_remove_theme_attribute_in_block_template_content

WordPress Version: 6.4

/**
 * Parses a block template and removes the theme attribute from each template part.
 *
 * @since 5.9.0
 * @deprecated 6.4.0 Use traverse_and_serialize_blocks( parse_blocks( $template_content ), '_remove_theme_attribute_from_template_part_block' ) instead.
 * @access private
 *
 * @param string $template_content Serialized block template content.
 * @return string Updated block template content.
 */
function _remove_theme_attribute_in_block_template_content($template_content)
{
    _deprecated_function(__FUNCTION__, '6.4.0', 'traverse_and_serialize_blocks( parse_blocks( $template_content ), "_remove_theme_attribute_from_template_part_block" )');
    $has_updated_content = false;
    $new_content = '';
    $template_blocks = parse_blocks($template_content);
    $blocks = _flatten_blocks($template_blocks);
    foreach ($blocks as $key => $block) {
        if ('core/template-part' === $block['blockName'] && isset($block['attrs']['theme'])) {
            unset($blocks[$key]['attrs']['theme']);
            $has_updated_content = true;
        }
    }
    if (!$has_updated_content) {
        return $template_content;
    }
    foreach ($template_blocks as $block) {
        $new_content .= serialize_block($block);
    }
    return $new_content;
}