/**
  * delete accounts
  *
  * @param   mixed $_accountIds  array of account ids
  * @return  array with success flag
  * @throws  Tinebase_Exception_Record_NotAllowed
  */
 public function delete($_accountIds)
 {
     $this->checkRight('MANAGE_ACCOUNTS');
     $groupsController = Admin_Controller_Group::getInstance();
     foreach ((array) $_accountIds as $accountId) {
         if ($accountId === Tinebase_Core::getUser()->getId()) {
             $message = 'You are not allowed to delete yourself!';
             Tinebase_Core::getLogger()->warn(__METHOD__ . '::' . __LINE__ . ' ' . $message);
             throw new Tinebase_Exception_AccessDenied($message);
         }
         Tinebase_Core::getLogger()->info(__METHOD__ . '::' . __LINE__ . " about to remove user with id: {$accountId}");
         $oldUser = $this->get($accountId);
         $memberships = $groupsController->getGroupMemberships($accountId);
         if (Tinebase_Core::isLogLevel(Zend_Log::DEBUG)) {
             Tinebase_Core::getLogger()->debug(__METHOD__ . '::' . __LINE__ . " removing user from groups: " . print_r($memberships, true));
         }
         foreach ((array) $memberships as $groupId) {
             $groupsController->removeGroupMember($groupId, $accountId);
         }
         if (Tinebase_Application::getInstance()->isInstalled('Addressbook') === true && !empty($oldUser->contact_id)) {
             $this->_deleteContact($oldUser->contact_id);
         }
         $this->_userBackend->deleteUser($accountId);
     }
 }
 protected function _deleteDummyUsers()
 {
     foreach ($this->_objects as $object) {
         $this->_uit->deleteUser($object->getId());
     }
 }