public function preSave()
{
$result = parent::preSave();
if (!isset($this->id)) {
$fromUser = new UserModel((array) $result['from_user_info']);
$toUser = new UserModel((array) $result['to_user_info']);
$isGuest = !$fromUser->hasRole('OPERATOR');
$guestInTalk = false;
$lastMessages = $this->getUserLastMessages($this->from_id, $this->to_id, $isGuest);
$lastMessage = null;
// Group message into a talk
if (empty($lastMessages)) {
$this->talk_id = $this->generateTalkId();
} else {
$lastMessage = end($lastMessages);
if ($isGuest) {
// Continue the current talk
$this->talk_id = $lastMessage->talk_id;
} else {
if (!$toUser->hasRole('OPERATOR')) {
// Check if guest is already talking with an operator
foreach ($lastMessages as $msg) {
if ($msg->to_id == $this->to_id) {
$guestInTalk = true;
if ($msg->from_id == $this->from_id) {
$lastMessage = $msg;
$this->talk_id = $msg->talk_id;
}
} else {
if ($msg->to_id == self::TALK_ID_ALL) {
$lastMessage = $msg;
$this->talk_id = $msg->talk_id;
}
}
}
}
if ($this->talk_id == self::TALK_ID_ALL) {
$this->talk_id = $this->generateTalkId();
}
}
}
// Assign talk to an operator
if ($this->to_id != self::TALK_ID_CANCELLED && !($fromUser->hasRole('OPERATOR') && $toUser->hasRole('OPERATOR'))) {
// Assign message to talk's operator, if any
if ($this->to_id == self::TALK_ID_ALL && $lastMessage->to_id != self::TALK_ID_ALL) {
if ($lastMessage->from_id == $this->from_id) {
$this->to_id = $lastMessage->to_id;
$this->to_user_info = $lastMessage->to_user_info;
} else {
if ($lastMessage->to_id === $this->from_id) {
$this->to_id = $lastMessage->from_id;
$this->to_user_info = $lastMessage->from_user_info;
}
}
} else {
if (!$isGuest) {
if ($lastMessage) {
if ($lastMessage->to_id == self::TALK_ID_ALL || $lastMessage->talk_id == $this->talk_id) {
$operator = $fromUser;
$guest = $toUser;
// Assign operator to messages in the talk and mark the messages as read
self::$db->execute('UPDATE ' . $this->getTableName() . ' SET to_id = ?, is_new = ? WHERE from_id = ? AND (to_id = ? OR to_id = ?) AND talk_id = ?', array($operator->id, 'n', $guest->id, self::TALK_ID_ALL, $operator->id, $this->talk_id));
} else {
if ($guestInTalk) {
$this->to_id = self::TALK_ID_CANCELLED;
$this->id = self::CANCEL_SAVE_ID;
}
}
}
}
}
}
// Encode from/to users data
$result = $this->getData();
if ($result['from_user_info'] !== self::USER_INFO_ALL) {
$result['from_user_info'] = json_encode($result['from_user_info']);
}
if ($result['to_user_info'] !== self::USER_INFO_ALL) {
$result['to_user_info'] = json_encode($result['to_user_info']);
}
}
// Store current time for new messages
if (!isset($this->id)) {
$result['datetime'] = date('Y-m-d H:i:s');
}
return $result;
}
public function preSave()
{
$result = parent::preSave();
if (isset($result['roles'])) {
$result['roles'] = implode(',', $result['roles']);
}
if (isset($result['info'])) {
$result['info'] = json_encode($result['info']);
}
return $result;
}
