TeraWurfl.php

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<?php
#require_once 'Zend/Http/UserAgent/Features/Adapter.php';

class Zend_Http_UserAgent_Features_Adapter_TeraWurfl implements Zend_Http_UserAgent_Features_Adapter
{
    public static function getFromRequest($request, array $config)
    {
        if (!class_exists('TeraWurfl')) {
            // If TeraWurfl class not found, see if we can load it from
            // configuration
            //
            if (!isset($config['terawurfl'])) {
                // No configuration
                #require_once 'Zend/Http/UserAgent/Features/Exception.php';
                throw new Zend_Http_UserAgent_Features_Exception('"TeraWurfl" configuration is not defined');
            }

            $config = $config['terawurfl'];

             if (empty($config['terawurfl_lib_dir'])) {
                // No lib_dir given
                #require_once 'Zend/Http/UserAgent/Features/Exception.php';
                throw new Zend_Http_UserAgent_Features_Exception('The "terawurfl_lib_dir" parameter is not defined');
            }

            // Include the Tera-WURFL file
            #require_once ($config['terawurfl_lib_dir'] . '/TeraWurfl.php');
        }


        // instantiate the Tera-WURFL object
        $wurflObj = new TeraWurfl();

        // Get the capabilities of the current client.
        $matched = $wurflObj->getDeviceCapabilitiesFromRequest(array_change_key_case($request, CASE_UPPER));

        return self::getAllCapabilities($wurflObj);
    }

    /***
     * Builds an array with all capabilities
     *
     * @param TeraWurfl $wurflObj TeraWurfl object
     */
    public static function getAllCapabilities(TeraWurfl $wurflObj)
    {

        foreach ($wurflObj->capabilities as $group) {
            if (!is_array($group)) {
                continue;
            }
            foreach ($group as $key => $value) {
                if (is_bool($value)) {
                    // to have the same type than the official WURFL API
                    $features[$key] = ($value ? 'true' : 'false');
                } else {
                    $features[$key] = $value;
                }
            }
        }
        return $features;
    }
}