Beispiel #1
0
 /**
  *
  * @param string $http_method
  * @param string $url
  * @param array $curl_opts @see http://php.net/manual/en/function.curl-setopt.php
  * @param array $entity_headers
  * @param array $entity_body
  * @return array
  *
  */
 public static function make_request($http_method, $url, array $curl_opts = array(), array $entity_headers = null, $entity_body = null)
 {
     if (!$url) {
         throw new \Exception("URI cannot be empty");
     }
     $http_method = strtoupper($http_method);
     $handle = curl_init($url);
     // initialize curl handle
     //        $curl_opts = self::sanitize_curlopts($curl_opts);
     /*
      * take the union of the input curl_opts and our defauls, allowing the
      * input to override the defaults
      */
     $curl_opts = $curl_opts + self::$default_curl_opts;
     // but don't allow override of CURLOPT_RETURNTRANSFER => 1, // return result to a variable
     $curl_opts[CURLOPT_RETURNTRANSFER] = 1;
     curl_setopt_array($handle, $curl_opts);
     // set entity headers if they were supplied
     if ($entity_headers) {
         curl_setopt($handle, CURLOPT_HTTPHEADER, $entity_headers);
     }
     $put_data_file = null;
     switch ($http_method) {
         case 'GET':
             break;
         case 'POST':
             curl_setopt($handle, CURLOPT_POST, 1);
             if ($entity_body) {
                 curl_setopt($handle, CURLOPT_POSTFIELDS, $entity_body);
             }
             break;
         case 'PUT':
             curl_setopt($handle, CURLOPT_PUT, 1);
             if ($entity_body) {
                 /* Prepare the data for HTTP PUT. */
                 $put_data_file = tmpfile();
                 fwrite($put_data_file, $entity_body);
                 fseek($put_data_file, 0);
                 curl_setopt($handle, CURLOPT_INFILE, $put_data_file);
                 curl_setopt($handle, CURLOPT_INFILESIZE, strlen($entity_body));
             }
             break;
         case 'DELETE':
             curl_setopt($handle, CURLOPT_CUSTOMREQUEST, 'DELETE');
             break;
         case 'HEAD':
             curl_setopt($handle, CURLOPT_NOBODY, 1);
             break;
         case 'OPTIONS':
             curl_setopt($handle, CURLOPT_CUSTOMREQUEST, 'OPTIONS');
             break;
         default:
             throw new \Exception("Unknown HTTP Method: [{$http_method}]");
             break;
     }
     $http_response = curl_exec($handle);
     $response_info = curl_getinfo($handle);
     $put_data_file ? fclose($put_data_file) : null;
     if ($http_response === false) {
         // some sort od Network level failure
         throw new \Exception("HTTP Communication Failed: Curl Error Number [" . curl_errno($handle) . "] : " . curl_error($handle));
     }
     curl_close($handle);
     self::$response_has_headers = $http_method == 'HEAD' || Arr::get(CURLOPT_HEADER, $curl_opts) == 1;
     return array('response' => $http_response, 'info' => $response_info);
 }
Beispiel #2
0
 /**
 *
 * @param <type> $header_block
 * @return array
 * <code>
 * ex:
 * Array
    (
        [raw] => {the raw unparsed header block}
        [http_version] => HTTP/1.0
        [status_code] => 302
        [status_label] => Found
        [headers] => Array
            (
                [location] => http://www.iana.org/domains/example/
                [server] => BigIP
                [connection] => Keep-Alive
                [content-length] => 0
            )
 
    )
 * </code>
 */
 function parse_header_block($header_block)
 {
     $parsed_header_block = array('raw' => $header_block, 'http_version' => null, 'status_code' => null, 'status_label' => null, 'headers' => array());
     $header_lines = preg_split('/[\\r?\\n]+/', $header_block);
     // take apart the http declaration on the first line
     $http_declaration = array();
     preg_match('/^(.*)\\s+(\\d\\d\\d)\\s+(.*)$/', array_shift($header_lines), $http_declaration);
     $parsed_header_block['http_version'] = Arr::get(1, $http_declaration);
     $parsed_header_block['status_code'] = Arr::get(2, $http_declaration);
     $parsed_header_block['status_label'] = Arr::get(3, $http_declaration);
     // parse the rest of the headers into an array
     $processed_headers = array();
     foreach ($header_lines as $header_line) {
         $header_line = explode(':', $header_line, 2);
         if (count($header_line) == 2) {
             $header_line = array_map('trim', $header_line);
             if (array_key_exists($header_line[0], $processed_headers)) {
                 if (!is_array($processed_headers[$header_line[0]])) {
                     $processed_headers[$header_line[0]] = array($processed_headers[$header_line[0]]);
                 }
                 $processed_headers[$header_line[0]][] = $header_line[1];
             } else {
                 $processed_headers[$header_line[0]] = $header_line[1];
             }
         }
     }
     $parsed_header_block['headers'] = is_array($processed_headers) ? array_change_key_case($processed_headers, CASE_LOWER) : $processed_headers;
     return $parsed_header_block;
 }