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;
19: 
20: use Guzzle\Http\Client as GuzzleClient;
21: use Guzzle\Http\Curl\CurlVersion;
22: use OpenCloud\Common\Exceptions\UnsupportedVersionError;
23: 
24: /**
25:  * Base client object which handles HTTP transactions. Each service is based off of a Client which acts as a
26:  * centralized parent.
27:  */
28: class Client extends GuzzleClient
29: {
30:     const VERSION = '1.9.0';
31:     const MINIMUM_PHP_VERSION = '5.3.0';
32: 
33:     public function __construct($baseUrl = '', $config = null)
34:     {
35:         // @codeCoverageIgnoreStart
36:         if (PHP_VERSION < self::MINIMUM_PHP_VERSION) {
37:             throw new UnsupportedVersionError(sprintf(
38:                 'You must have PHP version >= %s installed.',
39:                 self::MINIMUM_PHP_VERSION
40:             ));
41:         }
42:         // @codeCoverageIgnoreEnd
43: 
44:         parent::__construct($baseUrl, $config);
45:     }
46: 
47:     public function getDefaultUserAgent()
48:     {
49:         return 'OpenCloud/' . self::VERSION
50:         . ' cURL/' . CurlVersion::getInstance()->get('version')
51:         . ' PHP/' . PHP_VERSION;
52:     }
53: 
54:     public function getUserAgent()
55:     {
56:         return $this->userAgent;
57:     }
58: }
59: