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<?php |
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namespace Buttress\IRC\Connection; |
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use Buttress\IRC\Action\ActionManagerInterface; |
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use Buttress\IRC\Message\MessageInterface; |
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use Psr\Log\LoggerInterface; |
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use Psr\Log\LogLevel; |
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class Connection implements ConnectionInterface |
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{ |
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protected $connected = false; |
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/** |
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* @type resource |
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*/ |
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protected $socket; |
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protected $server; |
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protected $port; |
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/** |
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* @var LoggerInterface |
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*/ |
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protected $logger; |
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/** |
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* @var ActionManagerInterface |
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*/ |
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protected $manager; |
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public function __construct(ActionManagerInterface $manager, $server, $port = 6667) |
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{ |
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$this->server = $server; |
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$this->port = $port; |
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$this->manager = $manager; |
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} |
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public function connect() |
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{ |
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if ($this->isConnected()) { |
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return false; |
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} |
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$this->log("Connecting to {$this->server} : {$this->port}"); |
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$this->connected = true; |
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$this->connectionLoop(); |
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return true; |
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} |
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/** |
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* @return bool |
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*/ |
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public function isConnected() |
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{ |
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return ($this->connected && is_resource($this->socket)); |
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} |
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public function log($message, array $context = array(), $level = LogLevel::NOTICE) |
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{ |
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if ($this->logger) { |
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$this->logger->log($level, $message, $context); |
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} |
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} |
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protected function connectionLoop() |
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{ |
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$socket = $this->getSocket(); |
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if (!$socket) { |
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$this->socket = $socket = fsockopen($this->server, $this->port); |
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$this->manager->handleConnect($this); |
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socket_set_blocking($this->socket, false); |
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} |
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while ($this->isConnected() && !feof($socket)) { |
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$raw = fgets($socket); |
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if ($raw) { |
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$this->handleRaw($raw); |
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} |
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$this->handleTick(); |
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if ($raw === false) { |
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// no data, slow down so we don't burn cpu cycles |
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usleep(10000); |
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} |
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} |
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$this->disconnect(); |
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} |
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/** |
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* @return resource |
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*/ |
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public function getSocket() |
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{ |
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return $this->socket; |
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} |
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/** |
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* @param resource $socket |
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*/ |
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public function setSocket($socket) |
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{ |
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$this->socket = $socket; |
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} |
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/** |
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* @param string $raw |
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*/ |
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public function handleRaw($raw) |
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{ |
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$this->log($raw, array(), 'debug'); |
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$this->manager->handleRaw($this, $raw); |
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} |
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public function handleTick() |
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{ |
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$this->manager->handleTick($this); |
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} |
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/** |
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* @return boolean|null |
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*/ |
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public function disconnect() |
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{ |
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if ($this->connected && $socket = $this->getSocket()) { |
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fclose($socket); |
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} |
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$this->log('Disconnected.'); |
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$this->socket = null; |
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$this->connected = false; |
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} |
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/** |
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* @param MessageInterface $message |
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* @return boolean|null |
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*/ |
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public function sendMessage(MessageInterface $message) |
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{ |
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$this->sendRaw($message->getRaw()); |
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} |
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/** |
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* @param string $raw |
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* @return boolean|null |
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*/ |
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public function sendRaw($raw) |
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{ |
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$this->log("Sending {$raw}"); |
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fwrite($this->getSocket(), $raw . PHP_EOL); |
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} |
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/** |
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* Sets a logger instance on the object |
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* |
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* @param LoggerInterface $logger |
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* @return null |
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*/ |
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public function setLogger(LoggerInterface $logger) |
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{ |
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$this->logger = $logger; |
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} |
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} |
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