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render_block_core_pattern › WordPress Function

Since6.3.0
已弃用n/a
› render_block_core_pattern ( $attributes )
参数:
  • (array) $attributes Block attributes.
    Required: Yes
返回:
  • (string) Returns the output of the pattern.
定义在:
文档:
Change Log:
  • Backwards

Renders the `core/pattern` block on the server.



Related Functions: register_block_core_pattern, render_block_core_post_terms, render_block_core_avatar, render_block_core_post_date, render_block_core_post_content

源码 

function render_block_core_pattern( $attributes ) {
	static $seen_refs = array();

	if ( empty( $attributes['slug'] ) ) {
		return '';
	}

	$slug     = $attributes['slug'];
	$registry = WP_Block_Patterns_Registry::get_instance();

	if ( ! $registry->is_registered( $slug ) ) {
		return '';
	}

	if ( isset( $seen_refs[ $attributes['slug'] ] ) ) {
		// WP_DEBUG_DISPLAY must only be honored when WP_DEBUG. This precedent
		// is set in `wp_debug_mode()`.
		$is_debug = WP_DEBUG && WP_DEBUG_DISPLAY;

		return $is_debug ?
			// translators: Visible only in the front end, this warning takes the place of a faulty block. %s represents a pattern's slug.
			sprintf( __( '[block rendering halted for pattern "%s"]' ), $slug ) :
			'';
	}

	$pattern = $registry->get_registered( $slug );
	$content = $pattern['content'];

	// Backward compatibility for handling Block Hooks and injecting the theme attribute in the Gutenberg plugin.
	// This can be removed when the minimum supported WordPress is >= 6.4.
	if ( defined( 'IS_GUTENBERG_PLUGIN' ) && IS_GUTENBERG_PLUGIN && ! function_exists( 'traverse_and_serialize_blocks' ) ) {
		$blocks  = parse_blocks( $content );
		$content = gutenberg_serialize_blocks( $blocks );
	}

	$seen_refs[ $attributes['slug'] ] = true;

	$content = do_blocks( $content );

	global $wp_embed;
	$content = $wp_embed->autoembed( $content );

	unset( $seen_refs[ $attributes['slug'] ] );
	return $content;
}