library/Zend/Http/UserAgent/Features/Adapter/TeraWurfl.php

@@ -0,0 +1,102 @@
+<?php
+/**
+ * Zend Framework
+ *
+ * LICENSE
+ *
+ * This source file is subject to the new BSD license that is bundled
+ * with this package in the file LICENSE.txt.
+ * It is also available through the world-wide-web at this URL:
+ * http://framework.zend.com/license/new-bsd
+ * If you did not receive a copy of the license and are unable to
+ * obtain it through the world-wide-web, please send an email
+ * to license@zend.com so we can send you a copy immediately.
+ *
+ * @category   Zend
+ * @package    Zend_Http
+ * @subpackage UserAgent
+ * @copyright  Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+
+/**
+ * Zend_Http_UserAgent_Features_Adapter_Interface
+ */
+require_once 'Zend/Http/UserAgent/Features/Adapter.php';
+
+/**
+ * Features adapter build with the Tera Wurfl Api
+ * See installation instruction here : http://www.tera-wurfl.com/wiki/index.php/Installation
+ * Download : http://www.tera-wurfl.com/wiki/index.php/Downloads
+ *
+ * @package    Zend_Http
+ * @subpackage UserAgent
+ * @copyright  Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+class Zend_Http_UserAgent_Features_Adapter_TeraWurfl implements Zend_Http_UserAgent_Features_Adapter
+{
+    /**
+     * Get features from request
+     *
+     * @param  array $request $_SERVER variable
+     * @return array
+     */
+    public static function getFromRequest($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;
+            }
+            while (list ($key, $value) = each($group)) {
+                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;
+    }
+}