post_type ) { return ''; } if ( isset( $seen_refs[ $attributes['ref'] ] ) ) { // 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. __( '[block rendering halted]' ) : ''; } if ( 'publish' !== $reusable_block->post_status || ! empty( $reusable_block->post_password ) ) { return ''; } $seen_refs[ $attributes['ref'] ] = true; // Handle embeds for reusable blocks. global $wp_embed; $content = $wp_embed->run_shortcode( $reusable_block->post_content ); $content = $wp_embed->autoembed( $content ); // Back compat, the content attribute was previously named overrides and // had a slightly different format. For blocks that have not been migrated, // also convert the format here so that the provided `pattern/overrides` // context is correct. if ( isset( $attributes['overrides'] ) && ! isset( $attributes['content'] ) ) { $migrated_content = array(); foreach ( $attributes['overrides'] as $id => $values ) { $migrated_content[ $id ] = array( 'values' => $values, ); } $attributes['content'] = $migrated_content; } $has_pattern_overrides = isset( $attributes['content'] ); /** * We set the `pattern/overrides` context through the `render_block_context` * filter so that it is available when a pattern's inner blocks are * rendering via do_blocks given it only receives the inner content. */ if ( $has_pattern_overrides ) { $filter_block_context = static function ( $context ) use ( $attributes ) { $context['pattern/overrides'] = $attributes['content']; return $context; }; add_filter( 'render_block_context', $filter_block_context, 1 ); } $content = do_blocks( $content ); unset( $seen_refs[ $attributes['ref'] ] ); if ( $has_pattern_overrides ) { remove_filter( 'render_block_context', $filter_block_context, 1 ); } return $content; } /** * Registers the `core/block` block. */ function register_block_core_block() { register_block_type_from_metadata( __DIR__ . '/block', array( 'render_callback' => 'render_block_core_block', ) ); } add_action( 'init', 'register_block_core_block' );