name = ''; // Set the correct layout type for blocks using legacy content width. if ( isset( $used_layout['inherit'] ) && $used_layout['inherit'] || isset( $used_layout['contentSize'] ) && $used_layout['contentSize'] ) { $used_layout['type'] = 'constrained'; } $root_padding_aware_alignments = _wp_array_get( $global_settings, array( 'useRootPaddingAwareAlignments' ), false ); if ( $root_padding_aware_alignments && isset( $used_layout['type'] ) && 'constrained' === $used_layout['type'] ) { $class_names[] = 'has-global-padding'; } /* * The following section was added to reintroduce a small set of layout classnames that were * removed in the 5.9 release (https://github.com/WordPress/gutenberg/issues/38719). It is * not intended to provide an extended set of classes to match all block layout attributes * here. */ if ( ! empty( $block['attrs']['layout']['orientation'] ) ) { $class_names[] = 'is-' . sanitize_title( $block['attrs']['layout']['orientation'] ); } if ( ! empty( $block['attrs']['layout']['justifyContent'] ) ) { $class_names[] = 'is-content-justification-' . sanitize_title( $block['attrs']['layout']['justifyContent'] ); } if ( ! empty( $block['attrs']['layout']['flexWrap'] ) && 'nowrap' === $block['attrs']['layout']['flexWrap'] ) { $class_names[] = 'is-nowrap'; } // Get classname for layout type. if ( isset( $used_layout['type'] ) ) { $layout_classname = _wp_array_get( $layout_definitions, array( $used_layout['type'], 'className' ), '' ); } else { $layout_classname = _wp_array_get( $layout_definitions, array( 'default', 'className' ), '' ); } if ( $layout_classname && is_string( $layout_classname ) ) { $class_names[] = sanitize_title( $layout_classname ); } /* * Only generate Layout styles if the theme has not opted-out. * Attribute-based Layout classnames are output in all cases. */ if ( ! current_theme_supports( 'disable-layout-styles' ) ) { $gap_value = _wp_array_get( $block, array( 'attrs', 'style', 'spacing', 'blockGap' ) ); /* * Skip if gap value contains unsupported characters. * Regex for CSS value borrowed from `safecss_filter_attr`, and used here * to only match against the value, not the CSS attribute. */ if ( is_array( $gap_value ) ) { foreach ( $gap_value as $key => $value ) { $gap_value[ $key ] = $value && preg_match( '%[\\\(&=}]|/\*%', $value ) ? null : $value; } } else { $gap_value = $gap_value && preg_match( '%[\\\(&=}]|/\*%', $gap_value ) ? null : $gap_value; } $fallback_gap_value = _wp_array_get( $block_type->supports, array( 'spacing', 'blockGap', '__experimentalDefault' ), '0.5em' ); $block_spacing = _wp_array_get( $block, array( 'attrs', 'style', 'spacing' ), null ); /* * If a block's block.json skips serialization for spacing or spacing.blockGap, * don't apply the user-defined value to the styles. */ $should_skip_gap_serialization = wp_should_skip_block_supports_serialization( $block_type, 'spacing', 'blockGap' ); $block_gap = _wp_array_get( $global_settings, array( 'spacing', 'blockGap' ), null ); $has_block_gap_support = isset( $block_gap ); $style = wp_get_layout_style( ".$container_class.$container_class", $used_layout, $has_block_gap_support, $gap_value, $should_skip_gap_serialization, $fallback_gap_value, $block_spacing ); // Only add container class and enqueue block support styles if unique styles were generated. if ( ! empty( $style ) ) { $class_names[] = $container_class; } } // Add combined layout and block classname for global styles to hook onto. $block_name = explode( '/', $block['blockName'] ); $class_names[] = 'wp-block-' . end( $block_name ) . '-' . $layout_classname; $content_with_outer_classnames = ''; if ( ! empty( $outer_class_names ) ) { $content_with_outer_classnames = new WP_HTML_Tag_Processor( $block_content ); $content_with_outer_classnames->next_tag(); foreach ( $outer_class_names as $outer_class_name ) { $content_with_outer_classnames->add_class( $outer_class_name ); } $content_with_outer_classnames = (string) $content_with_outer_classnames; } /** * The first chunk of innerContent contains the block markup up until the inner blocks start. * This targets the opening tag of the inner blocks wrapper, which is the last tag in that chunk. */ $inner_content_classnames = ''; if ( isset( $block['innerContent'][0] ) && 'string' === gettype( $block['innerContent'][0] ) && count( $block['innerContent'] ) > 1 ) { $tags = new WP_HTML_Tag_Processor( $block['innerContent'][0] ); $last_classnames = ''; while ( $tags->next_tag() ) { $last_classnames = $tags->get_attribute( 'class' ); } $inner_content_classnames = (string) $last_classnames; } $content = $content_with_outer_classnames ? new WP_HTML_Tag_Processor( $content_with_outer_classnames ) : new WP_HTML_Tag_Processor( $block_content ); if ( $inner_content_classnames ) { $content->next_tag( array( 'class_name' => $inner_content_classnames ) ); foreach ( $class_names as $class_name ) { $content->add_class( $class_name ); } } else { $content->next_tag(); foreach ( $class_names as $class_name ) { $content->add_class( $class_name ); } } return (string) $content; } // Register the block support. WP_Block_Supports::get_instance()->register( 'layout', array( 'register_attribute' => 'wp_register_layout_support', ) ); add_filter( 'render_block', 'wp_render_layout_support_flag', 10, 2 ); /** * For themes without theme.json file, make sure * to restore the inner div for the group block * to avoid breaking styles relying on that div. * * @since 5.8.0 * @access private * * @param string $block_content Rendered block content. * @param array $block Block object. * @return string Filtered block content. */ function wp_restore_group_inner_container( $block_content, $block ) { $tag_name = isset( $block['attrs']['tagName'] ) ? $block['attrs']['tagName'] : 'div'; $group_with_inner_container_regex = sprintf( '/(^\s*<%1$s\b[^>]*wp-block-group(\s|")[^>]*>)(\s*