supports, array( '__experimentalLayout' ), false );
}
if ( $support_layout ) {
if ( ! $block_type->attributes ) {
$block_type->attributes = array();
}
if ( ! array_key_exists( 'layout', $block_type->attributes ) ) {
$block_type->attributes['layout'] = array(
'type' => 'object',
);
}
}
}
/**
* Renders the layout config to the block wrapper.
*
* @param string $block_content Rendered block content.
* @param array $block Block object.
* @return string Filtered block content.
*/
function gutenberg_render_layout_support_flag( $block_content, $block ) {
$block_type = WP_Block_Type_Registry::get_instance()->get_registered( $block['blockName'] );
$support_layout = false;
if ( $block_type && property_exists( $block_type, 'supports' ) ) {
$support_layout = _wp_array_get( $block_type->supports, array( '__experimentalLayout' ), false );
}
if ( ! $support_layout || ! isset( $block['attrs']['layout'] ) ) {
return $block_content;
}
$used_layout = $block['attrs']['layout'];
if ( isset( $used_layout['inherit'] ) && $used_layout['inherit'] ) {
$tree = WP_Theme_JSON_Resolver::get_merged_data( array(), 'theme' );
$default_layout = _wp_array_get( $tree->get_settings(), array( 'defaults', 'layout' ) );
if ( ! $default_layout ) {
return $block_content;
}
$used_layout = $default_layout;
}
$id = uniqid();
$content_size = isset( $used_layout['contentSize'] ) ? $used_layout['contentSize'] : null;
$wide_size = isset( $used_layout['wideSize'] ) ? $used_layout['wideSize'] : null;
$style = '';
if ( $content_size || $wide_size ) {
ob_start();
?>
> * {
max-width: ;
margin-left: auto;
margin-right: auto;
}
> .alignwide {
max-width: ;
}
.alignfull {
max-width: none;
}
.alignleft {
float: left;
margin-right: 2em;
}
.alignright {
float: right;
margin-left: 2em;
}
' . $style . '';
}
// Register the block support.
WP_Block_Supports::get_instance()->register(
'layout',
array(
'register_attribute' => 'gutenberg_register_layout_support',
)
);
add_filter( 'render_block', 'gutenberg_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.
*
* @param string $block_content Rendered block content.
* @param array $block Block object.
* @return string Filtered block content.
*/
function gutenberg_restore_group_inner_container( $block_content, $block ) {
$group_with_inner_container_regex = '/(^\s*]*wp-block-group(\s|")[^>]*>)(\s*]*wp-block-group__inner-container(\s|")[^>]*>)((.|\S|\s)*)/';
if (
'core/group' !== $block['blockName'] ||
WP_Theme_JSON_Resolver::theme_has_support() ||
1 === preg_match( $group_with_inner_container_regex, $block_content )
) {
return $block_content;
}
$replace_regex =