public function selected_teachers()
{
if (!is_null($this->id)) {
$teachers = new Teacher();
$teachers->where_related($this);
$teachers->get_iterated();
$output = array();
foreach ($teachers as $teacher) {
$output[$teacher->id] = $teacher->id;
}
return $output;
}
return array();
}
private function inject_task_set_authors($task_set_id)
{
$teachers = new Teacher();
$teachers->where_related('task/task_set', 'id', (int) $task_set_id);
$teachers->order_by_as_fullname('fullname');
$teachers->get_iterated();
$authors = array();
foreach ($teachers as $teacher) {
$authors[$teacher->id] = $teacher->fullname;
}
$this->parser->assign('authors', $authors);
}
private function create_comment()
{
$post_data = $this->input->post('comment');
if (array_key_exists('text', $post_data) && array_key_exists('task_set_id', $post_data) && array_key_exists('reply_at_id', $post_data)) {
$task_set = new Task_set();
$task_set->get_by_id(intval($post_data['task_set_id']));
$student = new Student();
$student->get_by_id($this->usermanager->get_student_id());
if ($task_set->exists() && $student->exists() && (bool) $task_set->comments_enabled) {
if (trim(strip_tags($post_data['text'])) != '') {
$text = strip_tags($post_data['text'], '<a><strong><em><span>');
$comment = new Comment();
$comment->text = $text;
$comment->approved = (bool) $task_set->comments_moderated ? 0 : 1;
$comment->reply_at_id = empty($post_data['reply_at_id']) ? NULL : intval($post_data['reply_at_id']);
$this->_transaction_isolation();
$this->db->trans_begin();
if ($comment->save(array($task_set, $student))) {
$this->db->trans_commit();
$this->messages->add_message('lang:tasks_comments_message_comment_post_success_save', Messages::MESSAGE_TYPE_SUCCESS);
if ((bool) $comment->approved) {
$all_students = $task_set->comment_subscriber_student;
$all_students->where('id !=', $this->usermanager->get_student_id());
$all_students->get();
$this->_send_multiple_emails($all_students, 'lang:tasks_comments_email_subject_new_post', 'file:emails/frontend/comments/new_comment_student.tpl', array('task_set' => $task_set, 'student' => $student, 'comment' => $comment));
$task_set_related_teachers = new Teacher();
if (!is_null($task_set->group_id)) {
$task_set_related_teachers->where_related('room/group', 'id', $task_set->group_id);
} else {
$task_set_related_teachers->where_related('room/group/course', 'id', $task_set->course_id);
}
$task_set_related_teachers->group_by('id');
$all_teachers = new Teacher();
$all_teachers->where_related('comment_subscription', 'id', $task_set->id);
$all_teachers->union($task_set_related_teachers, FALSE, '', NULL, NULL, 'id');
$all_teachers->check_last_query();
$this->_send_multiple_emails($all_teachers, 'lang:tasks_comments_email_subject_new_post', 'file:emails/frontend/comments/new_comment_teacher.tpl', array('task_set' => $task_set, 'student' => $student, 'comment' => $comment));
}
return TRUE;
} else {
$this->db->trans_rollback();
$this->messages->add_message('lang:tasks_comments_message_comment_post_error_save', Messages::MESSAGE_TYPE_ERROR);
return FALSE;
}
} else {
$this->messages->add_message('lang:tasks_comments_message_comment_post_error_empty', Messages::MESSAGE_TYPE_ERROR);
return FALSE;
}
} else {
$this->messages->add_message('lang:tasks_comments_message_not_found_or_disabled', Messages::MESSAGE_TYPE_ERROR);
return FALSE;
}
} else {
$this->messages->add_message('lang:tasks_comments_message_comment_post_error_data', Messages::MESSAGE_TYPE_ERROR);
return FALSE;
}
}
