Edit file File name : AsyncPlugin.php Content :<?php namespace Guzzle\Plugin\Async; use Guzzle\Common\Event; use Guzzle\Http\Message\Response; use Guzzle\Http\Exception\CurlException; use Symfony\Component\EventDispatcher\EventSubscriberInterface; /** * Sends requests but does not wait for the response */ class AsyncPlugin implements EventSubscriberInterface { public static function getSubscribedEvents() { return array( 'request.before_send' => 'onBeforeSend', 'request.exception' => 'onRequestTimeout', 'request.sent' => 'onRequestSent', 'curl.callback.progress' => 'onCurlProgress' ); } /** * Event used to ensure that progress callback are emitted from the curl handle's request mediator. * * @param Event $event */ public function onBeforeSend(Event $event) { // Ensure that progress callbacks are dispatched $event['request']->getCurlOptions()->set('progress', true); } /** * Event emitted when a curl progress function is called. When the amount of data uploaded == the amount of data to * upload OR any bytes have been downloaded, then time the request out after 1ms because we're done with * transmitting the request, and tell curl not download a body. * * @param Event $event */ public function onCurlProgress(Event $event) { if ($event['handle'] && ($event['downloaded'] || (isset($event['uploaded']) && $event['upload_size'] === $event['uploaded'])) ) { // Timeout after 1ms curl_setopt($event['handle'], CURLOPT_TIMEOUT_MS, 1); // Even if the response is quick, tell curl not to download the body. // - Note that we can only perform this shortcut if the request transmitted a body so as to ensure that the // request method is not converted to a HEAD request before the request was sent via curl. if ($event['uploaded']) { curl_setopt($event['handle'], CURLOPT_NOBODY, true); } } } /** * Event emitted when a curl exception occurs. Ignore the exception and set a mock response. * * @param Event $event */ public function onRequestTimeout(Event $event) { if ($event['exception'] instanceof CurlException) { $event['request']->setResponse(new Response(200, array( 'X-Guzzle-Async' => 'Did not wait for the response' ))); } } /** * Event emitted when a request completes because it took less than 1ms. Add an X-Guzzle-Async header to notify the * caller that there is no body in the message. * * @param Event $event */ public function onRequestSent(Event $event) { // Let the caller know this was meant to be async $event['request']->getResponse()->setHeader('X-Guzzle-Async', 'Did not wait for the response'); } } Save