WP_Widget_Block::get_dynamic_classname( string $content ): string

Source

private function get_dynamic_classname( $content ) {
	$blocks = parse_blocks( $content );

	$block_name = isset( $blocks[0] ) ? $blocks[0]['blockName'] : null;

	switch ( $block_name ) {
		case 'core/paragraph':
			$classname = 'widget_block widget_text';
			break;
		case 'core/calendar':
			$classname = 'widget_block widget_calendar';
			break;
		case 'core/search':
			$classname = 'widget_block widget_search';
			break;
		case 'core/html':
			$classname = 'widget_block widget_custom_html';
			break;
		case 'core/archives':
			$classname = 'widget_block widget_archive';
			break;
		case 'core/latest-posts':
			$classname = 'widget_block widget_recent_entries';
			break;
		case 'core/latest-comments':
			$classname = 'widget_block widget_recent_comments';
			break;
		case 'core/tag-cloud':
			$classname = 'widget_block widget_tag_cloud';
			break;
		case 'core/categories':
			$classname = 'widget_block widget_categories';
			break;
		case 'core/audio':
			$classname = 'widget_block widget_media_audio';
			break;
		case 'core/video':
			$classname = 'widget_block widget_media_video';
			break;
		case 'core/image':
			$classname = 'widget_block widget_media_image';
			break;
		case 'core/gallery':
			$classname = 'widget_block widget_media_gallery';
			break;
		case 'core/rss':
			$classname = 'widget_block widget_rss';
			break;
		default:
			$classname = 'widget_block';
	}

	/**
	 * The classname used in the block widget's container HTML.
	 *
	 * This can be set according to the name of the block contained by the block widget.
	 *
	 * @since 5.8.0
	 *
	 * @param string $classname  The classname to be used in the block widget's container HTML,
	 *                           e.g. 'widget_block widget_text'.
	 * @param string $block_name The name of the block contained by the block widget,
	 *                           e.g. 'core/paragraph'.
	 */
	return apply_filters( 'widget_block_dynamic_classname', $classname, $block_name );
}

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