/**
* Sends message.
* @return boolean
*/
public function send()
{
$transaction = static::getDb()->beginTransaction();
try {
$this->sender_id = User::loggedId();
$this->sender_status = self::STATUS_READ;
if ($this->save()) {
$count = count($this->receiversId);
foreach ($this->receiversId as $receiver) {
if (!(new Query())->select('id')->from(User::tableName())->where(['id' => $receiver, 'status' => User::STATUS_ACTIVE])->exists()) {
if ($count == 1) {
throw new Exception('No active receivers to send message to!');
} else {
continue;
}
}
$message = new MessageReceiver();
$message->message_id = $this->id;
$message->receiver_id = $receiver;
$message->receiver_status = self::STATUS_NEW;
if ($message->save()) {
Cache::getInstance()->deleteElement('user.newmessages', $receiver);
} else {
throw new Exception('MessageReceiver saving error!');
}
}
$transaction->commit();
$sessionKey = 'messages.' . $this->sender_id;
if (Yii::$app->session->has($sessionKey)) {
$sentAlready = explode('|', Yii::$app->session->get($sessionKey));
$sentAlready[] = time();
Yii::$app->session->set($sessionKey, implode('|', $sentAlready));
} else {
Yii::$app->session->set($sessionKey, time());
}
return true;
} else {
throw new Exception('Message saving error!');
}
} catch (Exception $e) {
$transaction->rollBack();
Log::error($e->getMessage(), $this->id, __METHOD__);
}
return false;
}
