/**
* Deletes the link for given message.
*
* @param string $message
*
* @throws NonExistentMessageInternalException
*/
public function delete($message)
{
$result = $this->connectToStorageInternalWorker->connect()->remove(['message' => $message]);
if ($result['n'] == 0) {
throw new NonExistentMessageInternalException($message);
}
}
/**
* Picks the link for given message.
*
* @param string $message
*
* @return array An array with the following keys:
* message and info.
*
* @throws NonExistentMessageInternalException
*/
public function pick($message)
{
$link = $this->connectToStorageInternalWorker->connect()->findOne(['message' => $message]);
if (!$link) {
throw new NonExistentMessageInternalException($message);
}
return $link;
}
/**
* Collects links.
*
* @return \Iterator
*/
public function collect()
{
return $this->connectToStorageInternalWorker->connect()->find()->fields(['_id' => 0]);
}
/**
* Creates a link between given message and given info.
*
* @param string $message
* @param string $info
* @param string $subscription
*/
public function create($message, $info, $subscription)
{
$this->connectToStorageInternalWorker->connect()->insert(['message' => $message, 'info' => $info, 'subscription' => $subscription]);
}