function theme_action()
 {
     //Read form data
     $action = $_POST['action'];
     $theme = $_POST['theme'];
     if ('activate' === $action) {
         include_once ABSPATH . '/wp-admin/includes/theme.php';
         $theTheme = get_theme($theme);
         if (null !== $theTheme && '' !== $theTheme) {
             switch_theme($theTheme['Template'], $theTheme['Stylesheet']);
         }
     } else {
         if ('delete' === $action) {
             include_once ABSPATH . '/wp-admin/includes/theme.php';
             //            if (file_exists(ABSPATH . '/wp-admin/includes/deprecated.php')) include_once(ABSPATH . '/wp-admin/includes/deprecated.php');
             if (file_exists(ABSPATH . '/wp-admin/includes/screen.php')) {
                 include_once ABSPATH . '/wp-admin/includes/screen.php';
             }
             include_once ABSPATH . '/wp-admin/includes/file.php';
             include_once ABSPATH . '/wp-admin/includes/template.php';
             include_once ABSPATH . '/wp-admin/includes/misc.php';
             include_once ABSPATH . '/wp-admin/includes/class-wp-upgrader.php';
             include_once ABSPATH . '/wp-admin/includes/class-wp-filesystem-base.php';
             include_once ABSPATH . '/wp-admin/includes/class-wp-filesystem-direct.php';
             $wp_filesystem = $this->getWPFilesystem();
             if (empty($wp_filesystem)) {
                 $wp_filesystem = new WP_Filesystem_Direct(null);
             }
             $themeUpgrader = new Theme_Upgrader();
             $theme_name = wp_get_theme()->get('Name');
             $themes = explode('||', $theme);
             foreach ($themes as $idx => $themeToDelete) {
                 if ($themeToDelete !== $theme_name) {
                     $theTheme = get_theme($themeToDelete);
                     if (null !== $theTheme && '' !== $theTheme) {
                         $tmp['theme'] = $theTheme['Template'];
                         if (true === $themeUpgrader->delete_old_theme(null, null, null, $tmp)) {
                             $args = array('action' => 'delete', 'Name' => $theTheme['Name']);
                             do_action('mainwp_child_theme_action', $args);
                         }
                     }
                 }
             }
         } else {
             $information['status'] = 'FAIL';
         }
     }
     if (!isset($information['status'])) {
         $information['status'] = 'SUCCESS';
     }
     $information['sync'] = $this->getSiteStats(array(), false);
     MainWP_Helper::write($information);
 }