1 <?php
 2 
 3 namespace PayPal\Common;
 4 
 5 /**
 6  * Class PayPalUserAgent
 7  * PayPalUserAgent generates User Agent for curl requests
 8  *
 9  * @package PayPal\Common
10  */
11 class PayPalUserAgent
12 {
13 
14     /**
15      * Returns the value of the User-Agent header
16      * Add environment values and php version numbers
17      *
18      * @param string $sdkName
19      * @param string $sdkVersion
20      * @return string
21      */
22     public static function getValue($sdkName, $sdkVersion)
23     {
24         $featureList = array(
25             'platform-ver=' . PHP_VERSION,
26             'bit=' . self::_getPHPBit(),
27             'os=' . str_replace(' ', '_', php_uname('s') . ' ' . php_uname('r')),
28             'machine=' . php_uname('m')
29         );
30         if (defined('OPENSSL_VERSION_TEXT')) {
31             $opensslVersion = explode(' ', OPENSSL_VERSION_TEXT);
32             $featureList[] = 'crypto-lib-ver=' . $opensslVersion[1];
33         }
34         if (function_exists('curl_version')) {
35             $curlVersion = curl_version();
36             $featureList[] = 'curl=' . $curlVersion['version'];
37         }
38         return sprintf("PayPalSDK/%s %s (%s)", $sdkName, $sdkVersion, implode('; ', $featureList));
39     }
40 
41     /**
42      * Gets PHP Bit version
43      *
44      * @return int|string
45      */
46     private static function _getPHPBit()
47     {
48         switch (PHP_INT_SIZE) {
49             case 4:
50                 return '32';
51             case 8:
52                 return '64';
53             default:
54                 return PHP_INT_SIZE;
55         }
56     }
57 }
58 

API documentation generated by ApiGen