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firepot
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wp-content
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gutenberg
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blocks.php
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<?php /** * Block functions specific for the Gutenberg editor plugin. * * @package gutenberg */ /** * Substitutes the implementation of a core-registered block type, if exists, * with the built result from the plugin. */ function gutenberg_reregister_core_block_types() { // Blocks directory may not exist if working from a fresh clone. $blocks_dirs = array( __DIR__ . '/../build/block-library/blocks/' => array( 'block_folders' => array( 'audio', 'button', 'buttons', 'freeform', 'code', 'column', 'columns', 'details', 'form-input', 'form-submit-button', 'group', 'html', 'list-item', 'missing', 'more', 'nextpage', 'paragraph', 'preformatted', 'pullquote', 'quote', 'separator', 'social-links', 'spacer', 'table', 'table-of-contents', 'text-columns', 'verse', 'video', 'embed', ), 'block_names' => array( 'archives.php' => 'core/archives', 'avatar.php' => 'core/avatar', 'block.php' => 'core/block', 'button.php' => 'core/button', 'calendar.php' => 'core/calendar', 'categories.php' => 'core/categories', 'cover.php' => 'core/cover', 'comment-author-avatar.php' => 'core/comment-author-avatar', 'comment-author-name.php' => 'core/comment-author-name', 'comment-content.php' => 'core/comment-content', 'comment-date.php' => 'core/comment-date', 'comment-edit-link.php' => 'core/comment-edit-link', 'comment-reply-link.php' => 'core/comment-reply-link', 'comment-template.php' => 'core/comment-template', 'comments-pagination.php' => 'core/comments-pagination', 'comments-pagination-next.php' => 'core/comments-pagination-next', 'comments-pagination-numbers.php' => 'core/comments-pagination-numbers', 'comments-pagination-previous.php' => 'core/comments-pagination-previous', 'comments-title.php' => 'core/comments-title', 'comments.php' => 'core/comments', 'footnotes.php' => 'core/footnotes', 'file.php' => 'core/file', 'form.php' => 'core/form', 'form-input.php' => 'core/form-input', 'form-submission-notification.php' => 'core/form-submission-notification', 'home-link.php' => 'core/home-link', 'image.php' => 'core/image', 'gallery.php' => 'core/gallery', 'heading.php' => 'core/heading', 'latest-comments.php' => 'core/latest-comments', 'latest-posts.php' => 'core/latest-posts', 'list.php' => 'core/list', 'loginout.php' => 'core/loginout', 'media-text.php' => 'core/media-text', 'navigation.php' => 'core/navigation', 'navigation-link.php' => 'core/navigation-link', 'navigation-submenu.php' => 'core/navigation-submenu', 'page-list.php' => 'core/page-list', 'page-list-item.php' => 'core/page-list-item', 'pattern.php' => 'core/pattern', 'post-author.php' => 'core/post-author', 'post-author-name.php' => 'core/post-author-name', 'post-author-biography.php' => 'core/post-author-biography', 'post-comment.php' => 'core/post-comment', 'post-comments-count.php' => 'core/post-comments-count', 'post-comments-form.php' => 'core/post-comments-form', 'post-comments-link.php' => 'core/post-comments-link', 'post-content.php' => 'core/post-content', 'post-date.php' => 'core/post-date', 'post-excerpt.php' => 'core/post-excerpt', 'post-featured-image.php' => 'core/post-featured-image', 'post-navigation-link.php' => 'core/post-navigation-link', 'post-terms.php' => 'core/post-terms', 'post-time-to-read.php' => 'core/post-time-to-read', 'post-title.php' => 'core/post-title', 'query.php' => 'core/query', 'post-template.php' => 'core/post-template', 'query-no-results.php' => 'core/query-no-results', 'query-pagination.php' => 'core/query-pagination', 'query-pagination-next.php' => 'core/query-pagination-next', 'query-pagination-numbers.php' => 'core/query-pagination-numbers', 'query-pagination-previous.php' => 'core/query-pagination-previous', 'query-title.php' => 'core/query-title', 'read-more.php' => 'core/read-more', 'rss.php' => 'core/rss', 'search.php' => 'core/search', 'shortcode.php' => 'core/shortcode', 'social-link.php' => 'core/social-link', 'site-logo.php' => 'core/site-logo', 'site-tagline.php' => 'core/site-tagline', 'site-title.php' => 'core/site-title', 'tag-cloud.php' => 'core/tag-cloud', 'template-part.php' => 'core/template-part', 'term-description.php' => 'core/term-description', ), ), __DIR__ . '/../build/edit-widgets/blocks/' => array( 'block_folders' => array( 'widget-area', ), 'block_names' => array(), ), __DIR__ . '/../build/widgets/blocks/' => array( 'block_folders' => array( 'legacy-widget', 'widget-group', ), 'block_names' => array( 'legacy-widget.php' => 'core/legacy-widget', 'widget-group.php' => 'core/widget-group', ), ), ); foreach ( $blocks_dirs as $blocks_dir => $details ) { $block_folders = $details['block_folders']; $block_names = $details['block_names']; foreach ( $block_folders as $folder_name ) { $block_json_file = $blocks_dir . $folder_name . '/block.json'; // Ideally, all paths to block metadata files should be listed in // WordPress core. In this place we should rather use filter // to replace paths with overrides defined by the plugin. $metadata = json_decode( file_get_contents( $block_json_file ), true ); if ( ! is_array( $metadata ) || ! $metadata['name'] ) { continue; } gutenberg_deregister_core_block_and_assets( $metadata['name'] ); gutenberg_register_core_block_assets( $folder_name ); register_block_type_from_metadata( $block_json_file ); } foreach ( $block_names as $file => $sub_block_names ) { if ( ! file_exists( $blocks_dir . $file ) ) { continue; } $sub_block_names_normalized = is_string( $sub_block_names ) ? array( $sub_block_names ) : $sub_block_names; foreach ( $sub_block_names_normalized as $block_name ) { gutenberg_deregister_core_block_and_assets( $block_name ); gutenberg_register_core_block_assets( $block_name ); } require_once $blocks_dir . $file; } } } add_action( 'init', 'gutenberg_reregister_core_block_types' ); /** * Adds the defer loading strategy to all registered blocks. * * This function would not be part of core merge. Instead, the register_block_script_handle() function would be patched * as follows. * * ``` * --- a/wp-includes/blocks.php * +++ b/wp-includes/blocks.php * @ @ -153,7 +153,8 @ @ function register_block_script_handle( $metadata, $field_name, $index = 0 ) { * $script_handle, * $script_uri, * $script_dependencies, * - isset( $script_asset['version'] ) ? $script_asset['version'] : false * + isset( $script_asset['version'] ) ? $script_asset['version'] : false, * + array( 'strategy' => 'defer' ) * ); * if ( ! $result ) { * return false; * ``` * * @see register_block_script_handle() */ function gutenberg_defer_block_view_scripts() { $block_types = WP_Block_Type_Registry::get_instance()->get_all_registered(); foreach ( $block_types as $block_type ) { foreach ( $block_type->view_script_handles as $view_script_handle ) { wp_script_add_data( $view_script_handle, 'strategy', 'defer' ); } } } add_action( 'init', 'gutenberg_defer_block_view_scripts', 100 ); /** * Deregisters the existing core block type and its assets. * * @param string $block_name The name of the block. * * @return void */ function gutenberg_deregister_core_block_and_assets( $block_name ) { $registry = WP_Block_Type_Registry::get_instance(); if ( $registry->is_registered( $block_name ) ) { $block_type = $registry->get_registered( $block_name ); if ( ! empty( $block_type->view_script_handles ) ) { foreach ( $block_type->view_script_handles as $view_script_handle ) { if ( str_starts_with( $view_script_handle, 'wp-block-' ) ) { wp_deregister_script( $view_script_handle ); } } } $registry->unregister( $block_name ); } } /** * Registers block styles for a core block. * * @param string $block_name The block-name. * * @return void */ function gutenberg_register_core_block_assets( $block_name ) { if ( ! wp_should_load_separate_core_block_assets() ) { return; } $block_name = str_replace( 'core/', '', $block_name ); // When in production, use the plugin's version as the default asset version; // else (for development or test) default to use the current time. $default_version = defined( 'GUTENBERG_VERSION' ) && ! SCRIPT_DEBUG ? GUTENBERG_VERSION : time(); $style_path = "build/block-library/blocks/$block_name/"; $stylesheet_url = gutenberg_url( $style_path . 'style.css' ); $stylesheet_path = gutenberg_dir_path() . $style_path . ( is_rtl() ? 'style-rtl.css' : 'style.css' ); if ( file_exists( $stylesheet_path ) ) { wp_deregister_style( "wp-block-{$block_name}" ); wp_register_style( "wp-block-{$block_name}", $stylesheet_url, array(), $default_version ); wp_style_add_data( "wp-block-{$block_name}", 'rtl', 'replace' ); // Add a reference to the stylesheet's path to allow calculations for inlining styles in `wp_head`. wp_style_add_data( "wp-block-{$block_name}", 'path', $stylesheet_path ); } else { wp_register_style( "wp-block-{$block_name}", false, array() ); } /* * If the current theme supports wp-block-styles, dequeue the core styles * and enqueue the plugin ones instead. */ if ( current_theme_supports( 'wp-block-styles' ) ) { // Get the path to the block's stylesheet. $theme_style_path = is_rtl() ? "build/block-library/blocks/$block_name/theme-rtl.css" : "build/block-library/blocks/$block_name/theme.css"; // If the file exists, enqueue it. if ( file_exists( gutenberg_dir_path() . $theme_style_path ) ) { wp_deregister_style( "wp-block-{$block_name}-theme" ); wp_register_style( "wp-block-{$block_name}-theme", gutenberg_url( $theme_style_path ), array(), $default_version ); wp_style_add_data( "wp-block-{$block_name}-theme", 'path', gutenberg_dir_path() . $theme_style_path ); } } $editor_style_path = "build/block-library/blocks/$block_name/style-editor.css"; if ( file_exists( gutenberg_dir_path() . $editor_style_path ) ) { wp_deregister_style( "wp-block-{$block_name}-editor" ); wp_register_style( "wp-block-{$block_name}-editor", gutenberg_url( $editor_style_path ), array(), $default_version ); wp_style_add_data( "wp-block-{$block_name}-editor", 'rtl', 'replace' ); } else { wp_register_style( "wp-block-{$block_name}-editor", false ); } } /** * Complements the implementation of block type `core/social-icon`, whether it * be provided by core or the plugin, with derived block types for each * "service" (WordPress, Twitter, etc.) supported by Social Links. * * This ensures backwards compatibility for any users running the Gutenberg * plugin who have used Social Links prior to their conversion to block * variations. * * This shim is INTENTIONALLY left out of core, as Social Links have never * landed there. * * @see https://github.com/WordPress/gutenberg/pull/19887 */ function gutenberg_register_legacy_social_link_blocks() { $services = array( 'amazon', 'bandcamp', 'behance', 'chain', 'codepen', 'deviantart', 'dribbble', 'dropbox', 'etsy', 'facebook', 'feed', 'fivehundredpx', 'flickr', 'foursquare', 'goodreads', 'google', 'github', 'instagram', 'lastfm', 'linkedin', 'mail', 'mastodon', 'meetup', 'medium', 'pinterest', 'pocket', 'reddit', 'skype', 'snapchat', 'soundcloud', 'spotify', 'tumblr', 'twitch', 'twitter', 'vimeo', 'vk', 'wordpress', 'yelp', 'youtube', ); foreach ( $services as $service ) { register_block_type( 'core/social-link-' . $service, array( 'category' => 'widgets', 'attributes' => array( 'url' => array( 'type' => 'string', ), 'service' => array( 'type' => 'string', 'default' => $service, ), 'label' => array( 'type' => 'string', ), ), 'render_callback' => 'gutenberg_render_block_core_social_link', ) ); } } add_action( 'init', 'gutenberg_register_legacy_social_link_blocks' ); /** * Migrate the legacy `sync_status` meta key (added 16.1) to the new `wp_pattern_sync_status` meta key (16.1.1). * * This filter is INTENTIONALLY left out of core as the meta key was fist introduced to core in 6.3 as `wp_pattern_sync_status`. * see https://github.com/WordPress/gutenberg/pull/52232 * * @param mixed $value The value to return, either a single metadata value or an array of values depending on the value of $single. * @param int $object_id ID of the object metadata is for. * @param string $meta_key Metadata key. * @param bool $single Whether to return only the first value of the specified $meta_key. */ function gutenberg_legacy_wp_block_post_meta( $value, $object_id, $meta_key, $single ) { if ( 'wp_pattern_sync_status' !== $meta_key ) { return $value; } $sync_status = get_post_meta( $object_id, 'sync_status', $single ); if ( $single && 'unsynced' === $sync_status ) { return $sync_status; } elseif ( isset( $sync_status[0] ) && 'unsynced' === $sync_status[0] ) { return $sync_status; } return $value; } add_filter( 'default_post_metadata', 'gutenberg_legacy_wp_block_post_meta', 10, 4 ); /** * Strips all HTML from the content of footnotes, and sanitizes the ID. * * This function expects slashed data on the footnotes content. * * @access private * * @param string $footnotes JSON encoded string of an array containing the content and ID of each footnote. * @return string Filtered content without any HTML on the footnote content and with the sanitized id. */ function _gutenberg_filter_post_meta_footnotes( $footnotes ) { $footnotes_decoded = json_decode( $footnotes, true ); if ( ! is_array( $footnotes_decoded ) ) { return ''; } $footnotes_sanitized = array(); foreach ( $footnotes_decoded as $footnote ) { if ( ! empty( $footnote['content'] ) && ! empty( $footnote['id'] ) ) { $footnotes_sanitized[] = array( 'id' => sanitize_key( $footnote['id'] ), 'content' => wp_unslash( wp_filter_post_kses( wp_slash( $footnote['content'] ) ) ), ); } } return wp_json_encode( $footnotes_sanitized ); } /** * Adds the filters to filter footnotes meta field. * * @access private */ function _gutenberg_footnotes_kses_init_filters() { add_filter( 'sanitize_post_meta_footnotes', '_gutenberg_filter_post_meta_footnotes' ); } /** * Removes the filters that filter footnotes meta field. * * @access private */ function _gutenberg_footnotes_remove_filters() { remove_filter( 'sanitize_post_meta_footnotes', '_gutenberg_filter_post_meta_footnotes' ); } /** * Registers the filter of footnotes meta field if the user does not have unfiltered_html capability. * * @access private */ function _gutenberg_footnotes_kses_init() { if ( function_exists( '_wp_filter_post_meta_footnotes' ) ) { return; } _gutenberg_footnotes_remove_filters(); if ( ! current_user_can( 'unfiltered_html' ) ) { _gutenberg_footnotes_kses_init_filters(); } } /** * Initializes footnotes meta field filters when imported data should be filtered. * * This filter is the last being executed on force_filtered_html_on_import. * If the input of the filter is true it means we are in an import situation and should * enable kses, independently of the user capabilities. * So in that case we call _gutenberg_footnotes_kses_init_filters; * * @access private * * @param string $arg Input argument of the filter. * @return string Input argument of the filter. */ function _gutenberg_footnotes_force_filtered_html_on_import_filter( $arg ) { if ( function_exists( '_wp_filter_post_meta_footnotes' ) ) { return; } // force_filtered_html_on_import is true we need to init the global styles kses filters. if ( $arg ) { _gutenberg_footnotes_kses_init_filters(); } return $arg; } add_action( 'init', '_gutenberg_footnotes_kses_init' ); add_action( 'set_current_user', '_gutenberg_footnotes_kses_init' ); add_filter( 'force_filtered_html_on_import', '_gutenberg_footnotes_force_filtered_html_on_import_filter', 999 );