| 1 |
<?php |
| 2 |
/** |
| 3 |
* Block and style registration functions. |
| 4 |
* |
| 5 |
* @package gutenberg |
| 6 |
*/ |
| 7 |
|
| 8 |
/** |
| 9 |
* Substitutes the implementation of a core-registered block type, if exists, |
| 10 |
* with the built result from the plugin. |
| 11 |
*/ |
| 12 |
function gutenberg_reregister_core_block_types() { |
| 13 |
// Blocks directory may not exist if working from a fresh clone. |
| 14 |
$blocks_dirs = array( |
| 15 |
__DIR__ . '/../build/block-library/blocks/' => array( |
| 16 |
'block_folders' => array( |
| 17 |
'audio', |
| 18 |
'button', |
| 19 |
'buttons', |
| 20 |
'freeform', |
| 21 |
'code', |
| 22 |
'column', |
| 23 |
'columns', |
| 24 |
'comments-query-loop', |
| 25 |
'cover', |
| 26 |
'group', |
| 27 |
'heading', |
| 28 |
'html', |
| 29 |
'home-link', |
| 30 |
'image', |
| 31 |
'list', |
| 32 |
'media-text', |
| 33 |
'missing', |
| 34 |
'more', |
| 35 |
'navigation-area', |
| 36 |
'navigation-link', |
| 37 |
'navigation-submenu', |
| 38 |
'nextpage', |
| 39 |
'pattern', |
| 40 |
'paragraph', |
| 41 |
'preformatted', |
| 42 |
'pullquote', |
| 43 |
'quote', |
| 44 |
'separator', |
| 45 |
'social-links', |
| 46 |
'spacer', |
| 47 |
'table', |
| 48 |
// 'table-of-contents', |
| 49 |
'text-columns', |
| 50 |
'verse', |
| 51 |
'video', |
| 52 |
'embed', |
| 53 |
), |
| 54 |
'block_names' => array( |
| 55 |
'archives.php' => 'core/archives', |
| 56 |
'avatar.php' => 'core/avatar', |
| 57 |
'block.php' => 'core/block', |
| 58 |
'calendar.php' => 'core/calendar', |
| 59 |
'categories.php' => 'core/categories', |
| 60 |
'comment-author-avatar.php' => 'core/comment-author-avatar', |
| 61 |
'comment-author-name.php' => 'core/comment-author-name', |
| 62 |
'comment-content.php' => 'core/comment-content', |
| 63 |
'comment-date.php' => 'core/comment-date', |
| 64 |
'comment-edit-link.php' => 'core/comment-edit-link', |
| 65 |
'comment-reply-link.php' => 'core/comment-reply-link', |
| 66 |
'comment-template.php' => 'core/comment-template', |
| 67 |
'comments-pagination.php' => 'core/comments-pagination', |
| 68 |
'comments-pagination-next.php' => 'core/comments-pagination-next', |
| 69 |
'comments-pagination-numbers.php' => 'core/comments-pagination-numbers', |
| 70 |
'comments-pagination-previous.php' => 'core/comments-pagination-previous', |
| 71 |
'file.php' => 'core/file', |
| 72 |
'home-link.php' => 'core/home-link', |
| 73 |
'image.php' => 'core/image', |
| 74 |
'gallery.php' => 'core/gallery', |
| 75 |
'latest-comments.php' => 'core/latest-comments', |
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'latest-posts.php' => 'core/latest-posts', |
| 77 |
'loginout.php' => 'core/loginout', |
| 78 |
'navigation.php' => 'core/navigation', |
| 79 |
'navigation-area.php' => 'core/navigation-area', |
| 80 |
'navigation-link.php' => 'core/navigation-link', |
| 81 |
'navigation-submenu.php' => 'core/navigation-submenu', |
| 82 |
'page-list.php' => 'core/page-list', |
| 83 |
'pattern.php' => 'core/pattern', |
| 84 |
'post-author.php' => 'core/post-author', |
| 85 |
'post-author-name.php' => 'core/post-author-name', |
| 86 |
'post-author-biography.php' => 'core/post-author-biography', |
| 87 |
'post-comment.php' => 'core/post-comment', |
| 88 |
'post-comments.php' => 'core/post-comments', |
| 89 |
'post-comments-count.php' => 'core/post-comments-count', |
| 90 |
'post-comments-form.php' => 'core/post-comments-form', |
| 91 |
'post-comments-link.php' => 'core/post-comments-link', |
| 92 |
'post-content.php' => 'core/post-content', |
| 93 |
'post-date.php' => 'core/post-date', |
| 94 |
'post-excerpt.php' => 'core/post-excerpt', |
| 95 |
'post-featured-image.php' => 'core/post-featured-image', |
| 96 |
'post-navigation-link.php' => 'core/post-navigation-link', |
| 97 |
'post-terms.php' => 'core/post-terms', |
| 98 |
'post-title.php' => 'core/post-title', |
| 99 |
'query.php' => 'core/query', |
| 100 |
'post-template.php' => 'core/post-template', |
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'query-no-results.php' => 'core/query-no-results', |
| 102 |
'query-pagination.php' => 'core/query-pagination', |
| 103 |
'query-pagination-next.php' => 'core/query-pagination-next', |
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'query-pagination-numbers.php' => 'core/query-pagination-numbers', |
| 105 |
'query-pagination-previous.php' => 'core/query-pagination-previous', |
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'query-title.php' => 'core/query-title', |
| 107 |
'read-more.php' => 'core/read-more', |
| 108 |
'rss.php' => 'core/rss', |
| 109 |
'search.php' => 'core/search', |
| 110 |
'shortcode.php' => 'core/shortcode', |
| 111 |
'social-link.php' => 'core/social-link', |
| 112 |
'site-logo.php' => 'core/site-logo', |
| 113 |
'site-tagline.php' => 'core/site-tagline', |
| 114 |
'site-title.php' => 'core/site-title', |
| 115 |
// 'table-of-contents.php' => 'core/table-of-contents', |
| 116 |
'tag-cloud.php' => 'core/tag-cloud', |
| 117 |
'template-part.php' => 'core/template-part', |
| 118 |
'term-description.php' => 'core/term-description', |
| 119 |
), |
| 120 |
), |
| 121 |
__DIR__ . '/../build/edit-widgets/blocks/' => array( |
| 122 |
'block_folders' => array( |
| 123 |
'widget-area', |
| 124 |
), |
| 125 |
'block_names' => array(), |
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), |
| 127 |
__DIR__ . '/../build/widgets/blocks/' => array( |
| 128 |
'block_folders' => array( |
| 129 |
'legacy-widget', |
| 130 |
'widget-group', |
| 131 |
), |
| 132 |
'block_names' => array( |
| 133 |
'legacy-widget.php' => 'core/legacy-widget', |
| 134 |
'widget-group.php' => 'core/widget-group', |
| 135 |
), |
| 136 |
), |
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); |
| 138 |
foreach ( $blocks_dirs as $blocks_dir => $details ) { |
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$block_folders = $details['block_folders']; |
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$block_names = $details['block_names']; |
| 141 |
|
| 142 |
$registry = WP_Block_Type_Registry::get_instance(); |
| 143 |
|
| 144 |
foreach ( $block_folders as $folder_name ) { |
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$block_json_file = $blocks_dir . $folder_name . '/block.json'; |
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|
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// Ideally, all paths to block metadata files should be listed in |
| 148 |
// WordPress core. In this place we should rather use filter |
| 149 |
// to replace paths with overrides defined by the plugin. |
| 150 |
$metadata = json_decode( file_get_contents( $block_json_file ), true ); |
| 151 |
if ( ! is_array( $metadata ) || ! $metadata['name'] ) { |
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return false; |
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} |
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|
| 155 |
if ( $registry->is_registered( $metadata['name'] ) ) { |
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$registry->unregister( $metadata['name'] ); |
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} |
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|
| 159 |
gutenberg_register_core_block_assets( $folder_name ); |
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register_block_type_from_metadata( $block_json_file ); |
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} |
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|
| 163 |
foreach ( $block_names as $file => $sub_block_names ) { |
| 164 |
if ( ! file_exists( $blocks_dir . $file ) ) { |
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return; |
| 166 |
} |
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|
| 168 |
$sub_block_names_normalized = is_string( $sub_block_names ) ? array( $sub_block_names ) : $sub_block_names; |
| 169 |
foreach ( $sub_block_names_normalized as $block_name ) { |
| 170 |
if ( $registry->is_registered( $block_name ) ) { |
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$registry->unregister( $block_name ); |
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} |
| 173 |
gutenberg_register_core_block_assets( $block_name ); |
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} |
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|
| 176 |
require_once $blocks_dir . $file; |
| 177 |
} |
| 178 |
} |
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} |
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|
| 181 |
add_action( 'init', 'gutenberg_reregister_core_block_types' ); |
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|
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/** |
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* Registers block styles for a core block. |
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* |
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* @param string $block_name The block-name. |
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* |
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* @return void |
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*/ |
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function gutenberg_register_core_block_assets( $block_name ) { |
| 191 |
if ( ! wp_should_load_separate_core_block_assets() ) { |
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return; |
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} |
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|
| 195 |
$block_name = str_replace( 'core/', '', $block_name ); |
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|
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// When in production, use the plugin's version as the default asset version; |
| 198 |
// else (for development or test) default to use the current time. |
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$default_version = defined( 'GUTENBERG_VERSION' ) && ! ( defined( 'SCRIPT_DEBUG' ) && SCRIPT_DEBUG ) ? GUTENBERG_VERSION : time(); |
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|
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$style_path = "build/block-library/blocks/$block_name/style.css"; |
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$editor_style_path = "build/block-library/blocks/$block_name/style-editor.css"; |
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|
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if ( file_exists( gutenberg_dir_path() . $style_path ) ) { |
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wp_deregister_style( "wp-block-{$block_name}" ); |
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wp_register_style( |
| 207 |
"wp-block-{$block_name}", |
| 208 |
gutenberg_url( $style_path ), |
| 209 |
array(), |
| 210 |
$default_version |
| 211 |
); |
| 212 |
wp_style_add_data( "wp-block-{$block_name}", 'rtl', 'replace' ); |
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|
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// Add a reference to the stylesheet's path to allow calculations for inlining styles in `wp_head`. |
| 215 |
wp_style_add_data( "wp-block-{$block_name}", 'path', gutenberg_dir_path() . $style_path ); |
| 216 |
} else { |
| 217 |
wp_register_style( "wp-block-{$block_name}", false ); |
| 218 |
} |
| 219 |
|
| 220 |
// If the current theme supports wp-block-styles, dequeue the full stylesheet |
| 221 |
// and instead attach each block's theme-styles to their block styles stylesheet. |
| 222 |
if ( current_theme_supports( 'wp-block-styles' ) ) { |
| 223 |
|
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// Dequeue the full stylesheet. |
| 225 |
// Make sure this only runs once, it doesn't need to run for every block. |
| 226 |
static $stylesheet_removed; |
| 227 |
if ( ! $stylesheet_removed ) { |
| 228 |
add_action( |
| 229 |
'wp_enqueue_scripts', |
| 230 |
function() { |
| 231 |
wp_dequeue_style( 'wp-block-library-theme' ); |
| 232 |
} |
| 233 |
); |
| 234 |
$stylesheet_removed = true; |
| 235 |
} |
| 236 |
|
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// Get the path to the block's stylesheet. |
| 238 |
$theme_style_path = is_rtl() |
| 239 |
? "build/block-library/blocks/$block_name/theme-rtl.css" |
| 240 |
: "build/block-library/blocks/$block_name/theme.css"; |
| 241 |
|
| 242 |
// If the file exists, enqueue it. |
| 243 |
if ( file_exists( gutenberg_dir_path() . $theme_style_path ) ) { |
| 244 |
|
| 245 |
if ( file_exists( gutenberg_dir_path() . $style_path ) ) { |
| 246 |
// If there is a main stylesheet for this block, append the theme styles to main styles. |
| 247 |
wp_add_inline_style( |
| 248 |
"wp-block-{$block_name}", |
| 249 |
file_get_contents( gutenberg_dir_path() . $theme_style_path ) |
| 250 |
); |
| 251 |
} else { |
| 252 |
// If there is no main stylesheet for this block, register theme style. |
| 253 |
wp_register_style( |
| 254 |
"wp-block-{$block_name}", |
| 255 |
gutenberg_url( $theme_style_path ), |
| 256 |
array(), |
| 257 |
$default_version |
| 258 |
); |
| 259 |
wp_style_add_data( "wp-block-{$block_name}", 'path', gutenberg_dir_path() . $theme_style_path ); |
| 260 |
} |
| 261 |
} |
| 262 |
} |
| 263 |
|
| 264 |
if ( file_exists( gutenberg_dir_path() . $editor_style_path ) ) { |
| 265 |
wp_deregister_style( "wp-block-{$block_name}-editor" ); |
| 266 |
wp_register_style( |
| 267 |
"wp-block-{$block_name}-editor", |
| 268 |
gutenberg_url( $editor_style_path ), |
| 269 |
array(), |
| 270 |
$default_version |
| 271 |
); |
| 272 |
wp_style_add_data( "wp-block-{$block_name}-editor", 'rtl', 'replace' ); |
| 273 |
} else { |
| 274 |
wp_register_style( "wp-block-{$block_name}-editor", false ); |
| 275 |
} |
| 276 |
} |
| 277 |
|
| 278 |
if ( ! function_exists( '_wp_normalize_relative_css_links' ) ) { |
| 279 |
/** |
| 280 |
* Make URLs relative to the WordPress installation. |
| 281 |
* |
| 282 |
* @since 5.8.2 |
| 283 |
* |
| 284 |
* @param string $css The CSS to make URLs relative to the WordPress installation. |
| 285 |
* @param string $stylesheet_url The URL to the stylesheet. |
| 286 |
* |
| 287 |
* @return string The CSS with URLs made relative to the WordPress installation. |
| 288 |
*/ |
| 289 |
function _wp_normalize_relative_css_links( $css, $stylesheet_url ) { |
| 290 |
$has_src_results = preg_match_all( '#url\s*\(\s*[\'"]?\s*([^\'"\)]+)#', $css, $src_results ); |
| 291 |
if ( $has_src_results ) { |
| 292 |
// Loop through the URLs to find relative ones. |
| 293 |
foreach ( $src_results[1] as $src_index => $src_result ) { |
| 294 |
// Skip if this is an absolute URL. |
| 295 |
if ( 0 === strpos( $src_result, 'http' ) || 0 === strpos( $src_result, '//' ) ) { |
| 296 |
continue; |
| 297 |
} |
| 298 |
|
| 299 |
// Build the absolute URL. |
| 300 |
$absolute_url = dirname( $stylesheet_url ) . '/' . $src_result; |
| 301 |
$absolute_url = str_replace( '/./', '/', $absolute_url ); |
| 302 |
// Convert to URL related to the site root. |
| 303 |
$relative_url = wp_make_link_relative( $absolute_url ); |
| 304 |
|
| 305 |
// Replace the URL in the CSS. |
| 306 |
$css = str_replace( |
| 307 |
$src_results[0][ $src_index ], |
| 308 |
str_replace( $src_result, $relative_url, $src_results[0][ $src_index ] ), |
| 309 |
$css |
| 310 |
); |
| 311 |
} |
| 312 |
} |
| 313 |
|
| 314 |
return $css; |
| 315 |
} |
| 316 |
} |
| 317 |
|
| 318 |
/** |
| 319 |
* Complements the implementation of block type `core/social-icon`, whether it |
| 320 |
* be provided by core or the plugin, with derived block types for each |
| 321 |
* "service" (WordPress, Twitter, etc.) supported by Social Links. |
| 322 |
* |
| 323 |
* This ensures backwards compatibility for any users running the Gutenberg |
| 324 |
* plugin who have used Social Links prior to their conversion to block |
| 325 |
* variations. |
| 326 |
* |
| 327 |
* This shim is INTENTIONALLY left out of core, as Social Links haven't yet |
| 328 |
* landed there. |
| 329 |
* |
| 330 |
* @see https://github.com/WordPress/gutenberg/pull/19887 |
| 331 |
*/ |
| 332 |
function gutenberg_register_legacy_social_link_blocks() { |
| 333 |
$services = array( |
| 334 |
'amazon', |
| 335 |
'bandcamp', |
| 336 |
'behance', |
| 337 |
'chain', |
| 338 |
'codepen', |
| 339 |
'deviantart', |
| 340 |
'dribbble', |
| 341 |
'dropbox', |
| 342 |
'etsy', |
| 343 |
'facebook', |
| 344 |
'feed', |
| 345 |
'fivehundredpx', |
| 346 |
'flickr', |
| 347 |
'foursquare', |
| 348 |
'goodreads', |
| 349 |
'google', |
| 350 |
'github', |
| 351 |
'instagram', |
| 352 |
'lastfm', |
| 353 |
'linkedin', |
| 354 |
'mail', |
| 355 |
'mastodon', |
| 356 |
'meetup', |
| 357 |
'medium', |
| 358 |
'pinterest', |
| 359 |
'pocket', |
| 360 |
'reddit', |
| 361 |
'skype', |
| 362 |
'snapchat', |
| 363 |
'soundcloud', |
| 364 |
'spotify', |
| 365 |
'tumblr', |
| 366 |
'twitch', |
| 367 |
'twitter', |
| 368 |
'vimeo', |
| 369 |
'vk', |
| 370 |
'wordpress', |
| 371 |
'yelp', |
| 372 |
'youtube', |
| 373 |
); |
| 374 |
|
| 375 |
foreach ( $services as $service ) { |
| 376 |
register_block_type( |
| 377 |
'core/social-link-' . $service, |
| 378 |
array( |
| 379 |
'category' => 'widgets', |
| 380 |
'attributes' => array( |
| 381 |
'url' => array( |
| 382 |
'type' => 'string', |
| 383 |
), |
| 384 |
'service' => array( |
| 385 |
'type' => 'string', |
| 386 |
'default' => $service, |
| 387 |
), |
| 388 |
'label' => array( |
| 389 |
'type' => 'string', |
| 390 |
), |
| 391 |
), |
| 392 |
'render_callback' => 'gutenberg_render_block_core_social_link', |
| 393 |
) |
| 394 |
); |
| 395 |
} |
| 396 |
} |
| 397 |
|
| 398 |
add_action( 'init', 'gutenberg_register_legacy_social_link_blocks' ); |
| 399 |
|
| 400 |
/** |
| 401 |
* Checks whether the current block type supports the feature requested. |
| 402 |
* |
| 403 |
* @param WP_Block_Type $block_type Block type to check for support. |
| 404 |
* @param array $feature Path of the feature to check support for. |
| 405 |
* @param mixed $default Fallback value for feature support, defaults to false. |
| 406 |
* |
| 407 |
* @return boolean Whether or not the feature is supported. |
| 408 |
*/ |
| 409 |
function gutenberg_block_has_support( $block_type, $feature, $default = false ) { |
| 410 |
$block_support = $default; |
| 411 |
if ( $block_type && property_exists( $block_type, 'supports' ) ) { |
| 412 |
$block_support = _wp_array_get( $block_type->supports, $feature, $default ); |
| 413 |
} |
| 414 |
|
| 415 |
return true === $block_support || is_array( $block_support ); |
| 416 |
} |
| 417 |
|
| 418 |
/** |
| 419 |
* Updates the shape of supports for declaring fontSize and lineHeight. |
| 420 |
* |
| 421 |
* @param array $metadata Metadata for registering a block type. |
| 422 |
* @return array Metadata for registering a block type with the supports shape updated. |
| 423 |
*/ |
| 424 |
function gutenberg_migrate_old_typography_shape( $metadata ) { |
| 425 |
// Temporarily disable migrations from core blocks to avoid warnings on versions older than 5.8. |
| 426 |
if ( isset( $metadata['supports'] ) && false === strpos( $metadata['file'], '/wp-includes/blocks/' ) ) { |
| 427 |
$typography_keys = array( |
| 428 |
'__experimentalFontFamily', |
| 429 |
'__experimentalFontStyle', |
| 430 |
'__experimentalFontWeight', |
| 431 |
'__experimentalLetterSpacing', |
| 432 |
'__experimentalTextDecoration', |
| 433 |
'__experimentalTextTransform', |
| 434 |
'fontSize', |
| 435 |
'lineHeight', |
| 436 |
); |
| 437 |
foreach ( $typography_keys as $typography_key ) { |
| 438 |
$support_for_key = _wp_array_get( $metadata['supports'], array( $typography_key ), null ); |
| 439 |
if ( null !== $support_for_key ) { |
| 440 |
trigger_error( |
| 441 |
/* translators: %1$s: Block type, %2$s: typography supports key e.g: fontSize, lineHeight etc... */ |
| 442 |
sprintf( __( 'Block %1$s is declaring %2$s support on block.json under supports.%2$s. %2$s support is now declared under supports.typography.%2$s.', 'gutenberg' ), $metadata['name'], $typography_key ), |
| 443 |
headers_sent() || WP_DEBUG ? E_USER_WARNING : E_USER_NOTICE |
| 444 |
); |
| 445 |
_wp_array_set( $metadata['supports'], array( 'typography', $typography_key ), $support_for_key ); |
| 446 |
unset( $metadata['supports'][ $typography_key ] ); |
| 447 |
} |
| 448 |
} |
| 449 |
} |
| 450 |
return $metadata; |
| 451 |
} |
| 452 |
|
| 453 |
if ( ! function_exists( 'wp_migrate_old_typography_shape' ) ) { |
| 454 |
add_filter( 'block_type_metadata', 'gutenberg_migrate_old_typography_shape' ); |
| 455 |
} |
| 456 |
|
| 457 |
if ( ! function_exists( 'wp_enqueue_block_style' ) ) { |
| 458 |
/** |
| 459 |
* Enqueue a stylesheet for a specific block. |
| 460 |
* |
| 461 |
* If the theme has opted-in to separate-styles loading, |
| 462 |
* then the stylesheet will be enqueued on-render, |
| 463 |
* otherwise when the block inits. |
| 464 |
* |
| 465 |
* @param string $block_name The block-name, including namespace. |
| 466 |
* @param array $args An array of arguments [handle,src,deps,ver,media]. |
| 467 |
* |
| 468 |
* @return void |
| 469 |
*/ |
| 470 |
function wp_enqueue_block_style( $block_name, $args ) { |
| 471 |
$args = wp_parse_args( |
| 472 |
$args, |
| 473 |
array( |
| 474 |
'handle' => '', |
| 475 |
'src' => '', |
| 476 |
'deps' => array(), |
| 477 |
'ver' => false, |
| 478 |
'media' => 'all', |
| 479 |
) |
| 480 |
); |
| 481 |
|
| 482 |
/** |
| 483 |
* Callback function to register and enqueue styles. |
| 484 |
* |
| 485 |
* @param string $content When the callback is used for the render_block filter, |
| 486 |
* the content needs to be returned so the function parameter |
| 487 |
* is to ensure the content exists. |
| 488 |
* @return string Block content. |
| 489 |
*/ |
| 490 |
$callback = static function( $content ) use ( $args ) { |
| 491 |
// Register the stylesheet. |
| 492 |
if ( ! empty( $args['src'] ) ) { |
| 493 |
wp_register_style( $args['handle'], $args['src'], $args['deps'], $args['ver'], $args['media'] ); |
| 494 |
} |
| 495 |
|
| 496 |
// Add `path` data if provided. |
| 497 |
if ( isset( $args['path'] ) ) { |
| 498 |
wp_style_add_data( $args['handle'], 'path', $args['path'] ); |
| 499 |
|
| 500 |
// Get the RTL file path. |
| 501 |
$rtl_file_path = str_replace( '.css', '-rtl.css', $args['path'] ); |
| 502 |
|
| 503 |
// Add RTL stylesheet. |
| 504 |
if ( file_exists( $rtl_file_path ) ) { |
| 505 |
wp_style_add_data( $args['handle'], 'rtl', 'replace' ); |
| 506 |
|
| 507 |
if ( is_rtl() ) { |
| 508 |
wp_style_add_data( $args['handle'], 'path', $rtl_file_path ); |
| 509 |
} |
| 510 |
} |
| 511 |
} |
| 512 |
|
| 513 |
// Enqueue the stylesheet. |
| 514 |
wp_enqueue_style( $args['handle'] ); |
| 515 |
|
| 516 |
return $content; |
| 517 |
}; |
| 518 |
|
| 519 |
$hook = did_action( 'wp_enqueue_scripts' ) ? 'wp_footer' : 'wp_enqueue_scripts'; |
| 520 |
if ( wp_should_load_separate_core_block_assets() ) { |
| 521 |
/** |
| 522 |
* Callback function to register and enqueue styles. |
| 523 |
* |
| 524 |
* @param string $content The block content. |
| 525 |
* @param array $block The full block, including name and attributes. |
| 526 |
* @return string Block content. |
| 527 |
*/ |
| 528 |
$callback_separate = static function( $content, $block ) use ( $block_name, $callback ) { |
| 529 |
if ( ! empty( $block['blockName'] ) && $block_name === $block['blockName'] ) { |
| 530 |
return $callback( $content ); |
| 531 |
} |
| 532 |
return $content; |
| 533 |
}; |
| 534 |
|
| 535 |
/* |
| 536 |
* The filter's callback here is an anonymous function because |
| 537 |
* using a named function in this case is not possible. |
| 538 |
* |
| 539 |
* The function cannot be unhooked, however, users are still able |
| 540 |
* to dequeue the stylesheets registered/enqueued by the callback |
| 541 |
* which is why in this case, using an anonymous function |
| 542 |
* was deemed acceptable. |
| 543 |
*/ |
| 544 |
add_filter( 'render_block', $callback_separate, 10, 2 ); |
| 545 |
return; |
| 546 |
} |
| 547 |
|
| 548 |
/* |
| 549 |
* The filter's callback here is an anonymous function because |
| 550 |
* using a named function in this case is not possible. |
| 551 |
* |
| 552 |
* The function cannot be unhooked, however, users are still able |
| 553 |
* to dequeue the stylesheets registered/enqueued by the callback |
| 554 |
* which is why in this case, using an anonymous function |
| 555 |
* was deemed acceptable. |
| 556 |
*/ |
| 557 |
add_filter( $hook, $callback ); |
| 558 |
|
| 559 |
// Enqueue assets in the editor. |
| 560 |
add_action( 'enqueue_block_assets', $callback ); |
| 561 |
} |
| 562 |
} |
| 563 |
|
| 564 |
/** |
| 565 |
* Allow multiple block styles. |
| 566 |
* |
| 567 |
* @param array $metadata Metadata for registering a block type. |
| 568 |
* |
| 569 |
* @return array |
| 570 |
*/ |
| 571 |
function gutenberg_multiple_block_styles( $metadata ) { |
| 572 |
foreach ( array( 'style', 'editorStyle' ) as $key ) { |
| 573 |
if ( ! empty( $metadata[ $key ] ) && is_array( $metadata[ $key ] ) ) { |
| 574 |
$default_style = array_shift( $metadata[ $key ] ); |
| 575 |
foreach ( $metadata[ $key ] as $handle ) { |
| 576 |
$args = array( 'handle' => $handle ); |
| 577 |
if ( 0 === strpos( $handle, 'file:' ) && isset( $metadata['file'] ) ) { |
| 578 |
$style_path = remove_block_asset_path_prefix( $handle ); |
| 579 |
$args = array( |
| 580 |
'handle' => sanitize_key( "{$metadata['name']}-{$style_path}" ), |
| 581 |
'src' => plugins_url( $style_path, $metadata['file'] ), |
| 582 |
); |
| 583 |
} |
| 584 |
|
| 585 |
wp_enqueue_block_style( $metadata['name'], $args ); |
| 586 |
} |
| 587 |
|
| 588 |
// Only return the 1st item in the array. |
| 589 |
$metadata[ $key ] = $default_style; |
| 590 |
} |
| 591 |
} |
| 592 |
return $metadata; |
| 593 |
} |
| 594 |
add_filter( 'block_type_metadata', 'gutenberg_multiple_block_styles' ); |
| 595 |
|
