/Dossier wordpress/wp-content/plugins/sitepress-multilingual-cms/sitepress.class.php

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<?php
/**
 * Main SitePress Class
 *
 * @package wpml-core
 */
class SitePress
{

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

	public $queries = array();

	/**
	 * @var icl_cache
	 */
	public $icl_translations_cache;
	/**
	 * @var icl_cache
	 */
	public $icl_locale_cache;
	/**
	 * @var icl_cache
	 */
	public $icl_flag_cache;
	/**
	 * @var icl_cache
	 */
	public $icl_language_name_cache;
	/**
	 * @var icl_cache
	 */
	public $icl_term_taxonomy_cache;

	function __construct()
	{
		global $wpdb, $pagenow;

		$this->settings = get_option( 'icl_sitepress_settings' );

		//TODO: To remove in WPML 3.5
		//@since 3.1
		if(is_admin() && !$this->get_setting('icl_capabilities_verified')) {
			icl_enable_capabilities();
			$this->settings = get_option( 'icl_sitepress_settings' );
		}

		// set up current user early
		// no authentication
		if ( defined( 'LOGGED_IN_COOKIE' ) && isset( $_COOKIE[ LOGGED_IN_COOKIE ] ) ) {
			list( $username ) = explode( '|', $_COOKIE[ LOGGED_IN_COOKIE ] );
			$user_id = $wpdb->get_var( $wpdb->prepare( "SELECT ID FROM {$wpdb->users} WHERE user_login = %s", array($username) ) );
		} else {
			$user_id = 0;
		}

		$this->current_user = new WP_User( $user_id );

		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();
			}
		}

		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' ), 15 );
		}
		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, 'initialize_cache' ), 0 );
		add_action( 'plugins_loaded', array( $this, 'init' ), 1 );
		add_action( 'init', array( $this, 'on_wp_init' ), 1 );

		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( 'admin_menu', array( $this, 'administration_menu2' ), 30 );

		add_action( 'init', array( $this, 'plugin_localization' ) );

		//add_filter('tag_template', array($this, 'load_taxonomy_template'));

		if ( $this->settings[ 'existing_content_language_verified' ] ) {

			// Post/page language box
			if ( $pagenow == 'post.php' || $pagenow == 'post-new.php' || $pagenow == 'edit.php' ) {
				add_action( 'admin_head', array( $this, 'post_edit_language_options' ) );
			}
			//For when it will be possible to add custom bulk actions
			//add_action( 'bulk_actions-edit-post', array( $this, 'bulk_actions' ) );

			// Post/page save actions
			add_action( 'save_post', array( $this, 'save_post_actions' ), 10, 2 );

			//post/page delete taxonomy
			add_action( 'deleted_term_relationships', array( $this, 'deleted_term_relationships' ), 10, 2 );

			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

			// 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( 'before_delete_post', array( $this, 'before_delete_post_actions' ) );
			add_action( 'deleted_post', array( $this, 'deleted_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' ), 10, 2 );
			add_filter( 'posts_where', array( $this, 'posts_where_filter' ), 10, 2 );
			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 vars before the posts query is being built and executed
			add_filter( 'pre_get_posts', array( $this, 'pre_get_posts' ) );

			add_action( 'loop_start', array( $this, 'loop_start' ), 10 );
			add_filter( 'the_posts', array( $this, 'the_posts' ), 10 );
			add_filter( 'get_pages', array( $this, 'get_pages' ), 100, 2 );

			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 );

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

			//Taxonomies
			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_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
			add_filter( 'terms_clauses', array( $this, 'terms_clauses' ), 10, 4 );
			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' ) );

			//Hooking to 'option_{taxonomy}_children' to translate taxonomy children
//			global $wp_taxonomies;
//			foreach ( $wp_taxonomies as $tax_key => $tax ) {
//				if ( $this->is_translated_taxonomy( $tax_key ) && is_taxonomy_hierarchical($tax_key) ) {
//					add_filter("option_{$tax_key}_children", array($this, 'option_taxonomy_children'), 10 );
//					add_filter("pre_update_option_{$tax_key}_children", array($this, 'pre_update_option_taxonomy_children'), 10, 2 );
//				}
//			}

			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' ) );


			// 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 );

			// 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_home_url() . '-->';
				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';
			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' ) );

			if ( $this->settings[ 'seo' ][ 'canonicalization_duplicates' ] ) {
				add_action( 'template_redirect', array( $this, 'setup_canonical_urls' ), 100 );
			}
			add_filter( 'taxonomy_template', array($this, 'slug_template') );
			add_filter( 'category_template', array($this, 'slug_template') );

			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

		add_filter( 'get_pagenum_link', array( $this, 'get_pagenum_link' ) );
		
		add_action('switch_blog', array($this, 'init_settings'));
		add_filter('url_to_postid', array($this, 'url_to_postid'));

	}

	function get_pagenum_link( $url ) {

		// fix cases like that in url:
		// lang=pl%2F%3Flang%3Dpl
		// lang=pl/?lang=pl
		$current_language = $this->get_current_language();
		$find[ ] = 'lang=' . $current_language . '%2F%3Flang%3D' . $current_language;
		$find[ ] = 'lang=' . $current_language . '/?lang=' . $current_language;
		$replace = 'lang=' . $current_language;

		$url = str_replace( $find, $replace, $url );

		// fix cases like that:
		// ?lang=pl/page/3/?lang=pl

		$pattern = '/(\?lang=' . $current_language . ')(\/page\/\d+)/';

		$url = preg_replace( $pattern, '$2', $url );

		return $url;
	}
        
	function init()
	{
		global $wpdb;

		$this->get_user_preferences();
		$this->set_admin_language();

		$default_language = $this->get_default_language();

		// 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' ] ) || ( $this->settings[ 'theme_localization_type' ] == 1 && !defined( 'WPML_ST_VERSION' ) && !defined( 'WPML_DOING_UPGRADE' ) ) ) {
			global $sitepress_settings;
			$this->settings[ 'theme_localization_type' ] = $sitepress_settings[ 'theme_localization_type' ] = 2;
		}

		//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' ) );
		}

		//Run only if existing content language has been verified, and is front-end or settings are not corrupted
		if (!empty( $this->settings[ 'existing_content_language_verified' ] ) && (!is_admin() || SitePress::check_settings_integrity()) ) {

			if ( $this->settings[ 'language_negotiation_type' ] == 1 && $this->settings[ 'urls' ][ 'directory_for_default_language' ] && $this->settings[ 'urls' ][ 'show_on_root' ] == 'page' ) {
				include ICL_PLUGIN_PATH . '/inc/home-url-functions.php';
			}
			
			if ($this->settings[ 'language_negotiation_type' ] == 2) {
				add_filter( 'allowed_redirect_hosts', array( $this, 'allowed_redirect_hosts' ) );
			}

			if ( defined( 'WP_ADMIN' ) ) {

				if ( $this->settings[ 'language_negotiation_type' ] == 2 ) {
					//Login and Logout
					add_filter( 'login_url', array( $this, 'convert_url' ) );
					add_filter( 'logout_url', array( $this, 'convert_url' ) );
					add_filter( 'site_url', array( $this, 'convert_url' ) );
				}

				if (isset($_GET['post']) && is_numeric($_GET['post'])) {
					$post_type = get_post_type($_GET['post']);
				}
				
				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 = $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 = $default_language;
				} elseif ( wpml_is_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 = $lang;
				} elseif ( isset($_POST['action']) && $_POST['action'] == 'editpost' &&  isset($_POST['icl_post_language'])) {
					$this->this_lang = $_POST['icl_post_language'];
				}	elseif ( isset($_GET['post']) && is_numeric($_GET['post']) && isset($post_type) && $this->is_translated_post_type($post_type)) {
					$this->this_lang = $this->get_language_for_element($_GET['post'], 'post_' . $post_type);
				} else {
					$this->this_lang = $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' : '';
				$home                = get_home_url();
				if ( $s ) {
					$home = preg_replace( '#^http://#', 'https://', $home );
				}
				$url_parts        = parse_url( $home );
				$non_default_port = ( isset( $url_parts[ 'port' ] ) && $url_parts[ 'port' ] != 80 ) ? ':' . $url_parts[ 'port' ] : '';
				$request          = 'http' . $s . '://' . $this->get_server_host_name() . $_SERVER[ 'REQUEST_URI' ];
				$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, '/' ) );
						$language_part = $exp[ 0 ];

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

							// before hijacking 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 = $_SERVER[ 'REQUEST_URI' ];
							add_action( 'template_redirect', array($this,'icl_redirect_canonical_wrapper'), 0 );

							//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 = $default_language;
						}

						if ( !trim( $path, '/' ) && $this->settings[ 'urls' ][ 'directory_for_default_language' ] ) {
							if ( $this->settings[ 'urls' ][ 'show_on_root' ] == 'html_file' ) {
								// html file
								if ( false === strpos( $this->settings[ 'urls' ][ 'root_html_file_path' ], '/' ) ) {
									$html_file = ABSPATH . $this->settings[ 'urls' ][ 'root_html_file_path' ];
								} else {
									$html_file = $this->settings[ 'urls' ][ 'root_html_file_path' ];
								}

								include $html_file;
								exit;

							} else {
								//page
								if ( !trim( $path, '/' ) ) {
									wpml_home_url_setup_root_page();
								}

							}
						}

						break;
					case 2:

						$this->this_lang = $default_language;
						foreach( $this->settings[ 'language_domains' ] as $language_code => $domain ){
								if( rtrim( $this->get_server_host_name() . $blog_path, '/' ) == rtrim( preg_replace( '@^https?://@', '', $domain ), '/' ) ){
										$this->this_lang = $language_code;
										break;
								}
						}
                    
						if ( defined( 'ICL_USE_MULTIPLE_DOMAIN_LOGIN' ) && ICL_USE_MULTIPLE_DOMAIN_LOGIN ) {
							include ICL_PLUGIN_PATH . '/modules/multiple-domains-login.php';
						}
						add_filter( 'site_url', array( $this, 'convert_url' ) );
						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' ] ) ) {
							$language_code_prepared = $wpdb->prepare( "SELECT language_code FROM {$wpdb->prefix}icl_translations WHERE element_type='post_page' AND element_id=%d", $_GET[ 'page_id' ] );
							$this->this_lang = $wpdb->get_var( $language_code_prepared );
						} elseif ( isset( $_GET[ 'p' ] ) ) {
							$post_type_prepared = $wpdb->prepare( "SELECT post_type FROM {$wpdb->posts} WHERE ID=%d", $_GET[ 'p' ] );
							$post_type       = $wpdb->get_var( $post_type_prepared );
							$language_code_prepared = $wpdb->prepare( "SELECT language_code FROM {$wpdb->prefix}icl_translations WHERE element_type=%s AND element_id=%d", 'post_' . $post_type, $_GET[ 'p' ] );
							$this->this_lang = $wpdb->get_var( $language_code_prepared );
						} elseif ( isset( $_GET[ 'cat_ID' ] ) ) {
							$cat_tax_id_prepared = $wpdb->prepare( "SELECT term_taxonomy_id FROM {$wpdb->term_taxonomy} WHERE term_id=%d AND taxonomy=%s", $_GET[ 'cat_ID' ], 'category' );
							$cat_tax_id      = $wpdb->get_var( $cat_tax_id_prepared );
							$language_code_prepared = $wpdb->prepare( "SELECT language_code FROM {$wpdb->prefix}icl_translations WHERE element_type='tax_category' AND element_id=%d", $cat_tax_id );
							$this->this_lang = $wpdb->get_var( $language_code_prepared );
						} elseif ( isset( $_GET[ 'tag' ] ) ) {
							$tag_tax_id_prepared = $wpdb->prepare( "
								   SELECT x.term_taxonomy_id FROM {$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' ] );
							$tag_tax_id      = $wpdb->get_var( $tag_tax_id_prepared );
							$language_code_prepared = $wpdb->prepare( "SELECT language_code FROM {$wpdb->prefix}icl_translations
								   WHERE element_type='tax_post_tag' AND element_id=%d", $tag_tax_id );
							$this->this_lang = $wpdb->get_var( $language_code_prepared );
						}


						//
						if ( !isset( $_GET[ 'lang' ] ) && ( $this->this_lang && $this->this_lang != $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 {
								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 = $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 );
				}
			}

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

			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 ( version_compare( $GLOBALS[ 'wp_version' ], '3.3', '<' ) ) {
					// Legacy code for admin language switcher
					if ( !$this->is_rtl() && version_compare( $GLOBALS[ 'wp_version' ], '3.3', '>' ) ) {
						add_action( 'admin_notices', 'wpml_set_admin_language_switcher_place', 100 );
						add_action( 'network_admin_notices', 'wpml_set_admin_language_switcher_place', 100 );
						add_action( 'user_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_legacy' ) );
				} else {
					// Admin language switcher goes to the WP admin bar
					add_action( 'wp_before_admin_bar_render', array( $this, 'admin_language_switcher' ) );
				}

			}

			if ( !is_admin() && defined( 'DISQUS_VERSION' ) ) {
				include ICL_PLUGIN_PATH . '/modules/disqus.php';
			}
                        
		}
                
		/*
		 * If user perform bulk taxonomy deletion when displaying non-default
		 * language taxonomies, after deletion should stay with same language
		 */

		if ( is_admin() &&
				isset($_POST['_wp_http_referer'])
				&& false !== strpos($_POST['_wp_http_referer'], 'edit-tags.php')

				&& !empty($_POST['delete_tags'])
				&& is_array($_POST['delete_tags'])

				&& !empty($_GET['lang'])
				&& (
						$_POST['action'] == 'delete' || $_POST['action2'] == 'delete'
						) ) {
			add_filter('wp_redirect', array($this, 'preserve_lang_param_after_bulk_category_delete'));
		}

		if ( $this->is_rtl() ) {
			$GLOBALS[ 'text_direction' ] = 'rtl';
		}

		if (!wpml_is_ajax() && is_admin() && empty( $this->settings[ 'dont_show_help_admin_notice' ] ) ) {
			if ( !$this->get_setting('setup_wizard_step') ) {
				if(SitePress::check_settings_integrity()) {
					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' ) );
		}

		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';
		}

		add_action( 'init', array( $this, 'set_up_language_selector' ) );

		global $pagenow;
		if ( $pagenow == 'admin-ajax.php' ) {
			if(isset($_REQUEST['action']) && $_REQUEST['action'] == 'wpml_tt_show_terms') {
				$default_language = $this->get_default_language();
				$this->switch_lang($default_language, true);
			}
		}
		// Disable the Admin language switcher when in Taxonomy Translation page
		// If the page uses AJAX and the language must be forced to default, please use the
		// if ( $pagenow == 'admin-ajax.php' )above
		if ( is_admin() && isset( $_GET[ 'page' ] ) && $_GET[ 'page' ] == ICL_PLUGIN_FOLDER . '/menu/taxonomy-translation.php' ) {
			$this->switch_lang($default_language, true);
			add_action( 'init', array( $this, 'remove_admin_language_switcher'));
		}

		//Code to run when reactivating the plugin
		$recently_activated = $this->get_setting('just_reactivated');
		if($recently_activated) {
			add_action( 'init', array( $this, 'rebuild_language_information' ), 1000 );
		}
	}

	function icl_redirect_canonical_wrapper()
	{
		global $_icl_server_request_uri;
		$requested_url = ( !empty( $_SERVER[ 'HTTPS' ] ) && strtolower( $_SERVER[ 'HTTPS' ] ) == 'on' ) ? 'https://' : 'http://';
		$requested_url .= $this->get_server_host_name();
		$requested_url .= $_icl_server_request_uri;
		redirect_canonical( $requested_url );
	}

	/**
	 * If user perform bulk taxonomy deletion when displaying non-default
	 * language taxonomies, after deletion should stay with same language
	 *
	 * @param string $location Url where browser will redirect
	 * @return string Url where browser will redirect
	 */
	function preserve_lang_param_after_bulk_category_delete($location) {
		if (empty($_GET['lang'])) {
			return $location;
		}

		$location = add_query_arg( 'lang', $_GET['lang'], $location );

		return $location;
	}

	function remove_admin_language_switcher() {
		remove_action( 'wp_before_admin_bar_render', array( $this, 'admin_language_switcher' ) );
	}

	function rebuild_language_information() {
		$this->set_setting('just_reactivated', 0);
		$this->save_settings();
		global $iclTranslationManagement;
		if ( isset( $iclTranslationManagement ) ) {
			$iclTranslationManagement->add_missing_language_information();
		}
	}

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

		include ICL_PLUGIN_PATH . '/inc/translation-management/taxonomy-translation.php';
	}

	function setup()
	{
		$setup_complete = $this->get_setting('setup_complete');
		if(!$setup_complete) {
			$this->set_setting('setup_complete', false);
		}
		return $setup_complete;
	}

	function get_current_user()
	{
		global $current_user;
		if ( did_action( 'set_current_user' ) ) {
			return $current_user;
		} else {
			return $this->current_user; // created early / no authentication
		}
	}

	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;
		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' ] ) ? esc_sql( $_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>';
		}
	}

	/**
	 * @param WP_Query $query
	 */
	function loop_start($query) {

		if($query->post_count) {
			$this->cache_translations($query->posts);
		}
	}

	/**
	 * Cache translated posts
	 *
	 * @param $posts
	 */
	function cache_translations($posts) {
		global $wpdb, $wp_query, $sitepress;
		static $last_query=false;

		if ( isset( $sitepress ) && isset( $wp_query ) && $wp_query->is_main_query() ) {

			if($last_query == $wp_query->query_vars_hash) return;

			$sticky_posts_ids = get_option( 'sticky_posts' );
			if ( $sticky_posts_ids ) {
				if ( count( $sticky_posts_ids ) == 1 ) {
					$sticky_posts_prepared = $wpdb->prepare( "SELECT * FROM {$wpdb->posts} WHERE ID = %d", array( $sticky_posts_ids[0] ) );
				} else {
					$sticky_posts_prepared = "SELECT * FROM {$wpdb->posts} WHERE ID IN (" . implode( ',', array_filter( $sticky_posts_ids ) ) . ")";
				}
				$sticky_posts  = $wpdb->get_results( $sticky_posts_prepared );
				$posts_objects = array_map( 'get_post', $sticky_posts );
				if ( !$posts ) {
					$posts = $posts_objects;
				} else {
					$posts = array_merge( $posts, $posts_objects );
					//Remove duplicates
					$posts = array_map( "unserialize", array_unique( array_map( "serialize", $posts ) ) );
				}
			}
			if ( $posts ) {
				$terms = array();

				//Query specific cache
				$cache_key                 = $wp_query->query_vars_hash;
				$cache_group               = 'wp_query:posts_translations';
				$cached_posts_translations = wp_cache_get( $cache_key, $cache_group );
				if ( !$cached_posts_translations ) {
					$post_types = array();
					foreach ( $posts as $post ) {
						$post_types[ $post->post_type ][] = $post->ID;
					}

					$trids = array();
					if ( $post_types ) {
						$trid_cache_group = 'element_trid';
						foreach ( $post_types as $post_type => $posts_ids ) {

							$element_type    = 'post_' . $post_type;
							$s_post_type_ids = join( ',', array_filter($posts_ids) );
							$trids_prepared  = $wpdb->prepare( "SELECT trid, element_id, language_code, source_language_code FROM {$wpdb->prefix}icl_translations WHERE element_id IN (" . $s_post_type_ids . ") AND element_type=%s GROUP BY trid", array( $element_type ) );
							$post_type_trids_data = $wpdb->get_results( $trids_prepared );
							foreach($post_type_trids_data as $post_type_trid_data) {
								$element_id = $post_type_trid_data->element_id;

								$trid_cache_key = $element_id . ':post_' . $post_type;

								$trid = wp_cache_get($trid_cache_key, $trid_cache_group);

								if(!$trid) {
									$trid = $post_type_trid_data->trid;
									$trids[] = $trid;
									wp_cache_add($trid_cache_key, $trid, $trid_cache_group);
								}
								if($trid) {
									$element_language_details_cache_group = 'element_language_details';

									$element_language_details = wp_cache_get($trid_cache_key, $element_language_details_cache_group);
									if(!$element_language_details) {
										$details = new stdClass();
										$details->trid = $trid;
										$details->language_code = $post_type_trid_data->language_code;
										$details->source_language_code = $post_type_trid_data->source_language_code;

										wp_cache_add($trid_cache_key, $details, $element_language_details_cache_group);
									}
								}

								//Deal with taxonomies
								//$_taxonomies = get_post_taxonomies($element_id);
								$_taxonomies= get_post_taxonomies($element_id);
								foreach($_taxonomies as $_taxonomy) {
									if($sitepress->is_translated_taxonomy($_taxonomy)) {
										$_terms = wp_get_post_terms($element_id, $_taxonomy);
										foreach($_terms as $_term) {
											$terms[$_term->taxonomy][] = $_term->term_id;
										}
									}
								}
							}
						}
					}

					if ( $trids ) {
						if(count($trids)==1) {
							$posts_translations_prepared = $wpdb->prepare( "SELECT * FROM {$wpdb->prefix}icl_translations WHERE trid = %d ", array($trids[0]) );
						}else {
							$posts_translations_prepared = "SELECT * FROM {$wpdb->prefix}icl_translations WHERE trid IN (" . join( ',', array_filter($trids) ) . ") ";
						}
						$posts_translations     = $wpdb->get_results( $posts_translations_prepared );
						$post_ids = array();
						foreach($posts_translations as $posts_translation) {
							$post_ids[] = $posts_translation->element_id;
						}
						$posts_data = wp_cache_get($cache_key, 'wp_query:posts');
						if(!$posts_data && $post_ids) {
							$posts_prepared  = "SELECT * FROM {$wpdb->posts} WHERE ID IN (" . join( ',', array_filter($post_ids) ) . ") ";
							$posts_data  = $wpdb->get_results( $posts_prepared );
							wp_cache_set($cache_key, $posts_data, 'wp_query:posts');
						}
						if ( $posts_data ) {
							foreach($posts_data as $post) {
								$_post = wp_cache_get( $post->ID, 'posts' );

								if ( ! $_post ) {
									$_post = $post;

									$_post = sanitize_post( $_post, 'raw' );
									wp_cache_add( $_post->ID, $_post, 'posts' );
								}
							}
						}
					}

					if ( $terms ) {
						$cache_group = 'element_language_details';
						foreach ( $terms as $taxonomy => $term_ids ) {

							$element_type                = 'tax_' . $taxonomy;
							$terms_translations_prepared = $wpdb->prepare( "SELECT * FROM {$wpdb->prefix}icl_translations WHERE element_type = %s AND element_id IN (" . join( ',', $term_ids ) . ")", array( $element_type ) );
							$terms_translations          = $wpdb->get_results( $terms_translations_prepared );
							foreach ( $terms_translations as $terms_translation ) {
								$cache_key      = $terms_translation->element_id . ':' . $terms_translation->element_type;
								$cached_details = wp_cache_get( $cache_key, $cache_group );
								if ( !$cached_details ) {
									wp_cache_set( $cache_key, $terms_translation, $cache_group );
								}

								$icl_object_id_cache_group    = 'icl_object_id';
								$icl_object_id_cache_key_args = array( $terms_translation->element_id, $taxonomy, false, $terms_translation->language_code );
								$icl_object_id_cache_key      = implode( ':', array_filter( $icl_object_id_cache_key_args ) );
								$icl_object_id                = wp_cache_get( $cache_key, $cache_group );
								if ( !$icl_object_id ) {
									wp_cache_set( $icl_object_id_cache_key, $terms_translation->element_id, $icl_object_id_cache_group );
								}

								$icl_object_id_cache_key_args = array( $terms_translation->element_id, $taxonomy, true, $terms_translation->language_code );
								$icl_object_id_cache_key      = implode( ':', array_filter( $icl_object_id_cache_key_args ) );
								$icl_object_id                = wp_cache_get( $cache_key, $cache_group );
								if ( !$icl_object_id ) {
									wp_cache_set( $icl_object_id_cache_key, $terms_translation->element_id, $icl_object_id_cache_group );
								}

							}
						}
					}
				}
			}
			$last_query = $wp_query->query_vars_hash;
		}
	}

	function the_posts( $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() ) {
			// show untranslated posts

			global $wpdb, $wp_query;
			$default_language = $this->get_default_language();
			$current_language = $this->get_current_language();

			$debug_backtrace = $this->get_backtrace(4, true); //Limit to first 4 stack frames, since 3 is the highest index we use

			/** @var $custom_wp_query WP_Query */
			$custom_wp_query = isset( $debug_backtrace[ 3 ][ 'object' ] ) ? $debug_backtrace[ 3 ][ 'object' ] : false;
			//exceptions
			if ( ( $current_language == $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' ] )
			) {
				return $posts;
			}

			// get the posts in the default language instead
			$this_lang       = $this->this_lang;
			$this->this_lang = $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, $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 ) {
				$pids = false;
				foreach ( $posts as $p ) {
					$pids[ ] = $p->ID;
				}
				if ( $pids ) {
					$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[ 'pagename' ] );
			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[ $current_language ] ) ) { // if there is a translation in the current language
					if ( isset( $trans_posts[ $translations[ $current_language ]->element_id ] ) ) { //check the map of translated posts
						$my_query->posts[ $k ] = $trans_posts[ $translations[ $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[ $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 );
		}

		// cache translated posts
		$this->cache_translations($posts);

		return $posts;
	}

	function get_pages($pages, $r) {
		$this->cache_translations($pages);

		return $pages;
	}

	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;

		$default_language = $this->get_default_language();

		$found = false;
		$cache_key = "active_languages";
		$cache_group = "set_admin_lang";

		$active_languages = wp_cache_get($cach…