1 <?php

     2 /**

     3  * Zend Framework

     4  *

     5  * LICENSE

     6  *

     7  * This source file is subject to the new BSD license that is bundled

     8  * with this package in the file LICENSE.txt.

     9  * It is also available through the world-wide-web at this URL:

    10  * http://framework.zend.com/license/new-bsd

    11  * If you did not receive a copy of the license and are unable to

    12  * obtain it through the world-wide-web, please send an email

    13  * to license@zend.com so we can send you a copy immediately.

    14  *

    15  * @category   Zend

    16  * @package    Zend_Http

    17  * @subpackage UserAgent

    18  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

    19  * @license    http://framework.zend.com/license/new-bsd     New BSD License

    20  */

    21 

    22 /**

    23  * Zend_Http_UserAgent_Features_Adapter_Interface

    24  */

    25 require_once 'Zend/Http/UserAgent/Features/Adapter.php';

    26 

    27 /**

    28  * Features adapter build with the Tera Wurfl Api

    29  * See installation instruction here : http://www.tera-wurfl.com/wiki/index.php/Installation 

    30  * Download : http://www.tera-wurfl.com/wiki/index.php/Downloads

    31  *

    32  * @package    Zend_Http

    33  * @subpackage UserAgent

    34  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

    35  * @license    http://framework.zend.com/license/new-bsd     New BSD License

    36  */

    37 class Zend_Http_UserAgent_Features_Adapter_TeraWurfl implements Zend_Http_UserAgent_Features_Adapter

    38 {

    39     /**

    40      * Get features from request

    41      *

    42      * @param  array $request $_SERVER variable

    43      * @return array

    44      */

    45     public static function getFromRequest($request, array $config)

    46     {

    47         if (!class_exists('TeraWurfl')) {

    48             // If TeraWurfl class not found, see if we can load it from 

    49             // configuration

    50             //

    51             if (!isset($config['terawurfl'])) {

    52                 // No configuration

    53                 require_once 'Zend/Http/UserAgent/Features/Exception.php';

    54                 throw new Zend_Http_UserAgent_Features_Exception('"TeraWurfl" configuration is not defined');

    55             }

    56             

    57             $config = $config['terawurfl'];

    58 

    59              if (empty($config['terawurfl_lib_dir'])) {

    60                 // No lib_dir given

    61                 require_once 'Zend/Http/UserAgent/Features/Exception.php';

    62                 throw new Zend_Http_UserAgent_Features_Exception('The "terawurfl_lib_dir" parameter is not defined');

    63             }

    64 

    65             // Include the Tera-WURFL file

    66             require_once ($config['terawurfl_lib_dir'] . '/TeraWurfl.php');

    67         }

    68         

    69         

    70         // instantiate the Tera-WURFL object

    71         $wurflObj = new TeraWurfl();

    72         

    73         // Get the capabilities of the current client.

    74         $matched = $wurflObj->getDeviceCapabilitiesFromRequest(array_change_key_case($request, CASE_UPPER));

    75         

    76         return self::getAllCapabilities($wurflObj);

    77     }

    78 

    79     /***

    80      * Builds an array with all capabilities

    81      * 

    82      * @param TeraWurfl $wurflObj TeraWurfl object

    83      */

    84     public static function getAllCapabilities(TeraWurfl $wurflObj)

    85     {

    86         

    87         foreach ($wurflObj->capabilities as $group) {

    88             if (!is_array($group)) {

    89                 continue;

    90             }

    91             while (list ($key, $value) = each($group)) {

    92                 if (is_bool($value)) {

    93                     // to have the same type than the official WURFL API

    94                     $features[$key] = ($value ? 'true' : 'false');

    95                 } else {

    96                     $features[$key] = $value;

    97                 }

    98             }

    99         }

   100         return $features;

   101     }

   102 }