diff options
Diffstat (limited to 'wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php')
| -rw-r--r-- | wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php | 1915 |
1 files changed, 1915 insertions, 0 deletions
diff --git a/wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php b/wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php new file mode 100644 index 0000000..1169b6b --- /dev/null +++ b/wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php @@ -0,0 +1,1915 @@ +<?php +/** + * REST API: WP_REST_Comments_Controller class + * + * @package WordPress + * @subpackage REST_API + * @since 4.7.0 + */ + +/** + * Core controller used to access comments via the REST API. + * + * @since 4.7.0 + * + * @see WP_REST_Controller + */ +class WP_REST_Comments_Controller extends WP_REST_Controller { + + /** + * Instance of a comment meta fields object. + * + * @since 4.7.0 + * @var WP_REST_Comment_Meta_Fields + */ + protected $meta; + + /** + * Constructor. + * + * @since 4.7.0 + */ + public function __construct() { + $this->namespace = 'wp/v2'; + $this->rest_base = 'comments'; + + $this->meta = new WP_REST_Comment_Meta_Fields(); + } + + /** + * Registers the routes for comments. + * + * @since 4.7.0 + * + * @see register_rest_route() + */ + public function register_routes() { + + register_rest_route( + $this->namespace, + '/' . $this->rest_base, + array( + array( + 'methods' => WP_REST_Server::READABLE, + 'callback' => array( $this, 'get_items' ), + 'permission_callback' => array( $this, 'get_items_permissions_check' ), + 'args' => $this->get_collection_params(), + ), + array( + 'methods' => WP_REST_Server::CREATABLE, + 'callback' => array( $this, 'create_item' ), + 'permission_callback' => array( $this, 'create_item_permissions_check' ), + 'args' => $this->get_endpoint_args_for_item_schema( WP_REST_Server::CREATABLE ), + ), + 'schema' => array( $this, 'get_public_item_schema' ), + ) + ); + + register_rest_route( + $this->namespace, + '/' . $this->rest_base . '/(?P<id>[\d]+)', + array( + 'args' => array( + 'id' => array( + 'description' => __( 'Unique identifier for the comment.' ), + 'type' => 'integer', + ), + ), + array( + 'methods' => WP_REST_Server::READABLE, + 'callback' => array( $this, 'get_item' ), + 'permission_callback' => array( $this, 'get_item_permissions_check' ), + 'args' => array( + 'context' => $this->get_context_param( array( 'default' => 'view' ) ), + 'password' => array( + 'description' => __( 'The password for the parent post of the comment (if the post is password protected).' ), + 'type' => 'string', + ), + ), + ), + array( + 'methods' => WP_REST_Server::EDITABLE, + 'callback' => array( $this, 'update_item' ), + 'permission_callback' => array( $this, 'update_item_permissions_check' ), + 'args' => $this->get_endpoint_args_for_item_schema( WP_REST_Server::EDITABLE ), + ), + array( + 'methods' => WP_REST_Server::DELETABLE, + 'callback' => array( $this, 'delete_item' ), + 'permission_callback' => array( $this, 'delete_item_permissions_check' ), + 'args' => array( + 'force' => array( + 'type' => 'boolean', + 'default' => false, + 'description' => __( 'Whether to bypass Trash and force deletion.' ), + ), + 'password' => array( + 'description' => __( 'The password for the parent post of the comment (if the post is password protected).' ), + 'type' => 'string', + ), + ), + ), + 'schema' => array( $this, 'get_public_item_schema' ), + ) + ); + } + + /** + * Checks if a given request has access to read comments. + * + * @since 4.7.0 + * + * @param WP_REST_Request $request Full details about the request. + * @return true|WP_Error True if the request has read access, error object otherwise. + */ + public function get_items_permissions_check( $request ) { + + if ( ! empty( $request['post'] ) ) { + foreach ( (array) $request['post'] as $post_id ) { + $post = get_post( $post_id ); + + if ( ! empty( $post_id ) && $post && ! $this->check_read_post_permission( $post, $request ) ) { + return new WP_Error( + 'rest_cannot_read_post', + __( 'Sorry, you are not allowed to read the post for this comment.' ), + array( 'status' => rest_authorization_required_code() ) + ); + } elseif ( 0 === $post_id && ! current_user_can( 'moderate_comments' ) ) { + return new WP_Error( + 'rest_cannot_read', + __( 'Sorry, you are not allowed to read comments without a post.' ), + array( 'status' => rest_authorization_required_code() ) + ); + } + } + } + + if ( ! empty( $request['context'] ) && 'edit' === $request['context'] && ! current_user_can( 'moderate_comments' ) ) { + return new WP_Error( + 'rest_forbidden_context', + __( 'Sorry, you are not allowed to edit comments.' ), + array( 'status' => rest_authorization_required_code() ) + ); + } + + if ( ! current_user_can( 'edit_posts' ) ) { + $protected_params = array( 'author', 'author_exclude', 'author_email', 'type', 'status' ); + $forbidden_params = array(); + + foreach ( $protected_params as $param ) { + if ( 'status' === $param ) { + if ( 'approve' !== $request[ $param ] ) { + $forbidden_params[] = $param; + } + } elseif ( 'type' === $param ) { + if ( 'comment' !== $request[ $param ] ) { + $forbidden_params[] = $param; + } + } elseif ( ! empty( $request[ $param ] ) ) { + $forbidden_params[] = $param; + } + } + + if ( ! empty( $forbidden_params ) ) { + return new WP_Error( + 'rest_forbidden_param', + /* translators: %s: List of forbidden parameters. */ + sprintf( __( 'Query parameter not permitted: %s' ), implode( ', ', $forbidden_params ) ), + array( 'status' => rest_authorization_required_code() ) + ); + } + } + + return true; + } + + /** + * Retrieves a list of comment items. + * + * @since 4.7.0 + * + * @param WP_REST_Request $request Full details about the request. + * @return WP_REST_Response|WP_Error Response object on success, or error object on failure. + */ + public function get_items( $request ) { + + // Retrieve the list of registered collection query parameters. + $registered = $this->get_collection_params(); + + /* + * This array defines mappings between public API query parameters whose + * values are accepted as-passed, and their internal WP_Query parameter + * name equivalents (some are the same). Only values which are also + * present in $registered will be set. + */ + $parameter_mappings = array( + 'author' => 'author__in', + 'author_email' => 'author_email', + 'author_exclude' => 'author__not_in', + 'exclude' => 'comment__not_in', + 'include' => 'comment__in', + 'offset' => 'offset', + 'order' => 'order', + 'parent' => 'parent__in', + 'parent_exclude' => 'parent__not_in', + 'per_page' => 'number', + 'post' => 'post__in', + 'search' => 'search', + 'status' => 'status', + 'type' => 'type', + ); + + $prepared_args = array(); + + /* + * For each known parameter which is both registered and present in the request, + * set the parameter's value on the query $prepared_args. + */ + foreach ( $parameter_mappings as $api_param => $wp_param ) { + if ( isset( $registered[ $api_param ], $request[ $api_param ] ) ) { + $prepared_args[ $wp_param ] = $request[ $api_param ]; + } + } + + // Ensure certain parameter values default to empty strings. + foreach ( array( 'author_email', 'search' ) as $param ) { + if ( ! isset( $prepared_args[ $param ] ) ) { + $prepared_args[ $param ] = ''; + } + } + + if ( isset( $registered['orderby'] ) ) { + $prepared_args['orderby'] = $this->normalize_query_param( $request['orderby'] ); + } + + $prepared_args['no_found_rows'] = false; + + $prepared_args['update_comment_post_cache'] = true; + + $prepared_args['date_query'] = array(); + + // Set before into date query. Date query must be specified as an array of an array. + if ( isset( $registered['before'], $request['before'] ) ) { + $prepared_args['date_query'][0]['before'] = $request['before']; + } + + // Set after into date query. Date query must be specified as an array of an array. + if ( isset( $registered['after'], $request['after'] ) ) { + $prepared_args['date_query'][0]['after'] = $request['after']; + } + + if ( isset( $registered['page'] ) && empty( $request['offset'] ) ) { + $prepared_args['offset'] = $prepared_args['number'] * ( absint( $request['page'] ) - 1 ); + } + + /** + * Filters WP_Comment_Query arguments when querying comments via the REST API. + * + * @since 4.7.0 + * + * @link https://developer.wordpress.org/reference/classes/wp_comment_query/ + * + * @param array $prepared_args Array of arguments for WP_Comment_Query. + * @param WP_REST_Request $request The REST API request. + */ + $prepared_args = apply_filters( 'rest_comment_query', $prepared_args, $request ); + + $query = new WP_Comment_Query(); + $query_result = $query->query( $prepared_args ); + + $comments = array(); + + foreach ( $query_result as $comment ) { + if ( ! $this->check_read_permission( $comment, $request ) ) { + continue; + } + + $data = $this->prepare_item_for_response( $comment, $request ); + $comments[] = $this->prepare_response_for_collection( $data ); + } + + $total_comments = (int) $query->found_comments; + $max_pages = (int) $query->max_num_pages; + + if ( $total_comments < 1 ) { + // Out-of-bounds, run the query again without LIMIT for total count. + unset( $prepared_args['number'], $prepared_args['offset'] ); + + $query = new WP_Comment_Query(); + $prepared_args['count'] = true; + $prepared_args['orderby'] = 'none'; + + $total_comments = $query->query( $prepared_args ); + $max_pages = ceil( $total_comments / $request['per_page'] ); + } + + $response = rest_ensure_response( $comments ); + $response->header( 'X-WP-Total', $total_comments ); + $response->header( 'X-WP-TotalPages', $max_pages ); + + $base = add_query_arg( urlencode_deep( $request->get_query_params() ), rest_url( sprintf( '%s/%s', $this->namespace, $this->rest_base ) ) ); + + if ( $request['page'] > 1 ) { + $prev_page = $request['page'] - 1; + + if ( $prev_page > $max_pages ) { + $prev_page = $max_pages; + } + + $prev_link = add_query_arg( 'page', $prev_page, $base ); + $response->link_header( 'prev', $prev_link ); + } + + if ( $max_pages > $request['page'] ) { + $next_page = $request['page'] + 1; + $next_link = add_query_arg( 'page', $next_page, $base ); + + $response->link_header( 'next', $next_link ); + } + + return $response; + } + + /** + * Get the comment, if the ID is valid. + * + * @since 4.7.2 + * + * @param int $id Supplied ID. + * @return WP_Comment|WP_Error Comment object if ID is valid, WP_Error otherwise. + */ + protected function get_comment( $id ) { + $error = new WP_Error( + 'rest_comment_invalid_id', + __( 'Invalid comment ID.' ), + array( 'status' => 404 ) + ); + + if ( (int) $id <= 0 ) { + return $error; + } + + $id = (int) $id; + $comment = get_comment( $id ); + if ( empty( $comment ) ) { + return $error; + } + + if ( ! empty( $comment->comment_post_ID ) ) { + $post = get_post( (int) $comment->comment_post_ID ); + + if ( empty( $post ) ) { + return new WP_Error( + 'rest_post_invalid_id', + __( 'Invalid post ID.' ), + array( 'status' => 404 ) + ); + } + } + + return $comment; + } + + /** + * Checks if a given request has access to read the comment. + * + * @since 4.7.0 + * + * @param WP_REST_Request $request Full details about the request. + * @return true|WP_Error True if the request has read access for the item, error object otherwise. + */ + public function get_item_permissions_check( $request ) { + $comment = $this->get_comment( $request['id'] ); + if ( is_wp_error( $comment ) ) { + return $comment; + } + + if ( ! empty( $request['context'] ) && 'edit' === $request['context'] && ! current_user_can( 'moderate_comments' ) ) { + return new WP_Error( + 'rest_forbidden_context', + __( 'Sorry, you are not allowed to edit comments.' ), + array( 'status' => rest_authorization_required_code() ) + ); + } + + $post = get_post( $comment->comment_post_ID ); + + if ( ! $this->check_read_permission( $comment, $request ) ) { + return new WP_Error( + 'rest_cannot_read', + __( 'Sorry, you are not allowed to read this comment.' ), + array( 'status' => rest_authorization_required_code() ) + ); + } + + if ( $post && ! $this->check_read_post_permission( $post, $request ) ) { + return new WP_Error( + 'rest_cannot_read_post', + __( 'Sorry, you are not allowed to read the post for this comment.' ), + array( 'status' => rest_authorization_required_code() ) + ); + } + + return true; + } + + /** + * Retrieves a comment. + * + * @since 4.7.0 + * + * @param WP_REST_Request $request Full details about the request. + * @return WP_REST_Response|WP_Error Response object on success, or error object on failure. + */ + public function get_item( $request ) { + $comment = $this->get_comment( $request['id'] ); + if ( is_wp_error( $comment ) ) { + return $comment; + } + + $data = $this->prepare_item_for_response( $comment, $request ); + $response = rest_ensure_response( $data ); + + return $response; + } + + /** + * Checks if a given request has access to create a comment. + * + * @since 4.7.0 + * + * @param WP_REST_Request $request Full details about the request. + * @return true|WP_Error True if the request has access to create items, error object otherwise. + */ + public function create_item_permissions_check( $request ) { + if ( ! is_user_logged_in() ) { + if ( get_option( 'comment_registration' ) ) { + return new WP_Error( + 'rest_comment_login_required', + __( 'Sorry, you must be logged in to comment.' ), + array( 'status' => 401 ) + ); + } + + /** + * Filters whether comments can be created via the REST API without authentication. + * + * Enables creating comments for anonymous users. + * + * @since 4.7.0 + * + * @param bool $allow_anonymous Whether to allow anonymous comments to + * be created. Default `false`. + * @param WP_REST_Request $request Request used to generate the + * response. + */ + $allow_anonymous = apply_filters( 'rest_allow_anonymous_comments', false, $request ); + + if ( ! $allow_anonymous ) { + return new WP_Error( + 'rest_comment_login_required', + __( 'Sorry, you must be logged in to comment.' ), + array( 'status' => 401 ) + ); + } + } + + // Limit who can set comment `author`, `author_ip` or `status` to anything other than the default. + if ( isset( $request['author'] ) && get_current_user_id() !== $request['author'] && ! current_user_can( 'moderate_comments' ) ) { + return new WP_Error( + 'rest_comment_invalid_author', + /* translators: %s: Request parameter. */ + sprintf( __( "Sorry, you are not allowed to edit '%s' for comments." ), 'author' ), + array( 'status' => rest_authorization_required_code() ) + ); + } + + if ( isset( $request['author_ip'] ) && ! current_user_can( 'moderate_comments' ) ) { + if ( empty( $_SERVER['REMOTE_ADDR'] ) || $request['author_ip'] !== $_SERVER['REMOTE_ADDR'] ) { + return new WP_Error( + 'rest_comment_invalid_author_ip', + /* translators: %s: Request parameter. */ + sprintf( __( "Sorry, you are not allowed to edit '%s' for comments." ), 'author_ip' ), + array( 'status' => rest_authorization_required_code() ) + ); + } + } + + if ( isset( $request['status'] ) && ! current_user_can( 'moderate_comments' ) ) { + return new WP_Error( + 'rest_comment_invalid_status', + /* translators: %s: Request parameter. */ + sprintf( __( "Sorry, you are not allowed to edit '%s' for comments." ), 'status' ), + array( 'status' => rest_authorization_required_code() ) + ); + } + + if ( empty( $request['post'] ) ) { + return new WP_Error( + 'rest_comment_invalid_post_id', + __( 'Sorry, you are not allowed to create this comment without a post.' ), + array( 'status' => 403 ) + ); + } + + $post = get_post( (int) $request['post'] ); + + if ( ! $post ) { + return new WP_Error( + 'rest_comment_invalid_post_id', + __( 'Sorry, you are not allowed to create this comment without a post.' ), + array( 'status' => 403 ) + ); + } + + if ( 'draft' === $post->post_status ) { + return new WP_Error( + 'rest_comment_draft_post', + __( 'Sorry, you are not allowed to create a comment on this post.' ), + array( 'status' => 403 ) + ); + } + + if ( 'trash' === $post->post_status ) { + return new WP_Error( + 'rest_comment_trash_post', + __( 'Sorry, you are not allowed to create a comment on this post.' ), + array( 'status' => 403 ) + ); + } + + if ( ! $this->check_read_post_permission( $post, $request ) ) { + return new WP_Error( + 'rest_cannot_read_post', + __( 'Sorry, you are not allowed to read the post for this comment.' ), + array( 'status' => rest_authorization_required_code() ) + ); + } + + if ( ! comments_open( $post->ID ) ) { + return new WP_Error( + 'rest_comment_closed', + __( 'Sorry, comments are closed for this item.' ), + array( 'status' => 403 ) + ); + } + + return true; + } + + /** + * Creates a comment. + * + * @since 4.7.0 + * + * @param WP_REST_Request $request Full details about the request. + * @return WP_REST_Response|WP_Error Response object on success, or error object on failure. + */ + public function create_item( $request ) { + if ( ! empty( $request['id'] ) ) { + return new WP_Error( + 'rest_comment_exists', + __( 'Cannot create existing comment.' ), + array( 'status' => 400 ) + ); + } + + // Do not allow comments to be created with a non-default type. + if ( ! empty( $request['type'] ) && 'comment' !== $request['type'] ) { + return new WP_Error( + 'rest_invalid_comment_type', + __( 'Cannot create a comment with that type.' ), + array( 'status' => 400 ) + ); + } + + $prepared_comment = $this->prepare_item_for_database( $request ); + if ( is_wp_error( $prepared_comment ) ) { + return $prepared_comment; + } + + $prepared_comment['comment_type'] = 'comment'; + + if ( ! isset( $prepared_comment['comment_content'] ) ) { + $prepared_comment['comment_content'] = ''; + } + + if ( ! $this->check_is_comment_content_allowed( $prepared_comment ) ) { + return new WP_Error( + 'rest_comment_content_invalid', + __( 'Invalid comment content.' ), + array( 'status' => 400 ) + ); + } + + // Setting remaining values before wp_insert_comment so we can use wp_allow_comment(). + if ( ! isset( $prepared_comment['comment_date_gmt'] ) ) { + $prepared_comment['comment_date_gmt'] = current_time( 'mysql', true ); + } + + // Set author data if the user's logged in. + $missing_author = empty( $prepared_comment['user_id'] ) + && empty( $prepared_comment['comment_author'] ) + && empty( $prepared_comment['comment_author_email'] ) + && empty( $prepared_comment['comment_author_url'] ); + + if ( is_user_logged_in() && $missing_author ) { + $user = wp_get_current_user(); + + $prepared_comment['user_id'] = $user->ID; + $prepared_comment['comment_author'] = $user->display_name; + $prepared_comment['comment_author_email'] = $user->user_email; + $prepared_comment['comment_author_url'] = $user->user_url; + } + + // Honor the discussion setting that requires a name and email address of the comment author. + if ( get_option( 'require_name_email' ) ) { + if ( empty( $prepared_comment['comment_author'] ) || empty( $prepared_comment['comment_author_email'] ) ) { + return new WP_Error( + 'rest_comment_author_data_required', + __( 'Creating a comment requires valid author name and email values.' ), + array( 'status' => 400 ) + ); + } + } + + if ( ! isset( $prepared_comment['comment_author_email'] ) ) { + $prepared_comment['comment_author_email'] = ''; + } + + if ( ! isset( $prepared_comment['comment_author_url'] ) ) { + $prepared_comment['comment_author_url'] = ''; + } + + if ( ! isset( $prepared_comment['comment_agent'] ) ) { + $prepared_comment['comment_agent'] = ''; + } + + $check_comment_lengths = wp_check_comment_data_max_lengths( $prepared_comment ); + + if ( is_wp_error( $check_comment_lengths ) ) { + $error_code = $check_comment_lengths->get_error_code(); + return new WP_Error( + $error_code, + __( 'Comment field exceeds maximum length allowed.' ), + array( 'status' => 400 ) + ); + } + + $prepared_comment['comment_approved'] = wp_allow_comment( $prepared_comment, true ); + + if ( is_wp_error( $prepared_comment['comment_approved'] ) ) { + $error_code = $prepared_comment['comment_approved']->get_error_code(); + $error_message = $prepared_comment['comment_approved']->get_error_message(); + + if ( 'comment_duplicate' === $error_code ) { + return new WP_Error( + $error_code, + $error_message, + array( 'status' => 409 ) + ); + } + + if ( 'comment_flood' === $error_code ) { + return new WP_Error( + $error_code, + $error_message, + array( 'status' => 400 ) + ); + } + + return $prepared_comment['comment_approved']; + } + + /** + * Filters a comment before it is inserted via the REST API. + * + * Allows modification of the comment right before it is inserted via wp_insert_comment(). + * Returning a WP_Error value from the filter will short-circuit insertion and allow + * skipping further processing. + * + * @since 4.7.0 + * @since 4.8.0 `$prepared_comment` can now be a WP_Error to short-circuit insertion. + * + * @param array|WP_Error $prepared_comment The prepared comment data for wp_insert_comment(). + * @param WP_REST_Request $request Request used to insert the comment. + */ + $prepared_comment = apply_filters( 'rest_pre_insert_comment', $prepared_comment, $request ); + if ( is_wp_error( $prepared_comment ) ) { + return $prepared_comment; + } + + $comment_id = wp_insert_comment( wp_filter_comment( wp_slash( (array) $prepared_comment ) ) ); + + if ( ! $comment_id ) { + return new WP_Error( + 'rest_comment_failed_create', + __( 'Creating comment failed.' ), + array( 'status' => 500 ) + ); + } + + if ( isset( $request['status'] ) ) { + $this->handle_status_param( $request['status'], $comment_id ); + } + + $comment = get_comment( $comment_id ); + + /** + * Fires after a comment is created or updated via the REST API. + * + * @since 4.7.0 + * + * @param WP_Comment $comment Inserted or updated comment object. + * @param WP_REST_Request $request Request object. + * @param bool $creating True when creating a comment, false + * when updating. + */ + do_action( 'rest_insert_comment', $comment, $request, true ); + + $schema = $this->get_item_schema(); + + if ( ! empty( $schema['properties']['meta'] ) && isset( $request['meta'] ) ) { + $meta_update = $this->meta->update_value( $request['meta'], $comment_id ); + + if ( is_wp_error( $meta_update ) ) { + return $meta_update; + } + } + + $fields_update = $this->update_additional_fields_for_object( $comment, $request ); + + if ( is_wp_error( $fields_update ) ) { + return $fields_update; + } + + $context = current_user_can( 'moderate_comments' ) ? 'edit' : 'view'; + $request->set_param( 'context', $context ); + + /** + * Fires completely after a comment is created or updated via the REST API. + * + * @since 5.0.0 + * + * @param WP_Comment $comment Inserted or updated comment object. + * @param WP_REST_Request $request Request object. + * @param bool $creating True when creating a comment, false + * when updating. + */ + do_action( 'rest_after_insert_comment', $comment, $request, true ); + + $response = $this->prepare_item_for_response( $comment, $request ); + $response = rest_ensure_response( $response ); + + $response->set_status( 201 ); + $response->header( 'Location', rest_url( sprintf( '%s/%s/%d', $this->namespace, $this->rest_base, $comment_id ) ) ); + + return $response; + } + + /** + * Checks if a given REST request has access to update a comment. + * + * @since 4.7.0 + * + * @param WP_REST_Request $request Full details about the request. + * @return true|WP_Error True if the request has access to update the item, error object otherwise. + */ + public function update_item_permissions_check( $request ) { + $comment = $this->get_comment( $request['id'] ); + if ( is_wp_error( $comment ) ) { + return $comment; + } + + if ( ! $this->check_edit_permission( $comment ) ) { + return new WP_Error( + 'rest_cannot_edit', + __( 'Sorry, you are not allowed to edit this comment.' ), + array( 'status' => rest_authorization_required_code() ) + ); + } + + return true; + } + + /** + * Updates a comment. + * + * @since 4.7.0 + * + * @param WP_REST_Request $request Full details about the request. + * @return WP_REST_Response|WP_Error Response object on success, or error object on failure. + */ + public function update_item( $request ) { + $comment = $this->get_comment( $request['id'] ); + if ( is_wp_error( $comment ) ) { + return $comment; + } + + $id = $comment->comment_ID; + + if ( isset( $request['type'] ) && get_comment_type( $id ) !== $request['type'] ) { + return new WP_Error( + 'rest_comment_invalid_type', + __( 'Sorry, you are not allowed to change the comment type.' ), + array( 'status' => 404 ) + ); + } + + $prepared_args = $this->prepare_item_for_database( $request ); + + if ( is_wp_error( $prepared_args ) ) { + return $prepared_args; + } + + if ( ! empty( $prepared_args['comment_post_ID'] ) ) { + $post = get_post( $prepared_args['comment_post_ID'] ); + + if ( empty( $post ) ) { + return new WP_Error( + 'rest_comment_invalid_post_id', + __( 'Invalid post ID.' ), + array( 'status' => 403 ) + ); + } + } + + if ( empty( $prepared_args ) && isset( $request['status'] ) ) { + // Only the comment status is being changed. + $change = $this->handle_status_param( $request['status'], $id ); + + if ( ! $change ) { + return new WP_Error( + 'rest_comment_failed_edit', + __( 'Updating comment status failed.' ), + array( 'status' => 500 ) + ); + } + } elseif ( ! empty( $prepared_args ) ) { + if ( is_wp_error( $prepared_args ) ) { + return $prepared_args; + } + + if ( isset( $prepared_args['comment_content'] ) && empty( $prepared_args['comment_content'] ) ) { + return new WP_Error( + 'rest_comment_content_invalid', + __( 'Invalid comment content.' ), + array( 'status' => 400 ) + ); + } + + $prepared_args['comment_ID'] = $id; + + $check_comment_lengths = wp_check_comment_data_max_lengths( $prepared_args ); + + if ( is_wp_error( $check_comment_lengths ) ) { + $error_code = $check_comment_lengths->get_error_code(); + return new WP_Error( + $error_code, + __( 'Comment field exceeds maximum length allowed.' ), + array( 'status' => 400 ) + ); + } + + $updated = wp_update_comment( wp_slash( (array) $prepared_args ), true ); + + if ( is_wp_error( $updated ) ) { + return new WP_Error( + 'rest_comment_failed_edit', + __( 'Updating comment failed.' ), + array( 'status' => 500 ) + ); + } + + if ( isset( $request['status'] ) ) { + $this->handle_status_param( $request['status'], $id ); + } + } + + $comment = get_comment( $id ); + + /** This action is documented in wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php */ + do_action( 'rest_insert_comment', $comment, $request, false ); + + $schema = $this->get_item_schema(); + + if ( ! empty( $schema['properties']['meta'] ) && isset( $request['meta'] ) ) { + $meta_update = $this->meta->update_value( $request['meta'], $id ); + + if ( is_wp_error( $meta_update ) ) { + return $meta_update; + } + } + + $fields_update = $this->update_additional_fields_for_object( $comment, $request ); + + if ( is_wp_error( $fields_update ) ) { + return $fields_update; + } + + $request->set_param( 'context', 'edit' ); + + /** This action is documented in wp-includes/rest-api/endpoints/class-wp-rest-comments-controller.php */ + do_action( 'rest_after_insert_comment', $comment, $request, false ); + + $response = $this->prepare_item_for_response( $comment, $request ); + + return rest_ensure_response( $response ); + } + + /** + * Checks if a given request has access to delete a comment. + * + * @since 4.7.0 + * + * @param WP_REST_Request $request Full details about the request. + * @return true|WP_Error True if the request has access to delete the item, error object otherwise. + */ + public function delete_item_permissions_check( $request ) { + $comment = $this->get_comment( $request['id'] ); + if ( is_wp_error( $comment ) ) { + return $comment; + } + + if ( ! $this->check_edit_permission( $comment ) ) { + return new WP_Error( + 'rest_cannot_delete', + __( 'Sorry, you are not allowed to delete this comment.' ), + array( 'status' => rest_authorization_required_code() ) + ); + } + return true; + } + + /** + * Deletes a comment. + * + * @since 4.7.0 + * + * @param WP_REST_Request $request Full details about the request. + * @return WP_REST_Response|WP_Error Response object on success, or error object on failure. + */ + public function delete_item( $request ) { + $comment = $this->get_comment( $request['id'] ); + if ( is_wp_error( $comment ) ) { + return $comment; + } + + $force = isset( $request['force'] ) ? (bool) $request['force'] : false; + + /** + * Filters whether a comment can be trashed via the REST API. + * + * Return false to disable trash support for the comment. + * + * @since 4.7.0 + * + * @param bool $supports_trash Whether the comment supports trashing. + * @param WP_Comment $comment The comment object being considered for trashing support. + */ + $supports_trash = apply_filters( 'rest_comment_trashable', ( EMPTY_TRASH_DAYS > 0 ), $comment ); + + $request->set_param( 'context', 'edit' ); + + if ( $force ) { + $previous = $this->prepare_item_for_response( $comment, $request ); + $result = wp_delete_comment( $comment->comment_ID, true ); + $response = new WP_REST_Response(); + $response->set_data( + array( + 'deleted' => true, + 'previous' => $previous->get_data(), + ) + ); + } else { + // If this type doesn't support trashing, error out. + if ( ! $supports_trash ) { + return new WP_Error( + 'rest_trash_not_supported', + /* translators: %s: force=true */ + sprintf( __( "The comment does not support trashing. Set '%s' to delete." ), 'force=true' ), + array( 'status' => 501 ) + ); + } + + if ( 'trash' === $comment->comment_approved ) { + return new WP_Error( + 'rest_already_trashed', + __( 'The comment has already been trashed.' ), + array( 'status' => 410 ) + ); + } + + $result = wp_trash_comment( $comment->comment_ID ); + $comment = get_comment( $comment->comment_ID ); + $response = $this->prepare_item_for_response( $comment, $request ); + } + + if ( ! $result ) { + return new WP_Error( + 'rest_cannot_delete', + __( 'The comment cannot be deleted.' ), + array( 'status' => 500 ) + ); + } + + /** + * Fires after a comment is deleted via the REST API. + * + * @since 4.7.0 + * + * @param WP_Comment $comment The deleted comment data. + * @param WP_REST_Response $response The response returned from the API. + * @param WP_REST_Request $request The request sent to the API. + */ + do_action( 'rest_delete_comment', $comment, $response, $request ); + + return $response; + } + + /** + * Prepares a single comment output for response. + * + * @since 4.7.0 + * @since 5.9.0 Renamed `$comment` to `$item` to match parent class for PHP 8 named parameter support. + * + * @param WP_Comment $item Comment object. + * @param WP_REST_Request $request Request object. + * @return WP_REST_Response Response object. + */ + public function prepare_item_for_response( $item, $request ) { + // Restores the more descriptive, specific name for use within this method. + $comment = $item; + + $fields = $this->get_fields_for_response( $request ); + $data = array(); + + if ( in_array( 'id', $fields, true ) ) { + $data['id'] = (int) $comment->comment_ID; + } + + if ( in_array( 'post', $fields, true ) ) { + $data['post'] = (int) $comment->comment_post_ID; + } + + if ( in_array( 'parent', $fields, true ) ) { + $data['parent'] = (int) $comment->comment_parent; + } + + if ( in_array( 'author', $fields, true ) ) { + $data['author'] = (int) $comment->user_id; + } + + if ( in_array( 'author_name', $fields, true ) ) { + $data['author_name'] = $comment->comment_author; + } + + if ( in_array( 'author_email', $fields, true ) ) { + $data['author_email'] = $comment->comment_author_email; + } + + if ( in_array( 'author_url', $fields, true ) ) { + $data['author_url'] = $comment->comment_author_url; + } + + if ( in_array( 'author_ip', $fields, true ) ) { + $data['author_ip'] = $comment->comment_author_IP; + } + + if ( in_array( 'author_user_agent', $fields, true ) ) { + $data['author_user_agent'] = $comment->comment_agent; + } + + if ( in_array( 'date', $fields, true ) ) { + $data['date'] = mysql_to_rfc3339( $comment->comment_date ); + } + + if ( in_array( 'date_gmt', $fields, true ) ) { + $data['date_gmt'] = mysql_to_rfc3339( $comment->comment_date_gmt ); + } + + if ( in_array( 'content', $fields, true ) ) { + $data['content'] = array( + /** This filter is documented in wp-includes/comment-template.php */ + 'rendered' => apply_filters( 'comment_text', $comment->comment_content, $comment ), + 'raw' => $comment->comment_content, + ); + } + + if ( in_array( 'link', $fields, true ) ) { + $data['link'] = get_comment_link( $comment ); + } + + if ( in_array( 'status', $fields, true ) ) { + $data['status'] = $this->prepare_status_response( $comment->comment_approved ); + } + + if ( in_array( 'type', $fields, true ) ) { + $data['type'] = get_comment_type( $comment->comment_ID ); + } + + if ( in_array( 'author_avatar_urls', $fields, true ) ) { + $data['author_avatar_urls'] = rest_get_avatar_urls( $comment ); + } + + if ( in_array( 'meta', $fields, true ) ) { + $data['meta'] = $this->meta->get_value( $comment->comment_ID, $request ); + } + + $context = ! empty( $request['context'] ) ? $request['context'] : 'view'; + $data = $this->add_additional_fields_to_object( $data, $request ); + $data = $this->filter_response_by_context( $data, $context ); + + // Wrap the data in a response object. + $response = rest_ensure_response( $data ); + + if ( rest_is_field_included( '_links', $fields ) || rest_is_field_included( '_embedded', $fields ) ) { + $response->add_links( $this->prepare_links( $comment ) ); + } + + /** + * Filters a comment returned from the REST API. + * + * Allows modification of the comment right before it is returned. + * + * @since 4.7.0 + * + * @param WP_REST_Response $response The response object. + * @param WP_Comment $comment The original comment object. + * @param WP_REST_Request $request Request used to generate the response. + */ + return apply_filters( 'rest_prepare_comment', $response, $comment, $request ); + } + + /** + * Prepares links for the request. + * + * @since 4.7.0 + * + * @param WP_Comment $comment Comment object. + * @return array Links for the given comment. + */ + protected function prepare_links( $comment ) { + $links = array( + 'self' => array( + 'href' => rest_url( sprintf( '%s/%s/%d', $this->namespace, $this->rest_base, $comment->comment_ID ) ), + ), + 'collection' => array( + 'href' => rest_url( sprintf( '%s/%s', $this->namespace, $this->rest_base ) ), + ), + ); + + if ( 0 !== (int) $comment->user_id ) { + $links['author'] = array( + 'href' => rest_url( 'wp/v2/users/' . $comment->user_id ), + 'embeddable' => true, + ); + } + + if ( 0 !== (int) $comment->comment_post_ID ) { + $post = get_post( $comment->comment_post_ID ); + $post_route = rest_get_route_for_post( $post ); + + if ( ! empty( $post->ID ) && $post_route ) { + $links['up'] = array( + 'href' => rest_url( $post_route ), + 'embeddable' => true, + 'post_type' => $post->post_type, + ); + } + } + + if ( 0 !== (int) $comment->comment_parent ) { + $links['in-reply-to'] = array( + 'href' => rest_url( sprintf( '%s/%s/%d', $this->namespace, $this->rest_base, $comment->comment_parent ) ), + 'embeddable' => true, + ); + } + + // Only grab one comment to verify the comment has children. + $comment_children = $comment->get_children( + array( + 'count' => true, + 'orderby' => 'none', + ) + ); + + if ( ! empty( $comment_children ) ) { + $args = array( + 'parent' => $comment->comment_ID, + ); + + $rest_url = add_query_arg( $args, rest_url( $this->namespace . '/' . $this->rest_base ) ); + + $links['children'] = array( + 'href' => $rest_url, + 'embeddable' => true, + ); + } + + return $links; + } + + /** + * Prepends internal property prefix to query parameters to match our response fields. + * + * @since 4.7.0 + * + * @param string $query_param Query parameter. + * @return string The normalized query parameter. + */ + protected function normalize_query_param( $query_param ) { + $prefix = 'comment_'; + + switch ( $query_param ) { + case 'id': + $normalized = $prefix . 'ID'; + break; + case 'post': + $normalized = $prefix . 'post_ID'; + break; + case 'parent': + $normalized = $prefix . 'parent'; + break; + case 'include': + $normalized = 'comment__in'; + break; + default: + $normalized = $prefix . $query_param; + break; + } + + return $normalized; + } + + /** + * Checks comment_approved to set comment status for single comment output. + * + * @since 4.7.0 + * + * @param string|int $comment_approved comment status. + * @return string Comment status. + */ + protected function prepare_status_response( $comment_approved ) { + + switch ( $comment_approved ) { + case 'hold': + case '0': + $status = 'hold'; + break; + + case 'approve': + case '1': + $status = 'approved'; + break; + + case 'spam': + case 'trash': + default: + $status = $comment_approved; + break; + } + + return $status; + } + + /** + * Prepares a single comment to be inserted into the database. + * + * @since 4.7.0 + * + * @param WP_REST_Request $request Request object. + * @return array|WP_Error Prepared comment, otherwise WP_Error object. + */ + protected function prepare_item_for_database( $request ) { + $prepared_comment = array(); + + /* + * Allow the comment_content to be set via the 'content' or + * the 'content.raw' properties of the Request object. + */ + if ( isset( $request['content'] ) && is_string( $request['content'] ) ) { + $prepared_comment['comment_content'] = trim( $request['content'] ); + } elseif ( isset( $request['content']['raw'] ) && is_string( $request['content']['raw'] ) ) { + $prepared_comment['comment_content'] = trim( $request['content']['raw'] ); + } + + if ( isset( $request['post'] ) ) { + $prepared_comment['comment_post_ID'] = (int) $request['post']; + } + + if ( isset( $request['parent'] ) ) { + $prepared_comment['comment_parent'] = $request['parent']; + } + + if ( isset( $request['author'] ) ) { + $user = new WP_User( $request['author'] ); + + if ( $user->exists() ) { + $prepared_comment['user_id'] = $user->ID; + $prepared_comment['comment_author'] = $user->display_name; + $prepared_comment['comment_author_email'] = $user->user_email; + $prepared_comment['comment_author_url'] = $user->user_url; + } else { + return new WP_Error( + 'rest_comment_author_invalid', + __( 'Invalid comment author ID.' ), + array( 'status' => 400 ) + ); + } + } + + if ( isset( $request['author_name'] ) ) { + $prepared_comment['comment_author'] = $request['author_name']; + } + + if ( isset( $request['author_email'] ) ) { + $prepared_comment['comment_author_email'] = $request['author_email']; + } + + if ( isset( $request['author_url'] ) ) { + $prepared_comment['comment_author_url'] = $request['author_url']; + } + + if ( isset( $request['author_ip'] ) && current_user_can( 'moderate_comments' ) ) { + $prepared_comment['comment_author_IP'] = $request['author_ip']; + } elseif ( ! empty( $_SERVER['REMOTE_ADDR'] ) && rest_is_ip_address( $_SERVER['REMOTE_ADDR'] ) ) { + $prepared_comment['comment_author_IP'] = $_SERVER['REMOTE_ADDR']; + } else { + $prepared_comment['comment_author_IP'] = '127.0.0.1'; + } + + if ( ! empty( $request['author_user_agent'] ) ) { + $prepared_comment['comment_agent'] = $request['author_user_agent']; + } elseif ( $request->get_header( 'user_agent' ) ) { + $prepared_comment['comment_agent'] = $request->get_header( 'user_agent' ); + } + + if ( ! empty( $request['date'] ) ) { + $date_data = rest_get_date_with_gmt( $request['date'] ); + + if ( ! empty( $date_data ) ) { + list( $prepared_comment['comment_date'], $prepared_comment['comment_date_gmt'] ) = $date_data; + } + } elseif ( ! empty( $request['date_gmt'] ) ) { + $date_data = rest_get_date_with_gmt( $request['date_gmt'], true ); + + if ( ! empty( $date_data ) ) { + list( $prepared_comment['comment_date'], $prepared_comment['comment_date_gmt'] ) = $date_data; + } + } + + /** + * Filters a comment added via the REST API after it is prepared for insertion into the database. + * + * Allows modification of the comment right after it is prepared for the database. + * + * @since 4.7.0 + * + * @param array $prepared_comment The prepared comment data for `wp_insert_comment`. + * @param WP_REST_Request $request The current request. + */ + return apply_filters( 'rest_preprocess_comment', $prepared_comment, $request ); + } + + /** + * Retrieves the comment's schema, conforming to JSON Schema. + * + * @since 4.7.0 + * + * @return array + */ + public function get_item_schema() { + if ( $this->schema ) { + return $this->add_additional_fields_schema( $this->schema ); + } + + $schema = array( + '$schema' => 'http://json-schema.org/draft-04/schema#', + 'title' => 'comment', + 'type' => 'object', + 'properties' => array( + 'id' => array( + 'description' => __( 'Unique identifier for the comment.' ), + 'type' => 'integer', + 'context' => array( 'view', 'edit', 'embed' ), + 'readonly' => true, + ), + 'author' => array( + 'description' => __( 'The ID of the user object, if author was a user.' ), + 'type' => 'integer', + 'context' => array( 'view', 'edit', 'embed' ), + ), + 'author_email' => array( + 'description' => __( 'Email address for the comment author.' ), + 'type' => 'string', + 'format' => 'email', + 'context' => array( 'edit' ), + 'arg_options' => array( + 'sanitize_callback' => array( $this, 'check_comment_author_email' ), + 'validate_callback' => null, // Skip built-in validation of 'email'. + ), + ), + 'author_ip' => array( + 'description' => __( 'IP address for the comment author.' ), + 'type' => 'string', + 'format' => 'ip', + 'context' => array( 'edit' ), + ), + 'author_name' => array( + 'description' => __( 'Display name for the comment author.' ), + 'type' => 'string', + 'context' => array( 'view', 'edit', 'embed' ), + 'arg_options' => array( + 'sanitize_callback' => 'sanitize_text_field', + ), + ), + 'author_url' => array( + 'description' => __( 'URL for the comment author.' ), + 'type' => 'string', + 'format' => 'uri', + 'context' => array( 'view', 'edit', 'embed' ), + ), + 'author_user_agent' => array( + 'description' => __( 'User agent for the comment author.' ), + 'type' => 'string', + 'context' => array( 'edit' ), + 'arg_options' => array( + 'sanitize_callback' => 'sanitize_text_field', + ), + ), + 'content' => array( + 'description' => __( 'The content for the comment.' ), + 'type' => 'object', + 'context' => array( 'view', 'edit', 'embed' ), + 'arg_options' => array( + 'sanitize_callback' => null, // Note: sanitization implemented in self::prepare_item_for_database(). + 'validate_callback' => null, // Note: validation implemented in self::prepare_item_for_database(). + ), + 'properties' => array( + 'raw' => array( + 'description' => __( 'Content for the comment, as it exists in the database.' ), + 'type' => 'string', + 'context' => array( 'edit' ), + ), + 'rendered' => array( + 'description' => __( 'HTML content for the comment, transformed for display.' ), + 'type' => 'string', + 'context' => array( 'view', 'edit', 'embed' ), + 'readonly' => true, + ), + ), + ), + 'date' => array( + 'description' => __( "The date the comment was published, in the site's timezone." ), + 'type' => 'string', + 'format' => 'date-time', + 'context' => array( 'view', 'edit', 'embed' ), + ), + 'date_gmt' => array( + 'description' => __( 'The date the comment was published, as GMT.' ), + 'type' => 'string', + 'format' => 'date-time', + 'context' => array( 'view', 'edit' ), + ), + 'link' => array( + 'description' => __( 'URL to the comment.' ), + 'type' => 'string', + 'format' => 'uri', + 'context' => array( 'view', 'edit', 'embed' ), + 'readonly' => true, + ), + 'parent' => array( + 'description' => __( 'The ID for the parent of the comment.' ), + 'type' => 'integer', + 'context' => array( 'view', 'edit', 'embed' ), + 'default' => 0, + ), + 'post' => array( + 'description' => __( 'The ID of the associated post object.' ), + 'type' => 'integer', + 'context' => array( 'view', 'edit' ), + 'default' => 0, + ), + 'status' => array( + 'description' => __( 'State of the comment.' ), + 'type' => 'string', + 'context' => array( 'view', 'edit' ), + 'arg_options' => array( + 'sanitize_callback' => 'sanitize_key', + ), + ), + 'type' => array( + 'description' => __( 'Type of the comment.' ), + 'type' => 'string', + 'context' => array( 'view', 'edit', 'embed' ), + 'readonly' => true, + ), + ), + ); + + if ( get_option( 'show_avatars' ) ) { + $avatar_properties = array(); + + $avatar_sizes = rest_get_avatar_sizes(); + + foreach ( $avatar_sizes as $size ) { + $avatar_properties[ $size ] = array( + /* translators: %d: Avatar image size in pixels. */ + 'description' => sprintf( __( 'Avatar URL with image size of %d pixels.' ), $size ), + 'type' => 'string', + 'format' => 'uri', + 'context' => array( 'embed', 'view', 'edit' ), + ); + } + + $schema['properties']['author_avatar_urls'] = array( + 'description' => __( 'Avatar URLs for the comment author.' ), + 'type' => 'object', + 'context' => array( 'view', 'edit', 'embed' ), + 'readonly' => true, + 'properties' => $avatar_properties, + ); + } + + $schema['properties']['meta'] = $this->meta->get_field_schema(); + + $this->schema = $schema; + + return $this->add_additional_fields_schema( $this->schema ); + } + + /** + * Retrieves the query params for collections. + * + * @since 4.7.0 + * + * @return array Comments collection parameters. + */ + public function get_collection_params() { + $query_params = parent::get_collection_params(); + + $query_params['context']['default'] = 'view'; + + $query_params['after'] = array( + 'description' => __( 'Limit response to comments published after a given ISO8601 compliant date.' ), + 'type' => 'string', + 'format' => 'date-time', + ); + + $query_params['author'] = array( + 'description' => __( 'Limit result set to comments assigned to specific user IDs. Requires authorization.' ), + 'type' => 'array', + 'items' => array( + 'type' => 'integer', + ), + ); + + $query_params['author_exclude'] = array( + 'description' => __( 'Ensure result set excludes comments assigned to specific user IDs. Requires authorization.' ), + 'type' => 'array', + 'items' => array( + 'type' => 'integer', + ), + ); + + $query_params['author_email'] = array( + 'default' => null, + 'description' => __( 'Limit result set to that from a specific author email. Requires authorization.' ), + 'format' => 'email', + 'type' => 'string', + ); + + $query_params['before'] = array( + 'description' => __( 'Limit response to comments published before a given ISO8601 compliant date.' ), + 'type' => 'string', + 'format' => 'date-time', + ); + + $query_params['exclude'] = array( + 'description' => __( 'Ensure result set excludes specific IDs.' ), + 'type' => 'array', + 'items' => array( + 'type' => 'integer', + ), + 'default' => array(), + ); + + $query_params['include'] = array( + 'description' => __( 'Limit result set to specific IDs.' ), + 'type' => 'array', + 'items' => array( + 'type' => 'integer', + ), + 'default' => array(), + ); + + $query_params['offset'] = array( + 'description' => __( 'Offset the result set by a specific number of items.' ), + 'type' => 'integer', + ); + + $query_params['order'] = array( + 'description' => __( 'Order sort attribute ascending or descending.' ), + 'type' => 'string', + 'default' => 'desc', + 'enum' => array( + 'asc', + 'desc', + ), + ); + + $query_params['orderby'] = array( + 'description' => __( 'Sort collection by comment attribute.' ), + 'type' => 'string', + 'default' => 'date_gmt', + 'enum' => array( + 'date', + 'date_gmt', + 'id', + 'include', + 'post', + 'parent', + 'type', + ), + ); + + $query_params['parent'] = array( + 'default' => array(), + 'description' => __( 'Limit result set to comments of specific parent IDs.' ), + 'type' => 'array', + 'items' => array( + 'type' => 'integer', + ), + ); + + $query_params['parent_exclude'] = array( + 'default' => array(), + 'description' => __( 'Ensure result set excludes specific parent IDs.' ), + 'type' => 'array', + 'items' => array( + 'type' => 'integer', + ), + ); + + $query_params['post'] = array( + 'default' => array(), + 'description' => __( 'Limit result set to comments assigned to specific post IDs.' ), + 'type' => 'array', + 'items' => array( + 'type' => 'integer', + ), + ); + + $query_params['status'] = array( + 'default' => 'approve', + 'description' => __( 'Limit result set to comments assigned a specific status. Requires authorization.' ), + 'sanitize_callback' => 'sanitize_key', + 'type' => 'string', + 'validate_callback' => 'rest_validate_request_arg', + ); + + $query_params['type'] = array( + 'default' => 'comment', + 'description' => __( 'Limit result set to comments assigned a specific type. Requires authorization.' ), + 'sanitize_callback' => 'sanitize_key', + 'type' => 'string', + 'validate_callback' => 'rest_validate_request_arg', + ); + + $query_params['password'] = array( + 'description' => __( 'The password for the post if it is password protected.' ), + 'type' => 'string', + ); + + /** + * Filters REST API collection parameters for the comments controller. + * + * This filter registers the collection parameter, but does not map the + * collection parameter to an internal WP_Comment_Query parameter. Use the + * `rest_comment_query` filter to set WP_Comment_Query parameters. + * + * @since 4.7.0 + * + * @param array $query_params JSON Schema-formatted collection parameters. + */ + return apply_filters( 'rest_comment_collection_params', $query_params ); + } + + /** + * Sets the comment_status of a given comment object when creating or updating a comment. + * + * @since 4.7.0 + * + * @param string|int $new_status New comment status. + * @param int $comment_id Comment ID. + * @return bool Whether the status was changed. + */ + protected function handle_status_param( $new_status, $comment_id ) { + $old_status = wp_get_comment_status( $comment_id ); + + if ( $new_status === $old_status ) { + return false; + } + + switch ( $new_status ) { + case 'approved': + case 'approve': + case '1': + $changed = wp_set_comment_status( $comment_id, 'approve' ); + break; + case 'hold': + case '0': + $changed = wp_set_comment_status( $comment_id, 'hold' ); + break; + case 'spam': + $changed = wp_spam_comment( $comment_id ); + break; + case 'unspam': + $changed = wp_unspam_comment( $comment_id ); + break; + case 'trash': + $changed = wp_trash_comment( $comment_id ); + break; + case 'untrash': + $changed = wp_untrash_comment( $comment_id ); + break; + default: + $changed = false; + break; + } + + return $changed; + } + + /** + * Checks if the post can be read. + * + * Correctly handles posts with the inherit status. + * + * @since 4.7.0 + * + * @param WP_Post $post Post object. + * @param WP_REST_Request $request Request data to check. + * @return bool Whether post can be read. + */ + protected function check_read_post_permission( $post, $request ) { + $post_type = get_post_type_object( $post->post_type ); + + // Return false if custom post type doesn't exist + if ( ! $post_type ) { + return false; + } + + $posts_controller = $post_type->get_rest_controller(); + + /* + * Ensure the posts controller is specifically a WP_REST_Posts_Controller instance + * before using methods specific to that controller. + */ + if ( ! $posts_controller instanceof WP_REST_Posts_Controller ) { + $posts_controller = new WP_REST_Posts_Controller( $post->post_type ); + } + + $has_password_filter = false; + + // Only check password if a specific post was queried for or a single comment + $requested_post = ! empty( $request['post'] ) && ( ! is_array( $request['post'] ) || 1 === count( $request['post'] ) ); + $requested_comment = ! empty( $request['id'] ); + if ( ( $requested_post || $requested_comment ) && $posts_controller->can_access_password_content( $post, $request ) ) { + add_filter( 'post_password_required', '__return_false' ); + + $has_password_filter = true; + } + + if ( post_password_required( $post ) ) { + $result = current_user_can( 'edit_post', $post->ID ); + } else { + $result = $posts_controller->check_read_permission( $post ); + } + + if ( $has_password_filter ) { + remove_filter( 'post_password_required', '__return_false' ); + } + + return $result; + } + + /** + * Checks if the comment can be read. + * + * @since 4.7.0 + * + * @param WP_Comment $comment Comment object. + * @param WP_REST_Request $request Request data to check. + * @return bool Whether the comment can be read. + */ + protected function check_read_permission( $comment, $request ) { + if ( ! empty( $comment->comment_post_ID ) ) { + $post = get_post( $comment->comment_post_ID ); + if ( $post ) { + if ( $this->check_read_post_permission( $post, $request ) && 1 === (int) $comment->comment_approved ) { + return true; + } + } + } + + if ( 0 === get_current_user_id() ) { + return false; + } + + if ( empty( $comment->comment_post_ID ) && ! current_user_can( 'moderate_comments' ) ) { + return false; + } + + if ( ! empty( $comment->user_id ) && get_current_user_id() === (int) $comment->user_id ) { + return true; + } + + return current_user_can( 'edit_comment', $comment->comment_ID ); + } + + /** + * Checks if a comment can be edited or deleted. + * + * @since 4.7.0 + * + * @param WP_Comment $comment Comment object. + * @return bool Whether the comment can be edited or deleted. + */ + protected function check_edit_permission( $comment ) { + if ( 0 === (int) get_current_user_id() ) { + return false; + } + + if ( current_user_can( 'moderate_comments' ) ) { + return true; + } + + return current_user_can( 'edit_comment', $comment->comment_ID ); + } + + /** + * Checks a comment author email for validity. + * + * Accepts either a valid email address or empty string as a valid comment + * author email address. Setting the comment author email to an empty + * string is allowed when a comment is being updated. + * + * @since 4.7.0 + * + * @param string $value Author email value submitted. + * @param WP_REST_Request $request Full details about the request. + * @param string $param The parameter name. + * @return string|WP_Error The sanitized email address, if valid, + * otherwise an error. + */ + public function check_comment_author_email( $value, $request, $param ) { + $email = (string) $value; + if ( empty( $email ) ) { + return $email; + } + + $check_email = rest_validate_request_arg( $email, $request, $param ); + if ( is_wp_error( $check_email ) ) { + return $check_email; + } + + return $email; + } + + /** + * If empty comments are not allowed, checks if the provided comment content is not empty. + * + * @since 5.6.0 + * + * @param array $prepared_comment The prepared comment data. + * @return bool True if the content is allowed, false otherwise. + */ + protected function check_is_comment_content_allowed( $prepared_comment ) { + $check = wp_parse_args( + $prepared_comment, + array( + 'comment_post_ID' => 0, + 'comment_author' => null, + 'comment_author_email' => null, + 'comment_author_url' => null, + 'comment_parent' => 0, + 'user_id' => 0, + ) + ); + + /** This filter is documented in wp-includes/comment.php */ + $allow_empty = apply_filters( 'allow_empty_comment', false, $check ); + + if ( $allow_empty ) { + return true; + } + + /* + * Do not allow a comment to be created with missing or empty + * comment_content. See wp_handle_comment_submission(). + */ + return '' !== $check['comment_content']; + } +} |