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<?php |
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/** |
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* Server-side rendering of the `core/pattern` block. |
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* |
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* @package WordPress |
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*/ |
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|
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/** |
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* Registers the `core/pattern` block on the server. |
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*/ |
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function gutenberg_register_block_core_pattern() { |
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register_block_type_from_metadata( |
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__DIR__ . '/pattern', |
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array( |
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'render_callback' => 'gutenberg_render_block_core_pattern', |
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) |
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); |
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} |
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|
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/** |
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* Renders the `core/pattern` block on the server. |
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* |
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* @since 6.3.0 Backwards compatibility: blocks with no `syncStatus` attribute do not receive block wrapper. |
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* |
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* @param array $attributes Block attributes. |
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* |
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* @return string Returns the output of the pattern. |
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*/ |
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function gutenberg_render_block_core_pattern( $attributes ) { |
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if ( empty( $attributes['slug'] ) ) { |
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return ''; |
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} |
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|
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$slug = $attributes['slug']; |
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$registry = WP_Block_Patterns_Registry::get_instance(); |
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|
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if ( ! $registry->is_registered( $slug ) ) { |
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return ''; |
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} |
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|
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$pattern = $registry->get_registered( $slug ); |
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$content = $pattern['content']; |
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|
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// Backward compatibility for handling Block Hooks and injecting the theme attribute in the Gutenberg plugin. |
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// This can be removed when the minimum supported WordPress is >= 6.4. |
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if ( defined( 'IS_GUTENBERG_PLUGIN' ) && IS_GUTENBERG_PLUGIN && ! function_exists( 'traverse_and_serialize_blocks' ) ) { |
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$blocks = parse_blocks( $content ); |
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$content = gutenberg_serialize_blocks( $blocks ); |
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} |
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|
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return do_blocks( $content ); |
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} |
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|
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add_action( 'init', 'gutenberg_register_block_core_pattern', 20 ); |
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|
