/
class-wp-rest-comments-controller.php
1642 lines (1409 loc) · 52.7 KB
/
class-wp-rest-comments-controller.php
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<?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
* @access protected
* @var WP_REST_Comment_Meta_Fields
*/
protected $meta;
/**
* Constructor.
*
* @since 4.7.0
* @access public
*/
public function __construct() {
$this->namespace = 'wp/v2';
$this->rest_base = 'comments';
$this->meta = new WP_REST_Comment_Meta_Fields();
}
/**
* Registers the routes for the objects of the controller.
*
* @since 4.7.0
* @access public
*/
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 object.' ),
'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 post if it 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 post if it 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
* @access public
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|bool 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', 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
* @access public
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|WP_REST_Response 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['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 arguments, before passing to WP_Comment_Query, 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 current 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;
$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( $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
* @access public
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|bool 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
* @access public
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|WP_REST_Response 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
* @access public
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|bool 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 ) );
}
/**
* Filter whether comments can be created 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
* @access public
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|WP_REST_Response 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'] = '';
/*
* Do not allow a comment to be created with missing or empty
* comment_content. See wp_handle_comment_submission().
*/
if ( empty( $prepared_comment['comment_content'] ) ) {
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 shortcircuit insertion and allow
* skipping further processing.
*
* @since 4.7.0
* @since 4.8.0 $prepared_comment can now be a WP_Error to shortcircuit 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 );
$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
* @access public
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|bool 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
* @access public
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|WP_REST_Response 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 ) );
if ( false === $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' );
$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
* @access public
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|bool 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
* @access public
*
* @param WP_REST_Request $request Full details about the request.
* @return WP_Error|WP_REST_Response 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.
*
* Return false to disable trash support for the post.
*
* @since 4.7.0
*
* @param bool $supports_trash Whether the post type support trashing.
* @param WP_Post $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', __( 'The comment does not support trashing. Set force=true to delete.' ), 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
* @access public
*
* @param WP_Comment $comment Comment object.
* @param WP_REST_Request $request Request object.
* @return WP_REST_Response Response object.
*/
public function prepare_item_for_response( $comment, $request ) {
$data = array(
'id' => (int) $comment->comment_ID,
'post' => (int) $comment->comment_post_ID,
'parent' => (int) $comment->comment_parent,
'author' => (int) $comment->user_id,
'author_name' => $comment->comment_author,
'author_email' => $comment->comment_author_email,
'author_url' => $comment->comment_author_url,
'author_ip' => $comment->comment_author_IP,
'author_user_agent' => $comment->comment_agent,
'date' => mysql_to_rfc3339( $comment->comment_date ),
'date_gmt' => mysql_to_rfc3339( $comment->comment_date_gmt ),
'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,
),
'link' => get_comment_link( $comment ),
'status' => $this->prepare_status_response( $comment->comment_approved ),
'type' => get_comment_type( $comment->comment_ID ),
);
$schema = $this->get_item_schema();
if ( ! empty( $schema['properties']['author_avatar_urls'] ) ) {
$data['author_avatar_urls'] = rest_get_avatar_urls( $comment->comment_author_email );
}
if ( ! empty( $schema['properties']['meta'] ) ) {
$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 );
$response->add_links( $this->prepare_links( $comment ) );
/**
* Filters a comment returned from the 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
* @access protected
*
* @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 );
if ( ! empty( $post->ID ) ) {
$obj = get_post_type_object( $post->post_type );
$base = ! empty( $obj->rest_base ) ? $obj->rest_base : $obj->name;
$links['up'] = array(
'href' => rest_url( 'wp/v2/' . $base . '/' . $comment->comment_post_ID ),
'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(
'number' => 1,
'count' => true
) );
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,
);
}
return $links;
}
/**
* Prepends internal property prefix to query parameters to match our response fields.
*
* @since 4.7.0
* @access protected
*
* @param string $query_param Query parameter.
* @return string The normalized query parameter.
*/
protected function normalize_query_param( $query_param ) {