gistfile1.php

 function identify() {
        $data = @$this->params['form'];
        unset($data['api_key']);
        unset($data['auth_token']);

        // CakeLog::write('debug', '[identified_users_controller.php] [params] ' . print_r($data, true));

        $owner = $this->User->getWithId($this->loggedUser['User']['_id']);

        // queue task to recognize static shares
        $this->Queue->load('recognize', $owner['User']['_id']);

        if (array_key_exists('identifiers', $data)) {
            $this->IdentifiedUser->deleteAllForOwnerId($owner['User']['_id']);
            $count = 0;

            foreach ($data['identifiers'] as $identifier) {
                $userId = $this->_findUserIdWithIdentifier($identifier['identifier']);
                if (!empty($userId)) {
                    $user = $this->User->getWithId($userId);
                    $noConnectionOrIsBroken = (!$this->UserCon->connectionExists($owner, $user) || $this->UserCon->connectionIsBroken($owner, $user));
                    if ($noConnectionOrIsBroken
                        && !$this->ConnectRequest->connectionRequestExists($owner, $user)
                        && !$this->IdentifiedUser->userExists($owner['User']['_id'], $user['User']['_id']))
                    {
                        $params = array();
                        $params['owner_id'] = $owner['User']['_id'];
                        $params['user_id'] = $user['User']['_id'];
                        $params['firstname'] = $identifier['firstname'];
                        $params['lastname'] = $identifier['lastname'];
                        $params['is_dismissed'] = 0;
                        $this->IdentifiedUser->createNew($params);
                        $identifiedUser = $this->IdentifiedUser->getWithId($this->IdentifiedUser->id);
                        $count++;
                    }
                }
            }

            if ($count > 0) {
                $this->Notifier->sendNewIdentifiedUsersNotification($owner, $count);
            }
        }

        $this->finishedWithSuccess = true;
    }