/htdocs/wp-content/plugins/sitepress-multilingual-cms/sitepress.class.php

<?php
class SitePress{

    private $settings;
    private $active_languages = array();
    private $this_lang;
    private $wp_query;
    private $admin_language = null;
    private $user_preferences = array();
    public $queries = array();

    function __construct(){
        global $wpdb, $pagenow;
        
        $this->settings = get_option('icl_sitepress_settings');
        
        if(is_null($pagenow) && is_multisite()){
            include ICL_PLUGIN_PATH . '/inc/hacks/vars-php-multisite.php';
        }  

        if(false != $this->settings){
            $this->verify_settings();
        }
        if(isset($_GET['icl_action'])){
            require_once ABSPATH . WPINC . '/pluggable.php';
            if($_GET['icl_action']=='reminder_popup'){
                add_action('init', array($this, 'reminders_popup'));
            }
            elseif($_GET['icl_action']=='dismiss_help'){
                $this->settings['dont_show_help_admin_notice'] = true;
                $this->save_settings();
            }elseif($_GET['icl_action']=='dbdump' ){
                include_once ICL_PLUGIN_PATH . '/inc/functions-troubleshooting.php';
                add_action('init', 'icl_troubleshooting_dumpdb');                                
            }
        }

        if(isset($_GET['page']) && $_GET['page']== ICL_PLUGIN_FOLDER . '/menu/troubleshooting.php' && isset($_GET['debug_action'])){
            ob_start();
        }

        if(isset($_REQUEST['icl_ajx_action'])){
            add_action('init', array($this, 'ajax_setup'));
        }
        add_action('admin_footer', array($this, 'icl_nonces'));
        
        // Process post requests
        if(!empty($_POST)){
            add_action('init', array($this,'process_forms'));
        }

        add_action('plugins_loaded', array($this,'init'), 1);
        add_action('plugins_loaded', array($this,'initialize_cache'), 0);

        add_action('admin_print_scripts', array($this,'js_scripts_setup'));
        add_action('admin_print_styles', array($this,'css_setup'));
        
        // Administration menus
        add_action('admin_menu', array($this, 'administration_menu'));        

        add_action('init', array($this,'plugin_localization'));
        
        if($this->settings['existing_content_language_verified']){

            // Post/page language box
            if($pagenow == 'post.php' || $pagenow == 'post-new.php'){
                add_action('admin_head', array($this,'post_edit_language_options'));            
            }
            
            // Post/page save actions
            add_action('save_post', array($this,'save_post_actions'), 10, 2); 
            //add_action('update_post_metadata', array($this,'pre_update_post_meta'), 10, 5); 
            add_action('updated_post_meta', array($this,'update_post_meta'), 100, 4); 
            add_action('added_post_meta', array($this,'update_post_meta'), 100, 4); 
            add_action('updated_postmeta', array($this,'update_post_meta'), 100, 4); // ajax
            add_action('added_postmeta', array($this,'update_post_meta'), 100, 4); // ajax
            add_action('delete_postmeta', array($this,'delete_post_meta')); // ajax
            
            //add_filter('get_post_metadata', array($this,'get_post_metadata_filter'), 10, 4); 
            
            // filter user taxonomy input
            add_filter('pre_post_tax_input', array($this, 'validate_taxonomy_input'));
            
            // Post/page delete actions
            add_action('delete_post', array($this,'delete_post_actions'));
            add_action('wp_trash_post', array($this,'trash_post_actions'));
            add_action('untrashed_post', array($this,'untrashed_post_actions'));

            add_filter('posts_join', array($this,'posts_join_filter'));
            add_filter('posts_where', array($this,'posts_where_filter'));
            add_filter('comment_feed_join', array($this,'comment_feed_join'));
            
            add_filter('comments_clauses', array($this, 'comments_clauses'), 10, 2);

            // Allow us to filter the Query before vars before the posts query is being built and executed
            add_filter('pre_get_posts', array($this, 'pre_get_posts'));

            // show untranslated posts
            if(!is_admin() && isset($this->settings['show_untranslated_blog_posts']) &&
                    $this->settings['show_untranslated_blog_posts'] && $this->get_current_language() != $this->get_default_language()){
                add_filter('the_posts', array($this, 'the_posts'));
            }

            if($pagenow == 'edit.php'){
                add_action('admin_footer', array($this,'language_filter'));
            }


            add_filter('get_pages', array($this, 'exclude_other_language_pages2'));
            add_filter('wp_dropdown_pages', array($this, 'wp_dropdown_pages'));



            // posts and pages links filters
            add_filter('post_link', array($this, 'permalink_filter'),1,2);
            add_filter('post_type_link', array($this, 'permalink_filter'),1,2);
            add_filter('page_link', array($this, 'permalink_filter'),1,2);

            if(version_compare(preg_replace('#-RC[0-9]+(-[0-9]+)?$#', '', $GLOBALS['wp_version']), '3.1', '<')){
                add_filter('category_link', array($this, 'category_permalink_filter'),1,2);
                add_filter('tag_link', array($this, 'tax_permalink_filter'),1,2);
            }

            add_filter('term_link', array($this, 'tax_permalink_filter'),1,2);

            add_filter('get_comment_link', array($this, 'get_comment_link_filter'));

            add_action('create_term',  array($this, 'create_term'),1, 2);
            add_action('edit_term',  array($this, 'create_term'),1, 2);
            add_action('delete_term',  array($this, 'delete_term'),1,3);
            
            add_action('get_term',  array($this, 'get_term_filter'),1,2);
            
            add_filter('get_terms_args', array($this, 'get_terms_args_filter'));
            
            // filters terms by language
            if(version_compare($GLOBALS['wp_version'], '3.1', '>=')){
                add_filter('terms_clauses', array($this, 'terms_clauses'));    
            }else{
                add_filter('list_terms_exclusions', array($this, 'exclude_other_terms'),1,2);     
            }

            // allow adding terms with the same name in different languages
            add_filter("pre_term_name", array($this, 'pre_term_name'), 1, 2);
            // allow adding categories with the same name in different languages
            add_action('admin_init', array($this, 'pre_save_category'));


            // custom hook for adding the language selector to the template
            add_action('icl_language_selector', array($this, 'language_selector'));

            // front end js
            add_action('wp_head', array($this, 'front_end_js'));

            add_action('wp_head', array($this,'rtl_fix'));
            add_action('admin_print_styles', array($this,'rtl_fix'));

            add_action('restrict_manage_posts', array($this, 'restrict_manage_posts'));

            add_filter('get_edit_post_link', array($this, 'get_edit_post_link'), 1, 3);
            add_filter('get_edit_term_link', array($this, 'get_edit_term_link'), 1, 4);

            // short circuit get default category
            add_filter('pre_option_default_category', array($this, 'pre_option_default_category'));
            add_filter('update_option_default_category', array($this, 'update_option_default_category'), 1, 2);

            add_filter('the_category', array($this,'the_category_name_filter'));
            add_filter('get_terms', array($this,'get_terms_filter'));
            add_filter('get_the_terms', array($this, 'get_the_terms_filter'), 10, 3);
            
            add_filter('single_cat_title', array($this,'the_category_name_filter'));
            add_filter('term_links-category', array($this,'the_category_name_filter'));

            add_filter('term_links-post_tag', array($this,'the_category_name_filter'));
            add_filter('tags_to_edit', array($this,'the_category_name_filter'));
            add_filter('single_tag_title', array($this,'the_category_name_filter'));

            // adjacent posts links
            add_filter('get_previous_post_join', array($this,'get_adjacent_post_join'));
            add_filter('get_next_post_join', array($this,'get_adjacent_post_join'));
            add_filter('get_previous_post_where', array($this,'get_adjacent_post_where'));
            add_filter('get_next_post_where', array($this,'get_adjacent_post_where'));

            // feeds links
            add_filter('feed_link', array($this,'feed_link'));

            // commenting links
            add_filter('post_comments_feed_link', array($this,'post_comments_feed_link'));
            add_filter('trackback_url', array($this,'trackback_url'));
            add_filter('user_trailingslashit', array($this,'user_trailingslashit'),1, 2);

            // date based archives
            add_filter('year_link', array($this,'archives_link'));
            add_filter('month_link', array($this,'archives_link'));
            add_filter('day_link', array($this,'archives_link'));
            add_filter('getarchives_join', array($this,'getarchives_join'));
            add_filter('getarchives_where', array($this,'getarchives_where'));
            add_filter('pre_option_home', array($this,'pre_option_home'));

            if (!is_admin()) {
                add_filter('attachment_link', array($this, 'attachment_link_filter'), 10, 2);
            }
            
            // Filter custom type archive link (since WP 3.1)
            add_filter('post_type_archive_link', array($this,'post_type_archive_link_filter'), 10, 2);
            
            add_filter('author_link', array($this,'author_link'));
            
            add_filter('wp_unique_post_slug', array($this, 'wp_unique_post_slug'), 100, 5);
            

            add_filter('home_url', array($this, 'home_url'), 1, 4) ;

            // language negotiation
            add_action('query_vars', array($this,'query_vars'));

            //
            add_filter('language_attributes', array($this, 'language_attributes'));

            add_action('locale', array($this, 'locale'));

            if(isset($_GET['____icl_validate_domain'])){ echo '<!--'.get_option('home').'-->'; exit; }

            add_filter('pre_option_page_on_front', array($this,'pre_option_page_on_front'));
            add_filter('pre_option_page_for_posts', array($this,'pre_option_page_for_posts'));

            add_filter('option_sticky_posts', array($this,'option_sticky_posts'));

            add_filter('request', array($this,'request_filter'));

            add_action('wp_head', array($this,'set_wp_query'));

            add_action('show_user_profile', array($this, 'show_user_options'));
            add_action('personal_options_update', array($this, 'save_user_options'));

            // column with links to translations (or add translation) - low priority
            add_action('init', array($this,'configure_custom_column'), 1010);   // accommodate Types init@999         
            


            // adjust queried categories and tags ids according to the language
            if($this->settings['auto_adjust_ids']){
                add_action('parse_query', array($this, 'parse_query'));
                add_action('wp_list_pages_excludes', array($this, 'adjust_wp_list_pages_excludes'));
                if(!is_admin()){
                    add_filter('get_term', array($this,'get_term_adjust_id'), 1, 1);
                    add_filter('category_link', array($this,'category_link_adjust_id'), 1, 2);
                    add_filter('get_terms', array($this,'get_terms_adjust_ids'), 1, 3);
                    add_filter('get_pages', array($this,'get_pages_adjust_ids'), 1, 2);
                }
            }

            if(!is_admin()){
                add_action('wp_head', array($this, 'meta_generator_tag'));
            }

            require_once ICL_PLUGIN_PATH . '/inc/wp-nav-menus/iclNavMenu.class.php';
            $iclNavMenu = new iclNavMenu;

            if(is_admin() || defined('XMLRPC_REQUEST') || preg_match('#wp-comments-post\.php$#', $_SERVER['REQUEST_URI'])){
                global $iclTranslationManagement, $ICL_Pro_Translation;
                $iclTranslationManagement = new TranslationManagement;
                $ICL_Pro_Translation = new ICL_Pro_Translation();                 
            }
            
            add_action('wp_login', array($this, 'reset_admin_language_cookie'));
            
            add_action('template_redirect', array($this, 'setup_canonical_urls'), 100);
            
            add_action('init', array($this, '_taxonomy_languages_menu'), 99); //allow hooking in            
            
            if($this->settings['seo']['head_langs']){
                add_action('wp_head', array($this, 'head_langs'));    
            }
            

        } //end if the initial language is set - existing_content_language_verified

        add_action('wp_dashboard_setup', array($this, 'dashboard_widget_setup'));
        if(is_admin() && $pagenow == 'index.php'){
            add_action('icl_dashboard_widget_notices', array($this, 'print_translatable_custom_content_status'));
        }

        
        add_filter('core_version_check_locale', array($this, 'wp_upgrade_locale'));
        
        if($pagenow == 'post.php' && isset($_REQUEST['action']) && $_REQUEST['action']=='edit' && isset($_GET['post'])){
            add_action('init', '_icl_trash_restore_prompt');
        }
        
        add_action('init', array($this, 'js_load'), 2); // enqueue scripts - higher priority
        
    }

    function init(){
        global $wpdb;
        
        $this->get_user_preferences();
        
        // // default value for theme_localization_type OR
        // reset theme_localization_type if string translation was on (theme_localization_type was set to 2) and then it was deactivated
        /*
        if(
            !isset($this->settings['theme_localization_type']) ||
            isset($this->settings['theme_localization_type']) && $this->settings['theme_localization_type'] == 1 && !defined('WPML_ST_VERSION')
        ){
            if(!defined('WPML_DOING_UPGRADE')){
                $this->settings['theme_localization_type'] = 2;    
            }
            
        } 
        */
               
        $this->set_admin_language();
        //configure callbacks for plugin menu pages
        if(defined('WP_ADMIN') && isset($_GET['page']) && 0 === strpos($_GET['page'],basename(ICL_PLUGIN_PATH).'/')){
            add_action('icl_menu_footer', array($this, 'menu_footer'));
        }
        if($this->settings['existing_content_language_verified']){
            if(defined('WP_ADMIN')){
                if(isset($_GET['lang'])){
                    $this->this_lang = rtrim(strip_tags($_GET['lang']),'/');    
                    $al = $this->get_active_languages();
                    $al['all'] = true;
                    if(empty($al[$this->this_lang])){
                        $this->this_lang = $this->get_default_language();
                    }
                // force default language for string translation
                // we also make sure it's not saved in the cookie
                }elseif(isset($_GET['page']) && 
                    ((defined('WPML_ST_FOLDER') && $_GET['page'] == WPML_ST_FOLDER . '/menu/string-translation.php') || 
                    (defined('WPML_TM_FOLDER') && $_GET['page'] == WPML_TM_FOLDER . '/menu/translations-queue.php'))
                    ){
                    $this->this_lang = $this->get_default_language();                        
                }elseif(defined('DOING_AJAX')) {
                    $al = $this->get_active_languages();
                    if(isset($_POST['lang']) && isset($al[$_POST['lang']])){
                        $this->this_lang = $_POST['lang'];    
                    }else{
                        $this->this_lang = $this->get_language_cookie();    
                    }                    
                }elseif($lang = $this->get_admin_language_cookie()){
                    $this->this_lang = $lang;                                    
                }else{
                    $this->this_lang = $this->get_default_language();
                }  
                if((isset($_GET['admin_bar']) && $_GET['admin_bar']==1) && (!isset($_GET['page']) || !defined('WPML_ST_FOLDER') || $_GET['page'] != WPML_ST_FOLDER . '/menu/string-translation.php')){
                    $this->set_admin_language_cookie();              
                }
            }else{
                $al = $this->get_active_languages();
                foreach($al as $l){
                    $active_languages[] = $l['code'];
                }
                $active_languages[] = 'all';
                $s = isset($_SERVER['HTTPS']) && $_SERVER['HTTPS']=='on'?'s':'';
                $request = 'http' . $s . '://' . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
                $home = get_option('home');
                if($s){
                    $home = preg_replace('#^http://#', 'https://', $home);    
                }                
                $url_parts = parse_url($home);
                $blog_path = !empty($url_parts['path'])?$url_parts['path']:'';
                switch($this->settings['language_negotiation_type']){
                    case 1:
                        $path  = str_replace($home,'',$request);
                        $parts = explode('?', $path);
                        $path = $parts[0];
                        $exp = explode('/',trim($path,'/'));

                        if(in_array($exp[0], $active_languages)){
                            $this->this_lang = $exp[0];

                            // before hijiking the SERVER[REQUEST_URI]
                            // override the canonical_redirect action
                            // keep a copy of the original request uri
                            remove_action('template_redirect', 'redirect_canonical');
                            global $_icl_server_request_uri;
                            $_icl_server_request_uri = $_SERVER['REQUEST_URI'];
                            add_action('template_redirect', 'icl_redirect_canonical_wrapper', 11);
                            function icl_redirect_canonical_wrapper(){
                                global $_icl_server_request_uri, $wp_query;
                                $requested_url  = ( !empty($_SERVER['HTTPS'] ) && strtolower($_SERVER['HTTPS']) == 'on' ) ? 'https://' : 'http://';
                                $requested_url .= $_SERVER['HTTP_HOST'];
                                $requested_url .= $_icl_server_request_uri;
                                redirect_canonical($requested_url);

                                /*
                                if($wp_query->query_vars['error'] == '404'){
                                    $wp_query->is_404 = true;
                                    $template = get_404_template();
                                    include($template);
                                    exit;
                                }
                                */

                            }
                            //

                            //deal with situations when template files need to be called directly
                            add_action('template_redirect', array($this, '_allow_calling_template_file_directly'));

                            //$_SERVER['REQUEST_URI'] = preg_replace('@^'. $blog_path . '/' . $this->this_lang.'@i', $blog_path ,$_SERVER['REQUEST_URI']);

                            // Check for special case of www.example.com/fr where the / is missing on the end
                            $parts = parse_url($_SERVER['REQUEST_URI']);
                            if(strlen($parts['path']) == 0){
                                $_SERVER['REQUEST_URI'] = '/' . $_SERVER['REQUEST_URI'];
                            }
                        }else{
                            $this->this_lang = $this->get_default_language();
                        }
                        break;
                    case 2:
                        $exp = explode('.', $_SERVER['HTTP_HOST']);
                        $__l = array_search('http' . $s . '://' . $_SERVER['HTTP_HOST'] . $blog_path, $this->settings['language_domains']);
                        $this->this_lang = $__l?$__l:$this->get_default_language();
                        if(defined('ICL_USE_MULTIPLE_DOMAIN_LOGIN') && ICL_USE_MULTIPLE_DOMAIN_LOGIN){
                            include ICL_PLUGIN_PATH . '/modules/multiple-domains-login.php';
                        }
                        add_filter('allowed_redirect_hosts', array($this, 'allowed_redirect_hosts'));
                        break;
                    case 3:
                    default:
                        if(isset($_GET['lang'])){
                            $this->this_lang = preg_replace("/[^0-9a-zA-Z-]/i", '',strip_tags($_GET['lang']));
                        // set the language based on the content id - for short links
                        }elseif(isset($_GET['page_id'])){
                            $this->this_lang = $wpdb->get_var($wpdb->prepare("SELECT language_code FROM {$wpdb->prefix}icl_translations WHERE element_type='post_page' AND element_id=%d", $_GET['page_id']));
                        }elseif(isset($_GET['p'])){
                            $post_type = $wpdb->get_var($wpdb->prepare("SELECT post_type FROM {$wpdb->posts} WHERE ID=%d", $_GET['p']));
                            $this->this_lang = $wpdb->get_var($wpdb->prepare("SELECT language_code FROM {$wpdb->prefix}icl_translations WHERE element_type=%s AND element_id=%d",
                                'post_' . $post_type, $_GET['p']));
                        }elseif(isset($_GET['cat_ID'])){
                            $cat_tax_id = $wpdb->get_var($wpdb->prepare("SELECT term_taxonomy_id FROM {$wpdb->term_taxonomy} WHERE term_id=%d AND taxonomy=%s",
                                $_GET['cat_ID'], 'category'));
                            $this->this_lang = $wpdb->get_var($wpdb->prepare("SELECT language_code FROM {$wpdb->prefix}icl_translations
                                WHERE element_type='tax_category' AND element_id=%d", $cat_tax_id));
                        }elseif(isset($_GET['tag'])){
                            $tag_tax_id = $wpdb->get_var($wpdb->prepare("
                                SELECT x.term_taxonomy_id FROM {$wpdb->term_taxonomy} x JOIN {$wpdb->terms} t ON t.term_id = x.term_id
                                WHERE t.slug=%s AND x.taxonomy='post_tag'",
                                $_GET['tag']));
                            $this->this_lang = $wpdb->get_var($wpdb->prepare("SELECT language_code FROM {$wpdb->prefix}icl_translations
                                WHERE element_type='tax_post_tag' AND element_id=%d", $tag_tax_id));
                        }
                        //
                        if(!isset($_GET['lang']) && ($this->this_lang && $this->this_lang != $this->get_default_language())){
                            if(!isset($GLOBALS['wp_rewrite'])){
                                require_once ABSPATH . WPINC . '/rewrite.php';
                                $GLOBALS['wp_rewrite'] = new WP_Rewrite();
                            }
                            define('ICL_DOING_REDIRECT', true);
                            if(isset($_GET['page_id'])){
                                wp_redirect(get_page_link($_GET['page_id']), '301');
                                exit;
                            }elseif(isset($_GET['p'])){
                                wp_redirect(get_permalink($_GET['p']), '301');
                                exit;
                            }elseif(isset($_GET['cat_ID'])){
                                wp_redirect(get_term_link( intval($_GET['cat_ID']), 'category' ));
                                exit;
                            }elseif(isset($_GET['tag'])){
                                wp_redirect(get_term_link( $_GET['tag'], 'post_tag' ));
                                exit;
                            }else{
                                global $wp_taxonomies;
                                if(isset($this->settings['taxonomies_sync_option'])){
                                    $taxs = array_keys((array)$this->settings['taxonomies_sync_option']);
                                    foreach($taxs as $t){
                                        if(isset($_GET[$t])){
                                            $term_obj = $wpdb->get_row($wpdb->prepare(
                                                "SELECT * FROM {$wpdb->terms} t JOIN {$wpdb->term_taxonomy} x ON t.term_id = x.term_id
                                                WHERE t.slug=%s AND x.taxonomy=%s"
                                                , $_GET[$t], $t));
                                            $term_link = get_term_link( $term_obj, $t );
                                            $term_link = str_replace('&amp;', '&', $term_link); // fix
                                            if($term_link && !is_wp_error($term_link)){
                                                wp_redirect($term_link);
                                                exit;
                                            }
                                        }
                                    }
                                }
                            }

                        }

                        if(empty($this->this_lang)){
                            $this->this_lang = $this->get_default_language();
                        }
                }
                // allow forcing the current language when it can't be decoded from the URL
                $this->this_lang = apply_filters('icl_set_current_language', $this->this_lang);
            }
            
            //reorder active language to put 'this_lang' in front
            foreach($this->active_languages as $k=>$al){
                if($al['code']==$this->this_lang){
                    unset($this->active_languages[$k]);
                    $this->active_languages = array_merge(array($k=>$al), $this->active_languages);
                }
            }


            //if($this->settings['language_negotiation_type']==3){
               // fix pagenum links for when using the language as a parameter
            //   add_filter('get_pagenum_link', array($this,'get_pagenum_link_filter'));
            //}

            // filter some queries
            add_filter('query', array($this, 'filter_queries'));

            if( $this->settings['language_negotiation_type']==1  && $this->get_current_language()!=$this->get_default_language()){
                add_filter('option_rewrite_rules', array($this, 'rewrite_rules_filter'));
            }
                     
            $this->set_language_cookie();
            
            if(is_admin() && 
                (!isset($_GET['page']) || !defined('WPML_ST_FOLDER') || $_GET['page'] != WPML_ST_FOLDER . '/menu/string-translation.php') &&
                (!isset($_GET['page']) || !defined('WPML_TM_FOLDER') || $_GET['page'] != WPML_TM_FOLDER . '/menu/translations-queue.php')
            ){
                if(!$this->is_rtl() && version_compare($GLOBALS['wp_version'], '3.3', '>')){
                    add_action('admin_notices', 'wpml_set_admin_language_switcher_place', 100);
                    function wpml_set_admin_language_switcher_place(){
                        echo '<br clear="all" />';
                    }
                }
                add_action('in_admin_header', array($this, 'admin_language_switcher'));
            }
            
            if(!is_admin() && defined('DISQUS_VERSION')) include ICL_PLUGIN_PATH . '/modules/disqus.php';
            
        }

        if($this->is_rtl()){
            $GLOBALS['text_direction'] = 'rtl';
        }
        
        // Automatic redirect
        if(!is_admin() && !empty($this->settings['automatic_redirect'])){
            add_action('template_redirect', array($this, 'automatic_redirect'));
        }

        if(is_admin() && empty($this->settings['dont_show_help_admin_notice'])){
            if(count($this->get_active_languages()) < 2){
                add_action('admin_notices', array($this, 'help_admin_notice'));
            }
        }

        $short_v = implode('.', array_slice(explode('.', ICL_SITEPRESS_VERSION), 0, 3));
        if(is_admin() && (!isset($this->settings['hide_upgrade_notice']) || $this->settings['hide_upgrade_notice'] != $short_v)){
            add_action('admin_notices', array($this, 'upgrade_notice'));
        }

        if(is_admin() && current_user_can('manage_options')){            
            if($this->icl_account_configured()) {
                add_action('admin_notices', array($this, 'icl_reminders'));
            }
        }

        require ICL_PLUGIN_PATH . '/inc/template-constants.php';
        if(defined('WPML_LOAD_API_SUPPORT')){
            require ICL_PLUGIN_PATH . '/inc/wpml-api.php';

        }

        add_action('wp_footer', array($this, 'display_wpml_footer'),20);

        if(defined('XMLRPC_REQUEST') && XMLRPC_REQUEST){
            add_action('xmlrpc_call', array($this, 'xmlrpc_call_actions'));
            add_filter('xmlrpc_methods',array($this, 'xmlrpc_methods'));
        }

        if(defined('WPML_TM_VERSION') && is_admin()){
            require ICL_PLUGIN_PATH . '/inc/quote.php';
        }
        
    }
    
    function setup(){
        return !empty($this->settings['setup_complete']);
    }
    
    function automatic_redirect(){
        
        $save_cookie = false;
                                                                  
        if(empty($_COOKIE['_icl_visitor_lang'])){
            //No cookie found
            $lang = $this->get_current_language();
            $langs = @explode(',', $_SERVER['HTTP_ACCEPT_LANGUAGE']);
            foreach($langs as $lang){
                $lang = preg_replace('#q=(.+)$#', '', $lang);
                $lang = str_replace('-', '_', $lang); // normalize
                if(!in_array($lang, array_keys($this->get_active_languages()))){
                    $lang = substr($lang, 0, strpos($lang, '_'));
                }
                if(in_array($lang, array_keys($this->get_active_languages()))){
                    //'Got lang from browser: %s', $lang
                    $save_cookie = true;
                    break;
                }
            }

        }else{

            //'Cookie found: %s', $_COOKIE['_icl_visitor_lang']
            if($_COOKIE['_icl_visitor_lang'] != $this->get_current_language()){
                //'User changed language: %s', $this->get_current_language())
                $lang = $this->get_current_language();
                $save_cookie = true;
            }else{
                //'Using cookie lang: %s', $_COOKIE['_icl_visitor_lang']
                $lang = $_COOKIE['_icl_visitor_lang'];
            }

        }

        if($save_cookie){
            $cookie_domain = defined('COOKIE_DOMAIN') ? COOKIE_DOMAIN : $_SERVER['HTTP_HOST'];
            $cookie_path = defined('COOKIEPATH') ? COOKIEPATH : '/';
            $s = setcookie('_icl_visitor_lang', $lang, time()+3600 * intval($this->settings['remember_language']), $cookie_path, $cookie_domain);
            //'Saving cookie: %s', $lang
        }

        if($lang != $this->get_current_language()){
            //'Doing redirect from %s to %s', $this->get_current_language(), $lang
            if($this->settings['automatic_redirect'] == 1){
                $args['skip_missing'] = 1;
            }else{
                $args['skip_missing'] = 0;
            }
            $languages = $this->get_ls_languages($args);
            if(isset($languages[$lang])){ 
                header("Cache-Control: no-cache, must-revalidate"); // HTTP/1.1
                header("Expires: Sat, 16 Aug 1980 05:00:00 GMT"); // Date in the past                
                
                if(false !== strpos($_SERVER['HTTP_USER_AGENT'], 'Safari')){
                    $http_code = 307;
                }else{
                    $http_code = 300;
                }
                
                wp_redirect($languages[$lang]['url'], $http_code);
                exit;
            }
        }
        //'No redirect needed.'
    }

    function ajax_setup(){        
        require ICL_PLUGIN_PATH . '/ajax.php';
    }

    function configure_custom_column(){
        global $pagenow, $wp_post_types;

        $pagenow_ = '';

        $is_ajax = false;
        if($pagenow == 'admin-ajax.php'){
            if(
                isset($_POST['action']) && $_POST['action']=='inline-save' ||
                isset($_GET['action'])  && $_GET['action'] == 'fetch-list'
            ){
                $is_ajax = true;
            }
        }

        if(($pagenow == 'edit.php' || $pagenow_ == 'edit-pages.php' || $is_ajax)){
            $post_type = isset($_REQUEST['post_type']) ? $_REQUEST['post_type'] : 'post';
            switch($post_type){
                case 'post': case 'page':
                    add_filter('manage_'.$post_type.'s_columns',array($this,'add_posts_management_column'));
                    if(isset($_GET['post_type']) && $_GET['post_type']=='page'){
                        add_action('manage_'.$post_type.'s_custom_column',array($this,'add_content_for_posts_management_column'));
                    }
                    add_action('manage_posts_custom_column',array($this,'add_content_for_posts_management_column'));
                    break;
                default:
                    if(in_array($post_type, array_keys($this->get_translatable_documents()))){
                        add_filter('manage_'.$post_type.'_posts_columns',array($this,'add_posts_management_column'));
                        if($wp_post_types[$post_type]->hierarchical){
                            add_action('manage_pages_custom_column',array($this,'add_content_for_posts_management_column'));
                            add_action('manage_posts_custom_column',array($this,'add_content_for_posts_management_column')); // add this too - for more types plugin
                        }else{
                            add_action('manage_posts_custom_column',array($this,'add_content_for_posts_management_column'));
                        }
                    }
            }
            add_action('admin_print_scripts', array($this, '__set_posts_management_column_width'));
        }
    }

    function _taxonomy_languages_menu(){
        // tags language selection
        global $pagenow, $wpdb;
        if($pagenow == 'edit-tags.php'){
            // handle case of the tax edit page (after a taxonomy has been added)            
            // needs to redirect back to
            if(isset($_GET['trid']) && isset($_GET['source_lang'])){
                $translations = $this->get_element_translations($_GET['trid'], 'tax_' . $_GET['taxonomy']);
                if(isset($translations[$_GET['lang']])){                                                    
                    wp_redirect(get_edit_term_link($translations[$_GET['lang']]->term_id, $_GET['taxonomy']));
                    exit;
                }else{
                     add_action( 'admin_notices', array($this, '_tax_adding') );
                }                
            }
            
            $taxonomy = isset($_GET['taxonomy']) ? $wpdb->escape($_GET['taxonomy']) : 'post_tag';
            if($this->is_translated_taxonomy($taxonomy)){
                add_action('admin_print_scripts-edit-tags.php', array($this,'js_scripts_tags'));
                if($taxonomy == 'category'){
                    add_action('edit_category_form', array($this, 'edit_term_form'));
                }else{
                    add_action('add_tag_form', array($this, 'edit_term_form'));
                    add_action('edit_tag_form', array($this, 'edit_term_form'));
                }   
                add_action('admin_footer', array($this,'terms_language_filter'));
                add_filter('wp_dropdown_cats', array($this, 'wp_dropdown_cats_select_parent'));
            }
        }
    }
    
    function _tax_adding(){
        $translations = $this->get_element_translations($_GET['trid'], 'tax_' . $_GET['taxonomy']);
        if(!empty($translations) && isset($translations[$_GET['source_lang']]->name)){
            $tax_name = apply_filters('the_category', $translations[$_GET['source_lang']]->name);
            echo '<div id="icl_tax_adding_notice" class="updated fade"><p>'. sprintf(__('Adding translation for: %s.', 'sitepress'), $tax_name). '</p></div>';
        }
    }
    
    function the_posts($posts){
        global $wpdb, $wp_query;
        $db = debug_backtrace();
        $custom_wp_query = isset($db[3]['object']) ? $db[3]['object'] : false;
        //exceptions
        if(
            ($this->get_current_language() == $this->get_default_language())  // original language
            || ($wp_query != $custom_wp_query)   // called by a custom query
            || (!$custom_wp_query->is_posts_page && !$custom_wp_query->is_home) // not the blog posts page
            || $wp_query->is_singular //is singular
            || !empty($custom_wp_query->query_vars['category__not_in'])
            //|| !empty($custom_wp_query->query_vars['category__in'])
            //|| !empty($custom_wp_query->query_vars['category__and'])
            || !empty($custom_wp_query->query_vars['tag__not_in'])
            || !empty($custom_wp_query->query_vars['post__in'])
            || !empty($custom_wp_query->query_vars['post__not_in'])
            || !empty($custom_wp_query->query_vars['post_parent'])
        ){

            //$wp_query->query_vars = $this->wp_query->query_vars;
            return $posts;
        }
        // get the posts in the default language instead
        $this_lang = $this->this_lang;
        $this->this_lang = $this->get_default_language();

        remove_filter('the_posts', array($this, 'the_posts'));

        $custom_wp_query->query_vars['suppress_filters'] = 0;

        if(isset($custom_wp_query->query_vars['pagename']) && !empty($custom_wp_query->query_vars['pagename'])){
            if (isset($custom_wp_query->queried_object_id) && !empty($custom_wp_query->queried_object_id)) {
                $page_id = $custom_wp_query->queried_object_id;
            } else {
                // urlencode added for languages that have urlencoded post_name field value
                $custom_wp_query->query_vars['pagename'] = urlencode($custom_wp_query->query_vars['pagename']);
                $page_id = $wpdb->get_var("SELECT ID FROM {$wpdb->posts} WHERE post_name='{$custom_wp_query->query_vars['pagename']}' AND post_type='page'");
            }
            if($page_id){
                $tr_page_id = icl_object_id($page_id, 'page', false, $this->get_default_language());
                if($tr_page_id){
                    $custom_wp_query->query_vars['pagename'] = $wpdb->get_var("SELECT post_name FROM {$wpdb->posts} WHERE ID={$tr_page_id}");
                }
            }
        }



        // look for posts without translations
        if($posts){
            foreach($posts as $p){
                $pids[] = $p->ID;
            }
            $trids = $wpdb->get_col("
                SELECT trid
                FROM {$wpdb->prefix}icl_translations
                WHERE element_type='post_post' AND element_id IN (".join(',', $pids).") AND language_code = '".$this_lang."'");

            if(!empty($trids)){
                $posts_not_translated = $wpdb->get_col("
                    SELECT element_id, COUNT(language_code) AS c
                    FROM {$wpdb->prefix}icl_translations
                    WHERE trid IN (".join(',', $trids).") GROUP BY trid HAVING c = 1
                ");
                if(!empty($posts_not_translated)){
                        $GLOBALS['__icl_the_posts_posts_not_translated'] = $posts_not_translated;
                        add_filter('posts_where', array($this, '_posts_untranslated_extra_posts_where'), 99);
                }
            }


        }

        //fix page for posts
        unset($custom_wp_query->query_vars['page_id']); unset($custom_wp_query->query_vars['p']);

        $my_query = new WP_Query($custom_wp_query->query_vars);
        
        add_filter('the_posts', array($this, 'the_posts'));
        $this->this_lang = $this_lang;

        // create a map of the translated posts
        foreach($posts as $post){
            $trans_posts[$post->ID] = $post;
        }

        // loop original posts
        foreach($my_query->posts as $k=>$post){ // loop posts in the default language
            $trid = $this->get_element_trid($post->ID);
            $translations = $this->get_element_translations($trid); // get translations

            if(isset($translations[$this->get_current_language()])){ // if there is a translation in the current language
                if(isset($trans_posts[$translations[$this->get_current_language()]->element_id])){  //check the map of translated posts
                    $my_query->posts[$k] = $trans_posts[$translations[$this->get_current_language()]->element_id];
                }else{  // check if the translated post exists in the database still
                    $_post = $wpdb->get_row($wpdb->prepare("SELECT * FROM $wpdb->posts WHERE ID = %d AND post_status='publish' LIMIT 1", $translations[$this->get_current_language()]->element_id));
                    if(!empty($_post)){
                        $_post = sanitize_post($_post);
                        $my_query->posts[$k] = $_post;

                    }else{
                        $my_query->posts[$k]->original_language = true;
                    }
                }
            }else{
                $my_query->posts[$k]->original_language = true;
            }

        }

        if($custom_wp_query == $wp_query){
            $wp_query->max_num_pages = $my_query->max_num_pages;
        }

        $posts = $my_query->posts;

        unset($GLOBALS['__icl_the_posts_posts_not_translated']);
        remove_filter('posts_where', array($this, '_posts_untranslated_extra_posts_where'), 99);

        return $posts;
    }

    function _posts_untranslated_extra_posts_where($where){
        global $wpdb;
        $where .= ' OR ' . $wpdb->posts . '.ID IN (' . join(',', $GLOBALS['__icl_the_posts_posts_not_translated']) . ')';
        return $where;
    }

    function initialize_cache(){
        require_once ICL_PLUGIN_PATH . '/inc/cache.php';
        $this->icl_translations_cache = new icl_cache();
        $this->icl_locale_cache = new icl_cache('locale', true);
        $this->icl_flag_cache = new icl_cache('flags', true);
        $this->icl_language_name_cache = new icl_cache('language_name', true);
        $this->icl_term_taxonomy_cache = new icl_cache();
    }

    function set_admin_language(){
        global $wpdb, $current_user;

        if(is_null($current_user) && function_exists('wp_get_current_user')){
            $u = wp_get_current_user();
            if(isset($u->ID) && $u->ID > 0){
                $current_user = $u;
            }else{
                return $this->get_default_language();    
            }
        }

        $active_languages = array_keys($wpdb->get_col("SELECT code FROM {$wpdb->prefix}icl_languages WHERE active=1"));   //don't use method get_active_language()

        if(!empty($current_user->data->ID)){
            $this->admin_language = $this->get_user_admin_language($current_user->data->ID);
        }

        if($this->admin_language != '' && !in_array($this->admin_language, $active_languages)){
            delete_user_meta($current_user->data->ID,'icl_admin_language');
        }
        if(empty($this->settings['admin_default_language']) || !in_array($this->settings['admin_default_language'], $active_languages)){
            $this->settings['admin_default_language'] = '_default_';
            $this->save_settings();
        }

        if(!$this->admin_language){
            $this->admin_language = $this->settings['admin_default_language'];
        }
        if($this->admin_language == '_default_' && $this->get_default_language()){
            $this->admin_language = $this->get_default_language();
        }
        
    }

    function get_admin_language(){
        return $this->admin_language;
    }

    function get_user_admin_language($user_id) {
        static $lang = array();
        if (!isset($lang[$user_id])) {
            $lang[$user_id] = get_user_meta($user_id,'icl_admin_language',true);
            if(empty($lang[$user_id])){
                if(isset($this->settings['admin_default_language'])){
                    $lang[$user_id] = $this->settings['admin_default_language'];    
                }
                if(empty($lang[$user_id]) || '_default_' == $lang[$user_id]){
                    $lang[$user_id] = $this->get_admin_language();
                }
            }            
        }
        return $lang[$user_id];
    }

    function administration_menu(){

        if (1 < count($this->get_active_languages())) {
            $main_page = apply_filters('icl_menu_main_page', basename(ICL_PLUGIN_PATH).'/menu/languages.php');
            add_menu_page(__('WPML','sitepress'), __('WPML','sitepress'), 'manage_options',
                $main_page, null, ICL_PLUGIN_URL . '/res/img/icon16.png');

            do_action('icl_wpml_top_menu_added');

            add_submenu_page($main_page,
                __('Languages','sitepress'), __('Languages','sitepress'),
                'manage_options', basename(ICL_PLUGIN_PATH).'/menu/languages.php');
            add_submenu_page($main_page,
                __('Theme and plugins localization','sitepress'), __('Theme and plugins localization','sitepress'),
                'manage_options', basename(ICL_PLUGIN_PATH).'/menu/theme-localization.php');
            if(!defined('WPML_TM_VERSION')){
                add_submenu_page($main_page,
                    __('Translation options','sitepress'), __('Translation options','sitepress'),
                    'manage_options', basename(ICL_PLUGIN_PATH).'/menu/translation-options.php');
            }

            /*
            add_submenu_page($main_page,
                __('Comments translation','sitepress'), __('Comments translation','sitepress'),
                'manage_options', basename(ICL_PLUGIN_PATH).'/menu/comments-translation.php');
            */
        } else {
            $main_page = basename(ICL_PLUGIN_PATH).'/menu/languages.php';
            add_menu_page(__('WPML','sitepress'), __('WPML','sitepress'), 'manage_options',
                $main_page,null, ICL_PLUGIN_URL . '/res/img/icon16.png');
            add_submenu_page($main_page,
                __('Languages','sitepress'), __('Languages','sitepress'),
                'manage_options', basename(ICL_PLUGIN_PATH).'/menu/languages.php');
        }

        if(isset($_GET['page']) && $_GET['page'] == basename(ICL_PLUGIN_PATH).'/menu/troubleshooting.php'){
            add_submenu_page($main_page,
                 __('Troubleshooting','sitepress'), __('Troubleshooting','sitepress'),
                'manage_options', basename(ICL_PLUGIN_PATH).'/menu/troubleshooting.php');
        }

        //$alert = '&nbsp;<img width="12" height="12" style="margin-bottom:-2px;" src="'.ICL_PLUGIN_URL.'/res/img/alert.png" />';
         add_submenu_page($main_page,
            __('Support','sitepress'), __('Support','sitepress'), 'manage_options', ICL_PLUGIN_FOLDER . '/menu/support.php');

    }
    
    function save_settings($settings=null){
        if(!is_null($settings)){
            foreach($settings as $k=>$v){
                if(is_array($v)){
                    foreach($v as $k2=>$v2){
                        $this->settings[$k][$k2] = $v2;
                    }
                }else{
                    $this->settings[$k] = $v;
                }
            }
        }
        if(!empty($this->settings)){
            update_option('icl_sitepress_settings', $this->settings);
        }
        do_action('icl_save_settings', $settings);
    }

    function get_settings(){
        return $this->settings;
    }

    function get_option($option_name){
        return isset($this->settings[$option_name]) ? $this->settings[$option_name] : null;
    }
    
    function verify_settings(){

        $default_settings = array(
            'interview_translators' => 1,
            'existing_content_language_verified' => 0,
            'language_negotiation_type' => 3,
            'theme_localization_type' => 1,
            'icl_lso_header' => 0,
            'icl_lso_link_empty' => 0,
            'icl_lso_flags' => 0,
            'icl_lso_native_lang' => 1,
            'icl_lso_display_lang' => 1,
            'sync_page_ordering' => 1,
            'sync_page_parent' => 1,
            'sync_page_template' => 1,
            'sync_ping_status' => 1,
            'sync_comment_status' => 1,
            'sync_sticky_flag' => 1,
            'sync_private_flag' => 1,
            'sync_post_format' => 1,
            'sync_delete' => 0,
            'sync_post_taxonomies' => 1,
            'sync_post_date' => 0,
            'sync_taxonomy_parents' => 0,            
            'translation_pickup_method' => 0,
            'notify_complete' => 1,
            'translated_document_status' => 1,
            'remote_management' => 0,
            'auto_adjust_ids' => 1,
            'alert_delay' => 0,
            'promote_wpml' => 0,
            'troubleshooting_options' => array('http_communication' => 1),
            'automatic_redirect' => 0,
            'remember_language' => 24,
            'icl_lang_sel_type' => 'dropdown',
            'icl_widget_title_show' => 1, 
            'translated_document_page_url' => 'auto-generate',
            'sync_comments_on_duplicates ' => 0,
            'seo' => array('head_langs' => 1)
        );

        //congigured for three levels
        $update_settings = false;
        foreach($default_settings as $key => $value){
            if(is_array($value)){
                foreach($value as $k2 => $v2){
                    if(is_array($v2)){
                        foreach($v2 as $k3 => $v3){
                            if(!isset($this->settings[$key][$k2][$k3])){
                                $this->settings[$key][$k2][$k3] = $v3;
                                $update_settings = true;
                            }
                        }
                    }else{
                        if(!isset($this->settings[$key][$k2])){
                            $this->settings[$key][$k2] = $v2;
                            $update_settings = true;
                        }
                    }
                }
            }else{
                if(!isset($this->settings[$key])){
                    $this->settings[$key] = $value;
                    $update_settings = true;
                }
            }
        }


        if($update_settings){
            $this->save_settings();
        }
    }

    function _validate_language_per_directory($language_code){
        if(!class_exists('WP_Http')) include_once ABSPATH . WPINC . '/class-http.php';
        $client = new WP_Http();
        if(false === @strpos($_POST['url'],'?')){$url_glue='?';}else{$url_glue='&';}
        $response = $client->request(get_option('home') . '/' . $language_code .'/' . $url_glue . '____icl_validate_domain=1', array('timeout'=>15, 'decompress'=>false));
        return (!is_wp_error($response) && ($response['response']['code']=='200') && ($response['body'] == '<!--'.get_option('home').'-->'));
    }

    function save_language_pairs() {
        // clear existing languages
        $lang_pairs = $this->settings['language_pairs'];
        if (is_array($lang_pairs)) {
            foreach ($lang_pairs as $from => $to) {
                $lang_pairs[$from] = array();
            }
        }

        // get the from languages
        $from_languages = array();
        foreach($_POST as $k=>$v){
            if(0 === strpos($k,'icl_lng_from_')){
                $f = str_replace('icl_lng_from_','',$k);
                $from_languages[] = $f;
            }
        }

        foreach($_POST as $k=>$v){
            if(0 !== strpos($k,'icl_lng_')) continue;
            if(0 === strpos($k,'icl_lng_to')){
                $t = str_replace('icl_lng_to_','',$k);
                $exp = explode('_',$t);
                if (in_array($exp[0], $from_languages)){
                    $lang_pairs[$exp[0]][$exp[1]] = 1;
                }
            }
        }

        $iclsettings['language_pairs'] = $lang_pairs;
        $this->save_settings($iclsettings);
    }

    function get_active_languages($refresh = false){
        global $wpdb;

        if($refresh || !$this->active_languages){
            if(defined('WP_ADMIN') && $this->admin_language){
                $in_language = $this->admin_language;
            }else{
                $in_language = $this->get_current_language()?$this->get_current_language():$this->get_default_language();
            }
            if (isset($this->icl_language_name_cache)) {
                $res = $this->icl_language_name_cache->get('in_language_'.$in_language);
            } else {
                $res = null;
            }

            if (!$res || !is_array($res)) {
                $res = $wpdb->get_results("
                    SELECT l.id, code, english_name, active, lt.name AS display_name, l.encode_url
                    FROM {$wpdb->prefix}icl_languages l
                        JOIN {$wpdb->prefix}icl_languages_translations lt ON l.code=lt.language_code
                    WHERE
                        active=1 AND lt.display_language_code = '{$in_language}'
                    ORDER BY major DESC, english_name ASC", ARRAY_A);
                if (isset($this->icl_language_name_cache)) {
                    $this->icl_language_name_cache->set('in_language_'.$in_language, $res);
                }
            }

            $languages = array();
            if($res){
                foreach($res as $r){
                    $languages[$r['code']] = $r;
                }
            }

            if (isset($this->icl_language_name_cache)) {
                $res = $this->icl_language_name_cache->get('languages');
            } else {
                $res = null;
            }
            if (!$res) {

                $res = $wpdb->get_results("
                    SELECT language_code, name
                    FROM {$wpdb->prefix}icl_languages_translations
                    WHERE language_code IN ('".join("','",array_keys($languages))."') AND language_code = display_language_code
                ");
                if (isset($this->icl_language_name_cache)) {
                    $this->icl_language_name_cache->set('languages', $res);
                }
            }

            foreach($res as $row){
                $languages[$row->language_code]['native_name'] = $row->name;
            }

            $this->active_languages = $languages;
        }

        // hide languages for front end
        global $current_user;
        get_currentuserinfo();
        if(!is_admin() && !empty($this->settings['hidden_languages']) && is_array($this->settings['hidden_languages'])){
            if(empty($current_user->data) || !get_user_meta($current_user->data->ID, 'icl_show_hidden_languages', true)){
                foreach($this->settings['hidden_languages'] as $l){
                    unset($this->active_languages[$l]);
                }
            }
        }
        return $this->active_languages;
    }

    function set_active_languages($arr){
        global $wpdb;
        if(!empty($arr)){
            foreach($arr as $code){
                $tmp[] = mysql_real_escape_string(trim($code));
            }

            // set the locale
            $current_active_languages = (array)$wpdb->get_col("SELECT code FROM {$wpdb->prefix}icl_languages WHERE active = 1");
            $new_languages = array_diff($tmp, $current_active_languages);

            if(!empty($new_languages)){
                foreach($new_languages as $code){
                    $default_locale = $wpdb->get_var("SELECT default_locale FROM {$wpdb->prefix}icl_languages WHERE code='{$code}'");
                    if($default_locale){
                        if($wpdb->get_var("SELECT code FROM {$wpdb->prefix}icl_locale_map WHERE code='{$code}'")){
                            $wpdb->update($wpdb->prefix.'icl_locale_map', array('locale'=>$default_locale), array('code'=>$code));
                        }else{
                            $wpdb->insert($wpdb->prefix.'icl_locale_map', array('code'=>$code, 'locale'=>$default_locale));
                        }
                    }
                }
            }

            $codes = '(\'' . join('\',\'',$tmp) . '\')';
            $wpdb->update($wpdb->prefix.'icl_languages', array('active'=>0), array('active'=>'1'));
            $wpdb->query("UPDATE {$wpdb->prefix}icl_languages SET active=1 WHERE code IN {$codes}");
            $this->icl_language_name_cache->clear();
        }

        $res = $wpdb->get_results("
            SELECT code, english_name, active, lt.name AS display_name
            FROM {$wpdb->prefix}icl_languages l
                JOIN {$wpdb->prefix}icl_languages_translations lt ON l.code=lt.language_code
            WHERE
                active=1 AND lt.display_language_code = '{$this->get_default_language()}'
            ORDER BY major DESC, english_name ASC", ARRAY_A);
        $languages = array();
        foreach($res as $r){
            $languages[] = $r;
        }
        $this->active_languages = $languages;

        return true;
    }

    function get_languages($lang=false){
        global $wpdb;
        if(!$lang){
            $lang = $this->get_default_language();
        }
        $res = $wpdb->get_results("
            SELECT
                code, english_name, major, active, default_locale, lt.name AS display_name
            FROM {$wpdb->prefix}icl_languages l
                JOIN {$wpdb->prefix}icl_languages_translations lt ON l.code=lt.language_code
            WHERE lt.display_language_code = '{$lang}'
            ORDER BY major DESC, english_name ASC", ARRAY_A);
        $languages = array();
        foreach((array)$res as $r){
            $languages[] = $r;
        }
        return $languages;
    }

    function get_language_details($code){
        global $wpdb;
        if(defined('WP_ADMIN')){
            $dcode = $this->admin_language;
        }else{
            $dcode = $code;
        }
        if (isset($this->icl_language_name_cache)){
            $details = $this->icl_language_name_cache->get('language_details_'.$code.$dcode);
        } else {
            $details = null;
        }
        if (!$details){
            $details = $wpdb->get_row("
                SELECT
                    code, english_name, major, active, lt.name AS display_name
                FROM {$wpdb->prefix}icl_languages l
                    JOIN {$wpdb->prefix}icl_languages_translations lt ON l.code=lt.language_code
                WHERE lt.display_language_code = '{$dcode}' AND code='{$code}'
                ORDER BY major DESC, english_name ASC", ARRAY_A);
            if (isset($this->icl_language_name_cache)){
                $this->icl_language_name_cache->set('language_details_'.$code.$dcode, $details);
            }
        }

        return $details;
    }
    
    function get_language_code($english_name){
        global $wpdb;
        $code = $wpdb->get_row("
            SELECT
                code
            FROM {$wpdb->prefix}icl_languages
            WHERE english_name = '{$english_name}'", ARRAY_A);
        return $code['code'];
    }

    function get_icl_translator_status(&$iclsettings, $res = NULL){

        if ($res == NULL) {
            // check what languages we have translators for.
            require_once ICL_PLUGIN_PATH . '/lib/Snoopy.class.php';
            require_once ICL_PLUGIN_PATH . '/lib/xml2array.php';
            require_once ICL_PLUGIN_PATH . '/lib/icl_api.php';

            $icl_query = false;
            if (empty($iclsettings['site_id'])) {
                // Must be for support
                if(!empty($iclsettings['support_site_id'])){
                    $icl_query = new ICanLocalizeQuery($iclsettings['support_site_id'], $iclsettings['support_access_key']);
                }
            } else {
                $icl_query = new ICanLocalizeQuery($iclsettings['site_id'], $iclsettings['access_key']);
            }

            if($icl_query === false) return;

            $res = $icl_query->get_website_details();

        }
        if(isset($res['translation_languages']['translation_language'])){

            // reset $this->settings['icl_lang_status']
            $iclsettings['icl_lang_status'] = array();

            $translation_languages = $res['translation_languages']['translation_language'];
            if(!isset($translation_languages[0])){
                $buf = $translation_languages;
                $translation_languages = array(0 => $buf);
            }
            foreach($translation_languages as $lang){
                $translators = $_tr = array();
                $max_rate = false;
                if(isset($lang['translators']) && !empty($lang['translators'])){
                    if(!isset($lang['translators']['translator'][0])){
                        $_tr[0] = $lang['translators']['translator'];
                    }else{
                        $_tr = $lang['translators']['translator'];
                    }
                    foreach($_tr as $t){
                        if($max_rate === false || $t['attr']['amount'] > $max_rate){
                            $max_rate = $t['attr']['amount'];
                        }
                        $translators[] = array('id'=>$t['attr']['id'], 'nickname'=>$t['attr']['nickname'], 'contract_id' => $t['attr']['contract_id']);
                    }
                }
                $target[] = array(
                    'from' => $this->get_language_code(ICL_Pro_Translation::server_languages_map($lang['attr']['from_language_name'], true)),
                    'to' => $this->get_language_code(ICL_Pro_Translation::server_languages_map($lang['attr']['to_language_name'], true)),
                    'have_translators' => $lang['attr']['have_translators'],
                    'available_translators' => $lang['attr']['available_translators'],
                    'applications' => $lang['attr']['applications'],
                    'contract_id' => $lang['attr']['contract_id'],
                    'id' => $lang['attr']['id'],
                    'translators' => $translators,
                    'max_rate' => $max_rate
                );
            }
            $iclsettings['icl_lang_status'] = $target;
        }

        if(isset($res['client']['attr'])){
            $iclsettings['icl_balance'] = $res['client']['attr']['balance'];
            $iclsettings['icl_anonymous_user'] = $res['client']['attr']['anon'];
        }
        if(isset($res['html_status']['value'])){
            $iclsettings['icl_html_status'] = html_entity_decode($res['html_status']['value']);
            $iclsettings['icl_html_status'] = preg_replace_callback('#<a([^>]*)href="([^"]+)"([^>]*)>#i', create_function(
                '$matches',
                'global $sitepress; return $sitepress->create_icl_popup_link($matches[2]);'
            ) ,$iclsettings['icl_html_status']);
        }

        if(isset($res['translators_management_info']['value'])){
            $iclsettings['translators_management_info'] = html_entity_decode($res['translators_management_info']['value']);
            $iclsettings['translators_management_info'] = preg_replace_callback('#<a([^>]*)href="([^"]+)"([^>]*)>#i', create_function(
                '$matches',
                'global $sitepress; return $sitepress->create_icl_popup_link($matches[2], array(\'unload_cb\'=>\'icl_thickbox_refresh\'));'
            ) ,$iclsettings['translators_management_info']);
        }

        $iclsettings['icl_support_ticket_id'] = @intval($res['attr']['support_ticket_id']);
    }

    function get_language_status_text($from_lang, $to_lang, $popclose_cb = false) {

        $popargs = array('title'=>'ICanLocalize');
        if($popclose_cb){
            $popargs['unload_cb'] =  $popclose_cb;
        }

        $lang_status = !empty($this->settings['icl_lang_status']) ? $this->settings['icl_lang_status'] : array();
        $response = '';
        foreach ($lang_status as $lang) {
            if ($from_lang == $lang['from'] && $to_lang == $lang['to']) {
                if (isset($lang['available_translators'])) {
                    if (!$lang['available_translators']) {
                        if ($this->settings['icl_support_ticket_id'] == '') {
                            // No translators available on icanlocalize for this language pair.
                            $response = sprintf(__('- (No translators available - please %sprovide more information about your site%s)', 'sitepress'),
                                                $this->create_icl_popup_link(ICL_API_ENDPOINT. '/websites/' . $this->settings['site_id'] . '/explain?after=refresh_langs',
                                                    $popargs),
                                                '</a>');
                        } else {
                            $response = sprintf(__('- (No translators available - %scheck progress%s)', 'sitepress'),
                                                $this->create_icl_popup_link(ICL_API_ENDPOINT. '/support/show/' . $this->settings['icl_support_ticket_id'] . '?after=refresh_langs',
                                                    $popargs),
                                                '</a>');
                        }

                    } else if (!$lang['applications']) {
                        // No translators have applied for this language pair.
                        $popargs['class'] = 'icl_hot_link';
                        $response = ' | ' . $this->create_icl_popup_link("@select-translators;{$from_lang};{$to_lang}@", $popargs) .
                                    __('Select translators', 'sitepress') .  '</a>';
                    } else if (!$lang['have_translators']) {
                        // translators have applied but none selected yet
                        $popargs['class'] = 'icl_hot_link';
                        $response = ' | ' . $this->create_icl_popup_link("@select-translators;{$from_lang};{$to_lang}@", $popargs) . __('Select translators', 'sitepress') . '</a>';
                    } else {
                        // there are translators ready to translate
                        $translators = array();
                        if(is_array($lang['translators'])){
                            foreach($lang['translators'] as $translator){
                                $link = $this->create_icl_popup_link(ICL_API_ENDPOINT. '/websites/' . $this->settings['site_id'] . '/website_translation_offers/' .
                                                $lang['id'] . '/website_translation_contracts/' . $translator['contract_id'], $popargs);
                                $translators[] = $link . esc_html($translator['nickname']) . '</a>';
                            }
                        }
                        $response = ' | ' . $this->create_icl_popup_link("@select-translators;{$from_lang};{$to_lang}@", $popargs) . __('Select translators', 'sitepress') . '</a>';
                        $response .= ' | ' . sprintf(__('Communicate with %s', 'sitepress'), join(', ', $translators));

                    }

                    return $response;

                }
            break;
            }

        }
        $popargs['class'] = 'icl_hot_link';
        $response = ' | ' . $this->create_icl_popup_link("@select-translators;{$from_lang};{$to_lang}@", $popargs) . __('Select translators', 'sitepress') .  '</a>';

        // no status found
        return $response;
    }

    function are_waiting_for_translators($from_lang) {
        $lang_status = $this->settings['icl_lang_status'];
        if ($lang_status && $this->icl_account_configured()) {
            foreach ($lang_status as $lang) {
                if ($from_lang == $lang['from']) {
                    if (isset($lang['available_translators'])) {
                        if ($lang['available_translators'] && !$lang['applications']) {
                            return true;
                        }
                    }
                }
            }
        }
        return false;
    }

    function get_default_language(){
        return isset($this->settings['default_language']) ? $this->settings['default_language'] : false;
    }

    function get_current_language(){
        return apply_filters('icl_current_language' , $this->this_lang);
    }
    
    function switch_lang($code = null, $cookie_lang = false){
        static $original_language, $original_language_cookie;
        
        if(is_null($original_language)) $original_language = $this->get_current_language();
        
        if(is_null($code)){
            $this->this_lang = $original_language;
            $this->admin_language = $original_language;
            
            // restore cookie language if case
            if(!empty($original_language_cookie)){
                $_COOKIE['_icl_current_language'] = $original_language_cookie;     
                $original_language_cookie = false;
            }
            
        }else{
            if(in_array($code, array_keys($this->get_active_languages()))){
                $original_language = $this->get_current_language();  // save current language
                $this->this_lang = $code;    
                $this->admin_language = $code;
            }
            
            // override cookie language
            if($cookie_lang){
                $original_language_cookie = $this->get_language_cookie();
                $_COOKIE['_icl_current_language'] = $code;
            }
            
        }
    }
    
    function set_default_language($code){
        global $wpdb;
        $iclsettings['default_language'] = $code;
        $this->save_settings($iclsettings);

        // change WP locale
        $locale = $this->get_locale($code);
        if($locale){
            update_option('WPLANG', $locale);
        }
        if($code != 'en' && !file_exists(ABSPATH . LANGDIR . '/' . $locale . '.mo')){
            return 1; //locale not installed
        }

        return true;
    }

    function get_icl_translation_enabled($lang=null, $langto=null){
        if(!is_null($lang)){
            if(!is_null($langto)){
                return $this->settings['language_pairs'][$lang][$langto];
            }else{
                return !empty($this->settings['language_pairs'][$lang]);
            }
        }else{
            return isset($this->settings['enable_icl_translations']) ? $this->settings['enable_icl_translations'] : false;
        }
    }

    function set_icl_translation_enabled(){
        $iclsettings['translation_enabled'] = true;
        $this->save_settings($iclsettings);
    }

    function icl_account_reqs(){
        $errors = array();
        if(!$this->get_icl_translation_enabled()){
            $errors[] = __('Professional translation not enabled', 'sitepress');
        }
        return $errors;
    }

    function icl_account_configured(){
        return isset($this->settings['site_id']) && $this->settings['site_id'] && isset($this->settings['access_key']) && $this->settings['access_key'];
    }

    function icl_support_configured(){
        return isset($this->settings['support_site_id']) && isset($this->settings['support_access_key'])
            && $this->settings['support_site_id'] && $this->settings['support_access_key'];
    }

    function reminders_popup(){
        include ICL_PLUGIN_PATH . '/modules/icl-translation/icl-reminder-popup.php';
        exit;
    }

    function create_icl_popup_link($link, $args = array(), $just_url = false, $support_mode = FALSE) {

        // defaults
        $defaults = array(
            'title' => null,
            'class' => '',
            'id'    => '',
            'ar'    => 0,  // auto_resize
            'unload_cb' => false, // onunload callback
        );

        extract($defaults);
        extract($args, EXTR_OVERWRITE);

        if(!empty($ar)){
            $auto_resize = '&amp;auto_resize=1';
        }else{
            $auto_resize = '';
        }

        $unload_cb = isset($unload_cb) ? '&amp;unload_cb=' . $unload_cb : '';

        $url_glue = false !== strpos($link,'?') ? '&' : '?';
        $link .= $url_glue . 'compact=1';

        if (isset($this->settings['access_key']) || isset($this->settings['support_access_key'])){
            if ($support_mode && isset($this->settings['support_access_key'])) {
                $link .= '&accesskey=' . $this->settings['support_access_key'];
            } elseif (isset($this->settings['access_key'])) {
                $link .= '&accesskey=' . $this->settings['access_key'];
            }
        }

        if (!empty($id)) {
            $id = ' id="' . $id . '"';
        }
        if (isset($title) && !$just_url) {
            return '<a class="icl_thickbox ' . $class . '" title="' . $title . '" href="admin.php?page='.ICL_PLUGIN_FOLDER .
                "/menu/languages.php&amp;icl_action=reminder_popup{$auto_resize}{$unload_cb}&amp;target=" . urlencode($link) .'"' . $id . '>';
        } else if (!$just_url) {
            return '<a class="icl_thickbox ' . $class . '" href="admin.php?page='.ICL_PLUGIN_FOLDER .
                "/menu/languages.php&amp;icl_action=reminder_popup{$auto_resize}{$unload_cb}&amp;target=" . urlencode($link) .'"' . $id . '>';
        } else {
            return 'admin.php?page='.ICL_PLUGIN_FOLDER . "/menu/languages.php&amp;icl_action=reminder_popup{$auto_resize}{$unload_cb}&amp;target=" . urlencode($link);
        }
    }

    function js_scripts_setup(){
        global $pagenow, $wpdb;
        if(isset($_GET['page'])){
            $page = basename($_GET['page']);
            $page_basename = str_replace('.php','',$page);
        }else{
            $page_basename = false;
        }
        ?>
        <script type="text/javascript">
        // <![CDATA[
        <?php if(defined('FORCE_SSL_ADMIN') && FORCE_SSL_ADMIN): ?>
        var icl_ajx_url = '<?php echo str_replace('http://', 'https://', rtrim(get_option('siteurl'),'/')) . '/wp-admin/' ?>admin.php?page=<?php echo ICL_PLUGIN_FOLDER ?>/menu/languages.php';
        <?php else: ?>
        var icl_ajx_url = '<?php echo rtrim(get_option('siteurl'),'/') . '/wp-admin/' ?>admin.php?page=<?php echo ICL_PLUGIN_FOLDER ?>/menu/languages.php';
        <?php endif; ?>
        var icl_ajx_saved = '<?php echo icl_js_escape( __('Data saved','sitepress')); ?>';
        var icl_ajx_error = '<?php echo icl_js_escape( __('Error: data not saved','sitepress')); ?>';
        var icl_default_mark = '<?php echo icl_js_escape(__('default','sitepress')); ?>';
        var icl_this_lang = '<?php echo $this->this_lang ?>';
        var icl_ajxloaderimg_src = '<?php echo ICL_PLUGIN_URL ?>/res/img/ajax-loader.gif';
        var icl_cat_adder_msg = '<?php echo icl_js_escape(sprintf(__('To add categories that already exist in other languages go to the <a%s>category management page</a>','sitepress'), ' href="'.admin_url('edit-tags.php?taxonomy=category').'"'));?>';
        // ]]>

        <?php if(empty($this->settings['ajx_health_checked'])): ?>
        addLoadEvent(function(){
            jQuery.ajax({type: "POST",url: icl_ajx_url,data: "icl_ajx_action=health_check", error: function(msg){
                    if(jQuery('#icl_initial_language').length){
                        jQuery('#icl_initial_language input').attr('disabled', 'disabled');
                    }
                    jQuery('.wrap').prepend('<div class="error"><p><?php
                        echo icl_js_escape(sprintf(__("WPML can't run normally. There is an installation or server configuration problem. %sShow details%s",'sitepress'),
                        '<a href="#" onclick="jQuery(this).parent().next().slideToggle()">', '</a>'));
                    ?></p><p style="display:none"><?php echo icl_js_escape(__('AJAX Error:', 'sitepress'))?> ' + msg.statusText + ' ['+msg.status+']<br />URL:'+ icl_ajx_url +'</p></div>');
            }});
        });
        <?php endif; ?>
        </script>
        <?php
        if('options-reading.php' == $pagenow ){
                list($warn_home, $warn_posts) = $this->verify_home_and_blog_pages_translations();
                if($warn_home || $warn_posts){ ?>
                <script type="text/javascript">
                addLoadEvent(function(){
                jQuery('input[name="show_on_front"]').parent().parent().parent().parent().append('<?php echo str_replace("'","\\'",$warn_home . $warn_posts); ?>');
                });
                </script>
                <?php }
        }

        // display correct links on the posts by status break down
        // also fix links to category and tag pages
        if( ('edit.php' == $pagenow || 'edit-pages.php' == $pagenow || 'categories.php' == $pagenow || 'edit-tags.php' == $pagenow)
                && $this->get_current_language() != $this->get_default_language()){
                ?>
                <script type="text/javascript">
                addLoadEvent(function(){
                    jQuery('.subsubsub li a').each(function(){
                        h = jQuery(this).attr('href');
                        if(-1 == h.indexOf('?')) urlg = '?'; else urlg = '&';
                        jQuery(this).attr('href', h + urlg + 'lang=<?php echo $this->get_current_language()?>');
                    });
                    jQuery('.column-categories a, .column-tags a, .column-posts a').each(function(){
                        jQuery(this).attr('href', jQuery(this).attr('href') + '&lang=<?php echo $this->get_current_language()?>');
                    });
                    <?php /*  needs jQuery 1.3
                    jQuery('.column-categories a, .column-tags a, .column-posts a').live('mouseover', function(){
                        if(-1 == jQuery(this).attr('href').search('lang='+icl_this_lang)){
                            h = jQuery(this).attr('href');
                            if(-1 == h.indexOf('?')) urlg = '?'; else urlg = '&';
                            jQuery(this).attr('href', h + urlg + 'lang='+icl_this_lang);
                        }
                    });
                    */ ?>
                });
                </script>
                <?php
        }
        
        if('edit-tags.php' == $pagenow){
            ?>
            <script type="text/javascript">    
            addLoadEvent(function(){
                if(jQuery('#edittag [name="_wp_original_http_referer"]').length && jQuery('#edittag [name="_wp_http_referer"]').length){
                    jQuery('#edittag [name="_wp_original_http_referer"]').val('<?php echo admin_url('edit-tags.php?taxonomy=' . esc_js($_GET['taxonomy']) . '&lang='.$this->get_current_language().'&message=3') ?>');     
                }
            });
            </script>
            <?php            
        }

        if('post-new.php' == $pagenow){
            if(isset($_GET['trid'])){
                $translations = $wpdb->get_col($wpdb->prepare("SELECT element_id FROM {$wpdb->prefix}icl_translations WHERE trid=%d", $_GET['trid']));
                remove_filter('option_sticky_posts', array($this,'option_sticky_posts')); // remove filter used to get language relevant stickies. get them all
                $sticky_posts = get_option('sticky_posts');
                add_filter('option_sticky_posts', array($this,'option_sticky_posts')); // add filter back
                $is_sticky = false;
                foreach($translations as $t){
                    if(in_array($t, $sticky_posts)){
                        $is_sticky = true;
                        break;
                    }
                }
                if(isset($_GET['trid']) && ($this->settings['sync_ping_status'] || $this->settings['sync_comment_status'])){
                    $res = $wpdb->get_row($wpdb->prepare("SELECT comment_status, ping_status FROM {$wpdb->prefix}icl_translations t
                    JOIN {$wpdb->posts} p ON t.element_id = p.ID WHERE t.trid=%d", $_GET['trid'])); ?>
                    <script type="text/javascript">addLoadEvent(function(){
                    <?php if($this->settings['sync_comment_status']): ?>
                        <?php if($res->comment_status == 'open'): ?>
                        jQuery('#comment_status').attr('checked','checked');
                        <?php else: ?>
                        jQuery('#comment_status').removeAttr('checked');
                        <?php endif; ?>
                    <?php endif; ?>
                    <?php if($this->settings['sync_ping_status']): ?>
                        <?php if($res->ping_status == 'open'): ?>
                        jQuery('#ping_status').attr('checked','checked');
                        <?php else: ?>
                        jQuery('#ping_status').removeAttr('checked');
                        <?php endif; ?>
                    <?php endif; ?>
                    });</script><?php
                }
                if(isset($_GET['trid']) && $this->settings['sync_private_flag']){
                    if('private' == $wpdb->get_var($wpdb->prepare("
                        SELECT p.post_status FROM {$wpdb->prefix}icl_translations t
                        JOIN {$wpdb->posts} p ON t.element_id = p.ID
                        WHERE t.trid=%d AND t.element_type='post_post'
                    ", $_GET['trid']))){
                        ?><script type="text/javascript">addLoadEvent(function(){
                            jQuery('#visibility-radio-private').attr('checked','checked');
                            jQuery('#post-visibility-display').html('<?php echo icl_js_escape(__('Private', 'sitepress')); ?>');
                        });
                        </script><?php
                    }
                }
                
                if(isset($_GET['trid']) && $this->settings['sync_post_taxonomies']){
                    
                    $post_type = isset($_GET['post_type'])?$_GET['post_type']:'post';
                    $source_lang = isset($_GET['source_lang'])?$_GET['source_lang']:$this->get_default_language();
                    $translatable_taxs = $this->get_translatable_taxonomies(true, $post_type);
                    $all_taxs = get_object_taxonomies($post_type);
                    
                    
                    $translations = $this->get_element_translations($_GET['trid'], 'post_' . $post_type);
                    $js = array();
                    if(!empty($all_taxs)) foreach($all_taxs as $tax){                                    
                        $tax_detail = get_taxonomy($tax);                        
                        $terms = get_the_terms($translations[$source_lang]->element_id, $tax);    
                        $term_names = array();
                        if($terms) foreach($terms as $term){
                            if($tax_detail->hierarchical){
                                if(in_array($tax, $translatable_taxs)){
                                    $term_id = icl_object_id($term->term_id, $tax, false);                                
                                }else{
                                    $term_id = $term->term_id;                                                                
                                }                                
                                $js[] = "jQuery('#in-".$tax."-".$term_id."').attr('checked', 'checked');";    
                            }else{
                                if(in_array($tax, $translatable_taxs)){
                                    $term_id = icl_object_id($term->term_id, $tax, false);                                
                                    if($term_id){
                                        $term = get_term_by('id', $term_id, $tax);
                                        $term_names[] = esc_html($term->name);    
                                    }
                                }else{
                                    $term_names[] = esc_html($term->name);
                                }
                            }
                            
                        }
                        
                        if($term_names){
                            $js[] = "jQuery('#{$tax} .taghint').css('visibility','hidden');";
                            $js[] = "jQuery('#new-tag-{$tax}').val('".join(', ', $term_names)."');";    
                        }
                    }
                    
                    if($js){
                        echo '<script type="text/javascript">';
                        echo PHP_EOL . '// <![CDATA[' . PHP_EOL;
                        echo 'addLoadEvent(function(){'. PHP_EOL;
                        echo join(PHP_EOL, $js);
                        echo PHP_EOL . 'jQuery().ready(function() {jQuery(".tagadd").click();jQuery(\'html, body\').prop({scrollTop:0});});'. PHP_EOL;
                        echo PHP_EOL . '});'. PHP_EOL;
                        echo PHP_EOL . '// ]]>' . PHP_EOL;        
                        echo '</script>';    
                    } 
                    
                }
                
                // sync custom fields                
                if(!empty($this->settings['translation-management']))
                foreach((array)$this->settings['translation-management']['custom_fields_translation'] as $key=>$sync_opt){
                    if($sync_opt == 1){
                        $copied_cf[] = $key;    
                    }
                }
                if(!empty($copied_cf)){
                    $source_lang = isset($_GET['source_lang'])?$_GET['source_lang']:$this->get_default_language();
                    $lang_details = $this->get_language_details($source_lang);                    
                    $original_custom = get_post_custom($translations[$source_lang]->element_id);
                    $copied_cf = array_intersect($copied_cf, array_keys($original_custom));
                    $copied_cf = apply_filters('icl_custom_fields_to_be_copied', $copied_cf, $translations[$source_lang]->element_id);
                    if(!empty($copied_cf) && (empty($this->user_preferences['notices']) || empty($this->user_preferences['notices']['hide_custom_fields_copy']))){
                        $ccf_note = '<img src="' . ICL_PLUGIN_URL . '/res/img/alert.png" alt="Notice" width="16" height="16" style="margin-right:8px" />';
                        $ccf_note .= '<a class="icl_user_notice_hide" href="#hide_custom_fields_copy" style="float:right;margin-left:20px;">'.__('Never show this.', 'sitepress') . '</a>';
                        $ccf_note .= wp_nonce_field('save_user_preferences_nonce', '_icl_nonce_sup', false, false);
                        $ccf_note .= sprintf(__('WPML will copy %s from %s when you save this post.', 'sitepress'), '<i><strong>' . join('</strong>, <strong>', $copied_cf) . '</strong></i>', $lang_details['display_name']);                        
                        $this->admin_notices($ccf_note, 'error');
                    }
                }
                
            }
            ?>
            <?php if(!empty($is_sticky) && $this->settings['sync_sticky_flag']): ?>
                <script type="text/javascript">
                    addLoadEvent(
                        function(){
                            jQuery('#sticky').attr('checked','checked');
                            jQuery('#post-visibility-display').html(jQuery('#post-visibility-display').html()+', <?php echo icl_js_escape(__('Sticky', 'sitepress')) ?>');
                    });
                </script>
            <?php endif; ?>
            <?php
        }
        if('page-new.php' == $pagenow || ('post-new.php' == $pagenow && isset($_GET['post_type']))){
            if(isset($_GET['trid']) && ($this->settings['sync_page_template'] || $this->settings['sync_page_ordering'])){
                $res = $wpdb->get_row($wpdb->prepare("
                    SELECT p.ID, p.menu_order FROM {$wpdb->prefix}icl_translations t
                    JOIN {$wpdb->posts} p ON t.element_id = p.ID
                    WHERE t.trid=%d AND p.post_type=%s AND t.element_type=%s
                ",$_GET['trid'], $_GET['post_type'], 'post_' . $_GET['post_type']));
                if($this->settings['sync_page_ordering']){
                    $menu_order = $res->menu_order;
                }else{
                    $menu_order = false;
                }
                if($this->settings['sync_page_template']){
                    $page_template = get_post_meta($res->ID, '_wp_page_template', true);
                }else{
                    $page_template = false;
                }
                if($menu_order || $page_template){
                    ?><script type="text/javascript">addLoadEvent(function(){ <?php
                    if($menu_order){ ?>
                        jQuery('#menu_order').val(<?php echo $menu_order ?>);
                    <?php }
                    if($page_template && 'default' != $page_template){ ?>
                        jQuery('#page_template').val('<?php echo $page_template ?>');
                    <?php }
                    ?>});</script><?php
                }
            }
        }elseif('edit-comments.php' == $pagenow || 'index.php' == $pagenow || 'post.php' == $pagenow){
            wp_enqueue_script('sitepress-' . $page_basename, ICL_PLUGIN_URL . '/res/js/comments-translation.js', array(), ICL_SITEPRESS_VERSION);
        }
        
        // sync post dates
        if(icl_is_post_edit()){            
            if($this->settings['sync_post_date']){
                $post_type = isset($_GET['post_type'])?$_GET['post_type']:'post';
                
                if(isset($_GET['trid'])){
                    $trid = intval($_GET['trid']);
                }else{
                    $post_id = @intval($_GET['post']);
                    $trid = $this->get_element_trid($post_id, 'post_' . $post_type);    
                }
                
                $translations = $this->get_element_translations($trid, 'post_' . $post_type);
                if(!empty($translations) && isset($translations[$this->get_current_language()]) && !$translations[$this->get_current_language()]->original){
                    $source_lang = isset($_GET['source_lang'])?$_GET['source_lang']:$this->get_default_language();
                    $original_date = $wpdb->get_var($wpdb->prepare("SELECT post_date FROM {$wpdb->posts} WHERE ID=%d", $translations[$source_lang]->element_id));
                    $exp = explode(' ', $original_date);
                    list($aa, $mm, $jj) = explode('-', $exp[0]);
                    list($hh, $mn, $ss) = explode(':', $exp[1]);
                    ?>
                    <script type="text/javascript">
                        addLoadEvent(
                            function(){
                                jQuery('#aa').val('<?php echo $aa ?>').attr('readonly','readonly');
                                jQuery('#mm').val('<?php echo $mm ?>').attr('readonly','readonly');
                                jQuery('#jj').val('<?php echo $jj ?>').attr('readonly','readonly');
                                jQuery('#hh').val('<?php echo $hh ?>').attr('readonly','readonly');
                                jQuery('#mn').val('<?php echo $mn ?>').attr('readonly','readonly');
                                jQuery('#ss').val('<?php echo $ss ?>').attr('readonly','readonly');                                
                                jQuery('#timestamp b').html('<?php esc_html_e('copy from original', 'sitepress') ?>');                                
                                jQuery('#timestamp').next().html('<?php esc_html_e('show', 'sitepress') ?>');
                        });
                    </script>
                    <?php
                }
            }
        }

        if('page-new.php' == $pagenow && isset($_GET['trid']) && $this->settings['sync_post_format'] && function_exists('get_post_format')){
            $format = get_post_format($wpdb->get_var($wpdb->prepare(
                "SELECT element_id FROM {$wpdb->prefix}icl_translations WHERE trid=%d and language_code=%s", $_GET['trid'], $_GET['source_lang'])));
            ?><script type="text/javascript">addLoadEvent(function(){
                jQuery('#post-format-<?php echo $format ?>').attr('checked','checked');
            });
            </script><?php
        }


        if (is_admin()) {
            wp_enqueue_script( 'thickbox' );
            wp_enqueue_script( 'theme-preview' );
            wp_enqueue_script( 'sitepress-icl_reminders', ICL_PLUGIN_URL . '/res/js/icl_reminders.js', array(), ICL_SITEPRESS_VERSION);
        }

        //if('content-translation' == $page_basename) {
        //    wp_enqueue_script('icl-sidebar-scripts', ICL_PLUGIN_URL . '/res/js/icl_sidebar.js', array(), ICL_SITEPRESS_VERSION);
        //}
        if('languages' == $page_basename || 'string-translation' == $page_basename) {
            wp_enqueue_script( 'colorpicker' );
        }
    }
    
    function js_load(){
        if(is_admin() && !defined('DOING_AJAX')){
            if(isset($_GET['page'])){
                $page = basename($_GET['page']);
                $page_basename = str_replace('.php','',$page);
            }else{
                $page_basename = false;
            }
            wp_enqueue_script('sitepress-scripts', ICL_PLUGIN_URL . '/res/js/scripts.js', array('jquery'), ICL_SITEPRESS_VERSION);
            if(isset($page_basename) && file_exists(ICL_PLUGIN_PATH . '/res/js/'.$page_basename.'.js')){
                wp_enqueue_script('sitepress-' . $page_basename, ICL_PLUGIN_URL . '/res/js/'.$page_basename.'.js', array(), ICL_SITEPRESS_VERSION);
            }
        }
    }

    function front_end_js(){
        if(defined('ICL_DONT_LOAD_LANGUAGES_JS') && ICL_DONT_LOAD_LANGUAGES_JS){
            return;
        }
        echo '<script type="text/javascript">var icl_lang = \''.$this->this_lang.'\';var icl_home = \''.$this->language_url().'\';</script>' . PHP_EOL;
        echo '<script type="text/javascript" src="'. ICL_PLUGIN_URL . '/res/js/sitepress.js"></script>' . PHP_EOL;
    }

    function js_scripts_categories(){
        wp_enqueue_script('sitepress-categories', ICL_PLUGIN_URL . '/res/js/categories.js', array(), ICL_SITEPRESS_VERSION);
    }

    function js_scripts_tags(){
        wp_enqueue_script('sitepress-tags', ICL_PLUGIN_URL . '/res/js/tags.js', array(), ICL_SITEPRESS_VERSION);
    }

    function rtl_fix(){
        global $wp_styles;
        if($this->is_rtl()){
            $wp_styles->text_direction = 'rtl';
        }
    }

    function css_setup(){
        if(isset($_GET['page'])){
            $page = basename($_GET['page']);
            $page_basename = str_replace('.php','',$page);
        }
        wp_enqueue_style('sitepress-style', ICL_PLUGIN_URL . '/res/css/style.css', array(), ICL_SITEPRESS_VERSION);
        if(isset($page_basename) && file_exists(ICL_PLUGIN_PATH . '/res/css/'.$page_basename.'.css')){
            wp_enqueue_style('sitepress-' . $page_basename, ICL_PLUGIN_URL . '/res/css/'.$page_basename.'.css', array(), ICL_SITEPRESS_VERSION);
        }

        if (is_admin()) {
            wp_enqueue_style('thickbox');
        }

    }

    function transfer_icl_account($create_account_and_transfer) {
        $user = $_POST['user'];
        $user['site_id'] = $this->settings['site_id'];
        $user['accesskey'] = $this->settings['access_key'];
        $user['create_account'] = $create_account_and_transfer ? '1' : '0';
        $icl_query = new ICanLocalizeQuery();
        list($success, $access_key) = $icl_query->transfer_account($user);
        if ($success) {
            $this->settings['access_key'] = $access_key;
            // set the support data the same.
            $this->settings['support_access_key'] = $access_key;
            $this->save_settings();
            return true;
        } else {
            $_POST['icl_form_errors'] = $access_key;

            return false;
        }
    }

    function process_forms(){
        global $wpdb;
        require_once ICL_PLUGIN_PATH . '/lib/Snoopy.class.php';
        require_once ICL_PLUGIN_PATH . '/lib/xml2array.php';
        require_once ICL_PLUGIN_PATH . '/lib/icl_api.php';

        if(isset($_POST['icl_post_action'])){
            switch($_POST['icl_post_action']){
                case 'save_theme_localization':
                    $locales = array();
                    foreach($_POST as $k=>$v){
                        if(0 !== strpos($k, 'locale_file_name_') || !trim($v)) continue;
                        $locales[str_replace('locale_file_name_','',$k)] = $v;
                    }
                    if(!empty($locales)){
                        $this->set_locale_file_names($locales);
                    }
                    break;
            }
            return;
        }
        $create_account = isset($_POST['icl_create_account_nonce']) && $_POST['icl_create_account_nonce']==wp_create_nonce('icl_create_account');
        $create_account_and_transfer = isset($_POST['icl_create_account_and_transfer_nonce']) && $_POST['icl_create_account_and_transfer_nonce']==wp_create_nonce('icl_create_account_and_transfer');
        $config_account = isset($_POST['icl_configure_account_nonce']) && $_POST['icl_configure_account_nonce']==wp_create_nonce('icl_configure_account');
        $create_support_account = isset($_POST['icl_create_support_account_nonce']) && $_POST['icl_create_support_account_nonce']==wp_create_nonce('icl_create_support_account');
        $config_support_account = isset($_POST['icl_configure_support_account_nonce']) && $_POST['icl_configure_support_account_nonce']==wp_create_nonce('icl_configure_support_account');
        $use_existing_account = isset($_POST['icl_use_account_nonce']) && $_POST['icl_use_account_nonce']==wp_create_nonce('icl_use_account');
        $transfer_to_account = isset($_POST['icl_transfer_account_nonce']) && $_POST['icl_transfer_account_nonce']==wp_create_nonce('icl_transfer_account');
        if( $create_account || $config_account || $create_support_account || $config_support_account){
            if (isset($_POST['icl_content_trans_setup_back_2'])) {
                // back button in wizard mode.
                $this->settings['content_translation_setup_wizard_step'] = 2;
                $this->save_settings();

            } else {
                $user = $_POST['user'];
                $user['create_account'] = (isset($_POST['icl_create_account_nonce']) ||
                                           isset($_POST['icl_create_support_account_nonce'])) ? 1 : 0;
                $user['platform_kind'] = 2;
                $user['cms_kind'] = 1;
                $user['blogid'] = $wpdb->blogid?$wpdb->blogid:1;
                $user['url'] = get_option('home');
                $user['title'] = get_option('blogname');
                $user['description'] = $this->settings['icl_site_description'];
                $user['is_verified'] = 1;

               if($user['create_account'] && defined('ICL_AFFILIATE_ID') && defined('ICL_AFFILIATE_KEY')){
                    $user['affiliate_id'] = ICL_AFFILIATE_ID;
                    $user['affiliate_key'] = ICL_AFFILIATE_KEY;
                }

                $user['interview_translators'] = $this->settings['interview_translators'];
                $user['project_kind'] = $this->settings['website_kind'];
                /*
                 if(is_null($user['project_kind']) || $user['project_kind']==''){
                    $_POST['icl_form_errors'] = __('Please select the kind of website','sitepress');
                    return;
                }
                */
                $user['pickup_type'] = intval($this->settings['translation_pickup_method']);

                $notifications = 0;
                if ( $this->settings['icl_notify_complete']){
                    $notifications += 1;
                }
                if ( $this->settings['alert_delay']){
                    $notifications += 2;
                }
                $user['notifications'] = $notifications;

                // prepare language pairs

                $pay_per_use = $this->settings['translator_choice'] == 1;

                $language_pairs = $this->settings['language_pairs'];
                $lang_pairs = array();
                if(isset($language_pairs)){
                    foreach($language_pairs as $k=>$v){
                        $english_fr = $wpdb->get_var("SELECT english_name FROM {$wpdb->prefix}icl_languages WHERE code='{$k}' ");
                        foreach($v as $k=>$v){
                            $incr++;
                            $english_to = $wpdb->get_var("SELECT english_name FROM {$wpdb->prefix}icl_languages WHERE code='{$k}' ");
                            $lang_pairs['from_language'.$incr] = ICL_Pro_Translation::server_languages_map($english_fr);
                            $lang_pairs['to_language'.$incr] = ICL_Pro_Translation::server_languages_map($english_to);
                            if ($pay_per_use) {
                                $lang_pairs['pay_per_use'.$incr] = 1;
                            }
                        }
                    }
                }
                $icl_query = new ICanLocalizeQuery();
                list($site_id, $access_key) = $icl_query->createAccount(array_merge($user,$lang_pairs));

                if(!$site_id){
                    $user['pickup_type'] = ICL_PRO_TRANSLATION_PICKUP_POLLING;
                    list($site_id, $access_key) = $icl_query->createAccount(array_merge($user,$lang_pairs));
                }

                if(!$site_id){

                    if ($access_key) {
                        $_POST['icl_form_errors'] = $access_key;
                    } else {
                        $_POST['icl_form_errors'] = __('An unknown error has occurred when communicating with the ICanLocalize server. Please try again.', 'sitepress');
                        // We will force the next try to be http.
                        update_option('_force_mp_post_http', 1);
                    }
                }else{
                    if ($create_account || $config_account) {
                        $iclsettings['site_id'] = $site_id;
                        $iclsettings['access_key'] = $access_key;
                        $iclsettings['icl_account_email'] = $user['email'];
                        // set the support data the same.
                        $iclsettings['support_site_id'] = $site_id;
                        $iclsettings['support_access_key'] = $access_key;
                        $iclsettings['support_icl_account_email'] = $user['email'];
                    } else {
                        $iclsettings['support_site_id'] = $site_id;
                        $iclsettings['support_access_key'] = $access_key;
                        $iclsettings['support_icl_account_email'] = $user['email'];
                    }
                    if(isset($user['pickup_type']) && $user['pickup_type']==ICL_PRO_TRANSLATION_PICKUP_POLLING){
                        $iclsettings['translation_pickup_method'] = ICL_PRO_TRANSLATION_PICKUP_POLLING;
                    }
                    $this->save_settings($iclsettings);
                    if($user['create_account']==1){
                        $_POST['icl_form_success'] = __('A project on ICanLocalize has been created.', 'sitepress') . '<br />';

                    }else{
                        $_POST['icl_form_success'] = __('Project added','sitepress');
                    }
                    $this->get_icl_translator_status($iclsettings);
                    $this->save_settings($iclsettings);

                }

                if (!$create_support_account &&
                            !$config_support_account &&
                            intval($site_id) > 0 &&
                            $access_key &&
                            $this->settings['content_translation_setup_complete'] == 0 &&
                            $this->settings['content_translation_setup_wizard_step'] == 3 &&
                            !isset($_POST['icl_form_errors'])) {
                    // we are running the wizard, so we can finish it now.
                    $this->settings['content_translation_setup_complete'] = 1;
                    $this->settings['content_translation_setup_wizard_step'] = 0;
                    $this->save_settings();

                }

            }
        }
        elseif ($use_existing_account || $transfer_to_account || $create_account_and_transfer) {

            if (isset($_POST['icl_content_trans_setup_back_2'])) {
                // back button in wizard mode.
                $this->settings['content_translation_setup_wizard_step'] = 2;
                $this->save_settings();
            } else {
                if ($transfer_to_account) {
                    $_POST['user']['email'] = $_POST['user']['email2'];
                }
                // we will be using the support account for the icl_account
                $this->settings['site_id'] = $this->settings['support_site_id'];
                $this->settings['access_key'] = $this->settings['support_access_key'];
                $this->settings['icl_account_email'] = $this->settings['support_icl_account_email'];

                $this->save_settings();

                update_icl_account();

                if ($transfer_to_account || $create_account_and_transfer) {
                    if (!$this->transfer_icl_account($create_account_and_transfer)) {
                        return;
                    }

                }

                // we are running the wizard, so we can finish it now.
                $this->settings['content_translation_setup_complete'] = 1;
                $this->settings['content_translation_setup_wizard_step'] = 0;
                $this->save_settings();

                $iclsettings['site_id'] = $this->settings['site_id'];
                $iclsettings['access_key'] = $this->settings['access_key'];
                $this->get_icl_translator_status($iclsettings);
                $this->save_settings($iclsettings);


            }
        }
        elseif(isset($_POST['icl_initial_languagenonce']) && $_POST['icl_initial_languagenonce']==wp_create_nonce('icl_initial_language')){

            $this->prepopulate_translations($_POST['icl_initial_language_code']);
            $wpdb->update($wpdb->prefix . 'icl_languages', array('active'=>'1'), array('code'=>$_POST['icl_initial_language_code']));
            $blog_default_cat = get_option('default_category');
            $blog_default_cat_tax_id = $wpdb->get_var("SELECT term_taxonomy_id FROM {$wpdb->term_taxonomy} WHERE term_id='{$blog_default_cat}' AND taxonomy='category'");

            if(isset($_POST['save_one_language'])){
                $this->settings['setup_wizard_step'] = 0;
                $this->settings['setup_complete'] = 1;
            }else{
                $this->settings['setup_wizard_step'] = 2;
            }

            $this->settings['default_categories'] = array($_POST['icl_initial_language_code'] => $blog_default_cat_tax_id);
            $this->settings['existing_content_language_verified'] = 1;
            $this->settings['default_language'] = $_POST['icl_initial_language_code'];
            $this->settings['admin_default_language'] = $this->admin_language = $_POST['icl_initial_language_code'];

            // set the locale in the icl_locale_map (if it's not set)
            if(!$wpdb->get_var("SELECT code FROM {$wpdb->prefix}icl_locale_map WHERE code='{$_POST['icl_initial_language_code']}'")){
                $default_locale = $wpdb->get_var("SELECT default_locale FROM {$wpdb->prefix}icl_languages WHERE code='{$_POST['icl_initial_language_code']}'");
                if($default_locale){
                    $wpdb->insert($wpdb->prefix.'icl_locale_map', array('code'=>$_POST['icl_initial_language_code'], 'locale'=>$default_locale));

                }
            }

            $this->save_settings();
            global $sitepress_settings;
            $sitepress_settings = $this->settings;
            $this->get_active_languages(true); //refresh active languages list
            do_action('icl_initial_language_set');
        }elseif(isset($_POST['icl_language_pairs_formnounce']) && $_POST['icl_language_pairs_formnounce'] == wp_create_nonce('icl_language_pairs_form')) {
            $this->save_language_pairs();

            $this->settings['content_translation_languages_setup'] = 1;
            // Move onto the site description page
            $this->settings['content_translation_setup_wizard_step'] = 2;

            $this->settings['website_kind'] = 2;
            $this->settings['interview_translators'] = 1;

            $this->save_settings();

        }elseif(isset($_POST['icl_site_description_wizardnounce']) && $_POST['icl_site_description_wizardnounce'] == wp_create_nonce('icl_site_description_wizard')) {
            if(isset($_POST['icl_content_trans_setup_back_2'])){
                // back button.
                $this->settings['content_translation_languages_setup'] = 0;
                $this->settings['content_translation_setup_wizard_step'] = 1;
                $this->save_settings();
            }elseif(isset($_POST['icl_content_trans_setup_next_2']) || isset($_POST['icl_content_trans_setup_next_2_enter'])){
                // next button.
                $description = $_POST['icl_description'];
                if ($description == "") {
                    $_POST['icl_form_errors'] = __('Please provide a short description of the website so that translators know what background is required from them.','sitepress');
                } else {
                    $this->settings['icl_site_description'] = $description;
                    $this->settings['content_translation_setup_wizard_step'] = 3;
                    $this->save_settings();
                }
            }
        }
    }

    function prepopulate_translations($lang){
        global $wpdb;
        if($this->settings['existing_content_language_verified']) return;

        $this->icl_translations_cache->clear();

        // case of icl_sitepress_settings accidentally lost
        // if there's at least one translation do not initialize the languages for elements
        $one_translation = $wpdb->get_var($wpdb->prepare("SELECT translation_id FROM {$wpdb->prefix}icl_translations WHERE language_code<>%s", $lang));
        if($one_translation){
            return;
        }
        
        mysql_query("TRUNCATE TABLE {$wpdb->prefix}icl_translations");
        mysql_query("
            INSERT INTO {$wpdb->prefix}icl_translations(element_type, element_id, trid, language_code, source_language_code)
            SELECT CONCAT('post_',post_type), ID, ID, '{$lang}', NULL FROM {$wpdb->posts} WHERE post_status IN ('draft', 'publish','schedule','future','private', 'pending')
            ");
        $maxtrid = 1 + $wpdb->get_var("SELECT MAX(trid) FROM {$wpdb->prefix}icl_translations");


        global $wp_taxonomies;
        $taxonomies = array_keys((array)$wp_taxonomies);
        foreach($taxonomies as $tax){
            mysql_query("
                INSERT INTO {$wpdb->prefix}icl_translations(element_type, element_id, trid, language_code, source_language_code)
                SELECT 'tax_".$tax."', term_taxonomy_id, {$maxtrid}+term_taxonomy_id, '{$lang}', NULL FROM {$wpdb->term_taxonomy} WHERE taxonomy = '{$tax}'
                ");
            $maxtrid = 1 + $wpdb->get_var("SELECT MAX(trid) FROM {$wpdb->prefix}icl_translations");
        }

        mysql_query("
            INSERT INTO {$wpdb->prefix}icl_translations(element_type, element_id, trid, language_code, source_language_code)
            SELECT 'comment', comment_ID, {$maxtrid}+comment_ID, '{$lang}', NULL FROM {$wpdb->comments}
            ");
    }

    function post_edit_language_options(){
        global $wpdb, $post, $iclTranslationManagement;

        if(!function_exists('post_type_supports') || post_type_supports($post->post_type, 'editor')){
                add_action('icl_post_languages_options_after', array($this, 'copy_from_original'));        
        }
        
        if (current_user_can('manage_options')) {
            add_meta_box('icl_div_config', __('Multilingual Content Setup', 'sitepress'), 
                    array($this, 'meta_box_config'), $post->post_type, 'normal', 'low');
        }
            
        if(isset($_POST['icl_action']) && $_POST['icl_action'] == 'icl_mcs_inline'){
            
            if(!in_array($_POST['custom_post'], array('post', 'page'))){
                $iclsettings['custom_posts_sync_option'][$_POST['custom_post']] = @intval($_POST['translate']);
                if(@intval($_POST['translate'])){
                    $this->verify_post_translations($_POST['custom_post']);                
                }            
            }
            
            if(!empty($_POST['custom_taxs_off'])){
                foreach($_POST['custom_taxs_off'] as $off){
                    $iclsettings['taxonomies_sync_option'][$off] = 0;    
                }
            }

            if(!empty($_POST['custom_taxs_on'])){
                foreach($_POST['custom_taxs_on'] as $on){
                    $iclsettings['taxonomies_sync_option'][$on] = 1;    
                    $this->verify_taxonomy_translations($on);        
                }
            }
            
            if(!empty($_POST['cfnames'])){
                foreach($_POST['cfnames'] as $k=>$v){
                    $custom_field_name = base64_decode($v);
                    $iclTranslationManagement->settings['custom_fields_translation'][$custom_field_name] = @intval($_POST['cfvals'][$k]);
                    $iclTranslationManagement->save_settings();
                                        
                    // sync the custom fields for the current post
                    if(1 == @intval($_POST['cfvals'][$k])){
                        
                        $trid = $this->get_element_trid($_POST['post_id'], 'post_' . $_POST['custom_post']);
                        $translations = $this->get_element_translations($trid, 'post_' . $_POST['custom_post']);
                        
                        // determine original post id
                        foreach($translations as $t){ 
                            if($t->original){ $original_post_id = $t->element_id; break;}
                        }                        
                        
                        // get a list of $custom_field_name values that the original document has
                        $custom_fields_copy = get_post_meta($original_post_id, $custom_field_name);

                        foreach($translations as $t){ 
                            
                            if($t->original) continue;
                            
                            // if none, then attempt to delete any that the tranlations would have
                            if(empty($custom_fields_copy)){
                                delete_post_meta($t->element_id, $custom_field_name);
                            }else{
                                
                                // get a list of $custom_field_name values that the translated document has
                                $translation_cfs = get_post_meta($t->element_id, $custom_field_name);
                                
                                // see what elements have been deleted in the original document
                                $deleted_fields = $translation_cfs;
                                foreach($custom_fields_copy as $cfc){
                                    $tc_key = array_search($cfc, $translation_cfs);
                                    if($tc_key !== false){
                                        unset($deleted_fields[$tc_key]);
                                    }
                                }
                                
                                if(!empty($deleted_fields)){
                                    foreach($deleted_fields as $meta_value){
                                        delete_post_meta($t->element_id, $custom_field_name, $meta_value);        
                                    }
                                }
                                
                                // update each custom field in the translated document
                                foreach($custom_fields_copy as $meta_value){
                                    if(!in_array($meta_value, $translation_cfs)){
                                        // if it doesn't exist, add
                                        add_post_meta($t->element_id, $custom_field_name, $meta_value);                                    
                                    }else{
                                        // do nothin'
                                    }
                                }
                            }
                        }
                    }
                }
            }
            
            if(!empty($iclsettings)){
                $this->save_settings($iclsettings);    
            }
            
        }
        
        $post_types = array_keys($this->get_translatable_documents());        
        if(in_array($post->post_type, $post_types)){
            add_meta_box('icl_div', __('Language', 'sitepress'), array($this,'meta_box'), $post->post_type, 'side', 'high');            
        }
        
                            
        
    }

    function set_element_language_details($el_id, $el_type='post_post', $trid, $language_code, $src_language_code = null, $check_duplicates = true){
        global $wpdb;

        // special case for posts and taxonomies
        // check if a different record exists for the same ID
        // if it exists don't save the new element and get out
        if($check_duplicates && $el_id){            
            $exp = explode('_', $el_type);
            $_type = $exp[0];
            if(in_array($_type, array('post', 'tax'))){
                $_el_exists = $wpdb->get_var("
                    SELECT translation_id FROM {$wpdb->prefix}icl_translations
                    WHERE element_id={$el_id} AND element_type <> '{$el_type}' AND element_type LIKE '{$_type}\\_%'");
                if($_el_exists){
                    trigger_error('Element ID already exists with a different type', E_USER_NOTICE);
                    return false;
                }
            }
        }

        if($trid){  // it's a translation of an existing element
            
            // check whether we have an orphan translation - the same trid and language but a different element id
            $translation_id = $wpdb->get_var("
                SELECT translation_id FROM {$wpdb->prefix}icl_translations
                WHERE   trid = '{$trid}'
                    AND language_code = '{$language_code}'
                    AND element_id <> '{$el_id}'
            "); 
            
            if($translation_id){
                $wpdb->query("DELETE FROM {$wpdb->prefix}icl_translations WHERE translation_id={$translation_id}");
                $this->icl_translations_cache->clear();
            }
            
            if(!is_null($el_id) && $translation_id = $wpdb->get_var("SELECT translation_id FROM {$wpdb->prefix}icl_translations 
                WHERE element_type='{$el_type}' AND element_id='{$el_id}' AND trid='{$trid}' AND element_id IS NOT NULL")){
                //case of language change
                $wpdb->update($wpdb->prefix.'icl_translations', 
                    array('language_code'=>$language_code), 
                    array('translation_id'=>$translation_id));                
            } elseif(!is_null($el_id) && $translation_id = $wpdb->get_var("SELECT translation_id FROM {$wpdb->prefix}icl_translations 
                WHERE element_type='{$el_type}' AND element_id='{$el_id}' AND element_id IS NOT NULL ")){                
                //case of changing the "translation of"                                                             
                if(empty($src_language_code))
                $src_language_code = $wpdb->get_var("SELECT language_code FROM {$wpdb->prefix}icl_translations WHERE trid={$trid} AND source_language_code IS NULL");
                $wpdb->update($wpdb->prefix.'icl_translations',
                    array('trid'=>$trid, 'language_code'=>$language_code, 'source_language_code'=>$src_language_code),
                    array('element_type'=>$el_type, 'element_id'=>$el_id));
                $this->icl_translations_cache->clear();
            } elseif($translation_id = $wpdb->get_var($wpdb->prepare("
                SELECT translation_id FROM {$wpdb->prefix}icl_translations WHERE trid=%d AND language_code='%s' AND element_id IS NULL",                 
                $trid, $language_code ))){                
                    $wpdb->update($wpdb->prefix.'icl_translations', 
                        array('element_id'=>$el_id), 
                        array('translation_id'=>$translation_id)
                    );
            }else{
                //get source
                $src_language_code = $wpdb->get_var("SELECT language_code FROM {$wpdb->prefix}icl_translations WHERE trid={$trid} AND source_language_code IS NULL");
                // case of adding a new language
                $new = array(
                        'trid'=>$trid,
                        'element_type'=>$el_type,
                        'language_code'=>$language_code,
                        'source_language_code'=>$src_language_code
                        );
                if($el_id){
                    $new['element_id'] = $el_id;
                }   
                $wpdb->insert($wpdb->prefix.'icl_translations', $new);
                $translation_id = $wpdb->insert_id;
                $this->icl_translations_cache->clear();

            }
        }else{ // it's a new element or we are removing it from a trid
            if($translation_id = $wpdb->get_var("
                    SELECT translation_id 
                    FROM {$wpdb->prefix}icl_translations WHERE element_type='{$el_type}' AND element_id='{$el_id}' AND element_id IS NOT NULL"
                    )){
                $wpdb->query("DELETE FROM {$wpdb->prefix}icl_translations WHERE translation_id={$translation_id}");
                $this->icl_translations_cache->clear();
            }

            $trid = 1 + $wpdb->get_var("SELECT MAX(trid) FROM {$wpdb->prefix}icl_translations");

            $new = array(
                    'trid'=>$trid,
                    'element_type'=>$el_type,
                    'language_code'=>$language_code
            );
            if($el_id){
                $new['element_id'] = $el_id;
            }

            $wpdb->insert($wpdb->prefix.'icl_translations', $new);
            $translation_id = $wpdb->insert_id;
        }  
        return $translation_id;
    }

    function delete_element_translation($trid, $el_type, $language_code = false){
        global $wpdb;
        $trid = intval($trid);
        $el_type = $wpdb->escape($el_type);
        $where = '';
        if($language_code){
            $where .= " AND language_code='".$wpdb->escape($language_code)."'";
        }
        $wpdb->query("DELETE FROM {$wpdb->prefix}icl_translations WHERE trid='{$trid}' AND element_type='{$el_type}' {$where}");
        $this->icl_translations_cache->clear();
    }

    function get_element_language_details($el_id, $el_type='post_post'){
        global $wpdb;
        static $pre_load_done = false;
        if (!$pre_load_done && !ICL_DISABLE_CACHE) {
            // search previous queries for a group of posts
            foreach ($this->queries as $query){
                $pos = strstr($query, 'post_id IN (');
                if ($pos !== FALSE) {
                    $group = substr($pos, 10);
                    $group = substr($group, 0, strpos($group, ')') + 1);

                    $query =
                        "SELECT element_id, trid, language_code, source_language_code
                        FROM {$wpdb->prefix}icl_translations
                        WHERE element_id IN {$group} AND element_type='{$el_type}'";
                    $ret = $wpdb->get_results($query);
                    foreach($ret as $details){
                        if (isset($this->icl_translations_cache)) {
                            $this->icl_translations_cache->set($details->element_id.$el_type, $details);
                        }
                    }

                    // get the taxonomy for the posts for later use
                    // categories first
                    $query =
                        "SELECT DISTINCT(tr.term_taxonomy_id), tt.term_id, tt.taxonomy, icl.trid, icl.language_code, icl.source_language_code
                        FROM {$wpdb->prefix}term_relationships as tr
                        LEFT JOIN {$wpdb->prefix}term_taxonomy AS tt
                        ON tr.term_taxonomy_id = tt.term_taxonomy_id
                        LEFT JOIN {$wpdb->prefix}icl_translations as icl ON tr.term_taxonomy_id = icl.element_id
                        WHERE tr.object_id IN {$group}
                        AND (icl.element_type='tax_category' and tt.taxonomy='category')
                        ";
                    $query .= "UNION
                    ";
                    $query .=
                        "SELECT DISTINCT(tr.term_taxonomy_id), tt.term_id, tt.taxonomy, icl.trid, icl.language_code, icl.source_language_code
                        FROM {$wpdb->prefix}term_relationships as tr
                        LEFT JOIN {$wpdb->prefix}term_taxonomy AS tt
                        ON tr.term_taxonomy_id = tt.term_taxonomy_id
                        LEFT JOIN {$wpdb->prefix}icl_translations as icl ON tr.term_taxonomy_id = icl.element_id
                        WHERE tr.object_id IN {$group}
                        AND (icl.element_type='tax_post_tag' and tt.taxonomy='post_tag')"
                        ;
                    global $wp_taxonomies;
                    $custom_taxonomies = array_diff(array_keys($wp_taxonomies), array('post_tag','category','link_category'));
                    if(!empty($custom_taxonomies)){
                        foreach($custom_taxonomies as $tax){
                            $query .= " UNION
                                SELECT DISTINCT(tr.term_taxonomy_id), tt.term_id, tt.taxonomy, icl.trid, icl.language_code, icl.source_language_code
                                FROM {$wpdb->prefix}term_relationships as tr
                                LEFT JOIN {$wpdb->prefix}term_taxonomy AS tt
                                ON tr.term_taxonomy_id = tt.term_taxonomy_id
                                LEFT JOIN {$wpdb->prefix}icl_translations as icl ON tr.term_taxonomy_id = icl.element_id
                                WHERE tr.object_id IN {$group}
                                AND (icl.element_type='tax_{$tax}' and tt.taxonomy='{$tax}')"
                                ;
                        }
                    }
                    $ret = $wpdb->get_results($query);

                    foreach($ret as $details){
                        // save language details
                        $lang_details = new stdClass();
                        $lang_details->trid = $details->trid;
                        $lang_details->language_code = $details->language_code;
                        $lang_details->source_language_code = $details->source_language_code;
                        if (isset($this->icl_translations_cache)) {
                            $this->icl_translations_cache->set($details->term_taxonomy_id.'tax_' . $details->taxonomy, $lang_details);
                            // save the term taxonomy
                            $this->icl_term_taxonomy_cache->set('category_'.$details->term_id, $details->term_taxonomy_id);
                        }
                    }

                    break;
                }
            }
            $pre_load_done = true;
        }

        if (isset($this->icl_translations_cache) && $this->icl_translations_cache->has_key($el_id.$el_type)) {
            return $this->icl_translations_cache->get($el_id.$el_type);
        }

        $details = $wpdb->get_row("
            SELECT trid, language_code, source_language_code
            FROM {$wpdb->prefix}icl_translations
            WHERE element_id='{$el_id}' AND element_type='{$el_type}'");
        if (isset($this->icl_translations_cache)) {
            $this->icl_translations_cache->set($el_id.$el_type, $details);
        }

        return $details;
    }

    function save_post_actions($pidd, $post){
        global $wpdb;

        list($post_type, $post_status) = $wpdb->get_row("SELECT post_type, post_status FROM {$wpdb->posts} WHERE ID = " . $pidd, ARRAY_N);                             
           
        // exceptions
        if(
               !$this->is_translated_post_type($post_type)
            || isset($_POST['autosave'])
            || isset($_POST['skip_sitepress_actions'])
            || (isset($_POST['post_ID']) && $_POST['post_ID']!=$pidd) || (isset($_POST['post_type']) && $_POST['post_type']=='revision')
            || $post_type == 'revision'
            || get_post_meta($pidd, '_wp_trash_meta_status', true)
            || ( isset($_GET['action']) && $_GET['action']=='restore')
            /*|| $post_status == 'auto-draft'*/
        ){
            return;
        }
        
        // exception for auto-drafts - setting the right language
        if(empty($_POST['icl_post_language']) && $post_status == 'auto-draft' && $this->get_current_language() != $this->get_default_language()){
            $_POST['icl_post_language'] = $this->get_current_language();
        }
        

        // allow post arguments to be passed via wp_insert_post directly and not be expected on $_POST exclusively
        $postvars = (array)$_POST;
        foreach((array)$post as $k=>$v){
            $postvars[$k] = $v;                
        }
        
        if (!isset($postvars['post_type'])) {
            $postvars['post_type'] = $post_type;
        }
        
        if(isset($postvars['action']) && $postvars['action']=='post-quickpress-publish'){
            $post_id = $pidd;
            $language_code = $this->get_default_language();
        }elseif(isset($_GET['bulk_edit'])){
            $post_id = $wpdb->get_var("SELECT post_parent FROM {$wpdb->posts} WHERE ID={$pidd}");
        }
        else{
            $post_id = isset($postvars['post_ID'])?$postvars['post_ID']:$pidd; //latter case for XML-RPC publishing
            
            if(isset($postvars['icl_post_language'])){
                $language_code = $postvars['icl_post_language'];    
            }elseif($_ldet   = $this->get_element_language_details($post_id, 'post_' . $post_type)){
                $language_code = $_ldet->language_code;
            }else{
                $language_code = $this->get_default_language(); //latter case for XML-RPC publishing    
            }
            
        }

        if(isset($postvars['action']) && $postvars['action']=='inline-save' || isset($_GET['bulk_edit']) || isset($_GET['doing_wp_cron']) || (isset($_GET['action']) && $_GET['action']=='untrash')){            
            $res = $wpdb->get_row("SELECT trid, language_code FROM {$wpdb->prefix}icl_translations WHERE element_id={$post_id} AND element_type LIKE 'post\\_%'");            
            $trid = $res->trid;
            $language_code = $res->language_code;
            
        }else{
            if(isset($postvars['icl_trid'])){
                $trid = @intval($postvars['icl_trid']);    
            }else{
                $trid = $this->get_element_trid($post_id, 'post_' . $post->post_type);
            }
            
            // see if we have a "translation of" setting.
            if(isset($postvars['icl_translation_of'])){
                if(is_numeric($postvars['icl_translation_of'])){
                    $trid = $wpdb->get_var($wpdb->prepare("SELECT trid FROM {$wpdb->prefix}icl_translations WHERE element_id=%d AND element_type=%s", $postvars['icl_translation_of'], 'post_' . $post->post_type));                    
                }else{
                    $trid = null;    
                }
            }
        }
        $this->set_element_language_details($post_id, 'post_'.$post_type, $trid, $language_code);
        
        if(!in_array($post_type, array('post','page')) && !$this->is_translated_post_type($post_type)){
            return;
        }
        
        // used by the sync jobs
        $translated_posts = $wpdb->get_col("
                SELECT element_id FROM {$wpdb->prefix}icl_translations WHERE trid='{$trid}' AND element_id<>{$post_id}");        
        
        // synchronize the page order for translations
        if($trid && $this->settings['sync_page_ordering']){
            $menu_order = $wpdb->escape($postvars['menu_order']);            
            if(!empty($translated_posts)){
                $wpdb->query("UPDATE {$wpdb->posts} SET menu_order={$menu_order} WHERE ID IN (".join(',', $translated_posts).")");
            }
        }

        // synchronize the page parent for translations
        if($trid && $this->settings['sync_page_parent']){
            $translations = $this->get_element_translations($trid, 'post_' . $postvars['post_type']);
            foreach($translations as $target_lang => $target_details){
                if($target_lang != $language_code){
                    if ($target_details->element_id) {
                        $this->fix_translated_parent($post_id, $target_details->element_id, $target_lang, $language_code);
    
                        // restore child-parent relationships
                        $children = $wpdb->get_col("SELECT ID FROM {$wpdb->posts} WHERE post_parent={$target_details->element_id} AND post_type='page'");
    
                        foreach($children as $ch){
                            $ch_trid = $this->get_element_trid($ch, 'post_' . $postvars['post_type']);
                            $ch_translations = $this->get_element_translations($ch_trid, 'post_' . $postvars['post_type']);
                            if(isset($ch_translations[$language_code])){
                                $wpdb->update($wpdb->posts, array('post_parent'=>$post_id), array('ID'=>$ch_translations[$language_code]->element_id));
                            }
                        }
                    }
                }
            }
        }

        // synchronize the page template
        if(isset($postvars['page_template']) && $trid && $postvars['post_type']=='page' && $this->settings['sync_page_template']){            
            if(!empty($translated_posts)){
                foreach($translated_posts as $tp){
                    if($tp != $post_id){
                        update_post_meta($tp, '_wp_page_template', $postvars['page_template']);
                    }
                }
            }
        }

        // synchronize comment and ping status
        if($trid && ($this->settings['sync_ping_status'] || $this->settings['sync_comment_status'])){
            $arr = array();
            if($this->settings['sync_comment_status']){
                $arr['comment_status'] = $postvars['comment_status'];
            }
            if($this->settings['sync_ping_status']){
                $arr['ping_status'] = $postvars['ping_status'];
            }
            if(!empty($arr)){
                if(!empty($translated_posts)){
                    foreach($translated_posts as $tp){
                        if($tp != $post_id){
                            $wpdb->update($wpdb->posts, $arr, array('ID'=>$tp));
                        }
                    }
                }
            }
        }

        
        // copy custom fields from original
        $translations = $this->get_element_translations($trid, 'post_' . $postvars['post_type']);
        if (!empty($translations)) {
            foreach($translations as $t) if($t->original){ $original_post_id = $t->element_id; break;}
            
            // this runs only for translated documents
            if($post_id != $original_post_id){
            
                // get full list of custom fields and values for original document.
                // using get_post_custom returns array of arrays - even for single value custom fields            
                $custom_fields_original     = get_post_custom($original_post_id);  
                // get full list of custom fields and values for translated document.   (this document)
                $custom_fields_translation  = get_post_custom($post_id);     
                      
                // check each and every custom field that should be copied in the list of fields of
                // the original document            
                foreach($custom_fields_original  as $meta_key => $meta_values){
                    if(isset($this->settings['translation-management']['custom_fields_translation'][$meta_key]) 
                             && $this->settings['translation-management']['custom_fields_translation'][$meta_key] == 1){
                        
                        // determine values that need to be deleted from the list of fields 
                        // of the translated document
                        if(!empty($custom_fields_translation[$meta_key])){
                            $deleted_fields = array_diff($custom_fields_translation[$meta_key], $meta_values);        
                            // delete values that exist on the translated document but not on the original document
                            foreach($deleted_fields as $meta_value){
                                delete_post_meta($post_id, $meta_key, $meta_value);        
                            }
                        }    
                        
                        // if the list of values has 1 element run update
                        // this will either ADD or UPDATE the value on the translated document 
                        if(count($meta_values) == 1){
                            update_post_meta($post_id, $meta_key, maybe_unserialize($meta_values[0]));;
                                                      
                        // determine the list of added elements                 
                        }else{
                            
                            // all fields are new
                            if(empty($custom_fields_translation[$meta_key])){
                                $added_fields = $meta_values;    
                            // some fields are new
                            }else{
                                $added_fields = array_diff($meta_values, $custom_fields_translation[$meta_key]);    
                            }
                            
                            // run ADD on each element added
                            foreach($added_fields as $v){
                                add_post_meta($post_id, $meta_key, $v, true);            
                            }
                        }
                        
                    }     
                }
                // NOTE: changing the value of 1 element of a multi-values custom field will trigger 1 DELETE and 1 ADD
                
                
            }
            
        }
        
        //sync posts stickiness
        if(isset($postvars['post_type']) && $postvars['post_type']=='post' && isset($postvars['action']) && $postvars['action']!='post-quickpress-publish' && $this->settings['sync_sticky_flag']){ //not for quick press
            remove_filter('option_sticky_posts', array($this,'option_sticky_posts')); // remove filter used to get language relevant stickies. get them all
            $sticky_posts = get_option('sticky_posts');
            // get ids of othe translations
            if($trid){
                $translations = $wpdb->get_col($wpdb->prepare("SELECT element_id FROM {$wpdb->prefix}icl_translations WHERE trid=%d", $trid));
            }else{
                $translations = array();
            }
            if(isset($postvars['sticky']) && $postvars['sticky'] == 'sticky'){
                $sticky_posts = array_unique(array_merge($sticky_posts, $translations));
            }else{
                //makes sure translations are not set to sticky if this posts switched from sticky to not-sticky
                $sticky_posts = array_diff($sticky_posts, $translations);
            }
            update_option('sticky_posts',$sticky_posts);
        }

        //sync private flag
        if($this->settings['sync_private_flag']){
            if($post_status=='private' && (empty($postvars['original_post_status']) || $postvars['original_post_status']!='private')){
                if(!empty($translated_posts)){
                    foreach($translated_posts as $tp){
                        if($tp != $post_id){
                            $wpdb->update($wpdb->posts, array('post_status'=>'private'), array('ID'=>$tp));
                        }
                    }
                }
            }elseif($post_status!='private' && isset($postvars['original_post_status']) && $postvars['original_post_status']=='private'){
                if(!empty($translated_posts)){
                    foreach($translated_posts as $tp){
                        if($tp != $post_id){
                            $wpdb->update($wpdb->posts, array('post_status'=>$post_status), array('ID'=>$tp));
                        }
                    }
                }
            }
        }

        //sync post format
        if($this->settings['sync_post_format'] && function_exists('set_post_format')){
            $format = get_post_format( $post_id );
            if(!empty($translated_posts)){
                foreach($translated_posts as $tp){
                    if($tp != $post_id){
                        set_post_format($tp, $format);
                    }
                }
            }
        }

        // sync taxonomies (ONE WAY)
        if(!empty($this->settings['sync_post_taxonomies']) && $language_code == $this->get_default_language()){
            $translatable_taxs = $this->get_translatable_taxonomies(true, $postvars['post_type']);
            $all_taxs = get_object_taxonomies($postvars['post_type']);
            if(!empty($all_taxs)){            
                $translations = $this->get_element_translations($trid, 'post_' . $postvars['post_type']);
                foreach($all_taxs as $tt){
                    $terms = get_the_terms($post_id, $tt);    
                    if(!empty($terms)){
                        foreach($translations as $target_lang=>$translation){
                            if($target_lang != $language_code){
                                $tax_sync = array();
                                foreach($terms as $term){
                                    if(in_array($tt, $translatable_taxs)){
                                        $term_id = icl_object_id($term->term_id, $tt, false, $target_lang);       
                                    }else{
                                        $term_id = $term->term_id;   
                                    }
                                    if($term_id){
                                        $tax_sync[] = intval($term_id);
                                    }
                                }    
                                wp_set_object_terms($translation->element_id, $tax_sync, $tt, false);
                            } 
                        }
                    }
                }
            }
        }
        
        // sync post dates
        if(!empty($this->settings['sync_post_date'])){
            if($language_code == $this->get_default_language()){
                if(!empty($translated_posts)){
                    $post_date = $wpdb->get_var($wpdb->prepare("SELECT post_date FROM {$wpdb->posts} WHERE ID=%d", $post_id));
                    foreach($translated_posts as $tp){
                        if($tp != $post_id){
                            $wpdb->update($wpdb->posts, array('post_date'=>$post_date), array('ID'=>$tp));
                        }
                    }
                }
            }else{
                if ( !is_null($trid) ){
                    $source_lang = isset($_GET['source_lang'])?$_GET['source_lang']:$this->get_default_language();
                    $original_id = $wpdb->get_var($wpdb->prepare("SELECT element_id FROM {$wpdb->prefix}icl_translations WHERE trid=%d AND language_code=%s", $trid, $source_lang));                        
                    $post_date = $wpdb->get_var($wpdb->prepare("SELECT post_date FROM {$wpdb->posts} WHERE ID=%d", $original_id));  
                    $wpdb->update($wpdb->posts, array('post_date'=>$post_date), array('ID'=>$post_id));
                }
            }            
        }

        // new categories created inline go to the correct language
        if(isset($postvars['post_category']) && is_array($postvars['post_category']) && $postvars['action']!='inline-save' && $postvars['icl_post_language'])
        foreach($postvars['post_category'] as $cat){
            $ttid = $wpdb->get_var("SELECT term_taxonomy_id FROM {$wpdb->term_taxonomy} WHERE term_id={$cat} AND taxonomy='category'");
            $wpdb->update($wpdb->prefix.'icl_translations', 
                array('language_code'=>$postvars['icl_post_language']), 
                array('element_id'=>$ttid, 'element_type'=>'tax_category'));
        }

        if(isset($postvars['icl_tn_note'])){
            update_post_meta($post_id, '_icl_translator_note', $postvars['icl_tn_note']);
        }
        
        //fix guid
        if($this->settings['language_negotiation_type'] == 2 && $this->get_current_language() != $this->get_default_language()){
            $guid = $this->convert_url(get_post_field( 'guid', $post_id ));  
            $wpdb->update($wpdb->posts, array('guid' => $guid), array('id' => $post_id));
        }

        require_once ICL_PLUGIN_PATH . '/inc/cache.php';
        @icl_cache_clear($postvars['post_type'].'s_per_language');
    }
    
    function wp_unique_post_slug($slug, $post_ID, $post_status, $post_type, $post_parent){
        
        if(!$this->is_translated_post_type($post_type) || empty($post_ID)) return $slug;
        
        $post = get_post($post_ID);
        
        if ( in_array( $post->post_status, array( 'draft', 'pending', 'auto-draft' ) ) )
            return $slug;

        global $wpdb, $wp_rewrite;

        $feeds = $wp_rewrite->feeds;
        if ( ! is_array( $feeds ) )
            $feeds = array();

        $post_language = $this->get_language_for_element($post_ID, 'post_' . $post_type);
        
        
        if(isset($_POST['new_slug']) && $_POST['new_slug'] !== ''){
            $slug = sanitize_title($_POST['new_slug'], $post->ID);                
        }elseif(isset($_POST['action']) && $_POST['action']=='inline-save'){
            $slug = sanitize_title($_POST['post_name'], $post->ID);                
        }else{
            $slug = sanitize_title($post->post_name ? $post->post_name : $post->post_title, $post->ID);
        }
        
        $hierarchical_post_types = get_post_types( array('hierarchical' => true) );
        if ( in_array( $post_type, $hierarchical_post_types ) ) {
            // Page slugs must be unique within their own trees. Pages are in a separate
            // namespace than posts so page slugs are allowed to overlap post slugs.
            $check_sql = "SELECT p.post_name 
                            FROM $wpdb->posts p 
                            JOIN {$wpdb->prefix}icl_translations t ON p.ID = t.element_id AND t.element_type = %s
                            WHERE p.post_name = %s AND p.post_type IN ( '" . implode( "', '", esc_sql( $hierarchical_post_types ) ) . "' ) 
                                AND p.ID != %d AND p.post_parent = %d AND t.language_code = %s LIMIT 1";
            $post_name_check = $wpdb->get_var( $wpdb->prepare( $check_sql, 'post_' . $post_type, $slug, $post_ID, $post_parent, $post_language) );

            if ( $post_name_check || in_array( $slug, $feeds ) || preg_match( "@^($wp_rewrite->pagination_base)?\d+$@", $slug )  || apply_filters( 'wp_unique_post_slug_is_bad_hierarchical_slug', false, $slug, $post_type, $post_parent ) ) {
                $suffix = 2;
                do {
                    $alt_post_name = substr( $slug, 0, 200 - ( strlen( $suffix ) + 1 ) ) . "-$suffix";
                    $post_name_check = $wpdb->get_var( $wpdb->prepare( $check_sql, 'post_' . $post_type, $alt_post_name, $post_ID, $post_parent, $post_language) );
                    $suffix++;
                } while ( $post_name_check );
                $slug = $alt_post_name;
            }
        } else {
            // Post slugs must be unique across all posts.
            $check_sql = "SELECT p.post_name 
                            FROM $wpdb->posts p
                            JOIN {$wpdb->prefix}icl_translations t ON p.ID = t.element_id AND t.element_type = %s
                            WHERE p.post_name = %s AND p.post_type = %s AND p.ID != %d AND t.language_code = %s LIMIT 1";
            $post_name_check = $wpdb->get_var( $wpdb->prepare( $check_sql, 'post_' . $post_type, $slug, $post_type, $post_ID, $post_language ) );

            if ( $post_name_check || in_array( $slug, $feeds ) || apply_filters( 'wp_unique_post_slug_is_bad_flat_slug', false, $slug, $post_type ) ) {
                $suffix = 2;
                do {
                    $alt_post_name = substr( $slug, 0, 200 - ( strlen( $suffix ) + 1 ) ) . "-$suffix";
                    $post_name_check = $wpdb->get_var( $wpdb->prepare( $check_sql, 'post_' . $post_type, $alt_post_name, $post_type, $post_ID, $post_language ) );
                    $suffix++;
                } while ( $post_name_check );
                $slug = $alt_post_name;
            }
        }   
        
        if(isset($_POST['new_slug'])){
            $wpdb->update($wpdb->posts, array('post_name' => $slug), array('ID' => $post_ID));
        }
             
        return $slug;    
    }
        
    function fix_translated_parent($original_id, $translated_id, $lang_code, $language_code){
        global $wpdb;

        $icl_post_type = isset($_POST['post_type']) ? 'post_' . $_POST['post_type'] : 'post_page';

        $original_parent = $wpdb->get_var("SELECT post_parent FROM {$wpdb->posts} WHERE ID = {$original_id} AND post_type = 'page'");

        if (!is_null($original_parent)){
            if($original_parent === '0'){
                $parent_of_translated_id = $wpdb->get_var("SELECT post_parent FROM {$wpdb->posts} WHERE ID = {$translated_id} AND post_type = 'page'");
                $translations = $this->get_element_translations($this->get_element_trid($parent_of_translated_id,$icl_post_type),$icl_post_type);
                if(isset($translations[$language_code])){
                    $wpdb->query("UPDATE {$wpdb->posts} SET post_parent='0' WHERE ID = ".$translated_id);
                }
            }else{
                $trid = $this->get_element_trid($original_parent, $icl_post_type);

                if($trid){
                    $translations = $this->get_element_translations($trid, $icl_post_type);
                    if (isset($translations[$lang_code])){
                        $current_parent = $wpdb->get_var("SELECT post_parent FROM {$wpdb->posts} WHERE ID = ".$translated_id);
                        if ($current_parent != $translations[$lang_code]->element_id){
                            $wpdb->query("UPDATE {$wpdb->posts} SET post_parent={$translations[$lang_code]->element_id} WHERE ID = ".$translated_id);
                        }
                    }
                }
            }
        }
    }

    /*
    function pre_update_post_meta($null, $object_id, $meta_key, $meta_value, $prev_value){        
        // if this is a translation and this custom field is set to be copied from the original
        // make sure we're altering it's value in order to trigger the updated_post_meta action
        // that allows WPML to copy everything
        global $wpdb;
        
        if(isset($this->settings['translation-management']['custom_fields_translation'][$meta_key]) && $this->settings['translation-management']['custom_fields_translation'][$meta_key] == 1 ){
            $post = get_post($object_id);            
            $translated_docs = $this->get_translatable_documents();            
            if(!empty($translated_docs[$post->post_type])){
                $trid = $this->get_element_trid($object_id, 'post_' . $post->post_type);    
                if($trid){
                    $translations = $this->get_element_translations($trid, 'post_' . $post->post_type);    
                    foreach($translations as $t){
                        if($t->original){
                            $original_id = $t->element_id;
                        }
                    }
                    if($original_id != $object_id){
                        $wpdb->update($wpdb->postmeta, array('meta_value'=>!$meta_value), array('post_id'=>$object_id, 'meta_key'=>$meta_key));
                        wp_cache_delete($object_id,  'post_meta');
                    }
                }
            }
            
        }        
        return null; // allow further execution
    }
    */
    
    function update_post_meta($meta_id, $object_id, $meta_key, $_meta_value){                  
        static $_recur_control_flag = 0; // avoid recursion
        if($_recur_control_flag) return; 
        $_recur_control_flag = 1; // avoid recursion (dont return before $_recur_control_flag = 0;)
        
        if(isset($this->settings['translation-management']['custom_fields_translation'][$meta_key]) && $this->settings['translation-management']['custom_fields_translation'][$meta_key] == 1 ){
            $post = get_post($object_id);            
            $translated_docs = $this->get_translatable_documents();            
            if(!empty($translated_docs[$post->post_type])){
                $trid = $this->get_element_trid($object_id, 'post_' . $post->post_type);    
                if($trid){
                    $translations = $this->get_element_translations($trid, 'post_' . $post->post_type);
                    foreach($translations as $t){
                        if($t->original){
                            $original_id = $t->element_id;
                        }
                    }
                    
                    if($original_id == $object_id){
                        foreach($translations as $t){
                            if(!$t->original){                                
                                //update_post_meta($t->element_id, $meta_key, $_meta_value);    
                                
                                $original_fields = get_post_meta($object_id, $meta_key);
                                $copied_fields = get_post_meta($t->element_id, $meta_key);
                                if(count($original_fields) > 1 || count($copied_fields) > 1){
                                    $deleted_fields = array_diff($copied_fields, $original_fields);    
                                    foreach($original_fields as $field){
                                        if(!in_array($field, $copied_fields)){
                                            add_post_meta($t->element_id, $meta_key, $field);
                                        }
                                    }
                                    foreach($deleted_fields as $field){
                                        delete_post_meta($t->element_id, $meta_key, $field);
                                    }
                                }else{
                                    update_post_meta($t->element_id, $meta_key, $_meta_value);
                                }
                                
                                
                                
                            }
                        }
                    }else{
                        $original_meta = get_post_meta($original_id, $meta_key, true);
                        
                        if(false !== $original_meta){
                            //update_post_meta($object_id, $meta_key, $original_meta);    
                            
                            $original_fields = get_post_meta($original_id, $meta_key);
                            $copied_fields = get_post_meta($object_id, $meta_key);
                            if(count($original_fields) > 1 || count($copied_fields) > 1){
                                $deleted_fields = array_diff($copied_fields, $original_fields);    
                                foreach($original_fields as $field){
                                    if(!in_array($field, $copied_fields)){
                                        add_post_meta($object_id, $meta_key, $field);
                                    }
                                }
                                foreach($deleted_fields as $field){
                                    delete_post_meta($object_id, $meta_key, $field);
                                }
                            }else{
                                update_post_meta($object_id, $meta_key, $_meta_value);
                            }
                            
                        }else{
                            delete_post_meta($object_id, $meta_key);                                                            
                        }
                    }
                }
            }
        } 
        
        $_recur_control_flag = 0;
    }
    
    function delete_post_meta($meta_id){
        static $_recur_control_flag = 0; // avoid recursion
        if($_recur_control_flag) return; 
        $_recur_control_flag = 1; // avoid recursion (dont return before $_recur_control_flag = 0;)
        
        if(!function_exists('get_post_meta_by_id')){
            require_once ABSPATH .'wp-admin/includes/post.php';
        }
        
        $meta = get_post_meta_by_id($meta_id);
        if($meta){
            if(isset($this->settings['translation-management']['custom_fields_translation'][$meta->meta_key]) 
                    && $this->settings['translation-management']['custom_fields_translation'][$meta->meta_key] == 1 ){
                $post = get_post($meta->post_id);    
                $translated_docs = $this->get_translatable_documents();            
                if(!empty($translated_docs[$post->post_type])){
                    $trid = $this->get_element_trid($meta->post_id, 'post_' . $post->post_type);    
                    if($trid){
                        $translations = $this->get_element_translations($trid, 'post_' . $post->post_type);    
                        foreach($translations as $t){
                            if($t->original){
                                $original_id = $t->element_id;
                            }
                        }
                        if($original_id == $meta->post_id){
                            foreach($translations as $t){
                                if(!$t->original){
                                    delete_post_meta($t->element_id, $meta->meta_key, $meta->meta_value);    
                                }
                            }
                        }
                    }
                }
            }            
        }
        
        $_recur_control_flag = 0;
    }
    
    /*
    function get_post_metadata_filter($null, $object_id, $meta_key, $single){
        
        $meta_value = null;
        
        if(isset($this->settings['translation-management']['custom_fields_translation'][$meta_key]) && $this->settings['translation-management']['custom_fields_translation'][$meta_key] == 1 ){
            
            if($this->get_current_language() == $this->get_default_language()) return;

            global $pagenow, $wpdb;
            static $_recur_control_flag = 0;
            
            if($_recur_control_flag) return; 
            $_recur_control_flag = 1; // avoid recursion (dont return before $_recur_control_flag = 0;)
            
            if($pagenow == 'post-new.php'){
                    $original_id = $wpdb->get_var($wpdb->prepare("SELECT element_id FROM {$wpdb->prefix}icl_translations WHERE trid=%d AND language_code=%s", $_GET['trid'], $_GET['source_lang']));                
            }else{            
                $post_type = $wpdb->get_var($wpdb->prepare("SELECT post_type FROM {$wpdb->posts} WHERE ID=%d", $object_id));            
                $original_id = icl_object_id($object_id, $post_type, false, $this->get_default_language());
            }
            
            $meta_value = get_post_meta($original_id, $meta_key, $single);
            
            $_recur_control_flag = 0;
        }
        return $meta_value;
    }
    */

    function delete_post_actions($post_id){
        global $wpdb;
        
        static $deleted_posts;

        if(isset($deleted_posts[$post_id])){
            return; // avoid infinite loop
        }
        
        $post_type = $wpdb->get_var("SELECT post_type FROM {$wpdb->posts} WHERE ID={$post_id}");
        
        if(empty($deleted_posts) && $this->settings['sync_delete']){
            $trid = $this->get_element_trid($post_id, 'post_' . $post_type);
            $translations = $this->get_element_translations($trid, 'post_' . $post_type);
            foreach($translations as $t){
                $deleted_posts[] = $post_id;
                wp_delete_post($t->element_id);
            }
        }
        
        $wpdb->query("DELETE FROM {$wpdb->prefix}icl_translations WHERE element_type='post_{$post_type}' AND element_id='{$post_id}' LIMIT 1");
                
        require_once ICL_PLUGIN_PATH . '/inc/cache.php';
        icl_cache_clear($post_type.'s_per_language');
    }

    function trash_post_actions($post_id){
        if($this->settings['sync_delete']){
            global $wpdb;
            static $trashed_posts = array();
            $post_type = $wpdb->get_var("SELECT post_type FROM {$wpdb->posts} WHERE ID={$post_id}");
            if(isset($trashed_posts[$post_id])){
                return; // avoid infinite loop
            }

            $trashed_posts[$post_id] = $post_id;

            $trid = $this->get_element_trid($post_id, 'post_' . $post_type);
            $translations = $this->get_element_translations($trid, 'post_' . $post_type);
            foreach($translations as $t){
                if($t->element_id != $post_id){
                    wp_trash_post($t->element_id);
                }
            }
            require_once ICL_PLUGIN_PATH . '/inc/cache.php';
            icl_cache_clear($post_type.'s_per_language');
        }
    }

    function untrashed_post_actions($post_id){
        if($this->settings['sync_delete']){
            global $wpdb;
            static $untrashed_posts = array();
            $post_type = $wpdb->get_var("SELECT post_type FROM {$wpdb->posts} WHERE ID={$post_id}");

            if(isset($untrashed_posts[$post_id])){
                return; // avoid infinite loop
            }

            $untrashed_posts[$post_id] = $post_id;

            $trid = $this->get_element_trid($post_id, 'post_' . $post_type);
            $translations = $this->get_element_translations($trid, 'post_' . $post_type);
            foreach($translations as $t){
                if($t->element_id != $post_id){
                    wp_untrash_post($t->element_id);
                }
            }
            require_once ICL_PLUGIN_PATH . '/inc/cache.php';

            icl_cache_clear($post_type.'s_per_language');
        }
    }

    function validate_taxonomy_input($input){
        global $wpdb;
        static $runonce;
        
        
        if(empty($runonce)){
            $post_language = isset($_POST['icl_post_language']) ? $_POST['icl_post_language'] : $this->get_current_language();
            if(!empty($input) && is_array($input))
            foreach($input as $taxonomy => $values){
                if(is_string($values)){ // only not-hierarchical
                    $values = array_map('trim', explode(',', $values));
                    foreach($values as $k => $term){
                        
                        // if the term exists in another language, apply the language suffix
                        $term_info = term_exists($term, $taxonomy);
                        if($term_info){
                            $term_language = $wpdb->get_var($wpdb->prepare("SELECT language_code FROM {$wpdb->prefix}icl_translations 
                                        WHERE element_type=%s AND element_id=%d", 'tax_' . $taxonomy, $term_info['term_taxonomy_id']));
                            if($term_language && $term_language != $post_language){
                                $term = $term . ' @' . $post_language;        
                            }
                        }
                        
                        $values[$k] = $term;                                    
                    }
                    $values = join(',', $values);
                    $input[$taxonomy] = $values;
                }
            }
            $runonce = true;
        }
        
        return $input;
    }
    
    function get_element_translations($trid, $el_type='post_post', $skip_empty = false){
        global $wpdb;
        $translations = array();
        $sel_add = '';
        $where_add = '';
        if($trid){
            if(0 === strpos($el_type, 'post_')){
                $sel_add = ', p.post_title, p.post_status';
                $join_add = " LEFT JOIN {$wpdb->posts} p ON t.element_id=p.ID";
                $groupby_add = "";
                
                
                if(!is_admin()){
                    $where_add .= " AND (";
                    $where_add .= "p.post_status = 'publish'";    
                    if($uid = get_current_user_id()){
                        $where_add .= " OR (post_status in ('draft', 'private') AND  post_author = {$uid})";
                    }
                    $where_add .= ") ";
                }
                
                
            }elseif(preg_match('#^tax_(.+)$#',$el_type)){
                $sel_add = ', tm.name, tm.term_id, COUNT(tr.object_id) AS instances';
                $join_add = " LEFT JOIN {$wpdb->term_taxonomy} tt ON t.element_id=tt.term_taxonomy_id
                              LEFT JOIN {$wpdb->terms} tm ON tt.term_id = tm.term_id
                              LEFT JOIN {$wpdb->term_relationships} tr ON tr.term_taxonomy_id=tt.term_taxonomy_id
                              ";
                $groupby_add = "GROUP BY tm.term_id";
            }
            $where_add .= " AND t.trid='{$trid}'";

            $query = "
                SELECT t.translation_id, t.language_code, t.element_id, t.source_language_code IS NULL AS original {$sel_add}
                FROM {$wpdb->prefix}icl_translations t
                     {$join_add}
                WHERE 1 {$where_add}
                {$groupby_add} 
            ";       
            
            $ret = $wpdb->get_results($query);        
            
            foreach($ret as $t){                                
                if((preg_match('#^tax_(.+)$#',$el_type)) 
                    && $t->instances==0 && !_icl_tax_has_objects_recursive($t->element_id)
                    && $skip_empty) continue;
                $translations[$t->language_code] = $t;
            }
            
        }
        
        return $translations;
    }

    function get_element_trid($element_id, $el_type='post_post'){
        global $wpdb;
        return $wpdb->get_var("SELECT trid FROM {$wpdb->prefix}icl_translations WHERE element_id='{$element_id}' AND element_type='{$el_type}'");
    }

    function get_language_for_element($element_id, $el_type='post_post'){
        global $wpdb;
        return $wpdb->get_var("SELECT language_code FROM {$wpdb->prefix}icl_translations WHERE element_id='{$element_id}' AND element_type='{$el_type}'");
    }

    function get_elements_without_translations($el_type, $target_lang, $source_lang){
        global $wpdb;

        // first get all the trids for the target languages
        // These will be the trids that we don't want.
        $sql = "SELECT
                    trid
                FROM
                    {$wpdb->prefix}icl_translations
                WHERE
                    language_code = '{$target_lang}'
                AND element_type = '{$el_type}'                
        ";
                    

        $trids_for_target = $wpdb->get_col($sql);
        if (sizeof($trids_for_target) > 0) {
            $trids_for_target = join(',', $trids_for_target);
            $not_trids = 'AND trid NOT IN (' .$trids_for_target . ')';
        } else {
            $not_trids = '';
        }
        
        $join = $where = '';
        // exclude trashed posts
        if(0 === strpos($el_type, 'post_')){
            $join .= " JOIN {$wpdb->posts} ON {$wpdb->posts}.ID = {$wpdb->prefix}icl_translations.element_id";
            $where .= " AND {$wpdb->posts}.post_status <> 'trash' AND {$wpdb->posts}.post_status <> 'auto-draft'";
        }
        
        // Now get all the elements that are in the source language that
        // are not already translated into the target language.
        $sql = "SELECT
                    element_id
                FROM
                    {$wpdb->prefix}icl_translations
                    {$join}
                WHERE
                    language_code = '{$source_lang}'
                    {$not_trids}
                    AND element_type= '{$el_type}'
                    {$where}
                ";
        
        return $wpdb->get_col($sql);
    }

    function get_posts_without_translations($selected_language, $default_language, $post_type='post_post') {
        global $wpdb;
        $untranslated_ids = $this->get_elements_without_translations($post_type, $selected_language, $default_language);
        
        /* removed - we're already getting these by type */
        /*        
        if (sizeof($untranslated_ids)) {
            // filter for "page" or "post"
            $ids = join(',',$untranslated_ids);
            $type = preg_replace('#^post_#','',$post_type);
            $untranslated_ids = $wpdb->get_col("SELECT ID FROM {$wpdb->posts} WHERE ID IN({$ids}) AND post_type = '{$type}' AND post_status <> 'auto-draft'");
        }
        */
        
        $untranslated = array();

        foreach ($untranslated_ids as $id) {
            $untranslated[$id] = $wpdb->get_var("SELECT post_title FROM {$wpdb->prefix}posts WHERE ID = {$id}");
        }

        return $untranslated;
    }

    function meta_box($post){
        global $wpdb, $wp_post_types, $iclTranslationManagement;
        
        if(in_array($post->post_type, array_keys($this->get_translatable_documents()))){
            $active_languages = $this->get_active_languages();
            $default_language = $this->get_default_language();
            if($post->ID && $post->post_status != 'auto-draft'){
                $res = $this->get_element_language_details($post->ID, 'post_'.$post->post_type);
                $trid = @intval($res->trid);
                if($trid){   
                    $element_lang_code = $res->language_code;
                }else{
                    $translation_id = $this->set_element_language_details($post->ID,'post_'.$post->post_type,null, $this->get_current_language());
                    $trid = $wpdb->get_var($wpdb->prepare("SELECT trid FROM {$wpdb->prefix}icl_translations WHERE translation_id=%d", $translation_id));
                    $element_lang_code = $this->get_current_language();
                }            
            }else{
                $trid = isset($_GET['trid']) ? intval($_GET['trid']) : false;
                $element_lang_code = isset($_GET['lang']) ? strip_tags($_GET['lang']) : $this->get_current_language();
            } 
            
            $translations = array();                
            if($trid){
                $translations = $this->get_element_translations($trid, 'post_'.$post->post_type);        
            }
            
            $selected_language = $element_lang_code?$element_lang_code:$this->get_current_language();
            
            if(isset($_GET['lang'])){
                $_selected_language = strip_tags($_GET['lang']);
            }else{
                $_selected_language = $selected_language;
            }                
                       
            if($_selected_language != $default_language){
                $untranslated = $this->get_posts_without_translations($_selected_language, $default_language, 'post_' . $post->post_type);    
            }else{
                $untranslated = array();
            }
            
            $source_language = isset($_GET['source_lang']) ? $_GET['source_lang'] : false;
            
            //globalize some variables to make them available through hooks
            global $icl_meta_box_globals;
            $icl_meta_box_globals = array(
                'active_languages' => $active_languages,
                'translations' => $translations,
                'selected_language' => $selected_language
            );
            
            include ICL_PLUGIN_PATH . '/menu/post-menu.php';
            
        }
        
    }
    
    function icl_get_metabox_states() {
        global $icl_meta_box_globals, $wpdb;
        
        $translation = false;
        $source_id = null;
        $translated_id = null;
        if (sizeof($icl_meta_box_globals['translations']) > 0) {
            if (!isset($icl_meta_box_globals['translations'][$icl_meta_box_globals['selected_language']])) {
                // We are creating a new translation
                $translation = true;
                // find the original
                foreach ($icl_meta_box_globals['translations'] as $trans_data) {
                    if ($trans_data->original == '1') {
                        $source_id = $trans_data->element_id;
                        break;
                    }
                }
            } else {
                $trans_data = $icl_meta_box_globals['translations'][$icl_meta_box_globals['selected_language']];
                // see if this is an original or a translation.
                if ($trans_data->original == '0') {
                    // double check that it's not the original
                    // This is because the source_language_code field in icl_translations is not always being set to null.
                    
                    $source_language_code = $wpdb->get_var("SELECT source_language_code FROM {$wpdb->prefix}icl_translations WHERE translation_id = $trans_data->translation_id");
                    $translation = !($source_language_code == "" || $source_language_code == null);
                    if ($translation) {
                        $source_id = $icl_meta_box_globals['translations'][$source_language_code]->element_id;
                        $translated_id = $trans_data->element_id;
                    } else {
                        $source_id = $trans_data->element_id;
                    }
                } else {
                    $source_id = $trans_data->element_id;
                }
            }
        }

        return array($translation, $source_id, $translated_id);
        
    }
    
    function meta_box_config($post){
        global $wpdb, $wp_post_types, $iclTranslationManagement;   
        global $wp_taxonomies, $wp_post_types;
        
        
        echo '<div class="icl_form_success" style="display:none">'.__('Settings saved', 'sitepress').'</div>';
        
        $cp_editable = false;
        if(!in_array($post->post_type, array('post', 'page'))){
            
            if(!isset($iclTranslationManagement->settings['custom_types_readonly_config'][$post->post_type]) 
                || $iclTranslationManagement->settings['custom_types_readonly_config'][$post->post_type] !== 0){
            
                if(in_array($post->post_type, array_keys($this->get_translatable_documents()))){
                    $checked = ' checked="checked"';
                    $rdisabled = isset($iclTranslationManagement->settings['custom_types_readonly_config'][$post->post_type]) ? 'disabled="disabled"':'';
                }else{
                    $checked = $rdisabled = '';
                }
                
                if(!$rdisabled){
                    $cp_editable = true;
                }
                
                echo '<br style="line-height:8px;" /><label><input id="icl_make_translatable" type="checkbox" value="'.$post->post_type.'"'.$checked . $rdisabled.'/>&nbsp;' .             
                sprintf(__("Make '%s' translatable", 'sitepress'), $wp_post_types[$post->post_type]->labels->name) . '</label><br style="line-height:8px;" />';
                
            }

        }else{
            echo '<input id="icl_make_translatable" type="checkbox" checked="checked" value="'.$post->post_type.'" style="display:none" />';
            $checked = true;
        }

        echo '<br clear="all" /><span id="icl_mcs_details">';        
        
        if($checked){
            
            //echo '<div style="width:49%;float:left;min-width:265px;margin-right:5px;margin-top:3px;">';
                
            $ctaxonomies = array_diff(get_object_taxonomies($post->post_type), array('post_tag','category', 'nav_menu', 'link_category', 'post_format'));    

            if(!empty($ctaxonomies)){
                ?>
                <table class="widefat">
                    <thead>
                        <tr>
                            <th colspan="2"><?php _e('Custom taxonomies', 'sitepress'); ?></th>
                        </tr>             
                    </thead> 
                    <tbody>
                        <?php foreach($ctaxonomies as $ctax): ?>
                        <?php 
                            $checked1 = !empty($this->settings['taxonomies_sync_option'][$ctax]) ? ' checked="checked"' : '';
                            $checked0 = empty($this->settings['taxonomies_sync_option'][$ctax]) ? ' checked="checked"' : '';
                        ?>
                        <tr>
                            <td><?php echo $wp_taxonomies[$ctax]->labels->name ?></td>
                            <td align="right">
                                <label><input name="icl_mcs_custom_taxs_<?php echo $ctax ?>" class="icl_mcs_custom_taxs" type="radio" value="<?php echo $ctax ?>" <?php echo $checked1; ?> />&nbsp;<?php _e('Translate', 'sitepress')?></label>
                                <label><input name="icl_mcs_custom_taxs_<?php echo $ctax ?>" type="radio" value="0" <?php echo $checked0; ?> />&nbsp;<?php _e('Do nothing', 'sitepress')?></label>
                            </td>
                        </tr>
                        <?php endforeach; ?>
                    </tbody>                   
                </table>
                <br />
                <?php
            }
            
            //echo '</div><div style="width:50%;float:left;min-width:265px;margin-top:3px;">';
            
            if(defined('WPML_TM_VERSION')){
                $custom_keys = (array)get_post_custom_keys($post->ID);                
                $cf_keys_exceptions = array('_edit_last', '_edit_lock', '_wp_page_template', '_wp_attachment_metadata', '_icl_translator_note', '_alp_processed', '_pingme', '_encloseme', '_icl_lang_duplicate_of');
                $custom_keys = array_diff($custom_keys, $cf_keys_exceptions);
                $cf_settings_ro = (array)$iclTranslationManagement->settings['custom_fields_readonly_config'];  
                $cf_settings = $iclTranslationManagement->settings['custom_fields_translation'];  
                
                if(!empty($custom_keys)){
                    ?>
                    <table class="widefat">
                        <thead>
                            <tr>
                                <th colspan="2"><?php _e('Custom fields', 'sitepress'); ?></th>
                            </tr>             
                        </thead>
                        <tbody>
                            <?php
                            foreach($custom_keys as $cfield) {
                                
                                if (empty($cf_settings[$cfield]) || $cf_settings[$cfield] != 3) {
                                    $rdisabled = in_array($cfield, $cf_settings_ro) ? 'disabled="disabled"' : '';
                                    $checked0 = empty($cf_settings[$cfield]) ? ' checked="checked"' : '';
                                    $checked1 = isset($cf_settings[$cfield]) && $cf_settings[$cfield]==1 ? ' checked="checked"' : '';
                                    $checked2 = isset($cf_settings[$cfield]) && $cf_settings[$cfield]==2 ? ' checked="checked"' : '';
                                ?>
                                <tr>
                                    <td><?php echo $cfield; ?></td>
                                    <td align="right"> 
                                        <label><input class="icl_mcs_cfs" name="icl_mcs_cf_<?php echo base64_encode($cfield); ?> " type="radio" value="0" <?php echo $rdisabled.$checked0 ?> />&nbsp;<?php _e("Don't translate", 'sitepress') ?></label>
                                        <label><input class="icl_mcs_cfs" name="icl_mcs_cf_<?php echo base64_encode($cfield); ?> " type="radio" value="1" <?php echo $rdisabled.$checked1 ?> />&nbsp;<?php _e("Copy", 'sitepress') ?></label>
                                        <label><input class="icl_mcs_cfs" name="icl_mcs_cf_<?php echo base64_encode($cfield); ?> " type="radio" value="2" <?php echo $rdisabled.$checked2 ?> />&nbsp;<?php _e("Translate", 'sitepress') ?></label>
                                    </td>
                                </tr>
                                <?php
                                }
                            }
                            ?>
                        </tbody>
                    </table>
                    <br />
                    <?php                    
                }
            }
            
            //echo '</div><br clear="all" />';
            
            if(!empty($ctaxonomies) || !empty($custom_keys)){
                echo '<small>' . __('Note: Custom taxonomies and custom fields are shared across different post types.', 'sitepress') . '</small>';
            }
            
        }
        echo '</span>';

        if($cp_editable || !empty($ctaxonomies) || !empty($custom_keys)){
            echo '<p class="submit" style="margin:0;padding:0"><input class="button-secondary" id="icl_make_translatable_submit" type="button" value="'.__('Apply', 'sitepress').'" /></p><br clear="all" />';
            wp_nonce_field('icl_mcs_inline_nonce', '_icl_nonce_imi');
        }else{
            _e('Nothing to configure.', 'sitepress');
        }
            
            

    }

    function pre_get_posts($wpq){

        // case of internal links list
        //
        if(isset($_POST['action']) && 'wp-link-ajax' == $_POST['action']){
            if(!empty($_SERVER['HTTP_REFERER'])){
                $parts = parse_url($_SERVER['HTTP_REFERER']);
                parse_str(strval($parts['query']), $query);
                $lang = isset($query['lang']) ?  $query['lang'] : $this->get_default_language();
            }else $lang = $this->get_default_language();
            $this->this_lang = $lang;
            $wpq->query_vars['suppress_filters'] = false;
        }


        return $wpq;
    }

    function posts_join_filter($join){
        global $wpdb, $pagenow, $wp_taxonomies;
        //exceptions
        if(isset($_POST['wp-preview']) && $_POST['wp-preview']=='dopreview' || is_preview()){
            $is_preview = true;
        }else{
            $is_preview = false;
        }
        if($pagenow=='upload.php' || $pagenow=='media-upload.php' || is_attachment() || $is_preview){
            return $join;
        }

        // determine post type
        $db = debug_backtrace();
        foreach($db as $o){
            if($o['function']=='apply_filters_ref_array' && $o['args'][0]=='posts_join'){
                $post_type =  $wpdb->escape($o['args'][1][1]->query_vars['post_type']);
                break;
            }
        }
        if($post_type == 'any' || 'all' == $this->this_lang){
            $ljoin = "LEFT";
        }else{
            $ljoin = "";
        }        
        
        if(is_array($post_type)){
            $ptypes = array();
            foreach($post_type as $ptype){
                if($this->is_translated_post_type($ptype)){
                    $ptypes[] = $wpdb->escape('post_' . $ptype);
                }
            }
            if(!empty($ptypes)){
                $join .= " {$ljoin} JOIN {$wpdb->prefix}icl_translations t ON {$wpdb->posts}.ID = t.element_id
                        AND t.element_type IN ('".join("','", $ptypes)."') JOIN {$wpdb->prefix}icl_languages l ON t.language_code=l.code AND l.active=1";
            }
        }elseif($post_type){
            if($this->is_translated_post_type($post_type)){
                $join .= " {$ljoin} JOIN {$wpdb->prefix}icl_translations t ON {$wpdb->posts}.ID = t.element_id
                        AND t.element_type = 'post_{$post_type}' JOIN {$wpdb->prefix}icl_languages l ON t.language_code=l.code AND l.active=1";
            }elseif($post_type == 'any'){
                $join .= " {$ljoin} JOIN {$wpdb->prefix}icl_translations t ON {$wpdb->posts}.ID = t.element_id
                        AND t.element_type LIKE 'post\\_%' {$ljoin} JOIN {$wpdb->prefix}icl_languages l ON t.language_code=l.code AND l.active=1";
            }
        }else{

            if(is_tax()){
                $tax = get_query_var('taxonomy');
                $ttypes = $wp_taxonomies[$tax]->object_type;                        
                foreach($ttypes as $k=>$v){
                    if(!$this->is_translated_post_type($v)) unset($ttypes[$k]);
                }
            }else{
                $ttypes = array_keys($this->get_translatable_documents(false));    
            }
            
            if(!empty($ttypes)){
                foreach($ttypes as $k=>$v) $ttypes[$k] = 'post_' . $v;
                $post_types = "'" . join("','",$ttypes) . "'";
                $join .= " {$ljoin} JOIN {$wpdb->prefix}icl_translations t ON {$wpdb->posts}.ID = t.element_id
                        AND t.element_type IN ({$post_types}) JOIN {$wpdb->prefix}icl_languages l ON t.language_code=l.code AND l.active=1";
            }
        }
        
        return $join;
    }

    function posts_where_filter($where){
        global $wpdb, $pagenow, $wp_taxonomies;
        //exceptions

        //$post_type = get_query_var('post_type');

        // determine post type
        $db = debug_backtrace();
        foreach($db as $o){
            if($o['function']=='apply_filters_ref_array' && $o['args'][0]=='posts_where'){
                $post_type =  $o['args'][1][1]->query_vars['post_type'];
                break;
            }
        }

        // case of taxonomy archive
        if(empty($post_type) && is_tax()){
            $tax = get_query_var('taxonomy');
            $post_type = $wp_taxonomies[$tax]->object_type;                        
            foreach($post_type as $k=>$v){
                if(!$this->is_translated_post_type($v)) unset($post_type[$k]);
            }
            if(empty($post_type)) return $where;  // don't filter
        } 
        
        if(!$post_type) $post_type = 'post';
        
        if(is_array($post_type) && !empty($post_type)){
            $none_translated = true;
            foreach($post_type as $ptype){
                if($this->is_translated_post_type($ptype)){
                    $none_translated = false;
                }
            }
            if($none_translated) return $where;
        }else{
            if(!$this->is_translated_post_type($post_type) && 'any' != $post_type){
                return $where;
            }
        }

        if(isset($_POST['wp-preview']) && $_POST['wp-preview']=='dopreview' || is_preview()){
            $is_preview = true;
        }else{
            $is_preview = false;
        }
        if($pagenow=='upload.php' || $pagenow=='media-upload.php' || is_attachment() || $is_preview){
            return $where;
        }
        
        if('all' != $this->this_lang){
            if('any' == $post_type){
                $cond = " AND (t.language_code='{$wpdb->escape($this->get_current_language())}' OR t.language_code IS NULL )";
            }else{            
                $cond = " AND t.language_code='{$wpdb->escape($this->get_current_language())}'";
            }
        }else{
            $cond = '';    
        }
        
        $where .= $cond;
        return $where;
    }

    function comment_feed_join($join){
        global $wpdb, $wp_query;
        $type = $wp_query->query_vars['post_type'] ? $wpdb->escape($wp_query->query_vars['post_type']) : 'post';
        $wp_query->query_vars['is_comment_feed'] = true;
        $join .= " JOIN {$wpdb->prefix}icl_translations t ON {$wpdb->comments}.comment_post_ID = t.element_id
                    AND t.element_type='post_{$type}' AND t.language_code='{$wpdb->escape($this->this_lang)}' ";
        return $join;
    }
    
    function comments_clauses($clauses, $obj){
        global $wpdb;
        
        if(isset($obj->query_vars['post_id'])) $post_id = $obj->query_vars['post_id'];
        elseif(isset($obj->query_vars['post_ID'])) $post_id = $obj->query_vars['post_ID'];
        if(!empty($post_id)){
            $post = get_post($post_id);
            if(!$this->is_translated_post_type($post->post_type)){
                return $clauses;
            }
        }
        
        if($this->get_current_language() != 'all'){
            $clauses['join'] .= " JOIN {$wpdb->prefix}icl_translations icltr1 ON 
                                    icltr1.element_id = {$wpdb->comments}.comment_ID
                                    JOIN {$wpdb->prefix}icl_translations icltr2 ON 
                                    icltr2.element_id = {$wpdb->comments}.comment_post_ID
                                    "; 
            $clauses['where'] .= " AND icltr1.element_type = 'comment' 
                                   AND icltr1.language_code = '".$this->get_current_language()."'
                                   AND icltr2.language_code = '".$this->get_current_language()."'
                                   AND icltr2.element_type LIKE 'post\\_%' ";
        }
        
        return $clauses;
    }

    function language_filter(){
        require_once ICL_PLUGIN_PATH . '/inc/cache.php';
        global $wpdb, $pagenow;

        $type = isset($_GET['post_type'])?$_GET['post_type']:'post';         
                
        if(!in_array($type, array('post','page')) && !in_array($type, array_keys($this->get_translatable_documents()))){            
            return;
        }

        $active_languages = $this->get_active_languages();

        $post_status = get_query_var('post_status');

        $langs = icl_cache_get($type.'s_per_language#' . $post_status);
        if(!$langs){

            $extra_cond = "";
            if($post_status){
                $extra_cond .= " AND post_status = '" . $post_status . "'";
            }
            if($post_status != 'trash'){
                $extra_cond .= " AND post_status <> 'trash'";
            }
            // dont count auto drafts
            $extra_cond .= " AND post_status <> 'auto-draft'";

            $res = $wpdb->get_results("
                SELECT language_code, COUNT(p.ID) AS c FROM {$wpdb->prefix}icl_translations t
                JOIN {$wpdb->posts} p ON t.element_id=p.ID
                JOIN {$wpdb->prefix}icl_languages l ON t.language_code=l.code AND l.active = 1
                WHERE p.post_type='{$type}' AND t.element_type='post_{$type}' {$extra_cond}
                GROUP BY language_code
                ");
            $langs['all'] = 0;
            foreach($res as $r){
                $langs[$r->language_code] = $r->c;
                $langs['all'] += $r->c;
            }
            icl_cache_set($type.'s_per_language', $langs);

        }

        $active_languages[] = array('code'=>'all','display_name'=>__('All languages','sitepress'));
        foreach($active_languages as $lang){
            if($lang['code']== $this->this_lang){
                $px = '<strong>';
                $sx = ' <span class="count">('. @intval($langs[$lang['code']]) .')<\/span><\/strong>';
            }elseif(!isset($langs[$lang['code']])){
                $px = '<span>';
                $sx = '<\/span>';
            }else{
                if($post_status){
                    $px = '<a href="?post_type='.$type.'&post_status='.$post_status.'&lang='.$lang['code'].'">';
                }else{
                    $px = '<a href="?post_type='.$type.'&lang='.$lang['code'].'">';
                }
                $sx = '<\/a> <span class="count">('. intval($langs[$lang['code']]) .')<\/span>';
            }
            $as[] =  $px . $lang['display_name'] . $sx;
        }
        $allas = join(' | ', $as);
        if($type == 'page' && !$this->get_icl_translation_enabled()){
            $prot_link = '<span class="button" style="padding:4px;margin-top:10px;"><img align="baseline" src="' . ICL_PLUGIN_URL .'/res/img/icon16.png" width="16" height="16" style="margin-bottom:-4px" /> <a href="http://wpml.org/?page_id=3416">' .
            __('How to translate', 'sitepress') . '<\/a>' . '<\/span>';
        }else{
            $prot_link = '';
        }
        ?>
        <script type="text/javascript">
            jQuery(".subsubsub").append('<br /><span id="icl_subsubsub"><?php echo $allas ?><\/span><br /><?php echo $prot_link ?>');
        </script>
        <?php
    }

    function exclude_other_language_pages2($arr){
        if($this->get_current_language() != 'all'){
            global $wpdb;
            
            if(is_array($arr) && !empty($arr[0]->post_type)){
                $post_type = $arr[0]->post_type;
            }else{
                $post_type = 'page';
            }
            
            $filtered_pages = array();
            // grab list of pages NOT in the current language
            $excl_pages = $wpdb->get_col($wpdb->prepare("
                SELECT p.ID FROM {$wpdb->posts} p
                JOIN {$wpdb->prefix}icl_translations t ON p.ID = t.element_id
                WHERE t.element_type=%s AND p.post_type=%s AND t.language_code <> %s
                ", 'post_' . $post_type, $post_type , $this->get_current_language()));
            // exclude them from the result set
            
            foreach($arr as $page){
                if(!in_array($page->ID,$excl_pages)){
                    $filtered_pages[] = $page;
                }
            }
            $arr = $filtered_pages;
        }
        return $arr;
    }

    function wp_dropdown_pages($output){
        global $wpdb;
        if(isset($_POST['lang_switch'])){
            $post_id = $wpdb->escape($_POST['lang_switch']);
            $lang = $wpdb->escape(strip_tags($_GET['lang']));
            $parent = $wpdb->get_var($wpdb->prepare("SELECT post_parent FROM {$wpdb->posts} WHERE ID=%d", $post_id));
            if($parent){
                $trid = $wpdb->get_var("SELECT trid FROM {$wpdb->prefix}icl_translations WHERE element_id='{$parent}' AND element_type='post_page'");
                $translated_parent_id = $wpdb->get_var("SELECT element_id FROM {$wpdb->prefix}icl_translations WHERE trid='{$trid}' AND element_type='post_page' AND language_code='{$lang}'");
                if($translated_parent_id){
                    $output = str_replace('selected="selected"','',$output);
                    $output = str_replace('value="'.$translated_parent_id.'"','value="'.$translated_parent_id.'" selected="selected"',$output);
                }
            }
        }elseif(isset($_GET['lang']) && isset($_GET['trid'])){
            $lang = $wpdb->escape(strip_tags($_GET['lang']));
            $trid = $wpdb->escape($_GET['trid']);
            $post_type = isset($_GET['post_type']) ? $_GET['post_type'] : 'page';
            $elements_id = $wpdb->get_col($wpdb->prepare(
                "SELECT element_id FROM {$wpdb->prefix}icl_translations 
                 WHERE trid=%d AND element_type=%s AND element_id IS NOT NULL", $trid, 'post_' . $post_type));
            $translated_parent_id = 0;
            foreach($elements_id as $element_id){
                $parent = $wpdb->get_var($wpdb->prepare("SELECT post_parent FROM {$wpdb->posts} WHERE ID=%d", $element_id));
                $trid = $wpdb->get_var($wpdb->prepare("
                    SELECT trid FROM {$wpdb->prefix}icl_translations WHERE element_id=%d AND element_type=%s", $parent, 'post_' . $post_type
                ));
                $translated_parent_id = $wpdb->get_var($wpdb->prepare("
                    SELECT element_id FROM {$wpdb->prefix}icl_translations 
                    WHERE trid=%d AND element_type=%s AND language_code=%s", $trid, 'post_' . $post_type, $lang
                ));
                if($translated_parent_id) break;
            }
            if($translated_parent_id){
                $output = str_replace('selected="selected"','',$output);
                $output = str_replace('value="'.$translated_parent_id.'"','value="'.$translated_parent_id.'" selected="selected"',$output);
            }
        }
        if(!$output){
            $output = '<select id="parent_id"><option value="">' . __('Main Page (no parent)','sitepress') . '</option></select>';
        }
        return $output;
    }

    function edit_term_form($term){
        global $wpdb, $pagenow;
        $element_id = isset($term->term_taxonomy_id)?$term->term_taxonomy_id:false;

        $element_type = isset($_GET['taxonomy']) ? $wpdb->escape($_GET['taxonomy']) : 'post_tag';
        $icl_element_type = 'tax_' . $element_type;
        
        $default_language = $this->get_default_language();

        if($element_id){
            $res = $wpdb->get_row("SELECT trid, language_code, source_language_code
                FROM {$wpdb->prefix}icl_translations WHERE element_id='{$element_id}' AND element_type='{$icl_element_type}'");
            $trid = $res->trid;
            if($trid){
                $element_lang_code = $res->language_code;
            }else{
                $element_lang_code = $this->get_current_language();
                $trid = $this->set_element_language_details($element_id, $icl_element_type, null, $element_lang_code);                
            }
        }else{
            $trid = isset($_GET['trid']) ? intval($_GET['trid']) : false;
            $element_lang_code = isset($_GET['lang']) ? strip_tags($_GET['lang']) : $this->get_current_language();
        }
        if($trid){
            $translations = $this->get_element_translations($trid, $icl_element_type);
        }
        $active_languages = $this->get_active_languages();
        $selected_language = $element_lang_code?$element_lang_code:$default_language;

        $source_language = isset($_GET['source_lang']) ? strip_tags($_GET['source_lang']) : false;
        $untranslated_ids = $this->get_elements_without_translations($icl_element_type, $selected_language, $default_language);

        include ICL_PLUGIN_PATH . '/menu/taxonomy-menu.php';

    }

    function wp_dropdown_cats_select_parent($html){
        global $wpdb;
        if(isset($_GET['trid'])){
            $element_type = $taxonomy = isset($_GET['taxonomy']) ? $_GET['taxonomy'] : 'post_tag';
            $icl_element_type = 'tax_' . $element_type;
            $trid = intval($_GET['trid']);
            $source_lang = isset($_GET['source_lang']) ? $_GET['source_lang'] : $this->get_default_language();
            $parent = $wpdb->get_var("
                SELECT parent
                FROM {$wpdb->term_taxonomy} tt
                    JOIN {$wpdb->prefix}icl_translations tr ON tr.element_id=tt.term_taxonomy_id
                        AND tr.element_type='{$icl_element_type}' AND tt.taxonomy='{$taxonomy}'
                WHERE trid='{$trid}' AND tr.language_code='{$source_lang}'
            ");
            if($parent){
                $parent = icl_object_id($parent, $element_type);
                $html = str_replace('value="'.$parent.'"', 'value="'.$parent.'" selected="selected"', $html);
            }
        }
        return $html;
    }

    function add_language_selector_to_page($active_languages, $selected_language, $translations, $element_id, $type) {
        ?>
        <div id="icl_tax_menu" style="display:none">

        <div id="dashboard-widgets" class="metabox-holder">
        <div class="postbox-container" style="width: 99%;line-height:normal;">

        <div id="icl_<?php echo $type ?>_lang" class="postbox" style="line-height:normal;">
            <h3 class="hndle">
                <span><?php echo __('Language', 'sitepress')?></span>
            </h3>
            <div class="inside" style="padding: 10px;">

        <select name="icl_<?php echo $type ?>_language">

            <?php
                foreach($active_languages as $lang){
                    if ($lang['code'] == $selected_language) {
                        ?>
                        <option value="<?php echo $selected_language ?>" selected="selected"><?php echo $lang['display_name'] ?></option>
                        <?php
                    }
                }
            ?>

            <?php foreach($active_languages as $lang):?>
                <?php if($lang['code'] == $selected_language || (isset($translations[$lang['code']]->element_id) && $translations[$lang['code']]->element_id != $element_id)) continue ?>
                    <option value="<?php echo $lang['code'] ?>"<?php if($selected_language==$lang['code']): ?> selected="selected"<?php endif;?>><?php echo $lang['display_name'] ?></option>
            <?php endforeach; ?>
        </select>
        <?php
        }

    
    function get_category_name($id) {
        _deprecated_function( __FUNCTION__, '2.3.1', 'get_cat_name()' );
        global $wpdb;
        $term_id = $wpdb->get_var("SELECT term_id FROM {$wpdb->prefix}term_taxonomy WHERE term_taxonomy_id = {$id}");
        if ($term_id) {
            return $wpdb->get_var("SELECT name FROM {$wpdb->prefix}terms WHERE term_id = {$term_id}");
        } else {
            return null;
        }
    }
    

    function add_translation_of_selector_to_page($trid,
                                                 $selected_language,
                                                 $default_language,
                                                 $source_language,
                                                 $untranslated_ids,
                                                 $element_id,
                                                 $type) {
        global $wpdb;
                
        ?>
        <input type="hidden" name="icl_trid" value="<?php echo $trid ?>" />

        <?php if($selected_language != $default_language && 'all' != $this->get_current_language()): ?>
            <br /><br />
            <?php echo __('This is a translation of', 'sitepress') ?><br />
            <select name="icl_translation_of" id="icl_translation_of"<?php if((!isset($_GET['action']) || $_GET['action'] != 'edit') && $trid) echo " disabled"?>>                
                <?php if($source_language == null || $source_language == $default_language): ?>
                    <?php if($trid): ?>
                        <option value="none"><?php echo __('--None--', 'sitepress') ?></option>
                        <?php                            
                            //get source
                            $src_language_id = $wpdb->get_var("SELECT element_id FROM {$wpdb->prefix}icl_translations WHERE trid={$trid} AND language_code='{$default_language}'");
                            if(!$src_language_id) {
                                // select the first id found for this trid
                                $src_language_id = $wpdb->get_var("SELECT element_id FROM {$wpdb->prefix}icl_translations WHERE trid={$trid}");
                            }
                            if($src_language_id && $src_language_id != $element_id) {
                                $term_id = $wpdb->get_var($wpdb->prepare("SELECT term_id FROM {$wpdb->term_taxonomy} WHERE term_taxonomy_id=%d", $src_language_id));
                                $src_language_title = $wpdb->get_var($wpdb->prepare("SELECT name FROM {$wpdb->terms} WHERE term_id=%d", $term_id));
                            }
                        ?>
                        <?php if(!empty($src_language_title)): ?>
                            <option value="<?php echo $src_language_id ?>" selected="selected"><?php echo $src_language_title ?></option>
                        <?php endif; ?>
                    <?php else: ?>
                        <option value="none" selected="selected"><?php echo __('--None--', 'sitepress') ?></option>
                    <?php endif; ?>
                    <?php foreach($untranslated_ids as $translation_of_id):?>
                        <?php if ($translation_of_id != $src_language_id): ?>
                            <?php
                                $title = $wpdb->get_var($wpdb->prepare("SELECT name FROM {$wpdb->terms} WHERE term_id=%d", 
                                    $wpdb->get_var($wpdb->prepare("SELECT term_id FROM {$wpdb->term_taxonomy} WHERE term_taxonomy_id=%d", $translation_of_id))));
                            ?>
                            <?php if ($title): ?>
                                <option value="<?php echo $translation_of_id ?>"><?php echo $title ?></option>
                            <?php endif; ?>
                        <?php endif; ?>
                    <?php endforeach; ?>
                <?php else: ?>
                    <?php if($trid): ?>
                        <?php
                            // add the source language
                            $src_language_id = $wpdb->get_var("SELECT element_id FROM {$wpdb->prefix}icl_translations WHERE trid={$trid} AND language_code='{$source_language}'");                            
                            if($src_language_id) {
                                $term_id = $wpdb->get_var($wpdb->prepare("SELECT term_id FROM {$wpdb->term_taxonomy} WHERE term_taxonomy_id=%d", $src_language_id));
                                $src_language_title = $wpdb->get_var($wpdb->prepare("SELECT name FROM {$wpdb->terms} WHERE term_id=%d", $term_id));
                            }
                        ?>
                        <?php if($src_language_title): ?>
                            <option value="<?php echo $src_language_id ?>" selected="selected"><?php echo $src_language_title ?></option>
                        <?php endif; ?>
                    <?php else: ?>
                        <option value="none" selected="selected"><?php echo __('--None--', 'sitepress') ?></option>
                    <?php endif; ?>
                <?php endif; ?>
            </select>

        <?php endif; ?>


        <?php
    }

    function add_translate_options($trid,
                                   $active_languages,
                                   $selected_language,
                                   $translations,
                                   $type) {
        global $wpdb;
        ?>

        <?php if($trid && isset($_GET['action']) && $_GET['action'] == 'edit'): ?>

            <div id="icl_translate_options">

            <?php
                // count number of translated and un-translated pages.
                $translations_found = 0;
                $untranslated_found = 0;
                foreach($active_languages as $lang) {
                    if($selected_language==$lang['code']) continue;
                    if(isset($translations[$lang['code']]->element_id)) {
                        $translations_found += 1;
                    } else {
                        $untranslated_found += 1;
                    }
                }
            ?>

            <?php if($untranslated_found > 0): ?>                
                
                <table cellspacing="1" class="icl_translations_table" style="min-width:200px;margin-top:10px;">
                <thead>
                    <th colspan="2" style="padding:4px;background-color:#DFDFDF"><b><?php _e('Translate', 'sitepress'); ?></b></th>
                </thead>
                <tbody>
                <?php foreach($active_languages as $lang): if($selected_language==$lang['code']) continue; ?>
                <tr>
                    <?php if(!isset($translations[$lang['code']]->element_id)):?>
                        <td style="padding:4px;line-height:normal;"><?php echo $lang['display_name'] ?></td>
                        <?php
                            $taxonomy = $_GET['taxonomy'];
                            $post_type_q = isset($_GET['post_type']) ? '&amp;post_type=' . esc_html($_GET['post_type']) : '';
                            $add_link = admin_url("edit-tags.php?taxonomy=".esc_html($taxonomy)."&amp;trid=" . $trid . "&amp;lang=" . $lang['code'] . "&amp;source_lang=" . $selected_language . $post_type_q);
                        ?>
                        <td style="padding:4px;line-height:normal;"><a href="<?php echo $add_link ?>"><?php echo __('add','sitepress') ?></a></td>
                    <?php endif; ?>
                </tr>
                <?php endforeach; ?>
                </tbody>
                </table>
            <?php endif; ?>

            <?php if($translations_found > 0): ?>
            <p style="clear:both;margin:5px 0 5px 0">
                <b><?php _e('Translations', 'sitepress') ?></b> 
                (<a class="icl_toggle_show_translations" href="#" <?php if(empty($this->settings['show_translations_flag'])):?>style="display:none;"<?php endif;?>><?php _e('hide','sitepress')?></a><a class="icl_toggle_show_translations" href="#" <?php if(!empty($this->settings['show_translations_flag'])):?>style="display:none;"<?php endif;?>><?php _e('show','sitepress')?></a>)              
                
                <?php wp_nonce_field('toggle_show_translations_nonce', '_icl_nonce_tst') ?>                  
                <table cellspacing="1" width="100%" id="icl_translations_table" style="<?php if(empty($this->settings['show_translations_flag'])):?>display:none;<?php endif;?>margin-left:0;">

                <?php foreach($active_languages as $lang): if($selected_language==$lang['code']) continue; ?>
                <tr>
                    <?php if(isset($translations[$lang['code']]->element_id)):?>
                        <td style="line-height:normal;"><?php echo $lang['display_name'] ?></td>
                        <?php
                            $taxonomy = $_GET['taxonomy'];
                            $post_type_q = isset($_GET['post_type']) ? '&amp;post_type=' . esc_html($_GET['post_type']) : '';
                            $edit_link = admin_url("edit-tags.php?taxonomy=".esc_html($taxonomy)."&amp;action=edit&amp;tag_ID=" . $translations[$lang['code']]->term_id . "&amp;lang=" . $lang['code'] . $post_type_q);
                        ?>
                        <td align="right" width="30%" style="line-height:normal;"><?php echo isset($translations[$lang['code']]->name)?'<a href="'.$edit_link.'" title="'.__('Edit','sitepress').'">'.$translations[$lang['code']]->name.'</a>':__('n/a','sitepress') ?></td>

                    <?php endif; ?>
                </tr>
                <?php endforeach; ?>
                </table>



            <?php endif; ?>

            <br clear="all" style="line-height:1px;" />

            </div>
        <?php endif; ?>


        <?php
    }

    function create_term($cat_id, $tt_id){
        global $wpdb, $wp_taxonomies;

        // case of ajax inline category creation
        // ajax actions
        foreach($wp_taxonomies as $ktx=>$tx){
            $ajx_actions[] = 'add-' . $ktx;
        }
        if(isset($_POST['_ajax_nonce']) && in_array($_POST['action'], $ajx_actions)){
            $referer = $_SERVER['HTTP_REFERER'];
            $url_pieces = parse_url($referer);
            @parse_str($url_pieces['query'], $qvars);
            if(!empty($qvars['post'])){
                $post_type = $wpdb->get_var($wpdb->prepare("SELECT post_type FROM {$wpdb->posts} WHERE ID = %d", $qvars['post']));
                $lang_details = $this->get_element_language_details($qvars['post'],'post_' . $post_type);
                $term_lang = $lang_details->language_code;
            }else{
                $term_lang = isset($qvars['lang']) ? $qvars['lang'] : $this->get_language_cookie();
            }
        }

        $el_type = $wpdb->get_var("SELECT taxonomy FROM {$wpdb->term_taxonomy} WHERE term_taxonomy_id={$tt_id}");

        if(!$this->is_translated_taxonomy($el_type)){
            return;
        };

        $icl_el_type = 'tax_' . $el_type;

        // case of adding a tag via post save
        $post_action = isset($_POST['action']) ? $_POST['action'] : false;
        if($post_action == 'editpost'){
            $term_lang = $_POST['icl_post_language'];
        }elseif($post_action == 'post-quickpress-publish'){
            $term_lang = $this->get_default_language();
        }elseif($post_action == 'inline-save-tax'){
            $lang_details = $this->get_element_language_details($tt_id, $icl_el_type);
            $term_lang = $lang_details->language_code;
        }elseif($post_action == 'inline-save'){
            $post_type = $wpdb->get_var("SELECT post_type FROM {$wpdb->posts} WHERE ID=" . $_POST['post_ID']);
            $lang_details = $this->get_element_language_details($_POST['post_ID'], 'post_' . $post_type);
            $term_lang = $lang_details->language_code;
        }

        // has trid only when it's a translation of another tag
        $trid = isset($_POST['icl_trid']) && (isset($_POST['icl_'.$icl_el_type.'_language'])) ? $_POST['icl_trid']:null;
        // see if we have a "translation of" setting.
        $src_language = false;
        if (isset($_POST['icl_translation_of']) && $_POST['icl_translation_of']) {
            $src_term_id = $_POST['icl_translation_of'];
            if ($src_term_id != 'none') {
                $res = $wpdb->get_row("SELECT trid, language_code
                    FROM {$wpdb->prefix}icl_translations WHERE element_id={$src_term_id} AND element_type='{$icl_el_type}'");
                $trid = $res->trid;
                $src_language = $res->language_code;
            } else {
                $trid = null;
            }
        }

        if(!isset($term_lang)){
            $term_lang = isset($_POST['icl_'.$icl_el_type.'_language']) ? $_POST['icl_'.$icl_el_type.'_language'] : false;        
        }        
        if($post_action == 'inline-save-tax'){
            $trid = $this->get_element_trid($tt_id, $icl_el_type);
        }
        
        $this->set_element_language_details($tt_id, $icl_el_type, $trid, $term_lang, $src_language);
        
        // sync translations parent 
        if($this->settings['sync_taxonomy_parents'] && isset($_POST['parent']) && $term_lang == $this->get_default_language()){
            $parent = intval($_POST['parent']);
            $translations = $this->get_element_translations($trid, $icl_el_type);
            foreach($translations as $lang=> $translation){
                if($lang != $this->get_default_language()){
                    if($parent > 0){
                        $translated_parent = icl_object_id($parent, $el_type, false, $lang);    
                    }
                    if($parent == 0 || $translated_parent != $parent){
                        $wpdb->update($wpdb->term_taxonomy, array('parent'=>$translated_parent), array('term_taxonomy_id'=>$translation->element_id));                        
                    }                    
                }
            }
            delete_option($el_type . '_children');
        }
        
    }

    function get_language_for_term($term_id, $el_type) {
        global $wpdb;
        $term_id = $wpdb->get_var("SELECT term_taxonomy_id FROM {$wpdb->prefix}term_taxonomy WHERE term_id = {$term_id}");
        if ($term_id) {
            return $wpdb->get_var("SELECT language_code FROM {$wpdb->prefix}icl_translations WHERE element_id = {$term_id} AND element_type = '{$el_type}'");
        } else {
            return $this->get_default_language();
        }

    }

    function pre_term_name($value, $taxonomy){
        //allow adding terms with the same name in different languages
        global $wpdb;
        //check if term exists
        $term_id = $wpdb->get_var("SELECT term_id FROM {$wpdb->terms} WHERE name='".$wpdb->escape($value)."'");
        // translate to WPML notation
        $taxonomy = 'tax_' . $taxonomy;
        if(!empty($term_id)){
            if(isset($_POST['icl_'.$taxonomy.'_language'])) {
                // see if the term_id is for a different language
                $this_lang = $_POST['icl_'.$taxonomy.'_language'];
                if ($this_lang != $this->get_language_for_term($term_id, $taxonomy)) {
                    if ($this_lang != $this->get_default_language()){
                        $value .= ' @'.$_POST['icl_'.$taxonomy.'_language'];
                    }
                }
            }
        }
        return $value;
    }

    function pre_save_category(){
        // allow adding categories with the same name in different languages
        global $wpdb;
        if(isset($_POST['action']) && $_POST['action']=='add-cat'){
            if(category_exists($_POST['cat_name']) && isset($_POST['icl_category_language']) && $_POST['icl_category_language'] != $this->get_default_language()){
                $_POST['cat_name'] .= ' @'.$_POST['icl_category_language'];
            }
        }
    }

    function delete_term($cat, $tt_id, $taxonomy){
        global $wpdb;
        $taxonomy = 'tax_' . $taxonomy;
        $wpdb->query("DELETE FROM {$wpdb->prefix}icl_translations WHERE element_type ='{$taxonomy}' AND element_id='{$tt_id}' LIMIT 1");
    }

    function get_term_filter($_term, $taxonomy){
        
        // case of calling from get_category_parents
         $db = debug_backtrace();
         if(isset($db[5]['function']) && $db[5]['function'] == 'get_category_parents'){
             $_term->name = $this->the_category_name_filter($_term->name);
         }
        
        return $_term;
    }
    
    function terms_language_filter(){
        global $wpdb, $pagenow;
        
        $taxonomy = isset($_GET['taxonomy']) ? $_GET['taxonomy'] : 'post_tag';
        $icl_element_type = 'tax_' . $taxonomy;

        $active_languages = $this->get_active_languages();

        $res = $wpdb->get_results("
            SELECT language_code, COUNT(tm.term_id) AS c FROM {$wpdb->prefix}icl_translations t
            JOIN {$wpdb->term_taxonomy} tt ON t.element_id = tt.term_taxonomy_id
            JOIN {$wpdb->terms} tm ON tt.term_id = tm.term_id
            JOIN {$wpdb->prefix}icl_languages l ON t.language_code = l.code
            WHERE t.element_type='{$icl_element_type}' AND tt.taxonomy='{$taxonomy}' AND l.active=1
            GROUP BY language_code
            ");
        $langs = array('all'=>0);
        foreach($res as $r){
            $langs[$r->language_code] = $r->c;
            $langs['all'] += $r->c;
        }
        $active_languages[] = array('code'=>'all','display_name'=>__('All languages','sitepress'));
        foreach($active_languages as $lang){
            if($lang['code']== $this->this_lang){
                $px = '<strong>';
                $sx = ' ('. @intval($langs[$lang['code']]) .')<\/strong>';
            /*
            }elseif(!isset($langs[$lang['code']])){
                $px = '<span>';
                $sx = '<\/span>';
            */
            }else{
                $px = '<a href="?taxonomy='.$taxonomy.'&amp;lang='.$lang['code'];
                $px .= isset($_GET['post_type']) ? '&amp;post_type=' . $_GET['post_type'] : '';
                $px .= '">';
                $sx = '<\/a> ('. @intval($langs[$lang['code']]) .')';
            }
            $as[] =  $px . $lang['display_name'] . $sx;
        }
        $allas = join(' | ', $as);
        ?>
        <script type="text/javascript">
            jQuery('table.widefat').before('<span id="icl_subsubsub"><?php echo $allas ?><\/span>');
        </script>
        <?php
    }

    function get_terms_args_filter($args){
        
        // Unique cache domain for each language.
        if(isset($args['cache_domain'])){
            $args['cache_domain'] .= '_' . $this->get_current_language();
        }
        
        // special case for when term hierarchy is cached in wp_options
        $dbbt = debug_backtrace();
        if(isset($dbbt[4]) && $dbbt[4]['function'] == '_get_term_hierarchy'){
            $args['_icl_show_all_langs'] = true;
        }
        
        return $args;
    }
    
    function exclude_other_terms($exclusions, $args){
        
        // special case for when term hierarchy is cached in wp_options
        if(isset($args['_icl_show_all_langs']) && $args['_icl_show_all_langs']) return $exclusions;
        
        // get_terms doesn't seem to have a filter that can be used efficiently in order to filter the terms by language
        // in addition the taxonomy name is not being passed to this filter we're using 'list_terms_exclusions'
        // getting the taxonomy name from debug_backtrace

        global $wpdb, $pagenow;

        if(isset($_GET['taxonomy'])){
            $taxonomy = $_GET['taxonomy'];
        }elseif(isset($args['taxonomy'])){
            $taxonomy = $args['taxonomy'];
        }elseif(isset($_POST['action']) && $_POST['action']=='get-tagcloud'){
            $taxonomy = $_POST['tax'];
        }else{
            if(in_array($pagenow, array('post-new.php','post.php', 'edit.php'))){
                $dbt = debug_backtrace();
                $taxonomy = $dbt[3]['args'][0];
            }else{
                $taxonomy = 'post_tag';
            }
        }
        
        
        if(!$this->is_translated_taxonomy($taxonomy)){
            return $exclusions;
        }

        $icl_element_type = 'tax_' . $taxonomy;

        if(isset($_GET['lang']) && $_GET['lang']=='all'){
            return $exclusions;
        }
        if(isset($_GET['tag_ID']) && $_GET['tag_ID']){
            $element_lang_details = $this->get_element_language_details($wpdb->get_var($wpdb->prepare("SELECT term_taxonomy_id FROM {$wpdb->term_taxonomy} WHERE term_id=%d AND taxonomy=%s", $_GET['tag_ID'], $taxonomy )), $icl_element_type);
            $this_lang = $element_lang_details->language_code;
        }elseif($this->this_lang != $this->get_default_language()){
            $this_lang = $this->get_current_language();
        }elseif(isset($_GET['post'])){
            $icl_post_type = isset($_GET['post_type']) ? 'post_' . $_GET['post_type'] : 
                'post_'. $wpdb->get_var($wpdb->prepare("SELECT post_type FROM {$wpdb->posts} WHERE ID = %d", $_GET['post']));
            $element_lang_details = $this->get_element_language_details($_GET['post'],$icl_post_type);
            $this_lang = $element_lang_details ? $element_lang_details->language_code : $this->get_default_language();
        }elseif(isset($_POST['action']) && ($_POST['action']=='get-tagcloud' || $_POST['action']=='menu-quick-search')){
            $urlparts = parse_url($_SERVER['HTTP_REFERER']);
            @parse_str($urlparts['query'], $qvars);
            $this_lang = isset($qvars['lang']) ? $qvars['lang'] : $this->get_default_language();
        }else{
            $this_lang = $this->get_default_language();
        }
        $exclude =  $wpdb->get_col("
            SELECT tt.term_taxonomy_id FROM {$wpdb->term_taxonomy} tt
            LEFT JOIN {$wpdb->terms} tm ON tt.term_id = tm.term_id
            LEFT JOIN {$wpdb->prefix}icl_translations t ON (tt.term_taxonomy_id = t.element_id OR t.element_id IS NULL)
            WHERE tt.taxonomy='{$taxonomy}' AND t.element_type='{$icl_element_type}' AND t.language_code <> '{$this_lang}'
            ");
        $exclude[] = 0;
        $exclusions .= ' AND tt.term_taxonomy_id NOT IN ('.join(',',$exclude).')';
        return $exclusions;
    }
    
    function terms_clauses($clauses){
        global $wpdb;

        // special case for when term hierarchy is cached in wp_options
        $dbbt = debug_backtrace();
        if(isset($dbbt[4]) && $dbbt[4]['function'] == '_get_term_hierarchy'){
            return $clauses;
        }
        
        $int = preg_match('#tt\.taxonomy IN \(([^\)]+)\)#', $clauses['where'], $matches);
        $leftjoin = '';
        if($int){
            $exp = explode(',', $matches[1]);
            foreach($exp as $k=>$v){
                $tax = trim($v, ' \'');
                if($this->is_translated_taxonomy($tax)){
                    $icl_taxs[] = 'tax_' . $tax;    
                }else{
                    $leftjoin = ' LEFT';
                }
            } 
        }else{
            // taxonomy type not found
            return $clauses;
        }
        
        if(empty($icl_taxs)) return $clauses;
        
        $icl_taxs = "'" . join( "','" , $icl_taxs) . "'";
        
        $lang = $this->get_current_language();
        if($lang == 'all'){
            $leftjoin = ' LEFT';    
            $where_lang = '';
        }else{
            $where_lang = " AND icl_t.language_code = '{$lang}'";
        }
        
        $clauses['join'] .= "{$leftjoin} JOIN {$wpdb->prefix}icl_translations icl_t ON icl_t.element_id = tt.term_taxonomy_id";
        $clauses['where'] .= "{$where_lang} AND icl_t.element_type IN({$icl_taxs})";
        
        //echo '<pre>' . print_r($clauses) . '</pre>';
        
        return $clauses;
    }

    function set_wp_query(){
        global $wp_query;
        $this->wp_query = $wp_query;
    }

    // filter for WP home_url function
    function home_url($url, $path, $orig_scheme, $blog_id){
        // exception for get_page_num_link and language_negotiation_type = 3
        if($this->settings['language_negotiation_type'] == 3){
            $db = debug_backtrace();
            if(!empty($db[6]) && $db[6]['function'] == 'get_pagenum_link') return $url;
        }
        
        // only apply this for home url - not for posts or page permalinks since this filter is called there too
        if(did_action('template_redirect') && rtrim($url,'/') == rtrim(get_option('home'),'/')){
            $url = $this->convert_url($url);
        }
        
        if($path == '/') $url = $this->convert_url($url);
        
        return $url;
    }

    // converts WP generated url to language specific based on plugin settings
    function convert_url($url, $code=null){
        if(is_null($code)){
            $code = $this->this_lang;
        }

        if($code && $code != $this->get_default_language()){
            $abshome = preg_replace('@\?lang=' . $code . '@i','',get_option('home'));
            switch($this->settings['language_negotiation_type']){
                case '1':
                    if(0 === strpos($url, 'https://')){
                        $abshome = preg_replace('#^http://#', 'https://', $abshome);
                    }
                    if($abshome==$url) $url .= '/';
                    if (0 !== strpos($url, $abshome . '/' . $code . '/')) {
                        // only replace if it is there already
                        $url = str_replace($abshome, $abshome . '/' . $code, $url);
                    }
                    break;
                case '2':
                    $url = str_replace($abshome, $this->settings['language_domains'][$code], $url);
                    break;
                case '3':
                default:
                    // remove any previous value.
                    if (strpos($url, '?lang=' . $code . '&') !== FALSE) {
                        $url = str_replace('?lang=' . $code . '&', '', $url);
                    } elseif (strpos($url, '?lang=' . $code . '/' ) !== FALSE) {
                        $url = str_replace('?lang=' . $code . '/', '', $url);
                    } elseif (strpos($url, '?lang=' . $code ) !== FALSE) {
                        $url = str_replace('?lang=' . $code, '', $url);
                    } elseif (strpos($url, '&lang=' . $code . '/') !== FALSE) {
                        $url = str_replace('&lang=' . $code . '/', '', $url);
                    } elseif (strpos($url, '&lang=' . $code ) !== FALSE) {
                        $url = str_replace('&lang=' . $code, '', $url);
                    }
                    
                    if(false===strpos($url,'?')){
                        $url_glue = '?';
                    }else{

                        // special case post preview link
                        $db = debug_backtrace();
                        if(is_admin() && (@$db[6]['function'] == 'post_preview')){
                           $url_glue = '&';
                        }

                        elseif(isset($_POST['comment']) || defined('ICL_DOING_REDIRECT')){ // will be used for a redirect
                            $url_glue = '&';
                        }else{
                            $url_glue = '&amp;';
                        }
                    }
                    $url .= $url_glue . 'lang=' . $code;
            }
        }
      return $url;
    }

    function language_url($code=null){
        if(is_null($code)) $code = $this->this_lang;
        $abshome = get_option('home');
        if($this->settings['language_negotiation_type'] == 1 || $this->settings['language_negotiation_type'] == 2){
            $url = trailingslashit($this->convert_url($abshome, $code));
        }else{
            $url = $this->convert_url($abshome, $code);
        }
        return $url;
    }

    function permalink_filter($p, $pid){                
        global $wpdb;
        if(is_object($pid)){
            $pid = $pid->ID;
        }
        
        $post_type = $wpdb->get_var("SELECT post_type FROM {$wpdb->posts} WHERE ID={$pid}");
        
        if(!$this->is_translated_post_type($post_type)) return $p;
        
        if($pid == (int)get_option('page_on_front')){
            return $p;
        }
        
        $element_lang_details = $this->get_element_language_details($pid,'post_'.$post_type);
        if(!empty($element_lang_details) && $element_lang_details->language_code && $this->get_default_language() != $element_lang_details->language_code){
            $p = $this->convert_url($p, $element_lang_details->language_code);
        }elseif(isset($_POST['action']) && $_POST['action']=='sample-permalink'){ // check whether this is an autosaved draft
            $exp = explode('?', $_SERVER["HTTP_REFERER"]);
            if(isset($exp[1])) parse_str($exp[1], $args);
            if(isset($args['lang']) && $this->get_default_language() != $args['lang']){
                $p = $this->convert_url($p, $args['lang']);
            }
        }
        if(is_feed()){
            $p = str_replace("&lang=", "&#038;lang=", $p);
        }
        return $p;
    }

    function category_permalink_filter($p, $cat_id){
        global $wpdb;
        if (isset($this->icl_term_taxonomy_cache)) {
            $term_cat_id = $this->icl_term_taxonomy_cache->get('category_'.$cat_id);
        } else {
            $term_cat_id = null;
        }
        if (!$term_cat_id) {
            $term_cat_id = $wpdb->get_var("SELECT term_taxonomy_id FROM {$wpdb->term_taxonomy} WHERE term_id={$cat_id} AND taxonomy='category'");
            if (isset($this->icl_term_taxonomy_cache)) {
                $this->icl_term_taxonomy_cache->set('category_'.$cat_id, $term_cat_id);
            }
        }
        $cat_id = $term_cat_id;

        $element_lang_details = $this->get_element_language_details($cat_id,'tax_category');
        if($this->get_default_language() != $element_lang_details->language_code){
            $p = $this->convert_url($p, $element_lang_details->language_code);
        }
        return $p;
    }

    function post_type_archive_link_filter($link, $post_type) {
        if (isset($this->settings['custom_posts_sync_option'][$post_type])
                && $this->settings['custom_posts_sync_option'][$post_type]) {
            return $this->convert_url($link);
        }
        return $link;
    }
          
    function tax_permalink_filter($p, $tag){
        global $wpdb;
        if(is_object($tag)){
            $tag_id = $tag->term_taxonomy_id;
            $taxonomy = $tag->taxonomy;
        }else{
            $taxonomy = 'post_tag';
            if (empty($tag_id)) {
                $tag_id = $wpdb->get_var("SELECT term_taxonomy_id FROM {$wpdb->term_taxonomy} WHERE term_id={$tag} AND taxonomy='{$taxonomy}'");
                if (isset($this->icl_term_taxonomy_cache)) {
                    $this->icl_term_taxonomy_cache->set($taxonomy . '_'.$tag, $tag_id);
                }
            }
        }
        $element_lang_details = $this->get_element_language_details($tag_id,'tax_' . $taxonomy);

        if(!empty($element_lang_details) && $this->get_default_language() != $element_lang_details->language_code){
            $p = $this->convert_url($p, $element_lang_details->language_code);
        }
        return $p;
    }

    function get_comment_link_filter($link){
        // decode html characters since they are already encoded in the template for some reason
        $link = html_entity_decode($link);
        return $link;
    }
    
    function attachment_link_filter($link, $id) {
        return $this->convert_url($link);
    }
    
     
    function get_ls_languages($template_args=array()){
            global $wpdb, $post, $cat, $tag_id, $w_this_lang;

            if(is_null($this->wp_query)) $this->set_wp_query();

             // use original wp_query for this
             // backup current $wp_query
             global $wp_query;
             $_wp_query_back = clone $wp_query;
             $wp_query = clone $this->wp_query;


            $w_active_languages = $this->get_active_languages();
                                    
            $this_lang = $this->this_lang;
            if($this_lang=='all'){
                $w_this_lang = array(
                    'code'=>'all',
                    'english_name' => 'All languages',
                    'display_name' => __('All languages', 'sitepress')
                );
            }else{
                $w_this_lang = $this->get_language_details($this_lang);
            }

            if(isset($template_args['skip_missing'])){
                //override default setting
                $icl_lso_link_empty = !$template_args['skip_missing'];
            }else{
                $icl_lso_link_empty = $this->settings['icl_lso_link_empty'];
            }

            $user_agent = $_SERVER['HTTP_USER_AGENT'];
            if(preg_match('#MSIE ([0-9]+)\.[0-9]#',$user_agent,$matches)){
                $ie_ver = $matches[1];
            }
            
            if(is_attachment()){  // Exception for attachments. Not translated.          
                $translations[$this->get_current_language()] = (object) array(
                    'translation_id' => 0,
                    'language_code' => $this->get_default_language(),
                    'element_id' => 0,
                    'original' => 1,
                    'post_title' => $this->wp_query->post->post_title,
                    'post_status' => $this->wp_query->post->post_status
                );
            }elseif(is_singular() && !empty($wp_query->posts)){
                $trid = $wpdb->get_var("SELECT trid FROM {$wpdb->prefix}icl_translations WHERE element_id='{$this->wp_query->post->ID}' AND element_type LIKE 'post\\_%'");
                $translations = $this->get_element_translations($trid,'post_'.$wp_query->posts[0]->post_type);
            }elseif(is_category() && !empty($wp_query->posts)){
                $cat_id = $wpdb->get_var("SELECT term_taxonomy_id FROM {$wpdb->term_taxonomy} WHERE term_id={$cat} AND taxonomy='category'");
                $trid = $wpdb->get_var("SELECT trid FROM {$wpdb->prefix}icl_translations WHERE element_id='{$cat_id}' AND element_type='tax_category'");                                
                $skip_empty = true;
                $translations = $this->get_element_translations($trid,'tax_category', $skip_empty);                                
            }elseif(is_tag() && !empty($wp_query->posts)){                
                $tag_id = $wpdb->get_var("SELECT term_taxonomy_id FROM {$wpdb->term_taxonomy} WHERE term_id={$tag_id} AND taxonomy='post_tag'");                
                $trid = $wpdb->get_var("SELECT trid FROM {$wpdb->prefix}icl_translations WHERE element_id='{$tag_id}' AND element_type='tax_post_tag'");                                
                $skip_empty = true;
                $translations = $this->get_element_translations($trid,'tax_post_tag', $skip_empty);                             
            }elseif(is_tax()){                
                $tax_id = $wpdb->get_var("SELECT term_taxonomy_id 
                    FROM {$wpdb->term_taxonomy} WHERE term_id='".$wp_query->get_queried_object_id()."' AND taxonomy='".$wpdb->escape(get_query_var('taxonomy'))."'");                
                $trid = $this->get_element_trid($tax_id, 'tax_' . get_query_var('taxonomy'));
                $skip_empty = true;
                $translations = $this->get_element_translations($trid,'tax_' . get_query_var('taxonomy'), $skip_empty);
            }elseif(is_archive() && !empty($wp_query->posts)){
                $translations = array();
            }elseif( 'page' == get_option('show_on_front') && (isset($this->wp_query->queried_object_id) && $this->wp_query->queried_object_id == get_option('page_on_front') || (isset($this->wp_query->queried_object_id) && $this->wp_query->queried_object_id == get_option('page_for_posts'))) ){
                $trid = $wpdb->get_var("SELECT trid FROM {$wpdb->prefix}icl_translations WHERE element_id='{$this->wp_query->queried_object_id}' AND element_type='post_page'");
                $translations = $this->get_element_translations($trid,'post_page');
            }else{
                $wp_query->is_singular = false;
                $wp_query->is_archive = false;
                $wp_query->is_category = false;
                $wp_query->is_404 = true;
            }
                                       
            foreach($w_active_languages as $k=>$lang){                
                $skip_lang = false;
                if(is_singular() || (!empty($this->wp_query->queried_object_id) && $this->wp_query->queried_object_id == get_option('page_for_posts'))){
                    $this_lang_tmp = $this->this_lang;
                    $this->this_lang = $lang['code'];
                    $lang_page_on_front = get_option('page_on_front');
                    $lang_page_for_posts = get_option('page_for_posts');
                    $this->this_lang = $this_lang_tmp;
                    if ( 'page' == get_option('show_on_front') && !empty($translations[$lang['code']]) && $translations[$lang['code']]->element_id == $lang_page_on_front ){
                        $lang['translated_url'] = $this->language_url($lang['code']);
                    }elseif('page' == get_option('show_on_front') && !empty($translations[$lang['code']]) && $translations[$lang['code']]->element_id && $translations[$lang['code']]->element_id == $lang_page_for_posts){
                        if($lang_page_for_posts){
                            $lang['translated_url'] = get_permalink($lang_page_for_posts);
                        }else{
                            $lang['translated_url'] = $this->language_url($lang['code']);
                        }
                    }else{
                        if(!empty($translations[$lang['code']]) && isset($translations[$lang['code']]->post_title)){
                            $lang['translated_url'] = get_permalink($translations[$lang['code']]->element_id);                            
                            $lang['missing'] = 0;
                        }else{                            
                            if($icl_lso_link_empty){                                
                                if(!empty($template_args['link_empty_to'])){
                                    $lang['translated_url'] = str_replace('{%lang}', $lang['code'], $template_args['link_empty_to']);
                                }else{
                                    $lang['translated_url'] = $this->language_url($lang['code']);    
                                }
                                
                            }else{
                                $skip_lang = true;
                            }
                            $lang['missing'] = 1;
                        }
                    }                    
                }elseif(is_tax()){
                    if(isset($translations[$lang['code']])){
                        global $icl_adjust_id_url_filter_off;  // force  the category_link_adjust_id to not modify this
                        $icl_adjust_id_url_filter_off = true;

                        $lang['translated_url'] = get_term_link((int)$translations[$lang['code']]->term_id, get_query_var('taxonomy'));

                        $icl_adjust_id_url_filter_off = false; // restore default bahavior
                        $lang['missing'] = 0;
                    }else{
                        if($icl_lso_link_empty){
                            if(!empty($template_args['link_empty_to'])){
                                $lang['translated_url'] = str_replace('{%lang}', $lang['code'], $template_args['link_empty_to']);
                            }else{
                                $lang['translated_url'] = $this->language_url($lang['code']);    
                            }
                        }else{
                            // dont skip the currrent language
                            if($this->get_current_language() != $lang['code']){
                                $skip_lang = true;    
                            }
                        }
                        $lang['missing'] = 1;
                    }
                }elseif(is_category()){
                    if(isset($translations[$lang['code']])){
                        global $icl_adjust_id_url_filter_off;  // force  the category_link_adjust_id to not modify this
                        $icl_adjust_id_url_filter_off = true;
                        
                        $lang['translated_url'] = get_category_link($translations[$lang['code']]->term_id);

                        $icl_adjust_id_url_filter_off = false; // restore default bahavior
                        $lang['missing'] = 0;
                    }else{
                        if($icl_lso_link_empty){
                            if(!empty($template_args['link_empty_to'])){
                                $lang['translated_url'] = str_replace('{%lang}', $lang['code'], $template_args['link_empty_to']);
                            }else{
                                $lang['translated_url'] = $this->language_url($lang['code']);    
                            }
                        }else{
                            // dont skip the currrent language
                            if($this->get_current_language() != $lang['code']){
                                $skip_lang = true;    
                            }
                        }
                        $lang['missing'] = 1;
                    }
                }elseif(is_tag()){                      
                    if(isset($translations[$lang['code']])){
                        global $icl_adjust_id_url_filter_off;  // force  the category_link_adjust_id to not modify this
                        $icl_adjust_id_url_filter_off = true;

                        $lang['translated_url'] = get_tag_link($translations[$lang['code']]->term_id);                        

                        $icl_adjust_id_url_filter_off = false; // restore default bahavior
                        $lang['missing'] = 0;
                    }else{
                        if($icl_lso_link_empty){
                            if(!empty($template_args['link_empty_to'])){
                                $lang['translated_url'] = str_replace('{%lang}', $lang['code'], $template_args['link_empty_to']);
                            }else{
                                $lang['translated_url'] = $this->language_url($lang['code']);    
                            }
                        }else{
                            // dont skip the currrent language
                            if($this->get_current_language() != $lang['code']){
                                $skip_lang = true;    
                            }
                        }
                        $lang['missing'] = 1;
                    }
                }elseif(is_author()){
                    global $authordata, $wp_query;
                    if(empty($authordata)){
                        $authordata = get_userdata(get_query_var('author'));
                    }
                    $post_type = get_query_var('post_type') ? get_query_var('post_type') : 'post';
                    if($wpdb->get_var("SELECT COUNT(p.ID) FROM {$wpdb->posts} p
                        JOIN {$wpdb->prefix}icl_translations t ON p.ID=t.element_id AND t.element_type = 'post_{$post_type}'
                        WHERE p.post_author='{$authordata->ID}' AND post_type='{$post_type}' AND post_status='publish' AND language_code='{$lang['code']}'")
                    ){
                        remove_filter('home_url', array($this,'home_url'), 1, 4);
                        remove_filter('author_link', array($this,'author_link'));
                        $author_url = get_author_posts_url($authordata->ID);
                        add_filter('home_url', array($this,'home_url'), 1, 4);
                        add_filter('author_link', array($this,'author_link'));
                        $lang['translated_url'] = $this->convert_url($author_url, $lang['code']);
                        $lang['missing'] = 0;
                    }else{
                        if($icl_lso_link_empty){
                            if(!empty($template_args['link_empty_to'])){
                                $lang['translated_url'] = str_replace('{%lang}', $lang['code'], $template_args['link_empty_to']);
                            }else{
                                $lang['translated_url'] = $this->language_url($lang['code']);    
                            }
                        }else{
                            // dont skip the currrent language
                            if($this->get_current_language() != $lang['code']){
                                $skip_lang = true;    
                            }
                        }
                        $lang['missing'] = 1;
                    }
                }elseif(is_archive() && !is_tag()){
                    global $icl_archive_url_filter_off;
                    $icl_archive_url_filter_off = true;
                    if($this->wp_query->is_year){
                        if(isset($this->wp_query->query_vars['m']) && !$this->wp_query->query_vars['year'] ){
                            $this->wp_query->query_vars['year'] = substr($this->wp_query->query_vars['m'], 0, 4);
                        }
                        $lang['translated_url'] = $this->archive_url(get_year_link( $this->wp_query->query_vars['year'] ), $lang['code']);
                    }elseif($this->wp_query->is_month){
                        if(isset($this->wp_query->query_vars['m']) && !$this->wp_query->query_vars['year'] ){
                            $this->wp_query->query_vars['year'] = substr($this->wp_query->query_vars['m'], 0, 4);
                            $this->wp_query->query_vars['monthnum'] = substr($this->wp_query->query_vars['m'], 4, 2);
                        }
                        $lang['translated_url'] = $this->archive_url(get_month_link( $this->wp_query->query_vars['year'], $this->wp_query->query_vars['monthnum'] ), $lang['code']);
                    }elseif($this->wp_query->is_day){
                        if(isset($this->wp_query->query_vars['m']) && !$this->wp_query->query_vars['year'] ){
                            $this->wp_query->query_vars['year'] = substr($this->wp_query->query_vars['m'], 0, 4);
                            $this->wp_query->query_vars['monthnum'] = substr($this->wp_query->query_vars['m'], 4, 2);
                            $this->wp_query->query_vars['day'] = substr($this->wp_query->query_vars['m'], 6, 2);
                            gmdate('Y', current_time('timestamp')); //force wp_timezone_override_offset to be called
                        }
                        $lang['translated_url'] = $this->archive_url(get_day_link( $this->wp_query->query_vars['year'], $this->wp_query->query_vars['monthnum'], $this->wp_query->query_vars['day'] ), $lang['code']);
                    } else if (isset($this->wp_query->query_vars['post_type'])) {
                        if (isset($this->settings['custom_posts_sync_option'][$this->wp_query->query_vars['post_type']])
                                && $this->settings['custom_posts_sync_option'][$this->wp_query->query_vars['post_type']]
                                && function_exists('get_post_type_archive_link')) {
                            remove_filter('post_type_archive_link', array($this,'post_type_archive_link_filter'), 10);
                            $lang['translated_url'] = $this->convert_url(get_post_type_archive_link($this->wp_query->query_vars['post_type']), $lang['code']);
                        } else {
                            $lang['translated_url'] = $this->language_url($lang['code']);
                        }
                    }
                    add_filter('post_type_archive_link', array($this,'post_type_archive_link_filter'), 10, 2);
                    $icl_archive_url_filter_off = false;
                }elseif(is_search()){
                    $url_glue = strpos($this->language_url($lang['code']),'?')===false ? '?' : '&';
                    $lang['translated_url'] = $this->language_url($lang['code']) . $url_glue . 's=' . htmlspecialchars($_GET['s']);
                }else{
                    global $icl_language_switcher_preview;
                    if($icl_lso_link_empty || is_home() || is_404()
                        || ('page' == get_option('show_on_front') && ($this->wp_query->queried_object_id == get_option('page_on_front')
                        || $this->wp_query->queried_object_id == get_option('page_for_posts')))
                        || $icl_language_switcher_preview){
                        $lang['translated_url'] = $this->language_url($lang['code']);
                        $skip_lang = false;
                    }else{
                        $skip_lang = true;
                        unset($w_active_languages[$k]);
                    }
                }
                if(!$skip_lang){
                    $w_active_languages[$k] = $lang;
                }else{
                    unset($w_active_languages[$k]);
                }
            }
            
            foreach($w_active_languages as $k=>$v){
                $lang_code = $w_active_languages[$k]['language_code'] = $w_active_languages[$k]['code'];
                unset($w_active_languages[$k]['code']);

                $native_name = $this->get_display_language_name($lang_code, $lang_code);
                if(!$native_name) $native_name = $w_active_languages[$k]['english_name'];
                $w_active_languages[$k]['native_name'] = $native_name;
                unset($w_active_languages[$k]['english_name']);


                $translated_name = $this->get_display_language_name($lang_code, $this->get_current_language());
                if(!$translated_name) $translated_name = $w_active_languages[$k]['english_name'];
                $w_active_languages[$k]['translated_name'] = $translated_name;
                unset($w_active_languages[$k]['display_name']);

                $w_active_languages[$k]['url'] = $w_active_languages[$k]['translated_url'];
                unset($w_active_languages[$k]['translated_url']);

                $flag = $this->get_flag($lang_code);

                if($flag->from_template){
                    $wp_upload_dir = wp_upload_dir();
                    $flag_url = $wp_upload_dir['baseurl'] . '/flags/' . $flag->flag;
                }else{
                    $flag_url = ICL_PLUGIN_URL . '/res/flags/'.$flag->flag;
                }
                $w_active_languages[$k]['country_flag_url'] = $flag_url;
                                                                               
                $w_active_languages[$k]['active'] = $this->get_current_language()==$lang_code?'1':0;;
            }


            // restore current $wp_query
            $wp_query = clone $_wp_query_back;
            unset($_wp_query_back);

            $w_active_languages = apply_filters('icl_ls_languages', $w_active_languages);

            $w_active_languages = $this->sort_ls_languages($w_active_languages, $template_args);            
            
            return $w_active_languages;

    }

    function sort_ls_languages($w_active_languages, $template_args) {
        // sort languages according to parameters
        if(isset($template_args['orderby'])){
            if(isset($template_args['order'])){
                $order = $template_args['order'];
            }else{
                $order = 'asc';
            }
            $comp = $order == 'asc' ? '>' : '<';
            switch($template_args['orderby']){
                case 'id':
                    uasort($w_active_languages, create_function('$a,$b','return $a[\'id\'] '.$comp.' $b[\'id\'];'));
                    break;
                case 'code':
                    ksort($w_active_languages);
                    if($order == 'desc'){
                        $w_active_languages = array_reverse($w_active_languages);
                    }
                    break;
                case 'name':
                default:
                    uasort($w_active_languages, create_function('$a,$b','return $a[\'translated_name\'] '.$comp.' $b[\'translated_name\'];')); 
            }                
        }                    
    
        return $w_active_languages;        
        
    }
    
    function get_display_language_name($lang_code, $display_code) {
        global $wpdb;
        if (isset($this->icl_language_name_cache)) {
            $translated_name = $this->icl_language_name_cache->get($lang_code.$display_code);
        } else {
            $translated_name = null;
        }
        if (!$translated_name) {
            $translated_name = $wpdb->get_var("SELECT name FROM {$wpdb->prefix}icl_languages_translations WHERE language_code='{$lang_code}' AND display_language_code='{$display_code}'");
            if (isset($this->icl_language_name_cache)) {
                $this->icl_language_name_cache->set($lang_code.$display_code, $translated_name);
            }
        }
        return $translated_name;
    }

    function get_flag($lang_code){
        global $wpdb;

        if (isset($this->icl_flag_cache)) {
            $flag = $this->icl_flag_cache->get($lang_code);
        } else {
            $flag = null;
        }
        if (!$flag) {
            $flag = $wpdb->get_row("SELECT flag, from_template FROM {$wpdb->prefix}icl_flags WHERE lang_code='{$lang_code}'");
            if (isset($this->icl_flag_cache)) {
                $this->icl_flag_cache->set($lang_code, $flag);
            }
        }

        return $flag;
    }

    function get_flag_url($code){
        $flag = $this->get_flag($code);
        if($flag->from_template){
            $flag_url = get_bloginfo('template_directory') . '/images/flags/'.$flag->flag;
        }else{
            $flag_url = ICL_PLUGIN_URL . '/res/flags/'.$flag->flag;
        }

        return $flag_url;
    }

    function language_selector(){
        if(is_single()){
            $post_type = get_query_var('post_type');
            if(!$post_type) $post_type = 'post';
            if(!$this->is_translated_post_type($post_type)){
                return;
            }
        }elseif(is_tax()){
            $tax = get_query_var('taxonomy');
            if(!$this->is_translated_taxonomy($tax)){
                return;
            }
        }

        global $icl_language_switcher_preview;
        if ($this->settings['icl_lang_sel_type'] == 'list' || $icl_language_switcher_preview){
            global $icl_language_switcher;
            $icl_language_switcher->widget_list();
            if (!$icl_language_switcher_preview) return '';
        }

        $active_languages = $this->get_ls_languages();
        
        foreach($active_languages as $k=>$al){
            if($al['active']==1){
                $main_language = $al;
                unset($active_languages[$k]);
                break;
            }
        }
        include ICL_PLUGIN_PATH . '/menu/language-selector.php';
    }

    function have_icl_translator($source, $target){
        // returns true if we have ICL translators for the language pair
        if (isset($this->settings['icl_lang_status'])){
            foreach($this->settings['icl_lang_status'] as $lang) {
                if ($lang['from'] == $source && $lang['to'] == $target) {
                    return $lang['have_translators'];
                }
            }

        }

        return false;
    }

    function get_default_categories(){
        $default_categories_all = $this->settings['default_categories'];

        foreach($this->active_languages as $l) $alcodes[] = $l['code'];
        foreach($default_categories_all as $c=>$v){
            if(in_array($c, $alcodes)){
                $default_categories[$c] = $v;
            }
        }

        return $default_categories;
    }

    function set_default_categories($def_cat){
        $this->settings['default_categories'] = $def_cat;
        $this->save_settings();
    }

    function pre_option_default_category($setting){
        global $wpdb;        
        if(isset($_POST['icl_post_language']) && $_POST['icl_post_language'] || (isset($_GET['lang']) && $_GET['lang']!='all')){
            $lang = isset($_POST['icl_post_language'])  && $_POST['icl_post_language'] ? $_POST['icl_post_language'] : $_GET['lang'];
            $ttid = @intval($this->settings['default_categories'][$lang]);
            return $tid = $wpdb->get_var("SELECT term_id FROM {$wpdb->term_taxonomy} WHERE term_taxonomy_id={$ttid} AND taxonomy='category'");
        }
        return false;
    }

    function update_option_default_category($oldvalue, $newvalue){
        global $wpdb;
        $newvalue = $wpdb->get_var($wpdb->prepare("SELECT term_taxonomy_id FROM {$wpdb->term_taxonomy} WHERE taxonomy='category' AND term_id=%d", $newvalue));
        $translations = $this->get_element_translations($this->get_element_trid($newvalue, 'tax_category'));
        if(!empty($translations)){
            foreach($translations as $t){
                $icl_settings['default_categories'][$t->language_code] = $t->element_id;
            }
            $this->save_settings($icl_settings);
        }
    }

    function the_category_name_filter($name){
        if(is_array($name)){
            foreach($name as $k=>$v){
                $name[$k] = $this->the_category_name_filter($v);
            }
            return $name;
        }
        if(false === strpos($name, '@')) return $name;
        if(false !== strpos($name, '<a')){
            $int = preg_match_all('|<a([^>]+)>([^<]+)</a>|i',$name,$matches);
            if($int && count($matches[0]) > 1){
                $originals = $filtered = array();
                foreach($matches[0] as $m){
                    $originals[] = $m;
                    $filtered[] = $this->the_category_name_filter($m);
                }
                $name = str_replace($originals, $filtered, $name);
            }else{
                $name_sh = strip_tags($name);
                $exp = explode('@', $name_sh);
                $name = str_replace($name_sh, trim($exp[0]),$name);
            }
        }else{
            $name = preg_replace('#(.*) @(.*)#i','$1',$name);
        }
        return $name;
    }

    function get_terms_filter($terms){
        foreach($terms as $k=>$v){
            if(isset($terms[$k]->name)) $terms[$k]->name = $this->the_category_name_filter($terms[$k]->name);
        }
        return $terms;
    }
    
    function get_the_terms_filter($terms, $id, $taxonomy ) {
        if (!empty($this->settings['taxonomies_sync_option'][$taxonomy])) {
            $terms = $this->get_terms_filter($terms);
        }
        return $terms;
    }


    function get_term_adjust_id($term){  
        global $icl_adjust_id_url_filter_off, $wpdb;
        if($icl_adjust_id_url_filter_off) return $term; // special cases when we need the category in a different language

        // exception: don't filter when called from get_permalink. When category parents are determined
        $db = debug_backtrace();        
        if(isset($db[5]['function']) && $db[5]['function'] == 'get_category_parents' || isset($db[6]['function']) && $db[6]['function'] == 'get_permalink'){
            return $term;    
        }
        
        $translated_id = icl_object_id($term->term_id, $term->taxonomy, true);
        if($translated_id != $term->term_id){
            //$translated_id = $wpdb->get_var("SELECT term_id FROM {$wpdb->term_taxonomy} WHERE term_taxonomy_id='{$translated_id}'");
            remove_filter('get_term', array($this,'get_term_adjust_id'), 1);
            $t_term = get_term($translated_id, $term->taxonomy);
            if(!is_wp_error($t_term)){
                $term = $t_term;
            }
            add_filter('get_term', array($this,'get_term_adjust_id'), 1, 1);
        }

        return $term;
    }
    
    function get_term_by_name_and_lang(&$name, $type, $lang) {
        global $wpdb;

        $the_term = get_term_by('name', $name, $type);
        if ($the_term) {
            $term_lang = $wpdb->get_var($wpdb->prepare("SELECT language_code FROM {$wpdb->prefix}icl_translations
                                                            WHERE element_id=%d AND element_type=%s", $the_term->term_taxonomy_id, 'tax_' . $type));
    
            if ($term_lang != $lang) {
                // term is in the wrong language
                // Add lang code to term name.
    
                $name .= ' @' . $lang;
    
                $the_term = get_term_by('name', $name, $type);
            }
        }
        return $the_term;
    }

    function set_term_translation($original_term, $translation_id, $type, $lang, $original_lang) {
        global $wpdb;
        
        if ($original_term) {
            $trid = $this->get_element_trid($original_term->term_taxonomy_id,'tax_' . $type);
            $this->set_element_language_details($translation_id, 'tax_' . $type, $trid, $lang, $original_lang);
        } else {
            // Original has been deleled.
            // we need to set the language of the new term.
            $wpdb->update($wpdb->prefix.'icl_translations', 
                array('language_code'=>$lang), 
                array('element_type'=>'tax_' . $type, 'element_id'=>$translation_id));
        }
    }

    function wp_list_pages_adjust_ids($out, $args){
        static $__run_once = false; // only run for calls that have 'include' as an argument. ant only run once.
        if($args['include'] && !$__run_once && $this->get_current_language() != $this->get_default_language()){
            $__run_once = true;
            $include = array_map('trim', explode(',', $args['include']));
            $tr_include = array();
            foreach($include as $i){
                $t = icl_object_id($i, 'page',true);
                if($t){
                    $tr_include[] = $t;
                }
            }
            $args['include'] = join(',',$tr_include);
            $out = wp_list_pages($args);
        }
        return $out;
    }

    function get_terms_adjust_ids($terms, $taxonomies, $args){
        static $__run_once = false; // only run for calls that have 'include' as an argument. ant only run once.
        if($args['include'] && !$__run_once && $this->get_current_language() != $this->get_default_language()){
            $__run_once = true;
            if(is_array($args['include'])){
                $include = $args['include'];
            }else{
                $include = array_map('trim', explode(',', $args['include']));
            }
            $tr_include = array();
            foreach($include as $i){
                $t = icl_object_id($i, $taxonomies[0],true);
                if($t){
                    $tr_include[] = $t;
                }
            }
            $args['include'] = join(',',$tr_include);
            $terms = get_terms($taxonomies, $args);
        }
        return $terms;
    }

    function get_pages_adjust_ids($pages, $args){
        static $__run_once = false; // only run for calls that have 'include' as an argument. ant only run once.
        if(!$__run_once && $this->get_current_language() != $this->get_default_language()){
            $__run_once = true;
            $args_updated = false;
            if($args['include']){
                $include = array_map('trim', explode(',', $args['include']));
                $tr_include = array();
                foreach($include as $i){
                    $t = icl_object_id($i, 'page', true);
                    if($t){
                        $tr_include[] = $t;
                    }
                }
                $args['include'] = join(',',$tr_include);
                $args_updated = true;
            }
            if($args['child_of']){
                $args['child_of'] = icl_object_id($args['child_of'], 'page', true);
                $args_updated = true;
            }
            if($args_updated){
                $pages = get_pages($args);
            }
        }
        return $pages;
    }

    function category_link_adjust_id($catlink, $cat_id){
        global $icl_adjust_id_url_filter_off, $wpdb;
        if($icl_adjust_id_url_filter_off) return $catlink; // special cases when we need the categiry in a different language

        $translated_id = icl_object_id($cat_id, 'category', true);
        if($translated_id && $translated_id != $cat_id){
            $translated_id = $wpdb->get_var("SELECT term_id FROM {$wpdb->term_taxonomy} WHERE term_taxonomy_id='{$translated_id}'");
            remove_filter('category_link', array($this,'category_link_adjust_id'), 1);
            $catlink = get_category_link($translated_id, 'category');
            add_filter('category_link', array($this,'category_link_adjust_id'), 1, 2);
        }
        return $catlink;
    }

    // adjacent posts links
    function get_adjacent_post_join($join){
        global $wpdb;
        $post_type = get_query_var('post_type');
        if(!$post_type) $post_type = 'post';
        if($this->is_translated_post_type($post_type)){
            $join .= " JOIN {$wpdb->prefix}icl_translations t ON t.element_id = p.ID AND t.element_type = 'post_{$post_type}'";    
        }
        return $join;
    }

    function get_adjacent_post_where($where){
        global $wpdb;
        $post_type = get_query_var('post_type');
        if(!$post_type) $post_type = 'post';
        if($this->is_translated_post_type($post_type)){
            $where .= " AND language_code = '{$wpdb->escape($this->this_lang)}'";
        }
        return $where;
    }

    // feeds links
    function feed_link($out){
        return $this->convert_url($out);
    }

    // commenting links
    function post_comments_feed_link($out){
        if($this->settings['language_negotiation_type']==3){
            $out = preg_replace('@(\?|&)lang=([^/]+)/feed/@i','feed/$1lang=$2',$out);
        }
        return $out;
        //return $this->convert_url($out);
    }

    function trackback_url($out){
        return $this->convert_url($out);
    }

    function user_trailingslashit($string, $type_of_url){
        // fixes comment link for when the comments list pagination is enabled
        if($type_of_url=='comment'){
            $string = preg_replace('@(.*)/\?lang=([a-z-]+)/(.*)@is','$1/$3?lang=$2', $string);
        }
        return $string;
    }

    // archives links
    function getarchives_join($join){
        global $wpdb;
        $join .= " JOIN {$wpdb->prefix}icl_translations t ON t.element_id = {$wpdb->posts}.ID AND t.element_type='post_post'";
        return $join;
    }

    function getarchives_where($where){
        global $wpdb;
        $where .= " AND language_code = '{$wpdb->escape($this->this_lang)}'";
        return $where;
    }

    function archives_link($out){
        global $icl_archive_url_filter_off;
        if(!$icl_archive_url_filter_off){
            $out = $this->archive_url($out, $this->this_lang);
        }
        $icl_archive_url_filter_off = false;
        return $out;
    }

    function archive_url($url, $lang){
        $url = $this->convert_url($url, $lang);
        return $url;
    }

    function author_link($url){
        $url = $this->convert_url($url);
        return preg_replace('#^http://(.+)//(.+)$#','http://$1/$2', $url);
    }

    // Navigation
    //function get_pagenum_link_filter($url){
        // fix pagenum links for when using the language as a parameter
        // remove language query string appended by WP
        // WPML adds the language parameter after the url is built
    //    $url = str_replace(get_option('home') . '?lang=' . $this->get_current_language(), get_option('home'), $url);
    //    return $url;
    //}

    function pre_option_home(){

        if(!defined('TEMPLATEPATH')) return false;

        $dbbt = debug_backtrace();

        static $inc_methods = array('include','include_once','require','require_once');
        if(isset($dbbt['4']) && $dbbt['4']['function']=='get_bloginfo' && isset($dbbt['5']) && $dbbt['5']['function']=='bloginfo'){  // case of bloginfo
            $is_template_file = false !== strpos($dbbt[5]['file'], realpath(TEMPLATEPATH));
            $is_direct_call   = in_array($dbbt[6]['function'], $inc_methods) || (false !== strpos($dbbt[6]['file'], realpath(TEMPLATEPATH)));
        }elseif(isset($dbbt['4']) && $dbbt['4']['function']=='get_bloginfo'){  // case of get_bloginfo
            $is_template_file = false !== strpos($dbbt[4]['file'], realpath(TEMPLATEPATH));
            $is_direct_call   = in_array($dbbt[5]['function'], $inc_methods) || (false !== strpos($dbbt[5]['file'], realpath(TEMPLATEPATH)));
        }elseif(isset($dbbt['4']) && $dbbt['4']['function']=='get_settings'){  // case of get_settings
            $is_template_file = false !== strpos($dbbt[4]['file'], realpath(TEMPLATEPATH));
            $is_direct_call   = in_array($dbbt[5]['function'], $inc_methods) || (false !== strpos($dbbt[5]['file'], realpath(TEMPLATEPATH)));
        }else{ // case of get_option
            $is_template_file = isset($dbbt[3]['file']) && (false !== strpos($dbbt[3]['file'], realpath(TEMPLATEPATH)));
            $is_direct_call   = isset($dbbt['4']) && in_array($dbbt[4]['function'], $inc_methods) || (isset($dbbt[4]['file']) && false !== strpos($dbbt[4]['file'], realpath(TEMPLATEPATH)));
        }

        //if($dbbt[3]['file'] == @realpath(TEMPLATEPATH . '/header.php')){
        if($is_template_file && $is_direct_call){
            $ret = $this->language_url($this->this_lang);
        }else{
            $ret = false;
        }
        return $ret;
    }

    function query_vars($public_query_vars){
        $public_query_vars[] = 'lang';
        global $wp_query;
        $wp_query->query_vars['lang'] = $this->this_lang;
        return $public_query_vars;
    }

    function parse_query($q){         
        global $wp_query, $wpdb;
        //if($q == $wp_query) return; // not touching the WP query
        if(is_admin()) return;

        if($this->get_current_language() != $this->get_default_language()) {
            $cat_array = array();
            
            
            
            // cat
            if(isset($q->query_vars['cat']) && !empty($q->query_vars['cat'])){
                $cat_array =  array_map('intval', array_map('trim', explode(',', $q->query_vars['cat'])));
            }
            
            // category_name
            if(isset($q->query_vars['category_name']) && !empty($q->query_vars['category_name'])){
                $cat = get_term_by( 'slug', preg_replace('#((.*)/)#','',$q->query_vars['category_name']), 'category' );
                if(!$cat){
                    $cat = get_term_by( 'name', $q->query_vars['category_name'], 'category' );
                }
                if($cat_id = $cat->term_id){
                    $cat_array = array($cat_id);
                }else{
                    $q->query_vars['p'] = -1;
                }
            }

            // category_and
            if(isset($q->query_vars['category__and']) && !empty($q->query_vars['category__and'])){
                $cat_array = $q->query_vars['category__and'];
            }
            // category_in
            if(isset($q->query_vars['category__in']) && !empty($q->query_vars['category__in'])){
                $cat_array = array_unique(array_merge($cat_array, array_map('intval', $q->query_vars['category__in'])));
            }    
            // category__not_in
            if(isset($q->query_vars['category__not_in']) && !empty($q->query_vars['category__not_in'])){
                $__cats = array_map(create_function('$a', 'return -1*intval($a);'), $q->query_vars['category__not_in']);
                $cat_array = array_unique(array_merge($cat_array, $__cats));
            }
            
            if(!empty($cat_array)){
                $translated_ids = array();
                foreach($cat_array as $c){                    
                    if(intval($c) < 0){
                        $sign = -1;
                    }else{
                        $sign = 1;
                    }
                    $translated_ids[] = $sign * intval(icl_object_id(abs($c), 'category', true));
                }
                
                //cat
                if(isset($q->query_vars['cat']) && !empty($q->query_vars['cat'])){
                    $q->query_vars['cat'] = join(',', $translated_ids);
                }
                
                // category_name
                if(isset($q->query_vars['category_name']) && !empty($q->query_vars['category_name'])){
                    $_ctmp = get_term_by('id', $translated_ids[0], 'category');
                    $q->query_vars['category_name'] = $_ctmp->slug;
                }
                // category__and
                if(isset($q->query_vars['category__and']) && !empty($q->query_vars['category__and'])){
                    $q->query_vars['category__and'] = $translated_ids;
                }
                // category__in
                if(isset($q->query_vars['category__in']) && !empty($q->query_vars['category__in'])){
                    $q->query_vars['category__in'] = array_filter($translated_ids, create_function('$a', 'return $a>0;'));
                }
                // category__not_in
                if(isset($q->query_vars['category__not_in']) && !empty($q->query_vars['category__not_in'])){
                    $q->query_vars['category__not_in'] = array_filter($translated_ids, create_function('$a', 'return $a<0;'));
                }
                
            }
            
            // TAGS
            $tag_array = array();
            // tag
            if(isset($q->query_vars['tag']) && !empty($q->query_vars['tag'])){
                if(false !== strpos($q->query_vars['tag'],' ')){
                    $tag_glue = '+';
                    $exp = explode(' ', $q->query_vars['tag']);
                }else{
                    $tag_glue = ',';
                    $exp = explode(',', $q->query_vars['tag']);
                }
                $tag_ids = array();
                foreach($exp as $e){
                    $tag_array[] = $wpdb->get_var($wpdb->prepare( "SELECT x.term_id FROM $wpdb->terms t
                        JOIN $wpdb->term_taxonomy x ON t.term_id=x.term_id WHERE x.taxonomy='post_tag' AND t.slug='%s'", $wpdb->escape($e)));
                }
                $_tmp = array_unique($tag_array);
                if(count($_tmp) == 1 && empty($_tmp[0])){
                    $tag_array = array();
                }
            }
            // tag_id
            if(isset($q->query_vars['tag_id']) && !empty($q->query_vars['tag_id'])){
                $tag_array = array_map('trim', explode(',', $q->query_vars['tag_id']));
            }

            // tag__and
            if(isset($q->query_vars['tag__and']) && !empty($q->query_vars['tag__and'])){
                $tag_array = $q->query_vars['tag__and'];
            }
            // tag__in
            if(isset($q->query_vars['tag__in']) && !empty($q->query_vars['tag__in'])){
                $tag_array = $q->query_vars['tag__in'];
            }
            // tag__not_in
            if(isset($q->query_vars['tag__not_in']) && !empty($q->query_vars['tag__not_in'])){
                $tag_array = $q->query_vars['tag__not_in'];
            }
            // tag_slug__in
            if(isset($q->query_vars['tag_slug__in']) && !empty($q->query_vars['tag_slug__in'])){
                foreach($q->query_vars['tag_slug__in'] as $t){
                    $tag_array[] = $wpdb->get_var($wpdb->prepare( "SELECT x.term_id FROM $wpdb->terms t
                        JOIN $wpdb->term_taxonomy x ON t.term_id=x.term_id WHERE x.taxonomy='post_tag' AND t.slug='%s'", $wpdb->escape($t)));
                }
            }
            // tag_slug__and
            if(isset($q->query_vars['tag_slug__and']) && !empty($q->query_vars['tag_slug__and'])){
                foreach($q->query_vars['tag_slug__and'] as $t){
                    $tag_array[] = $wpdb->get_var($wpdb->prepare( "SELECT x.term_id FROM $wpdb->terms t
                        JOIN $wpdb->term_taxonomy x ON t.term_id=x.term_id WHERE x.taxonomy='post_tag' AND t.slug='%s'", $wpdb->escape($t)));
                }
            }

            if(!empty($tag_array)){
                $translated_ids = array();
                foreach($tag_array as $c){
                    if(intval($c) < 0){
                        $sign = -1;
                    }else{
                        $sign = 1;
                    }
                     $_tid = intval(icl_object_id(abs($c), 'post_tag', true));
                     $translated_ids[] = $sign * $_tid;
                }
            }


            //tag
            if(isset($q->query_vars['tag']) && !empty($q->query_vars['tag'])){
                if(isset($translated_ids)){
                    $slugs = $wpdb->get_col("SELECT slug FROM $wpdb->terms WHERE term_id IN (".join(',', $translated_ids).")");
                    $q->query_vars['tag'] = join($tag_glue, $slugs);
                }
            }
            //tag_id
            if(isset($q->query_vars['tag_id']) && !empty($q->query_vars['tag_id'])){
                $q->query_vars['tag_id'] = join(',', $translated_ids);
            }
            // tag__and
            if(isset($q->query_vars['tag__and']) && !empty($q->query_vars['tag__and'])){
                $q->query_vars['tag__and'] = $translated_ids;
            }
            // tag__in
            if(isset($q->query_vars['tag__in']) && !empty($q->query_vars['tag__in'])){
                $q->query_vars['tag__in'] = $translated_ids;
            }
            // tag__not_in
            if(isset($q->query_vars['tag__not_in']) && !empty($q->query_vars['tag__not_in'])){
                $q->query_vars['tag__not_in'] = array_map('abs', $translated_ids);
            }
            // tag_slug__in
            if(isset($q->query_vars['tag_slug__in']) && !empty($q->query_vars['tag_slug__in'])){
                $q->query_vars['tag_slug__in'] = $wpdb->get_col("SELECT slug FROM $wpdb->terms WHERE term_id IN (".join(',', $translated_ids).")");
            }
            // tag_slug__and
            if(isset($q->query_vars['tag_slug__and']) && !empty($q->query_vars['tag_slug__and'])){
                $q->query_vars['tag_slug__and'] = $wpdb->get_col("SELECT slug FROM $wpdb->terms WHERE term_id IN (".join(',', $translated_ids).")");
            }


            // POST & PAGES
            $post_type = isset($q->query_vars['post_type']) ? $q->query_vars['post_type'] : 'post';
            // page_id
            if(isset($q->query_vars['page_id']) && !empty($q->query_vars['page_id'])){
                $q->query_vars['page_id'] = icl_object_id($q->query_vars['page_id'], 'page', true);
                $q->query = preg_replace('/page_id=[0-9]+/','page_id='.$q->query_vars['page_id'], $q->query);
            }

            // p
            if(isset($q->query_vars['p']) && !empty($q->query_vars['p'])){
                $q->query_vars['p'] = icl_object_id($q->query_vars['p'], $post_type, true);
            }
            // name
            if(isset($q->query_vars['name']) && !empty($q->query_vars['name'])){
                $pid = $wpdb->get_var("SELECT ID FROM $wpdb->posts
                                        WHERE
                                        post_name='".$wpdb->escape($q->query_vars['name']) . 
                                        "' AND post_type='" . $post_type . "'");
                if (!empty($pid)) {
                    $q->query_vars['p'] = icl_object_id($pid, $post_type, true);
                    unset($q->query_vars['name']);
                }
            }
            // pagename
            if(isset($q->query_vars['pagename']) && !empty($q->query_vars['pagename'])){
                // find the page with the page name in the current language.
                $pid = $wpdb->get_var($wpdb->prepare(" 
                                SELECT ID
                                FROM $wpdb->posts p
                                JOIN {$wpdb->prefix}icl_translations t
                                ON p.ID = t.element_id AND element_type='post_page'
                                WHERE p.post_name=%s AND t.language_code = %s
                                ", $q->query_vars['pagename'], $this->get_current_language()));

                if ($pid) {
                    $q->query_vars['page_id'] = $pid;
                    // We have found the page id
                    unset($q->query_vars['pagename']);
                    if  ( $q->query_vars['page_id'] == get_option('page_for_posts') ) {
                        // it's the blog page.
                        $wp_query->is_page = false;
                        $wp_query->is_home = true;
                        $wp_query->is_posts_page = true;
                    }
                }
            }
            // post__in
            if(isset($q->query_vars['post__in']) && !empty($q->query_vars['post__in'])){
                $pid = array();
                foreach($q->query_vars['post__in'] as $p){
                    if(is_array($post_type)){
                        foreach($post_type as $pt){
                            $pid[] = icl_object_id($p, $pt, true);
                        }
                    }
                    else{
                        $pid[] = icl_object_id($p, $post_type, true);
                    }                    
                }
                $q->query_vars['post__in'] = $pid;
            }
            // post__not_in
            if(isset($q->query_vars['post__not_in']) && !empty($q->query_vars['post__not_in'])){
                $pid = array();
                foreach($q->query_vars['post__not_in'] as $p){
                    if(is_array($post_type)){
                        foreach($post_type as $pt){
                            $pid[] = icl_object_id($p, $pt, true);
                        }
                    }
                    else{
                        $pid[] = icl_object_id($p, $post_type, true);
                    }                    
                }
                $q->query_vars['post__not_in'] = $pid;
            }
            // post_parent
            if(isset($q->query_vars['post_parent']) && !empty($q->query_vars['post_parent']) && $q->query_vars['post_type']!='attachment'){
                if(is_array($post_type)){
                    $_parent_type = $wpdb->get_var($wpdb->prepare("SELECT post_type FROM {$wpdb->posts} WHERE ID=%d", $q->query_vars['post_parent']));        
                    $q->query_vars['post_parent'] = icl_object_id($q->query_vars['post_parent'], $_parent_type, true);    
                }else{
                    $q->query_vars['post_parent'] = icl_object_id($q->query_vars['post_parent'], $post_type, true);    
                }
            }

            // custom taxonomies
            if(isset($q->query_vars['taxonomy']) && $q->query_vars['taxonomy']){                
                $tax_id = $wpdb->get_var($wpdb->prepare("SELECT term_id FROM {$wpdb->terms} WHERE slug=%s", $q->query_vars['term']));
                if($tax_id){
                    $translated_tax_id = icl_object_id($tax_id, $q->query_vars['taxonomy'], true);
                }
                $q->query_vars['term'] = $wpdb->get_var($wpdb->prepare(
                    "SELECT slug FROM {$wpdb->terms} WHERE term_id = %d", $translated_tax_id));
                $q->query[$q->query_vars['taxonomy']] = $q->query_vars['term'];
            }

            // TODO Discuss this. Why WP assumes it's there if query vars are altered?
            // Look at wp-includes/query.php line #2468 search: if ( $this->query_vars_changed ) {
            if (!isset($q->query_vars['meta_query'])) {
                $q->query_vars['meta_query'] = array();
            }

        }
        
        return $q;
    }

    function adjust_wp_list_pages_excludes($pages){
        foreach($pages as $k=>$v){
            $pages[$k] = icl_object_id($v, 'page', true);
        }
        return $pages;
    }

    function language_attributes($output){               
        
        if(preg_match('#lang="[a-z-]+"#i',$output)){
            $output = preg_replace('#lang="([a-z-]+)"#i', 'lang="'.$this->this_lang.'"', $output);
        }else{
            $output .= ' lang="'.$this->this_lang.'"';
        }
        
        return $output;
    }

    // Localization
    function plugin_localization(){
        load_plugin_textdomain( 'sitepress', false, ICL_PLUGIN_FOLDER . '/locale');
    }

    function locale(){
        global $wpdb, $locale;
        
        add_filter('language_attributes', array($this, '_language_attributes'));
        
        if(defined('WP_ADMIN')){            
            if( function_exists('wp_get_current_user') && get_user_meta(get_current_user_id(), 'icl_admin_language_for_edit', true) && icl_is_post_edit()){
                $l = $this->get_locale($this->get_current_language());   
            }else{
                $l = $this->get_locale($this->admin_language);    
            }            
        }else{
            $l = $this->get_locale($this->this_lang);
        }
        if($l){
            $locale = $l;
        }

        $template_path = defined('TEMPLATEPATH') ? TEMPLATEPATH : get_template_directory();        
        
        // theme localization
        remove_filter('locale', array($this, 'locale')); //avoid infinite loop
        static $theme_locales_loaded = false;
        if(
            !$theme_locales_loaded 
            && !empty($this->settings['theme_localization_load_textdomain']) 
            && !empty($this->settings['gettext_theme_domain_name'])
            && !empty($this->settings['theme_language_folders'])
        ){
            foreach($this->settings['theme_language_folders'] as $folder){
                load_textdomain($this->settings['gettext_theme_domain_name'], $folder . '/'.$locale.'.mo');    
            }
            $theme_locales_loaded = true;
        }
        add_filter('locale', array($this, 'locale'));
                
        
        return $locale;
    }

    function _language_attributes($latr){
        global $locale;
        $latr = preg_replace('#lang="(.[a-z])"#i', 'lang="'.str_replace('_','-',$locale).'"', $latr);
        return $latr;
    }

    function get_locale($code) {
        global $wpdb;

        if (is_null($code)) return false;        
        
        if ($locale = wp_cache_get('icl_locale_get_' . $code)){
            return $locale;
        }
        $locale = $wpdb->get_var($wpdb->prepare("SELECT locale FROM {$wpdb->prefix}icl_locale_map WHERE code=%s", $code));
        wp_cache_set('icl_locale_get_' . $code, $locale);

        return $locale;
        
    }
    
    function switch_locale($lang_code = false){
        global $sitepress, $l10n;
        static $original_l10n;
        if(!empty($lang_code)){
            $original_l10n = $l10n['sitepress'];
            unset($l10n['sitepress']);
            load_textdomain('sitepress', ICL_PLUGIN_PATH . '/locale/sitepress-' . $this->get_locale($lang_code).'.mo');            
        }else{ // switch back
            $l10n['sitepress'] = $original_l10n;    
        }        
    }

    function get_locale_file_names(){
        global $wpdb;
        $locales = array();
        $res = $wpdb->get_results("
            SELECT lm.code, locale
            FROM {$wpdb->prefix}icl_locale_map lm JOIN {$wpdb->prefix}icl_languages l ON lm.code = l.code AND l.active=1");
        foreach($res as $row){
            $locales[$row->code] = $row->locale;
        }
        return $locales;
    }

    function set_locale_file_names($locale_file_names_pairs){
        global $wpdb;
        $lfn = $this->get_locale_file_names();

        $new = array_diff(array_keys($locale_file_names_pairs), array_keys($lfn));
        if(!empty($new)){
            foreach($new as $code){
                $wpdb->insert($wpdb->prefix.'icl_locale_map', array('code'=>$code,'locale'=>$locale_file_names_pairs[$code]));
            }
        }
        $remove = array_diff(array_keys($lfn), array_keys($locale_file_names_pairs));
        if(!empty($remove)){
            $wpdb->query("DELETE FROM {$wpdb->prefix}icl_locale_map WHERE code IN (".join(',', array_map(create_function('$a','return "\'".$a."\'";'),$remove)).")");
        }

        $update = array_diff($locale_file_names_pairs, $lfn);
        foreach($update as $code=>$locale){
            $wpdb->update($wpdb->prefix.'icl_locale_map', array('locale'=>$locale), array('code'=>$code));
        }

        $this->icl_locale_cache->clear();

        return true;
    }

    function pre_option_page_on_front(){
        global $wpdb;
        static $page_on_front_sc = array();
        if (!isset($page_on_front_sc[$this->this_lang]) || ICL_DISABLE_CACHE) {
            $page_on_front_sc[$this->this_lang] = false;
            $page_on_front = $wpdb->get_var("SELECT option_value FROM {$wpdb->options} WHERE option_name='page_on_front'");
            $_el_lang_det = $this->get_element_language_details($page_on_front, 'post_page');
            if(!empty($_el_lang_det->trid)){
                $trid = $_el_lang_det->trid;
                $translations = $wpdb->get_results("SELECT element_id, language_code FROM {$wpdb->prefix}icl_translations WHERE trid={$trid}");
                foreach($translations as $t){
                    if($t->language_code==$this->this_lang){
                        $page_on_front_sc[$this->this_lang] = $t->element_id;
                    }
                }
            }
        }
        
        return $page_on_front_sc[$this->this_lang];
    }

    function pre_option_page_for_posts(){
        global $wpdb;
        static $page_for_posts_sc = array();
        if (!isset($page_for_posts_sc[$this->this_lang]) || ICL_DISABLE_CACHE) {
            $page_for_posts_sc[$this->this_lang] = false;
            $page_for_posts = $wpdb->get_var("SELECT option_value FROM {$wpdb->options} WHERE option_name='page_for_posts'");
            $_el_lang_det = $this->get_element_language_details($page_for_posts, 'post_page');
            if(!empty($_el_lang_det->trid)){
                $trid = $_el_lang_det->trid;
                $translations = $wpdb->get_results("SELECT element_id, language_code FROM {$wpdb->prefix}icl_translations WHERE trid={$trid}");
                foreach($translations as $t){
                    if($t->language_code==$this->this_lang){
                        $page_for_posts_sc[$this->this_lang] = $t->element_id;
                    }
                }
            }
        }
        return $page_for_posts_sc[$this->this_lang];
    }

    function verify_home_and_blog_pages_translations(){
        global $wpdb;
        $warn_home = $warn_posts = '';
        if( 'page' == get_option('show_on_front') && get_option('page_on_front')){
            $page_on_front = get_option('page_on_front');
            $page_home_trid = $wpdb->get_var("SELECT trid FROM {$wpdb->prefix}icl_translations WHERE element_id={$page_on_front} AND element_type='post_page'");
            $page_home_translations = $this->get_element_translations($page_home_trid, 'post_page');
            $missing_home = array();
            foreach($this->active_languages as $lang){
             if(!isset($page_home_translations[$lang['code']])){
                 $addlink = admin_url('post-new.php?post_type=page&trid='.$page_home_trid.'&lang=' . $lang['code'] . '&source_lang=' . $this->get_default_language());
                 //$missing_home[] = '<a href="'.$addlink.'" title="'.__('add translation', 'sitepress').'">' . $lang['display_name'] . '</a>';
                 $missing_home[] =  $lang['display_name'];
             }elseif($page_home_translations[$lang['code']]->post_status != 'publish'){
                 $editlink = admin_url('post.php?post='.$page_home_translations[$lang['code']]->element_id.'&action=edit&lang='.$lang['code']);
                 //$missing_home[] = '<a href="'.$editlink.'" title="'.__('Not published - edit page', 'sitepress').'">' . $lang['display_name'] . '</a>';
                 $missing_home[] =  $lang['display_name'];
             }
            }
            if(!empty($missing_home)){
             $warn_home  = '<div class="icl_form_errors" style="font-weight:bold">';
             $warn_home .= sprintf(__('Your home page does not exist or its translation is not published in %s.', 'sitepress'), join(', ', $missing_home));
             $warn_home .= '<br />';
             $warn_home .= '<a href="'.get_edit_post_link($page_on_front).'">' . __('Edit this page to add translations', 'sitepress') . '</a>';
             $warn_home .= '</div>';
            }
        }
        if(get_option('page_for_posts')){
            $page_for_posts = get_option('page_for_posts');
            $page_posts_trid = $wpdb->get_var("SELECT trid FROM {$wpdb->prefix}icl_translations WHERE element_id={$page_for_posts} AND element_type='post_page'");
            $page_posts_translations = $this->get_element_translations($page_posts_trid, 'post_page');
            $missing_posts = array();
            foreach($this->active_languages as $lang){
             if(!isset($page_posts_translations[$lang['code']])){
                 $addlink = admin_url('post-new.php?post_type=page&trid='.$page_posts_trid.'&lang=' . $lang['code'] . '&source_lang=' . $this->get_default_language());
                 //$missing_posts[] = '<a href="'.$addlink.'" title="'.__('add translation', 'sitepress').'">' . $lang['display_name'] . '</a>';
                 $missing_posts[] = $lang['display_name'];
             }elseif($page_posts_translations[$lang['code']]->post_status != 'publish'){
                 $editlink = admin_url('post.php?post='.$page_posts_translations[$lang['code']]->element_id.'&action=edit&lang='.$lang['code']);
                 //$missing_posts[] = '<a href="'.$editlink.'" title="'.__('Not published - edit page', 'sitepress').'">' . $lang['display_name'] . '</a>';
                 $missing_posts[] = $lang['display_name'];
             }
            }
            if(!empty($missing_posts)){
             $warn_posts  = '<div class="icl_form_errors" style="font-weight:bold;margin-top:4px;">';
             $warn_posts .= sprintf(__('Your blog page does not exist or its translation is not published in %s.', 'sitepress'), join(', ', $missing_posts));
             $warn_posts .= '<br />';
             $warn_posts .= '<a href="'.get_edit_post_link($page_for_posts).'">' . __('Edit this page to add translations', 'sitepress') . '</a>';
             $warn_posts .= '</div>';
            }
        }
        return array($warn_home, $warn_posts);
    }

    // adds the language parameter to the admin post filtering/search
    function restrict_manage_posts(){
        echo '<input type="hidden" name="lang" value="'.$this->this_lang.'" />';
    }

    // adds the language parameter to the admin pages search
    function restrict_manage_pages(){
        ?>
        <script type="text/javascript">
        addLoadEvent(function(){jQuery('p.search-box').append('<input type="hidden" name="lang" value="<?php echo $this->this_lang ?>">');});
        </script>
        <?php
    }

    function get_edit_post_link($link, $id, $context = 'display'){
        global $wpdb;
        static $_cache;
        $_cache_key = $link.'|'.$id.'|'.$context;
        if(isset($_cache[$_cache_key])){
            
            $link = $_cache[$_cache_key];
            
        }else{
            
            if ( current_user_can( 'edit_post', $id ) ) {
                if ( 'display' == $context )
                    $and = '&amp;';
                else
                    $and = '&';

                if($id){
                    $post_type = $wpdb->get_var("SELECT post_type FROM {$wpdb->posts} WHERE ID='{$id}'");
                    $details = $this->get_element_language_details($id, 'post_' . $post_type);
                    if(isset($details->language_code)){
                        $lang = $details->language_code;
                    }else{
                        $lang = $this->get_current_language();
                    }
                    if($lang != $this->get_default_language() || $this->get_current_language() != $this->get_default_language()){
                        $link .= $and . 'lang=' . $lang;
                    }
                }
            }
            $_cache[$_cache_key] = $link;        
            
        }
        
        return $link;
    }
    
    function get_edit_term_link($link, $term_id, $taxonomy, $object_type){
        global $wpdb;
        $term_tax_id = $wpdb->get_var($wpdb->prepare("SELECT term_taxonomy_id FROM {$wpdb->term_taxonomy} WHERE term_id=%d AND taxonomy=%s", $term_id, $taxonomy));        
        $details = $this->get_element_language_details($term_tax_id, 'tax_' . $taxonomy);    
        $and = '&';
        if(isset($details->language_code)){
            $lang = $details->language_code;
        }else{
            $lang = $this->get_current_language();
        }
        
        if($lang != $this->get_default_language() || $this->get_current_language() != $this->get_default_language()){
            $link .= $and . 'lang=' . $lang;
        }
        
        return $link;
    }

    function option_sticky_posts($posts){
        global $wpdb;
        if(is_array($posts) && !empty($posts)){
            $posts = array_filter($posts, create_function('$a', 'return $a > 0;'));
            $posts = $wpdb->get_col("SELECT element_id FROM {$wpdb->prefix}icl_translations WHERE element_id IN (".join(',',$posts).") AND element_type='post_post' AND language_code = '{$this->this_lang}'");
        }
        return $posts;
    }

    function request_filter($request){
        // bug http://forum.wpml.org/topic.php?id=5
        if(!defined('WP_ADMIN') && $this->settings['language_negotiation_type']==3 && isset($request['lang'])) {
            // Count the parameters that have settings and remove our 'lang ' setting it's the only one.
            // This is required so that home page detection works for other languages.
            $count = 0;
            foreach ($request as $data) {
                if ($data !== '') {
                    $count += 1;
                }
            }
            if ($count == 1) {
                unset($request['lang']);
            }
        }
        return $request;
    }

    function noscript_notice(){
        ?><noscript><div class="error"><?php echo __('WPML admin screens require JavaScript in order to display. JavaScript is currently off in your browser.', 'sitepress') ?></div></noscript><?php
    }

    function filter_queries($sql){
        global $wpdb, $pagenow;
        // keep a record of the queries
        $this->queries[] = $sql;

        if($pagenow=='categories.php' || $pagenow=='edit-tags.php'){
            if(preg_match('#^SELECT COUNT\(\*\) FROM '.$wpdb->term_taxonomy.' WHERE taxonomy = \'(category|post_tag)\' $#',$sql,$matches)){
                $element_type= 'tax_' . $matches[1];
                $sql = "
                    SELECT COUNT(*) FROM {$wpdb->term_taxonomy} tx
                        JOIN {$wpdb->prefix}icl_translations tr ON tx.term_taxonomy_id=tr.element_id
                    WHERE tx.taxonomy='{$matches[1]}' AND tr.element_type='{$element_type}' AND tr.language_code='".$this->get_current_language()."'";
            }
        }

        if($pagenow=='edit.php' || $pagenow=='edit-pages.php'){
            $post_type = isset($_GET['post_type']) ? $_GET['post_type'] : 'post';
            $element_type = 'post_' . $post_type;
            if($this->is_translated_post_type($post_type)){
                if(preg_match('#SELECT post_status, COUNT\( \* \) AS num_posts FROM '.$wpdb->posts.' WHERE post_type = \'(.+)\' GROUP BY post_status#i',$sql,$matches)){
                    if('all'!=$this->get_current_language()){
                        $sql = '
                        SELECT post_status, COUNT( * ) AS num_posts
                        FROM '.$wpdb->posts.' p
                            JOIN '.$wpdb->prefix.'icl_translations t ON p.ID = t.element_id
                        WHERE p.post_type = \''.$matches[1].'\'
                            AND t.element_type=\''.$element_type.'\'
                            AND t.language_code=\''.$this->get_current_language().'\'
                        GROUP BY post_status';
                    }else{
                        $sql = '
                        SELECT post_status, COUNT( * ) AS num_posts
                        FROM '.$wpdb->posts.' p
                            JOIN '.$wpdb->prefix.'icl_translations t ON p.ID = t.element_id
                            JOIN '.$wpdb->prefix.'icl_languages l ON t.language_code = l.code AND l.active = 1
                        WHERE p.post_type = \''.$matches[1].'\'
                            AND t.element_type=\''.$element_type.'\'
                        GROUP BY post_status';
                    }                                 
                }
            }
        }

        if(isset($_GET['action']) && $_GET['action']=='ajax-tag-search'){
            $search = 'SELECT t.name FROM '. $wpdb->term_taxonomy
                .' AS tt INNER JOIN '.$wpdb->terms.' AS t ON tt.term_id = t.term_id WHERE tt.taxonomy = \''. $wpdb->escape($_GET['tax'])
                .'\' AND t.name LIKE (\'%' . $wpdb->escape($_GET['q']) . '%\')';
            if($sql == $search){
                $parts = parse_url($_SERVER['HTTP_REFERER']);
                @parse_str($parts['query'], $query);
                $lang = isset($query['lang']) ? $query['lang'] : $this->get_language_cookie();
                $element_type = 'tax_' . $_GET['tax'];
                $sql =
                    'SELECT t.name FROM '. $wpdb->term_taxonomy
                    .' AS tt
                    INNER JOIN '.$wpdb->terms.' AS t ON tt.term_id = t.term_id
                    JOIN '.$wpdb->prefix.'icl_translations tr ON tt.term_taxonomy_id = tr.element_id
                    WHERE tt.taxonomy = \''. $wpdb->escape($_GET['tax'])
                    .'\' AND tr.language_code=\''.$lang.'\' AND element_type=\''.$element_type.'\'
                    AND t.name LIKE (\'%' . $wpdb->escape($_GET['q']) . '%\')
                ';
            }
        }
        
        // filter get page by path WP 3.3+
        if( preg_match("#SELECT ID, post_name, post_parent FROM {$wpdb->posts} WHERE post_name IN \(([^)]+)\) AND \(post_type = '([^']+)' OR post_type = 'attachment'\)#", $sql, $matches) ){
            $sql = "SELECT p.ID, p.post_name, p.post_parent 
                    FROM {$wpdb->posts} p
                    LEFT JOIN {$wpdb->prefix}icl_translations t on t.element_id = p.ID AND t.element_type = 'post_{$matches[2]}' AND t.language_code='" . $this->get_current_language() . "'
                    WHERE p.post_name IN ({$matches[1]}) AND (p.post_type = '{$matches[2]}' OR p.post_type = 'attachment')
                    ORDER BY t.language_code='" . $this->get_current_language() . "' DESC
                    ";
            // added order by to ensure that we get the result in teh current language first
        }
        // filter get page by path < WP 3.3
        elseif( preg_match("#SELECT ID, post_name, post_parent FROM {$wpdb->posts} WHERE post_name = '([^']+)' AND \(post_type = '([^']+)' OR post_type = 'attachment'\)#", $sql, $matches) ){
            $sql = "SELECT p.ID, p.post_name, p.post_parent 
                    FROM {$wpdb->posts} p
                    JOIN {$wpdb->prefix}icl_translations t on t.element_id = p.ID AND t.element_type = 'post_{$matches[2]}'
                    WHERE p.post_name = '{$matches[1]}' AND (p.post_type = '{$matches[2]}' OR p.post_type = 'attachment')  
                        AND t.language_code='" . $this->get_current_language() . "'";
        }
        
        // filter calendar widget queries
        //elseif( preg_match("##", $sql, $matches) ){
        //    
        //}

        return $sql;
    }

    function get_inactive_content(){
        global $wpdb;
        $inactive = array();
        $res_p = $wpdb->get_results("
           SELECT COUNT(p.ID) AS c, p.post_type, lt.name AS language FROM {$wpdb->prefix}icl_translations t
            JOIN {$wpdb->posts} p ON t.element_id=p.ID AND t.element_type LIKE 'post\\_%'
            JOIN {$wpdb->prefix}icl_languages l ON t.language_code = l.code AND l.active = 0
            JOIN {$wpdb->prefix}icl_languages_translations lt ON lt.language_code = l.code  AND lt.display_language_code='".$this->get_current_language()."'
            GROUP BY p.post_type, t.language_code
        ");
        foreach($res_p as $r){
            $inactive[$r->language][$r->post_type] = $r->c;
        }
        $res_t = $wpdb->get_results("
           SELECT COUNT(p.term_taxonomy_id) AS c, p.taxonomy, lt.name AS language FROM {$wpdb->prefix}icl_translations t
            JOIN {$wpdb->term_taxonomy} p ON t.element_id=p.term_taxonomy_id
            JOIN {$wpdb->prefix}icl_languages l ON t.language_code = l.code AND l.active = 0
            JOIN {$wpdb->prefix}icl_languages_translations lt ON lt.language_code = l.code  AND lt.display_language_code='".$this->get_current_language()."'
            WHERE t.element_type LIKE  'tax\\_%'
            GROUP BY p.taxonomy, t.language_code
        ");
        foreach($res_t as $r){
            if($r->taxonomy=='category' && $r->c == 1){
                continue; //ignore the case of just the default category that gets automatically created for a new language
            }
            $inactive[$r->language][$r->taxonomy] = $r->c;
        }
        return $inactive;
    }

    function menu_footer(){
        include ICL_PLUGIN_PATH . '/menu/menu-footer.php';
    }

    function _allow_calling_template_file_directly(){
        if(is_404()){
            global $wp_query, $wpdb;
            $parts = parse_url(get_bloginfo('url'));
            if(!isset($parts['path'])) $parts['path'] = '';
            $req = str_replace($parts['path'], '', $_SERVER['REQUEST_URI']);
            if(file_exists(ABSPATH . $req) && !is_dir(ABSPATH . $req)){
                $wp_query->is_404 = false;
                header('HTTP/1.1 200 OK');
                include ABSPATH . $req;
                exit;
            }
        }
    }

    function show_user_options(){
        global $current_user;
        $active_languages = $this->get_active_languages();
        $default_language = $this->get_default_language();
        $user_language = get_user_meta($current_user->data->ID,'icl_admin_language',true);
        if($this->settings['admin_default_language'] == '_default_'){
            $this->settings['admin_default_language'] = $default_language;
        }
        $lang_details = $this->get_language_details($this->settings['admin_default_language']);
        $admin_default_language = $lang_details['display_name'];
        ?>
        <a name="wpml"></a>
        <h3><?php _e('WPML language settings','sitepress'); ?></h3>
        <table class="form-table">
            <tbody>
                <tr>
                    <th><?php _e('Select your language:', 'sitepress') ?></th>
                    <td>
                        <select name="icl_user_admin_language">
                        <option value=""<?php if($user_language==$this->settings['admin_default_language']) echo ' selected="selected"'?>><?php printf(__('Default admin language (currently %s)','sitepress'), $admin_default_language );?>&nbsp;</option>
                        <?php foreach($active_languages as $al):?>
                        <option value="<?php echo $al['code'] ?>"<?php if($user_language==$al['code']) echo ' selected="selected"'?>><?php echo $al['display_name']; if($this->admin_language != $al['code']) echo ' ('. $al['native_name'] .')'; ?>&nbsp;</option>
                        <?php endforeach; ?>
                        </select>
                        <span class="description"><?php _e('this will be your admin language and will also be used for translating comments.', 'sitepress'); ?></span>
                        <br />
                        <label><input type="checkbox" name="icl_admin_language_for_edit" value="1" <?php if(get_user_meta(get_current_user_id(), 'icl_admin_language_for_edit', true)):?>checked="checked"<?php endif;?> />&nbsp;<?php _e('Set admin language as editing language.', 'sitepress'); ?></label>
                    </td>
                </tr>
                <tr>
                    <th><?php _e('Hidden languages:', 'sitepress') ?></th>
                    <td>
                        <p>
                        <?php if(!empty($this->settings['hidden_languages'])): ?>
                            <?php
                             if(1 == count($this->settings['hidden_languages'])){
                                 printf(__('%s is currently hidden to visitors.', 'sitepress'),
                                    $active_languages[$this->settings['hidden_languages'][0]]['display_name']);
                             }else{
                                 foreach($this->settings['hidden_languages'] as $l){
                                     $_hlngs[] = $active_languages[$l]['display_name'];
                                 }
                                 $hlangs = join(', ', $_hlngs);
                                 printf(__('%s are currently hidden to visitors.', 'sitepress'), $hlangs);
                             }
                            ?>
                        <?php else: ?>
                        <?php _e('All languages are currently displayed. Choose what to do when site languages are hidden.', 'sitepress'); ?>
                        <?php endif; ?>
                        </p>
                        <p>
                        <label><input name="icl_show_hidden_languages" type="checkbox" value="1" <?php
                            if(get_user_meta($current_user->data->ID, 'icl_show_hidden_languages', true)):?>checked="checked"<?php endif?> />&nbsp;<?php
                            _e('Display hidden languages', 'sitepress') ?></label>
                        </p>
                    </td>
                </tr>
            </tbody>
        </table>
        <?php
    }

    function  save_user_options(){
        $user_id = $_POST['user_id'];
        if($user_id){
            update_user_meta($user_id,'icl_admin_language',$_POST['icl_user_admin_language']);
            update_user_meta($user_id,'icl_show_hidden_languages',intval($_POST['icl_show_hidden_languages']));
            update_user_meta($user_id,'icl_admin_language_for_edit',intval($_POST['icl_admin_language_for_edit']));            
            $this->icl_locale_cache->clear();
        }
    }

    function help_admin_notice(){
        $q = http_build_query(array(
            'name'      => 'wpml-intro',
            'iso'       => defined('WPLANG') ? WPLANG : '',
            'src'    => get_option('home')
        ));
        ?>
        <br clear="all" />
        <div id="message" class="updated message fade" style="clear:both;margin-top:5px;"><p>
        <?php _e('WPML is a powerful plugin with many features. Would you like to see a quick overview?', 'sitepress'); ?>
        </p>
        <p>
        <a href="<?php echo ICL_API_ENDPOINT ?>/destinations/go?<?php echo $q ?>" target="_blank" class="button-primary"><?php _e('Yes', 'sitepress')?></a>&nbsp;
        <input type="hidden" id="icl_dismiss_help_nonce" value="<?php echo $icl_dhn = wp_create_nonce('dismiss_help_nonce') ?>" />
        <a href="admin.php?page=<?php echo basename(ICL_PLUGIN_PATH).'/menu/languages.php&icl_action=dismiss_help&_icl_nonce=' . $icl_dhn; ?>"  class="button"><?php _e('No thanks, I will configure myself', 'sitepress')?></a>&nbsp;
        <a title="<?php _e('Stop showing this message', 'sitepress') ?>" id="icl_dismiss_help" href=""><?php _e('Dismiss', 'sitepress')?></a>
        </p>
        </div>
        <?php
    }

    function upgrade_notice(){
        include ICL_PLUGIN_PATH . '/menu/upgrade_notice.php';
    }

    function icl_reminders(){
        include ICL_PLUGIN_PATH . '/menu/icl_reminders.php';
    }

    function add_posts_management_column($columns){
        global $posts, $wpdb, $__management_columns_posts_translations;
        $element_type = isset($_REQUEST['post_type']) ? 'post_' . $_REQUEST['post_type'] : 'post_post';
        if(count($this->get_active_languages()) <= 1 || get_query_var('post_status') == 'trash'){
            return $columns;
        }

        if(isset($_POST['action']) && $_POST['action']=='inline-save' && $_POST['post_ID']){
            $p = new stdClass();
            $p->ID = $_POST['post_ID'];
            $posts = array($p);
        }elseif(empty($posts)){
            return $columns;
        }
        if(is_null($__management_columns_posts_translations)){
            foreach($posts as $p){
                $post_ids[] = $p->ID;
            }
            // get posts translations
            // get trids
            $trids = $wpdb->get_col("
                SELECT trid FROM {$wpdb->prefix}icl_translations WHERE element_type='{$element_type}' AND element_id IN (".join(',', $post_ids).")
            ");
            $ptrs = $wpdb->get_results("
                SELECT trid, element_id, language_code, source_language_code FROM {$wpdb->prefix}icl_translations WHERE trid IN (".join(',', $trids).")

            ");
            foreach($ptrs as $v){
                $by_trid[$v->trid][] = $v;
            }

            foreach($ptrs as $v){
                if(in_array($v->element_id, $post_ids)){
                    $el_trid = $v->trid;
                    foreach($ptrs as $val){
                        if($val->trid == $el_trid){
                            $__management_columns_posts_translations[$v->element_id][$val->language_code] = $val;
                        }
                    }
                }
            }
        }
        $active_languages = $this->get_active_languages();
        foreach($active_languages as $k=>$v){
            if($v['code']==$this->get_current_language()) continue;
            $langs[] = $v['code'];
        }
        $res = $wpdb->get_results("
            SELECT f.lang_code, f.flag, f.from_template, l.name
            FROM {$wpdb->prefix}icl_flags f
                JOIN {$wpdb->prefix}icl_languages_translations l ON f.lang_code = l.language_code
            WHERE l.display_language_code = '".$this->admin_language."' AND f.lang_code IN('".join("','",$langs)."')
        ");
        foreach($res as $r){
            if($r->from_template){
                $fpath = get_bloginfo('template_directory') . '/images/flags/';
            }else{
            }   $fpath = ICL_PLUGIN_URL . '/res/flags/';
            $flags[$r->lang_code] = '<img src="'.$fpath.$r->flag.'" width="18" height="12" alt="'.$r->name.'" title="'.$r->name.'" />';
        }
        $colh = '';
        foreach($active_languages as $v){
            if(isset($flags[$v['code']])) $colh .= $flags[$v['code']];
        }
        foreach($columns as $k=>$v){
            $new_columns[$k] = $v;
            if($k=='title'){
                $new_columns['icl_translations'] = $colh;
            }
        }
        return $new_columns;
    }

    function add_content_for_posts_management_column($column_name){
        global $wpdb, $sitepress_settings;
        if($column_name != 'icl_translations') return;
        global $id, $__management_columns_posts_translations, $pagenow, $iclTranslationManagement;
        $active_languages = $this->get_active_languages();
        foreach($active_languages as $k=>$v){
            if($v['code']==$this->get_current_language()) continue;
            $post_type = isset($_REQUEST['post_type']) ? $_REQUEST['post_type'] : 'post';
            if(isset($__management_columns_posts_translations[$id][$v['code']]) && $__management_columns_posts_translations[$id][$v['code']]->element_id){
                // Translation exists
                $img = 'edit_translation.png';
                $alt = sprintf(__('Edit the %s translation','sitepress'), $v['display_name']);
                switch($iclTranslationManagement->settings['doc_translation_method']){
                    case ICL_TM_TMETHOD_EDITOR:
                        $job_id = $iclTranslationManagement->get_translation_job_id($__management_columns_posts_translations[$id][$v['code']]->trid, $v['code']);
                        $args = array('lang_from'=>$this->get_current_language(), 'lang_to'=>$v['code'], 'job_id'=>@intval($job_id));
                        // is a translator of this document?
                        $current_user_is_translator = $iclTranslationManagement->is_translator(get_current_user_id(), $args);
                        if(!$current_user_is_translator){
                            $img = 'edit_translation_disabled.png';
                            $link = '#';
                            
                            // is a translator of this language?
                            unset($args['job_id']);
                            $current_user_is_translator = $iclTranslationManagement->is_translator(get_current_user_id(), $args);
                            if($current_user_is_translator){
                                $alt = sprintf(__("You can't edit this translation because you're not the translator. <a%s>Learn more.</a>",'sitepress'), ' href="http://wpml.org/?page_id=52218"');                            
                            }else{
                                $alt = sprintf(__("You can't edit this translation because you're not a %s translator. <a%s>Learn more.</a>",'sitepress'), $v['display_name'], ' href="http://wpml.org/?page_id=52218"');    
                            }
                            
                            
                        }else{
                            if($job_id){
                                $link = admin_url('admin.php?page='.WPML_TM_FOLDER.'/menu/translations-queue.php&job_id='.$job_id);
                            }else{
                                $link = admin_url('admin.php?page='.WPML_TM_FOLDER.'/menu/translations-queue.php&icl_tm_action=create_job&iclpost[]='.
                                    $id.'&translate_to['.$v['code'].']=1&iclnonce=' . wp_create_nonce('pro-translation-icl'));
                            }
                        }
                        break;
                    case ICL_TM_TMETHOD_PRO:
                        if(!$__management_columns_posts_translations[$id][$v['code']]->source_language_code){
                            $link = get_edit_post_link($__management_columns_posts_translations[$id][$v['code']]->element_id);
                            $alt = __('Edit the original document','sitepress');
                        }else{
                            $job_id = $iclTranslationManagement->get_translation_job_id($__management_columns_posts_translations[$id][$v['code']]->trid, $v['code']);
                            if($job_id){
                                $job_details = $iclTranslationManagement->get_translation_job($job_id);
                                if($job_details->status == ICL_TM_IN_PROGRESS || $job_details->status == ICL_TM_WAITING_FOR_TRANSLATOR){
                                    $img = 'in-progress.png';
                                    $alt = sprintf(__('Translation to %s is in progress','sitepress'), $v['display_name']);
                                    $link = false;
                                    echo '<img style="padding:1px;margin:2px;" border="0" src="'.ICL_PLUGIN_URL . '/res/img/' .$img.'" title="'.$alt.'" alt="'.$alt.'" width="16" height="16" />';
                                }else{
                                    $link = admin_url('admin.php?page='.WPML_TM_FOLDER.'/menu/translations-queue.php&job_id='.$job_id);
                                }
                            }
                        }
                        break;
                    default:
                        $link = 'post.php?post_type='.$post_type.'&action=edit&amp;post='.$__management_columns_posts_translations[$id][$v['code']]->element_id.'&amp;lang='.$v['code'];
                }

            }else{
                // Translation does not exist
                $img = 'add_translation.png';
                $alt = sprintf(__('Add translation to %s','sitepress'), $v['display_name']);
                $src_lang = $this->get_current_language() == 'all' ? $this->get_default_language() : $this->get_current_language();
                switch($iclTranslationManagement->settings['doc_translation_method']){
                    case ICL_TM_TMETHOD_EDITOR:
                        if(isset($__management_columns_posts_translations[$id][$v['code']])){
                            $job_id = $iclTranslationManagement->get_translation_job_id($__management_columns_posts_translations[$id][$v['code']]->trid, $v['code']);
                        }else{
                            $job_id = 0;
                        }
                        $args = array('lang_from'=>$src_lang, 'lang_to'=>$v['code'], 'job_id'=>@intval($job_id));
                        $current_user_is_translator = $iclTranslationManagement->is_translator(get_current_user_id(), $args);

                        if($job_id){
                            if($current_user_is_translator){
                                $job_details = $iclTranslationManagement->get_translation_job($job_id);
                                if($job_details && $job_details->status == ICL_TM_IN_PROGRESS){
                                    $img = 'in-progress.png';
                                    $alt = sprintf(__('Translation to %s is in progress','sitepress'), $v['display_name']);
                                }
                                $link = admin_url('admin.php?page='.WPML_TM_FOLDER.'/menu/translations-queue.php&job_id='.$job_id);
                            }else{
                                $link = '#';                                
                                $tres = $wpdb->get_row($wpdb->prepare("
                                    SELECT s.* FROM {$wpdb->prefix}icl_translation_status s
                                        JOIN {$wpdb->prefix}icl_translate_job j ON j.rid = s.rid
                                        WHERE job_id=%d

                                ", $job_id));
                                if($tres->status == ICL_TM_IN_PROGRESS){
                                    $img = 'in-progress.png';
                                    $alt = sprintf(__('Translation to %s is in progress (by a different translator)','sitepress'), $v['display_name']);
                                }elseif($tres->status == ICL_TM_NOT_TRANSLATED || $tres->status == ICL_TM_WAITING_FOR_TRANSLATOR){
                                    $img = 'add_translation_disabled.png';
                                    $alt = sprintf(__('Translation to %s is in progress (by a different translator)','sitepress'), $v['display_name']);
                                }elseif($tres->status == ICL_TM_NEEDS_UPDATE || $tres->status == ICL_TM_COMPLETE){
                                    $img = 'edit_translation_disabled.png';
                                    $alt = sprintf(__('Translation to %s is maintained by a different translator','sitepress'), $v['display_name']);
                                }
                            }
                        }else{
                            if($current_user_is_translator){
                                $link = admin_url('admin.php?page='.WPML_TM_FOLDER.'/menu/translations-queue.php&icl_tm_action=create_job&iclpost[]='.
                                    $id.'&translate_to['.$v['code'].']=1&iclnonce=' . wp_create_nonce('pro-translation-icl'));
                            }else{
                                $link = '#';
                                $img = 'add_translation_disabled.png';
                                $alt = sprintf(__("You can't add this translation because you're not a %s translator. <a%s>Learn more.</a>",'sitepress'), $v['display_name'], ' href="http://wpml.org/?page_id=52218"');
                            }
                        }

                        break;                                                                                                  
                    case ICL_TM_TMETHOD_PRO:
                        if($this->have_icl_translator($src_lang,$v['code'])){
                            
                            if(!isset($__management_columns_posts_translations[$id][$v['code']]))
                                $job_id = false;                            
                            else
                                $job_id = @$iclTranslationManagement->get_translation_job_id($__management_columns_posts_translations[$id][$v['code']]->trid, $v['code']);
                            
                            if($job_id){
                                $job_details = $iclTranslationManagement->get_translation_job($job_id);
                                if($job_details->status == ICL_TM_IN_PROGRESS || $job_details->status == ICL_TM_WAITING_FOR_TRANSLATOR){
                                    $img = 'in-progress.png';
                                    $alt = sprintf(__('Translation to %s is in progress','sitepress'), $v['display_name']);
                                    $link = false;                                    
                                    echo '<img style="padding:1px;margin:2px;" border="0" src="'.ICL_PLUGIN_URL . '/res/img/' .$img.'" title="'.$alt.'" alt="'.$alt.'" width="16" height="16" />';
                                }else{
                                    $link = admin_url('admin.php?page='.WPML_TM_FOLDER.'/menu/translations-queue.php&job_id='.$job_id);
                                }
                            }else{
                                $qs = array();
                                if(!empty($_SERVER['QUERY_STRING']))
                                foreach($_exp = explode('&', $_SERVER['QUERY_STRING']) as $q=>$qv){
                                    $__exp = explode('=', $qv);
                                    $__exp[0] = preg_replace('#\[(.*)\]#', '', $__exp[0]);
                                    if(!in_array($__exp[0], array('icl_tm_action', 'translate_from', 'translate_to', 'iclpost', 'service', 'iclnonce'))){
                                        $qs[$q] = $qv;
                                    }
                                }
                                $link = admin_url('edit.php?'.join('&', $qs).'&icl_tm_action=send_jobs&translate_from='.$src_lang
                                    .'&translate_to['.$v['code'].']=1&iclpost[]='.$id
                                    .'&service=icanlocalize&iclnonce=' . wp_create_nonce('pro-translation-icl'));

                            }
                        }else{
                            $link = false;
                            $alt = sprintf(__('Get %s translators','sitepress'), $v['display_name']);
                            $img = 'add_translators.png';
                            echo $this->create_icl_popup_link("@select-translators;{$src_lang};{$v['code']}@",
                                array(
                                    'ar'=>1,
                                    'title'=>$alt,
                                    'unload_cb' => 'icl_pt_reload_translation_box'
                                )
                            ) . '<img style="padding:1px;margin:2px;" border="0" src="'.ICL_PLUGIN_URL . '/res/img/' .$img.'" alt="'.$alt.'" width="16" height="16" />' . '</a>';
                        }
                        break;
                    default:                        
                        $link = 'post-new.php?post_type='.$post_type.'&trid='
                            . $__management_columns_posts_translations[$id][$src_lang]->trid.'&amp;lang='.$v['code'].'&amp;source_lang=' . $src_lang;
                        
                }
            }
            if($link){
                if($link == '#'){
                    icl_pop_info($alt, ICL_PLUGIN_URL . '/res/img/' .$img, array('icon_size' => 16, 'but_style'=>array('icl_pop_info_but_noabs')));                    
                }else{
                    echo '<a href="'.$link.'" title="'.$alt.'">';
                    echo '<img style="padding:1px;margin:2px;" border="0" src="'.ICL_PLUGIN_URL . '/res/img/' .$img.'" alt="'.$alt.'" width="16" height="16" />';
                    echo '</a>';
                }
            }
        }
    }

    function __set_posts_management_column_width(){
        $w = 22 * count($this->get_active_languages());
        echo '<style type="text/css">.column-icl_translations{width:'.$w.'px;}.column-icl_translations img{margin:2px;}</style>';
    }

    function display_wpml_footer(){
        if($this->settings['promote_wpml']){

            $wpml_in_other_langs = array('es','de','ja','zh-hans');
            $cl = in_array(ICL_LANGUAGE_CODE, $wpml_in_other_langs) ? ICL_LANGUAGE_CODE . '/' : '';

            $wpml_in_other_langs_icl = array('es','fr','de');
            $cl_icl = in_array(ICL_LANGUAGE_CODE, $wpml_in_other_langs_icl) ? ICL_LANGUAGE_CODE . '/' : '';

            $nofollow_wpml = is_home() ? '' : ' rel="nofollow"';

            if(in_array(ICL_LANGUAGE_CODE, array('ja', 'zh-hans', 'zh-hant', 'ko'))){
                // parameters order is set according to teh translation
                echo '<p id="wpml_credit_footer">' .
                        sprintf(__('<a href="%s"%s>Multilingual WordPress</a> by <a href="%s" rel="nofollow">ICanLocalize</a>', 'sitepress'),
                        'http://www.icanlocalize.com/site/'.$cl_icl, 'http://wpml.org/'.$cl, $nofollow_wpml) . '</p>';
            }else{
                echo '<p id="wpml_credit_footer">' .
                        sprintf(__('<a href="%s"%s>Multilingual WordPress</a> by <a href="%s" rel="nofollow">ICanLocalize</a>', 'sitepress'),
                        'http://wpml.org/'.$cl, $nofollow_wpml, 'http://www.icanlocalize.com/site/'.$cl_icl) . '</p>';            
            }
        }
    }

    function xmlrpc_methods($methods){
        $methods['icanlocalize.get_languages_list'] = array($this, 'xmlrpc_get_languages_list');
        return $methods;
    }

    function xmlrpc_call_actions($action){
        global $HTTP_RAW_POST_DATA, $wpdb;
        $params = icl_xml2array($HTTP_RAW_POST_DATA);
        switch($action){
            case 'wp.getPage':
            case 'blogger.getPost': // yet this doesn't return custom fields
                if(isset($params['methodCall']['params']['param'][1]['value']['int']['value'])){
                    $page_id = $params['methodCall']['params']['param'][1]['value']['int']['value'];
                    $lang_details = $this->get_element_language_details($page_id, 'post_post');
                    update_post_meta($page_id, '_wpml_language', $lang_details->language_code);
                    update_post_meta($page_id, '_wpml_trid', $lang_details->trid);
                    $active_languages = $this->get_active_languages();
                    $res = $this->get_element_translations($lang_details->trid);
                    $translations = array();
                    foreach($active_languages as $k=>$v){
                        if($page_id != $res[$k]->element_id){
                            $translations[$k] = isset($res[$k]->element_id) ? $res[$k]->element_id : 0;
                        }
                    }
                    update_post_meta($page_id, '_wpml_translations', json_encode($translations));
                }
                break;
            case 'metaWeblog.getPost':
                if(isset($params['methodCall']['params']['param'][0]['value']['int']['value'])){
                    $page_id = $params['methodCall']['params']['param'][0]['value']['int']['value'];
                    $lang_details = $this->get_element_language_details($page_id, 'post_post');
                    update_post_meta($page_id, '_wpml_language', $lang_details->language_code);
                    update_post_meta($page_id, '_wpml_trid', $lang_details->trid);
                    $active_languages = $this->get_active_languages();
                    $res = $this->get_element_translations($lang_details->trid);
                    $translations = array();
                    foreach($active_languages as $k=>$v){
                        if($page_id != $res[$k]->element_id){
                            $translations[$k] = isset($res[$k]->element_id) ? $res[$k]->element_id : 0;
                        }
                    }
                    update_post_meta($page_id, '_wpml_translations', json_encode($translations));
                }
                break;
            case 'metaWeblog.getRecentPosts':
                $num_posts = intval($params['methodCall']['params']['param'][3]['value']['int']['value']);
                if($num_posts){
                    $posts = get_posts('suppress_filters=false&numberposts='.$num_posts);
                    foreach($posts as $p){
                        $lang_details = $this->get_element_language_details($p->ID, 'post_post');
                        update_post_meta($p->ID, '_wpml_language', $lang_details->language_code);
                        update_post_meta($p->ID, '_wpml_trid', $lang_details->trid);
                        $active_languages = $this->get_active_languages();
                        $res = $this->get_element_translations($lang_details->trid);
                        $translations = array();
                        foreach($active_languages as $k=>$v){
                            if($p->ID != $res[$k]->element_id){
                                $translations[$k] = isset($res[$k]->element_id) ? $res[$k]->element_id : 0;
                            }
                        }
                        update_post_meta($p->ID, '_wpml_translations', json_encode($translations));
                    }
                }
                break;

            case 'metaWeblog.newPost':
            
                $custom_fields = false;
                if(is_array($params['methodCall']['params']['param'][3]['value']['struct']['member'])){
                    foreach($params['methodCall']['params']['param'][3]['value']['struct']['member'] as $m){
                        if($m['name']['value'] == 'custom_fields'){
                            $custom_fields_raw = $m['value']['array']['data']['value'];            
                            break;
                        }
                    }
                }
                
                if(!empty($custom_fields_raw)){
                    foreach($custom_fields_raw as $cf){
                        $key = $value = null;
                        foreach($cf['struct']['member'] as $m){
                            if($m['name']['value'] == 'key') $key = $m['value']['string']['value'];
                            elseif($m['name']['value'] == 'value') $value = $m['value']['string']['value'];
                        }
                        if($key !== null && $value !== null) $custom_fields[$key] = $value;
                    }
                }

                if(is_array($custom_fields) && isset($custom_fields['_wpml_language']) && isset($custom_fields['_wpml_trid'])){
                    
                    $icl_post_language = $custom_fields['_wpml_language'];
                    $icl_trid = $custom_fields['_wpml_trid'];
                                    
                    $post_type = $params['methodCall']['params']['param'][3]['value']['struct']['member'][2]['value']['string']['value'];
                    if(!$wpdb->get_var("SELECT translation_id FROM {$wpdb->prefix}icl_translations WHERE element_type='post_{$post_type}' AND trid={$icl_trid} AND language_code='{$icl_post_language}'")){
                        $_POST['icl_post_language'] = $icl_post_language;
                        $_POST['icl_trid']          = $icl_trid;
                        
                    }else{
                        $IXR_Error = new IXR_Error( 401, __('A translation for this post already exists', 'sitepress') );
                        echo $IXR_Error->getXml();
                        exit(1);
                    }
                    
                }
                break;
            case 'metaWeblog.editPost':
                $post_id = $params['methodCall']['params']['param'][0]['value']['int']['value'];
                if(!$post_id){
                    break;
                }
                $custom_fields = $params['methodCall']['params']['param'][3]['value']['struct']['member'][3]['value']['array']['data']['value'];
                if(is_array($custom_fields)){
                    foreach($custom_fields as $cf){
                        if($cf['struct']['member'][0]['value']['string']['value'] == '_wpml_language'){
                            $icl_post_language = $cf['struct']['member'][1]['value']['string']['value'];
                        }elseif($cf['struct']['member'][0]['value']['string']['value'] == '_wpml_trid'){
                            $icl_trid = $cf['struct']['member'][1]['value']['string']['value'];
                        }
                    }

                    $epost_id = $wpdb->get_var("SELECT element_id FROM {$wpdb->prefix}icl_translations WHERE element_type='post_post'
                        AND trid={$icl_trid} AND language_code='{$icl_post_language}'");
                    if($icl_trid && $icl_post_language && (!$epost_id || $epost_id == $post_id)){
                        $_POST['icl_post_language'] = $icl_post_language;
                        $_POST['icl_trid']          = $icl_trid;
                    }else{
                        $IXR_Error = new IXR_Error( 401, __('A translation in this language already exists', 'sitepress') );
                        echo $IXR_Error->getXml();
                        exit(1);
                    }
                }
                break;
        }
    }

    function xmlrpc_get_languages_list($lang){
        global $wpdb;
        if(!is_null($lang)){
            if(!$wpdb->get_var("SELECT code FROM {$wpdb->prefix}icl_languages WHERE code='".mysql_real_escape_string($lang)."'")){
                $IXR_Error = new IXR_Error( 401, __('Invalid language code', 'sitepress') );
                echo $IXR_Error->getXml();
                exit(1);
            }
            $this->admin_language = $lang;
        }
        define('WP_ADMIN', true); // hack - allow to force display language
        $active_languages = $this->get_active_languages(true);
        return $active_languages;

    }

    function get_current_action_step() {
        global $wpdb;

        $icl_lang_status = $this->settings['icl_lang_status'];
        $has_translators = false;
        foreach((array)$icl_lang_status as $k => $lang){
            if(!is_numeric($k)) continue;
            if(!empty($lang['translators'])){
                $has_translators = true;
                break;
            }
        }
        if(!$has_translators){ return 0; }

        $cms_count = $wpdb->get_var("SELECT COUNT(rid) FROM {$wpdb->prefix}icl_core_status WHERE status=3");

        if($cms_count > 0) {
            return 4;
        }
        $cms_count = $wpdb->get_var("SELECT COUNT(rid) FROM {$wpdb->prefix}icl_core_status WHERE 1");
        if($cms_count == 0) {
            // No documents sent yet
            return 1;
        }

        if ($this->settings['icl_balance'] <= 0) {
            return 2;
        }


        return 3;

    }

    function show_action_list() {
        $steps = array(__('Select translators', 'sitepress'),
                        __('Send documents to translation', 'sitepress'),
                        __('Deposit payment', 'sitepress'),
                        __('Translations will be returned to your site', 'sitepress'));

        $current_step = $this->get_current_action_step();
        if ($current_step >= sizeof($steps)) {
            // everything is already setup.
            if ($this->settings['last_action_step_shown']) {
                return '';
            } else {
                $this->save_settings(array('last_action_step_shown' => 1));
            }
        }

        $output = '
            <h3>' . __('Setup check list', 'sitepress') . '</h3>
            <ul id="icl_check_list">';

        foreach($steps as $index => $step) {
            $step_data = $step;

            if ($index < $current_step || ($index == 4 && $this->settings['icl_balance'] > 0)) {
                $attr = ' class="icl_tick"';
            } else {
                $attr = ' class="icl_next_step"';
            }

            if ($index == $current_step) {
                $output .= '<li class="icl_info"><b>' . $step_data . '</b></li>';
            } else {
                $output .= '<li' . $attr. '>' . $step_data . '</li>';
            }
            $output .= "\n";
        }

        $output .= '
            </ul>';

        return $output;
    }

    function show_pro_sidebar() {
        $output = '<div id="icl_sidebar" class="icl_sidebar" style="display:none">';

        $action_list = $this->show_action_list();
        $show_minimized = $this->settings['icl_sidebar_minimized'];
        if ($action_list != '') {
            $show_minimized = false;
        }

        if ($show_minimized) {
            $output .= '<div id="icl_sidebar_full" style="display:none">';
        } else {
            $output .= '<div id="icl_sidebar_full">';
        }

        if ($action_list == '') {
            $output .= '<a id="icl_sidebar_hide" href="#">hide</a>';
        } else {
            $output .= $action_list;
        }

        $output .= '<h3>' . __('Help', 'sitepress') . '</h3>';
        $output .= '<div id="icl_help_links"></div>';
        $output .= wp_nonce_field('icl_help_links_nonce', '_icl_nonce_hl', false, false);
        $output .= '</div>';
        if ($show_minimized) {
            $output .= '<div id="icl_sidebar_hide_div">';
        } else {
            $output .= '<div id="icl_sidebar_hide_div" style="display:none">';
        }
        $output .= '<a id="icl_sidebar_show" href="#"><img width="16" height="16" src="' . ICL_PLUGIN_URL . '/res/img/question1.png' . '" alt="'.__('Get help','sitepress').'" title="'.__('Get help','sitepress').'" /></a>';
        $output .= wp_nonce_field('icl_show_sidebar_nonce', '_icl_nonce_ss', false, false);
        $output .= '</div>';
        $output .= '</div>';

        return $output;

    }

    function meta_generator_tag(){
        $lids = array();
        foreach($this->get_active_languages() as $l){
            $lids[] = $l['id'];
        }
        $stt = join(",",$lids);
        $stt .= ";" . intval($this->get_icl_translation_enabled());
        printf('<meta name="generator" content="WPML ver:%s stt:%s" />' . PHP_EOL, ICL_SITEPRESS_VERSION, $stt);
    }

    function set_language_cookie(){
        if (!headers_sent()){
            if(preg_match('@\.(css|js|png|jpg|gif|jpeg|bmp)@i',basename(preg_replace('@\?.*$@','',$_SERVER['REQUEST_URI']))) ||
                isset($_POST['icl_ajx_action']) || isset($_POST['_ajax_nonce']) || defined('DOING_AJAX')){
                return;
            }

            $cookie_domain = defined('COOKIE_DOMAIN') ? COOKIE_DOMAIN : $_SERVER['HTTP_HOST'];
            $cookie_path = defined('COOKIEPATH') ? COOKIEPATH : '/';
            setcookie('_icl_current_language', $this->get_current_language(), time()+86400, $cookie_path, $cookie_domain);
        }
    }

    function get_language_cookie(){
        if(isset($_COOKIE['_icl_current_language'])){
            $lang = substr($_COOKIE['_icl_current_language'], 0, 10);
            $active_languages = $this->get_active_languages();
            if(!isset($active_languages[$lang])){
                $lang = $this->get_default_language();
            }
        }else{
            $lang = '';
        }
        return $lang;
    }

    // _icl_current_language will have to be replaced with _icl_current_language
    function set_admin_language_cookie($lang = false){
        if (!headers_sent()){
            if(preg_match('@\.(css|js|png|jpg|gif|jpeg|bmp)@i',basename(preg_replace('@\?.*$@','',$_SERVER['REQUEST_URI']))) ||
                isset($_POST['icl_ajx_action']) || isset($_POST['_ajax_nonce'])){
                return;
            }

            $parts = parse_url(admin_url());
            $cookie_path = $parts['path'];
            if($lang === false) $lang = $this->get_current_language();
            setcookie('_icl_current_admin_language', $lang, time()+7200, $cookie_path);            
        }
    }
    
    function get_admin_language_cookie(){
        if(isset($_COOKIE['_icl_current_admin_language'])){
            $lang = $_COOKIE['_icl_current_admin_language'];
            $active_languages = $this->get_active_languages();
            if(!isset($active_languages[$lang]) && $lang != 'all'){
                $lang = $this->get_default_language();
            }
        }else{
            $lang = '';
        }
        
        return $lang;
    }
        
    function reset_admin_language_cookie(){
        $this->set_admin_language_cookie($this->get_default_language());    
    }
    
    function rewrite_rules_filter($value){
        foreach((array)$value as $k=>$v){
            $value[$this->get_current_language().'/'.$k] = $v;
            unset($value[$k]);
        }
        $value[$this->get_current_language() . '/?$'] = 'index.php';
        return $value;
    }

    function is_rtl($lang = false){
        if(is_admin()){
            if(empty($lang)) $lang = $this->get_admin_language();
            
        }else{
            if(empty($lang)) $lang = $this->get_current_language();
        }
        return in_array($lang, array('ar','he','fa'));
    }

    function get_translatable_documents($include_not_synced = false){
        global $wp_post_types;
        $icl_post_types = array();
        foreach($wp_post_types as $k=>$v){
            if(!in_array($k, array('attachment','revision','nav_menu_item'))){
                if(!$include_not_synced &&
                    (empty($this->settings['custom_posts_sync_option'][$k]) || $this->settings['custom_posts_sync_option'][$k] != 1) && !in_array($k, array('post','page'))) continue;
                $icl_post_types[$k] = $v;
            }
        }
        $icl_post_types = apply_filters('get_translatable_documents', $icl_post_types);
        return $icl_post_types;
    }

    function get_translatable_taxonomies($include_not_synced = false, $object_type = 'post'){
        global $wp_taxonomies;
        $t_taxonomies = array();
        if($include_not_synced){
            if(in_array($object_type, $wp_taxonomies['post_tag']->object_type)) $t_taxonomies[] = 'post_tag';
            if(in_array($object_type, $wp_taxonomies['category']->object_type)) $t_taxonomies[] = 'category';
        }
        foreach($wp_taxonomies as $taxonomy_name => $taxonomy){
            // exceptions
            if('post_format' == $taxonomy_name) continue;
            if(in_array($object_type, $taxonomy->object_type) && !empty($this->settings['taxonomies_sync_option'][$taxonomy_name])){
                $t_taxonomies[] = $taxonomy_name;
            }
        }
        
        if(has_filter('get_translatable_taxonomies')){
            $filtered = apply_filters('get_translatable_taxonomies', array('taxs'=>$t_taxonomies, 'object_type'=>$object_type));
            $t_taxonomies = $filtered['taxs'];
            $ot = $filtered['object_type']; 
            if(empty($t_taxonomies)) $t_taxonomies = array();
        }

        return $t_taxonomies;
    }

    function is_translated_taxonomy($tax){
        
        switch($tax){
            case 'category':
            case 'post_tag':
                $ret = true;
                break;
            default:
                if(isset($this->settings['taxonomies_sync_option'][$tax])){
                    $ret = $this->settings['taxonomies_sync_option'][$tax];
                }elseif(isset($this->settings['translation-management']['taxonomies_readonly_config'][$tax]) 
                        && $this->settings['translation-management']['taxonomies_readonly_config'][$tax] == 1){
                    $ret = true;
                }else{
                    $ret = false;
                }
        }
        return $ret;
    }
    
    function is_translated_post_type($type){ 
        
        switch($type){
            case 'post':
            case 'page':
                $ret = true;
                break;
            default:
                if(isset($this->settings['custom_posts_sync_option'][$type])){
                    $ret = $this->settings['custom_posts_sync_option'][$type];
                }elseif(isset($this->settings['translation-management']['custom_types_readonly_config'][$type])){
                    $ret = $this->settings['translation-management']['custom_types_readonly_config'][$type];
                }else{
                    $ret = false;
                }
        }
        return $ret;
    }

    function print_translatable_custom_content_status(){
        global $wp_taxonomies;
        $icl_post_types = $this->get_translatable_documents(true);
        $cposts = array();
        $notice = '';
        foreach ($icl_post_types as $k => $v) {
            if (!in_array($k, array('post', 'page'))) {
                $cposts[$k] = $v;
            }
        }
        foreach ($cposts as $k => $cpost) {
            if (!isset($this->settings['custom_posts_sync_option'][$k])) {
                $cposts_sync_not_set[] = $cpost->labels->name;
            }
        }
        if (defined('WPML_TM_VERSION') && !empty($cposts_sync_not_set)) {
            $notice = '<p class="updated fade">';
            $notice .= sprintf(__("You haven't set your <a %s>synchronization preferences</a> for these custom posts: %s. Default value was selected.", 'sitepress'),
                            'href="admin.php?page=' . WPML_TM_FOLDER . '/menu/main.php&sm=mcsetup"', '<i>' . join('</i>, <i>', $cposts_sync_not_set) . '</i>');
            $notice .= '</p>';
        }

        $ctaxonomies = array_diff(array_keys((array) $wp_taxonomies), array('post_tag', 'category', 'nav_menu', 'link_category', 'post_format'));
        foreach ($ctaxonomies as $ctax) {
            if (!isset($this->settings['taxonomies_sync_option'][$ctax])) {
                $tax_sync_not_set[] = $wp_taxonomies[$ctax]->label;
            }
        }
        if (defined('WPML_TM_VERSION') && !empty($tax_sync_not_set)) {
            $notice .= '<p class="updated">';
            $notice .= sprintf(__("You haven't set your <a %s>synchronization preferences</a> for these taxonomies: %s. Default value was selected.", 'sitepress'),
                            'href="admin.php?page=' . WPML_TM_FOLDER . '/menu/main.php&sm=mcsetup"', '<i>' . join('</i>, <i>', $tax_sync_not_set) . '</i>');
            $notice .= '</p>';
        }

        echo $notice;
    }

    function dashboard_widget_setup(){
        if (current_user_can('manage_options')) {
            $dashboard_widgets_order = (array)get_user_option( "meta-box-order_dashboard" );
            $icl_dashboard_widget_id = 'icl_dashboard_widget';
            $all_widgets = array();
            foreach($dashboard_widgets_order as $k=>$v){
                $all_widgets = array_merge($all_widgets, explode(',', $v));
            }
            if(!in_array($icl_dashboard_widget_id, $all_widgets)){
                $install = true;
            }else{$install = false;}
            wp_add_dashboard_widget($icl_dashboard_widget_id, sprintf(__('Multi-language | WPML %s', 'sitepress'),ICL_SITEPRESS_VERSION), array($this, 'dashboard_widget'), null);
            if($install){
                $dashboard_widgets_order['side'] = $icl_dashboard_widget_id . ',' . @strval($dashboard_widgets_order['side']);
                $user = wp_get_current_user();
                update_user_option($user->ID, 'meta-box-order_dashboard', $dashboard_widgets_order, true);
            }
        }
    }

    function dashboard_widget(){
        do_action('icl_dashboard_widget_notices');
        include_once ICL_PLUGIN_PATH . '/menu/dashboard-widget.php';
    }

    function verify_post_translations($post_type){
        global $wpdb;
        $post_ids = $wpdb->get_col("SELECT ID FROM {$wpdb->posts} WHERE post_type='{$post_type}' AND post_status <> 'auto-draft'");
        if(!empty($post_ids)){
            foreach($post_ids as $id){
                $translation_id = $wpdb->get_var("SELECT translation_id FROM {$wpdb->prefix}icl_translations WHERE element_id='{$id}' AND element_type='post_{$post_type}'");
                if(!$translation_id){
                    $this->set_element_language_details($id, 'post_' . $post_type , false, $this->get_default_language());
                }
            }
        }
    }

    function verify_taxonomy_translations($taxonomy){
        global $wpdb;
        $element_ids = $wpdb->get_col("SELECT term_taxonomy_id FROM {$wpdb->term_taxonomy} WHERE taxonomy='{$taxonomy}'");
        if(!empty($element_ids)){
            foreach($element_ids as $id){
                $translation_id = $wpdb->get_var("SELECT translation_id FROM {$wpdb->prefix}icl_translations WHERE element_id='{$id}' AND element_type='tax_{$taxonomy}'");
                if(!$translation_id){
                    $this->set_element_language_details($id, 'tax_' . $taxonomy , false, $this->get_default_language());
                }
            }
        }
    }
    
    function copy_from_original(){
        global $wpdb;
        $show = false;
        
        $disabled = '';
        if(isset($_GET['source_lang']) && isset($_GET['trid'])){            
            $source_lang = $_GET['source_lang'];
            $trid = intval($_GET['trid']);
            $_lang_details = $this->get_language_details($source_lang);
            $source_lang_name = $_lang_details['display_name'];
            $show = true;
            
        }elseif(isset($_GET['post']) && isset($_GET['lang']) && $_GET['lang'] != $this->get_default_language()){
            global $post;
            
            if(trim($post->post_content)){
                $disabled = ' disabled="disabled"';    
            }
            
            $trid = $this->get_element_trid($post->ID, 'post_'. $post->post_type);
            $source_lang = $wpdb->get_var($wpdb->prepare("SELECT language_code FROM {$wpdb->prefix}icl_translations WHERE source_language_code IS NULL AND trid=%d", $trid));
            $_lang_details = $this->get_language_details($source_lang);
            $source_lang_name = $_lang_details['display_name'];
            
            $show = true;
        }
        
        if($show){
            wp_nonce_field('copy_from_original_nonce', '_icl_nonce_cfo_' . $trid);
            echo '<input id="icl_cfo" class="button-secondary" style="float:left" type="button" value="' . sprintf(__('Copy content from %s', 'sitepress'), $source_lang_name) .'" 
                onclick="icl_copy_from_original(\''.esc_js($source_lang).'\', \''.esc_js($trid).'\')"'.$disabled.'/>';
            icl_pop_info(__("This operation copies the content from the original language onto this translation. It's meant for when you want to start with the original content, but keep translating in this language. This button is only enabled when there's no content in the editor.", 'sitepress'), 'question'); 
            echo '<br clear="all" />';
        }
        
    }

    function wp_upgrade_locale($locale){
        if(defined('WPLANG') && WPLANG){
            $locale = WPLANG;
        }else{
            $locale = ICL_WP_UPDATE_LOCALE;
        }
        return $locale;
    }
    
    function admin_language_switcher(){
        global $pagenow, $wpdb;
        
        $all_langs_enabled = true;
        $current_page = basename($_SERVER['SCRIPT_NAME']);
        
        // individual translations
        $is_post = false;
        $is_tax = false;
        $is_menu = false;
        switch($pagenow){
            case 'post.php':
                $is_post = true;
                $all_langs_enabled = false;
                $post_id =  @intval($_GET['post']);
                $post = get_post($post_id);
                
                $trid = $this->get_element_trid($post_id, 'post_' . $post->post_type);
                $translations = $this->get_element_translations($trid, 'post_' . $post->post_type, true);

                break;
            case 'post-new.php':
                $all_langs_enabled = false;
                if(isset($_GET['trid'])){
                    $trid = intval($_GET['trid']);
                    $post_type = isset($_GET['post_type']) ? $_GET['post_type'] : 'post';
                    $translations = $this->get_element_translations($trid, 'post_' . $post_type, true);                    
                    $is_post = true;
                }
                break;
            case 'edit-tags.php':
                $is_tax = true;
                if(isset($_GET['action']) && $_GET['action']=='edit'){
                    $all_langs_enabled = false;
                }  
                $term_id = @intval($_GET['tag_ID']);  
                $taxonomy = $_GET['taxonomy'];
                $term_tax_id = $wpdb->get_var($wpdb->prepare("SELECT term_taxonomy_id FROM {$wpdb->term_taxonomy} WHERE taxonomy=%s AND term_id=%d", $taxonomy, $term_id));

                $trid = $this->get_element_trid($term_tax_id, 'tax_' . $taxonomy);
                $translations = $this->get_element_translations($trid, 'tax_' . $taxonomy, true);
                
                break;
            case 'nav-menus.php':
                $is_menu = true;
                if(isset($_GET['menu']) && $_GET['menu']){
                     $menu_id = $_GET['menu'];
                     $trid = $trid = $this->get_element_trid($menu_id, 'tax_nav_menu');
                     $translations = $this->get_element_translations($trid, 'tax_nav_menu', true);
                }
                $all_langs_enabled = false;
                break;
            
        }
        
        
        
        foreach($this->get_active_languages() as $lang){
            
            $current_page_lang = $current_page;
            
            parse_str($_SERVER['QUERY_STRING'], $query_vars);
            unset($query_vars['lang'], $query_vars['admin_bar']);
            
            // individual translations
            if($is_post){
                if(isset($translations[$lang['code']]) && isset($translations[$lang['code']]->element_id)){
                    $query_vars['post'] = $translations[$lang['code']]->element_id;    
                    unset($query_vars['source_lang']);
                    $current_page_lang = 'post.php';  
                    $query_vars['action'] = 'edit';
                }else{
                    $current_page_lang = 'post-new.php';  
                    if(isset($post)){
                        $query_vars['post_type'] = $post->post_type;
                        $query_vars['source_lang'] = $this->get_current_language();
                    }else{
                        $query_vars['post_type'] = $post_type;                            
                    }  
                    $query_vars['trid'] = $trid;
                    unset($query_vars['post'], $query_vars['action']);
                }
            }elseif($is_tax){
                if(isset($translations[$lang['code']]) && isset($translations[$lang['code']]->element_id)){
                    $query_vars['tag_ID'] = $translations[$lang['code']]->element_id;    
                }else{
                    $query_vars['trid'] = $trid;
                    $query_vars['source_lang'] = $this->get_current_language();
                    unset($query_vars['tag_ID'], $query_vars['action']);
                }
            }elseif($is_menu){
                if(!empty($menu_id)){
                    if(isset($translations[$lang['code']]->element_id)){
                        $query_vars['menu'] = $translations[$lang['code']]->element_id;        
                    }else{
                        $query_vars['menu'] = 0;
                        $query_vars['trid'] = $trid;
                        $query_vars['action'] = 'edit';
                    }
                }
            }
            
            $query_string = http_build_query($query_vars);
            
            $query = '?';
            if(!empty($query_string)){
                $query .= $query_string . '&';     
            }    
            $query .= 'lang=' . $lang['code']; // the default language need to specified explictly yoo in order to set the lang cookie
            
            
            $linkurl = admin_url($current_page_lang . $query);
            
            $flag = $this->get_flag($lang['code']);

            if($flag->from_template){
                $wp_upload_dir = wp_upload_dir();
                $flag_url = $wp_upload_dir['baseurl'] . '/flags/' . $flag->flag;
            }else{
                $flag_url = ICL_PLUGIN_URL . '/res/flags/'.$flag->flag;
            }
            
            $langlinks[$lang['code']] = array(
                'url'       => $linkurl . '&admin_bar=1',
                'current'   => $lang['code'] == $this->get_current_language(),
                'anchor'    => $lang['display_name'],
                'flag'      => '<img class="admin_iclflag" src="'.$flag_url.'" alt="'.$lang['code'].'" width="18" height="12" />'        
            );
            
        }

        if($all_langs_enabled){
            $query = '?';
            if(!empty($query_string)){
                $query .= $query_string . '&';     
            }    
            $query .= 'lang=all'; 
            $linkurl = admin_url(basename($_SERVER['SCRIPT_NAME']) . $query);
           
            $langlinks['all'] = array(
                'url'       => $linkurl,
                'current'   => 'all' == $this->get_current_language(),
                'anchor'    => __('All languages', 'sitepress'),
                'flag'      => '<img class="admin_iclflag" src="'.ICL_PLUGIN_URL.'/res/img/icon16.png" alt="all" width="16" height="16" />'    
            );
        }else{
            // set the default language as current
            if('all' == $this->get_current_language()){
                $langlinks[$this->get_default_language()]['current'] = true;    
            }
        }
        
        include ICL_PLUGIN_PATH . '/menu/admin-language-switcher.php';
    }
    
    function admin_notices($message, $class="updated"){
        static $hook_added = 0;
        $this->_admin_notices[] =  array('class'=>$class, 'message'=>$message);
        
        if(!$hook_added)
        add_action('admin_notices', array($this, '_admin_notices_hook'));
        
        $hook_added = 1;
    }
    
    function _admin_notices_hook(){
        if(!empty($this->_admin_notices))
        foreach($this->_admin_notices as $n){
            echo '<div class="'.$n['class'].'">';
            echo '<p>' . $n['message'] . '</p>';
            echo '</div>';
        }
    }
        
    function save_user_preferences(){
        update_user_meta(get_current_user_id(), '_icl_preferences', $this->user_preferences);
    }
    
    function get_user_preferences(){
        if(empty($this->user_preferences)){
            $this->user_preferences = get_user_meta(get_current_user_id(), '_icl_preferences', true);
        }
        return $this->user_preferences; 
    }
    
    function setup_canonical_urls(){
        global $wp_the_query;
        
        // Yoast Exception
        global $wpseo_front;
        if(isset($wpseo_front) && has_filter('wp_head', array($wpseo_front, 'head'))) return;
        
        if ( is_singular() ){
            $id = $wp_the_query->get_queried_object_id();
            $master_post_id = get_post_meta($id, '_icl_lang_duplicate_of', true);
            if($id && $master_post_id != $id){
                remove_action('wp_head', 'rel_canonical');
                add_action('wp_head', array($this, 'rel_canonical'));
            }
        }
    }
    
    function rel_canonical() {
        global $wp_the_query;
        $id = $wp_the_query->get_queried_object_id();
        if($master_post_id = get_post_meta($id, '_icl_lang_duplicate_of', true)){
            $link = get_permalink( $master_post_id );
            echo "<link rel='canonical' href='$link' />\n";
        }
    }
    
    function head_langs(){
        $languages = $this->get_ls_languages(array('skip_missing' => true));
        foreach($languages as $code => $lang){
            if($code != $this->get_current_language()){
                printf('<link rel="alternate" hreflang="%s" href="%s" />' . PHP_EOL, $this->get_locale($code), html_entity_decode($lang['url']));
            }
        }
    }
    
    function allowed_redirect_hosts($hosts){
        if($this->settings['language_negotiation_type']==2){
            foreach($this->settings['language_domains'] as $code => $url){
                if(!empty($this->active_languages[$code])){
                    $parts = parse_url($url);
                    if(!in_array($parts['host'], $hosts)){
                        $hosts[] = $parts['host'];
                    }
                }
            }
        }   
        return $hosts;
    }
    
    function icl_nonces(){
        //messages
        wp_nonce_field('icl_messages_nonce', '_icl_nonce_m');
        wp_nonce_field('icl_show_reminders_nonce', '_icl_nonce_sr');
    }
    

}