/** * 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[\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 = (int) 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, array() ), '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']; } } Aktuelle_Tipps_und_chicken_road_spiel_für_vorsichtige_Geflügel-Fans - Eluxhire

Eluxhire

Aktuelle_Tipps_und_chicken_road_spiel_für_vorsichtige_Geflügel-Fans

Aktuelle Tipps und chicken road spiel für vorsichtige Geflügel-Fans

Die digitale Welt bietet eine beeindruckende Vielfalt an Spielen für alle Altersgruppen, und unter diesen sticht das einfache, aber fesselnde Konzept des „chicken road spiel“ hervor. Es ist ein Spiel, das auf schnelle Reflexe und strategisches Timing setzt, während man versucht, ein Huhn sicher über eine vielbefahrene Straße zu führen. Die Herausforderung besteht darin, die richtigen Momente zwischen dem vorbeifahrenden Verkehr zu erkennen und zu nutzen, um das Huhn erfolgreich ans andere Ufer zu bringen. Es ist ein Spiel, das süchtig macht und gleichzeitig die Konzentration fördert.

Die Popularität dieses Spiels liegt in seiner Zugänglichkeit und dem unmittelbaren Spielspaß. Es erfordert keine komplizierten Steuerungselemente oder langwierige Tutorials. Man beginnt sofort mit dem Spiel und wird direkt mit der Herausforderung konfrontiert, das kleine Huhn vor dem heranrasenden Verkehr zu retten. Der Nervenkitzel, das Huhn knapp an den Autos vorbeizumanövrieren, und die Freude, wenn es sicher auf der anderen Straßenseite ankommt, machen das Spiel zu einem beliebten Zeitvertreib für viele.

Die Grundlagen des erfolgreichen Hühner-Überquerens

Um im „chicken road spiel“ erfolgreich zu sein, bedarf es mehr als nur Glück. Es erfordert ein gutes Verständnis des Verkehrsverhaltens und die Fähigkeit, Muster zu erkennen. Die Geschwindigkeit der Autos variiert, und es gibt oft Momente, in denen die Straße scheinbar frei ist, aber kurz darauf ein Fahrzeug auftaucht. Daher ist es entscheidend, nicht zu überstürzt zu handeln und die Situation genau zu beobachten, bevor man das Huhn ins Risiko schickt. Geduld und vorausschauendes Denken sind hier Schlüsselfaktoren. Ein weiterer wichtiger Aspekt ist das Timing. Man muss den richtigen Moment abpassen, um das Huhn zwischen zwei Autos hindurchzulassen, ohne dass es von einem erfasst wird.

Strategien für Fortgeschrittene

Fortgeschrittene Spieler entwickeln oft ausgefeiltere Strategien, um ihre Erfolgschancen zu erhöhen. Anstatt einfach auf Lücken im Verkehr zu warten, versuchen sie, das Verhalten der Autos vorherzusagen und ihre Bewegungen zu antizipieren. Sie können beispielsweise darauf achten, ob ein Auto beschleunigt oder abbremst, um daraus Rückschlüsse auf seine zukünftige Position zu ziehen. Es ist auch hilfreich, sich auf das Verhalten bestimmter Fahrzeugtypen zu konzentrieren. Lastwagen sind in der Regel langsamer und vorhersehbarer als Sportwagen, während Motorräder oft schneller und wendiger sind. Diese Beobachtungen können einem helfen, bessere Entscheidungen zu treffen und das Huhn sicherer über die Straße zu führen.

Fahrzeugtyp Geschwindigkeit Vorhersagbarkeit
Lastwagen Langsam Hoch
PKW Mittel Mittel
Sportwagen Schnell Niedrig
Motorrad Sehr schnell Niedrig

Die obenstehende Tabelle veranschaulicht die unterschiedlichen Eigenschaften der Fahrzeuge, die beim Spielen berücksichtigt werden können. Das Verständnis dieser Unterschiede kann die Entscheidungsfindung erheblich verbessern und die Überlebenschancen des Huhns erhöhen.

Die Bedeutung von Konzentration und Reaktionszeit

Das „chicken road spiel“ ist ein Spiel, das sowohl Konzentration als auch schnelle Reaktionszeiten erfordert. Man muss sich voll und ganz auf das Spielgeschehen konzentrieren und gleichzeitig bereit sein, blitzschnell zu reagieren, wenn sich die Situation ändert. Ablenkungen können fatale Folgen haben, da ein kurzer Moment der Unaufmerksamkeit dazu führen kann, dass das Huhn von einem Auto erfasst wird. Daher ist es wichtig, in einer ruhigen Umgebung zu spielen und sich nicht durch andere Dinge ablenken zu lassen. Die Reaktionszeit ist ebenfalls entscheidend. Man muss in der Lage sein, schnell zu entscheiden, wann man das Huhn bewegt, und die entsprechenden Eingaben zu tätigen, bevor das Auto zu nahe kommt.

Übungen zur Verbesserung der Reaktionszeit

Die Reaktionszeit kann durch regelmäßiges Üben verbessert werden. Es gibt eine Vielzahl von Online-Spielen und -Übungen, die speziell darauf ausgelegt sind, die Reaktionsgeschwindigkeit zu trainieren. Diese Übungen beinhalten oft das schnelle Erkennen von Reizen und das Auslösen von entsprechenden Reaktionen. Auch das Spielen von anderen Actionspielen oder Geschicklichkeitsspielen kann dazu beitragen, die Reaktionszeit zu verbessern. Darüber hinaus ist es wichtig, ausreichend zu schlafen und sich gesund zu ernähren, da dies sich positiv auf die kognitiven Fähigkeiten und die Reaktionszeit auswirkt.

  • Regelmäßiges Üben von Reaktionsspielen
  • Ausreichend Schlaf
  • Gesunde Ernährung
  • Konzentration auf das Spielgeschehen
  • Minimierung von Ablenkungen

Die Kombination dieser Faktoren kann die Leistung im „chicken road spiel“ erheblich verbessern und die Erfolgschancen erhöhen.

Die Psychologie hinter dem Spielspaß

Warum macht das „chicken road spiel“ so viel Spaß? Ein Teil der Erklärung liegt in der psychologischen Befriedigung, die man empfindet, wenn man eine schwierige Herausforderung meistert. Das Gefühl, das Huhn erfolgreich über die Straße zu führen, ohne dass es von einem Auto erfasst wird, löst ein Gefühl von Erleichterung und Freude aus. Darüber hinaus spielt der Nervenkitzel eine wichtige Rolle. Die ständige Gefahr, dass das Huhn von einem Auto erfasst werden könnte, erzeugt eine Spannung, die das Spiel fesselnd macht. Das Spiel bietet auch eine Form von Flow-Erlebnis, bei dem man sich voll und ganz in die Aufgabe versenkt und die Zeit vergisst.

Der Reiz der Einfachheit

Ein weiterer Faktor, der zum Erfolg des Spiels beiträgt, ist seine Einfachheit. Es erfordert keine komplexen Regeln oder Strategien, was es für Spieler jeden Alters und jeder Fähigkeitsstufe zugänglich macht. Die einfache Steuerung und das intuitive Gameplay ermöglichen es, sofort ins Spiel einzusteigen und den Spaß zu genießen. Im Gegensatz zu vielen modernen Videospielen, die oft mit komplexen Mechaniken und langen Tutorials überfrachtet sind, bietet das „chicken road spiel“ eine erfrischend unkomplizierte Spielerfahrung. Diese Einfachheit macht es zu einem idealen Zeitvertreib für kurze Pausen oder wenn man sich einfach nur entspannen und Spaß haben möchte.

  1. Einfache Steuerung
  2. Intuitives Gameplay
  3. Keine komplexen Regeln
  4. Zugänglichkeit für alle Altersgruppen
  5. Ideal für kurze Pausen

Die Kombination dieser Faktoren macht das „chicken road spiel“ zu einem unterhaltsamen und befriedigenden Spielerlebnis.

Variationen und Weiterentwicklungen des Spiels

Obwohl das Grundkonzept des „chicken road spiel“ einfach ist, gibt es eine Vielzahl von Variationen und Weiterentwicklungen, die das Spielerlebnis noch interessanter gestalten. Einige Versionen des Spiels bieten verschiedene Schwierigkeitsgrade, bei denen die Geschwindigkeit der Autos erhöht oder die Anzahl der Fahrspuren vergrößert wird. Andere Versionen fügen neue Elemente hinzu, wie z.B. Power-Ups, die das Huhn vorübergehend unverwundbar machen oder ihm ermöglichen, schneller zu rennen. Es gibt auch Versionen, in denen man nicht nur ein Huhn, sondern mehrere Hühner gleichzeitig über die Straße führen muss, was die Herausforderung erheblich erhöht. Die kreativen Köpfe der Spielebranche erschaffen stetig neue und aufregende Versionen, die das Spiel immer wieder neu erfinden.

Die Weiterentwicklung des Spiels zeigt, wie aus einem einfachen Konzept eine ganze Palette an unterhaltsamen und herausfordernden Spielerfahrungen entstehen kann. Durch die Integration neuer Elemente und Mechaniken wird das Spiel immer wieder neu belebt und bleibt für Spieler attraktiv.

Die Zukunft des virtuellen Hühner-Überquerens und darüber hinaus

Die anhaltende Beliebtheit des „chicken road spiel“ deutet darauf hin, dass es auch in Zukunft eine feste Größe in der Welt der mobilen Spiele bleiben wird. Die einfache Zugänglichkeit und der unmittelbare Spielspaß machen es zu einem idealen Zeitvertreib für Menschen jeden Alters. Darüber hinaus bieten die Möglichkeiten der virtuellen und erweiterten Realität spannende neue Perspektiven für die Weiterentwicklung des Spiels. Man könnte sich beispielsweise vorstellen, das Huhn in einer virtuellen Umgebung zu steuern und die Straße aus der Egoperspektive zu erleben. Oder man könnte das Spiel mit der realen Umgebung verbinden, indem man das Smartphone oder Tablet als eine Art Fenster zur Straße benutzt und das Huhn virtuell über die reale Fahrbahn laufen lässt. Die Möglichkeiten sind nahezu unbegrenzt.

Die Integration neuer Technologien und die Kreativität der Spieledesigner werden zweifellos zu weiteren Innovationen und Weiterentwicklungen führen, die das „chicken road spiel“ auch in Zukunft zu einem beliebten und unterhaltsamen Spielerlebnis machen werden. Das Konzept des einfachen, aber fesselnden Spiels wird wahrscheinlich auch in anderen Bereichen Anwendung finden und zu neuen, überraschenden Spielerfahrungen führen.