/**
* Constructor.
*
* @param string $action Action command.
*
* @return void
*/
public function __construct()
{
parent::__construct();
$action = (new \ReflectionClass(get_class($this)))->getShortName();
if (preg_match('/([\\S]+)Action$/', $action, $matches)) {
$this->setAction($matches[1]);
} else {
throw new \RuntimeException(sprintf('AMI Action invalid class: "%s"', get_class($this)));
}
$this->setActionID(microtime(true));
}
/**
* Sends a message to ami.
*
* @param \PAMI\Message\OutgoingMessage $message Message to send.
*
* @see ClientImpl::send()
* @throws \PAMI\Client\Exception\ClientException
* @return \PAMI\Message\Response\ResponseMessage
*/
public function send(OutgoingMessage $message)
{
$messageToSend = $message->serialize();
$length = strlen($messageToSend);
if ($this->_logger->isDebugEnabled()) {
$this->_logger->debug('------ Sending: ------ ' . "\n" . $messageToSend . '----------');
}
$this->_lastActionId = $message->getActionId();
if (@fwrite($this->_socket, $messageToSend) < $length) {
throw new ClientException('Could not send message');
}
$read = 0;
while ($read <= $this->_rTimeout) {
$this->process();
$response = $this->getRelated($message);
if ($response != false) {
$this->_lastActionId = false;
return $response;
}
usleep(1000);
// 1ms delay
if ($this->_rTimeout > 0) {
$read++;
}
}
throw new ClientException('Read timeout');
}
/**
* Constructor.
*
* @param string $what
* Action command.
*
* @return void
*/
public function __construct($what)
{
parent::__construct();
$this->setKey('Action', $what);
$this->setKey('ActionID', microtime(true));
}
/**
* Generate a cache ID based on action keys.
*
* @param OutgoingMessage $action The action
* @param string $prefix Cache ID prefix
*
* @return string
*/
protected function generateCacheId(OutgoingMessage $action, $prefix = '')
{
$removeKeys = ['actionid'];
$keys = $action->getKeys();
$keys = array_diff_key($keys, array_flip($removeKeys));
$variables = $action->getVariables();
$variables = is_array($variables) ? $variables : [];
ksort($keys);
ksort($variables);
return md5($prefix . json_encode(array_merge($keys, $variables)));
}
/**
* Returns a message (response) related to the given message. This uses
* the ActionID tag (key).
*
* @todo not suitable for multithreaded applications.
*
* @return \PAMI\Message\IncomingMessage
*/
protected function getRelated(OutgoingMessage $message)
{
$ret = false;
$id = $message->getActionID('ActionID');
if (isset($this->incomingQueue[$id])) {
$response = $this->incomingQueue[$id];
if ($response->isComplete()) {
unset($this->incomingQueue[$id]);
$ret = $response;
}
}
return $ret;
}
