/**
* Makes calls to the elasticsearch server.
*
* @param \Elastica\Request $request
* @param array $params Host, Port, ...
*
* @throws \Elastica\Exception\ResponseException
* @throws \Elastica\Exception\InvalidException
*
* @return \Elastica\Response Response object
*/
public function exec(Request $request, array $params)
{
$memcache = new \Memcache();
$memcache->connect($this->getConnection()->getHost(), $this->getConnection()->getPort());
$data = $request->getData();
$content = '';
if (!empty($data) || '0' === $data) {
if (is_array($data)) {
$content = JSON::stringify($data);
} else {
$content = $data;
}
// Escaping of / not necessary. Causes problems in base64 encoding of files
$content = str_replace('\\/', '/', $content);
}
$responseString = '';
$start = microtime(true);
switch ($request->getMethod()) {
case Request::POST:
case Request::PUT:
$key = $request->getPath();
$this->_checkKeyLength($key);
$memcache->set($key, $content);
break;
case Request::GET:
$key = $request->getPath() . '?source=' . $content;
$this->_checkKeyLength($key);
$responseString = $memcache->get($key);
break;
case Request::DELETE:
$key = $request->getPath() . '?source=' . $content;
$this->_checkKeyLength($key);
$responseString = $memcache->delete($key);
break;
default:
case Request::HEAD:
throw new InvalidException('Method ' . $request->getMethod() . ' is not supported in memcache transport');
}
$end = microtime(true);
$response = new Response($responseString);
if (\Elastica\Util::debugEnabled()) {
$response->setQueryTime($end - $start);
}
if ($response->hasError()) {
throw new ResponseException($request, $response);
}
if ($response->hasFailedShards()) {
throw new PartialShardFailureException($request, $response);
}
return $response;
}