/**
* Returns number of new user messages.
* @return integer
*/
public function getNewMessagesCount()
{
$cache = Cache::getInstance()->getElement('user.newmessages', $this->id);
if ($cache === false) {
$cache = (new Query())->from(MessageReceiver::tableName())->where(['receiver_id' => $this->id, 'receiver_status' => Message::STATUS_NEW])->count();
Cache::getInstance()->setElement('user.newmessages', $this->id, $cache);
}
return $cache;
}
/**
* Viewing the received message of given ID.
* @param integer $id
* @return string|\yii\web\Response
*/
public function actionViewReceived($id = null)
{
$model = MessageReceiver::find()->where(['and', ['id' => $id, 'receiver_id' => User::loggedId()], ['!=', 'receiver_status', MessageReceiver::STATUS_DELETED]])->limit(1)->one();
if (empty($model)) {
$this->error(Yii::t('podium/flash', 'Sorry! We can not find the message with the given ID.'));
return $this->redirect(['messages/inbox']);
}
$model->markRead();
return $this->render('view', ['model' => $model->message, 'type' => 'received', 'id' => $model->id]);
}
/**
* 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;
}
/**
* Viewing the received message of given ID.
* @param integer $id
* @return string|\yii\web\Response
*/
public function actionViewReceived($id = null)
{
$model = MessageReceiver::find()->where(['and', ['id' => $id, 'receiver_id' => User::loggedId()], ['!=', 'receiver_status', MessageReceiver::STATUS_DELETED]])->limit(1)->one();
if (empty($model)) {
$this->error(Yii::t('podium/flash', 'Sorry! We can not find the message with the given ID.'));
return $this->redirect(['messages/inbox']);
}
if ($model->receiver_status == Message::STATUS_NEW) {
$model->receiver_status = Message::STATUS_READ;
if ($model->save()) {
Cache::getInstance()->deleteElement('user.newmessages', $model->receiver_id);
}
}
return $this->render('view', ['model' => $model->message, 'type' => 'received', 'id' => $model->id]);
}
