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|
<?php
namespace Elastica\Transport;
use Elastica\Connection;
use Elastica\Exception\PartialShardFailureException;
use Elastica\Exception\ResponseException;
use Elastica\JSON;
use Elastica\Request as ElasticaRequest;
use Elastica\Response as ElasticaResponse;
use Ivory\HttpAdapter\HttpAdapterInterface;
use Ivory\HttpAdapter\Message\Request as HttpAdapterRequest;
use Ivory\HttpAdapter\Message\Response as HttpAdapterResponse;
use Ivory\HttpAdapter\Message\Stream\StringStream;
class HttpAdapter extends AbstractTransport
{
/**
* @var HttpAdapterInterface
*/
private $httpAdapter;
/**
* @var string
*/
private $_scheme = 'http';
/**
* Construct transport.
*/
public function __construct(Connection $connection = null, HttpAdapterInterface $httpAdapter)
{
parent::__construct($connection);
$this->httpAdapter = $httpAdapter;
}
/**
* Makes calls to the elasticsearch server.
*
* All calls that are made to the server are done through this function
*
* @param \Elastica\Request $elasticaRequest
* @param array $params Host, Port, ...
*
* @throws \Elastica\Exception\ConnectionException
* @throws \Elastica\Exception\ResponseException
* @throws \Elastica\Exception\Connection\HttpException
*
* @return \Elastica\Response Response object
*/
public function exec(ElasticaRequest $elasticaRequest, array $params)
{
$connection = $this->getConnection();
if ($timeout = $connection->getTimeout()) {
$this->httpAdapter->getConfiguration()->setTimeout($timeout);
}
$httpAdapterRequest = $this->_createHttpAdapterRequest($elasticaRequest, $connection);
$start = microtime(true);
$httpAdapterResponse = $this->httpAdapter->sendRequest($httpAdapterRequest);
$end = microtime(true);
$elasticaResponse = $this->_createElasticaResponse($httpAdapterResponse, $connection);
$elasticaResponse->setQueryTime($end - $start);
$elasticaResponse->setTransferInfo(
array(
'request_header' => $httpAdapterRequest->getMethod(),
'http_code' => $httpAdapterResponse->getStatusCode(),
)
);
if ($elasticaResponse->hasError()) {
throw new ResponseException($elasticaRequest, $elasticaResponse);
}
if ($elasticaResponse->hasFailedShards()) {
throw new PartialShardFailureException($elasticaRequest, $elasticaResponse);
}
return $elasticaResponse;
}
/**
* @param HttpAdapterResponse $httpAdapterResponse
*
* @return ElasticaResponse
*/
protected function _createElasticaResponse(HttpAdapterResponse $httpAdapterResponse)
{
return new ElasticaResponse((string) $httpAdapterResponse->getBody(), $httpAdapterResponse->getStatusCode());
}
/**
* @param ElasticaRequest $elasticaRequest
* @param Connection $connection
*
* @return HttpAdapterRequest
*/
protected function _createHttpAdapterRequest(ElasticaRequest $elasticaRequest, Connection $connection)
{
$data = $elasticaRequest->getData();
$body = null;
$method = $elasticaRequest->getMethod();
$headers = $connection->hasConfig('headers') ?: array();
if (!empty($data) || '0' === $data) {
if ($method == ElasticaRequest::GET) {
$method = ElasticaRequest::POST;
}
if ($this->hasParam('postWithRequestBody') && $this->getParam('postWithRequestBody') == true) {
$elasticaRequest->setMethod(ElasticaRequest::POST);
$method = ElasticaRequest::POST;
}
if (is_array($data)) {
$body = JSON::stringify($data, 'JSON_ELASTICSEARCH');
} else {
$body = $data;
}
}
$url = $this->_getUri($elasticaRequest, $connection);
$streamBody = new StringStream($body);
return new HttpAdapterRequest($url, $method, HttpAdapterRequest::PROTOCOL_VERSION_1_1, $headers, $streamBody);
}
/**
* @param ElasticaRequest $request
* @param \Elastica\Connection $connection
*
* @return string
*/
protected function _getUri(ElasticaRequest $request, Connection $connection)
{
$url = $connection->hasConfig('url') ? $connection->getConfig('url') : '';
if (!empty($url)) {
$baseUri = $url;
} else {
$baseUri = $this->_scheme.'://'.$connection->getHost().':'.$connection->getPort().'/'.$connection->getPath();
}
$baseUri .= $request->getPath();
$query = $request->getQuery();
if (!empty($query)) {
$baseUri .= '?'.http_build_query($query);
}
return $baseUri;
}
}
|
