public function send_deadline_notifications($lang_idiom = NULL)
{
$this->load->database();
$this->load->model('translations');
if (!is_null($lang_idiom)) {
$this->lang->reinitialize_for_idiom($lang_idiom);
}
$translations = $this->translations->get_translations_for_idiom($this->lang->get_current_idiom());
$this->lang->add_custom_translations($translations);
$this->lang->load('cli');
$current_time = Date('Y-m-d H:i:s');
$one_day_back_time = Date('Y-m-d H:i:s', strtotime('now -1 day'));
$task_sets1 = new Task_set();
$task_sets1->select('id, name, course_id, group_id AS common_group_id, upload_end_time AS common_upload_end_time, deadline_notified AS common_deadline_notified, deadline_notification_emails AS common_deadline_notification_emails, deadline_notification_emails_handler AS common_deadline_notification_emails_handler');
$task_sets1->select('null AS `task_set_permission_id`', FALSE);
$task_sets1->where('deadline_notified', 0);
$task_sets1->where('deadline_notification_emails_handler >', 0);
$task_sets1->group_start();
$task_sets1->not_group_start();
$task_sets1->where('upload_end_time', NULL);
$task_sets1->group_end();
$task_sets1->where('upload_end_time <', $current_time);
$task_sets1->where('upload_end_time >=', $one_day_back_time);
$task_sets1->group_end();
$task_sets1->where_subquery(0, '(SELECT COUNT(`tsp`.`id`) AS `count` FROM `task_set_permissions` tsp WHERE `tsp`.`task_set_id` = `task_sets`.`id` AND `tsp`.`enabled` = 1)');
$task_sets1->where('published', 1);
$task_sets2 = new Task_set();
$task_sets2->select('id, name, course_id');
$task_sets2->include_related('task_set_permission', 'group_id', 'common');
$task_sets2->include_related('task_set_permission', 'upload_end_time', 'common');
$task_sets2->include_related('task_set_permission', 'deadline_notified', 'common');
$task_sets2->include_related('task_set_permission', 'deadline_notification_emails', 'common');
$task_sets2->include_related('task_set_permission', 'deadline_notification_emails_handler', 'common');
$task_sets2->include_related('task_set_permission', 'id');
$task_sets2->where_related('task_set_permission', 'enabled', 1);
$task_sets2->where_related('task_set_permission', 'deadline_notified', 0);
$task_sets2->where_related('task_set_permission', 'deadline_notification_emails_handler >', 0);
$task_sets2->group_start();
$task_sets2->not_group_start();
$task_sets2->where_related('task_set_permission', 'upload_end_time', NULL);
$task_sets2->group_end();
$task_sets2->where_related('task_set_permission', 'upload_end_time <', $current_time);
$task_sets2->where_related('task_set_permission', 'upload_end_time >=', $one_day_back_time);
$task_sets2->group_end();
$task_sets2->where('published', 1);
$task_sets1->union_iterated($task_sets2, TRUE);
$this->load->library('email');
$sent_notifications = 0;
foreach ($task_sets1 as $task_set) {
if ($task_set->common_deadline_notification_emails_handler > 0) {
$emails = trim($task_set->common_deadline_notification_emails) != '' ? explode(',', $task_set->common_deadline_notification_emails) : array();
array_walk($emails, function (&$email, $key) {
$email = trim($email);
});
if ($task_set->common_deadline_notification_emails_handler == 1) {
$groups = new Group();
$groups->where_related('course', 'id', $task_set->course_id);
$groups->include_related('room/teacher', '*');
$groups->group_start('NOT');
$groups->where_related('room', 'id', null);
$groups->or_where_related('room/teacher', 'id', null);
$groups->group_end();
$groups->group_by_related('room/teacher', 'email');
if (!is_null($task_set->common_group_id)) {
$groups->where('id', $task_set->common_group_id);
}
$groups->get_iterated();
foreach ($groups as $teacher) {
if (trim($teacher->room_teacher_email) != '') {
$email = trim($teacher->room_teacher_email);
if (!in_array($email, $emails)) {
$emails[] = $email;
}
}
}
}
$group = new Group();
if (!is_null($task_set->common_group_id)) {
$group->get_by_id((int) $task_set->common_group_id);
}
if (count($emails)) {
$this->email->from_system();
$this->email->reply_to_system();
$this->email->build_message_body('file:emails/cli/deadline_notification.tpl', array('task_set' => $task_set, 'group' => $group));
if ($this->config->item('email_multirecipient_batch_mode')) {
$this->email->to($emails);
$this->email->subject('LIST: ' . $this->lang->line('cli_deadline_notification_subject'));
$this->email->send();
} else {
foreach ($emails as $email) {
$this->email->to($email);
$this->email->subject('TEST');
$this->email->send();
}
}
$sent_notifications++;
if (!is_null($task_set->task_set_permission_id)) {
$task_set_permission = new Task_set_permission();
$task_set_permission->get_by_id($task_set->task_set_permission_id);
if ($task_set_permission->exists()) {
$task_set_permission->deadline_notified = 1;
$task_set_permission->save();
}
} else {
$task_set_update = new Task_set();
$task_set_update->get_by_id($task_set->id);
if ($task_set_update->exists()) {
$task_set_update->deadline_notified = 1;
$task_set_update->save();
}
}
}
}
}
echo "Process finished, {$sent_notifications} notifications were sent ...\n";
}
