function create($text, $persons, $groups)
 {
     $data['text'] = $text;
     $data['text_slashes'] = addslashes($text);
     $data['created'] = date('Y-m-d H:i:s');
     $data['author_first_name'] = $_SESSION['first_name'];
     $data['author_last_name'] = $_SESSION['last_name'];
     foreach ($groups as $id => $name) {
         $group = new group($id);
         foreach ($group->members as $i => $member) {
             $persons[$member['member_id']] = $member;
         }
     }
     foreach ($persons as $id => $arr) {
         $person = new person();
         $person->load($id);
         $persons[$id] = $person->data;
     }
     $this->to = $persons;
     $this->set_data($data);
 }
 function insert()
 {
     global $db;
     $query = 'messages (author, created, text) values (
           "' . $_SESSION['userid'] . '",
           now(),
           "' . $this->data['text_slashes'] . '"
          )';
     $db->insert($query);
     $message_id = $db->insert_id;
     $author = new person();