/**
  * On disabling this module on a space, delete all module -> user related content/data.
  * Method stub is provided by "UserModuleBehavior"
  *
  * @param User $user
  */
 public function disableUserModule(User $user)
 {
     foreach (LibraryDocument::model()->contentContainer($user)->findAll() as $content) {
         $content->delete();
     }
     foreach (LibraryLink::model()->contentContainer($user)->findAll() as $content) {
         $content->delete();
     }
     foreach (LibraryCategory::model()->contentContainer($user)->findAll() as $content) {
         $content->delete();
     }
 }
 public static function model($className = __CLASS__)
 {
     return parent::model($className);
 }