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<?php |
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/** |
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* Block and style registration functions. |
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* |
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* @package gutenberg |
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*/ |
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|
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/** |
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* Substitutes the implementation of a core-registered block type, if exists, |
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* with the built result from the plugin. |
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*/ |
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function gutenberg_reregister_core_block_types() { |
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// Blocks directory may not exist if working from a fresh clone. |
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$blocks_dir = dirname( __FILE__ ) . '/../build/block-library/blocks/'; |
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if ( ! file_exists( $blocks_dir ) ) { |
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return; |
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} |
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|
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$block_folders = array( |
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'audio', |
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'button', |
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'buttons', |
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'classic', |
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'code', |
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'column', |
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'columns', |
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'file', |
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'gallery', |
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'group', |
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'heading', |
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'html', |
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'image', |
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'list', |
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'media-text', |
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'missing', |
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'more', |
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'navigation-link', |
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'nextpage', |
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'paragraph', |
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'preformatted', |
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'pullquote', |
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'quote', |
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'separator', |
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'social-links', |
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'spacer', |
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'subhead', |
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'table', |
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'text-columns', |
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'verse', |
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'video', |
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'widget-area', |
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); |
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|
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$block_names = array( |
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'archives.php' => 'core/archives', |
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'block.php' => 'core/block', |
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'calendar.php' => 'core/calendar', |
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'categories.php' => 'core/categories', |
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'cover.php' => 'core/cover', |
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'latest-comments.php' => 'core/latest-comments', |
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'latest-posts.php' => 'core/latest-posts', |
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'legacy-widget.php' => 'core/legacy-widget', |
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'navigation.php' => 'core/navigation', |
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'rss.php' => 'core/rss', |
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'search.php' => 'core/search', |
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'shortcode.php' => 'core/shortcode', |
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'social-link.php' => 'core/social-link', |
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'tag-cloud.php' => 'core/tag-cloud', |
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); |
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|
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if ( gutenberg_is_experiment_enabled( 'gutenberg-full-site-editing' ) ) { |
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$block_names = array_merge( |
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$block_names, |
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array( |
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'post-author.php' => 'core/post-author', |
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'post-comments.php' => 'core/post-comments', |
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'post-comments-count.php' => 'core/post-comments-count', |
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'post-comments-form.php' => 'core/post-comments-form', |
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'post-content.php' => 'core/post-content', |
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'post-date.php' => 'core/post-date', |
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'post-excerpt.php' => 'core/post-excerpt', |
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'post-featured-image.php' => 'core/post-featured-image', |
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'post-tags.php' => 'core/post-tags', |
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'post-title.php' => 'core/post-title', |
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'query.php' => 'core/query', |
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'query-loop.php' => 'core/query-loop', |
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'query-pagination.php' => 'core/query-pagination', |
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'site-title.php' => 'core/site-title', |
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'template-part.php' => 'core/template-part', |
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) |
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); |
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} |
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|
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$registry = WP_Block_Type_Registry::get_instance(); |
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|
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foreach ( $block_folders as $folder_name ) { |
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$block_json_file = $blocks_dir . '/' . $folder_name . '/block.json'; |
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if ( ! file_exists( $block_json_file ) ) { |
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return; |
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} |
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|
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// Ideally, all paths to block metadata files should be listed in |
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// WordPress core. In this place we should rather use filter |
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// to replace paths with overrides defined by the plugin. |
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$metadata = json_decode( file_get_contents( $block_json_file ), true ); |
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if ( ! is_array( $metadata ) || ! $metadata['name'] ) { |
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return false; |
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} |
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|
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if ( $registry->is_registered( $metadata['name'] ) ) { |
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$registry->unregister( $metadata['name'] ); |
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} |
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|
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register_block_type_from_metadata( $block_json_file ); |
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} |
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|
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foreach ( $block_names as $file => $block_names ) { |
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if ( ! file_exists( $blocks_dir . $file ) ) { |
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return; |
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} |
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|
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if ( is_string( $block_names ) ) { |
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if ( $registry->is_registered( $block_names ) ) { |
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$registry->unregister( $block_names ); |
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} |
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} elseif ( is_array( $block_names ) ) { |
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foreach ( $block_names as $block_name ) { |
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if ( $registry->is_registered( $block_name ) ) { |
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$registry->unregister( $block_name ); |
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} |
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} |
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} |
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|
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require $blocks_dir . $file; |
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} |
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} |
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add_action( 'init', 'gutenberg_reregister_core_block_types' ); |
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|
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/** |
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* Complements the implementation of block type `core/social-icon`, whether it |
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* be provided by core or the plugin, with derived block types for each |
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* "service" (WordPress, Twitter, etc.) supported by Social Links. |
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* |
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* This ensures backwards compatibility for any users running the Gutenberg |
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* plugin who have used Social Links prior to their conversion to block |
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* variations. |
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* |
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* This shim is INTENTIONALLY left out of core, as Social Links haven't yet |
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* landed there. |
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* |
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* @see https://github.com/WordPress/gutenberg/pull/19887 |
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*/ |
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function gutenberg_register_legacy_social_link_blocks() { |
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$services = array( |
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'amazon', |
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'bandcamp', |
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'behance', |
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'chain', |
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'codepen', |
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'deviantart', |
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'dribbble', |
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'dropbox', |
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'etsy', |
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'facebook', |
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'feed', |
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'fivehundredpx', |
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'flickr', |
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'foursquare', |
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'goodreads', |
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'google', |
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'github', |
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'instagram', |
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'lastfm', |
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'linkedin', |
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'mail', |
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'mastodon', |
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'meetup', |
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'medium', |
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'pinterest', |
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'pocket', |
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'reddit', |
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'skype', |
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'snapchat', |
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'soundcloud', |
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'spotify', |
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'tumblr', |
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'twitch', |
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'twitter', |
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'vimeo', |
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'vk', |
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'wordpress', |
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'yelp', |
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'youtube', |
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); |
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|
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foreach ( $services as $service ) { |
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register_block_type( |
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'core/social-link-' . $service, |
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array( |
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'category' => 'widgets', |
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'attributes' => array( |
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'url' => array( |
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'type' => 'string', |
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), |
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'service' => array( |
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'type' => 'string', |
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'default' => $service, |
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), |
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'label' => array( |
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'type' => 'string', |
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), |
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), |
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'render_callback' => 'gutenberg_render_block_core_social_link', |
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) |
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); |
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} |
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} |
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add_action( 'init', 'gutenberg_register_legacy_social_link_blocks' ); |
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|
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if ( ! function_exists( 'register_block_style' ) ) { |
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/** |
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* Registers a new block style. |
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* |
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* @param string $block_name Block type name including namespace. |
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* @param array $style_properties Array containing the properties of the style name, label, style (name of the stylesheet to be enqueued), inline_style (string containing the CSS to be added). |
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* |
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* @return boolean True if the block style was registered with success and false otherwise. |
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*/ |
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function register_block_style( $block_name, $style_properties ) { |
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return WP_Block_Styles_Registry::get_instance()->register( $block_name, $style_properties ); |
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} |
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} |
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|
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if ( ! function_exists( 'unregister_block_style' ) ) { |
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/** |
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* Unregisters a block style. |
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* |
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* @param string $block_name Block type name including namespace. |
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* @param array $block_style_name Block style name. |
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* |
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* @return boolean True if the block style was unregistered with success and false otherwise. |
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*/ |
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function unregister_block_style( $block_name, $block_style_name ) { |
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return WP_Block_Styles_Registry::get_instance()->unregister( $block_name, $block_style_name ); |
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} |
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} |
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|
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if ( ! has_action( 'enqueue_block_assets', 'enqueue_block_styles_assets' ) ) { |
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/** |
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* Function responsible for enqueuing the styles required for block styles functionality on the editor and on the frontend. |
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*/ |
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function gutenberg_enqueue_block_styles_assets() { |
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$block_styles = WP_Block_Styles_Registry::get_instance()->get_all_registered(); |
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|
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foreach ( $block_styles as $styles ) { |
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foreach ( $styles as $style_properties ) { |
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if ( isset( $style_properties['style_handle'] ) ) { |
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wp_enqueue_style( $style_properties['style_handle'] ); |
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} |
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if ( isset( $style_properties['inline_style'] ) ) { |
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wp_add_inline_style( 'wp-block-library', $style_properties['inline_style'] ); |
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} |
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} |
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} |
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} |
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add_action( 'enqueue_block_assets', 'gutenberg_enqueue_block_styles_assets', 30 ); |
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} |
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if ( ! has_action( 'enqueue_block_editor_assets', 'enqueue_editor_block_styles_assets' ) ) { |
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/** |
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* Function responsible for enqueuing the assets required for block styles functionality on the editor. |
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*/ |
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function gutenberg_enqueue_editor_block_styles_assets() { |
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$block_styles = WP_Block_Styles_Registry::get_instance()->get_all_registered(); |
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|
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$register_script_lines = array( '( function() {' ); |
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foreach ( $block_styles as $block_name => $styles ) { |
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foreach ( $styles as $style_properties ) { |
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$register_script_lines[] = sprintf( |
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' wp.blocks.registerBlockStyle( \'%s\', %s );', |
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$block_name, |
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wp_json_encode( |
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array( |
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'name' => $style_properties['name'], |
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'label' => $style_properties['label'], |
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) |
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) |
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); |
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} |
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} |
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$register_script_lines[] = '} )();'; |
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$inline_script = implode( "\n", $register_script_lines ); |
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|
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wp_register_script( 'wp-block-styles', false, array( 'wp-blocks' ), true, true ); |
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wp_add_inline_script( 'wp-block-styles', $inline_script ); |
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wp_enqueue_script( 'wp-block-styles' ); |
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} |
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add_action( 'enqueue_block_editor_assets', 'gutenberg_enqueue_editor_block_styles_assets' ); |
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} |
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|
