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 1: <?php
 2: /**
 3:  * Copyright 2012-2014 Rackspace US, Inc.
 4:  *
 5:  * Licensed under the Apache License, Version 2.0 (the "License");
 6:  * you may not use this file except in compliance with the License.
 7:  * You may obtain a copy of the License at
 8:  *
 9:  * http://www.apache.org/licenses/LICENSE-2.0
10:  *
11:  * Unless required by applicable law or agreed to in writing, software
12:  * distributed under the License is distributed on an "AS IS" BASIS,
13:  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14:  * See the License for the specific language governing permissions and
15:  * limitations under the License.
16:  */
17: 
18: namespace OpenCloud\Common\Http\Message;
19: 
20: use Guzzle\Http\Message\Response;
21: use OpenCloud\Common\Constants\Header;
22: use OpenCloud\Common\Constants\Mime;
23: use OpenCloud\Common\Exceptions\JsonError;
24: 
25: class Formatter
26: {
27:     public static function decode(Response $response)
28:     {
29:         if (strpos($response->getHeader(Header::CONTENT_TYPE), Mime::JSON) !== false) {
30:             $string = (string) $response->getBody();
31:             $response = json_decode($string);
32:             self::checkJsonError($string);
33: 
34:             return $response;
35:         }
36:     }
37: 
38:     public static function encode($body)
39:     {
40:         return json_encode($body);
41:     }
42: 
43:     public static function checkJsonError($string = null)
44:     {
45:         if (json_last_error()) {
46:             $error = sprintf('%s', json_last_error_msg());
47:             $message = ($string) ? sprintf('%s trying to decode: %s', $error, $string) : $error;
48:             throw new JsonError($message);
49:         }
50:     }
51: }
52: 
API documentation generated by ApiGen 2.8.0