Вопрос по "Фотоальбому" и "Массовой рассылке"

<?php
 
class actionNeomessengerMassMailing extends cmsAction {
 
    public function run() {
 
        $user = cmsUser::getInstance();
        $users_model = cmsCore::getModel('users');
        $messenger = cmsCore::getController('messages');
 
        $form = $this->getForm('mass_mailing');
 
        // Форма отправлена?
        $is_submitted = $this->request->has('submit');
 
        // Парсим форму и получаем поля
        $mailing = $form->parse($this->request, $is_submitted);
 
        if ($is_submitted) {
 
            // Проверям правильность заполнения
            $errors = $form->validate($this,  $mailing);
 
            if (!$errors) {
 
                $content_html = cmsEventsManager::hook('html_filter', $mailing['message_text']);
 
                if (!$content_html) {
                    $errors = array('message_text' => LANG_VALIDATE_REQUIRED);
                }
 
                if (!$errors) {
 
                    $filters = $this->request->get('filters', array());
 
                    $users_model->resetFilters()->applyDatasetFilters(array('filters' => $filters));
                    $users_model->filterNotEqual('id', $user->id);
 
                    if ($mailing['groups'] && $mailing['groups'][0] > 0) {
                        $users_model->filterGroups($mailing['groups']);
                    }
 
                    $recipients = $users_model->getUsersIds();
 
                    if ($recipients) {
 
                        $messenger->addRecipients(array_keys($recipients));
                        $messenger->setSender($user->id); 
 
                        if ($mailing['send_type'] === 'message') {
 
                            $messages_ids = $messenger->sendMessage($content_html);
                            $count = is_array($messages_ids) ? count($messages_ids) : ($messages_ids ? 1 : 0);
 
                            if ($count) {
 
                                $messenger->clearRecipients();
 
                                foreach ($recipients as $user_id) {
 
                                    if ($this->model->getNewMessagesCount($user_id) == 1) {
                                        $messenger->addRecipient($user_id);
                                    }
 
                                    $messenger->sendNoticeEmail('messages_new', array(
                                        'user_url'      => href_to_profile($user, false, true),
                                        'user_nickname' => $user->nickname,
                                        'message'       => strip_tags($mailing['message_text'])
                                    ));
 
                                }
                            }
 
                            cmsUser::addSessionMessage(LANG_NEOMESSENGER_CP_SENDED .' '. html_spellcount($count, LANG_NEOMESSENGER_CP_MESSAGES_SPELLCOUNT), 'success');
 
                        }
 
                        if ($mailing['send_type'] === 'notify') {
 
                            $notices_ids = $messenger->sendNoticePM(array(
                                'content' => $content_html
                            ));
 
                            $count = $notices_ids ? count($notices_ids) : 0;
 
                            cmsUser::addSessionMessage(LANG_NEOMESSENGER_CP_SENDED .' '. html_spellcount($count, LANG_NEOMESSENGER_CP_NOTICES_SPELLCOUNT), 'success');
 
                        }
 
                        if ($mailing['send_type'] === 'email') {
 
                            $success = $messenger->sendNoticeEmail('notice', array(
                                'content' => $content_html
                            ));
 
                            if ($success) {
                                cmsUser::addSessionMessage(LANG_NEOMESSENGER_CP_SENDED, 'success');
                            }
 
                        }
 
                        $mailing['message_text'] = '';
 
                    }
 
                    if (!$recipients) {
 
                        cmsUser::addSessionMessage(LANG_NEOMESSENGER_CP_NOT_RECIPIENTS, 'info');
 
                    }
 
                }
 
            }
 
            if ($errors) {
 
                cmsUser::addSessionMessage(LANG_FORM_ERRORS, 'error');
 
            }
 
        }
 
        $filterForm = cmsTemplate::getInstance()->render('backend/users_filter', array(
            'fields' => $this->getUserFields()
        ));
 
        return cmsTemplate::getInstance()->render('backend/mass_mailing', array(
            'mailing' => $mailing,
            'form'    => $form,
            'filter'  => $filterForm,
            'errors'  => isset($errors) ? $errors : false
        ));
 
    }
 
    private function getUserFields() {
 
        $fields = cmsCore::getModel('content')->setTablePrefix('')->getContentFields('cms_users');
 
        $fields[] = array(
            'title' => LANG_RATING,
            'name' => 'rating',
            'handler' => new fieldNumber('rating')
        );
 
        $fields[] = array(
            'title' => LANG_KARMA,
            'name' => 'karma',
            'handler' => new fieldNumber('karma')
        );
 
        return $fields; 
 
    }
 
}