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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 07:56:49 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 07:56:49 +0000 |
| commit | a415c29efee45520ae252d2aa28f1083a521cd7b (patch) | |
| tree | f4ade4b6668ecc0765de7e1424f7c1427ad433ff /wp-includes/class-wp-xmlrpc-server.php | |
| parent | Initial commit. (diff) | |
| download | wordpress-a415c29efee45520ae252d2aa28f1083a521cd7b.tar.xz wordpress-a415c29efee45520ae252d2aa28f1083a521cd7b.zip | |
Adding upstream version 6.4.3+dfsg1.upstream/6.4.3+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
| -rw-r--r-- | wp-includes/class-wp-xmlrpc-server.php | 7149 |
1 files changed, 7149 insertions, 0 deletions
diff --git a/wp-includes/class-wp-xmlrpc-server.php b/wp-includes/class-wp-xmlrpc-server.php new file mode 100644 index 0000000..ae9a658 --- /dev/null +++ b/wp-includes/class-wp-xmlrpc-server.php @@ -0,0 +1,7149 @@ +<?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.' ) ); + } + + 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.' ) ); + } + + /* + * 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 .= '<!--more-->' . $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.' ) ); + } + + // 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.' ) ); + } + } + + $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['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; + } + } + } + + 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; + } + } + } + + 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 . '<!--more-->' . $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(); + } + + // 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( '&', '&', $args[0] ); + $pagelinkedto = str_replace( '&', '&', $args[1] ); + $pagelinkedto = str_replace( '&', '&', $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.' ) ); + } + + // Very stupid, but gives time to the 'from' server to publish! + 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 ) . '…'; + } + + $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( '&', '&', $pagelinkedfrom ); + + $context = '[…] ' . esc_html( $excerpt ) . ' […]'; + $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 ) ); + } +} |