137 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			137 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| /*
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|  * Copyright 2014 Google Inc.
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|  *
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|  * Licensed under the Apache License, Version 2.0 (the "License");
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|  * you may not use this file except in compliance with the License.
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|  * You may obtain a copy of the License at
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|  *
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|  *     http://www.apache.org/licenses/LICENSE-2.0
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|  *
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|  * Unless required by applicable law or agreed to in writing, software
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|  * distributed under the License is distributed on an "AS IS" BASIS,
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|  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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|  * See the License for the specific language governing permissions and
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|  * limitations under the License.
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|  */
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| 
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| /**
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|  * Curl based implementation of W3TCG_Google_IO.
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|  *
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|  * @author Stuart Langley <slangley@google.com>
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|  */
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| 
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| class W3TCG_Google_IO_Curl extends W3TCG_Google_IO_Abstract
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| {
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|   // cURL hex representation of version 7.30.0
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|   const NO_QUIRK_VERSION = 0x071E00;
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| 
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|   private $options = array();
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|   /**
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|    * Execute an HTTP Request
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|    *
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|    * @param W3TCG_Google_HttpRequest $request the http request to be executed
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|    * @return W3TCG_Google_HttpRequest http request with the response http code,
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|    * response headers and response body filled in
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|    * @throws W3TCG_Google_IO_Exception on curl or IO error
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|    */
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|   public function executeRequest(W3TCG_Google_Http_Request $request)
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|   {
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|     $curl = curl_init();
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| 
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|     if ($request->getPostBody()) {
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|       curl_setopt($curl, CURLOPT_POSTFIELDS, $request->getPostBody());
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|     }
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| 
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|     $requestHeaders = $request->getRequestHeaders();
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|     if ($requestHeaders && is_array($requestHeaders)) {
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|       $curlHeaders = array();
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|       foreach ($requestHeaders as $k => $v) {
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|         $curlHeaders[] = "$k: $v";
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|       }
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|       curl_setopt($curl, CURLOPT_HTTPHEADER, $curlHeaders);
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|     }
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| 
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|     curl_setopt($curl, CURLOPT_URL, $request->getUrl());
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|     
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|     curl_setopt($curl, CURLOPT_CUSTOMREQUEST, $request->getRequestMethod());
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|     curl_setopt($curl, CURLOPT_USERAGENT, $request->getUserAgent());
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| 
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|     curl_setopt($curl, CURLOPT_FOLLOWLOCATION, false);
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|     curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, true);
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|     curl_setopt($curl, CURLOPT_SSLVERSION, 1);
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|     curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
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|     curl_setopt($curl, CURLOPT_HEADER, true);
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| 
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|     if ($request->canGzip()) {
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|       curl_setopt($curl, CURLOPT_ENCODING, 'gzip,deflate');
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|     }
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| 
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|     foreach ($this->options as $key => $var) {
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|       curl_setopt($curl, $key, $var);
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|     }
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| 
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|     if (!isset($this->options[CURLOPT_CAINFO])) {
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|       curl_setopt($curl, CURLOPT_CAINFO, dirname(__FILE__) . '/cacerts.pem');
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|     }
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| 
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|     $response = curl_exec($curl);
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|     if ($response === false) {
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|       throw new W3TCG_Google_IO_Exception(curl_error($curl));
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|     }
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|     $headerSize = curl_getinfo($curl, CURLINFO_HEADER_SIZE);
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| 
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|     list($responseHeaders, $responseBody) = $this->parseHttpResponse($response, $headerSize);
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| 
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|     $responseCode = curl_getinfo($curl, CURLINFO_HTTP_CODE);
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| 
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|     return array($responseBody, $responseHeaders, $responseCode);
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|   }
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| 
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|   /**
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|    * Set options that update the transport implementation's behavior.
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|    * @param $options
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|    */
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|   public function setOptions($options)
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|   {
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|     $this->options = $options + $this->options;
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|   }
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| 
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|   /**
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|    * Set the maximum request time in seconds.
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|    * @param $timeout in seconds
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|    */
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|   public function setTimeout($timeout)
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|   {
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|     // Since this timeout is really for putting a bound on the time
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|     // we'll set them both to the same. If you need to specify a longer
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|     // CURLOPT_TIMEOUT, or a tigher CONNECTTIMEOUT, the best thing to
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|     // do is use the setOptions method for the values individually.
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|     $this->options[CURLOPT_CONNECTTIMEOUT] = $timeout;
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|     $this->options[CURLOPT_TIMEOUT] = $timeout;
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|   }
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| 
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|   /**
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|    * Get the maximum request time in seconds.
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|    * @return timeout in seconds
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|    */
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|   public function getTimeout()
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|   {
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|     return $this->options[CURLOPT_TIMEOUT];
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|   }
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| 
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|   /**
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|    * Test for the presence of a cURL header processing bug
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|    *
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|    * {@inheritDoc}
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|    *
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|    * @return boolean
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|    */
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|   protected function needsQuirk()
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|   {
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|     $ver = curl_version();
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|     $versionNum = $ver['version_number'];
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|     return $versionNum < W3TCG_Google_IO_Curl::NO_QUIRK_VERSION;
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|   }
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| }
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