添加数据转换类及相关驱动

Library/Think/Transform.php

@@ -0,0 +1,47 @@
+<?php
+// +----------------------------------------------------------------------
+// | TOPThink [ WE CAN DO IT JUST THINK ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2011 http://topthink.com All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
+// +----------------------------------------------------------------------
+// | Author: 麦当苗儿 <zuojiazi.cn@gmail.com> <http://www.zjzit.cn>
+// +----------------------------------------------------------------------
+
+namespace Think;
+
+// 内容解析类
+class Transform {
+
+    static private $handler = [];
+
+    static private init($type){
+    	if(!isset(self::$handler[$type])) {
+            $class = '\\Think\\Transform\\Driver\\' . ucwords($type);
+            self::$handler[$type] = new $class();
+        }
+    }
+
+    // 编码内容
+    static public function encode($content, $type){
+        self::init($type);
+        return self::$handler[$type]->encode($content);
+    }
+
+    // 解码内容
+    static public function decode($content, $type, $assoc = true){
+    	self::init($type);
+    	return self::$handler[$type]->decode($content, $assoc);
+    }
+
+    // 调用驱动类的方法
+    // Transform::xmlEncode('abc')
+    // Transform::jsonDecode('abc', true);
+	static public function __callStatic($method, $params){
+		$type   = substr($method, 0, strlen($method) - 6);
+		$method = substr($method, -6);
+		$assoc  = empty($params[2]) ? true : false;
+        return self::$method($params[0], $type, $assoc);
+	}
+}