_subject = $subject; $this->_matches = $matches; $this->output = $this->_map(); } /** * Substitute substring matches in subject. * * static helper function to ease use * * @param string $subject subject * @param array $matches data used for substitution * @return string */ public static function apply( $subject, $matches ) { $result = new WP_MatchesMapRegex( $subject, $matches ); return $result->output; } /** * do the actual mapping * * @return string */ private function _map() { $callback = array( $this, 'callback' ); return preg_replace_callback( $this->_pattern, $callback, $this->_subject ); } /** * preg_replace_callback hook * * @param array $matches preg_replace regexp matches * @return string */ public function callback( $matches ) { $index = (int) substr( $matches[0], 9, -1 ); return ( isset( $this->_matches[ $index ] ) ? urlencode( $this->_matches[ $index ] ) : '' ); } } namespace = 'wp/v2'; $this->rest_base = 'menu-locations'; } /** * Registers the routes for the objects of the controller. * * @since 5.9.0 * * @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(), ), 'schema' => array( $this, 'get_public_item_schema' ), ) ); register_rest_route( $this->namespace, '/' . $this->rest_base . '/(?P[\w-]+)', array( 'args' => array( 'location' => array( 'description' => __( 'An alphanumeric identifier for the menu location.' ), 'type' => 'string', ), ), 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' ) ), ), ), 'schema' => array( $this, 'get_public_item_schema' ), ) ); } /** * Checks whether a given request has permission to read menu locations. * * @since 5.9.0 * * @param WP_REST_Request $request Full details about the request. * @return true|WP_Error True if the request has read access, WP_Error object otherwise. */ public function get_items_permissions_check( $request ) { return $this->check_has_read_only_access( $request ); } /** * Retrieves all menu locations, depending on user context. * * @since 5.9.0 * * @param WP_REST_Request $request Full details about the request. * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure. */ public function get_items( $request ) { $data = array(); foreach ( get_registered_nav_menus() as $name => $description ) { $location = new stdClass(); $location->name = $name; $location->description = $description; $location = $this->prepare_item_for_response( $location, $request ); $data[ $name ] = $this->prepare_response_for_collection( $location ); } return rest_ensure_response( $data ); } /** * Checks if a given request has access to read a menu location. * * @since 5.9.0 * * @param WP_REST_Request $request Full details about the request. * @return true|WP_Error True if the request has read access for the item, WP_Error object otherwise. */ public function get_item_permissions_check( $request ) { return $this->check_has_read_only_access( $request ); } /** * Retrieves a specific menu location. * * @since 5.9.0 * * @param WP_REST_Request $request Full details about the request. * @return WP_REST_Response|WP_Error Response object on success, or WP_Error object on failure. */ public function get_item( $request ) { $registered_menus = get_registered_nav_menus(); if ( ! array_key_exists( $request['location'], $registered_menus ) ) { return new WP_Error( 'rest_menu_location_invalid', __( 'Invalid menu location.' ), array( 'status' => 404 ) ); } $location = new stdClass(); $location->name = $request['location']; $location->description = $registered_menus[ $location->name ]; $data = $this->prepare_item_for_response( $location, $request ); return rest_ensure_response( $data ); } /** * Checks whether the current user has read permission for the endpoint. * * @since 6.8.0 * * @param WP_REST_Request $request Full details about the request. * @return true|WP_Error True if the current user has permission, WP_Error object otherwise. */ protected function check_has_read_only_access( $request ) { /** This filter is documented in wp-includes/rest-api/endpoints/class-wp-rest-menu-items-controller.php */ $read_only_access = apply_filters( 'rest_menu_read_access', false, $request, $this ); if ( $read_only_access ) { return true; } if ( ! current_user_can( 'edit_theme_options' ) ) { return new WP_Error( 'rest_cannot_view', __( 'Sorry, you are not allowed to view menu locations.' ), array( 'status' => rest_authorization_required_code() ) ); } return true; } /** * Prepares a menu location object for serialization. * * @since 5.9.0 * * @param stdClass $item Post status data. * @param WP_REST_Request $request Full details about the request. * @return WP_REST_Response Menu location data. */ public function prepare_item_for_response( $item, $request ) { // Restores the more descriptive, specific name for use within this method. $location = $item; $locations = get_nav_menu_locations(); $menu = isset( $locations[ $location->name ] ) ? $locations[ $location->name ] : 0; $fields = $this->get_fields_for_response( $request ); $data = array(); if ( rest_is_field_included( 'name', $fields ) ) { $data['name'] = $location->name; } if ( rest_is_field_included( 'description', $fields ) ) { $data['description'] = $location->description; } if ( rest_is_field_included( 'menu', $fields ) ) { $data['menu'] = (int) $menu; } $context = ! empty( $request['context'] ) ? $request['context'] : 'view'; $data = $this->add_additional_fields_to_object( $data, $request ); $data = $this->filter_response_by_context( $data, $context ); $response = rest_ensure_response( $data ); if ( rest_is_field_included( '_links', $fields ) || rest_is_field_included( '_embedded', $fields ) ) { $response->add_links( $this->prepare_links( $location ) ); } /** * Filters menu location data returned from the REST API. * * @since 5.9.0 * * @param WP_REST_Response $response The response object. * @param object $location The original location object. * @param WP_REST_Request $request Request used to generate the response. */ return apply_filters( 'rest_prepare_menu_location', $response, $location, $request ); } /** * Prepares links for the request. * * @since 5.9.0 * * @param stdClass $location Menu location. * @return array Links for the given menu location. */ protected function prepare_links( $location ) { $base = sprintf( '%s/%s', $this->namespace, $this->rest_base ); // Entity meta. $links = array( 'self' => array( 'href' => rest_url( trailingslashit( $base ) . $location->name ), ), 'collection' => array( 'href' => rest_url( $base ), ), ); $locations = get_nav_menu_locations(); $menu = isset( $locations[ $location->name ] ) ? $locations[ $location->name ] : 0; if ( $menu ) { $path = rest_get_route_for_term( $menu ); if ( $path ) { $url = rest_url( $path ); $links['https://api.w.org/menu'][] = array( 'href' => $url, 'embeddable' => true, ); } } return $links; } /** * Retrieves the menu location's schema, conforming to JSON Schema. * * @since 5.9.0 * * @return array Item schema data. */ public function get_item_schema() { if ( $this->schema ) { return $this->add_additional_fields_schema( $this->schema ); } $this->schema = array( '$schema' => 'http://json-schema.org/draft-04/schema#', 'title' => 'menu-location', 'type' => 'object', 'properties' => array( 'name' => array( 'description' => __( 'The name of the menu location.' ), 'type' => 'string', 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'description' => array( 'description' => __( 'The description of the menu location.' ), 'type' => 'string', 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), 'menu' => array( 'description' => __( 'The ID of the assigned menu.' ), 'type' => 'integer', 'context' => array( 'embed', 'view', 'edit' ), 'readonly' => true, ), ), ); return $this->add_additional_fields_schema( $this->schema ); } /** * Retrieves the query params for collections. * * @since 5.9.0 * * @return array Collection parameters. */ public function get_collection_params() { return array( 'context' => $this->get_context_param( array( 'default' => 'view' ) ), ); } } $attributes['postsToShow'], 'post_status' => 'publish', 'order' => $attributes['order'], 'orderby' => $attributes['orderBy'], 'ignore_sticky_posts' => true, 'no_found_rows' => true, ); $block_core_latest_posts_excerpt_length = $attributes['excerptLength']; add_filter( 'excerpt_length', 'block_core_latest_posts_get_excerpt_length', 20 ); if ( ! empty( $attributes['categories'] ) ) { $args['category__in'] = array_column( $attributes['categories'], 'id' ); } if ( isset( $attributes['selectedAuthor'] ) ) { $args['author'] = $attributes['selectedAuthor']; } $query = new WP_Query(); $recent_posts = $query->query( $args ); if ( isset( $attributes['displayFeaturedImage'] ) && $attributes['displayFeaturedImage'] ) { update_post_thumbnail_cache( $query ); } $list_items_markup = ''; foreach ( $recent_posts as $post ) { $post_link = esc_url( get_permalink( $post ) ); $title = get_the_title( $post ); if ( ! $title ) { $title = __( '(no title)' ); } $list_items_markup .= '
  • '; if ( $attributes['displayFeaturedImage'] && has_post_thumbnail( $post ) ) { $image_style = ''; if ( isset( $attributes['featuredImageSizeWidth'] ) ) { $image_style .= sprintf( 'max-width:%spx;', $attributes['featuredImageSizeWidth'] ); } if ( isset( $attributes['featuredImageSizeHeight'] ) ) { $image_style .= sprintf( 'max-height:%spx;', $attributes['featuredImageSizeHeight'] ); } $image_classes = 'wp-block-latest-posts__featured-image'; if ( isset( $attributes['featuredImageAlign'] ) ) { $image_classes .= ' align' . $attributes['featuredImageAlign']; } $featured_image = get_the_post_thumbnail( $post, $attributes['featuredImageSizeSlug'], array( 'style' => esc_attr( $image_style ), ) ); if ( $attributes['addLinkToFeaturedImage'] ) { $featured_image = sprintf( '%3$s', esc_url( $post_link ), esc_attr( $title ), $featured_image ); } $list_items_markup .= sprintf( '
    %2$s
    ', esc_attr( $image_classes ), $featured_image ); } $list_items_markup .= sprintf( '%2$s', esc_url( $post_link ), $title ); if ( isset( $attributes['displayAuthor'] ) && $attributes['displayAuthor'] ) { $author_display_name = get_the_author_meta( 'display_name', $post->post_author ); /* translators: byline. %s: author. */ $byline = sprintf( __( 'by %s' ), $author_display_name ); if ( ! empty( $author_display_name ) ) { $list_items_markup .= sprintf( '', $byline ); } } if ( isset( $attributes['displayPostDate'] ) && $attributes['displayPostDate'] ) { $list_items_markup .= sprintf( '', esc_attr( get_the_date( 'c', $post ) ), get_the_date( '', $post ) ); } if ( isset( $attributes['displayPostContent'] ) && $attributes['displayPostContent'] && isset( $attributes['displayPostContentRadio'] ) && 'excerpt' === $attributes['displayPostContentRadio'] ) { $trimmed_excerpt = get_the_excerpt( $post ); /* * Adds a "Read more" link with screen reader text. * […] is the default excerpt ending from wp_trim_excerpt() in Core. */ if ( str_ends_with( $trimmed_excerpt, ' […]' ) ) { /** This filter is documented in wp-includes/formatting.php */ $excerpt_length = (int) apply_filters( 'excerpt_length', $block_core_latest_posts_excerpt_length ); if ( $excerpt_length <= $block_core_latest_posts_excerpt_length ) { $trimmed_excerpt = substr( $trimmed_excerpt, 0, -11 ); $trimmed_excerpt .= sprintf( /* translators: 1: A URL to a post, 2: Hidden accessibility text: Post title */ __( '… Read more: %2$s' ), esc_url( $post_link ), esc_html( $title ) ); } } if ( post_password_required( $post ) ) { $trimmed_excerpt = __( 'This content is password protected.' ); } $list_items_markup .= sprintf( '
    %1$s
    ', $trimmed_excerpt ); } if ( isset( $attributes['displayPostContent'] ) && $attributes['displayPostContent'] && isset( $attributes['displayPostContentRadio'] ) && 'full_post' === $attributes['displayPostContentRadio'] ) { $post_content = html_entity_decode( $post->post_content, ENT_QUOTES, get_option( 'blog_charset' ) ); if ( post_password_required( $post ) ) { $post_content = __( 'This content is password protected.' ); } $list_items_markup .= sprintf( '
    %1$s
    ', wp_kses_post( $post_content ) ); } $list_items_markup .= "
  • \n"; } remove_filter( 'excerpt_length', 'block_core_latest_posts_get_excerpt_length', 20 ); $classes = array( 'wp-block-latest-posts__list' ); if ( isset( $attributes['postLayout'] ) && 'grid' === $attributes['postLayout'] ) { $classes[] = 'is-grid'; } if ( isset( $attributes['columns'] ) && 'grid' === $attributes['postLayout'] ) { $classes[] = 'columns-' . $attributes['columns']; } if ( isset( $attributes['displayPostDate'] ) && $attributes['displayPostDate'] ) { $classes[] = 'has-dates'; } if ( isset( $attributes['displayAuthor'] ) && $attributes['displayAuthor'] ) { $classes[] = 'has-author'; } if ( isset( $attributes['style']['elements']['link']['color']['text'] ) ) { $classes[] = 'has-link-color'; } $wrapper_attributes = get_block_wrapper_attributes( array( 'class' => implode( ' ', $classes ) ) ); return sprintf( '', $wrapper_attributes, $list_items_markup ); } /** * Registers the `core/latest-posts` block on server. * * @since 5.0.0 */ function register_block_core_latest_posts() { register_block_type_from_metadata( __DIR__ . '/latest-posts', array( 'render_callback' => 'render_block_core_latest_posts', ) ); } add_action( 'init', 'register_block_core_latest_posts' ); /** * Handles outdated versions of the `core/latest-posts` block by converting * attribute `categories` from a numeric string to an array with key `id`. * * This is done to accommodate the changes introduced in #20781 that sought to * add support for multiple categories to the block. However, given that this * block is dynamic, the usual provisions for block migration are insufficient, * as they only act when a block is loaded in the editor. * * TODO: Remove when and if the bottom client-side deprecation for this block * is removed. * * @since 5.5.0 * * @param array $block A single parsed block object. * * @return array The migrated block object. */ function block_core_latest_posts_migrate_categories( $block ) { if ( 'core/latest-posts' === $block['blockName'] && ! empty( $block['attrs']['categories'] ) && is_string( $block['attrs']['categories'] ) ) { $block['attrs']['categories'] = array( array( 'id' => absint( $block['attrs']['categories'] ) ), ); } return $block; } add_filter( 'render_block_data', 'block_core_latest_posts_migrate_categories' ); My Blog – My WordPress Blog

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