/**
* Run procedure.
*
* @access public
* @param \JonnyW\PhantomJs\ClientInterface $client
* @param \JonnyW\PhantomJs\Message\RequestInterface $request
* @param \JonnyW\PhantomJs\Message\ResponseInterface $response
* @throws \JonnyW\PhantomJs\Exception\ProcedureFailedException
* @throws \Exception
* @throws \JonnyW\PhantomJs\Exception\NotWritableException
* @return void
*/
public function run(ClientInterface $client, RequestInterface $request, ResponseInterface $response)
{
try {
$template = $this->getProcedure();
$procedure = $this->renderer->render($template, array('request' => $request));
$executable = $this->write($procedure);
$descriptorspec = array(array('pipe', 'r'), array('pipe', 'w'), array('pipe', 'w'));
$process = proc_open(escapeshellcmd(sprintf('%s %s', $client->getCommand(), $executable)), $descriptorspec, $pipes, null, null);
if (!is_resource($process)) {
throw new ProcedureFailedException('proc_open() did not return a resource');
}
$result = stream_get_contents($pipes[1]);
$log = stream_get_contents($pipes[2]);
fclose($pipes[0]);
fclose($pipes[1]);
fclose($pipes[2]);
proc_close($process);
$response->import($this->parser->parse($result));
$client->setLog($log);
$this->remove($executable);
} catch (NotWritableException $e) {
throw $e;
} catch (\Exception $e) {
if (isset($executable)) {
$this->remove($executable);
}
throw new ProcedureFailedException(sprintf('Error when executing PhantomJs procedure "%s" - %s', $request->getType(), $e->getMessage()));
}
}
/**
* Send request
*
* @access public
* @param \JonnyW\PhantomJs\Message\RequestInterface $request
* @param \JonnyW\PhantomJs\Message\ResponseInterface $response
* @return \JonnyW\PhantomJs\Message\ResponseInterface
*/
public function send(RequestInterface $request, ResponseInterface $response)
{
$this->clearLog();
$procedure = $this->procedureLoader->load($request->getType());
$procedure->run($this, $request, $response);
return $response;
}