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

/**
 * WordPress XMLRPC server implementation.
 *
 * Implements compatibility for Blogger API, MetaWeblog API, MovableType, and
 * pingback. Additional WordPress API for managing comments, pages, posts,
 * options, etc.
 *
 * As of WordPress 3.5.0, XML-RPC is enabled by default. It can be disabled
 * via the {@see 'xmlrpc_enabled'} filter found in wp_xmlrpc_server::set_is_enabled().
 *
 * @since 1.5.0
 *
 * @see IXR_Server
 */
#[AllowDynamicProperties]
class wp_xmlrpc_server extends IXR_Server {
	/**
	 * Methods.
	 *
	 * @var array
	 */
	public $methods;

/**
	 * Blog options.
	 *
	 * @var array
	 */
	public $blog_options;

/**
	 * IXR_Error instance.
	 *
	 * @var IXR_Error
	 */
	public $error;

/**
	 * Flags that the user authentication has failed in this instance of wp_xmlrpc_server.
	 *
	 * @var bool
	 */
	protected $auth_failed = false;

/**
	 * Flags that XML-RPC is enabled
	 *
	 * @var bool
	 */
	private $is_enabled;

/**
	 * Registers all of the XMLRPC methods that XMLRPC server understands.
	 *
	 * Sets up server and method property. Passes XMLRPC methods through the
	 * {@see 'xmlrpc_methods'} filter to allow plugins to extend or replace
	 * XML-RPC methods.
	 *
	 * @since 1.5.0
	 */
	public function __construct() {
		$this->methods = array(
			// WordPress API.
			'wp.getUsersBlogs'                 => 'this:wp_getUsersBlogs',
			'wp.newPost'                       => 'this:wp_newPost',
			'wp.editPost'                      => 'this:wp_editPost',
			'wp.deletePost'                    => 'this:wp_deletePost',
			'wp.getPost'                       => 'this:wp_getPost',
			'wp.getPosts'                      => 'this:wp_getPosts',
			'wp.newTerm'                       => 'this:wp_newTerm',
			'wp.editTerm'                      => 'this:wp_editTerm',
			'wp.deleteTerm'                    => 'this:wp_deleteTerm',
			'wp.getTerm'                       => 'this:wp_getTerm',
			'wp.getTerms'                      => 'this:wp_getTerms',
			'wp.getTaxonomy'                   => 'this:wp_getTaxonomy',
			'wp.getTaxonomies'                 => 'this:wp_getTaxonomies',
			'wp.getUser'                       => 'this:wp_getUser',
			'wp.getUsers'                      => 'this:wp_getUsers',
			'wp.getProfile'                    => 'this:wp_getProfile',
			'wp.editProfile'                   => 'this:wp_editProfile',
			'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.deleteFile'                    => 'this:wp_deletePost',        // 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',
			'wp.getPostType'                   => 'this:wp_getPostType',
			'wp.getPostTypes'                  => 'this:wp_getPostTypes',
			'wp.getRevisions'                  => 'this:wp_getRevisions',
			'wp.restoreRevision'               => 'this:wp_restoreRevision',

// Blogger API.
			'blogger.getUsersBlogs'            => 'this:blogger_getUsersBlogs',
			'blogger.getUserInfo'              => 'this:blogger_getUserInfo',
			'blogger.getPost'                  => 'this:blogger_getPost',
			'blogger.getRecentPosts'           => 'this:blogger_getRecentPosts',
			'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.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();

/**
		 * Filters the methods exposed by the XML-RPC server.
		 *
		 * This filter can be used to add new methods, and remove built-in methods.
		 *
		 * @since 1.5.0
		 *
		 * @param string[] $methods An array of XML-RPC methods, keyed by their methodName.
		 */
		$this->methods = apply_filters( 'xmlrpc_methods', $this->methods );

$this->set_is_enabled();
	}

/**
	 * Sets wp_xmlrpc_server::$is_enabled property.
	 *
	 * Determines whether the xmlrpc server is enabled on this WordPress install
	 * and set the is_enabled property accordingly.
	 *
	 * @since 5.7.3
	 */
	private function set_is_enabled() {
		/*
		 * Respect old get_option() filters left for back-compat when the 'enable_xmlrpc'
		 * option was deprecated in 3.5.0. Use the {@see 'xmlrpc_enabled'} hook instead.
		 */
		$is_enabled = apply_filters( 'pre_option_enable_xmlrpc', false );
		if ( false === $is_enabled ) {
			$is_enabled = apply_filters( 'option_enable_xmlrpc', true );
		}

/**
		 * Filters whether XML-RPC methods requiring authentication are enabled.
		 *
		 * Contrary to the way it's named, this filter does not control whether XML-RPC is *fully*
		 * enabled, rather, it only controls whether XML-RPC methods requiring authentication -
		 * such as for publishing purposes - are enabled.
		 *
		 * Further, the filter does not control whether pingbacks or other custom endpoints that don't
		 * require authentication are enabled. This behavior is expected, and due to how parity was matched
		 * with the `enable_xmlrpc` UI option the filter replaced when it was introduced in 3.5.
		 *
		 * To disable XML-RPC methods that require authentication, use:
		 *
		 *     add_filter( 'xmlrpc_enabled', '__return_false' );
		 *
		 * For more granular control over all XML-RPC methods and requests, see the {@see 'xmlrpc_methods'}
		 * and {@see 'xmlrpc_element_limit'} hooks.
		 *
		 * @since 3.5.0
		 *
		 * @param bool $is_enabled Whether XML-RPC is enabled. Default true.
		 */
		$this->is_enabled = apply_filters( 'xmlrpc_enabled', $is_enabled );
	}

/**
	 * Makes private/protected methods readable for backward compatibility.
	 *
	 * @since 4.0.0
	 *
	 * @param string $name      Method to call.
	 * @param array  $arguments Arguments to pass when calling.
	 * @return array|IXR_Error|false Return value of the callback, false otherwise.
	 */
	public function __call( $name, $arguments ) {
		if ( '_multisite_getUsersBlogs' === $name ) {
			return $this->_multisite_getUsersBlogs( ...$arguments );
		}
		return false;
	}

/**
	 * Serves the XML-RPC request.
	 *
	 * @since 2.9.0
	 */
	public function serve_request() {
		$this->IXR_Server( $this->methods );
	}

/**
	 * Tests XMLRPC API by saying, "Hello!" to client.
	 *
	 * @since 1.5.0
	 *
	 * @return string Hello string response.
	 */
	public function sayHello() {
		return 'Hello!';
	}

/**
	 * Tests XMLRPC API by adding two numbers for client.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int $0 A number to add.
	 *     @type int $1 A second number to add.
	 * }
	 * @return int Sum of the two given numbers.
	 */
	public function addTwoNumbers( $args ) {
		$number1 = $args[0];
		$number2 = $args[1];
		return $number1 + $number2;
	}

/**
	 * Logs user in.
	 *
	 * @since 2.8.0
	 *
	 * @param string $username User's username.
	 * @param string $password User's password.
	 * @return WP_User|false WP_User object if authentication passed, false otherwise.
	 */
	public function login( $username, $password ) {
		if ( ! $this->is_enabled ) {
			$this->error = new IXR_Error( 405, sprintf( __( 'XML-RPC services are disabled on this site.' ) ) );
			return false;
		}

if ( $this->auth_failed ) {
			$user = new WP_Error( 'login_prevented' );
		} else {
			$user = wp_authenticate( $username, $password );
		}

if ( is_wp_error( $user ) ) {
			$this->error = new IXR_Error( 403, __( 'Incorrect username or password.' ) );

// Flag that authentication has failed once on this wp_xmlrpc_server instance.
			$this->auth_failed = true;

/**
			 * Filters the XML-RPC user login error message.
			 *
			 * @since 3.5.0
			 *
			 * @param IXR_Error $error The XML-RPC error message.
			 * @param WP_Error  $user  WP_Error object.
			 */
			$this->error = apply_filters( 'xmlrpc_login_error', $this->error, $user );
			return false;
		}

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

/**
	 * Checks user's credentials. Deprecated.
	 *
	 * @since 1.5.0
	 * @deprecated 2.8.0 Use wp_xmlrpc_server::login()
	 * @see wp_xmlrpc_server::login()
	 *
	 * @param string $username User's username.
	 * @param string $password User's password.
	 * @return bool Whether authentication passed.
	 */
	public function login_pass_ok( $username, $password ) {
		return (bool) $this->login( $username, $password );
	}

/**
	 * Escapes string or array of strings for database.
	 *
	 * @since 1.5.2
	 *
	 * @param string|array $data Escape single string or array of strings.
	 * @return string|void Returns with string is passed, alters by-reference
	 *                     when array is passed.
	 */
	public function escape( &$data ) {
		if ( ! is_array( $data ) ) {
			return wp_slash( $data );
		}

foreach ( $data as &$v ) {
			if ( is_array( $v ) ) {
				$this->escape( $v );
			} elseif ( ! is_object( $v ) ) {
				$v = wp_slash( $v );
			}
		}
	}

/**
	 * Sends error response to client.
	 *
	 * Sends an XML error response to the client. If the endpoint is enabled
	 * an HTTP 200 response is always sent per the XML-RPC specification.
	 *
	 * @since 5.7.3
	 *
	 * @param IXR_Error|string $error   Error code or an error object.
	 * @param false            $message Error message. Optional.
	 */
	public function error( $error, $message = false ) {
		// Accepts either an error object or an error code and message
		if ( $message && ! is_object( $error ) ) {
			$error = new IXR_Error( $error, $message );
		}

if ( ! $this->is_enabled ) {
			status_header( $error->code );
		}

$this->output( $error->getXml() );
	}

/**
	 * Retrieves custom fields for post.
	 *
	 * @since 2.5.0
	 *
	 * @param int $post_id Post ID.
	 * @return array Custom fields, if exist.
	 */
	public 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;
	}

/**
	 * Sets custom fields for post.
	 *
	 * @since 2.5.0
	 *
	 * @param int   $post_id Post ID.
	 * @param array $fields  Custom fields.
	 */
	public 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'] );

if ( ! $pmeta || $pmeta->post_id != $post_id ) {
					continue;
				}

if ( isset( $meta['key'] ) ) {
					$meta['key'] = wp_unslash( $meta['key'] );
					if ( $meta['key'] !== $pmeta->meta_key ) {
						continue;
					}
					$meta['value'] = wp_unslash( $meta['value'] );
					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, wp_unslash( $meta['key'] ) ) ) {
				add_post_meta( $post_id, $meta['key'], $meta['value'] );
			}
		}
	}

/**
	 * Retrieves custom fields for a term.
	 *
	 * @since 4.9.0
	 *
	 * @param int $term_id Term ID.
	 * @return array Array of custom fields, if they exist.
	 */
	public function get_term_custom_fields( $term_id ) {
		$term_id = (int) $term_id;

$custom_fields = array();

foreach ( (array) has_term_meta( $term_id ) as $meta ) {

if ( ! current_user_can( 'edit_term_meta', $term_id ) ) {
				continue;
			}

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

return $custom_fields;
	}

/**
	 * Sets custom fields for a term.
	 *
	 * @since 4.9.0
	 *
	 * @param int   $term_id Term ID.
	 * @param array $fields  Custom fields.
	 */
	public function set_term_custom_fields( $term_id, $fields ) {
		$term_id = (int) $term_id;

foreach ( (array) $fields as $meta ) {
			if ( isset( $meta['id'] ) ) {
				$meta['id'] = (int) $meta['id'];
				$pmeta      = get_metadata_by_mid( 'term', $meta['id'] );
				if ( isset( $meta['key'] ) ) {
					$meta['key'] = wp_unslash( $meta['key'] );
					if ( $meta['key'] !== $pmeta->meta_key ) {
						continue;
					}
					$meta['value'] = wp_unslash( $meta['value'] );
					if ( current_user_can( 'edit_term_meta', $term_id ) ) {
						update_metadata_by_mid( 'term', $meta['id'], $meta['value'] );
					}
				} elseif ( current_user_can( 'delete_term_meta', $term_id ) ) {
					delete_metadata_by_mid( 'term', $meta['id'] );
				}
			} elseif ( current_user_can( 'add_term_meta', $term_id ) ) {
				add_term_meta( $term_id, $meta['key'], $meta['value'] );
			}
		}
	}

/**
	 * Sets up blog options property.
	 *
	 * Passes property through {@see 'xmlrpc_blog_options'} filter.
	 *
	 * @since 2.6.0
	 */
	public function initialise_blog_option_info() {
		$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'    => get_bloginfo( 'version' ),
			),
			'blog_url'                => array(
				'desc'     => __( 'WordPress Address (URL)' ),
				'readonly' => true,
				'option'   => 'siteurl',
			),
			'home_url'                => array(
				'desc'     => __( 'Site Address (URL)' ),
				'readonly' => true,
				'option'   => 'home',
			),
			'login_url'               => array(
				'desc'     => __( 'Login Address (URL)' ),
				'readonly' => true,
				'value'    => wp_login_url(),
			),
			'admin_url'               => array(
				'desc'     => __( 'The URL to the admin area' ),
				'readonly' => true,
				'value'    => get_admin_url(),
			),
			'image_default_link_type' => array(
				'desc'     => __( 'Image default link type' ),
				'readonly' => true,
				'option'   => 'image_default_link_type',
			),
			'image_default_size'      => array(
				'desc'     => __( 'Image default size' ),
				'readonly' => true,
				'option'   => 'image_default_size',
			),
			'image_default_align'     => array(
				'desc'     => __( 'Image default align' ),
				'readonly' => true,
				'option'   => 'image_default_align',
			),
			'template'                => array(
				'desc'     => __( 'Template' ),
				'readonly' => true,
				'option'   => 'template',
			),
			'stylesheet'              => array(
				'desc'     => __( 'Stylesheet' ),
				'readonly' => true,
				'option'   => 'stylesheet',
			),
			'post_thumbnail'          => array(
				'desc'     => __( 'Post Thumbnail' ),
				'readonly' => true,
				'value'    => current_theme_supports( 'post-thumbnails' ),
			),

// 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',
			),
			'medium_large_size_w'     => array(
				'desc'     => __( 'Medium-Large size image width' ),
				'readonly' => false,
				'option'   => 'medium_large_size_w',
			),
			'medium_large_size_h'     => array(
				'desc'     => __( 'Medium-Large size image height' ),
				'readonly' => false,
				'option'   => 'medium_large_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',
			),
			'default_comment_status'  => array(
				'desc'     => __( 'Allow people to submit comments on new posts.' ),
				'readonly' => false,
				'option'   => 'default_comment_status',
			),
			'default_ping_status'     => array(
				'desc'     => __( 'Allow link notifications from other blogs (pingbacks and trackbacks) on new posts.' ),
				'readonly' => false,
				'option'   => 'default_ping_status',
			),
		);

/**
		 * Filters the XML-RPC blog options property.
		 *
		 * @since 2.6.0
		 *
		 * @param array $blog_options An array of XML-RPC blog options.
		 */
		$this->blog_options = apply_filters( 'xmlrpc_blog_options', $this->blog_options );
	}

/**
	 * Retrieves the blogs of the user.
	 *
	 * @since 2.6.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type string $0 Username.
	 *     @type string $1 Password.
	 * }
	 * @return array|IXR_Error Array contains:
	 *  - 'isAdmin'
	 *  - 'isPrimary' - whether the blog is the user's primary blog
	 *  - 'url'
	 *  - 'blogid'
	 *  - 'blogName'
	 *  - 'xmlrpc' - url of xmlrpc endpoint
	 */
	public function wp_getUsersBlogs( $args ) {
		if ( ! $this->minimum_args( $args, 2 ) ) {
			return $this->error;
		}

// 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];

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

/**
		 * Fires after the XML-RPC user has been authenticated but before the rest of
		 * the method logic begins.
		 *
		 * All built-in XML-RPC methods use the action xmlrpc_call, with a parameter
		 * equal to the method's name, e.g., wp.getUsersBlogs, wp.newPost, etc.
		 *
		 * @since 2.5.0
		 * @since 5.7.0 Added the `$args` and `$server` parameters.
		 *
		 * @param string           $name   The method name.
		 * @param array|string     $args   The escaped arguments passed to the method.
		 * @param wp_xmlrpc_server $server The XML-RPC server instance.
		 */
		do_action( 'xmlrpc_call', 'wp.getUsersBlogs', $args, $this );

$blogs           = (array) get_blogs_of_user( $user->ID );
		$struct          = array();
		$primary_blog_id = 0;
		$active_blog     = get_active_blog_for_user( $user->ID );
		if ( $active_blog ) {
			$primary_blog_id = (int) $active_blog->blog_id;
		}

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

$blog_id = $blog->userblog_id;

switch_to_blog( $blog_id );

$is_admin   = current_user_can( 'manage_options' );
			$is_primary = ( (int) $blog_id === $primary_blog_id );

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

restore_current_blog();
		}

return $struct;
	}

/**
	 * Checks if the method received at least the minimum number of arguments.
	 *
	 * @since 3.4.0
	 *
	 * @param array $args  An array of arguments to check.
	 * @param int   $count Minimum number of arguments.
	 * @return bool True if `$args` contains at least `$count` arguments, false otherwise.
	 */
	protected function minimum_args( $args, $count ) {
		if ( ! is_array( $args ) || count( $args ) < $count ) {
			$this->error = new IXR_Error( 400, __( 'Insufficient arguments passed to this XML-RPC method.' ) );
			return false;
		}

return true;
	}

/**
	 * Prepares taxonomy data for return in an XML-RPC object.
	 *
	 * @param WP_Taxonomy $taxonomy The unprepared taxonomy data.
	 * @param array       $fields   The subset of taxonomy fields to return.
	 * @return array The prepared taxonomy data.
	 */
	protected function _prepare_taxonomy( $taxonomy, $fields ) {
		$_taxonomy = array(
			'name'         => $taxonomy->name,
			'label'        => $taxonomy->label,
			'hierarchical' => (bool) $taxonomy->hierarchical,
			'public'       => (bool) $taxonomy->public,
			'show_ui'      => (bool) $taxonomy->show_ui,
			'_builtin'     => (bool) $taxonomy->_builtin,
		);

if ( in_array( 'labels', $fields, true ) ) {
			$_taxonomy['labels'] = (array) $taxonomy->labels;
		}

if ( in_array( 'cap', $fields, true ) ) {
			$_taxonomy['cap'] = (array) $taxonomy->cap;
		}

if ( in_array( 'menu', $fields, true ) ) {
			$_taxonomy['show_in_menu'] = (bool) $taxonomy->show_in_menu;
		}

if ( in_array( 'object_type', $fields, true ) ) {
			$_taxonomy['object_type'] = array_unique( (array) $taxonomy->object_type );
		}

/**
		 * Filters XML-RPC-prepared data for the given taxonomy.
		 *
		 * @since 3.4.0
		 *
		 * @param array       $_taxonomy An array of taxonomy data.
		 * @param WP_Taxonomy $taxonomy  Taxonomy object.
		 * @param array       $fields    The subset of taxonomy fields to return.
		 */
		return apply_filters( 'xmlrpc_prepare_taxonomy', $_taxonomy, $taxonomy, $fields );
	}

/**
	 * Prepares term data for return in an XML-RPC object.
	 *
	 * @param array|object $term The unprepared term data.
	 * @return array The prepared term data.
	 */
	protected function _prepare_term( $term ) {
		$_term = $term;
		if ( ! is_array( $_term ) ) {
			$_term = get_object_vars( $_term );
		}

// For integers which may be larger than XML-RPC supports ensure we return strings.
		$_term['term_id']          = (string) $_term['term_id'];
		$_term['term_group']       = (string) $_term['term_group'];
		$_term['term_taxonomy_id'] = (string) $_term['term_taxonomy_id'];
		$_term['parent']           = (string) $_term['parent'];

// Count we are happy to return as an integer because people really shouldn't use terms that much.
		$_term['count'] = (int) $_term['count'];

// Get term meta.
		$_term['custom_fields'] = $this->get_term_custom_fields( $_term['term_id'] );

/**
		 * Filters XML-RPC-prepared data for the given term.
		 *
		 * @since 3.4.0
		 *
		 * @param array        $_term An array of term data.
		 * @param array|object $term  Term object or array.
		 */
		return apply_filters( 'xmlrpc_prepare_term', $_term, $term );
	}

/**
	 * Converts a WordPress date string to an IXR_Date object.
	 *
	 * @param string $date Date string to convert.
	 * @return IXR_Date IXR_Date object.
	 */
	protected function _convert_date( $date ) {
		if ( '0000-00-00 00:00:00' === $date ) {
			return new IXR_Date( '00000000T00:00:00Z' );
		}
		return new IXR_Date( mysql2date( 'Ymd\TH:i:s', $date, false ) );
	}

/**
	 * Converts a WordPress GMT date string to an IXR_Date object.
	 *
	 * @param string $date_gmt WordPress GMT date string.
	 * @param string $date     Date string.
	 * @return IXR_Date IXR_Date object.
	 */
	protected function _convert_date_gmt( $date_gmt, $date ) {
		if ( '0000-00-00 00:00:00' !== $date && '0000-00-00 00:00:00' === $date_gmt ) {
			return new IXR_Date( get_gmt_from_date( mysql2date( 'Y-m-d H:i:s', $date, false ), 'Ymd\TH:i:s' ) );
		}
		return $this->_convert_date( $date_gmt );
	}

/**
	 * Prepares post data for return in an XML-RPC object.
	 *
	 * @param array $post   The unprepared post data.
	 * @param array $fields The subset of post type fields to return.
	 * @return array The prepared post data.
	 */
	protected function _prepare_post( $post, $fields ) {
		// Holds the data for this post. built up based on $fields.
		$_post = array( 'post_id' => (string) $post['ID'] );

// Prepare common post fields.
		$post_fields = array(
			'post_title'        => $post['post_title'],
			'post_date'         => $this->_convert_date( $post['post_date'] ),
			'post_date_gmt'     => $this->_convert_date_gmt( $post['post_date_gmt'], $post['post_date'] ),
			'post_modified'     => $this->_convert_date( $post['post_modified'] ),
			'post_modified_gmt' => $this->_convert_date_gmt( $post['post_modified_gmt'], $post['post_modified'] ),
			'post_status'       => $post['post_status'],
			'post_type'         => $post['post_type'],
			'post_name'         => $post['post_name'],
			'post_author'       => $post['post_author'],
			'post_password'     => $post['post_password'],
			'post_excerpt'      => $post['post_excerpt'],
			'post_content'      => $post['post_content'],
			'post_parent'       => (string) $post['post_parent'],
			'post_mime_type'    => $post['post_mime_type'],
			'link'              => get_permalink( $post['ID'] ),
			'guid'              => $post['guid'],
			'menu_order'        => (int) $post['menu_order'],
			'comment_status'    => $post['comment_status'],
			'ping_status'       => $post['ping_status'],
			'sticky'            => ( 'post' === $post['post_type'] && is_sticky( $post['ID'] ) ),
		);

// Thumbnail.
		$post_fields['post_thumbnail'] = array();
		$thumbnail_id                  = get_post_thumbnail_id( $post['ID'] );
		if ( $thumbnail_id ) {
			$thumbnail_size                = current_theme_supports( 'post-thumbnail' ) ? 'post-thumbnail' : 'thumbnail';
			$post_fields['post_thumbnail'] = $this->_prepare_media_item( get_post( $thumbnail_id ), $thumbnail_size );
		}

// Consider future posts as published.
		if ( 'future' === $post_fields['post_status'] ) {
			$post_fields['post_status'] = 'publish';
		}

// Fill in blank post format.
		$post_fields['post_format'] = get_post_format( $post['ID'] );
		if ( empty( $post_fields['post_format'] ) ) {
			$post_fields['post_format'] = 'standard';
		}

// Merge requested $post_fields fields into $_post.
		if ( in_array( 'post', $fields, true ) ) {
			$_post = array_merge( $_post, $post_fields );
		} else {
			$requested_fields = array_intersect_key( $post_fields, array_flip( $fields ) );
			$_post            = array_merge( $_post, $requested_fields );
		}

$all_taxonomy_fields = in_array( 'taxonomies', $fields, true );

if ( $all_taxonomy_fields || in_array( 'terms', $fields, true ) ) {
			$post_type_taxonomies = get_object_taxonomies( $post['post_type'], 'names' );
			$terms                = wp_get_object_terms( $post['ID'], $post_type_taxonomies );
			$_post['terms']       = array();
			foreach ( $terms as $term ) {
				$_post['terms'][] = $this->_prepare_term( $term );
			}
		}

if ( in_array( 'custom_fields', $fields, true ) ) {
			$_post['custom_fields'] = $this->get_custom_fields( $post['ID'] );
		}

if ( in_array( 'enclosure', $fields, true ) ) {
			$_post['enclosure'] = array();
			$enclosures         = (array) get_post_meta( $post['ID'], 'enclosure' );
			if ( ! empty( $enclosures ) ) {
				$encdata                      = explode( "\n", $enclosures[0] );
				$_post['enclosure']['url']    = trim( htmlspecialchars( $encdata[0] ) );
				$_post['enclosure']['length'] = (int) trim( $encdata[1] );
				$_post['enclosure']['type']   = trim( $encdata[2] );
			}
		}

/**
		 * Filters XML-RPC-prepared date for the given post.
		 *
		 * @since 3.4.0
		 *
		 * @param array $_post  An array of modified post data.
		 * @param array $post   An array of post data.
		 * @param array $fields An array of post fields.
		 */
		return apply_filters( 'xmlrpc_prepare_post', $_post, $post, $fields );
	}

/**
	 * Prepares post data for return in an XML-RPC object.
	 *
	 * @since 3.4.0
	 * @since 4.6.0 Converted the `$post_type` parameter to accept a WP_Post_Type object.
	 *
	 * @param WP_Post_Type $post_type Post type object.
	 * @param array        $fields    The subset of post fields to return.
	 * @return array The prepared post type data.
	 */
	protected function _prepare_post_type( $post_type, $fields ) {
		$_post_type = array(
			'name'         => $post_type->name,
			'label'        => $post_type->label,
			'hierarchical' => (bool) $post_type->hierarchical,
			'public'       => (bool) $post_type->public,
			'show_ui'      => (bool) $post_type->show_ui,
			'_builtin'     => (bool) $post_type->_builtin,
			'has_archive'  => (bool) $post_type->has_archive,
			'supports'     => get_all_post_type_supports( $post_type->name ),
		);

if ( in_array( 'labels', $fields, true ) ) {
			$_post_type['labels'] = (array) $post_type->labels;
		}

if ( in_array( 'cap', $fields, true ) ) {
			$_post_type['cap']          = (array) $post_type->cap;
			$_post_type['map_meta_cap'] = (bool) $post_type->map_meta_cap;
		}

if ( in_array( 'menu', $fields, true ) ) {
			$_post_type['menu_position'] = (int) $post_type->menu_position;
			$_post_type['menu_icon']     = $post_type->menu_icon;
			$_post_type['show_in_menu']  = (bool) $post_type->show_in_menu;
		}

if ( in_array( 'taxonomies', $fields, true ) ) {
			$_post_type['taxonomies'] = get_object_taxonomies( $post_type->name, 'names' );
		}

/**
		 * Filters XML-RPC-prepared date for the given post type.
		 *
		 * @since 3.4.0
		 * @since 4.6.0 Converted the `$post_type` parameter to accept a WP_Post_Type object.
		 *
		 * @param array        $_post_type An array of post type data.
		 * @param WP_Post_Type $post_type  Post type object.
		 */
		return apply_filters( 'xmlrpc_prepare_post_type', $_post_type, $post_type );
	}

/**
	 * Prepares media item data for return in an XML-RPC object.
	 *
	 * @param WP_Post $media_item     The unprepared media item data.
	 * @param string  $thumbnail_size The image size to use for the thumbnail URL.
	 * @return array The prepared media item data.
	 */
	protected function _prepare_media_item( $media_item, $thumbnail_size = 'thumbnail' ) {
		$_media_item = array(
			'attachment_id'    => (string) $media_item->ID,
			'date_created_gmt' => $this->_convert_date_gmt( $media_item->post_date_gmt, $media_item->post_date ),
			'parent'           => $media_item->post_parent,
			'link'             => wp_get_attachment_url( $media_item->ID ),
			'title'            => $media_item->post_title,
			'caption'          => $media_item->post_excerpt,
			'description'      => $media_item->post_content,
			'metadata'         => wp_get_attachment_metadata( $media_item->ID ),
			'type'             => $media_item->post_mime_type,
			'alt'              => get_post_meta( $media_item->ID, '_wp_attachment_image_alt', true ),
		);

$thumbnail_src = image_downsize( $media_item->ID, $thumbnail_size );
		if ( $thumbnail_src ) {
			$_media_item['thumbnail'] = $thumbnail_src[0];
		} else {
			$_media_item['thumbnail'] = $_media_item['link'];
		}

/**
		 * Filters XML-RPC-prepared data for the given media item.
		 *
		 * @since 3.4.0
		 *
		 * @param array   $_media_item    An array of media item data.
		 * @param WP_Post $media_item     Media item object.
		 * @param string  $thumbnail_size Image size.
		 */
		return apply_filters( 'xmlrpc_prepare_media_item', $_media_item, $media_item, $thumbnail_size );
	}

/**
	 * Prepares page data for return in an XML-RPC object.
	 *
	 * @param WP_Post $page The unprepared page data.
	 * @return array The prepared page data.
	 */
	protected function _prepare_page( $page ) {
		// Get all of the page content and link.
		$full_page = get_extended( $page->post_content );
		$link      = get_permalink( $page->ID );

// Get info the page parent if there is one.
		$parent_title = '';
		if ( ! empty( $page->post_parent ) ) {
			$parent       = get_post( $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     = $this->_convert_date( $page->post_date );
		$page_date_gmt = $this->_convert_date_gmt( $page->post_date_gmt, $page->post_date );

// Pull the categories info together.
		$categories = array();
		if ( is_object_in_taxonomy( 'page', 'category' ) ) {
			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_page_template_slug( $page->ID );
		if ( empty( $page_template ) ) {
			$page_template = 'default';
		}

$_page = array(
			'dateCreated'            => $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'       => $page_date_gmt,
			'custom_fields'          => $this->get_custom_fields( $page->ID ),
			'wp_page_template'       => $page_template,
		);

/**
		 * Filters XML-RPC-prepared data for the given page.
		 *
		 * @since 3.4.0
		 *
		 * @param array   $_page An array of page data.
		 * @param WP_Post $page  Page object.
		 */
		return apply_filters( 'xmlrpc_prepare_page', $_page, $page );
	}

/**
	 * Prepares comment data for return in an XML-RPC object.
	 *
	 * @param WP_Comment $comment The unprepared comment data.
	 * @return array The prepared comment data.
	 */
	protected function _prepare_comment( $comment ) {
		// Format page date.
		$comment_date_gmt = $this->_convert_date_gmt( $comment->comment_date_gmt, $comment->comment_date );

if ( '0' == $comment->comment_approved ) {
			$comment_status = 'hold';
		} elseif ( 'spam' === $comment->comment_approved ) {
			$comment_status = 'spam';
		} elseif ( '1' == $comment->comment_approved ) {
			$comment_status = 'approve';
		} else {
			$comment_status = $comment->comment_approved;
		}
		$_comment = array(
			'date_created_gmt' => $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'             => get_comment_link( $comment ),
			'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,
		);

/**
		 * Filters XML-RPC-prepared data for the given comment.
		 *
		 * @since 3.4.0
		 *
		 * @param array      $_comment An array of prepared comment data.
		 * @param WP_Comment $comment  Comment object.
		 */
		return apply_filters( 'xmlrpc_prepare_comment', $_comment, $comment );
	}

/**
	 * Prepares user data for return in an XML-RPC object.
	 *
	 * @param WP_User $user   The unprepared user object.
	 * @param array   $fields The subset of user fields to return.
	 * @return array The prepared user data.
	 */
	protected function _prepare_user( $user, $fields ) {
		$_user = array( 'user_id' => (string) $user->ID );

$user_fields = array(
			'username'     => $user->user_login,
			'first_name'   => $user->user_firstname,
			'last_name'    => $user->user_lastname,
			'registered'   => $this->_convert_date( $user->user_registered ),
			'bio'          => $user->user_description,
			'email'        => $user->user_email,
			'nickname'     => $user->nickname,
			'nicename'     => $user->user_nicename,
			'url'          => $user->user_url,
			'display_name' => $user->display_name,
			'roles'        => $user->roles,
		);

if ( in_array( 'all', $fields, true ) ) {
			$_user = array_merge( $_user, $user_fields );
		} else {
			if ( in_array( 'basic', $fields, true ) ) {
				$basic_fields = array( 'username', 'email', 'registered', 'display_name', 'nicename' );
				$fields       = array_merge( $fields, $basic_fields );
			}
			$requested_fields = array_intersect_key( $user_fields, array_flip( $fields ) );
			$_user            = array_merge( $_user, $requested_fields );
		}

/**
		 * Filters XML-RPC-prepared data for the given user.
		 *
		 * @since 3.5.0
		 *
		 * @param array   $_user  An array of user data.
		 * @param WP_User $user   User object.
		 * @param array   $fields An array of user fields.
		 */
		return apply_filters( 'xmlrpc_prepare_user', $_user, $user, $fields );
	}

/**
	 * Creates a new post for any registered post type.
	 *
	 * @since 3.4.0
	 *
	 * @link https://en.wikipedia.org/wiki/RSS_enclosure for information on RSS enclosures.
	 *
	 * @param array $args {
	 *     Method arguments. Note: top-level arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type array  $3 {
	 *         Content struct for adding a new post. See wp_insert_post() for information on
	 *         additional post fields
	 *
	 *         @type string $post_type      Post type. Default 'post'.
	 *         @type string $post_status    Post status. Default 'draft'
	 *         @type string $post_title     Post title.
	 *         @type int    $post_author    Post author ID.
	 *         @type string $post_excerpt   Post excerpt.
	 *         @type string $post_content   Post content.
	 *         @type string $post_date_gmt  Post date in GMT.
	 *         @type string $post_date      Post date.
	 *         @type string $post_password  Post password (20-character limit).
	 *         @type string $comment_status Post comment enabled status. Accepts 'open' or 'closed'.
	 *         @type string $ping_status    Post ping status. Accepts 'open' or 'closed'.
	 *         @type bool   $sticky         Whether the post should be sticky. Automatically false if
	 *                                      `$post_status` is 'private'.
	 *         @type int    $post_thumbnail ID of an image to use as the post thumbnail/featured image.
	 *         @type array  $custom_fields  Array of meta key/value pairs to add to the post.
	 *         @type array  $terms          Associative array with taxonomy names as keys and arrays
	 *                                      of term IDs as values.
	 *         @type array  $terms_names    Associative array with taxonomy names as keys and arrays
	 *                                      of term names as values.
	 *         @type array  $enclosure      {
	 *             Array of feed enclosure data to add to post meta.
	 *
	 *             @type string $url    URL for the feed enclosure.
	 *             @type int    $length Size in bytes of the enclosure.
	 *             @type string $type   Mime-type for the enclosure.
	 *         }
	 *     }
	 * }
	 * @return int|IXR_Error Post ID on success, IXR_Error instance otherwise.
	 */
	public function wp_newPost( $args ) {
		if ( ! $this->minimum_args( $args, 4 ) ) {
			return $this->error;
		}

$this->escape( $args );

$username       = $args[1];
		$password       = $args[2];
		$content_struct = $args[3];

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

// Convert the date field back to IXR form.
		if ( isset( $content_struct['post_date'] ) && ! ( $content_struct['post_date'] instanceof IXR_Date ) ) {
			$content_struct['post_date'] = $this->_convert_date( $content_struct['post_date'] );
		}

/*
		 * Ignore the existing GMT date if it is empty or a non-GMT date was supplied in $content_struct,
		 * since _insert_post() will ignore the non-GMT date if the GMT date is set.
		 */
		if ( isset( $content_struct['post_date_gmt'] ) && ! ( $content_struct['post_date_gmt'] instanceof IXR_Date ) ) {
			if ( '0000-00-00 00:00:00' === $content_struct['post_date_gmt'] || isset( $content_struct['post_date'] ) ) {
				unset( $content_struct['post_date_gmt'] );
			} else {
				$content_struct['post_date_gmt'] = $this->_convert_date( $content_struct['post_date_gmt'] );
			}
		}

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.newPost', $args, $this );

unset( $content_struct['ID'] );

return $this->_insert_post( $user, $content_struct );
	}

/**
	 * Helper method for filtering out elements from an array.
	 *
	 * @since 3.4.0
	 *
	 * @param int $count Number to compare to one.
	 * @return bool True if the number is greater than one, false otherwise.
	 */
	private function _is_greater_than_one( $count ) {
		return $count > 1;
	}

/**
	 * Encapsulates the logic for sticking a post and determining if
	 * the user has permission to do so.
	 *
	 * @since 4.3.0
	 *
	 * @param array $post_data
	 * @param bool  $update
	 * @return void|IXR_Error
	 */
	private function _toggle_sticky( $post_data, $update = false ) {
		$post_type = get_post_type_object( $post_data['post_type'] );

// Private and password-protected posts cannot be stickied.
		if ( 'private' === $post_data['post_status'] || ! empty( $post_data['post_password'] ) ) {
			// Error if the client tried to stick the post, otherwise, silently unstick.
			if ( ! empty( $post_data['sticky'] ) ) {
				return new IXR_Error( 401, __( 'Sorry, you cannot stick a private post.' ) );
			}

if ( $update ) {
				unstick_post( $post_data['ID'] );
			}
		} elseif ( isset( $post_data['sticky'] ) ) {
			if ( ! current_user_can( $post_type->cap->edit_others_posts ) ) {
				return new IXR_Error( 401, __( 'Sorry, you are not allowed to make posts sticky.' ) );
			}

$sticky = wp_validate_boolean( $post_data['sticky'] );
			if ( $sticky ) {
				stick_post( $post_data['ID'] );
			} else {
				unstick_post( $post_data['ID'] );
			}
		}
	}

/**
	 * Helper method for wp_newPost() and wp_editPost(), containing shared logic.
	 *
	 * @since 3.4.0
	 *
	 * @see wp_insert_post()
	 *
	 * @param WP_User         $user           The post author if post_author isn't set in $content_struct.
	 * @param array|IXR_Error $content_struct Post data to insert.
	 * @return IXR_Error|string
	 */
	protected function _insert_post( $user, $content_struct ) {
		$defaults = array(
			'post_status'    => 'draft',
			'post_type'      => 'post',
			'post_author'    => 0,
			'post_password'  => '',
			'post_excerpt'   => '',
			'post_content'   => '',
			'post_title'     => '',
			'post_date'      => '',
			'post_date_gmt'  => '',
			'post_format'    => null,
			'post_name'      => null,
			'post_thumbnail' => null,
			'post_parent'    => 0,
			'ping_status'    => '',
			'comment_status' => '',
			'custom_fields'  => null,
			'terms_names'    => null,
			'terms'          => null,
			'sticky'         => null,
			'enclosure'      => null,
			'ID'             => null,
		);

$post_data = wp_parse_args( array_intersect_key( $content_struct, $defaults ), $defaults );

$post_type = get_post_type_object( $post_data['post_type'] );
		if ( ! $post_type ) {
			return new IXR_Error( 403, __( 'Invalid post type.' ) );
		}

$update = ! empty( $post_data['ID'] );

if ( $update ) {
			if ( ! get_post( $post_data['ID'] ) ) {
				return new IXR_Error( 401, __( 'Invalid post ID.' ) );
			}
			if ( ! current_user_can( 'edit_post', $post_data['ID'] ) ) {
				return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit this post.' ) );
			}
			if ( get_post_type( $post_data['ID'] ) !== $post_data['post_type'] ) {
				return new IXR_Error( 401, __( 'The post type may not be changed.' ) );
			}
		} else {
			if ( ! current_user_can( $post_type->cap->create_posts ) || ! current_user_can( $post_type->cap->edit_posts ) ) {
				return new IXR_Error( 401, __( 'Sorry, you are not allowed to post on this site.' ) );
			}
		}

switch ( $post_data['post_status'] ) {
			case 'draft':
			case 'pending':
				break;
			case 'private':
				if ( ! current_user_can( $post_type->cap->publish_posts ) ) {
					return new IXR_Error( 401, __( 'Sorry, you are not allowed to create private posts in this post type.' ) );
				}
				break;
			case 'publish':
			case 'future':
				if ( ! current_user_can( $post_type->cap->publish_posts ) ) {
					return new IXR_Error( 401, __( 'Sorry, you are not allowed to publish posts in this post type.' ) );
				}
				break;
			default:
				if ( ! get_post_status_object( $post_data['post_status'] ) ) {
					$post_data['post_status'] = 'draft';
				}
				break;
		}

if ( ! empty( $post_data['post_password'] ) && ! current_user_can( $post_type->cap->publish_posts ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to create password protected posts in this post type.' ) );
		}

$post_data['post_author'] = absint( $post_data['post_author'] );
		if ( ! empty( $post_data['post_author'] ) && $post_data['post_author'] != $user->ID ) {
			if ( ! current_user_can( $post_type->cap->edit_others_posts ) ) {
				return new IXR_Error( 401, __( 'Sorry, you are not allowed to create posts as this user.' ) );
			}

$author = get_userdata( $post_data['post_author'] );

if ( ! $author ) {
				return new IXR_Error( 404, __( 'Invalid author ID.' ) );
			}
		} else {
			$post_data['post_author'] = $user->ID;
		}

if ( 'open' !== $post_data['comment_status'] && 'closed' !== $post_data['comment_status'] ) {
			unset( $post_data['comment_status'] );
		}

if ( 'open' !== $post_data['ping_status'] && 'closed' !== $post_data['ping_status'] ) {
			unset( $post_data['ping_status'] );
		}

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

// Default to not flagging the post date to be edited unless it's intentional.
		$post_data['edit_date'] = false;

if ( ! empty( $dateCreated ) ) {
			$post_data['post_date']     = iso8601_to_datetime( $dateCreated );
			$post_data['post_date_gmt'] = iso8601_to_datetime( $dateCreated, 'gmt' );

// Flag the post date to be edited.
			$post_data['edit_date'] = true;
		}

if ( ! isset( $post_data['ID'] ) ) {
			$post_data['ID'] = get_default_post_to_edit( $post_data['post_type'], true )->ID;
		}
		$post_id = $post_data['ID'];

if ( 'post' === $post_data['post_type'] ) {
			$error = $this->_toggle_sticky( $post_data, $update );
			if ( $error ) {
				return $error;
			}
		}

if ( isset( $post_data['post_thumbnail'] ) ) {
			// Empty value deletes, non-empty value adds/updates.
			if ( ! $post_data['post_thumbnail'] ) {
				delete_post_thumbnail( $post_id );
			} elseif ( ! get_post( absint( $post_data['post_thumbnail'] ) ) ) {
				return new IXR_Error( 404, __( 'Invalid attachment ID.' ) );
			}
			set_post_thumbnail( $post_id, $post_data['post_thumbnail'] );
			unset( $content_struct['post_thumbnail'] );
		}

if ( isset( $post_data['custom_fields'] ) ) {
			$this->set_custom_fields( $post_id, $post_data['custom_fields'] );
		}

if ( isset( $post_data['terms'] ) || isset( $post_data['terms_names'] ) ) {
			$post_type_taxonomies = get_object_taxonomies( $post_data['post_type'], 'objects' );

// Accumulate term IDs from terms and terms_names.
			$terms = array();

// First validate the terms specified by ID.
			if ( isset( $post_data['terms'] ) && is_array( $post_data['terms'] ) ) {
				$taxonomies = array_keys( $post_data['terms'] );

// Validating term IDs.
				foreach ( $taxonomies as $taxonomy ) {
					if ( ! array_key_exists( $taxonomy, $post_type_taxonomies ) ) {
						return new IXR_Error( 401, __( 'Sorry, one of the given taxonomies is not supported by the post type.' ) );
					}

if ( ! current_user_can( $post_type_taxonomies[ $taxonomy ]->cap->assign_terms ) ) {
						return new IXR_Error( 401, __( 'Sorry, you are not allowed to assign a term to one of the given taxonomies.' ) );
					}

$term_ids           = $post_data['terms'][ $taxonomy ];
					$terms[ $taxonomy ] = array();
					foreach ( $term_ids as $term_id ) {
						$term = get_term_by( 'id', $term_id, $taxonomy );

if ( ! $term ) {
							return new IXR_Error( 403, __( 'Invalid term ID.' ) );
						}

$terms[ $taxonomy ][] = (int) $term_id;
					}
				}
			}

// Now validate terms specified by name.
			if ( isset( $post_data['terms_names'] ) && is_array( $post_data['terms_names'] ) ) {
				$taxonomies = array_keys( $post_data['terms_names'] );

foreach ( $taxonomies as $taxonomy ) {
					if ( ! array_key_exists( $taxonomy, $post_type_taxonomies ) ) {
						return new IXR_Error( 401, __( 'Sorry, one of the given taxonomies is not supported by the post type.' ) );
					}

/*
					 * For hierarchical taxonomies, we can't assign a term when multiple terms
					 * in the hierarchy share the same name.
					 */
					$ambiguous_terms = array();
					if ( is_taxonomy_hierarchical( $taxonomy ) ) {
						$tax_term_names = get_terms(
							array(
								'taxonomy'   => $taxonomy,
								'fields'     => 'names',
								'hide_empty' => false,
							)
						);

// Count the number of terms with the same name.
						$tax_term_names_count = array_count_values( $tax_term_names );

// Filter out non-ambiguous term names.
						$ambiguous_tax_term_counts = array_filter( $tax_term_names_count, array( $this, '_is_greater_than_one' ) );

$ambiguous_terms = array_keys( $ambiguous_tax_term_counts );
					}

$term_names = $post_data['terms_names'][ $taxonomy ];
					foreach ( $term_names as $term_name ) {
						if ( in_array( $term_name, $ambiguous_terms, true ) ) {
							return new IXR_Error( 401, __( 'Ambiguous term name used in a hierarchical taxonomy. Please use term ID instead.' ) );
						}

$term = get_term_by( 'name', $term_name, $taxonomy );

if ( ! $term ) {
							// Term doesn't exist, so check that the user is allowed to create new terms.
							if ( ! current_user_can( $post_type_taxonomies[ $taxonomy ]->cap->edit_terms ) ) {
								return new IXR_Error( 401, __( 'Sorry, you are not allowed to add a term to one of the given taxonomies.' ) );
							}

// Create the new term.
							$term_info = wp_insert_term( $term_name, $taxonomy );
							if ( is_wp_error( $term_info ) ) {
								return new IXR_Error( 500, $term_info->get_error_message() );
							}

$terms[ $taxonomy ][] = (int) $term_info['term_id'];
						} else {
							$terms[ $taxonomy ][] = (int) $term->term_id;
						}
					}
				}
			}

$post_data['tax_input'] = $terms;
			unset( $post_data['terms'], $post_data['terms_names'] );
		}

if ( isset( $post_data['post_format'] ) ) {
			$format = set_post_format( $post_id, $post_data['post_format'] );

if ( is_wp_error( $format ) ) {
				return new IXR_Error( 500, $format->get_error_message() );
			}

unset( $post_data['post_format'] );
		}

// Handle enclosures.
		$enclosure = isset( $post_data['enclosure'] ) ? $post_data['enclosure'] : null;
		$this->add_enclosure_if_new( $post_id, $enclosure );

$this->attach_uploads( $post_id, $post_data['post_content'] );

/**
		 * Filters post data array to be inserted via XML-RPC.
		 *
		 * @since 3.4.0
		 *
		 * @param array $post_data      Parsed array of post data.
		 * @param array $content_struct Post data array.
		 */
		$post_data = apply_filters( 'xmlrpc_wp_insert_post_data', $post_data, $content_struct );

// Remove all null values to allow for using the insert/update post default values for those keys instead.
		$post_data = array_filter(
			$post_data,
			static function ( $value ) {
				return null !== $value;
			}
		);

$post_id = $update ? wp_update_post( $post_data, true ) : wp_insert_post( $post_data, true );
		if ( is_wp_error( $post_id ) ) {
			return new IXR_Error( 500, $post_id->get_error_message() );
		}

if ( ! $post_id ) {
			if ( $update ) {
				return new IXR_Error( 401, __( 'Sorry, the post could not be updated.' ) );
			} else {
				return new IXR_Error( 401, __( 'Sorry, the post could not be created.' ) );
			}
		}

return (string) $post_id;
	}

/**
	 * Edits a post for any registered post type.
	 *
	 * The $content_struct parameter only needs to contain fields that
	 * should be changed. All other fields will retain their existing values.
	 *
	 * @since 3.4.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type int    $3 Post ID.
	 *     @type array  $4 Extra content arguments.
	 * }
	 * @return true|IXR_Error True on success, IXR_Error on failure.
	 */
	public function wp_editPost( $args ) {
		if ( ! $this->minimum_args( $args, 5 ) ) {
			return $this->error;
		}

$this->escape( $args );

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.editPost', $args, $this );

$post = get_post( $post_id, ARRAY_A );

if ( empty( $post['ID'] ) ) {
			return new IXR_Error( 404, __( 'Invalid post ID.' ) );
		}

if ( isset( $content_struct['if_not_modified_since'] ) ) {
			// If the post has been modified since the date provided, return an error.
			if ( mysql2date( 'U', $post['post_modified_gmt'] ) > $content_struct['if_not_modified_since']->getTimestamp() ) {
				return new IXR_Error( 409, __( 'There is a revision of this post that is more recent.' ) );
			}
		}

// Convert the date field back to IXR form.
		$post['post_date'] = $this->_convert_date( $post['post_date'] );

/*
		 * Ignore the existing GMT date if it is empty or a non-GMT date was supplied in $content_struct,
		 * since _insert_post() will ignore the non-GMT date if the GMT date is set.
		 */
		if ( '0000-00-00 00:00:00' === $post['post_date_gmt'] || isset( $content_struct['post_date'] ) ) {
			unset( $post['post_date_gmt'] );
		} else {
			$post['post_date_gmt'] = $this->_convert_date( $post['post_date_gmt'] );
		}

/*
		 * If the API client did not provide 'post_date', then we must not perpetuate the value that
		 * was stored in the database, or it will appear to be an intentional edit. Conveying it here
		 * as if it was coming from the API client will cause an otherwise zeroed out 'post_date_gmt'
		 * to get set with the value that was originally stored in the database when the draft was created.
		 */
		if ( ! isset( $content_struct['post_date'] ) ) {
			unset( $post['post_date'] );
		}

$this->escape( $post );
		$merged_content_struct = array_merge( $post, $content_struct );

$retval = $this->_insert_post( $user, $merged_content_struct );
		if ( $retval instanceof IXR_Error ) {
			return $retval;
		}

return true;
	}

/**
	 * Deletes a post for any registered post type.
	 *
	 * @since 3.4.0
	 *
	 * @see wp_delete_post()
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type int    $3 Post ID.
	 * }
	 * @return true|IXR_Error True on success, IXR_Error instance on failure.
	 */
	public function wp_deletePost( $args ) {
		if ( ! $this->minimum_args( $args, 4 ) ) {
			return $this->error;
		}

$this->escape( $args );

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.deletePost', $args, $this );

$post = get_post( $post_id, ARRAY_A );
		if ( empty( $post['ID'] ) ) {
			return new IXR_Error( 404, __( 'Invalid post ID.' ) );
		}

if ( ! current_user_can( 'delete_post', $post_id ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to delete this post.' ) );
		}

$result = wp_delete_post( $post_id );

if ( ! $result ) {
			return new IXR_Error( 500, __( 'Sorry, the post could not be deleted.' ) );
		}

return true;
	}

/**
	 * Retrieves a post.
	 *
	 * @since 3.4.0
	 *
	 * The optional $fields parameter specifies what fields will be included
	 * in the response array. This should be a list of field names. 'post_id' will
	 * always be included in the response regardless of the value of $fields.
	 *
	 * Instead of, or in addition to, individual field names, conceptual group
	 * names can be used to specify multiple fields. The available conceptual
	 * groups are 'post' (all basic fields), 'taxonomies', 'custom_fields',
	 * and 'enclosure'.
	 *
	 * @see get_post()
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type int    $3 Post ID.
	 *     @type array  $4 Optional. The subset of post type fields to return.
	 * }
	 * @return array|IXR_Error Array contains (based on $fields parameter):
	 *  - 'post_id'
	 *  - 'post_title'
	 *  - 'post_date'
	 *  - 'post_date_gmt'
	 *  - 'post_modified'
	 *  - 'post_modified_gmt'
	 *  - 'post_status'
	 *  - 'post_type'
	 *  - 'post_name'
	 *  - 'post_author'
	 *  - 'post_password'
	 *  - 'post_excerpt'
	 *  - 'post_content'
	 *  - 'link'
	 *  - 'comment_status'
	 *  - 'ping_status'
	 *  - 'sticky'
	 *  - 'custom_fields'
	 *  - 'terms'
	 *  - 'categories'
	 *  - 'tags'
	 *  - 'enclosure'
	 */
	public function wp_getPost( $args ) {
		if ( ! $this->minimum_args( $args, 4 ) ) {
			return $this->error;
		}

$this->escape( $args );

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

if ( isset( $args[4] ) ) {
			$fields = $args[4];
		} else {
			/**
			 * Filters the default post query fields used by the given XML-RPC method.
			 *
			 * @since 3.4.0
			 *
			 * @param array  $fields An array of post fields to retrieve. By default,
			 *                       contains 'post', 'terms', and 'custom_fields'.
			 * @param string $method Method name.
			 */
			$fields = apply_filters( 'xmlrpc_default_post_fields', array( 'post', 'terms', 'custom_fields' ), 'wp.getPost' );
		}

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getPost', $args, $this );

$post = get_post( $post_id, ARRAY_A );

if ( empty( $post['ID'] ) ) {
			return new IXR_Error( 404, __( 'Invalid post ID.' ) );
		}

if ( ! current_user_can( 'edit_post', $post_id ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit this post.' ) );
		}

return $this->_prepare_post( $post, $fields );
	}

/**
	 * Retrieves posts.
	 *
	 * @since 3.4.0
	 *
	 * @see wp_get_recent_posts()
	 * @see wp_getPost() for more on `$fields`
	 * @see get_posts() for more on `$filter` values
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type array  $3 Optional. Modifies the query used to retrieve posts. Accepts 'post_type',
	 *                     'post_status', 'number', 'offset', 'orderby', 's', and 'order'.
	 *                     Default empty array.
	 *     @type array  $4 Optional. The subset of post type fields to return in the response array.
	 * }
	 * @return array|IXR_Error Array containing a collection of posts.
	 */
	public function wp_getPosts( $args ) {
		if ( ! $this->minimum_args( $args, 3 ) ) {
			return $this->error;
		}

$this->escape( $args );

$username = $args[1];
		$password = $args[2];
		$filter   = isset( $args[3] ) ? $args[3] : array();

if ( isset( $args[4] ) ) {
			$fields = $args[4];
		} else {
			/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
			$fields = apply_filters( 'xmlrpc_default_post_fields', array( 'post', 'terms', 'custom_fields' ), 'wp.getPosts' );
		}

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getPosts', $args, $this );

$query = array();

if ( isset( $filter['post_type'] ) ) {
			$post_type = get_post_type_object( $filter['post_type'] );
			if ( ! ( (bool) $post_type ) ) {
				return new IXR_Error( 403, __( 'Invalid post type.' ) );
			}
		} else {
			$post_type = get_post_type_object( 'post' );
		}

if ( ! current_user_can( $post_type->cap->edit_posts ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit posts in this post type.' ) );
		}

$query['post_type'] = $post_type->name;

if ( isset( $filter['post_status'] ) ) {
			$query['post_status'] = $filter['post_status'];
		}

if ( isset( $filter['number'] ) ) {
			$query['numberposts'] = absint( $filter['number'] );
		}

if ( isset( $filter['offset'] ) ) {
			$query['offset'] = absint( $filter['offset'] );
		}

if ( isset( $filter['orderby'] ) ) {
			$query['orderby'] = $filter['orderby'];

if ( isset( $filter['order'] ) ) {
				$query['order'] = $filter['order'];
			}
		}

if ( isset( $filter['s'] ) ) {
			$query['s'] = $filter['s'];
		}

$posts_list = wp_get_recent_posts( $query );

if ( ! $posts_list ) {
			return array();
		}

// Holds all the posts data.
		$struct = array();

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

$struct[] = $this->_prepare_post( $post, $fields );
		}

return $struct;
	}

/**
	 * Creates a new term.
	 *
	 * @since 3.4.0
	 *
	 * @see wp_insert_term()
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type array  $3 Content struct for adding a new term. The struct must contain
	 *                     the term 'name' and 'taxonomy'. Optional accepted values include
	 *                     'parent', 'description', and 'slug'.
	 * }
	 * @return int|IXR_Error The term ID on success, or an IXR_Error object on failure.
	 */
	public function wp_newTerm( $args ) {
		if ( ! $this->minimum_args( $args, 4 ) ) {
			return $this->error;
		}

$this->escape( $args );

$username       = $args[1];
		$password       = $args[2];
		$content_struct = $args[3];

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.newTerm', $args, $this );

if ( ! taxonomy_exists( $content_struct['taxonomy'] ) ) {
			return new IXR_Error( 403, __( 'Invalid taxonomy.' ) );
		}

$taxonomy = get_taxonomy( $content_struct['taxonomy'] );

if ( ! current_user_can( $taxonomy->cap->edit_terms ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to create terms in this taxonomy.' ) );
		}

$taxonomy = (array) $taxonomy;

// Hold the data of the term.
		$term_data = array();

$term_data['name'] = trim( $content_struct['name'] );
		if ( empty( $term_data['name'] ) ) {
			return new IXR_Error( 403, __( 'The term name cannot be empty.' ) );
		}

if ( isset( $content_struct['parent'] ) ) {
			if ( ! $taxonomy['hierarchical'] ) {
				return new IXR_Error( 403, __( 'This taxonomy is not hierarchical.' ) );
			}

$parent_term_id = (int) $content_struct['parent'];
			$parent_term    = get_term( $parent_term_id, $taxonomy['name'] );

if ( is_wp_error( $parent_term ) ) {
				return new IXR_Error( 500, $parent_term->get_error_message() );
			}

if ( ! $parent_term ) {
				return new IXR_Error( 403, __( 'Parent term does not exist.' ) );
			}

$term_data['parent'] = $content_struct['parent'];
		}

if ( isset( $content_struct['description'] ) ) {
			$term_data['description'] = $content_struct['description'];
		}

if ( isset( $content_struct['slug'] ) ) {
			$term_data['slug'] = $content_struct['slug'];
		}

$term = wp_insert_term( $term_data['name'], $taxonomy['name'], $term_data );

if ( is_wp_error( $term ) ) {
			return new IXR_Error( 500, $term->get_error_message() );
		}

if ( ! $term ) {
			return new IXR_Error( 500, __( 'Sorry, the term could not be created.' ) );
		}

// Add term meta.
		if ( isset( $content_struct['custom_fields'] ) ) {
			$this->set_term_custom_fields( $term['term_id'], $content_struct['custom_fields'] );
		}

return (string) $term['term_id'];
	}

/**
	 * Edits a term.
	 *
	 * @since 3.4.0
	 *
	 * @see wp_update_term()
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type int    $3 Term ID.
	 *     @type array  $4 Content struct for editing a term. The struct must contain the
	 *                     term 'taxonomy'. Optional accepted values include 'name', 'parent',
	 *                     'description', and 'slug'.
	 * }
	 * @return true|IXR_Error True on success, IXR_Error instance on failure.
	 */
	public function wp_editTerm( $args ) {
		if ( ! $this->minimum_args( $args, 5 ) ) {
			return $this->error;
		}

$this->escape( $args );

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.editTerm', $args, $this );

if ( ! taxonomy_exists( $content_struct['taxonomy'] ) ) {
			return new IXR_Error( 403, __( 'Invalid taxonomy.' ) );
		}

$taxonomy = get_taxonomy( $content_struct['taxonomy'] );

$taxonomy = (array) $taxonomy;

// Hold the data of the term.
		$term_data = array();

$term = get_term( $term_id, $content_struct['taxonomy'] );

if ( is_wp_error( $term ) ) {
			return new IXR_Error( 500, $term->get_error_message() );
		}

if ( ! $term ) {
			return new IXR_Error( 404, __( 'Invalid term ID.' ) );
		}

if ( ! current_user_can( 'edit_term', $term_id ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit this term.' ) );
		}

if ( isset( $content_struct['name'] ) ) {
			$term_data['name'] = trim( $content_struct['name'] );

if ( empty( $term_data['name'] ) ) {
				return new IXR_Error( 403, __( 'The term name cannot be empty.' ) );
			}
		}

if ( ! empty( $content_struct['parent'] ) ) {
			if ( ! $taxonomy['hierarchical'] ) {
				return new IXR_Error( 403, __( 'Cannot set parent term, taxonomy is not hierarchical.' ) );
			}

$parent_term_id = (int) $content_struct['parent'];
			$parent_term    = get_term( $parent_term_id, $taxonomy['name'] );

if ( is_wp_error( $parent_term ) ) {
				return new IXR_Error( 500, $parent_term->get_error_message() );
			}

if ( ! $parent_term ) {
				return new IXR_Error( 403, __( 'Parent term does not exist.' ) );
			}

$term_data['parent'] = $content_struct['parent'];
		}

if ( isset( $content_struct['description'] ) ) {
			$term_data['description'] = $content_struct['description'];
		}

if ( isset( $content_struct['slug'] ) ) {
			$term_data['slug'] = $content_struct['slug'];
		}

$term = wp_update_term( $term_id, $taxonomy['name'], $term_data );

if ( is_wp_error( $term ) ) {
			return new IXR_Error( 500, $term->get_error_message() );
		}

if ( ! $term ) {
			return new IXR_Error( 500, __( 'Sorry, editing the term failed.' ) );
		}

// Update term meta.
		if ( isset( $content_struct['custom_fields'] ) ) {
			$this->set_term_custom_fields( $term_id, $content_struct['custom_fields'] );
		}

return true;
	}

/**
	 * Deletes a term.
	 *
	 * @since 3.4.0
	 *
	 * @see wp_delete_term()
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type string $3 Taxonomy name.
	 *     @type int    $4 Term ID.
	 * }
	 * @return true|IXR_Error True on success, IXR_Error instance on failure.
	 */
	public function wp_deleteTerm( $args ) {
		if ( ! $this->minimum_args( $args, 5 ) ) {
			return $this->error;
		}

$this->escape( $args );

$username = $args[1];
		$password = $args[2];
		$taxonomy = $args[3];
		$term_id  = (int) $args[4];

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.deleteTerm', $args, $this );

if ( ! taxonomy_exists( $taxonomy ) ) {
			return new IXR_Error( 403, __( 'Invalid taxonomy.' ) );
		}

$taxonomy = get_taxonomy( $taxonomy );
		$term     = get_term( $term_id, $taxonomy->name );

if ( is_wp_error( $term ) ) {
			return new IXR_Error( 500, $term->get_error_message() );
		}

if ( ! $term ) {
			return new IXR_Error( 404, __( 'Invalid term ID.' ) );
		}

if ( ! current_user_can( 'delete_term', $term_id ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to delete this term.' ) );
		}

$result = wp_delete_term( $term_id, $taxonomy->name );

if ( is_wp_error( $result ) ) {
			return new IXR_Error( 500, $term->get_error_message() );
		}

if ( ! $result ) {
			return new IXR_Error( 500, __( 'Sorry, deleting the term failed.' ) );
		}

return $result;
	}

/**
	 * Retrieves a term.
	 *
	 * @since 3.4.0
	 *
	 * @see get_term()
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type string $3 Taxonomy name.
	 *     @type int    $4 Term ID.
	 * }
	 * @return array|IXR_Error IXR_Error on failure, array on success, containing:
	 *  - 'term_id'
	 *  - 'name'
	 *  - 'slug'
	 *  - 'term_group'
	 *  - 'term_taxonomy_id'
	 *  - 'taxonomy'
	 *  - 'description'
	 *  - 'parent'
	 *  - 'count'
	 */
	public function wp_getTerm( $args ) {
		if ( ! $this->minimum_args( $args, 5 ) ) {
			return $this->error;
		}

$this->escape( $args );

$username = $args[1];
		$password = $args[2];
		$taxonomy = $args[3];
		$term_id  = (int) $args[4];

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getTerm', $args, $this );

if ( ! taxonomy_exists( $taxonomy ) ) {
			return new IXR_Error( 403, __( 'Invalid taxonomy.' ) );
		}

$taxonomy = get_taxonomy( $taxonomy );

$term = get_term( $term_id, $taxonomy->name, ARRAY_A );

if ( is_wp_error( $term ) ) {
			return new IXR_Error( 500, $term->get_error_message() );
		}

if ( ! $term ) {
			return new IXR_Error( 404, __( 'Invalid term ID.' ) );
		}

if ( ! current_user_can( 'assign_term', $term_id ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to assign this term.' ) );
		}

return $this->_prepare_term( $term );
	}

/**
	 * Retrieves all terms for a taxonomy.
	 *
	 * @since 3.4.0
	 *
	 * The optional $filter parameter modifies the query used to retrieve terms.
	 * Accepted keys are 'number', 'offset', 'orderby', 'order', 'hide_empty', and 'search'.
	 *
	 * @see get_terms()
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type string $3 Taxonomy name.
	 *     @type array  $4 Optional. Modifies the query used to retrieve posts. Accepts 'number',
	 *                     'offset', 'orderby', 'order', 'hide_empty', and 'search'. Default empty array.
	 * }
	 * @return array|IXR_Error An associative array of terms data on success, IXR_Error instance otherwise.
	 */
	public function wp_getTerms( $args ) {
		if ( ! $this->minimum_args( $args, 4 ) ) {
			return $this->error;
		}

$this->escape( $args );

$username = $args[1];
		$password = $args[2];
		$taxonomy = $args[3];
		$filter   = isset( $args[4] ) ? $args[4] : array();

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getTerms', $args, $this );

if ( ! taxonomy_exists( $taxonomy ) ) {
			return new IXR_Error( 403, __( 'Invalid taxonomy.' ) );
		}

$taxonomy = get_taxonomy( $taxonomy );

if ( ! current_user_can( $taxonomy->cap->assign_terms ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to assign terms in this taxonomy.' ) );
		}

$query = array( 'taxonomy' => $taxonomy->name );

if ( isset( $filter['number'] ) ) {
			$query['number'] = absint( $filter['number'] );
		}

if ( isset( $filter['offset'] ) ) {
			$query['offset'] = absint( $filter['offset'] );
		}

if ( isset( $filter['orderby'] ) ) {
			$query['orderby'] = $filter['orderby'];

if ( isset( $filter['order'] ) ) {
				$query['order'] = $filter['order'];
			}
		}

if ( isset( $filter['hide_empty'] ) ) {
			$query['hide_empty'] = $filter['hide_empty'];
		} else {
			$query['get'] = 'all';
		}

if ( isset( $filter['search'] ) ) {
			$query['search'] = $filter['search'];
		}

$terms = get_terms( $query );

if ( is_wp_error( $terms ) ) {
			return new IXR_Error( 500, $terms->get_error_message() );
		}

$struct = array();

foreach ( $terms as $term ) {
			$struct[] = $this->_prepare_term( $term );
		}

return $struct;
	}

/**
	 * Retrieves a taxonomy.
	 *
	 * @since 3.4.0
	 *
	 * @see get_taxonomy()
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type string $3 Taxonomy name.
	 *     @type array  $4 Optional. Array of taxonomy fields to limit to in the return.
	 *                     Accepts 'labels', 'cap', 'menu', and 'object_type'.
	 *                     Default empty array.
	 * }
	 * @return array|IXR_Error An array of taxonomy data on success, IXR_Error instance otherwise.
	 */
	public function wp_getTaxonomy( $args ) {
		if ( ! $this->minimum_args( $args, 4 ) ) {
			return $this->error;
		}

$this->escape( $args );

$username = $args[1];
		$password = $args[2];
		$taxonomy = $args[3];

if ( isset( $args[4] ) ) {
			$fields = $args[4];
		} else {
			/**
			 * Filters the default taxonomy query fields used by the given XML-RPC method.
			 *
			 * @since 3.4.0
			 *
			 * @param array  $fields An array of taxonomy fields to retrieve. By default,
			 *                       contains 'labels', 'cap', and 'object_type'.
			 * @param string $method The method name.
			 */
			$fields = apply_filters( 'xmlrpc_default_taxonomy_fields', array( 'labels', 'cap', 'object_type' ), 'wp.getTaxonomy' );
		}

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getTaxonomy', $args, $this );

if ( ! taxonomy_exists( $taxonomy ) ) {
			return new IXR_Error( 403, __( 'Invalid taxonomy.' ) );
		}

$taxonomy = get_taxonomy( $taxonomy );

if ( ! current_user_can( $taxonomy->cap->assign_terms ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to assign terms in this taxonomy.' ) );
		}

return $this->_prepare_taxonomy( $taxonomy, $fields );
	}

/**
	 * Retrieves all taxonomies.
	 *
	 * @since 3.4.0
	 *
	 * @see get_taxonomies()
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type array  $3 Optional. An array of arguments for retrieving taxonomies.
	 *     @type array  $4 Optional. The subset of taxonomy fields to return.
	 * }
	 * @return array|IXR_Error An associative array of taxonomy data with returned fields determined
	 *                         by `$fields`, or an IXR_Error instance on failure.
	 */
	public function wp_getTaxonomies( $args ) {
		if ( ! $this->minimum_args( $args, 3 ) ) {
			return $this->error;
		}

$this->escape( $args );

$username = $args[1];
		$password = $args[2];
		$filter   = isset( $args[3] ) ? $args[3] : array( 'public' => true );

if ( isset( $args[4] ) ) {
			$fields = $args[4];
		} else {
			/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
			$fields = apply_filters( 'xmlrpc_default_taxonomy_fields', array( 'labels', 'cap', 'object_type' ), 'wp.getTaxonomies' );
		}

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getTaxonomies', $args, $this );

$taxonomies = get_taxonomies( $filter, 'objects' );

// Holds all the taxonomy data.
		$struct = array();

foreach ( $taxonomies as $taxonomy ) {
			// Capability check for post types.
			if ( ! current_user_can( $taxonomy->cap->assign_terms ) ) {
				continue;
			}

$struct[] = $this->_prepare_taxonomy( $taxonomy, $fields );
		}

return $struct;
	}

/**
	 * Retrieves a user.
	 *
	 * The optional $fields parameter specifies what fields will be included
	 * in the response array. This should be a list of field names. 'user_id' will
	 * always be included in the response regardless of the value of $fields.
	 *
	 * Instead of, or in addition to, individual field names, conceptual group
	 * names can be used to specify multiple fields. The available conceptual
	 * groups are 'basic' and 'all'.
	 *
	 * @uses get_userdata()
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type int    $3 User ID.
	 *     @type array  $4 Optional. Array of fields to return.
	 * }
	 * @return array|IXR_Error Array contains (based on $fields parameter):
	 *  - 'user_id'
	 *  - 'username'
	 *  - 'first_name'
	 *  - 'last_name'
	 *  - 'registered'
	 *  - 'bio'
	 *  - 'email'
	 *  - 'nickname'
	 *  - 'nicename'
	 *  - 'url'
	 *  - 'display_name'
	 *  - 'roles'
	 */
	public function wp_getUser( $args ) {
		if ( ! $this->minimum_args( $args, 4 ) ) {
			return $this->error;
		}

$this->escape( $args );

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

if ( isset( $args[4] ) ) {
			$fields = $args[4];
		} else {
			/**
			 * Filters the default user query fields used by the given XML-RPC method.
			 *
			 * @since 3.5.0
			 *
			 * @param array  $fields An array of user fields to retrieve. By default, contains 'all'.
			 * @param string $method The method name.
			 */
			$fields = apply_filters( 'xmlrpc_default_user_fields', array( 'all' ), 'wp.getUser' );
		}

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getUser', $args, $this );

if ( ! current_user_can( 'edit_user', $user_id ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit this user.' ) );
		}

$user_data = get_userdata( $user_id );

if ( ! $user_data ) {
			return new IXR_Error( 404, __( 'Invalid user ID.' ) );
		}

return $this->_prepare_user( $user_data, $fields );
	}

/**
	 * Retrieves users.
	 *
	 * The optional $filter parameter modifies the query used to retrieve users.
	 * Accepted keys are 'number' (default: 50), 'offset' (default: 0), 'role',
	 * 'who', 'orderby', and 'order'.
	 *
	 * The optional $fields parameter specifies what fields will be included
	 * in the response array.
	 *
	 * @uses get_users()
	 * @see wp_getUser() for more on $fields and return values
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type array  $3 Optional. Arguments for the user query.
	 *     @type array  $4 Optional. Fields to return.
	 * }
	 * @return array|IXR_Error users data
	 */
	public function wp_getUsers( $args ) {
		if ( ! $this->minimum_args( $args, 3 ) ) {
			return $this->error;
		}

$this->escape( $args );

$username = $args[1];
		$password = $args[2];
		$filter   = isset( $args[3] ) ? $args[3] : array();

if ( isset( $args[4] ) ) {
			$fields = $args[4];
		} else {
			/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
			$fields = apply_filters( 'xmlrpc_default_user_fields', array( 'all' ), 'wp.getUsers' );
		}

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getUsers', $args, $this );

if ( ! current_user_can( 'list_users' ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to list users.' ) );
		}

$query = array( 'fields' => 'all_with_meta' );

$query['number'] = ( isset( $filter['number'] ) ) ? absint( $filter['number'] ) : 50;
		$query['offset'] = ( isset( $filter['offset'] ) ) ? absint( $filter['offset'] ) : 0;

if ( isset( $filter['orderby'] ) ) {
			$query['orderby'] = $filter['orderby'];

if ( isset( $filter['order'] ) ) {
				$query['order'] = $filter['order'];
			}
		}

if ( isset( $filter['role'] ) ) {
			if ( get_role( $filter['role'] ) === null ) {
				return new IXR_Error( 403, __( 'Invalid role.' ) );
			}

$query['role'] = $filter['role'];
		}

if ( isset( $filter['who'] ) ) {
			$query['who'] = $filter['who'];
		}

$users = get_users( $query );

$_users = array();
		foreach ( $users as $user_data ) {
			if ( current_user_can( 'edit_user', $user_data->ID ) ) {
				$_users[] = $this->_prepare_user( $user_data, $fields );
			}
		}
		return $_users;
	}

/**
	 * Retrieves information about the requesting user.
	 *
	 * @uses get_userdata()
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username
	 *     @type string $2 Password
	 *     @type array  $3 Optional. Fields to return.
	 * }
	 * @return array|IXR_Error (@see wp_getUser)
	 */
	public function wp_getProfile( $args ) {
		if ( ! $this->minimum_args( $args, 3 ) ) {
			return $this->error;
		}

$this->escape( $args );

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

if ( isset( $args[3] ) ) {
			$fields = $args[3];
		} else {
			/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
			$fields = apply_filters( 'xmlrpc_default_user_fields', array( 'all' ), 'wp.getProfile' );
		}

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getProfile', $args, $this );

if ( ! current_user_can( 'edit_user', $user->ID ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit your profile.' ) );
		}

$user_data = get_userdata( $user->ID );

return $this->_prepare_user( $user_data, $fields );
	}

/**
	 * Edits user's profile.
	 *
	 * @uses wp_update_user()
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type array  $3 Content struct. It can optionally contain:
	 *      - 'first_name'
	 *      - 'last_name'
	 *      - 'website'
	 *      - 'display_name'
	 *      - 'nickname'
	 *      - 'nicename'
	 *      - 'bio'
	 * }
	 * @return true|IXR_Error True, on success.
	 */
	public function wp_editProfile( $args ) {
		if ( ! $this->minimum_args( $args, 4 ) ) {
			return $this->error;
		}

$this->escape( $args );

$username       = $args[1];
		$password       = $args[2];
		$content_struct = $args[3];

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.editProfile', $args, $this );

if ( ! current_user_can( 'edit_user', $user->ID ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit your profile.' ) );
		}

// Holds data of the user.
		$user_data       = array();
		$user_data['ID'] = $user->ID;

// Only set the user details if they were given.
		if ( isset( $content_struct['first_name'] ) ) {
			$user_data['first_name'] = $content_struct['first_name'];
		}

if ( isset( $content_struct['last_name'] ) ) {
			$user_data['last_name'] = $content_struct['last_name'];
		}

if ( isset( $content_struct['url'] ) ) {
			$user_data['user_url'] = $content_struct['url'];
		}

if ( isset( $content_struct['display_name'] ) ) {
			$user_data['display_name'] = $content_struct['display_name'];
		}

if ( isset( $content_struct['nickname'] ) ) {
			$user_data['nickname'] = $content_struct['nickname'];
		}

if ( isset( $content_struct['nicename'] ) ) {
			$user_data['user_nicename'] = $content_struct['nicename'];
		}

if ( isset( $content_struct['bio'] ) ) {
			$user_data['description'] = $content_struct['bio'];
		}

$result = wp_update_user( $user_data );

if ( is_wp_error( $result ) ) {
			return new IXR_Error( 500, $result->get_error_message() );
		}

if ( ! $result ) {
			return new IXR_Error( 500, __( 'Sorry, the user could not be updated.' ) );
		}

return true;
	}

/**
	 * Retrieves a page.
	 *
	 * @since 2.2.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type int    $1 Page ID.
	 *     @type string $2 Username.
	 *     @type string $3 Password.
	 * }
	 * @return array|IXR_Error
	 */
	public function wp_getPage( $args ) {
		$this->escape( $args );

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

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

$page = get_post( $page_id );
		if ( ! $page ) {
			return new IXR_Error( 404, __( 'Invalid post ID.' ) );
		}

if ( ! current_user_can( 'edit_page', $page_id ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit this page.' ) );
		}

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getPage', $args, $this );

// If we found the page then format the data.
		if ( $page->ID && ( 'page' === $page->post_type ) ) {
			return $this->_prepare_page( $page );
		} else {
			// If the page doesn't exist, indicate that.
			return new IXR_Error( 404, __( 'Sorry, no such page.' ) );
		}
	}

/**
	 * Retrieves Pages.
	 *
	 * @since 2.2.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type int    $3 Optional. Number of pages. Default 10.
	 * }
	 * @return array|IXR_Error
	 */
	public function wp_getPages( $args ) {
		$this->escape( $args );

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

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

if ( ! current_user_can( 'edit_pages' ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit pages.' ) );
		}

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getPages', $args, $this );

$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();

foreach ( $pages as $page ) {
				if ( current_user_can( 'edit_page', $page->ID ) ) {
					$pages_struct[] = $this->_prepare_page( $page );
				}
			}

return $pages_struct;
		}

return array();
	}

/**
	 * Creates a new page.
	 *
	 * @since 2.2.0
	 *
	 * @see wp_xmlrpc_server::mw_newPost()
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type array  $3 Content struct.
	 * }
	 * @return int|IXR_Error
	 */
	public function wp_newPage( $args ) {
		// Items not escaped here will be escaped in wp_newPost().
		$username = $this->escape( $args[1] );
		$password = $this->escape( $args[2] );

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.newPage', $args, $this );

// 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 );
	}

/**
	 * Deletes a page.
	 *
	 * @since 2.2.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type int    $3 Page ID.
	 * }
	 * @return true|IXR_Error True, if success.
	 */
	public function wp_deletePage( $args ) {
		$this->escape( $args );

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.deletePage', $args, $this );

/*
		 * Get the current page based on the 'page_id' and
		 * make sure it is a page and not a post.
		 */
		$actual_page = get_post( $page_id, ARRAY_A );
		if ( ! $actual_page || ( 'page' !== $actual_page['post_type'] ) ) {
			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 are not allowed 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.' ) );
		}

/**
		 * Fires after a page has been successfully deleted via XML-RPC.
		 *
		 * @since 3.4.0
		 *
		 * @param int   $page_id ID of the deleted page.
		 * @param array $args    An array of arguments to delete the page.
		 */
		do_action( 'xmlrpc_call_success_wp_deletePage', $page_id, $args ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.NotLowercase

return true;
	}

/**
	 * Edits a page.
	 *
	 * @since 2.2.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type int    $1 Page ID.
	 *     @type string $2 Username.
	 *     @type string $3 Password.
	 *     @type string $4 Content.
	 *     @type int    $5 Publish flag. 0 for draft, 1 for publish.
	 * }
	 * @return array|IXR_Error
	 */
	public function wp_editPage( $args ) {
		// Items will be escaped in mw_editPost().
		$page_id  = (int) $args[1];
		$username = $args[2];
		$password = $args[3];
		$content  = $args[4];
		$publish  = $args[5];

$escaped_username = $this->escape( $username );
		$escaped_password = $this->escape( $password );

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.editPage', $args, $this );

// Get the page data and make sure it is a page.
		$actual_page = get_post( $page_id, ARRAY_A );
		if ( ! $actual_page || ( 'page' !== $actual_page['post_type'] ) ) {
			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 are not allowed 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 );
	}

/**
	 * Retrieves page list.
	 *
	 * @since 2.2.0
	 *
	 * @global wpdb $wpdb WordPress database abstraction object.
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 * }
	 * @return array|IXR_Error
	 */
	public function wp_getPageList( $args ) {
		global $wpdb;

$this->escape( $args );

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

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

if ( ! current_user_can( 'edit_pages' ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit pages.' ) );
		}

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getPageList', $args, $this );

// Get list of page 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++ ) {
			$page_list[ $i ]->dateCreated      = $this->_convert_date( $page_list[ $i ]->post_date );
			$page_list[ $i ]->date_created_gmt = $this->_convert_date_gmt( $page_list[ $i ]->post_date_gmt, $page_list[ $i ]->post_date );

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

return $page_list;
	}

/**
	 * Retrieves authors list.
	 *
	 * @since 2.2.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 * }
	 * @return array|IXR_Error
	 */
	public function wp_getAuthors( $args ) {
		$this->escape( $args );

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

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

if ( ! current_user_can( 'edit_posts' ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit posts.' ) );
		}

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getAuthors', $args, $this );

$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;
	}

/**
	 * Gets the list of all tags.
	 *
	 * @since 2.7.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 * }
	 * @return array|IXR_Error
	 */
	public function wp_getTags( $args ) {
		$this->escape( $args );

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getKeywords', $args, $this );

$tags = array();

$all_tags = get_tags();
		if ( $all_tags ) {
			foreach ( (array) $all_tags as $tag ) {
				$struct             = array();
				$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;
	}

/**
	 * Creates a new category.
	 *
	 * @since 2.2.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type array  $3 Category.
	 * }
	 * @return int|IXR_Error Category ID.
	 */
	public function wp_newCategory( $args ) {
		$this->escape( $args );

$username = $args[1];
		$password = $args[2];
		$category = $args[3];

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.newCategory', $args, $this );

// Make sure the user is allowed to add a category.
		if ( ! current_user_can( 'manage_categories' ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed 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 category could not be created.' ) );
			}
		} elseif ( ! $cat_id ) {
			return new IXR_Error( 500, __( 'Sorry, the category could not be created.' ) );
		}

/**
		 * Fires after a new category has been successfully created via XML-RPC.
		 *
		 * @since 3.4.0
		 *
		 * @param int   $cat_id ID of the new category.
		 * @param array $args   An array of new category arguments.
		 */
		do_action( 'xmlrpc_call_success_wp_newCategory', $cat_id, $args ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.NotLowercase

return $cat_id;
	}

/**
	 * Deletes a category.
	 *
	 * @since 2.5.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type int    $3 Category ID.
	 * }
	 * @return bool|IXR_Error See wp_delete_term() for return info.
	 */
	public function wp_deleteCategory( $args ) {
		$this->escape( $args );

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.deleteCategory', $args, $this );

if ( ! current_user_can( 'delete_term', $category_id ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to delete this category.' ) );
		}

$status = wp_delete_term( $category_id, 'category' );

if ( true == $status ) {
			/**
			 * Fires after a category has been successfully deleted via XML-RPC.
			 *
			 * @since 3.4.0
			 *
			 * @param int   $category_id ID of the deleted category.
			 * @param array $args        An array of arguments to delete the category.
			 */
			do_action( 'xmlrpc_call_success_wp_deleteCategory', $category_id, $args ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.NotLowercase
		}

return $status;
	}

/**
	 * Retrieves category list.
	 *
	 * @since 2.2.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type array  $3 Category
	 *     @type int    $4 Max number of results.
	 * }
	 * @return array|IXR_Error
	 */
	public function wp_suggestCategories( $args ) {
		$this->escape( $args );

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.suggestCategories', $args, $this );

$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;
	}

/**
	 * Retrieves a comment.
	 *
	 * @since 2.7.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type int    $3 Comment ID.
	 * }
	 * @return array|IXR_Error
	 */
	public function wp_getComment( $args ) {
		$this->escape( $args );

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getComment', $args, $this );

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

if ( ! current_user_can( 'edit_comment', $comment_id ) ) {
			return new IXR_Error( 403, __( 'Sorry, you are not allowed to moderate or edit this comment.' ) );
		}

return $this->_prepare_comment( $comment );
	}

/**
	 * Retrieves comments.
	 *
	 * Besides the common blog_id (unused), username, and password arguments,
	 * it takes a filter array as the 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 WP_Query::query() for more.
	 *
	 * @since 2.7.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type array  $3 Optional. Query arguments.
	 * }
	 * @return array|IXR_Error Array containing a collection of comments.
	 *                         See wp_xmlrpc_server::wp_getComment() for a description
	 *                         of each item contents.
	 */
	public function wp_getComments( $args ) {
		$this->escape( $args );

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getComments', $args, $this );

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

if ( ! current_user_can( 'moderate_comments' ) && 'approve' !== $status ) {
			return new IXR_Error( 401, __( 'Invalid comment status.' ) );
		}

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

$post_type = '';
		if ( isset( $struct['post_type'] ) ) {
			$post_type_object = get_post_type_object( $struct['post_type'] );
			if ( ! $post_type_object || ! post_type_supports( $post_type_object->name, 'comments' ) ) {
				return new IXR_Error( 404, __( 'Invalid post type.' ) );
			}
			$post_type = $struct['post_type'];
		}

$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,
				'post_type' => $post_type,
			)
		);

$comments_struct = array();
		if ( is_array( $comments ) ) {
			foreach ( $comments as $comment ) {
				$comments_struct[] = $this->_prepare_comment( $comment );
			}
		}

return $comments_struct;
	}

/**
	 * Deletes a comment.
	 *
	 * By default, the comment will be moved to the Trash instead of deleted.
	 * See wp_delete_comment() for more information on this behavior.
	 *
	 * @since 2.7.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type int    $3 Comment ID.
	 * }
	 * @return bool|IXR_Error See wp_delete_comment().
	 */
	public function wp_deleteComment( $args ) {
		$this->escape( $args );

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

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

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, __( 'Sorry, you are not allowed to delete this comment.' ) );
		}

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.deleteComment', $args, $this );

$status = wp_delete_comment( $comment_id );

if ( $status ) {
			/**
			 * Fires after a comment has been successfully deleted via XML-RPC.
			 *
			 * @since 3.4.0
			 *
			 * @param int   $comment_id ID of the deleted comment.
			 * @param array $args       An array of arguments to delete the comment.
			 */
			do_action( 'xmlrpc_call_success_wp_deleteComment', $comment_id, $args ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.NotLowercase
		}

return $status;
	}

/**
	 * Edits a comment.
	 *
	 * Besides the common blog_id (unused), username, and password arguments,
	 * it takes a comment_id integer and a content_struct array as the 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 get_comment_statuses() for more details.
	 *
	 * @since 2.7.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type int    $3 Comment ID.
	 *     @type array  $4 Content structure.
	 * }
	 * @return true|IXR_Error True, on success.
	 */
	public function wp_editComment( $args ) {
		$this->escape( $args );

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

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

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, __( 'Sorry, you are not allowed to moderate or edit this comment.' ) );
		}

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.editComment', $args, $this );
		$comment = array(
			'comment_ID' => $comment_id,
		);

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

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

$comment['comment_approved'] = $content_struct['status'];
		}

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

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

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

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

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

$result = wp_update_comment( $comment, true );
		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 updated.' ) );
		}

/**
		 * Fires after a comment has been successfully updated via XML-RPC.
		 *
		 * @since 3.4.0
		 *
		 * @param int   $comment_id ID of the updated comment.
		 * @param array $args       An array of arguments to update the comment.
		 */
		do_action( 'xmlrpc_call_success_wp_editComment', $comment_id, $args ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.NotLowercase

return true;
	}

/**
	 * Creates a new comment.
	 *
	 * @since 2.7.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int        $0 Blog ID (unused).
	 *     @type string     $1 Username.
	 *     @type string     $2 Password.
	 *     @type string|int $3 Post ID or URL.
	 *     @type array      $4 Content structure.
	 * }
	 * @return int|IXR_Error See wp_new_comment().
	 */
	public function wp_newComment( $args ) {
		$this->escape( $args );

$username       = $args[1];
		$password       = $args[2];
		$post           = $args[3];
		$content_struct = $args[4];

/**
		 * Filters whether to allow anonymous comments over XML-RPC.
		 *
		 * @since 2.7.0
		 *
		 * @param bool $allow Whether to allow anonymous commenting via XML-RPC.
		 *                    Default false.
		 */
		$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, __( 'Sorry, you must be logged in to comment.' ) );
			} elseif ( ! $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.' ) );
		}

if ( ! comments_open( $post_id ) ) {
			return new IXR_Error( 403, __( 'Sorry, comments are closed for this item.' ) );
		}

if (
			'publish' === get_post_status( $post_id ) &&
			! current_user_can( 'edit_post', $post_id ) &&
			post_password_required( $post_id )
		) {
			return new IXR_Error( 403, __( 'Sorry, you are not allowed to comment on this post.' ) );
		}

if (
			'private' === get_post_status( $post_id ) &&
			! current_user_can( 'read_post', $post_id )
		) {
			return new IXR_Error( 403, __( 'Sorry, you are not allowed to comment on this post.' ) );
		}

$comment = array(
			'comment_post_ID' => $post_id,
			'comment_content' => trim( $content_struct['content'] ),
		);

if ( $logged_in ) {
			$display_name = $user->display_name;
			$user_email   = $user->user_email;
			$user_url     = $user->user_url;

$comment['comment_author']       = $this->escape( $display_name );
			$comment['comment_author_email'] = $this->escape( $user_email );
			$comment['comment_author_url']   = $this->escape( $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 ( strlen( $comment['comment_author_email'] ) < 6 || '' === $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;

/** This filter is documented in wp-includes/comment.php */
		$allow_empty = apply_filters( 'allow_empty_comment', false, $comment );

if ( ! $allow_empty && '' === $comment['comment_content'] ) {
			return new IXR_Error( 403, __( 'Comment is required.' ) );
		}

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.newComment', $args, $this );

$comment_id = wp_new_comment( $comment, true );
		if ( is_wp_error( $comment_id ) ) {
			return new IXR_Error( 403, $comment_id->get_error_message() );
		}

if ( ! $comment_id ) {
			return new IXR_Error( 403, __( 'Something went wrong.' ) );
		}

/**
		 * Fires after a new comment has been successfully created via XML-RPC.
		 *
		 * @since 3.4.0
		 *
		 * @param int   $comment_id ID of the new comment.
		 * @param array $args       An array of new comment arguments.
		 */
		do_action( 'xmlrpc_call_success_wp_newComment', $comment_id, $args ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.NotLowercase

return $comment_id;
	}

/**
	 * Retrieves all of the comment status.
	 *
	 * @since 2.7.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 * }
	 * @return array|IXR_Error
	 */
	public function wp_getCommentStatusList( $args ) {
		$this->escape( $args );

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

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

if ( ! current_user_can( 'publish_posts' ) ) {
			return new IXR_Error( 403, __( 'Sorry, you are not allowed to access details about this site.' ) );
		}

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getCommentStatusList', $args, $this );

return get_comment_statuses();
	}

/**
	 * Retrieves comment counts.
	 *
	 * @since 2.5.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type int    $3 Post ID.
	 * }
	 * @return array|IXR_Error
	 */
	public function wp_getCommentCount( $args ) {
		$this->escape( $args );

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

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

$post = get_post( $post_id, ARRAY_A );
		if ( empty( $post['ID'] ) ) {
			return new IXR_Error( 404, __( 'Invalid post ID.' ) );
		}

if ( ! current_user_can( 'edit_post', $post_id ) ) {
			return new IXR_Error( 403, __( 'Sorry, you are not allowed to access details of this post.' ) );
		}

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getCommentCount', $args, $this );

$count = wp_count_comments( $post_id );

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

/**
	 * Retrieves post statuses.
	 *
	 * @since 2.5.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 * }
	 * @return array|IXR_Error
	 */
	public function wp_getPostStatusList( $args ) {
		$this->escape( $args );

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

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getPostStatusList', $args, $this );

return get_post_statuses();
	}

/**
	 * Retrieves page statuses.
	 *
	 * @since 2.5.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 * }
	 * @return array|IXR_Error
	 */
	public function wp_getPageStatusList( $args ) {
		$this->escape( $args );

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

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getPageStatusList', $args, $this );

return get_page_statuses();
	}

/**
	 * Retrieves page templates.
	 *
	 * @since 2.6.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 * }
	 * @return array|IXR_Error
	 */
	public function wp_getPageTemplates( $args ) {
		$this->escape( $args );

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

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

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

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

return $templates;
	}

/**
	 * Retrieves blog options.
	 *
	 * @since 2.6.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type array  $3 Optional. Options.
	 * }
	 * @return array|IXR_Error
	 */
	public function wp_getOptions( $args ) {
		$this->escape( $args );

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

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

/**
	 * Retrieves blog options value from list.
	 *
	 * @since 2.6.0
	 *
	 * @param array $options Options to retrieve.
	 * @return array
	 */
	public function _getOptions( $options ) {
		$data       = array();
		$can_manage = current_user_can( 'manage_options' );
		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'] );
				}

if ( ! $can_manage ) {
					$data[ $option ]['readonly'] = true;
				}
			}
		}

return $data;
	}

/**
	 * Updates blog options.
	 *
	 * @since 2.6.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type array  $3 Options.
	 * }
	 * @return array|IXR_Error
	 */
	public function wp_setOptions( $args ) {
		$this->escape( $args );

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

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

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

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

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

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

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

/**
	 * Retrieves a media item by ID.
	 *
	 * @since 3.1.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type int    $3 Attachment ID.
	 * }
	 * @return array|IXR_Error Associative array contains:
	 *  - 'date_created_gmt'
	 *  - 'parent'
	 *  - 'link'
	 *  - 'thumbnail'
	 *  - 'title'
	 *  - 'caption'
	 *  - 'description'
	 *  - 'metadata'
	 */
	public function wp_getMediaItem( $args ) {
		$this->escape( $args );

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

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

if ( ! current_user_can( 'upload_files' ) ) {
			return new IXR_Error( 403, __( 'Sorry, you are not allowed to upload files.' ) );
		}

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getMediaItem', $args, $this );

$attachment = get_post( $attachment_id );
		if ( ! $attachment || 'attachment' !== $attachment->post_type ) {
			return new IXR_Error( 404, __( 'Invalid attachment ID.' ) );
		}

return $this->_prepare_media_item( $attachment );
	}

/**
	 * Retrieves a collection of media library items (or attachments).
	 *
	 * Besides the common blog_id (unused), username, and password arguments,
	 * it takes a filter array as the 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 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 arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type array  $3 Optional. Query arguments.
	 * }
	 * @return array|IXR_Error Array containing a collection of media items.
	 *                         See wp_xmlrpc_server::wp_getMediaItem() for a description
	 *                         of each item contents.
	 */
	public function wp_getMediaLibrary( $args ) {
		$this->escape( $args );

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

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

if ( ! current_user_can( 'upload_files' ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to upload files.' ) );
		}

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getMediaLibrary', $args, $this );

$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,
			)
		);

$attachments_struct = array();

foreach ( $attachments as $attachment ) {
			$attachments_struct[] = $this->_prepare_media_item( $attachment );
		}

return $attachments_struct;
	}

/**
	 * Retrieves a list of post formats used by the site.
	 *
	 * @since 3.1.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 * }
	 * @return array|IXR_Error List of post formats, otherwise IXR_Error object.
	 */
	public function wp_getPostFormats( $args ) {
		$this->escape( $args );

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

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getPostFormats', $args, $this );

$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              = array();
					$data['all']       = $formats;
					$data['supported'] = $supported[0];

$formats = $data;
				}
			}
		}

return $formats;
	}

/**
	 * Retrieves a post type.
	 *
	 * @since 3.4.0
	 *
	 * @see get_post_type_object()
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type string $3 Post type name.
	 *     @type array  $4 Optional. Fields to fetch.
	 * }
	 * @return array|IXR_Error Array contains:
	 *  - 'labels'
	 *  - 'description'
	 *  - 'capability_type'
	 *  - 'cap'
	 *  - 'map_meta_cap'
	 *  - 'hierarchical'
	 *  - 'menu_position'
	 *  - 'taxonomies'
	 *  - 'supports'
	 */
	public function wp_getPostType( $args ) {
		if ( ! $this->minimum_args( $args, 4 ) ) {
			return $this->error;
		}

$this->escape( $args );

$username       = $args[1];
		$password       = $args[2];
		$post_type_name = $args[3];

if ( isset( $args[4] ) ) {
			$fields = $args[4];
		} else {
			/**
			 * Filters the default post type query fields used by the given XML-RPC method.
			 *
			 * @since 3.4.0
			 *
			 * @param array  $fields An array of post type fields to retrieve. By default,
			 *                       contains 'labels', 'cap', and 'taxonomies'.
			 * @param string $method The method name.
			 */
			$fields = apply_filters( 'xmlrpc_default_posttype_fields', array( 'labels', 'cap', 'taxonomies' ), 'wp.getPostType' );
		}

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getPostType', $args, $this );

if ( ! post_type_exists( $post_type_name ) ) {
			return new IXR_Error( 403, __( 'Invalid post type.' ) );
		}

$post_type = get_post_type_object( $post_type_name );

if ( ! current_user_can( $post_type->cap->edit_posts ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit posts in this post type.' ) );
		}

return $this->_prepare_post_type( $post_type, $fields );
	}

/**
	 * Retrieves post types.
	 *
	 * @since 3.4.0
	 *
	 * @see get_post_types()
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type array  $3 Optional. Query arguments.
	 *     @type array  $4 Optional. Fields to fetch.
	 * }
	 * @return array|IXR_Error
	 */
	public function wp_getPostTypes( $args ) {
		if ( ! $this->minimum_args( $args, 3 ) ) {
			return $this->error;
		}

$this->escape( $args );

$username = $args[1];
		$password = $args[2];
		$filter   = isset( $args[3] ) ? $args[3] : array( 'public' => true );

if ( isset( $args[4] ) ) {
			$fields = $args[4];
		} else {
			/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
			$fields = apply_filters( 'xmlrpc_default_posttype_fields', array( 'labels', 'cap', 'taxonomies' ), 'wp.getPostTypes' );
		}

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getPostTypes', $args, $this );

$post_types = get_post_types( $filter, 'objects' );

$struct = array();

foreach ( $post_types as $post_type ) {
			if ( ! current_user_can( $post_type->cap->edit_posts ) ) {
				continue;
			}

$struct[ $post_type->name ] = $this->_prepare_post_type( $post_type, $fields );
		}

return $struct;
	}

/**
	 * Retrieves revisions for a specific post.
	 *
	 * @since 3.5.0
	 *
	 * The optional $fields parameter specifies what fields will be included
	 * in the response array.
	 *
	 * @uses wp_get_post_revisions()
	 * @see wp_getPost() for more on $fields
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type int    $3 Post ID.
	 *     @type array  $4 Optional. Fields to fetch.
	 * }
	 * @return array|IXR_Error Array containing a collection of posts.
	 */
	public function wp_getRevisions( $args ) {
		if ( ! $this->minimum_args( $args, 4 ) ) {
			return $this->error;
		}

$this->escape( $args );

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

if ( isset( $args[4] ) ) {
			$fields = $args[4];
		} else {
			/**
			 * Filters the default revision query fields used by the given XML-RPC method.
			 *
			 * @since 3.5.0
			 *
			 * @param array  $field  An array of revision fields to retrieve. By default,
			 *                       contains 'post_date' and 'post_date_gmt'.
			 * @param string $method The method name.
			 */
			$fields = apply_filters( 'xmlrpc_default_revision_fields', array( 'post_date', 'post_date_gmt' ), 'wp.getRevisions' );
		}

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.getRevisions', $args, $this );

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

if ( ! current_user_can( 'edit_post', $post_id ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit posts.' ) );
		}

// Check if revisions are enabled.
		if ( ! wp_revisions_enabled( $post ) ) {
			return new IXR_Error( 401, __( 'Sorry, revisions are disabled.' ) );
		}

$revisions = wp_get_post_revisions( $post_id );

if ( ! $revisions ) {
			return array();
		}

$struct = array();

foreach ( $revisions as $revision ) {
			if ( ! current_user_can( 'read_post', $revision->ID ) ) {
				continue;
			}

// Skip autosaves.
			if ( wp_is_post_autosave( $revision ) ) {
				continue;
			}

$struct[] = $this->_prepare_post( get_object_vars( $revision ), $fields );
		}

return $struct;
	}

/**
	 * Restores a post revision.
	 *
	 * @since 3.5.0
	 *
	 * @uses wp_restore_post_revision()
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type int    $3 Revision ID.
	 * }
	 * @return bool|IXR_Error false if there was an error restoring, true if success.
	 */
	public function wp_restoreRevision( $args ) {
		if ( ! $this->minimum_args( $args, 3 ) ) {
			return $this->error;
		}

$this->escape( $args );

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'wp.restoreRevision', $args, $this );

$revision = wp_get_post_revision( $revision_id );
		if ( ! $revision ) {
			return new IXR_Error( 404, __( 'Invalid post ID.' ) );
		}

if ( wp_is_post_autosave( $revision ) ) {
			return new IXR_Error( 404, __( 'Invalid post ID.' ) );
		}

$post = get_post( $revision->post_parent );
		if ( ! $post ) {
			return new IXR_Error( 404, __( 'Invalid post ID.' ) );
		}

if ( ! current_user_can( 'edit_post', $revision->post_parent ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit this post.' ) );
		}

// Check if revisions are disabled.
		if ( ! wp_revisions_enabled( $post ) ) {
			return new IXR_Error( 401, __( 'Sorry, revisions are disabled.' ) );
		}

$post = wp_restore_post_revision( $revision_id );

return (bool) $post;
	}

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

/**
	 * Retrieves blogs that user owns.
	 *
	 * Will make more sense once we support multiple blogs.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 * }
	 * @return array|IXR_Error
	 */
	public function blogger_getUsersBlogs( $args ) {
		if ( ! $this->minimum_args( $args, 3 ) ) {
			return $this->error;
		}

if ( is_multisite() ) {
			return $this->_multisite_getUsersBlogs( $args );
		}

$this->escape( $args );

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'blogger.getUsersBlogs', $args, $this );

$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', 'rpc' ),
		);

return array( $struct );
	}

/**
	 * Private function for retrieving a users blogs for multisite setups.
	 *
	 * @since 3.0.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 * }
	 * @return array|IXR_Error
	 */
	protected function _multisite_getUsersBlogs( $args ) {
		$current_blog = get_site();

$domain = $current_blog->domain;
		$path   = $current_blog->path . 'xmlrpc.php';

$blogs = $this->wp_getUsersBlogs( $args );
		if ( $blogs instanceof IXR_Error ) {
			return $blogs;
		}

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

/**
	 * Retrieves user's data.
	 *
	 * Gives your client some info about you, so you don't have to.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 * }
	 * @return array|IXR_Error
	 */
	public function blogger_getUserInfo( $args ) {
		$this->escape( $args );

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

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'blogger.getUserInfo', $args, $this );

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

return $struct;
	}

/**
	 * Retrieves a post.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type int    $1 Post ID.
	 *     @type string $2 Username.
	 *     @type string $3 Password.
	 * }
	 * @return array|IXR_Error
	 */
	public function blogger_getPost( $args ) {
		$this->escape( $args );

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

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

$post_data = get_post( $post_id, ARRAY_A );
		if ( ! $post_data ) {
			return new IXR_Error( 404, __( 'Invalid post ID.' ) );
		}

if ( ! current_user_can( 'edit_post', $post_id ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit this post.' ) );
		}

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'blogger.getPost', $args, $this );

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

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

$struct = array(
			'userid'      => $post_data['post_author'],
			'dateCreated' => $this->_convert_date( $post_data['post_date'] ),
			'content'     => $content,
			'postid'      => (string) $post_data['ID'],
		);

return $struct;
	}

/**
	 * Retrieves the list of recent posts.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type string $0 App key (unused).
	 *     @type int    $1 Blog ID (unused).
	 *     @type string $2 Username.
	 *     @type string $3 Password.
	 *     @type int    $4 Optional. Number of posts.
	 * }
	 * @return array|IXR_Error
	 */
	public function blogger_getRecentPosts( $args ) {

$this->escape( $args );

// $args[0] = appkey - ignored.
		$username = $args[2];
		$password = $args[3];
		if ( isset( $args[4] ) ) {
			$query = array( 'numberposts' => absint( $args[4] ) );
		} else {
			$query = array();
		}

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

if ( ! current_user_can( 'edit_posts' ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit posts.' ) );
		}

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'blogger.getRecentPosts', $args, $this );

$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;
		}

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

$post_date  = $this->_convert_date( $entry['post_date'] );
			$categories = implode( ',', wp_get_post_categories( $entry['ID'] ) );

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

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

return $recent_posts;
	}

/**
	 * Deprecated.
	 *
	 * @since 1.5.0
	 * @deprecated 3.5.0
	 *
	 * @param array $args Unused.
	 * @return IXR_Error Error object.
	 */
	public function blogger_getTemplate( $args ) {
		return new IXR_Error( 403, __( 'Sorry, this method is not supported.' ) );
	}

/**
	 * Deprecated.
	 *
	 * @since 1.5.0
	 * @deprecated 3.5.0
	 *
	 * @param array $args Unused.
	 * @return IXR_Error Error object.
	 */
	public function blogger_setTemplate( $args ) {
		return new IXR_Error( 403, __( 'Sorry, this method is not supported.' ) );
	}

/**
	 * Creates a new post.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type string $0 App key (unused).
	 *     @type int    $1 Blog ID (unused).
	 *     @type string $2 Username.
	 *     @type string $3 Password.
	 *     @type string $4 Content.
	 *     @type int    $5 Publish flag. 0 for draft, 1 for publish.
	 * }
	 * @return int|IXR_Error
	 */
	public function blogger_newPost( $args ) {
		$this->escape( $args );

$username = $args[2];
		$password = $args[3];
		$content  = $args[4];
		$publish  = $args[5];

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'blogger.newPost', $args, $this );

$cap = ( $publish ) ? 'publish_posts' : 'edit_posts';
		if ( ! current_user_can( get_post_type_object( 'post' )->cap->create_posts ) || ! 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( '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, the post could not be created.' ) );
		}

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

/**
		 * Fires after a new post has been successfully created via the XML-RPC Blogger API.
		 *
		 * @since 3.4.0
		 *
		 * @param int   $post_id ID of the new post.
		 * @param array $args    An array of new post arguments.
		 */
		do_action( 'xmlrpc_call_success_blogger_newPost', $post_id, $args ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.NotLowercase

return $post_id;
	}

/**
	 * Edits a post.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type int    $1 Post ID.
	 *     @type string $2 Username.
	 *     @type string $3 Password.
	 *     @type string $4 Content
	 *     @type int    $5 Publish flag. 0 for draft, 1 for publish.
	 * }
	 * @return true|IXR_Error true when done.
	 */
	public function blogger_editPost( $args ) {

$this->escape( $args );

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'blogger.editPost', $args, $this );

$actual_post = get_post( $post_id, ARRAY_A );

if ( ! $actual_post || 'post' !== $actual_post['post_type'] ) {
			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 are not allowed to edit this post.' ) );
		}
		if ( 'publish' === $actual_post['post_status'] && ! current_user_can( 'publish_posts' ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to publish this post.' ) );
		}

$postdata                  = array();
		$postdata['ID']            = $actual_post['ID'];
		$postdata['post_content']  = xmlrpc_removepostdata( $content );
		$postdata['post_title']    = xmlrpc_getposttitle( $content );
		$postdata['post_category'] = xmlrpc_getpostcategory( $content );
		$postdata['post_status']   = $actual_post['post_status'];
		$postdata['post_excerpt']  = $actual_post['post_excerpt'];
		$postdata['post_status']   = $publish ? 'publish' : 'draft';

$result = wp_update_post( $postdata );

if ( ! $result ) {
			return new IXR_Error( 500, __( 'Sorry, the post could not be updated.' ) );
		}
		$this->attach_uploads( $actual_post['ID'], $postdata['post_content'] );

/**
		 * Fires after a post has been successfully updated via the XML-RPC Blogger API.
		 *
		 * @since 3.4.0
		 *
		 * @param int   $post_id ID of the updated post.
		 * @param array $args    An array of arguments for the post to edit.
		 */
		do_action( 'xmlrpc_call_success_blogger_editPost', $post_id, $args ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.NotLowercase

return true;
	}

/**
	 * Deletes a post.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type int    $1 Post ID.
	 *     @type string $2 Username.
	 *     @type string $3 Password.
	 * }
	 * @return true|IXR_Error True when post is deleted.
	 */
	public function blogger_deletePost( $args ) {
		$this->escape( $args );

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'blogger.deletePost', $args, $this );

$actual_post = get_post( $post_id, ARRAY_A );

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

if ( ! current_user_can( 'delete_post', $post_id ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to delete this post.' ) );
		}

$result = wp_delete_post( $post_id );

if ( ! $result ) {
			return new IXR_Error( 500, __( 'Sorry, the post could not be deleted.' ) );
		}

/**
		 * Fires after a post has been successfully deleted via the XML-RPC Blogger API.
		 *
		 * @since 3.4.0
		 *
		 * @param int   $post_id ID of the deleted post.
		 * @param array $args    An array of arguments to delete the post.
		 */
		do_action( 'xmlrpc_call_success_blogger_deletePost', $post_id, $args ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.NotLowercase

return true;
	}

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

/**
	 * Creates 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
	 *  - wp_post_thumbnail
	 *
	 * @since 1.5.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type array  $3 Content structure.
	 *     @type int    $4 Optional. Publish flag. 0 for draft, 1 for publish. Default 0.
	 * }
	 * @return int|IXR_Error
	 */
	public function mw_newPost( $args ) {
		$this->escape( $args );

$username       = $args[1];
		$password       = $args[2];
		$content_struct = $args[3];
		$publish        = isset( $args[4] ) ? $args[4] : 0;

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'metaWeblog.newPost', $args, $this );

$page_template = '';
		if ( ! empty( $content_struct['post_type'] ) ) {
			if ( 'page' === $content_struct['post_type'] ) {
				if ( $publish ) {
					$cap = 'publish_pages';
				} elseif ( isset( $content_struct['page_status'] ) && '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 ( 'post' === $content_struct['post_type'] ) {
				if ( $publish ) {
					$cap = 'publish_posts';
				} elseif ( isset( $content_struct['post_status'] ) && '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 ( isset( $content_struct['post_status'] ) && '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( get_post_type_object( $post_type )->cap->create_posts ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to publish posts on this site.' ) );
		}
		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 = null;
		if ( isset( $content_struct['wp_slug'] ) ) {
			$post_name = $content_struct['wp_slug'];
		}

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

// Only set a post parent if one was given.
		$post_parent = 0;
		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.
		$menu_order = 0;
		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, __( 'Sorry, you are not allowed to create posts as this user.' ) );
					}
					break;
				case 'page':
					if ( ! current_user_can( 'edit_others_pages' ) ) {
						return new IXR_Error( 401, __( 'Sorry, you are not allowed to create pages as this user.' ) );
					}
					break;
				default:
					return new IXR_Error( 401, __( 'Invalid post type.' ) );
			}
			$author = get_userdata( $content_struct['wp_author_id'] );
			if ( ! $author ) {
				return new IXR_Error( 404, __( 'Invalid author ID.' ) );
			}
			$post_author = $content_struct['wp_author_id'];
		}

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

$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:
					// Deliberably left empty.
					break;
			}
		}

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

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

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_default_comment_status( $post_type );
						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_default_comment_status( $post_type );
						break;
				}
			}
		} else {
			$comment_status = get_default_comment_status( $post_type );
		}

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_default_comment_status( $post_type, 'pingback' );
						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_default_comment_status( $post_type, 'pingback' );
						break;
				}
			}
		} else {
			$ping_status = get_default_comment_status( $post_type, 'pingback' );
		}

if ( $post_more ) {
			$post_content .= '' . $post_more;
		}

$to_ping = '';
		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'] ) ) {
			// We know this is supposed to be GMT, so we're going to slap that Z on there by force.
			$dateCreated = rtrim( $content_struct['date_created_gmt']->getIso(), 'Z' ) . 'Z';
		} elseif ( ! empty( $content_struct['dateCreated'] ) ) {
			$dateCreated = $content_struct['dateCreated']->getIso();
		}

$post_date     = '';
		$post_date_gmt = '';
		if ( ! empty( $dateCreated ) ) {
			$post_date     = iso8601_to_datetime( $dateCreated );
			$post_date_gmt = iso8601_to_datetime( $dateCreated, 'gmt' );
		}

$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 );
				}
			}
		}

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

// Only posts can be sticky.
		if ( 'post' === $post_type && isset( $content_struct['sticky'] ) ) {
			$data           = $postdata;
			$data['sticky'] = $content_struct['sticky'];
			$error          = $this->_toggle_sticky( $data );
			if ( $error ) {
				return $error;
			}
		}

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

if ( isset( $content_struct['wp_post_thumbnail'] ) ) {
			if ( set_post_thumbnail( $post_id, $content_struct['wp_post_thumbnail'] ) === false ) {
				return new IXR_Error( 404, __( 'Invalid attachment ID.' ) );
			}

unset( $content_struct['wp_post_thumbnail'] );
		}

// 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'] ) ) {
			set_post_format( $post_id, $content_struct['wp_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, the post could not be created.' ) );
		}

/**
		 * Fires after a new post has been successfully created via the XML-RPC MovableType API.
		 *
		 * @since 3.4.0
		 *
		 * @param int   $post_id ID of the new post.
		 * @param array $args    An array of arguments to create the new post.
		 */
		do_action( 'xmlrpc_call_success_mw_newPost', $post_id, $args ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.NotLowercase

return (string) $post_id;
	}

/**
	 * Adds an enclosure to a post if it's new.
	 *
	 * @since 2.8.0
	 *
	 * @param int   $post_id   Post ID.
	 * @param array $enclosure Enclosure data.
	 */
	public 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'] . "\n";
			$found      = false;
			$enclosures = get_post_meta( $post_id, 'enclosure' );
			if ( $enclosures ) {
				foreach ( $enclosures as $enc ) {
					// This method used to omit the trailing new line. #23219
					if ( rtrim( $enc, "\n" ) === rtrim( $encstring, "\n" ) ) {
						$found = true;
						break;
					}
				}
			}
			if ( ! $found ) {
				add_post_meta( $post_id, 'enclosure', $encstring );
			}
		}
	}

/**
	 * Attaches an upload to a post.
	 *
	 * @since 2.1.0
	 *
	 * @global wpdb $wpdb WordPress database abstraction object.
	 *
	 * @param int    $post_id      Post ID.
	 * @param string $post_content Post Content for attachment.
	 */
	public 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 ( ! empty( $file->guid ) && str_contains( $post_content, $file->guid ) ) {
					$wpdb->update( $wpdb->posts, array( 'post_parent' => $post_id ), array( 'ID' => $file->ID ) );
				}
			}
		}
	}

/**
	 * Edits a post.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Post ID.
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type array  $3 Content structure.
	 *     @type int    $4 Optional. Publish flag. 0 for draft, 1 for publish. Default 0.
	 * }
	 * @return true|IXR_Error True on success.
	 */
	public function mw_editPost( $args ) {
		$this->escape( $args );

$post_id        = (int) $args[0];
		$username       = $args[1];
		$password       = $args[2];
		$content_struct = $args[3];
		$publish        = isset( $args[4] ) ? $args[4] : 0;

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'metaWeblog.editPost', $args, $this );

$postdata = get_post( $post_id, ARRAY_A );

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

if ( ! current_user_can( 'edit_post', $post_id ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit this post.' ) );
		}

// Use wp.editPost to edit post types other than post and page.
		if ( ! in_array( $postdata['post_type'], array( 'post', 'page' ), true ) ) {
			return new IXR_Error( 401, __( 'Invalid post type.' ) );
		}

// Thwart attempt to change the post type.
		if ( ! empty( $content_struct['post_type'] ) && ( $content_struct['post_type'] != $postdata['post_type'] ) ) {
			return new IXR_Error( 401, __( 'The post type may not be changed.' ) );
		}

$this->escape( $postdata );

$ID             = $postdata['ID'];
		$post_content   = $postdata['post_content'];
		$post_title     = $postdata['post_title'];
		$post_excerpt   = $postdata['post_excerpt'];
		$post_password  = $postdata['post_password'];
		$post_parent    = $postdata['post_parent'];
		$post_type      = $postdata['post_type'];
		$menu_order     = $postdata['menu_order'];
		$ping_status    = $postdata['ping_status'];
		$comment_status = $postdata['comment_status'];

// Let WordPress manage slug if none was provided.
		$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'];
		}

$page_template = '';
		if ( ! empty( $content_struct['wp_page_template'] ) && 'page' === $post_type ) {
			$page_template = $content_struct['wp_page_template'];
		}

$post_author = $postdata['post_author'];

// If an author id was provided then use it instead.
		if ( isset( $content_struct['wp_author_id'] ) ) {
			// Check permissions if attempting to switch author to or from another user.
			if ( $user->ID != $content_struct['wp_author_id'] || $user->ID != $post_author ) {
				switch ( $post_type ) {
					case 'post':
						if ( ! current_user_can( 'edit_others_posts' ) ) {
							return new IXR_Error( 401, __( 'Sorry, 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, __( 'Sorry, you are not allowed to change the page author as this user.' ) );
						}
						break;
					default:
						return new IXR_Error( 401, __( 'Invalid post type.' ) );
				}
				$post_author = $content_struct['wp_author_id'];
			}
		}

if ( isset( $content_struct['title'] ) ) {
			$post_title = $content_struct['title'];
		}

if ( isset( $content_struct['description'] ) ) {
			$post_content = $content_struct['description'];
		}

$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 );
				}
			}
		}

if ( isset( $content_struct['mt_excerpt'] ) ) {
			$post_excerpt = $content_struct['mt_excerpt'];
		}

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

$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'] : array();

if ( 'publish' === $post_status || 'private' === $post_status ) {
			if ( 'page' === $post_type && ! current_user_can( 'publish_pages' ) ) {
				return new IXR_Error( 401, __( 'Sorry, you are not allowed to publish this page.' ) );
			} elseif ( ! current_user_can( 'publish_posts' ) ) {
				return new IXR_Error( 401, __( 'Sorry, you are not allowed to publish this post.' ) );
			}
		}

if ( $post_more ) {
			$post_content = $post_content . '' . $post_more;
		}

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

// Default to not flagging the post date to be edited unless it's intentional.
		$edit_date = false;

if ( ! empty( $dateCreated ) ) {
			$post_date     = iso8601_to_datetime( $dateCreated );
			$post_date_gmt = iso8601_to_datetime( $dateCreated, 'gmt' );

// Flag the post date to be edited.
			$edit_date = true;
		} 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', 'edit_date', '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, the post could not be updated.' ) );
		}

// Only posts can be sticky.
		if ( 'post' === $post_type && isset( $content_struct['sticky'] ) ) {
			$data              = $newpost;
			$data['sticky']    = $content_struct['sticky'];
			$data['post_type'] = 'post';
			$error             = $this->_toggle_sticky( $data, true );
			if ( $error ) {
				return $error;
			}
		}

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

if ( isset( $content_struct['wp_post_thumbnail'] ) ) {

// Empty value deletes, non-empty value adds/updates.
			if ( empty( $content_struct['wp_post_thumbnail'] ) ) {
				delete_post_thumbnail( $post_id );
			} else {
				if ( set_post_thumbnail( $post_id, $content_struct['wp_post_thumbnail'] ) === false ) {
					return new IXR_Error( 404, __( 'Invalid attachment ID.' ) );
				}
			}
			unset( $content_struct['wp_post_thumbnail'] );
		}

// 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'] ) ) {
			set_post_format( $post_id, $content_struct['wp_post_format'] );
		}

/**
		 * Fires after a post has been successfully updated via the XML-RPC MovableType API.
		 *
		 * @since 3.4.0
		 *
		 * @param int   $post_id ID of the updated post.
		 * @param array $args    An array of arguments to update the post.
		 */
		do_action( 'xmlrpc_call_success_mw_editPost', $post_id, $args ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.NotLowercase

return true;
	}

/**
	 * Retrieves a post.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Post ID.
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 * }
	 * @return array|IXR_Error
	 */
	public function mw_getPost( $args ) {
		$this->escape( $args );

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

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

$postdata = get_post( $post_id, ARRAY_A );
		if ( ! $postdata ) {
			return new IXR_Error( 404, __( 'Invalid post ID.' ) );
		}

if ( ! current_user_can( 'edit_post', $post_id ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit this post.' ) );
		}

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'metaWeblog.getPost', $args, $this );

if ( '' !== $postdata['post_date'] ) {
			$post_date         = $this->_convert_date( $postdata['post_date'] );
			$post_date_gmt     = $this->_convert_date_gmt( $postdata['post_date_gmt'], $postdata['post_date'] );
			$post_modified     = $this->_convert_date( $postdata['post_modified'] );
			$post_modified_gmt = $this->_convert_date_gmt( $postdata['post_modified_gmt'], $postdata['post_modified'] );

$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 = get_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 ( 'future' === $postdata['post_status'] ) {
				$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 ( 'enclosure' === $key ) {
					foreach ( (array) $val as $enc ) {
						$encdata             = explode( "\n", $enc );
						$enclosure['url']    = trim( htmlspecialchars( $encdata[0] ) );
						$enclosure['length'] = (int) trim( $encdata[1] );
						$enclosure['type']   = trim( $encdata[2] );
						break 2;
					}
				}
			}

$resp = array(
				'dateCreated'            => $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'],
				'wp_more_text'           => $post['more_text'],
				'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'       => $post_date_gmt,
				'post_status'            => $postdata['post_status'],
				'custom_fields'          => $this->get_custom_fields( $post_id ),
				'wp_post_format'         => $post_format,
				'sticky'                 => $sticky,
				'date_modified'          => $post_modified,
				'date_modified_gmt'      => $post_modified_gmt,
			);

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

$resp['wp_post_thumbnail'] = get_post_thumbnail_id( $postdata['ID'] );

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

/**
	 * Retrieves list of recent posts.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type int    $3 Optional. Number of posts.
	 * }
	 * @return array|IXR_Error
	 */
	public function mw_getRecentPosts( $args ) {
		$this->escape( $args );

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

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

if ( ! current_user_can( 'edit_posts' ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit posts.' ) );
		}

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'metaWeblog.getRecentPosts', $args, $this );

$posts_list = wp_get_recent_posts( $query );

if ( ! $posts_list ) {
			return array();
		}

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

$post_date         = $this->_convert_date( $entry['post_date'] );
			$post_date_gmt     = $this->_convert_date_gmt( $entry['post_date_gmt'], $entry['post_date'] );
			$post_modified     = $this->_convert_date( $entry['post_modified'] );
			$post_modified_gmt = $this->_convert_date_gmt( $entry['post_modified_gmt'], $entry['post_modified'] );

$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 = get_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 ( 'future' === $entry['post_status'] ) {
				$entry['post_status'] = 'publish';
			}

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

$recent_posts[] = array(
				'dateCreated'            => $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'],
				'wp_more_text'           => $post['more_text'],
				'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'       => $post_date_gmt,
				'post_status'            => $entry['post_status'],
				'custom_fields'          => $this->get_custom_fields( $entry['ID'] ),
				'wp_post_format'         => $post_format,
				'date_modified'          => $post_modified,
				'date_modified_gmt'      => $post_modified_gmt,
				'sticky'                 => ( 'post' === $entry['post_type'] && is_sticky( $entry['ID'] ) ),
				'wp_post_thumbnail'      => get_post_thumbnail_id( $entry['ID'] ),
			);
		}

return $recent_posts;
	}

/**
	 * Retrieves the list of categories on a given blog.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 * }
	 * @return array|IXR_Error
	 */
	public function mw_getCategories( $args ) {
		$this->escape( $args );

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'metaWeblog.getCategories', $args, $this );

$categories_struct = array();

$cats = get_categories( array( 'get' => 'all' ) );
		if ( $cats ) {
			foreach ( $cats as $cat ) {
				$struct                        = array();
				$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 arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type array  $3 Data.
	 * }
	 * @return array|IXR_Error
	 */
	public function mw_newMediaObject( $args ) {
		$username = $this->escape( $args[1] );
		$password = $this->escape( $args[2] );
		$data     = $args[3];

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'metaWeblog.newMediaObject', $args, $this );

if ( ! current_user_can( 'upload_files' ) ) {
			$this->error = new IXR_Error( 401, __( 'Sorry, you are not allowed to upload files.' ) );
			return $this->error;
		}

if ( is_multisite() && upload_is_user_over_quota( false ) ) {
			$this->error = new IXR_Error(
				401,
				sprintf(
					/* translators: %s: Allowed space allocation. */
					__( 'Sorry, you have used your space allocation of %s. Please delete some files to upload more files.' ),
					size_format( get_space_allowed() * MB_IN_BYTES )
				)
			);
			return $this->error;
		}

/**
		 * Filters whether to preempt the XML-RPC media upload.
		 *
		 * Returning a truthy value will effectively short-circuit the media upload,
		 * returning that value as a 500 error instead.
		 *
		 * @since 2.1.0
		 *
		 * @param bool $error Whether to pre-empt the media upload. Default false.
		 */
		$upload_err = apply_filters( 'pre_upload_error', false );
		if ( $upload_err ) {
			return new IXR_Error( 500, $upload_err );
		}

$upload = wp_upload_bits( $name, null, $bits );
		if ( ! empty( $upload['error'] ) ) {
			/* translators: 1: File name, 2: Error message. */
			$errorString = sprintf( __( 'Could not write file %1$s (%2$s).' ), $name, $upload['error'] );
			return new IXR_Error( 500, $errorString );
		}
		// Construct the attachment array.
		$post_id = 0;
		if ( ! empty( $data['post_id'] ) ) {
			$post_id = (int) $data['post_id'];

if ( ! current_user_can( 'edit_post', $post_id ) ) {
				return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit this post.' ) );
			}
		}
		$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'] ) );

/**
		 * Fires after a new attachment has been added via the XML-RPC MovableType API.
		 *
		 * @since 3.4.0
		 *
		 * @param int   $id   ID of the new attachment.
		 * @param array $args An array of arguments to add the attachment.
		 */
		do_action( 'xmlrpc_call_success_mw_newMediaObject', $id, $args ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.NotLowercase

$struct = $this->_prepare_media_item( get_post( $id ) );

// Deprecated values.
		$struct['id']   = $struct['attachment_id'];
		$struct['file'] = $struct['title'];
		$struct['url']  = $struct['link'];

return $struct;
	}

/*
	 * MovableType API functions.
	 * Specs archive on http://web.archive.org/web/20050220091302/http://www.movabletype.org:80/docs/mtmanual_programmatic.html
	 */

/**
	 * Retrieves the post titles of recent posts.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type int    $3 Optional. Number of posts.
	 * }
	 * @return array|IXR_Error
	 */
	public function mt_getRecentPostTitles( $args ) {
		$this->escape( $args );

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'mt.getRecentPostTitles', $args, $this );

$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;
		}

$recent_posts = array();

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

$post_date     = $this->_convert_date( $entry['post_date'] );
			$post_date_gmt = $this->_convert_date_gmt( $entry['post_date_gmt'], $entry['post_date'] );

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

return $recent_posts;
	}

/**
	 * Retrieves the list of all categories on a blog.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Blog ID (unused).
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 * }
	 * @return array|IXR_Error
	 */
	public function mt_getCategoryList( $args ) {
		$this->escape( $args );

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'mt.getCategoryList', $args, $this );

$categories_struct = array();

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

$categories_struct[] = $struct;
			}
		}

return $categories_struct;
	}

/**
	 * Retrieves post categories.
	 *
	 * @since 1.5.0
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Post ID.
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 * }
	 * @return array|IXR_Error
	 */
	public function mt_getPostCategories( $args ) {
		$this->escape( $args );

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

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

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

if ( ! current_user_can( 'edit_post', $post_id ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit this post.' ) );
		}

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'mt.getPostCategories', $args, $this );

$categories = array();
		$catids     = wp_get_post_categories( (int) $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 arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Post ID.
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 *     @type array  $3 Categories.
	 * }
	 * @return true|IXR_Error True on success.
	 */
	public function mt_setPostCategories( $args ) {
		$this->escape( $args );

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'mt.setPostCategories', $args, $this );

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

if ( ! current_user_can( 'edit_post', $post_id ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to edit this post.' ) );
		}

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

wp_set_post_categories( $post_id, $catids );

return true;
	}

/**
	 * Retrieves an array of methods supported by this server.
	 *
	 * @since 1.5.0
	 *
	 * @return array
	 */
	public function mt_supportedMethods() {
		/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'mt.supportedMethods', array(), $this );

return array_keys( $this->methods );
	}

/**
	 * Retrieves an empty array because we don't support per-post text filters.
	 *
	 * @since 1.5.0
	 */
	public function mt_supportedTextFilters() {
		/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'mt.supportedTextFilters', array(), $this );

/**
		 * Filters the MoveableType text filters list for XML-RPC.
		 *
		 * @since 2.2.0
		 *
		 * @param array $filters An array of text filters.
		 */
		return apply_filters( 'xmlrpc_text_filters', array() );
	}

/**
	 * Retrieves trackbacks sent to a given post.
	 *
	 * @since 1.5.0
	 *
	 * @global wpdb $wpdb WordPress database abstraction object.
	 *
	 * @param int $post_id
	 * @return array|IXR_Error
	 */
	public function mt_getTrackbackPings( $post_id ) {
		global $wpdb;

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'mt.getTrackbackPings', $post_id, $this );

$actual_post = get_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 arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type int    $0 Post ID.
	 *     @type string $1 Username.
	 *     @type string $2 Password.
	 * }
	 * @return int|IXR_Error
	 */
	public function mt_publishPost( $args ) {
		$this->escape( $args );

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

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

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'mt.publishPost', $args, $this );

$postdata = get_post( $post_id, ARRAY_A );
		if ( ! $postdata ) {
			return new IXR_Error( 404, __( 'Invalid post ID.' ) );
		}

if ( ! current_user_can( 'publish_posts' ) || ! current_user_can( 'edit_post', $post_id ) ) {
			return new IXR_Error( 401, __( 'Sorry, you are not allowed to publish this post.' ) );
		}

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

// Retain old categories.
		$postdata['post_category'] = wp_get_post_categories( $post_id );
		$this->escape( $postdata );

return wp_update_post( $postdata );
	}

/*
	 * Pingback functions.
	 * Specs on www.hixie.ch/specs/pingback/pingback
	 */

/**
	 * Retrieves a pingback and registers it.
	 *
	 * @since 1.5.0
	 *
	 * @global wpdb $wpdb WordPress database abstraction object.
	 *
	 * @param array $args {
	 *     Method arguments. Note: arguments must be ordered as documented.
	 *
	 *     @type string $0 URL of page linked from.
	 *     @type string $1 URL of page linked to.
	 * }
	 * @return string|IXR_Error
	 */
	public function pingback_ping( $args ) {
		global $wpdb;

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'pingback.ping', $args, $this );

$this->escape( $args );

$pagelinkedfrom = str_replace( '&amp;', '&', $args[0] );
		$pagelinkedto   = str_replace( '&amp;', '&', $args[1] );
		$pagelinkedto   = str_replace( '&', '&amp;', $pagelinkedto );

/**
		 * Filters the pingback source URI.
		 *
		 * @since 3.6.0
		 *
		 * @param string $pagelinkedfrom URI of the page linked from.
		 * @param string $pagelinkedto   URI of the page linked to.
		 */
		$pagelinkedfrom = apply_filters( 'pingback_ping_source_uri', $pagelinkedfrom, $pagelinkedto );

if ( ! $pagelinkedfrom ) {
			return $this->pingback_error( 0, __( 'A valid URL was not provided.' ) );
		}

// Check if the page linked to is on our site.
		$pos1 = strpos( $pagelinkedto, str_replace( array( 'http://www.', 'http://', 'https://www.', 'https://' ), '', get_option( 'home' ) ) );
		if ( ! $pos1 ) {
			return $this->pingback_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 );
		$post_id = url_to_postid( $pagelinkedto );
		if ( $post_id ) {
			// $way
		} elseif ( isset( $urltest['path'] ) && 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];
		} elseif ( isset( $urltest['query'] ) && preg_match( '#p=[0-9]{1,}#', $urltest['query'], $match ) ) {
			// The query string defines the post_ID (?p=XXXX).
			$blah    = explode( '=', $match[0] );
			$post_id = (int) $blah[1];
		} elseif ( isset( $urltest['fragment'] ) ) {
			// An #anchor is there, it's either...
			if ( (int) $urltest['fragment'] ) {
				// ...an integer #XXXX (simplest case),
				$post_id = (int) $urltest['fragment'];
			} elseif ( preg_match( '/post-[0-9]+/', $urltest['fragment'] ) ) {
				// ...a post ID in the form 'post-###',
				$post_id = preg_replace( '/[^0-9]+/', '', $urltest['fragment'] );
			} 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", $title );
				$post_id = $wpdb->get_var( $sql );
				if ( ! $post_id ) {
					// Returning unknown error '0' is better than die()'ing.
					return $this->pingback_error( 0, '' );
				}
			}
		} else {
			// TODO: Attempt to extract a post ID from the given URL.
			return $this->pingback_error( 33, __( 'The specified target URL cannot be used as a target. It either does not exist, or it is not a pingback-enabled resource.' ) );
		}
		$post_id = (int) $post_id;

$post = get_post( $post_id );

if ( ! $post ) { // Post not found.
			return $this->pingback_error( 33, __( 'The specified target URL cannot be used as a target. It either does not exist, or it is not a pingback-enabled resource.' ) );
		}

if ( url_to_postid( $pagelinkedfrom ) == $post_id ) {
			return $this->pingback_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 $this->pingback_error( 33, __( 'The specified target URL cannot be used as a target. It either does not 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 $this->pingback_error( 48, __( 'The pingback has already been registered.' ) );
		}

/*
		 * The remote site may have sent the pingback before it finished publishing its own content
		 * containing this pingback URL. If that happens then it won't be immediately possible to fetch
		 * the pinging post; adding a small delay reduces the likelihood of this happening.
		 *
		 * While there are more robust methods than calling `sleep()` here (because `sleep()` merely
		 * mitigates the risk of requesting the remote post before it's available), this is effective
		 * enough for most cases and avoids introducing more complexity into this code.
		 *
		 * One way to improve the reliability of this code might be to add failure-handling to the remote
		 * fetch and retry up to a set number of times if it receives a 404. This could also handle 401 and
		 * 403 responses to differentiate the "does not exist" failure from the "may not access" failure.
		 */
		sleep( 1 );

$remote_ip = preg_replace( '/[^0-9a-fA-F:., ]/', '', $_SERVER['REMOTE_ADDR'] );

/** This filter is documented in wp-includes/class-wp-http.php */
		$user_agent = apply_filters( 'http_headers_useragent', 'WordPress/' . get_bloginfo( 'version' ) . '; ' . get_bloginfo( 'url' ), $pagelinkedfrom );

// Let's check the remote site.
		$http_api_args = array(
			'timeout'             => 10,
			'redirection'         => 0,
			'limit_response_size' => 153600, // 150 KB
			'user-agent'          => "$user_agent; verifying pingback from $remote_ip",
			'headers'             => array(
				'X-Pingback-Forwarded-For' => $remote_ip,
			),
		);

$request                = wp_safe_remote_get( $pagelinkedfrom, $http_api_args );
		$remote_source          = wp_remote_retrieve_body( $request );
		$remote_source_original = $remote_source;

if ( ! $remote_source ) {
			return $this->pingback_error( 16, __( 'The source URL does not exist.' ) );
		}

/**
		 * Filters the pingback remote source.
		 *
		 * @since 2.5.0
		 *
		 * @param string $remote_source Response source for the page linked from.
		 * @param string $pagelinkedto  URL of the page linked to.
		 */
		$remote_source = apply_filters( 'pre_remote_source', $remote_source, $pagelinkedto );

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

preg_match( '|<title>([^<]*?)</title>|is', $remote_source, $matchtitle );
		$title = isset( $matchtitle[1] ) ? $matchtitle[1] : '';
		if ( empty( $title ) ) {
			return $this->pingback_error( 32, __( 'A title on that page cannot be found.' ) );
		}

// Remove all script and style tags including their content.
		$remote_source = preg_replace( '@<(script|style)[^>]*?>.*?</\\1>@si', '', $remote_source );
		// Just keep the tag we need.
		$remote_source = strip_tags( $remote_source, '<a>' );

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

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

foreach ( $p as $para ) {
			if ( str_contains( $para, $pagelinkedto ) ) { // 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 ) . '&#8230;';
				}

$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 $this->pingback_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        = '[&#8230;] ' . esc_html( $excerpt ) . ' [&#8230;]';
		$pagelinkedfrom = $this->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 = array(
			'comment_post_ID' => $comment_post_id,
		);

$commentdata += compact(
			'comment_author',
			'comment_author_url',
			'comment_author_email',
			'comment_content',
			'comment_type',
			'remote_source',
			'remote_source_original'
		);

$comment_id = wp_new_comment( $commentdata );

if ( is_wp_error( $comment_id ) ) {
			return $this->pingback_error( 0, $comment_id->get_error_message() );
		}

/**
		 * Fires after a post pingback has been sent.
		 *
		 * @since 0.71
		 *
		 * @param int $comment_id Comment ID.
		 */
		do_action( 'pingback_post', $comment_id );

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

/**
	 * Retrieves an array of URLs that pingbacked the given URL.
	 *
	 * Specs on http://www.aquarionics.com/misc/archives/blogite/0198.html
	 *
	 * @since 1.5.0
	 *
	 * @global wpdb $wpdb WordPress database abstraction object.
	 *
	 * @param string $url
	 * @return array|IXR_Error
	 */
	public function pingback_extensions_getPingbacks( $url ) {
		global $wpdb;

/** This action is documented in wp-includes/class-wp-xmlrpc-server.php */
		do_action( 'xmlrpc_call', 'pingback.extensions.getPingbacks', $url, $this );

$url = $this->escape( $url );

$post_id = url_to_postid( $url );
		if ( ! $post_id ) {
			// We aren't sure that the resource is available and/or pingback enabled.
			return $this->pingback_error( 33, __( 'The specified target URL cannot be used as a target. It either does not exist, or it is not a pingback-enabled resource.' ) );
		}

$actual_post = get_post( $post_id, ARRAY_A );

if ( ! $actual_post ) {
			// No such post = resource not found.
			return $this->pingback_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;
	}

/**
	 * Sends a pingback error based on the given error code and message.
	 *
	 * @since 3.6.0
	 *
	 * @param int    $code    Error code.
	 * @param string $message Error message.
	 * @return IXR_Error Error object.
	 */
	protected function pingback_error( $code, $message ) {
		/**
		 * Filters the XML-RPC pingback error return.
		 *
		 * @since 3.5.1
		 *
		 * @param IXR_Error $error An IXR_Error object containing the error code and message.
		 */
		return apply_filters( 'xmlrpc_pingback_error', new IXR_Error( $code, $message ) );
	}
}

Nama File / Folder	Size	Action
ID3	--	NONE
IXR	--	NONE
PHPMailer	--	NONE
Requests	--	NONE
SimplePie	--	NONE
Text	--	NONE
assets	--	NONE
block-bindings	--	NONE
block-patterns	--	NONE
block-supports	--	NONE
blocks	--	NONE
certificates	--	NONE
css	--	NONE
customize	--	NONE
fonts	--	NONE
html-api	--	NONE
images	--	NONE
interactivity-api	--	NONE
js	--	NONE
l10n	--	NONE
php-compat	--	NONE
pomo	--	NONE
rest-api	--	NONE
sitemaps	--	NONE
sodium_compat	--	NONE
style-engine	--	NONE
theme-compat	--	NONE
widgets	--	NONE
admin-bar.php	36.23KB	Edit File Delete File Rename
atomlib.php	11.67KB	Edit File Delete File Rename
author-template.php	18.507KB	Edit File Delete File Rename
block-bindings.php	5.463KB	Edit File Delete File Rename
block-editor.php	27.506KB	Edit File Delete File Rename
block-i18n.json	0.309KB	Edit File Delete File Rename
block-template-utils.php	55.233KB	Edit File Delete File Rename
bookmark-template.php	12.631KB	Edit File Delete File Rename
bookmark.php	15.065KB	Edit File Delete File Rename
cache-compat.php	5.829KB	Edit File Delete File Rename
cache.php	13.158KB	Edit File Delete File Rename
canonical.php	33.704KB	Edit File Delete File Rename
category-template.php	55.667KB	Edit File Delete File Rename
class-avif-info.php	28.921KB	Edit File Delete File Rename
class-feed.php	0.517KB	Edit File Delete File Rename
class-http.php	0.358KB	Edit File Delete File Rename
class-phpass.php	6.551KB	Edit File Delete File Rename
class-pop3.php	20.478KB	Edit File Delete File Rename
class-requests.php	2.185KB	Edit File Delete File Rename
class-smtp.php	0.446KB	Edit File Delete File Rename
class-walker-category-dropdown.php	2.411KB	Edit File Delete File Rename
class-walker-category.php	8.278KB	Edit File Delete File Rename
class-walker-comment.php	13.888KB	Edit File Delete File Rename
class-walker-page-dropdown.php	2.646KB	Edit File Delete File Rename
class-walker-page.php	7.434KB	Edit File Delete File Rename
class-wp-admin-bar.php	17.455KB	Edit File Delete File Rename
class-wp-ajax-response.php	5.143KB	Edit File Delete File Rename
class-wp-application-passwords.php	12.553KB	Edit File Delete File Rename
class-wp-block-bindings-registry.php	8.734KB	Edit File Delete File Rename
class-wp-block-bindings-source.php	2.127KB	Edit File Delete File Rename
class-wp-block-editor-context.php	1.318KB	Edit File Delete File Rename
class-wp-block-parser-block.php	2.495KB	Edit File Delete File Rename
class-wp-block-parser.php	11.262KB	Edit File Delete File Rename
class-wp-block-pattern-categories-registry.php	5.245KB	Edit File Delete File Rename
class-wp-block-patterns-registry.php	13.705KB	Edit File Delete File Rename
class-wp-block-supports.php	5.436KB	Edit File Delete File Rename
class-wp-block-template.php	1.905KB	Edit File Delete File Rename
class-wp-block-type-registry.php	4.896KB	Edit File Delete File Rename
class-wp-block.php	19.229KB	Edit File Delete File Rename
class-wp-classic-to-block-menu-converter.php	3.992KB	Edit File Delete File Rename
class-wp-customize-control.php	25.127KB	Edit File Delete File Rename
class-wp-customize-section.php	10.98KB	Edit File Delete File Rename
class-wp-customize-setting.php	29.188KB	Edit File Delete File Rename
class-wp-customize-widgets.php	69.844KB	Edit File Delete File Rename
class-wp-date-query.php	34.889KB	Edit File Delete File Rename
class-wp-dependencies.php	13.732KB	Edit File Delete File Rename
class-wp-embed.php	15.619KB	Edit File Delete File Rename
class-wp-error.php	7.326KB	Edit File Delete File Rename
class-wp-fatal-error-handler.php	7.762KB	Edit File Delete File Rename
class-wp-feed-cache-transient.php	2.525KB	Edit File Delete File Rename
class-wp-http-cookie.php	7.216KB	Edit File Delete File Rename
class-wp-http-curl.php	12.247KB	Edit File Delete File Rename
class-wp-http-ixr-client.php	3.419KB	Edit File Delete File Rename
class-wp-http-proxy.php	5.84KB	Edit File Delete File Rename
class-wp-http-requests-response.php	4.297KB	Edit File Delete File Rename
class-wp-http-response.php	2.907KB	Edit File Delete File Rename
class-wp-image-editor-imagick.php	33.67KB	Edit File Delete File Rename
class-wp-image-editor.php	17.193KB	Edit File Delete File Rename
class-wp-list-util.php	7.269KB	Edit File Delete File Rename
class-wp-locale.php	15.733KB	Edit File Delete File Rename
class-wp-navigation-fallback.php	8.995KB	Edit File Delete File Rename
class-wp-network-query.php	19.392KB	Edit File Delete File Rename
class-wp-plugin-dependencies.php	24.726KB	Edit File Delete File Rename
class-wp-post-type.php	29.639KB	Edit File Delete File Rename
class-wp-post.php	6.332KB	Edit File Delete File Rename
class-wp-recovery-mode-cookie-service.php	6.716KB	Edit File Delete File Rename
class-wp-recovery-mode-email-service.php	10.921KB	Edit File Delete File Rename
class-wp-recovery-mode-link-service.php	3.382KB	Edit File Delete File Rename
class-wp-rewrite.php	61.943KB	Edit File Delete File Rename
class-wp-role.php	2.464KB	Edit File Delete File Rename
class-wp-roles.php	8.379KB	Edit File Delete File Rename
class-wp-script-modules.php	13.433KB	Edit File Delete File Rename
class-wp-scripts.php	27.252KB	Edit File Delete File Rename
class-wp-session-tokens.php	7.276KB	Edit File Delete File Rename
class-wp-simplepie-file.php	3.298KB	Edit File Delete File Rename
class-wp-simplepie-sanitize-kses.php	1.729KB	Edit File Delete File Rename
class-wp-site.php	7.279KB	Edit File Delete File Rename
class-wp-styles.php	10.643KB	Edit File Delete File Rename
class-wp-tax-query.php	19.097KB	Edit File Delete File Rename
class-wp-taxonomy.php	18.132KB	Edit File Delete File Rename
class-wp-term.php	5.174KB	Edit File Delete File Rename
class-wp-text-diff-renderer-inline.php	0.956KB	Edit File Delete File Rename
class-wp-text-diff-renderer-table.php	18.366KB	Edit File Delete File Rename
class-wp-theme-json-data.php	1.767KB	Edit File Delete File Rename
class-wp-theme-json-resolver.php	33.9KB	Edit File Delete File Rename
class-wp-theme-json.php	153.635KB	Edit File Delete File Rename
class-wp-theme.php	63.769KB	Edit File Delete File Rename
class-wp-token-map.php	27.764KB	Edit File Delete File Rename
class-wp-user-meta-session-tokens.php	2.92KB	Edit File Delete File Rename
class-wp-user-query.php	42.631KB	Edit File Delete File Rename
class-wp-widget.php	17.955KB	Edit File Delete File Rename
class-wp-xmlrpc-server.php	209.91KB	Edit File Delete File Rename
class-wp.php	25.507KB	Edit File Delete File Rename
class-wpdb.php	115.604KB	Edit File Delete File Rename
class.wp-scripts.php	0.335KB	Edit File Delete File Rename
class.wp-styles.php	0.33KB	Edit File Delete File Rename
comment.php	126.197KB	Edit File Delete File Rename
compat.php	16.081KB	Edit File Delete File Rename
cron.php	40.607KB	Edit File Delete File Rename
default-constants.php	10.975KB	Edit File Delete File Rename
default-filters.php	34.658KB	Edit File Delete File Rename
deprecated.php	181.925KB	Edit File Delete File Rename
embed.php	37.02KB	Edit File Delete File Rename
error-protection.php	4.024KB	Edit File Delete File Rename
error_log	24.315KB	Edit File Delete File Rename
feed-atom-comments.php	5.375KB	Edit File Delete File Rename
feed-rdf.php	2.605KB	Edit File Delete File Rename
feed-rss.php	1.161KB	Edit File Delete File Rename
feed-rss2-comments.php	4.039KB	Edit File Delete File Rename
fonts.php	9.22KB	Edit File Delete File Rename
functions.php	274.066KB	Edit File Delete File Rename
functions.wp-scripts.php	14.217KB	Edit File Delete File Rename
functions.wp-styles.php	8.382KB	Edit File Delete File Rename
global-styles-and-settings.php	20.922KB	Edit File Delete File Rename
https-detection.php	5.528KB	Edit File Delete File Rename
https-migration.php	4.63KB	Edit File Delete File Rename
l10n.php	65.093KB	Edit File Delete File Rename
link-template.php	152.48KB	Edit File Delete File Rename
load.php	54.056KB	Edit File Delete File Rename
locale.php	0.158KB	Edit File Delete File Rename
media-template.php	60.76KB	Edit File Delete File Rename
ms-blogs.php	25.125KB	Edit File Delete File Rename
ms-default-filters.php	6.48KB	Edit File Delete File Rename
ms-deprecated.php	21.249KB	Edit File Delete File Rename
ms-files.php	2.647KB	Edit File Delete File Rename
ms-functions.php	89.104KB	Edit File Delete File Rename
ms-load.php	19.417KB	Edit File Delete File Rename
ms-site.php	41.618KB	Edit File Delete File Rename
nav-menu.php	43.11KB	Edit File Delete File Rename
option.php	98.088KB	Edit File Delete File Rename
pluggable.php	110.528KB	Edit File Delete File Rename
plugin.php	34.634KB	Edit File Delete File Rename
post-formats.php	6.936KB	Edit File Delete File Rename
query.php	36.167KB	Edit File Delete File Rename
registration-functions.php	0.195KB	Edit File Delete File Rename
registration.php	0.195KB	Edit File Delete File Rename
rewrite.php	19.057KB	Edit File Delete File Rename
rss-functions.php	0.249KB	Edit File Delete File Rename
rss.php	24.863KB	Edit File Delete File Rename
script-modules.php	5.838KB	Edit File Delete File Rename
session.php	0.252KB	Edit File Delete File Rename
shortcodes.php	23.487KB	Edit File Delete File Rename
sitemaps.php	3.162KB	Edit File Delete File Rename
spl-autoload-compat.php	0.431KB	Edit File Delete File Rename
style-engine.php	7.386KB	Edit File Delete File Rename
template-canvas.php	0.531KB	Edit File Delete File Rename
template-loader.php	2.941KB	Edit File Delete File Rename
template.php	23.588KB	Edit File Delete File Rename
theme-previews.php	2.766KB	Edit File Delete File Rename
theme-templates.php	6.077KB	Edit File Delete File Rename
theme.json	8.5KB	Edit File Delete File Rename
update.php	36.02KB	Edit File Delete File Rename
version.php	0.909KB	Edit File Delete File Rename
widgets.php	69.025KB	Edit File Delete File Rename
wp-diff.php	0.632KB	Edit File Delete File Rename