/**
* Derives a remote for a given connection.
*
* @param \Phergie\Irc\ConnectionInterface $connection
* @return string Remote usable to establish a socket connection
*/
protected function getRemote(ConnectionInterface $connection)
{
$hostname = $connection->getServerHostname();
$port = $connection->getServerPort();
$deferred = new Deferred();
$this->getResolver()->resolve($hostname)->then(function ($ip) use($deferred, $port) {
$deferred->resolve('tcp://' . $ip . ':' . $port);
}, function ($error) use($deferred) {
$deferred->reject($error);
});
return $deferred->promise();
}
/**
* @param ConnectionInterface $connection
*/
public function create(ConnectionInterface $connection)
{
if ($this->stream) {
$this->disconnect();
}
$hostname = $connection->getServerHostname();
$port = $connection->getServerPort();
$this->getConnector()->create($hostname, $port)->then(function (Stream $stream) use($connection) {
$this->setStream($stream);
$this->setConnectionDetails($connection);
$this->api->getEmitter()->emit('irc.connect', [$stream, $connection]);
$this->write($this->api->getGenerator()->ircNick($connection->getNickname()));
$this->write($this->api->getGenerator()->ircUser($connection->getNickname(), gethostname(), $connection->getNickname(), $connection->getUsername()));
$stream->on('data', [$this, 'processData']);
});
}
/**
* Returns the connection mask for a given connection.
*
* @param \Phergie\Irc\ConnectionInterface $connection
* @return string
*/
protected function getConnectionMask(ConnectionInterface $connection)
{
return sprintf('%s!%s@%s', $connection->getNickname(), $connection->getUsername(), $connection->getServerHostname());
}
/**
* Adds an event listener to log data emitted by a stream.
*
* @param \Evenement\EventEmitter $emitter
* @param \Phergie\Irc\ConnectionInterface $connection Connection
* corresponding to the stream
*/
protected function addLogging(EventEmitter $emitter, ConnectionInterface $connection)
{
$logger = $this->getLogger();
$callback = function ($msg) use($logger, $connection) {
$mask = sprintf('%s!%s@%s', $connection->getNickname(), $connection->getUsername(), $connection->getServerHostname());
$logger->debug($mask . ' ' . trim($msg));
};
$emitter->on('data', $callback);
$emitter->on('error', $callback);
}
