/**
* Answer an existing offer and save it.
* @param Connection $connection
* @param string $answer RTCOfferAnswer json
* @return void
*/
public function offerAnswer(Connection $connection, $answer)
{
$jsonObj = json_decode($answer);
if ($jsonObj && $answer != $connection->getAnswer()) {
$connection->setAnswer($answer);
$this->save($connection);
}
}
/**
* Retrieve an RTC connection with the specified name
* @param $name
* @return \DataFestivus\RTCStore\Connection
*/
public function getOffer($name)
{
$select = $this->selectExecute($name);
$row = $select->fetch(\PDO::FETCH_ASSOC);
$connection = null;
if ($row) {
$connection = new Connection();
$connection->setName($row['name']);
$connection->setOffer($row['offer']);
$connection->setAnswer($row['answer']);
$connection->setCandidates(unserialize($row['candidates']));
}
return $connection;
}
private function getAllConnections()
{
$fh = fopen($this->getStorePath(), 'r');
if (!$fh) {
throw new \Exception("Could not open rtcstore csv file.");
}
$connections = [];
while ($fh && FALSE !== ($row = fgetcsv($fh))) {
if (count($row) == 4) {
$connection = new Connection();
$connection->setName($row[0]);
$connection->setOffer($row[1]);
$connection->setAnswer($row[2]);
$connection->setCandidates(unserialize($row[3]));
$connections[$row[0]] = $connection;
}
}
fclose($fh);
return $connections;
}