deptandashboard /wp-includes/class-wp-xmlrpc-server.php

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<?php
/**
 * XML-RPC protocol support for WordPress
 *
 * @package WordPress
 */

/**
 * WordPress XMLRPC server implementation.
 *
 * Implements compatibility for Blogger API, MetaWeblog API, MovableType, and
 * pingback. Additional WordPress API for managing comments, pages, posts,
 * options, etc.
 *
 * Since WordPress 2.6.0, WordPress XMLRPC server can be disabled in the
 * administration panels.
 *
 * @package WordPress
 * @subpackage Publishing
 * @since 1.5.0
 */
class wp_xmlrpc_server extends IXR_Server {

	/**
	 * Register all of the XMLRPC methods that XMLRPC server understands.
	 *
	 * Sets up server and method property. Passes XMLRPC
	 * methods through the 'xmlrpc_methods' filter to allow plugins to extend
	 * or replace XMLRPC methods.
	 *
	 * @since 1.5.0
	 *
	 * @return wp_xmlrpc_server
	 */
	function __construct() {
		$this->methods = array(
			// WordPress API
			'wp.getUsersBlogs'		=> 'this:wp_getUsersBlogs',
			'wp.getPage'			=> 'this:wp_getPage',
			'wp.getPages'			=> 'this:wp_getPages',
			'wp.newPage'			=> 'this:wp_newPage',
			'wp.deletePage'			=> 'this:wp_deletePage',
			'wp.editPage'			=> 'this:wp_editPage',
			'wp.getPageList'		=> 'this:wp_getPageList',
			'wp.getAuthors'			=> 'this:wp_getAuthors',
			'wp.getCategories'		=> 'this:mw_getCategories',		// Alias
			'wp.getTags'			=> 'this:wp_getTags',
			'wp.newCategory'		=> 'this:wp_newCategory',
			'wp.deleteCategory'		=> 'this:wp_deleteCategory',
			'wp.suggestCategories'	=> 'this:wp_suggestCategories',
			'wp.uploadFile'			=> 'this:mw_newMediaObject',	// Alias
			'wp.getCommentCount'	=> 'this:wp_getCommentCount',
			'wp.getPostStatusList'	=> 'this:wp_getPostStatusList',
			'wp.getPageStatusList'	=> 'this:wp_getPageStatusList',
			'wp.getPageTemplates'	=> 'this:wp_getPageTemplates',
			'wp.getOptions'			=> 'this:wp_getOptions',
			'wp.setOptions'			=> 'this:wp_setOptions',
			'wp.getComment'			=> 'this:wp_getComment',
			'wp.getComments'		=> 'this:wp_getComments',
			'wp.deleteComment'		=> 'this:wp_deleteComment',
			'wp.editComment'		=> 'this:wp_editComment',
			'wp.newComment'			=> 'this:wp_newComment',
			'wp.getCommentStatusList' => 'this:wp_getCommentStatusList',
			'wp.getMediaItem'		=> 'this:wp_getMediaItem',
			'wp.getMediaLibrary'	=> 'this:wp_getMediaLibrary',
			'wp.getPostFormats'     => 'this:wp_getPostFormats',

			// Blogger API
			'blogger.getUsersBlogs' => 'this:blogger_getUsersBlogs',
			'blogger.getUserInfo' => 'this:blogger_getUserInfo',
			'blogger.getPost' => 'this:blogger_getPost',
			'blogger.getRecentPosts' => 'this:blogger_getRecentPosts',
			'blogger.getTemplate' => 'this:blogger_getTemplate',
			'blogger.setTemplate' => 'this:blogger_setTemplate',
			'blogger.newPost' => 'this:blogger_newPost',
			'blogger.editPost' => 'this:blogger_editPost',
			'blogger.deletePost' => 'this:blogger_deletePost',

			// MetaWeblog API (with MT extensions to structs)
			'metaWeblog.newPost' => 'this:mw_newPost',
			'metaWeblog.editPost' => 'this:mw_editPost',
			'metaWeblog.getPost' => 'this:mw_getPost',
			'metaWeblog.getRecentPosts' => 'this:mw_getRecentPosts',
			'metaWeblog.getCategories' => 'this:mw_getCategories',
			'metaWeblog.newMediaObject' => 'this:mw_newMediaObject',

			// MetaWeblog API aliases for Blogger API
			// see http://www.xmlrpc.com/stories/storyReader$2460
			'metaWeblog.deletePost' => 'this:blogger_deletePost',
			'metaWeblog.getTemplate' => 'this:blogger_getTemplate',
			'metaWeblog.setTemplate' => 'this:blogger_setTemplate',
			'metaWeblog.getUsersBlogs' => 'this:blogger_getUsersBlogs',

			// MovableType API
			'mt.getCategoryList' => 'this:mt_getCategoryList',
			'mt.getRecentPostTitles' => 'this:mt_getRecentPostTitles',
			'mt.getPostCategories' => 'this:mt_getPostCategories',
			'mt.setPostCategories' => 'this:mt_setPostCategories',
			'mt.supportedMethods' => 'this:mt_supportedMethods',
			'mt.supportedTextFilters' => 'this:mt_supportedTextFilters',
			'mt.getTrackbackPings' => 'this:mt_getTrackbackPings',
			'mt.publishPost' => 'this:mt_publishPost',

			// PingBack
			'pingback.ping' => 'this:pingback_ping',
			'pingback.extensions.getPingbacks' => 'this:pingback_extensions_getPingbacks',

			'demo.sayHello' => 'this:sayHello',
			'demo.addTwoNumbers' => 'this:addTwoNumbers'
		);

		$this->initialise_blog_option_info( );
		$this->methods = apply_filters('xmlrpc_methods', $this->methods);
	}

	function serve_request() {
		$this->IXR_Server($this->methods);
	}

	/**
	 * Test XMLRPC API by saying, "Hello!" to client.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method Parameters.
	 * @return string
	 */
	function sayHello($args) {
		return 'Hello!';
	}

	/**
	 * Test XMLRPC API by adding two numbers for client.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method Parameters.
	 * @return int
	 */
	function addTwoNumbers($args) {
		$number1 = $args[0];
		$number2 = $args[1];
		return $number1 + $number2;
	}

	/**
	 * Check user's credentials.
	 *
	 * @since 1.5.0
	 *
	 * @param string $user_login User's username.
	 * @param string $user_pass User's password.
	 * @return bool Whether authentication passed.
	 * @deprecated use wp_xmlrpc_server::login
	 * @see wp_xmlrpc_server::login
	 */
	function login_pass_ok($user_login, $user_pass) {
		if ( !get_option( 'enable_xmlrpc' ) ) {
			$this->error = new IXR_Error( 405, sprintf( __( 'XML-RPC services are disabled on this site.  An admin user can enable them at %s'),  admin_url('options-writing.php') ) );
			return false;
		}

		if (!user_pass_ok($user_login, $user_pass)) {
			$this->error = new IXR_Error(403, __('Bad login/pass combination.'));
			return false;
		}
		return true;
	}

	/**
	 * Log user in.
	 *
	 * @since 2.8
	 *
	 * @param string $username User's username.
	 * @param string $password User's password.
	 * @return mixed WP_User object if authentication passed, false otherwise
	 */
	function login($username, $password) {
		if ( !get_option( 'enable_xmlrpc' ) ) {
			$this->error = new IXR_Error( 405, sprintf( __( 'XML-RPC services are disabled on this site.  An admin user can enable them at %s'),  admin_url('options-writing.php') ) );
			return false;
		}

		$user = wp_authenticate($username, $password);

		if (is_wp_error($user)) {
			$this->error = new IXR_Error(403, __('Bad login/pass combination.'));
			return false;
		}

		wp_set_current_user( $user->ID );
		return $user;
	}

	/**
	 * Sanitize string or array of strings for database.
	 *
	 * @since 1.5.2
	 *
	 * @param string|array $array Sanitize single string or array of strings.
	 * @return string|array Type matches $array and sanitized for the database.
	 */
	function escape(&$array) {
		global $wpdb;

		if (!is_array($array)) {
			return($wpdb->escape($array));
		} else {
			foreach ( (array) $array as $k => $v ) {
				if ( is_array($v) ) {
					$this->escape($array[$k]);
				} else if ( is_object($v) ) {
					//skip
				} else {
					$array[$k] = $wpdb->escape($v);
				}
			}
		}
	}

	/**
	 * Retrieve custom fields for post.
	 *
	 * @since 2.5.0
	 *
	 * @param int $post_id Post ID.
	 * @return array Custom fields, if exist.
	 */
	function get_custom_fields($post_id) {
		$post_id = (int) $post_id;

		$custom_fields = array();

		foreach ( (array) has_meta($post_id) as $meta ) {
			// Don't expose protected fields.
			if ( ! current_user_can( 'edit_post_meta', $post_id , $meta['meta_key'] ) )
				continue;

			$custom_fields[] = array(
				"id"    => $meta['meta_id'],
				"key"   => $meta['meta_key'],
				"value" => $meta['meta_value']
			);
		}

		return $custom_fields;
	}

	/**
	 * Set custom fields for post.
	 *
	 * @since 2.5.0
	 *
	 * @param int $post_id Post ID.
	 * @param array $fields Custom fields.
	 */
	function set_custom_fields($post_id, $fields) {
		$post_id = (int) $post_id;

		foreach ( (array) $fields as $meta ) {
			if ( isset($meta['id']) ) {
				$meta['id'] = (int) $meta['id'];
				$pmeta = get_metadata_by_mid( 'post', $meta['id'] );
				$meta['value'] = stripslashes_deep( $meta['value'] );
				if ( isset($meta['key']) ) {
					$meta['key'] = stripslashes( $meta['key'] );
					if ( $meta['key'] != $pmeta->meta_key )
						continue;
					if ( current_user_can( 'edit_post_meta', $post_id, $meta['key'] ) )
						update_metadata_by_mid( 'post', $meta['id'], $meta['value'] );
				} elseif ( current_user_can( 'delete_post_meta', $post_id, $pmeta->meta_key ) ) {
					delete_metadata_by_mid( 'post', $meta['id'] );
				}
			} elseif ( current_user_can( 'add_post_meta', $post_id, stripslashes( $meta['key'] ) ) ) {
				add_post_meta( $post_id, $meta['key'], $meta['value'] );
			}
		}
	}

	/**
	 * Set up blog options property.
	 *
	 * Passes property through 'xmlrpc_blog_options' filter.
	 *
	 * @since 2.6.0
	 */
	function initialise_blog_option_info( ) {
		global $wp_version;

		$this->blog_options = array(
			// Read only options
			'software_name'		=> array(
				'desc'			=> __( 'Software Name' ),
				'readonly'		=> true,
				'value'			=> 'WordPress'
			),
			'software_version'	=> array(
				'desc'			=> __( 'Software Version' ),
				'readonly'		=> true,
				'value'			=> $wp_version
			),
			'blog_url'			=> array(
				'desc'			=> __( 'Site URL' ),
				'readonly'		=> true,
				'option'		=> 'siteurl'
			),

			// Updatable options
			'time_zone'			=> array(
				'desc'			=> __( 'Time Zone' ),
				'readonly'		=> false,
				'option'		=> 'gmt_offset'
			),
			'blog_title'		=> array(
				'desc'			=> __( 'Site Title' ),
				'readonly'		=> false,
				'option'			=> 'blogname'
			),
			'blog_tagline'		=> array(
				'desc'			=> __( 'Site Tagline' ),
				'readonly'		=> false,
				'option'		=> 'blogdescription'
			),
			'date_format'		=> array(
				'desc'			=> __( 'Date Format' ),
				'readonly'		=> false,
				'option'		=> 'date_format'
			),
			'time_format'		=> array(
				'desc'			=> __( 'Time Format' ),
				'readonly'		=> false,
				'option'		=> 'time_format'
			),
			'users_can_register'	=> array(
				'desc'			=> __( 'Allow new users to sign up' ),
				'readonly'		=> false,
				'option'		=> 'users_can_register'
			),
			'thumbnail_size_w'	=> array(
				'desc'			=> __( 'Thumbnail Width' ),
				'readonly'		=> false,
				'option'		=> 'thumbnail_size_w'
			),
			'thumbnail_size_h'	=> array(
				'desc'			=> __( 'Thumbnail Height' ),
				'readonly'		=> false,
				'option'		=> 'thumbnail_size_h'
			),
			'thumbnail_crop'	=> array(
				'desc'			=> __( 'Crop thumbnail to exact dimensions' ),
				'readonly'		=> false,
				'option'		=> 'thumbnail_crop'
			),
			'medium_size_w'	=> array(
				'desc'			=> __( 'Medium size image width' ),
				'readonly'		=> false,
				'option'		=> 'medium_size_w'
			),
			'medium_size_h'	=> array(
				'desc'			=> __( 'Medium size image height' ),
				'readonly'		=> false,
				'option'		=> 'medium_size_h'
			),
			'large_size_w'	=> array(
				'desc'			=> __( 'Large size image width' ),
				'readonly'		=> false,
				'option'		=> 'large_size_w'
			),
			'large_size_h'	=> array(
				'desc'			=> __( 'Large size image height' ),
				'readonly'		=> false,
				'option'		=> 'large_size_h'
			)
		);

		$this->blog_options = apply_filters( 'xmlrpc_blog_options', $this->blog_options );
	}

	/**
	 * Retrieve the blogs of the user.
	 *
	 * @since 2.6.0
	 *
	 * @param array $args Method parameters. Contains:
	 *  - username
	 *  - password
	 * @return array. Contains:
	 *  - 'isAdmin'
	 *  - 'url'
	 *  - 'blogid'
	 *  - 'blogName'
	 *  - 'xmlrpc' - url of xmlrpc endpoint
	 */
	function wp_getUsersBlogs( $args ) {
		global $current_site;
		// If this isn't on WPMU then just use blogger_getUsersBlogs
		if ( !is_multisite() ) {
			array_unshift( $args, 1 );
			return $this->blogger_getUsersBlogs( $args );
		}

		$this->escape( $args );

		$username = $args[0];
		$password = $args[1];

		if ( !$user = $this->login($username, $password) )
			return $this->error;


		do_action( 'xmlrpc_call', 'wp.getUsersBlogs' );

		$blogs = (array) get_blogs_of_user( $user->ID );
		$struct = array( );

		foreach ( $blogs as $blog ) {
			// Don't include blogs that aren't hosted at this site
			if ( $blog->site_id != $current_site->id )
				continue;

			$blog_id = $blog->userblog_id;
			switch_to_blog($blog_id);
			$is_admin = current_user_can('manage_options');

			$struct[] = array(
				'isAdmin'		=> $is_admin,
				'url'			=> get_option( 'home' ) . '/',
				'blogid'		=> (string) $blog_id,
				'blogName'		=> get_option( 'blogname' ),
				'xmlrpc'		=> site_url( 'xmlrpc.php' )
			);

			restore_current_blog( );
		}

		return $struct;
	}

	/**
	 * Retrieve page.
	 *
	 * @since 2.2.0
	 *
	 * @param array $args Method parameters. Contains:
	 *  - blog_id
	 *  - page_id
	 *  - username
	 *  - password
	 * @return array
	 */
	function wp_getPage($args) {
		$this->escape($args);

		$blog_id	= (int) $args[0];
		$page_id	= (int) $args[1];
		$username	= $args[2];
		$password	= $args[3];

		if ( !$user = $this->login($username, $password) ) {
			return $this->error;
		}

		if ( !current_user_can( 'edit_page', $page_id ) )
			return new IXR_Error( 401, __( 'Sorry, you cannot edit this page.' ) );

		do_action('xmlrpc_call', 'wp.getPage');

		// Lookup page info.
		$page = get_page($page_id);

		// If we found the page then format the data.
		if ( $page->ID && ($page->post_type == 'page') ) {
			// Get all of the page content and link.
			$full_page = get_extended($page->post_content);
			$link = post_permalink($page->ID);

			// Get info the page parent if there is one.
			$parent_title = "";
			if ( !empty($page->post_parent) ) {
				$parent = get_page($page->post_parent);
				$parent_title = $parent->post_title;
			}

			// Determine comment and ping settings.
			$allow_comments = comments_open($page->ID) ? 1 : 0;
			$allow_pings = pings_open($page->ID) ? 1 : 0;

			// Format page date.
			$page_date = mysql2date('Ymd\TH:i:s', $page->post_date, false);
			$page_date_gmt = mysql2date('Ymd\TH:i:s', $page->post_date_gmt, false);

			// For drafts use the GMT version of the date
			if ( $page->post_status == 'draft' )
				$page_date_gmt = get_gmt_from_date( mysql2date( 'Y-m-d H:i:s', $page->post_date ), 'Ymd\TH:i:s' );

			// Pull the categories info together.
			$categories = array();
			foreach ( wp_get_post_categories($page->ID) as $cat_id ) {
				$categories[] = get_cat_name($cat_id);
			}

			// Get the author info.
			$author = get_userdata($page->post_author);

			$page_template = get_post_meta( $page->ID, '_wp_page_template', true );
			if ( empty( $page_template ) )
				$page_template = 'default';

			$page_struct = array(
				'dateCreated'			=> new IXR_Date($page_date),
				'userid'				=> $page->post_author,
				'page_id'				=> $page->ID,
				'page_status'			=> $page->post_status,
				'description'			=> $full_page['main'],
				'title'					=> $page->post_title,
				'link'					=> $link,
				'permaLink'				=> $link,
				'categories'			=> $categories,
				'excerpt'				=> $page->post_excerpt,
				'text_more'				=> $full_page['extended'],
				'mt_allow_comments'		=> $allow_comments,
				'mt_allow_pings'		=> $allow_pings,
				'wp_slug'				=> $page->post_name,
				'wp_password'			=> $page->post_password,
				'wp_author'				=> $author->display_name,
				'wp_page_parent_id'		=> $page->post_parent,
				'wp_page_parent_title'	=> $parent_title,
				'wp_page_order'			=> $page->menu_order,
				'wp_author_id'			=> (string) $author->ID,
				'wp_author_display_name'	=> $author->display_name,
				'date_created_gmt'		=> new IXR_Date($page_date_gmt),
				'custom_fields'			=> $this->get_custom_fields($page_id),
				'wp_page_template'		=> $page_template
			);

			return($page_struct);
		}
		// If the page doesn't exist indicate that.
		else {
			return(new IXR_Error(404, __('Sorry, no such page.')));
		}
	}

	/**
	 * Retrieve Pages.
	 *
	 * @since 2.2.0
	 *
	 * @param array $args Method parameters. Contains:
	 *  - blog_id
	 *  - username
	 *  - password
	 *  - num_pages
	 * @return array
	 */
	function wp_getPages($args) {
		$this->escape($args);

		$blog_id	= (int) $args[0];
		$username	= $args[1];
		$password	= $args[2];
		$num_pages	= isset($args[3]) ? (int) $args[3] : 10;

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can( 'edit_pages' ) )
			return new IXR_Error( 401, __( 'Sorry, you cannot edit pages.' ) );

		do_action('xmlrpc_call', 'wp.getPages');

		$pages = get_posts( array('post_type' => 'page', 'post_status' => 'any', 'numberposts' => $num_pages) );
		$num_pages = count($pages);

		// If we have pages, put together their info.
		if ( $num_pages >= 1 ) {
			$pages_struct = array();

			for ( $i = 0; $i < $num_pages; $i++ ) {
				$page = wp_xmlrpc_server::wp_getPage(array(
					$blog_id, $pages[$i]->ID, $username, $password
				));
				$pages_struct[] = $page;
			}

			return($pages_struct);
		}
		// If no pages were found return an error.
		else {
			return(array());
		}
	}

	/**
	 * Create new page.
	 *
	 * @since 2.2.0
	 *
	 * @param array $args Method parameters. See {@link wp_xmlrpc_server::mw_newPost()}
	 * @return unknown
	 */
	function wp_newPage($args) {
		// Items not escaped here will be escaped in newPost.
		$username	= $this->escape($args[1]);
		$password	= $this->escape($args[2]);
		$page		= $args[3];
		$publish	= $args[4];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		do_action('xmlrpc_call', 'wp.newPage');

		// Make sure the user is allowed to add new pages.
		if ( !current_user_can('publish_pages') )
			return(new IXR_Error(401, __('Sorry, you cannot add new pages.')));

		// Mark this as content for a page.
		$args[3]["post_type"] = 'page';

		// Let mw_newPost do all of the heavy lifting.
		return($this->mw_newPost($args));
	}

	/**
	 * Delete page.
	 *
	 * @since 2.2.0
	 *
	 * @param array $args Method parameters.
	 * @return bool True, if success.
	 */
	function wp_deletePage($args) {
		$this->escape($args);

		$blog_id	= (int) $args[0];
		$username	= $args[1];
		$password	= $args[2];
		$page_id	= (int) $args[3];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		do_action('xmlrpc_call', 'wp.deletePage');

		// Get the current page based on the page_id and
		// make sure it is a page and not a post.
		$actual_page = wp_get_single_post($page_id, ARRAY_A);
		if ( !$actual_page || ($actual_page['post_type'] != 'page') )
			return(new IXR_Error(404, __('Sorry, no such page.')));

		// Make sure the user can delete pages.
		if ( !current_user_can('delete_page', $page_id) )
			return(new IXR_Error(401, __('Sorry, you do not have the right to delete this page.')));

		// Attempt to delete the page.
		$result = wp_delete_post($page_id);
		if ( !$result )
			return(new IXR_Error(500, __('Failed to delete the page.')));

		return(true);
	}

	/**
	 * Edit page.
	 *
	 * @since 2.2.0
	 *
	 * @param array $args Method parameters.
	 * @return unknown
	 */
	function wp_editPage($args) {
		// Items not escaped here will be escaped in editPost.
		$blog_id	= (int) $args[0];
		$page_id	= (int) $this->escape($args[1]);
		$username	= $this->escape($args[2]);
		$password	= $this->escape($args[3]);
		$content	= $args[4];
		$publish	= $args[5];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		do_action('xmlrpc_call', 'wp.editPage');

		// Get the page data and make sure it is a page.
		$actual_page = wp_get_single_post($page_id, ARRAY_A);
		if ( !$actual_page || ($actual_page['post_type'] != 'page') )
			return(new IXR_Error(404, __('Sorry, no such page.')));

		// Make sure the user is allowed to edit pages.
		if ( !current_user_can('edit_page', $page_id) )
			return(new IXR_Error(401, __('Sorry, you do not have the right to edit this page.')));

		// Mark this as content for a page.
		$content['post_type'] = 'page';

		// Arrange args in the way mw_editPost understands.
		$args = array(
			$page_id,
			$username,
			$password,
			$content,
			$publish
		);

		// Let mw_editPost do all of the heavy lifting.
		return($this->mw_editPost($args));
	}

	/**
	 * Retrieve page list.
	 *
	 * @since 2.2.0
	 *
	 * @param array $args Method parameters.
	 * @return unknown
	 */
	function wp_getPageList($args) {
		global $wpdb;

		$this->escape($args);

		$blog_id				= (int) $args[0];
		$username				= $args[1];
		$password				= $args[2];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can( 'edit_pages' ) )
			return new IXR_Error( 401, __( 'Sorry, you cannot edit pages.' ) );

		do_action('xmlrpc_call', 'wp.getPageList');

		// Get list of pages ids and titles
		$page_list = $wpdb->get_results("
			SELECT ID page_id,
				post_title page_title,
				post_parent page_parent_id,
				post_date_gmt,
				post_date,
				post_status
			FROM {$wpdb->posts}
			WHERE post_type = 'page'
			ORDER BY ID
		");

		// The date needs to be formatted properly.
		$num_pages = count($page_list);
		for ( $i = 0; $i < $num_pages; $i++ ) {
			$post_date = mysql2date('Ymd\TH:i:s', $page_list[$i]->post_date, false);
			$post_date_gmt = mysql2date('Ymd\TH:i:s', $page_list[$i]->post_date_gmt, false);

			$page_list[$i]->dateCreated = new IXR_Date($post_date);
			$page_list[$i]->date_created_gmt = new IXR_Date($post_date_gmt);

			// For drafts use the GMT version of the date
			if ( $page_list[$i]->post_status == 'draft' ) {
				$page_list[$i]->date_created_gmt = get_gmt_from_date( mysql2date( 'Y-m-d H:i:s', $page_list[$i]->post_date ), 'Ymd\TH:i:s' );
				$page_list[$i]->date_created_gmt = new IXR_Date( $page_list[$i]->date_created_gmt );
			}

			unset($page_list[$i]->post_date_gmt);
			unset($page_list[$i]->post_date);
			unset($page_list[$i]->post_status);
		}

		return($page_list);
	}

	/**
	 * Retrieve authors list.
	 *
	 * @since 2.2.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function wp_getAuthors($args) {

		$this->escape($args);

		$blog_id	= (int) $args[0];
		$username	= $args[1];
		$password	= $args[2];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can('edit_posts') )
			return(new IXR_Error(401, __('Sorry, you cannot edit posts on this site.')));

		do_action('xmlrpc_call', 'wp.getAuthors');

		$authors = array();
		foreach ( get_users( array( 'fields' => array('ID','user_login','display_name') ) ) as $user ) {
			$authors[] = array(
				'user_id'       => $user->ID,
				'user_login'    => $user->user_login,
				'display_name'  => $user->display_name
			);
		}

		return $authors;
	}

	/**
	 * Get list of all tags
	 *
	 * @since 2.7
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function wp_getTags( $args ) {
		$this->escape( $args );

		$blog_id		= (int) $args[0];
		$username		= $args[1];
		$password		= $args[2];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can( 'edit_posts' ) )
			return new IXR_Error( 401, __( 'Sorry, you must be able to edit posts on this site in order to view tags.' ) );

		do_action( 'xmlrpc_call', 'wp.getKeywords' );

		$tags = array( );

		if ( $all_tags = get_tags() ) {
			foreach( (array) $all_tags as $tag ) {
				$struct['tag_id']			= $tag->term_id;
				$struct['name']				= $tag->name;
				$struct['count']			= $tag->count;
				$struct['slug']				= $tag->slug;
				$struct['html_url']			= esc_html( get_tag_link( $tag->term_id ) );
				$struct['rss_url']			= esc_html( get_tag_feed_link( $tag->term_id ) );

				$tags[] = $struct;
			}
		}

		return $tags;
	}

	/**
	 * Create new category.
	 *
	 * @since 2.2.0
	 *
	 * @param array $args Method parameters.
	 * @return int Category ID.
	 */
	function wp_newCategory($args) {
		$this->escape($args);

		$blog_id				= (int) $args[0];
		$username				= $args[1];
		$password				= $args[2];
		$category				= $args[3];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		do_action('xmlrpc_call', 'wp.newCategory');

		// Make sure the user is allowed to add a category.
		if ( !current_user_can('manage_categories') )
			return(new IXR_Error(401, __('Sorry, you do not have the right to add a category.')));

		// If no slug was provided make it empty so that
		// WordPress will generate one.
		if ( empty($category['slug']) )
			$category['slug'] = '';

		// If no parent_id was provided make it empty
		// so that it will be a top level page (no parent).
		if ( !isset($category['parent_id']) )
			$category['parent_id'] = '';

		// If no description was provided make it empty.
		if ( empty($category["description"]) )
			$category["description"] = "";

		$new_category = array(
			'cat_name'				=> $category['name'],
			'category_nicename'		=> $category['slug'],
			'category_parent'		=> $category['parent_id'],
			'category_description'	=> $category['description']
		);

		$cat_id = wp_insert_category($new_category, true);
		if ( is_wp_error( $cat_id ) ) {
			if ( 'term_exists' == $cat_id->get_error_code() )
				return (int) $cat_id->get_error_data();
			else
				return(new IXR_Error(500, __('Sorry, the new category failed.')));
		} elseif ( ! $cat_id ) {
			return(new IXR_Error(500, __('Sorry, the new category failed.')));
		}

		return($cat_id);
	}

	/**
	 * Remove category.
	 *
	 * @since 2.5.0
	 *
	 * @param array $args Method parameters.
	 * @return mixed See {@link wp_delete_term()} for return info.
	 */
	function wp_deleteCategory($args) {
		$this->escape($args);

		$blog_id		= (int) $args[0];
		$username		= $args[1];
		$password		= $args[2];
		$category_id	= (int) $args[3];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		do_action('xmlrpc_call', 'wp.deleteCategory');

		if ( !current_user_can('manage_categories') )
			return new IXR_Error( 401, __( 'Sorry, you do not have the right to delete a category.' ) );

		return wp_delete_term( $category_id, 'category' );
	}

	/**
	 * Retrieve category list.
	 *
	 * @since 2.2.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function wp_suggestCategories($args) {
		$this->escape($args);

		$blog_id				= (int) $args[0];
		$username				= $args[1];
		$password				= $args[2];
		$category				= $args[3];
		$max_results			= (int) $args[4];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can( 'edit_posts' ) )
			return new IXR_Error( 401, __( 'Sorry, you must be able to edit posts to this site in order to view categories.' ) );

		do_action('xmlrpc_call', 'wp.suggestCategories');

		$category_suggestions = array();
		$args = array('get' => 'all', 'number' => $max_results, 'name__like' => $category);
		foreach ( (array) get_categories($args) as $cat ) {
			$category_suggestions[] = array(
				'category_id'	=> $cat->term_id,
				'category_name'	=> $cat->name
			);
		}

		return($category_suggestions);
	}

	/**
	 * Retrieve comment.
	 *
	 * @since 2.7.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function wp_getComment($args) {
		$this->escape($args);

		$blog_id	= (int) $args[0];
		$username	= $args[1];
		$password	= $args[2];
		$comment_id	= (int) $args[3];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can( 'moderate_comments' ) )
			return new IXR_Error( 403, __( 'You are not allowed to moderate comments on this site.' ) );

		do_action('xmlrpc_call', 'wp.getComment');

		if ( ! $comment = get_comment($comment_id) )
			return new IXR_Error( 404, __( 'Invalid comment ID.' ) );

		// Format page date.
		$comment_date = mysql2date('Ymd\TH:i:s', $comment->comment_date, false);
		$comment_date_gmt = mysql2date('Ymd\TH:i:s', $comment->comment_date_gmt, false);

		if ( '0' == $comment->comment_approved )
			$comment_status = 'hold';
		else if ( 'spam' == $comment->comment_approved )
			$comment_status = 'spam';
		else if ( '1' == $comment->comment_approved )
			$comment_status = 'approve';
		else
			$comment_status = $comment->comment_approved;

		$link = get_comment_link($comment);

		$comment_struct = array(
			'date_created_gmt'		=> new IXR_Date($comment_date_gmt),
			'user_id'				=> $comment->user_id,
			'comment_id'			=> $comment->comment_ID,
			'parent'				=> $comment->comment_parent,
			'status'				=> $comment_status,
			'content'				=> $comment->comment_content,
			'link'					=> $link,
			'post_id'				=> $comment->comment_post_ID,
			'post_title'			=> get_the_title($comment->comment_post_ID),
			'author'				=> $comment->comment_author,
			'author_url'			=> $comment->comment_author_url,
			'author_email'			=> $comment->comment_author_email,
			'author_ip'				=> $comment->comment_author_IP,
			'type'					=> $comment->comment_type,
		);

		return $comment_struct;
	}

	/**
	 * Retrieve comments.
	 *
	 * Besides the common blog_id, username, and password arguments, it takes a filter
	 * array as last argument.
	 *
	 * Accepted 'filter' keys are 'status', 'post_id', 'offset', and 'number'.
	 *
	 * The defaults are as follows:
	 * - 'status' - Default is ''. Filter by status (e.g., 'approve', 'hold')
	 * - 'post_id' - Default is ''. The post where the comment is posted. Empty string shows all comments.
	 * - 'number' - Default is 10. Total number of media items to retrieve.
	 * - 'offset' - Default is 0. See {@link WP_Query::query()} for more.
	 *
	 * @since 2.7.0
	 *
	 * @param array $args Method parameters.
	 * @return array. Contains a collection of comments. See {@link wp_xmlrpc_server::wp_getComment()} for a description of each item contents
	 */
	function wp_getComments($args) {
		$raw_args = $args;
		$this->escape($args);

		$blog_id	= (int) $args[0];
		$username	= $args[1];
		$password	= $args[2];
		$struct		= $args[3];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can( 'moderate_comments' ) )
			return new IXR_Error( 401, __( 'Sorry, you cannot edit comments.' ) );

		do_action('xmlrpc_call', 'wp.getComments');

		if ( isset($struct['status']) )
			$status = $struct['status'];
		else
			$status = '';

		$post_id = '';
		if ( isset($struct['post_id']) )
			$post_id = absint($struct['post_id']);

		$offset = 0;
		if ( isset($struct['offset']) )
			$offset = absint($struct['offset']);

		$number = 10;
		if ( isset($struct['number']) )
			$number = absint($struct['number']);

		$comments = get_comments( array('status' => $status, 'post_id' => $post_id, 'offset' => $offset, 'number' => $number ) );
		$num_comments = count($comments);

		if ( ! $num_comments )
			return array();

		$comments_struct = array();

    // FIXME: we already have the comments, why query them again?
		for ( $i = 0; $i < $num_comments; $i++ ) {
			$comment = wp_xmlrpc_server::wp_getComment(array(
				$raw_args[0], $raw_args[1], $raw_args[2], $comments[$i]->comment_ID,
			));
			$comments_struct[] = $comment;
		}

		return $comments_struct;
	}

	/**
	 * Delete a comment.
	 *
	 * By default, the comment will be moved to the trash instead of deleted.
	 * See {@link wp_delete_comment()} for more information on
	 * this behavior.
	 *
	 * @since 2.7.0
	 *
	 * @param array $args Method parameters. Contains:
	 *  - blog_id
	 *  - username
	 *  - password
	 *  - comment_id
	 * @return mixed {@link wp_delete_comment()}
	 */
	function wp_deleteComment($args) {
		$this->escape($args);

		$blog_id	= (int) $args[0];
		$username	= $args[1];
		$password	= $args[2];
		$comment_ID	= (int) $args[3];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can( 'moderate_comments' ) )
			return new IXR_Error( 403, __( 'You are not allowed to moderate comments on this site.' ) );

		if ( ! get_comment($comment_ID) )
			return new IXR_Error( 404, __( 'Invalid comment ID.' ) );

		if ( !current_user_can( 'edit_comment', $comment_ID ) )
			return new IXR_Error( 403, __( 'You are not allowed to moderate comments on this site.' ) );

		do_action('xmlrpc_call', 'wp.deleteComment');

		return wp_delete_comment($comment_ID);
	}

	/**
	 * Edit comment.
	 *
	 * Besides the common blog_id, username, and password arguments, it takes a
	 * comment_id integer and a content_struct array as last argument.
	 *
	 * The allowed keys in the content_struct array are:
	 *  - 'author'
	 *  - 'author_url'
	 *  - 'author_email'
	 *  - 'content'
	 *  - 'date_created_gmt'
	 *  - 'status'. Common statuses are 'approve', 'hold', 'spam'. See {@link get_comment_statuses()} for more details
	 *
	 * @since 2.7.0
	 *
	 * @param array $args. Contains:
	 *  - blog_id
	 *  - username
	 *  - password
	 *  - comment_id
	 *  - content_struct
	 * @return bool True, on success.
	 */
	function wp_editComment($args) {
		$this->escape($args);

		$blog_id	= (int) $args[0];
		$username	= $args[1];
		$password	= $args[2];
		$comment_ID	= (int) $args[3];
		$content_struct = $args[4];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can( 'moderate_comments' ) )
			return new IXR_Error( 403, __( 'You are not allowed to moderate comments on this site.' ) );

		if ( ! get_comment($comment_ID) )
			return new IXR_Error( 404, __( 'Invalid comment ID.' ) );

		if ( !current_user_can( 'edit_comment', $comment_ID ) )
			return new IXR_Error( 403, __( 'You are not allowed to moderate comments on this site.' ) );

		do_action('xmlrpc_call', 'wp.editComment');

		if ( isset($content_struct['status']) ) {
			$statuses = get_comment_statuses();
			$statuses = array_keys($statuses);

			if ( ! in_array($content_struct['status'], $statuses) )
				return new IXR_Error( 401, __( 'Invalid comment status.' ) );
			$comment_approved = $content_struct['status'];
		}

		// Do some timestamp voodoo
		if ( !empty( $content_struct['date_created_gmt'] ) ) {
			$dateCreated = str_replace( 'Z', '', $content_struct['date_created_gmt']->getIso() ) . 'Z'; // We know this is supposed to be GMT, so we're going to slap that Z on there by force
			$comment_date = get_date_from_gmt(iso8601_to_datetime($dateCreated));
			$comment_date_gmt = iso8601_to_datetime($dateCreated, 'GMT');
		}

		if ( isset($content_struct['content']) )
			$comment_content = $content_struct['content'];

		if ( isset($content_struct['author']) )
			$comment_author = $content_struct['author'];

		if ( isset($content_struct['author_url']) )
			$comment_author_url = $content_struct['author_url'];

		if ( isset($content_struct['author_email']) )
			$comment_author_email = $content_struct['author_email'];

		// We've got all the data -- post it:
		$comment = compact('comment_ID', 'comment_content', 'comment_approved', 'comment_date', 'comment_date_gmt', 'comment_author', 'comment_author_email', 'comment_author_url');

		$result = wp_update_comment($comment);
		if ( is_wp_error( $result ) )
			return new IXR_Error(500, $result->get_error_message());

		if ( !$result )
			return new IXR_Error(500, __('Sorry, the comment could not be edited. Something wrong happened.'));

		return true;
	}

	/**
	 * Create new comment.
	 *
	 * @since 2.7.0
	 *
	 * @param array $args Method parameters.
	 * @return mixed {@link wp_new_comment()}
	 */
	function wp_newComment($args) {
		global $wpdb;

		$this->escape($args);

		$blog_id	= (int) $args[0];
		$username	= $args[1];
		$password	= $args[2];
		$post		= $args[3];
		$content_struct = $args[4];

		$allow_anon = apply_filters('xmlrpc_allow_anonymous_comments', false);

		$user = $this->login($username, $password);

		if ( !$user ) {
			$logged_in = false;
			if ( $allow_anon && get_option('comment_registration') )
				return new IXR_Error( 403, __( 'You must be registered to comment' ) );
			else if ( !$allow_anon )
				return $this->error;
		} else {
			$logged_in = true;
		}

		if ( is_numeric($post) )
			$post_id = absint($post);
		else
			$post_id = url_to_postid($post);

		if ( ! $post_id )
			return new IXR_Error( 404, __( 'Invalid post ID.' ) );

		if ( ! get_post($post_id) )
			return new IXR_Error( 404, __( 'Invalid post ID.' ) );

		$comment['comment_post_ID'] = $post_id;

		if ( $logged_in ) {
			$comment['comment_author'] = $wpdb->escape( $user->display_name );
			$comment['comment_author_email'] = $wpdb->escape( $user->user_email );
			$comment['comment_author_url'] = $wpdb->escape( $user->user_url );
			$comment['user_ID'] = $user->ID;
		} else {
			$comment['comment_author'] = '';
			if ( isset($content_struct['author']) )
				$comment['comment_author'] = $content_struct['author'];

			$comment['comment_author_email'] = '';
			if ( isset($content_struct['author_email']) )
				$comment['comment_author_email'] = $content_struct['author_email'];

			$comment['comment_author_url'] = '';
			if ( isset($content_struct['author_url']) )
				$comment['comment_author_url'] = $content_struct['author_url'];

			$comment['user_ID'] = 0;

			if ( get_option('require_name_email') ) {
				if ( 6 > strlen($comment['comment_author_email']) || '' == $comment['comment_author'] )
					return new IXR_Error( 403, __( 'Comment author name and email are required' ) );
				elseif ( !is_email($comment['comment_author_email']) )
					return new IXR_Error( 403, __( 'A valid email address is required' ) );
			}
		}

		$comment['comment_parent'] = isset($content_struct['comment_parent']) ? absint($content_struct['comment_parent']) : 0;

		$comment['comment_content'] =  isset($content_struct['content']) ? $content_struct['content'] : null;

		do_action('xmlrpc_call', 'wp.newComment');

		return wp_new_comment($comment);
	}

	/**
	 * Retrieve all of the comment status.
	 *
	 * @since 2.7.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function wp_getCommentStatusList($args) {
		$this->escape( $args );

		$blog_id	= (int) $args[0];
		$username	= $args[1];
		$password	= $args[2];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can( 'moderate_comments' ) )
			return new IXR_Error( 403, __( 'You are not allowed access to details about this site.' ) );

		do_action('xmlrpc_call', 'wp.getCommentStatusList');

		return get_comment_statuses( );
	}

	/**
	 * Retrieve comment count.
	 *
	 * @since 2.5.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function wp_getCommentCount( $args ) {
		$this->escape($args);

		$blog_id	= (int) $args[0];
		$username	= $args[1];
		$password	= $args[2];
		$post_id	= (int) $args[3];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can( 'edit_posts' ) )
			return new IXR_Error( 403, __( 'You are not allowed access to details about comments.' ) );

		do_action('xmlrpc_call', 'wp.getCommentCount');

		$count = wp_count_comments( $post_id );
		return array(
			'approved' => $count->approved,
			'awaiting_moderation' => $count->moderated,
			'spam' => $count->spam,
			'total_comments' => $count->total_comments
		);
	}

	/**
	 * Retrieve post statuses.
	 *
	 * @since 2.5.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function wp_getPostStatusList( $args ) {
		$this->escape( $args );

		$blog_id	= (int) $args[0];
		$username	= $args[1];
		$password	= $args[2];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can( 'edit_posts' ) )
			return new IXR_Error( 403, __( 'You are not allowed access to details about this site.' ) );

		do_action('xmlrpc_call', 'wp.getPostStatusList');

		return get_post_statuses( );
	}

	/**
	 * Retrieve page statuses.
	 *
	 * @since 2.5.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function wp_getPageStatusList( $args ) {
		$this->escape( $args );

		$blog_id	= (int) $args[0];
		$username	= $args[1];
		$password	= $args[2];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can( 'edit_pages' ) )
			return new IXR_Error( 403, __( 'You are not allowed access to details about this site.' ) );

		do_action('xmlrpc_call', 'wp.getPageStatusList');

		return get_page_statuses( );
	}

	/**
	 * Retrieve page templates.
	 *
	 * @since 2.6.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function wp_getPageTemplates( $args ) {
		$this->escape( $args );

		$blog_id	= (int) $args[0];
		$username	= $args[1];
		$password	= $args[2];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can( 'edit_pages' ) )
			return new IXR_Error( 403, __( 'You are not allowed access to details about this site.' ) );

		$templates = get_page_templates( );
		$templates['Default'] = 'default';

		return $templates;
	}

	/**
	 * Retrieve blog options.
	 *
	 * @since 2.6.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function wp_getOptions( $args ) {
		$this->escape( $args );

		$blog_id	= (int) $args[0];
		$username	= $args[1];
		$password	= $args[2];
		$options	= isset( $args[3] ) ? (array) $args[3] : array();

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		// If no specific options where asked for, return all of them
		if ( count( $options ) == 0 )
			$options = array_keys($this->blog_options);

		return $this->_getOptions($options);
	}

	/**
	 * Retrieve blog options value from list.
	 *
	 * @since 2.6.0
	 *
	 * @param array $options Options to retrieve.
	 * @return array
	 */
	function _getOptions($options) {
		$data = array( );
		foreach ( $options as $option ) {
			if ( array_key_exists( $option, $this->blog_options ) ) {
				$data[$option] = $this->blog_options[$option];
				//Is the value static or dynamic?
				if ( isset( $data[$option]['option'] ) ) {
					$data[$option]['value'] = get_option( $data[$option]['option'] );
					unset($data[$option]['option']);
				}
			}
		}

		return $data;
	}

	/**
	 * Update blog options.
	 *
	 * @since 2.6.0
	 *
	 * @param array $args Method parameters.
	 * @return unknown
	 */
	function wp_setOptions( $args ) {
		$this->escape( $args );

		$blog_id	= (int) $args[0];
		$username	= $args[1];
		$password	= $args[2];
		$options	= (array) $args[3];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can( 'manage_options' ) )
			return new IXR_Error( 403, __( 'You are not allowed to update options.' ) );

		foreach ( $options as $o_name => $o_value ) {
			$option_names[] = $o_name;
			if ( !array_key_exists( $o_name, $this->blog_options ) )
				continue;

			if ( $this->blog_options[$o_name]['readonly'] == true )
				continue;

			update_option( $this->blog_options[$o_name]['option'], $o_value );
		}

		//Now return the updated values
		return $this->_getOptions($option_names);
	}

	/**
	 * Retrieve a media item by ID
	 *
	 * @since 3.1.0
	 *
	 * @param array $args Method parameters. Contains:
	 *  - blog_id
	 *  - username
	 *  - password
	 *  - attachment_id
	 * @return array. Associative array containing:
	 *  - 'date_created_gmt'
	 *  - 'parent'
	 *  - 'link'
	 *  - 'thumbnail'
	 *  - 'title'
	 *  - 'caption'
	 *  - 'description'
	 *  - 'metadata'
	 */
	function wp_getMediaItem($args) {
		$this->escape($args);

		$blog_id		= (int) $args[0];
		$username		= $args[1];
		$password		= $args[2];
		$attachment_id	= (int) $args[3];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can( 'upload_files' ) )
			return new IXR_Error( 403, __( 'You are not allowed to upload files to this site.' ) );

		do_action('xmlrpc_call', 'wp.getMediaItem');

		if ( ! $attachment = get_post($attachment_id) )
			return new IXR_Error( 404, __( 'Invalid attachment ID.' ) );

		// Format page date.
		$attachment_date = mysql2date('Ymd\TH:i:s', $attachment->post_date, false);
		$attachment_date_gmt = mysql2date('Ymd\TH:i:s', $attachment->post_date_gmt, false);

		$link = wp_get_attachment_url($attachment->ID);
		$thumbnail_link = wp_get_attachment_thumb_url($attachment->ID);

		$attachment_struct = array(
			'date_created_gmt'		=> new IXR_Date($attachment_date_gmt),
			'parent'				=> $attachment->post_parent,
			'link'					=> $link,
			'thumbnail'				=> $thumbnail_link,
			'title'					=> $attachment->post_title,
			'caption'				=> $attachment->post_excerpt,
			'description'			=> $attachment->post_content,
			'metadata'				=> wp_get_attachment_metadata($attachment->ID),
		);

		return $attachment_struct;
	}

	/**
	 * Retrieves a collection of media library items (or attachments)
	 *
	 * Besides the common blog_id, username, and password arguments, it takes a filter
	 * array as last argument.
	 *
	 * Accepted 'filter' keys are 'parent_id', 'mime_type', 'offset', and 'number'.
	 *
	 * The defaults are as follows:
	 * - 'number' - Default is 5. Total number of media items to retrieve.
	 * - 'offset' - Default is 0. See {@link WP_Query::query()} for more.
	 * - 'parent_id' - Default is ''. The post where the media item is attached. Empty string shows all media items. 0 shows unattached media items.
	 * - 'mime_type' - Default is ''. Filter by mime type (e.g., 'image/jpeg', 'application/pdf')
	 *
	 * @since 3.1.0
	 *
	 * @param array $args Method parameters. Contains:
	 *  - blog_id
	 *  - username
	 *  - password
	 *  - filter
	 * @return array. Contains a collection of media items. See {@link wp_xmlrpc_server::wp_getMediaItem()} for a description of each item contents
	 */
	function wp_getMediaLibrary($args) {
		$raw_args = $args;
		$this->escape($args);

		$blog_id	= (int) $args[0];
		$username	= $args[1];
		$password	= $args[2];
		$struct		= isset( $args[3] ) ? $args[3] : array() ;

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can( 'upload_files' ) )
			return new IXR_Error( 401, __( 'Sorry, you cannot upload files.' ) );

		do_action('xmlrpc_call', 'wp.getMediaLibrary');

		$parent_id = ( isset($struct['parent_id']) ) ? absint($struct['parent_id']) : '' ;
		$mime_type = ( isset($struct['mime_type']) ) ? $struct['mime_type'] : '' ;
		$offset = ( isset($struct['offset']) ) ? absint($struct['offset']) : 0 ;
		$number = ( isset($struct['number']) ) ? absint($struct['number']) : -1 ;

		$attachments = get_posts( array('post_type' => 'attachment', 'post_parent' => $parent_id, 'offset' => $offset, 'numberposts' => $number, 'post_mime_type' => $mime_type ) );
		$num_attachments = count($attachments);

		if ( ! $num_attachments )
			return array();

		$attachments_struct = array();

		foreach ($attachments as $attachment )
			$attachments_struct[] = $this->wp_getMediaItem( array( $raw_args[0], $raw_args[1], $raw_args[2], $attachment->ID ) );

		return $attachments_struct;
	}

	/**
	  * Retrieves a list of post formats used by the site
	  *
	  * @since 3.1
	  *
	  * @param array $args Method parameters. Contains:
	  *  - blog_id
	  *  - username
	  *  - password
	  * @return array
	  */
	function wp_getPostFormats( $args ) {
		$this->escape( $args );

		$blog_id = (int) $args[0];
		$username = $args[1];
		$password = $args[2];

		if ( !$user = $this->login( $username, $password ) )
			return $this->error;

		do_action( 'xmlrpc_call', 'wp.getPostFormats' );

		$formats = get_post_format_strings();

		# find out if they want a list of currently supports formats
		if ( isset( $args[3] ) && is_array( $args[3] ) ) {
			if ( $args[3]['show-supported'] ) {
				if ( current_theme_supports( 'post-formats' ) ) {
					$supported = get_theme_support( 'post-formats' );

					$data['all'] = $formats;
					$data['supported'] = $supported[0];

					$formats = $data;
				}
			}
		}

		return $formats;
	}

	/* Blogger API functions.
	 * specs on http://plant.blogger.com/api and http://groups.yahoo.com/group/bloggerDev/
	 */

	/**
	 * Retrieve blogs that user owns.
	 *
	 * Will make more sense once we support multiple blogs.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function blogger_getUsersBlogs($args) {
		if ( is_multisite() )
			return $this->_multisite_getUsersBlogs($args);

		$this->escape($args);

		$username = $args[1];
		$password  = $args[2];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		do_action('xmlrpc_call', 'blogger.getUsersBlogs');

		$is_admin = current_user_can('manage_options');

		$struct = array(
			'isAdmin'  => $is_admin,
			'url'      => get_option('home') . '/',
			'blogid'   => '1',
			'blogName' => get_option('blogname'),
			'xmlrpc'   => site_url( 'xmlrpc.php' )
		);

		return array($struct);
	}

	/**
	 * Private function for retrieving a users blogs for multisite setups
	 *
	 * @access protected
	 */
	function _multisite_getUsersBlogs($args) {
		global $current_blog;
		$domain = $current_blog->domain;
		$path = $current_blog->path . 'xmlrpc.php';
		$protocol = is_ssl() ? 'https' : 'http';

		$rpc = new IXR_Client("$protocol://{$domain}{$path}");
		$rpc->query('wp.getUsersBlogs', $args[1], $args[2]);
		$blogs = $rpc->getResponse();

		if ( isset($blogs['faultCode']) )
			return new IXR_Error($blogs['faultCode'], $blogs['faultString']);

		if ( $_SERVER['HTTP_HOST'] == $domain && $_SERVER['REQUEST_URI'] == $path ) {
			return $blogs;
		} else {
			foreach ( (array) $blogs as $blog ) {
				if ( strpos($blog['url'], $_SERVER['HTTP_HOST']) )
					return array($blog);
			}
			return array();
		}
	}

	/**
	 * Retrieve user's data.
	 *
	 * Gives your client some info about you, so you don't have to.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function blogger_getUserInfo($args) {

		$this->escape($args);

		$username = $args[1];
		$password  = $args[2];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can( 'edit_posts' ) )
			return new IXR_Error( 401, __( 'Sorry, you do not have access to user data on this site.' ) );

		do_action('xmlrpc_call', 'blogger.getUserInfo');

		$struct = array(
			'nickname'  => $user->nickname,
			'userid'    => $user->ID,
			'url'       => $user->user_url,
			'lastname'  => $user->last_name,
			'firstname' => $user->first_name
		);

		return $struct;
	}

	/**
	 * Retrieve post.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function blogger_getPost($args) {

		$this->escape($args);

		$post_ID    = (int) $args[1];
		$username = $args[2];
		$password  = $args[3];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can( 'edit_post', $post_ID ) )
			return new IXR_Error( 401, __( 'Sorry, you cannot edit this post.' ) );

		do_action('xmlrpc_call', 'blogger.getPost');

		$post_data = wp_get_single_post($post_ID, ARRAY_A);

		$categories = implode(',', wp_get_post_categories($post_ID));

		$content  = '<title>'.stripslashes($post_data['post_title']).'</title>';
		$content .= '<category>'.$categories.'</category>';
		$content .= stripslashes($post_data['post_content']);

		$struct = array(
			'userid'    => $post_data['post_author'],
			'dateCreated' => new IXR_Date(mysql2date('Ymd\TH:i:s', $post_data['post_date'], false)),
			'content'     => $content,
			'postid'  => (string) $post_data['ID']
		);

		return $struct;
	}

	/**
	 * Retrieve list of recent posts.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function blogger_getRecentPosts($args) {

		$this->escape($args);

		// $args[0] = appkey - ignored
		$blog_ID    = (int) $args[1]; /* though we don't use it yet */
		$username = $args[2];
		$password  = $args[3];
		if ( isset( $args[4] ) )
			$query = array( 'numberposts' => absint( $args[4] ) );
		else
			$query = array();

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		do_action('xmlrpc_call', 'blogger.getRecentPosts');

		$posts_list = wp_get_recent_posts( $query );

		if ( !$posts_list ) {
			$this->error = new IXR_Error(500, __('Either there are no posts, or something went wrong.'));
			return $this->error;
		}

		foreach ($posts_list as $entry) {
			if ( !current_user_can( 'edit_post', $entry['ID'] ) )
				continue;

			$post_date = mysql2date('Ymd\TH:i:s', $entry['post_date'], false);
			$categories = implode(',', wp_get_post_categories($entry['ID']));

			$content  = '<title>'.stripslashes($entry['post_title']).'</title>';
			$content .= '<category>'.$categories.'</category>';
			$content .= stripslashes($entry['post_content']);

			$struct[] = array(
				'userid' => $entry['post_author'],
				'dateCreated' => new IXR_Date($post_date),
				'content' => $content,
				'postid' => (string) $entry['ID'],
			);

		}

		$recent_posts = array();
		for ( $j=0; $j<count($struct); $j++ ) {
			array_push($recent_posts, $struct[$j]);
		}

		return $recent_posts;
	}

	/**
	 * Retrieve blog_filename content.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return string
	 */
	function blogger_getTemplate($args) {

		$this->escape($args);

		$blog_ID    = (int) $args[1];
		$username = $args[2];
		$password  = $args[3];
		$template   = $args[4]; /* could be 'main' or 'archiveIndex', but we don't use it */

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		do_action('xmlrpc_call', 'blogger.getTemplate');

		if ( !current_user_can('edit_themes') )
			return new IXR_Error(401, __('Sorry, this user can not edit the template.'));

		/* warning: here we make the assumption that the blog's URL is on the same server */
		$filename = get_option('home') . '/';
		$filename = preg_replace('#https?://.+?/#', $_SERVER['DOCUMENT_ROOT'].'/', $filename);

		$f = fopen($filename, 'r');
		$content = fread($f, filesize($filename));
		fclose($f);

		/* so it is actually editable with a windows/mac client */
		// FIXME: (or delete me) do we really want to cater to bad clients at the expense of good ones by BEEPing up their line breaks? commented.     $content = str_replace("\n", "\r\n", $content);

		return $content;
	}

	/**
	 * Updates the content of blog_filename.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return bool True when done.
	 */
	function blogger_setTemplate($args) {

		$this->escape($args);

		$blog_ID    = (int) $args[1];
		$username = $args[2];
		$password  = $args[3];
		$content    = $args[4];
		$template   = $args[5]; /* could be 'main' or 'archiveIndex', but we don't use it */

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		do_action('xmlrpc_call', 'blogger.setTemplate');

		if ( !current_user_can('edit_themes') )
			return new IXR_Error(401, __('Sorry, this user cannot edit the template.'));

		/* warning: here we make the assumption that the blog's URL is on the same server */
		$filename = get_option('home') . '/';
		$filename = preg_replace('#https?://.+?/#', $_SERVER['DOCUMENT_ROOT'].'/', $filename);

		if ($f = fopen($filename, 'w+')) {
			fwrite($f, $content);
			fclose($f);
		} else {
			return new IXR_Error(500, __('Either the file is not writable, or something wrong happened. The file has not been updated.'));
		}

		return true;
	}

	/**
	 * Create new post.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return int
	 */
	function blogger_newPost($args) {

		$this->escape($args);

		$blog_ID    = (int) $args[1]; /* though we don't use it yet */
		$username = $args[2];
		$password  = $args[3];
		$content    = $args[4];
		$publish    = $args[5];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		do_action('xmlrpc_call', 'blogger.newPost');

		$cap = ($publish) ? 'publish_posts' : 'edit_posts';
		if ( !current_user_can($cap) )
			return new IXR_Error(401, __('Sorry, you are not allowed to post on this site.'));

		$post_status = ($publish) ? 'publish' : 'draft';

		$post_author = $user->ID;

		$post_title = xmlrpc_getposttitle($content);
		$post_category = xmlrpc_getpostcategory($content);
		$post_content = xmlrpc_removepostdata($content);

		$post_date = current_time('mysql');
		$post_date_gmt = current_time('mysql', 1);

		$post_data = compact('blog_ID', 'post_author', 'post_date', 'post_date_gmt', 'post_content', 'post_title', 'post_category', 'post_status');

		$post_ID = wp_insert_post($post_data);
		if ( is_wp_error( $post_ID ) )
			return new IXR_Error(500, $post_ID->get_error_message());

		if ( !$post_ID )
			return new IXR_Error(500, __('Sorry, your entry could not be posted. Something wrong happened.'));

		$this->attach_uploads( $post_ID, $post_content );

		logIO('O', "Posted ! ID: $post_ID");

		return $post_ID;
	}

	/**
	 * Edit a post.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return bool true when done.
	 */
	function blogger_editPost($args) {

		$this->escape($args);

		$post_ID     = (int) $args[1];
		$username  = $args[2];
		$password   = $args[3];
		$content     = $args[4];
		$publish     = $args[5];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		do_action('xmlrpc_call', 'blogger.editPost');

		$actual_post = wp_get_single_post($post_ID,ARRAY_A);

		if ( !$actual_post || $actual_post['post_type'] != 'post' )
			return new IXR_Error(404, __('Sorry, no such post.'));

		$this->escape($actual_post);

		if ( !current_user_can('edit_post', $post_ID) )
			return new IXR_Error(401, __('Sorry, you do not have the right to edit this post.'));

		extract($actual_post, EXTR_SKIP);

		if ( ('publish' == $post_status) && !current_user_can('publish_posts') )
			return new IXR_Error(401, __('Sorry, you do not have the right to publish this post.'));

		$post_title = xmlrpc_getposttitle($content);
		$post_category = xmlrpc_getpostcategory($content);
		$post_content = xmlrpc_removepostdata($content);

		$postdata = compact('ID', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt');

		$result = wp_update_post($postdata);

		if ( !$result )
			return new IXR_Error(500, __('For some strange yet very annoying reason, this post could not be edited.'));

		$this->attach_uploads( $ID, $post_content );

		return true;
	}

	/**
	 * Remove a post.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return bool True when post is deleted.
	 */
	function blogger_deletePost($args) {
		$this->escape($args);

		$post_ID     = (int) $args[1];
		$username  = $args[2];
		$password   = $args[3];
		$publish     = $args[4];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		do_action('xmlrpc_call', 'blogger.deletePost');

		$actual_post = wp_get_single_post($post_ID,ARRAY_A);

		if ( !$actual_post || $actual_post['post_type'] != 'post' )
			return new IXR_Error(404, __('Sorry, no such post.'));

		if ( !current_user_can('delete_post', $post_ID) )
			return new IXR_Error(401, __('Sorry, you do not have the right to delete this post.'));

		$result = wp_delete_post($post_ID);

		if ( !$result )
			return new IXR_Error(500, __('For some strange yet very annoying reason, this post could not be deleted.'));

		return true;
	}

	/* MetaWeblog API functions
	 * specs on wherever Dave Winer wants them to be
	 */

	/**
	 * Create a new post.
	 *
	 * The 'content_struct' argument must contain:
	 *  - title
	 *  - description
	 *  - mt_excerpt
	 *  - mt_text_more
	 *  - mt_keywords
	 *  - mt_tb_ping_urls
	 *  - categories
	 *
	 * Also, it can optionally contain:
	 *  - wp_slug
	 *  - wp_password
	 *  - wp_page_parent_id
	 *  - wp_page_order
	 *  - wp_author_id
	 *  - post_status | page_status - can be 'draft', 'private', 'publish', or 'pending'
	 *  - mt_allow_comments - can be 'open' or 'closed'
	 *  - mt_allow_pings - can be 'open' or 'closed'
	 *  - date_created_gmt
	 *  - dateCreated
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters. Contains:
	 *  - blog_id
	 *  - username
	 *  - password
	 *  - content_struct
	 *  - publish
	 * @return int
	 */
	function mw_newPost($args) {
		$this->escape($args);

		$blog_ID     = (int) $args[0]; // we will support this in the near future
		$username  = $args[1];
		$password   = $args[2];
		$content_struct = $args[3];
		$publish     = isset( $args[4] ) ? $args[4] : 0;

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		do_action('xmlrpc_call', 'metaWeblog.newPost');

		$page_template = '';
		if ( !empty( $content_struct['post_type'] ) ) {
			if ( $content_struct['post_type'] == 'page' ) {
				if ( $publish )
					$cap  = 'publish_pages';
				elseif ('publish' == $content_struct['page_status'])
					$cap  = 'publish_pages';
				else
					$cap = 'edit_pages';
				$error_message = __( 'Sorry, you are not allowed to publish pages on this site.' );
				$post_type = 'page';
				if ( !empty( $content_struct['wp_page_template'] ) )
					$page_template = $content_struct['wp_page_template'];
			} elseif ( $content_struct['post_type'] == 'post' ) {
				if ( $publish )
					$cap  = 'publish_posts';
				elseif ('publish' == $content_struct['post_status'])
					$cap  = 'publish_posts';
				else
					$cap = 'edit_posts';
				$error_message = __( 'Sorry, you are not allowed to publish posts on this site.' );
				$post_type = 'post';
			} else {
				// No other post_type values are allowed here
				return new IXR_Error( 401, __( 'Invalid post type.' ) );
			}
		} else {
			if ( $publish )
				$cap  = 'publish_posts';
			elseif ('publish' == $content_struct['post_status'])
				$cap  = 'publish_posts';
			else
				$cap = 'edit_posts';
			$error_message = __( 'Sorry, you are not allowed to publish posts on this site.' );
			$post_type = 'post';
		}

		if ( !current_user_can( $cap ) )
			return new IXR_Error( 401, $error_message );

		// Check for a valid post format if one was given
		if ( isset( $content_struct['wp_post_format'] ) ) {
			$content_struct['wp_post_format'] = sanitize_key( $content_struct['wp_post_format'] );
			if ( !array_key_exists( $content_struct['wp_post_format'], get_post_format_strings() ) ) {
				return new IXR_Error( 404, __( 'Invalid post format' ) );
			}
		}

		// Let WordPress generate the post_name (slug) unless
		// one has been provided.
		$post_name = "";
		if ( isset($content_struct['wp_slug']) )
			$post_name = $content_struct['wp_slug'];

		// Only use a password if one was given.
		if ( isset($content_struct['wp_password']) )
			$post_password = $content_struct['wp_password'];

		// Only set a post parent if one was provided.
		if ( isset($content_struct['wp_page_parent_id']) )
			$post_parent = $content_struct['wp_page_parent_id'];

		// Only set the menu_order if it was provided.
		if ( isset($content_struct['wp_page_order']) )
			$menu_order = $content_struct['wp_page_order'];

		$post_author = $user->ID;

		// If an author id was provided then use it instead.
		if ( isset($content_struct['wp_author_id']) && ($user->ID != $content_struct['wp_author_id']) ) {
			switch ( $post_type ) {
				case "post":
					if ( !current_user_can('edit_others_posts') )
						return(new IXR_Error(401, __('You are not allowed to post as this user')));
					break;
				case "page":
					if ( !current_user_can('edit_others_pages') )
						return(new IXR_Error(401, __('You are not allowed to create pages as this user')));
					break;
				default:
					return(new IXR_Error(401, __('Invalid post type.')));
					break;
			}
			$post_author = $content_struct['wp_author_id'];
		}

		$post_title = isset( $content_struct['title'] ) ? $content_struct['title'] : null;
		$post_content = isset( $content_struct['description'] ) ? $content_struct['description'] : null;

		$post_status = $publish ? 'publish' : 'draft';

		if ( isset( $content_struct["{$post_type}_status"] ) ) {
			switch ( $content_struct["{$post_type}_status"] ) {
				case 'draft':
				case 'pending':
				case 'private':
				case 'publish':
					$post_status = $content_struct["{$post_type}_status"];
					break;
				default:
					$post_status = $publish ? 'publish' : 'draft';
					break;
			}
		}

		$post_excerpt = isset($content_struct['mt_excerpt']) ? $content_struct['mt_excerpt'] : null;
		$post_more = isset($content_struct['mt_text_more']) ? $content_struct['mt_text_more'] : null;

		$tags_input = isset($content_struct['mt_keywords']) ? $content_struct['mt_keywords'] : null;

		if ( isset($content_struct['mt_allow_comments']) ) {
			if ( !is_numeric($content_struct['mt_allow_comments']) ) {
				switch ( $content_struct['mt_allow_comments'] ) {
					case 'closed':
						$comment_status = 'closed';
						break;
					case 'open':
						$comment_status = 'open';
						break;
					default:
						$comment_status = get_option('default_comment_status');
						break;
				}
			} else {
				switch ( (int) $content_struct['mt_allow_comments'] ) {
					case 0:
					case 2:
						$comment_status = 'closed';
						break;
					case 1:
						$comment_status = 'open';
						break;
					default:
						$comment_status = get_option('default_comment_status');
						break;
				}
			}
		} else {
			$comment_status = get_option('default_comment_status');
		}

		if ( isset($content_struct['mt_allow_pings']) ) {
			if ( !is_numeric($content_struct['mt_allow_pings']) ) {
				switch ( $content_struct['mt_allow_pings'] ) {
					case 'closed':
						$ping_status = 'closed';
						break;
					case 'open':
						$ping_status = 'open';
						break;
					default:
						$ping_status = get_option('default_ping_status');
						break;
				}
			} else {
				switch ( (int) $content_struct['mt_allow_pings'] ) {
					case 0:
						$ping_status = 'closed';
						break;
					case 1:
						$ping_status = 'open';
						break;
					default:
						$ping_status = get_option('default_ping_status');
						break;
				}
			}
		} else {
			$ping_status = get_option('default_ping_status');
		}

		if ( $post_more )
			$post_content = $post_content . '<!--more-->' . $post_more;

		$to_ping = null;
		if ( isset( $content_struct['mt_tb_ping_urls'] ) ) {
			$to_ping = $content_struct['mt_tb_ping_urls'];
			if ( is_array($to_ping) )
				$to_ping = implode(' ', $to_ping);
		}

		// Do some timestamp voodoo
		if ( !empty( $content_struct['date_created_gmt'] ) )
			$dateCreated = str_replace( 'Z', '', $content_struct['date_created_gmt']->getIso() ) . 'Z'; // We know this is supposed to be GMT, so we're going to slap that Z on there by force
		elseif ( !empty( $content_struct['dateCreated']) )
			$dateCreated = $content_struct['dateCreated']->getIso();

		if ( !empty( $dateCreated ) ) {
			$post_date = get_date_from_gmt(iso8601_to_datetime($dateCreated));
			$post_date_gmt = iso8601_to_datetime($dateCreated, 'GMT');
		} else {
			$post_date = current_time('mysql');
			$post_date_gmt = current_time('mysql', 1);
		}

		$post_category = array();
		if ( isset( $content_struct['categories'] ) ) {
			$catnames = $content_struct['categories'];
			logIO('O', 'Post cats: ' . var_export($catnames,true));

			if ( is_array($catnames) ) {
				foreach ($catnames as $cat) {
					$post_category[] = get_cat_ID($cat);
				}
			}
		}

		$postdata = compact('post_author', 'post_date', 'post_date_gmt', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt', 'comment_status', 'ping_status', 'to_ping', 'post_type', 'post_name', 'post_password', 'post_parent', 'menu_order', 'tags_input', 'page_template');

		$post_ID = $postdata['ID'] = get_default_post_to_edit( $post_type, true )->ID;

		// Only posts can be sticky
		if ( $post_type == 'post' && isset( $content_struct['sticky'] ) ) {
			if ( $content_struct['sticky'] == true )
				stick_post( $post_ID );
			elseif ( $content_struct['sticky'] == false )
				unstick_post( $post_ID );
		}

		if ( isset($content_struct['custom_fields']) )
			$this->set_custom_fields($post_ID, $content_struct['custom_fields']);

		// Handle enclosures
		$thisEnclosure = isset($content_struct['enclosure']) ? $content_struct['enclosure'] : null;
		$this->add_enclosure_if_new($post_ID, $thisEnclosure);

		$this->attach_uploads( $post_ID, $post_content );

		// Handle post formats if assigned, value is validated earlier
		// in this function
		if ( isset( $content_struct['wp_post_format'] ) )
			wp_set_post_terms( $post_ID, array( 'post-format-' . $content_struct['wp_post_format'] ), 'post_format' );

		$post_ID = wp_insert_post( $postdata, true );
		if ( is_wp_error( $post_ID ) )
			return new IXR_Error(500, $post_ID->get_error_message());

		if ( !$post_ID )
			return new IXR_Error(500, __('Sorry, your entry could not be posted. Something wrong happened.'));

		logIO('O', "Posted ! ID: $post_ID");

		return strval($post_ID);
	}

	function add_enclosure_if_new($post_ID, $enclosure) {
		if ( is_array( $enclosure ) && isset( $enclosure['url'] ) && isset( $enclosure['length'] ) && isset( $enclosure['type'] ) ) {

			$encstring = $enclosure['url'] . "\n" . $enclosure['length'] . "\n" . $enclosure['type'];
			$found = false;
			foreach ( (array) get_post_custom($post_ID) as $key => $val) {
				if ($key == 'enclosure') {
					foreach ( (array) $val as $enc ) {
						if ($enc == $encstring) {
							$found = true;
							break 2;
						}
					}
				}
			}
			if (!$found)
				add_post_meta( $post_ID, 'enclosure', $encstring );
		}
	}

	/**
	 * Attach upload to a post.
	 *
	 * @since 2.1.0
	 *
	 * @param int $post_ID Post ID.
	 * @param string $post_content Post Content for attachment.
	 */
	function attach_uploads( $post_ID, $post_content ) {
		global $wpdb;

		// find any unattached files
		$attachments = $wpdb->get_results( "SELECT ID, guid FROM {$wpdb->posts} WHERE post_parent = '0' AND post_type = 'attachment'" );
		if ( is_array( $attachments ) ) {
			foreach ( $attachments as $file ) {
				if ( strpos( $post_content, $file->guid ) !== false )
					$wpdb->update($wpdb->posts, array('post_parent' => $post_ID), array('ID' => $file->ID) );
			}
		}
	}

	/**
	 * Edit a post.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return bool True on success.
	 */
	function mw_editPost($args) {

		$this->escape($args);

		$post_ID     = (int) $args[0];
		$username  = $args[1];
		$password   = $args[2];
		$content_struct = $args[3];
		$publish     = $args[4];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		do_action('xmlrpc_call', 'metaWeblog.editPost');

		$cap = ( $publish ) ? 'publish_posts' : 'edit_posts';
		$error_message = __( 'Sorry, you are not allowed to publish posts on this site.' );
		$post_type = 'post';
		$page_template = '';
		if ( !empty( $content_struct['post_type'] ) ) {
			if ( $content_struct['post_type'] == 'page' ) {
				if ( $publish || 'publish' == $content_struct['page_status'] )
					$cap  = 'publish_pages';
				else
					$cap = 'edit_pages';
				$error_message = __( 'Sorry, you are not allowed to publish pages on this site.' );
				$post_type = 'page';
				if ( !empty( $content_struct['wp_page_template'] ) )
					$page_template = $content_struct['wp_page_template'];
			} elseif ( $content_struct['post_type'] == 'post' ) {
				if ( $publish || 'publish' == $content_struct['post_status'] )
					$cap  = 'publish_posts';
				else
					$cap = 'edit_posts';
				$error_message = __( 'Sorry, you are not allowed to publish posts on this site.' );
				$post_type = 'post';
			} else {
				// No other post_type values are allowed here
				return new IXR_Error( 401, __( 'Invalid post type.' ) );
			}
		} else {
			if ( $publish || 'publish' == $content_struct['post_status'] )
				$cap  = 'publish_posts';
			else
				$cap = 'edit_posts';
			$error_message = __( 'Sorry, you are not allowed to publish posts on this site.' );
			$post_type = 'post';
		}

		if ( !current_user_can( $cap ) )
			return new IXR_Error( 401, $error_message );

		// Check for a valid post format if one was given
		if ( isset( $content_struct['wp_post_format'] ) ) {
			$content_struct['wp_post_format'] = sanitize_key( $content_struct['wp_post_format'] );
			if ( !array_key_exists( $content_struct['wp_post_format'], get_post_format_strings() ) ) {
				return new IXR_Error( 404, __( 'Invalid post format' ) );
			}
		}

		$postdata = wp_get_single_post($post_ID, ARRAY_A);

		// If there is no post data for the give post id, stop
		// now and return an error.  Other wise a new post will be
		// created (which was the old behavior).
		if ( empty($postdata["ID"]) )
			return(new IXR_Error(404, __('Invalid post ID.')));

		$this->escape($postdata);
		extract($postdata, EXTR_SKIP);

		// Let WordPress manage slug if none was provided.
		$post_name = "";
		$post_name = $postdata['post_name'];
		if ( isset($content_struct['wp_slug']) )
			$post_name = $content_struct['wp_slug'];

		// Only use a password if one was given.
		if ( isset($content_struct['wp_password']) )
			$post_password = $content_struct['wp_password'];

		// Only set a post parent if one was given.
		if ( isset($content_struct['wp_page_parent_id']) )
			$post_parent = $content_struct['wp_page_parent_id'];

		// Only set the menu_order if it was given.
		if ( isset($content_struct['wp_page_order']) )
			$menu_order = $content_struct['wp_page_order'];

		$post_author = $postdata['post_author'];

		// Only set the post_author if one is set.
		if ( isset($content_struct['wp_author_id']) && ($user->ID != $content_struct['wp_author_id']) ) {
			switch ( $post_type ) {
				case 'post':
					if ( !current_user_can('edit_others_posts') )
						return(new IXR_Error(401, __('You are not allowed to change the post author as this user.')));
					break;
				case 'page':
					if ( !current_user_can('edit_others_pages') )
						return(new IXR_Error(401, __('You are not allowed to change the page author as this user.')));
					break;
				default:
					return(new IXR_Error(401, __('Invalid post type.')));
					break;
			}
			$post_author = $content_struct['wp_author_id'];
		}

		if ( isset($content_struct['mt_allow_comments']) ) {
			if ( !is_numeric($content_struct['mt_allow_comments']) ) {
				switch ( $content_struct['mt_allow_comments'] ) {
					case 'closed':
						$comment_status = 'closed';
						break;
					case 'open':
						$comment_status = 'open';
						break;
					default:
						$comment_status = get_option('default_comment_status');
						break;
				}
			} else {
				switch ( (int) $content_struct['mt_allow_comments'] ) {
					case 0:
					case 2:
						$comment_status = 'closed';
						break;
					case 1:
						$comment_status = 'open';
						break;
					default:
						$comment_status = get_option('default_comment_status');
						break;
				}
			}
		}

		if ( isset($content_struct['mt_allow_pings']) ) {
			if ( !is_numeric($content_struct['mt_allow_pings']) ) {
				switch ( $content_struct['mt_allow_pings'] ) {
					case 'closed':
						$ping_status = 'closed';
						break;
					case 'open':
						$ping_status = 'open';
						break;
					default:
						$ping_status = get_option('default_ping_status');
						break;
				}
			} else {
				switch ( (int) $content_struct["mt_allow_pings"] ) {
					case 0:
						$ping_status = 'closed';
						break;
					case 1:
						$ping_status = 'open';
						break;
					default:
						$ping_status = get_option('default_ping_status');
						break;
				}
			}
		}

		$post_title = isset( $content_struct['title'] ) ? $content_struct['title'] : null;
		$post_content = isset( $content_struct['description'] ) ? $content_struct['description'] : null;

		$post_category = array();
		if ( isset( $content_struct['categories'] ) ) {
			$catnames = $content_struct['categories'];
			if ( is_array($catnames) ) {
				foreach ($catnames as $cat) {
					$post_category[] = get_cat_ID($cat);
				}
			}
		}

		$post_excerpt = isset( $content_struct['mt_excerpt'] ) ? $content_struct['mt_excerpt'] : null;
		$post_more = isset( $content_struct['mt_text_more'] ) ? $content_struct['mt_text_more'] : null;

		$post_status = $publish ? 'publish' : 'draft';
		if ( isset( $content_struct["{$post_type}_status"] ) ) {
			switch( $content_struct["{$post_type}_status"] ) {
				case 'draft':
				case 'pending':
				case 'private':
				case 'publish':
					$post_status = $content_struct["{$post_type}_status"];
					break;
				default:
					$post_status = $publish ? 'publish' : 'draft';
					break;
			}
		}

		$tags_input = isset( $content_struct['mt_keywords'] ) ? $content_struct['mt_keywords'] : null;

		if ( ('publish' == $post_status) ) {
			if ( ( 'page' == $post_type ) && !current_user_can('publish_pages') )
				return new IXR_Error(401, __('Sorry, you do not have the right to publish this page.'));
			else if ( !current_user_can('publish_posts') )
				return new IXR_Error(401, __('Sorry, you do not have the right to publish this post.'));
		}

		if ( $post_more )
			$post_content = $post_content . "<!--more-->" . $post_more;

		$to_ping = null;
		if ( isset( $content_struct['mt_tb_ping_urls'] ) ) {
			$to_ping = $content_struct['mt_tb_ping_urls'];
			if ( is_array($to_ping) )
				$to_ping = implode(' ', $to_ping);
		}

		// Do some timestamp voodoo
		if ( !empty( $content_struct['date_created_gmt'] ) )
			$dateCreated = str_replace( 'Z', '', $content_struct['date_created_gmt']->getIso() ) . 'Z'; // We know this is supposed to be GMT, so we're going to slap that Z on there by force
		elseif ( !empty( $content_struct['dateCreated']) )
			$dateCreated = $content_struct['dateCreated']->getIso();

		if ( !empty( $dateCreated ) ) {
			$post_date = get_date_from_gmt(iso8601_to_datetime($dateCreated));
			$post_date_gmt = iso8601_to_datetime($dateCreated, 'GMT');
		} else {
			$post_date     = $postdata['post_date'];
			$post_date_gmt = $postdata['post_date_gmt'];
		}

		// We've got all the data -- post it:
		$newpost = compact('ID', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt', 'comment_status', 'ping_status', 'post_date', 'post_date_gmt', 'to_ping', 'post_name', 'post_password', 'post_parent', 'menu_order', 'post_author', 'tags_input', 'page_template');

		$result = wp_update_post($newpost, true);
		if ( is_wp_error( $result ) )
			return new IXR_Error(500, $result->get_error_message());

		if ( !$result )
			return new IXR_Error(500, __('Sorry, your entry could not be edited. Something wrong happened.'));

		// Only posts can be sticky
		if ( $post_type == 'post' && isset( $content_struct['sticky'] ) ) {
			if ( $content_struct['sticky'] == true )
				stick_post( $post_ID );
			elseif ( $content_struct['sticky'] == false )
				unstick_post( $post_ID );
		}

		if ( isset($content_struct['custom_fields']) )
			$this->set_custom_fields($post_ID, $content_struct['custom_fields']);

		// Handle enclosures
		$thisEnclosure = isset($content_struct['enclosure']) ? $content_struct['enclosure'] : null;
		$this->add_enclosure_if_new($post_ID, $thisEnclosure);

		$this->attach_uploads( $ID, $post_content );

		// Handle post formats if assigned, validation is handled
		// earlier in this function
		if ( isset( $content_struct['wp_post_format'] ) )
			wp_set_post_terms( $post_ID, array( 'post-format-' . $content_struct['wp_post_format'] ), 'post_format' );

		logIO('O',"(MW) Edited ! ID: $post_ID");

		return true;
	}

	/**
	 * Retrieve post.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function mw_getPost($args) {

		$this->escape($args);

		$post_ID     = (int) $args[0];
		$username  = $args[1];
		$password   = $args[2];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can( 'edit_post', $post_ID ) )
			return new IXR_Error( 401, __( 'Sorry, you cannot edit this post.' ) );

		do_action('xmlrpc_call', 'metaWeblog.getPost');

		$postdata = wp_get_single_post($post_ID, ARRAY_A);

		if ($postdata['post_date'] != '') {
			$post_date = mysql2date('Ymd\TH:i:s', $postdata['post_date'], false);
			$post_date_gmt = mysql2date('Ymd\TH:i:s', $postdata['post_date_gmt'], false);

			// For drafts use the GMT version of the post date
			if ( $postdata['post_status'] == 'draft' )
				$post_date_gmt = get_gmt_from_date( mysql2date( 'Y-m-d H:i:s', $postdata['post_date'] ), 'Ymd\TH:i:s' );

			$categories = array();
			$catids = wp_get_post_categories($post_ID);
			foreach($catids as $catid)
				$categories[] = get_cat_name($catid);

			$tagnames = array();
			$tags = wp_get_post_tags( $post_ID );
			if ( !empty( $tags ) ) {
				foreach ( $tags as $tag )
					$tagnames[] = $tag->name;
				$tagnames = implode( ', ', $tagnames );
			} else {
				$tagnames = '';
			}

			$post = get_extended($postdata['post_content']);
			$link = post_permalink($postdata['ID']);

			// Get the author info.
			$author = get_userdata($postdata['post_author']);

			$allow_comments = ('open' == $postdata['comment_status']) ? 1 : 0;
			$allow_pings = ('open' == $postdata['ping_status']) ? 1 : 0;

			// Consider future posts as published
			if ( $postdata['post_status'] === 'future' )
				$postdata['post_status'] = 'publish';

			// Get post format
			$post_format = get_post_format( $post_ID );
			if ( empty( $post_format ) )
				$post_format = 'standard';

			$sticky = false;
			if ( is_sticky( $post_ID ) )
				$sticky = true;

			$enclosure = array();
			foreach ( (array) get_post_custom($post_ID) as $key => $val) {
				if ($key == 'enclosure') {
					foreach ( (array) $val as $enc ) {
						$encdata = split("\n", $enc);
						$enclosure['url'] = trim(htmlspecialchars($encdata[0]));
						$enclosure['length'] = (int) trim($encdata[1]);
						$enclosure['type'] = trim($encdata[2]);
						break 2;
					}
				}
			}

			$resp = array(
				'dateCreated' => new IXR_Date($post_date),
				'userid' => $postdata['post_author'],
				'postid' => $postdata['ID'],
				'description' => $post['main'],
				'title' => $postdata['post_title'],
				'link' => $link,
				'permaLink' => $link,
				// commented out because no other tool seems to use this
				//	      'content' => $entry['post_content'],
				'categories' => $categories,
				'mt_excerpt' => $postdata['post_excerpt'],
				'mt_text_more' => $post['extended'],
				'mt_allow_comments' => $allow_comments,
				'mt_allow_pings' => $allow_pings,
				'mt_keywords' => $tagnames,
				'wp_slug' => $postdata['post_name'],
				'wp_password' => $postdata['post_password'],
				'wp_author_id' => (string) $author->ID,
				'wp_author_display_name'	=> $author->display_name,
				'date_created_gmt' => new IXR_Date($post_date_gmt),
				'post_status' => $postdata['post_status'],
				'custom_fields' => $this->get_custom_fields($post_ID),
				'wp_post_format' => $post_format,
				'sticky' => $sticky
			);

			if ( !empty($enclosure) ) $resp['enclosure'] = $enclosure;

			return $resp;
		} else {
			return new IXR_Error(404, __('Sorry, no such post.'));
		}
	}

	/**
	 * Retrieve list of recent posts.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function mw_getRecentPosts($args) {

		$this->escape($args);

		$blog_ID     = (int) $args[0];
		$username  = $args[1];
		$password   = $args[2];
		if ( isset( $args[3] ) )
			$query = array( 'numberposts' => absint( $args[3] ) );
		else
			$query = array();

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		do_action('xmlrpc_call', 'metaWeblog.getRecentPosts');

		$posts_list = wp_get_recent_posts( $query );

		if ( !$posts_list )
			return array( );

		foreach ($posts_list as $entry) {
			if ( !current_user_can( 'edit_post', $entry['ID'] ) )
				continue;

			$post_date = mysql2date('Ymd\TH:i:s', $entry['post_date'], false);
			$post_date_gmt = mysql2date('Ymd\TH:i:s', $entry['post_date_gmt'], false);

			// For drafts use the GMT version of the date
			if ( $entry['post_status'] == 'draft' )
				$post_date_gmt = get_gmt_from_date( mysql2date( 'Y-m-d H:i:s', $entry['post_date'] ), 'Ymd\TH:i:s' );

			$categories = array();
			$catids = wp_get_post_categories($entry['ID']);
			foreach( $catids as $catid )
				$categories[] = get_cat_name($catid);

			$tagnames = array();
			$tags = wp_get_post_tags( $entry['ID'] );
			if ( !empty( $tags ) ) {
				foreach ( $tags as $tag ) {
					$tagnames[] = $tag->name;
				}
				$tagnames = implode( ', ', $tagnames );
			} else {
				$tagnames = '';
			}

			$post = get_extended($entry['post_content']);
			$link = post_permalink($entry['ID']);

			// Get the post author info.
			$author = get_userdata($entry['post_author']);

			$allow_comments = ('open' == $entry['comment_status']) ? 1 : 0;
			$allow_pings = ('open' == $entry['ping_status']) ? 1 : 0;

			// Consider future posts as published
			if ( $entry['post_status'] === 'future' )
				$entry['post_status'] = 'publish';

			// Get post format
			$post_format = get_post_format( $entry['ID'] );
			if ( empty( $post_format ) )
				$post_format = 'standard';

			$struct[] = array(
				'dateCreated' => new IXR_Date($post_date),
				'userid' => $entry['post_author'],
				'postid' => (string) $entry['ID'],
				'description' => $post['main'],
				'title' => $entry['post_title'],
				'link' => $link,
				'permaLink' => $link,
				// commented out because no other tool seems to use this
				// 'content' => $entry['post_content'],
				'categories' => $categories,
				'mt_excerpt' => $entry['post_excerpt'],
				'mt_text_more' => $post['extended'],
				'mt_allow_comments' => $allow_comments,
				'mt_allow_pings' => $allow_pings,
				'mt_keywords' => $tagnames,
				'wp_slug' => $entry['post_name'],
				'wp_password' => $entry['post_password'],
				'wp_author_id' => (string) $author->ID,
				'wp_author_display_name' => $author->display_name,
				'date_created_gmt' => new IXR_Date($post_date_gmt),
				'post_status' => $entry['post_status'],
				'custom_fields' => $this->get_custom_fields($entry['ID']),
				'wp_post_format' => $post_format
			);

		}

		$recent_posts = array();
		for ( $j=0; $j<count($struct); $j++ ) {
			array_push($recent_posts, $struct[$j]);
		}

		return $recent_posts;
	}

	/**
	 * Retrieve the list of categories on a given blog.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function mw_getCategories($args) {

		$this->escape($args);

		$blog_ID     = (int) $args[0];
		$username  = $args[1];
		$password   = $args[2];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can( 'edit_posts' ) )
			return new IXR_Error( 401, __( 'Sorry, you must be able to edit posts on this site in order to view categories.' ) );

		do_action('xmlrpc_call', 'metaWeblog.getCategories');

		$categories_struct = array();

		if ( $cats = get_categories(array('get' => 'all')) ) {
			foreach ( $cats as $cat ) {
				$struct['categoryId'] = $cat->term_id;
				$struct['parentId'] = $cat->parent;
				$struct['description'] = $cat->name;
				$struct['categoryDescription'] = $cat->description;
				$struct['categoryName'] = $cat->name;
				$struct['htmlUrl'] = esc_html(get_category_link($cat->term_id));
				$struct['rssUrl'] = esc_html(get_category_feed_link($cat->term_id, 'rss2'));

				$categories_struct[] = $struct;
			}
		}

		return $categories_struct;
	}

	/**
	 * Uploads a file, following your settings.
	 *
	 * Adapted from a patch by Johann Richard.
	 *
	 * @link http://mycvs.org/archives/2004/06/30/file-upload-to-wordpress-in-ecto/
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function mw_newMediaObject($args) {
		global $wpdb;

		$blog_ID     = (int) $args[0];
		$username  = $wpdb->escape($args[1]);
		$password   = $wpdb->escape($args[2]);
		$data        = $args[3];

		$name = sanitize_file_name( $data['name'] );
		$type = $data['type'];
		$bits = $data['bits'];

		logIO('O', '(MW) Received '.strlen($bits).' bytes');

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		do_action('xmlrpc_call', 'metaWeblog.newMediaObject');

		if ( !current_user_can('upload_files') ) {
			logIO('O', '(MW) User does not have upload_files capability');
			$this->error = new IXR_Error(401, __('You are not allowed to upload files to this site.'));
			return $this->error;
		}

		if ( $upload_err = apply_filters( 'pre_upload_error', false ) )
			return new IXR_Error(500, $upload_err);

		if ( !empty($data['overwrite']) && ($data['overwrite'] == true) ) {
			// Get postmeta info on the object.
			$old_file = $wpdb->get_row("
				SELECT ID
				FROM {$wpdb->posts}
				WHERE post_title = '{$name}'
					AND post_type = 'attachment'
			");

			// Delete previous file.
			wp_delete_attachment($old_file->ID);

			// Make sure the new name is different by pre-pending the
			// previous post id.
			$filename = preg_replace('/^wpid\d+-/', '', $name);
			$name = "wpid{$old_file->ID}-{$filename}";
		}

		$upload = wp_upload_bits($name, NULL, $bits);
		if ( ! empty($upload['error']) ) {
			$errorString = sprintf(__('Could not write file %1$s (%2$s)'), $name, $upload['error']);
			logIO('O', '(MW) ' . $errorString);
			return new IXR_Error(500, $errorString);
		}
		// Construct the attachment array
		// attach to post_id 0
		$post_id = 0;
		$attachment = array(
			'post_title' => $name,
			'post_content' => '',
			'post_type' => 'attachment',
			'post_parent' => $post_id,
			'post_mime_type' => $type,
			'guid' => $upload[ 'url' ]
		);

		// Save the data
		$id = wp_insert_attachment( $attachment, $upload[ 'file' ], $post_id );
		wp_update_attachment_metadata( $id, wp_generate_attachment_metadata( $id, $upload['file'] ) );

		return apply_filters( 'wp_handle_upload', array( 'file' => $name, 'url' => $upload[ 'url' ], 'type' => $type ), 'upload' );
	}

	/* MovableType API functions
	 * specs on http://www.movabletype.org/docs/mtmanual_programmatic.html
	 */

	/**
	 * Retrieve the post titles of recent posts.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function mt_getRecentPostTitles($args) {

		$this->escape($args);

		$blog_ID     = (int) $args[0];
		$username  = $args[1];
		$password   = $args[2];
		if ( isset( $args[3] ) )
			$query = array( 'numberposts' => absint( $args[3] ) );
		else
			$query = array();

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		do_action('xmlrpc_call', 'mt.getRecentPostTitles');

		$posts_list = wp_get_recent_posts( $query );

		if ( !$posts_list ) {
			$this->error = new IXR_Error(500, __('Either there are no posts, or something went wrong.'));
			return $this->error;
		}

		foreach ($posts_list as $entry) {
			if ( !current_user_can( 'edit_post', $entry['ID'] ) )
				continue;

			$post_date = mysql2date('Ymd\TH:i:s', $entry['post_date'], false);
			$post_date_gmt = mysql2date('Ymd\TH:i:s', $entry['post_date_gmt'], false);

			// For drafts use the GMT version of the date
			if ( $entry['post_status'] == 'draft' )
				$post_date_gmt = get_gmt_from_date( mysql2date( 'Y-m-d H:i:s', $entry['post_date'] ), 'Ymd\TH:i:s' );

			$struct[] = array(
				'dateCreated' => new IXR_Date($post_date),
				'userid' => $entry['post_author'],
				'postid' => (string) $entry['ID'],
				'title' => $entry['post_title'],
				'post_status' => $entry['post_status'],
				'date_created_gmt' => new IXR_Date($post_date_gmt)
			);

		}

		$recent_posts = array();
		for ( $j=0; $j<count($struct); $j++ ) {
			array_push($recent_posts, $struct[$j]);
		}

		return $recent_posts;
	}

	/**
	 * Retrieve list of all categories on blog.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function mt_getCategoryList($args) {

		$this->escape($args);

		$blog_ID     = (int) $args[0];
		$username  = $args[1];
		$password   = $args[2];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can( 'edit_posts' ) )
			return new IXR_Error( 401, __( 'Sorry, you must be able to edit posts on this site in order to view categories.' ) );

		do_action('xmlrpc_call', 'mt.getCategoryList');

		$categories_struct = array();

		if ( $cats = get_categories(array('hide_empty' => 0, 'hierarchical' => 0)) ) {
			foreach ( $cats as $cat ) {
				$struct['categoryId'] = $cat->term_id;
				$struct['categoryName'] = $cat->name;

				$categories_struct[] = $struct;
			}
		}

		return $categories_struct;
	}

	/**
	 * Retrieve post categories.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function mt_getPostCategories($args) {

		$this->escape($args);

		$post_ID     = (int) $args[0];
		$username  = $args[1];
		$password   = $args[2];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		if ( !current_user_can( 'edit_post', $post_ID ) )
			return new IXR_Error( 401, __( 'Sorry, you can not edit this post.' ) );

		do_action('xmlrpc_call', 'mt.getPostCategories');

		$categories = array();
		$catids = wp_get_post_categories(intval($post_ID));
		// first listed category will be the primary category
		$isPrimary = true;
		foreach ( $catids as $catid ) {
			$categories[] = array(
				'categoryName' => get_cat_name($catid),
				'categoryId' => (string) $catid,
				'isPrimary' => $isPrimary
			);
			$isPrimary = false;
		}

		return $categories;
	}

	/**
	 * Sets categories for a post.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return bool True on success.
	 */
	function mt_setPostCategories($args) {

		$this->escape($args);

		$post_ID     = (int) $args[0];
		$username  = $args[1];
		$password   = $args[2];
		$categories  = $args[3];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		do_action('xmlrpc_call', 'mt.setPostCategories');

		if ( !current_user_can('edit_post', $post_ID) )
			return new IXR_Error(401, __('Sorry, you cannot edit this post.'));

		foreach ( $categories as $cat ) {
			$catids[] = $cat['categoryId'];
		}

		wp_set_post_categories($post_ID, $catids);

		return true;
	}

	/**
	 * Retrieve an array of methods supported by this server.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function mt_supportedMethods($args) {

		do_action('xmlrpc_call', 'mt.supportedMethods');

		$supported_methods = array();
		foreach ( $this->methods as $key => $value ) {
			$supported_methods[] = $key;
		}

		return $supported_methods;
	}

	/**
	 * Retrieve an empty array because we don't support per-post text filters.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 */
	function mt_supportedTextFilters($args) {
		do_action('xmlrpc_call', 'mt.supportedTextFilters');
		return apply_filters('xmlrpc_text_filters', array());
	}

	/**
	 * Retrieve trackbacks sent to a given post.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return mixed
	 */
	function mt_getTrackbackPings($args) {

		global $wpdb;

		$post_ID = intval($args);

		do_action('xmlrpc_call', 'mt.getTrackbackPings');

		$actual_post = wp_get_single_post($post_ID, ARRAY_A);

		if ( !$actual_post )
			return new IXR_Error(404, __('Sorry, no such post.'));

		$comments = $wpdb->get_results( $wpdb->prepare("SELECT comment_author_url, comment_content, comment_author_IP, comment_type FROM $wpdb->comments WHERE comment_post_ID = %d", $post_ID) );

		if ( !$comments )
			return array();

		$trackback_pings = array();
		foreach ( $comments as $comment ) {
			if ( 'trackback' == $comment->comment_type ) {
				$content = $comment->comment_content;
				$title = substr($content, 8, (strpos($content, '</strong>') - 8));
				$trackback_pings[] = array(
					'pingTitle' => $title,
					'pingURL'   => $comment->comment_author_url,
					'pingIP'    => $comment->comment_author_IP
				);
			}
		}

		return $trackback_pings;
	}

	/**
	 * Sets a post's publish status to 'publish'.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return int
	 */
	function mt_publishPost($args) {

		$this->escape($args);

		$post_ID     = (int) $args[0];
		$username  = $args[1];
		$password   = $args[2];

		if ( !$user = $this->login($username, $password) )
			return $this->error;

		do_action('xmlrpc_call', 'mt.publishPost');

		if ( !current_user_can('publish_posts') || !current_user_can('edit_post', $post_ID) )
			return new IXR_Error(401, __('Sorry, you cannot publish this post.'));

		$postdata = wp_get_single_post($post_ID,ARRAY_A);

		$postdata['post_status'] = 'publish';

		// retain old cats
		$cats = wp_get_post_categories($post_ID);
		$postdata['post_category'] = $cats;
		$this->escape($postdata);

		$result = wp_update_post($postdata);

		return $result;
	}

	/* PingBack functions
	 * specs on www.hixie.ch/specs/pingback/pingback
	 */

	/**
	 * Retrieves a pingback and registers it.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function pingback_ping($args) {
		global $wpdb;

		do_action('xmlrpc_call', 'pingback.ping');

		$this->escape($args);

		$pagelinkedfrom = $args[0];
		$pagelinkedto   = $args[1];

		$title = '';

		$pagelinkedfrom = str_replace('&amp;', '&', $pagelinkedfrom);
		$pagelinkedto = str_replace('&amp;', '&', $pagelinkedto);
		$pagelinkedto = str_replace('&', '&amp;', $pagelinkedto);

		// Check if the page linked to is in our site
		$pos1 = strpos($pagelinkedto, str_replace(array('http://www.','http://','https://www.','https://'), '', get_option('home')));
		if ( !$pos1 )
			return new IXR_Error(0, __('Is there no link to us?'));

		// let's find which post is linked to
		// FIXME: does url_to_postid() cover all these cases already?
		//        if so, then let's use it and drop the old code.
		$urltest = parse_url($pagelinkedto);
		if ( $post_ID = url_to_postid($pagelinkedto) ) {
			$way = 'url_to_postid()';
		} elseif ( preg_match('#p/[0-9]{1,}#', $urltest['path'], $match) ) {
			// the path defines the post_ID (archives/p/XXXX)
			$blah = explode('/', $match[0]);
			$post_ID = (int) $blah[1];
			$way = 'from the path';
		} elseif ( preg_match('#p=[0-9]{1,}#', $urltest['query'], $match) ) {
			// the querystring defines the post_ID (?p=XXXX)
			$blah = explode('=', $match[0]);
			$post_ID = (int) $blah[1];
			$way = 'from the querystring';
		} elseif ( isset($urltest['fragment']) ) {
			// an #anchor is there, it's either...
			if ( intval($urltest['fragment']) ) {
				// ...an integer #XXXX (simplest case)
				$post_ID = (int) $urltest['fragment'];
				$way = 'from the fragment (numeric)';
			} elseif ( preg_match('/post-[0-9]+/',$urltest['fragment']) ) {
				// ...a post id in the form 'post-###'
				$post_ID = preg_replace('/[^0-9]+/', '', $urltest['fragment']);
				$way = 'from the fragment (post-###)';
			} elseif ( is_string($urltest['fragment']) ) {
				// ...or a string #title, a little more complicated
				$title = preg_replace('/[^a-z0-9]/i', '.', $urltest['fragment']);
				$sql = $wpdb->prepare("SELECT ID FROM $wpdb->posts WHERE post_title RLIKE %s", like_escape( $title ) );
				if (! ($post_ID = $wpdb->get_var($sql)) ) {
					// returning unknown error '0' is better than die()ing
			  		return new IXR_Error(0, '');
				}
				$way = 'from the fragment (title)';
			}
		} else {
			// TODO: Attempt to extract a post ID from the given URL
	  		return new IXR_Error(33, __('The specified target URL cannot be used as a target. It either doesn&#8217;t exist, or it is not a pingback-enabled resource.'));
		}
		$post_ID = (int) $post_ID;


		logIO("O","(PB) URL='$pagelinkedto' ID='$post_ID' Found='$way'");

		$post = get_post($post_ID);

		if ( !$post ) // Post_ID not found
	  		return new IXR_Error(33, __('The specified target URL cannot be used as a target. It either doesn&#8217;t exist, or it is not a pingback-enabled resource.'));

		if ( $post_ID == url_to_postid($pagelinkedfrom) )
			return new IXR_Error(0, __('The source URL and the target URL cannot both point to the same resource.'));

		// Check if pings are on
		if ( !pings_open($post) )
	  		return new IXR_Error(33, __('The specified target URL cannot be used as a target. It either doesn&#8217;t exist, or it is not a pingback-enabled resource.'));

		// Let's check that the remote site didn't already pingback this entry
		if ( $wpdb->get_results( $wpdb->prepare("SELECT * FROM $wpdb->comments WHERE comment_post_ID = %d AND comment_author_url = %s", $post_ID, $pagelinkedfrom) ) )
			return new IXR_Error( 48, __( 'The pingback has already been registered.' ) );

		// very stupid, but gives time to the 'from' server to publish !
		sleep(1);

		// Let's check the remote site
		$linea = wp_remote_fopen( $pagelinkedfrom );
		if ( !$linea )
	  		return new IXR_Error(16, __('The source URL does not exist.'));

		$linea = apply_filters('pre_remote_source', $linea, $pagelinkedto);

		// Work around bug in strip_tags():
		$linea = str_replace('<!DOC', '<DOC', $linea);
		$linea = preg_replace( '/[\s\r\n\t]+/', ' ', $linea ); // normalize spaces
		$linea = preg_replace( "/ <(h1|h2|h3|h4|h5|h6|p|th|td|li|dt|dd|pre|caption|input|textarea|button|body)[^>]*>/", "\n\n", $linea );

		preg_match('|<title>([^<]*?)</title>|is', $linea, $matchtitle);
		$title = $matchtitle[1];
		if ( empty( $title ) )
			return new IXR_Error(32, __('We cannot find a title on that page.'));

		$linea = strip_tags( $linea, '<a>' ); // just keep the tag we need

		$p = explode( "\n\n", $linea );

		$preg_target = preg_quote($pagelinkedto, '|');

		foreach ( $p as $para ) {
			if ( strpos($para, $pagelinkedto) !== false ) { // it exists, but is it a link?
				preg_match("|<a[^>]+?".$preg_target."[^>]*>([^>]+?)</a>|", $para, $context);

				// If the URL isn't in a link context, keep looking
				if ( empty($context) )
					continue;

				// We're going to use this fake tag to mark the context in a bit
				// the marker is needed in case the link text appears more than once in the paragraph
				$excerpt = preg_replace('|\</?wpcontext\>|', '', $para);

				// prevent really long link text
				if ( strlen($context[1]) > 100 )
					$context[1] = substr($context[1], 0, 100) . '...';

				$marker = '<wpcontext>'.$context[1].'</wpcontext>';    // set up our marker
				$excerpt= str_replace($context[0], $marker, $excerpt); // swap out the link for our marker
				$excerpt = strip_tags($excerpt, '<wpcontext>');        // strip all tags but our context marker
				$excerpt = trim($excerpt);
				$preg_marker = preg_quote($marker, '|');
				$excerpt = preg_replace("|.*?\s(.{0,100}$preg_marker.{0,100})\s.*|s", '$1', $excerpt);
				$excerpt = strip_tags($excerpt); // YES, again, to remove the marker wrapper
				break;
			}
		}

		if ( empty($context) ) // Link to target not found
			return new IXR_Error(17, __('The source URL does not contain a link to the target URL, and so cannot be used as a source.'));

		$pagelinkedfrom = str_replace('&', '&amp;', $pagelinkedfrom);

		$context = '[...] ' . esc_html( $excerpt ) . ' [...]';
		$pagelinkedfrom = $wpdb->escape( $pagelinkedfrom );

		$comment_post_ID = (int) $post_ID;
		$comment_author = $title;
		$comment_author_email = '';
		$this->escape($comment_author);
		$comment_author_url = $pagelinkedfrom;
		$comment_content = $context;
		$this->escape($comment_content);
		$comment_type = 'pingback';

		$commentdata = compact('comment_post_ID', 'comment_author', 'comment_author_url', 'comment_author_email', 'comment_content', 'comment_type');

		$comment_ID = wp_new_comment($commentdata);
		do_action('pingback_post', $comment_ID);

		return sprintf(__('Pingback from %1$s to %2$s registered. Keep the web talking! :-)'), $pagelinkedfrom, $pagelinkedto);
	}

	/**
	 * Retrieve array of URLs that pingbacked the given URL.
	 *
	 * Specs on http://www.aquarionics.com/misc/archives/blogite/0198.html
	 *
	 * @since 1.5.0
	 *
	 * @param array $args Method parameters.
	 * @return array
	 */
	function pingback_extensions_getPingbacks($args) {

		global $wpdb;

		do_action('xmlrpc_call', 'pingback.extensions.getPingbacks');

		$this->escape($args);

		$url = $args;

		$post_ID = url_to_postid($url);
		if ( !$post_ID ) {
			// We aren't sure that the resource is available and/or pingback enabled
	  		return new IXR_Error(33, __('The specified target URL cannot be used as a target. It either doesn&#8217;t exist, or it is not a pingback-enabled resource.'));
		}

		$actual_post = wp_get_single_post($post_ID, ARRAY_A);

		if ( !$actual_post ) {
			// No such post = resource not found
	  		return new IXR_Error(32, __('The specified target URL does not exist.'));
		}

		$comments = $wpdb->get_results( $wpdb->prepare("SELECT comment_author_url, comment_content, comment_author_IP, comment_type FROM $wpdb->comments WHERE comment_post_ID = %d", $post_ID) );

		if ( !$comments )
			return array();

		$pingbacks = array();
		foreach ( $comments as $comment ) {
			if ( 'pingback' == $comment->comment_type )
				$pingbacks[] = $comment->comment_author_url;
		}

		return $pingbacks;
	}
}
?>
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