PHP RequestInterface::addHeader方法代碼示例

 public function let(RequestInterface $request)
 {
     $request->addHeader('X-Gitlab-Event', 'Push Hook');
 }

//.........這裏部分代碼省略.........
             // You can send the body as a string using curl's CURLOPT_POSTFIELDS
             if ($bodyAsString) {
                 $curlOptions[CURLOPT_POSTFIELDS] = (string) $request->getBody();
                 // Allow curl to add the Content-Length for us to account for the times when
                 // POST redirects are followed by GET requests
                 if ($tempContentLength = $request->getHeader('Content-Length')) {
                     $tempContentLength = (int) (string) $tempContentLength;
                 }
                 // Remove the curl generated Content-Type header if none was set manually
                 if (!$request->hasHeader('Content-Type')) {
                     $curlOptions[CURLOPT_HTTPHEADER][] = 'Content-Type:';
                 }
             } else {
                 $curlOptions[CURLOPT_UPLOAD] = true;
                 // Let cURL handle setting the Content-Length header
                 if ($tempContentLength = $request->getHeader('Content-Length')) {
                     $tempContentLength = (int) (string) $tempContentLength;
                     $curlOptions[CURLOPT_INFILESIZE] = $tempContentLength;
                 }
                 // Add a callback for curl to read data to send with the request only if a body was specified
                 $curlOptions[CURLOPT_READFUNCTION] = array($mediator, 'readRequestBody');
                 // Attempt to seek to the start of the stream
                 $request->getBody()->seek(0);
             }
         } else {
             // Special handling for POST specific fields and files
             $postFields = false;
             if (count($request->getPostFiles())) {
                 $postFields = $request->getPostFields()->useUrlEncoding(false)->urlEncode();
                 foreach ($request->getPostFiles() as $key => $data) {
                     $prefixKeys = count($data) > 1;
                     foreach ($data as $index => $file) {
                         // Allow multiple files in the same key
                         $fieldKey = $prefixKeys ? "{$key}[{$index}]" : $key;
                         $postFields[$fieldKey] = $file->getCurlValue();
                     }
                 }
             } elseif (count($request->getPostFields())) {
                 $postFields = (string) $request->getPostFields()->useUrlEncoding(true);
             }
             if ($postFields !== false) {
                 if ($method == 'POST') {
                     unset($curlOptions[CURLOPT_CUSTOMREQUEST]);
                     $curlOptions[CURLOPT_POST] = true;
                 }
                 $curlOptions[CURLOPT_POSTFIELDS] = $postFields;
                 $request->removeHeader('Content-Length');
             }
         }
         // If the Expect header is not present, prevent curl from adding it
         if (!$request->hasHeader('Expect')) {
             $curlOptions[CURLOPT_HTTPHEADER][] = 'Expect:';
         }
     }
     // If a Content-Length header was specified but we want to allow curl to set one for us
     if (null !== $tempContentLength) {
         $request->removeHeader('Content-Length');
     }
     // Set custom cURL options
     foreach ($requestCurlOptions->toArray() as $key => $value) {
         if (is_numeric($key)) {
             $curlOptions[$key] = $value;
         }
     }
     // Do not set an Accept header by default
     if (!isset($curlOptions[CURLOPT_ENCODING])) {
         $curlOptions[CURLOPT_HTTPHEADER][] = 'Accept:';
     }
     // Add any custom headers to the request. Empty headers will cause curl to not send the header at all.
     foreach ($request->getHeaderLines() as $line) {
         $curlOptions[CURLOPT_HTTPHEADER][] = $line;
     }
     // Add the content-length header back if it was temporarily removed
     if ($tempContentLength) {
         $request->setHeader('Content-Length', $tempContentLength);
     }
     // Add the accept-encoding header back
     if ($acceptEncodingHeader) {
         $request->addHeader('Accept-Encoding', $acceptEncodingHeader);
     }
     // Apply the options to a new cURL handle.
     $handle = curl_init();
     // Enable the progress function if the 'progress' param was set
     if ($requestCurlOptions->get('progress')) {
         // Wrap the function in a function that provides the curl handle to the mediator's progress function
         // Using this rather than injecting the handle into the mediator prevents a circular reference
         $curlOptions[CURLOPT_PROGRESSFUNCTION] = function () use($mediator, $handle) {
             $args = func_get_args();
             $args[] = $handle;
             // PHP 5.5 pushed the handle onto the start of the args
             if (is_resource($args[0])) {
                 array_shift($args);
             }
             call_user_func_array(array($mediator, 'progress'), $args);
         };
         $curlOptions[CURLOPT_NOPROGRESS] = false;
     }
     curl_setopt_array($handle, $curlOptions);
     return new static($handle, $curlOptions);
 }

 /**
  * @param RequestInterface $request
  *
  * @return \Guzzle\Http\Message\MessageInterface
  */
 protected function addJsonContentTypeHeader(RequestInterface $request)
 {
     return $request->addHeader('Content-Type', 'application/json');
 }