扩展库

2016-06-21 17:13:19 +08:00
parent 7ea154d684
commit 18896b4e98
54 changed files with 9456 additions and 0 deletions
--- a/extend/org/transform/driver/Xml.php
+++ b/extend/org/transform/driver/Xml.php
@@ -0,0 +1,124 @@
+<?php
+// +----------------------------------------------------------------------
+// | ThinkPHP [ WE CAN DO IT JUST THINK ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2006~2016 http://thinkphp.cn 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 org\transform\driver;
+
+class Xml
+{
+    /**
+     * XML数据默认配置项
+     * @var array
+     */
+    private $config = [
+        'root_name' => 'think', //根节点名称
+        'root_attr' => [], //根节点属性
+        'item_name' => 'item', //数字节点转换的名称
+        'item_key'  => 'id', //数字节点转换的属性名
+    ];
+
+    /**
+     * 编码XML数据
+     * @param  mixed $data   被编码的数据
+     * @param  array $config 数据配置项
+     * @return string        编码后的XML数据
+     */
+    public function encode($data, array $config = [])
+    {
+        //初始化配置
+        $config = array_merge($this->config, $config);
+
+        //创建XML对象
+        $xml = new \SimpleXMLElement("<{$config['root_name']}></{$config['root_name']}>");
+        self::data2xml($xml, $data, $config['item_name'], $config['item_key']);
+        return $xml->asXML();
+    }
+
+    /**
+     * 解码XML数据
+     * @param  string  $str    XML字符串
+     * @param  boolean $assoc  是否转换为数组
+     * @param  array   $config 数据配置项
+     * @return string          解码后的XML数据
+     */
+    public function decode($str, $assoc = true, array $config = [])
+    {
+        //初始化配置
+        $config = array_merge($this->config, $config);
+
+        //创建XML对象
+        $xml = new \SimpleXMLElement($str);
+        if ($assoc) {
+            self::xml2data($xml, $data, $config['item_name'], $config['item_key']);
+            return $data;
+        }
+
+        return $xml;
+    }
+
+    /**
+     * 数据XML编码
+     * @static
+     * @access public
+     * @param  mixed  $data 数据
+     * @param  string $item 数字索引时的节点名称
+     * @param  string $id   数字索引key转换为的属性名
+     * @return string
+     */
+    public static function data2xml(\SimpleXMLElement $xml, $data, $item = 'item', $id = 'id')
+    {
+        foreach ($data as $key => $value) {
+            //指定默认的数字key
+            if (is_numeric($key)) {
+                $id && $val = $key;
+                $key        = $item;
+            }
+
+            //添加子元素
+            if (is_array($value) || is_object($value)) {
+                $child = $xml->addChild($key);
+                self::data2xml($child, $value, $item, $id);
+            } else {
+                $child = $xml->addChild($key, $value);
+            }
+
+            //记录原来的key
+            isset($val) && $child->addAttribute($id, $val);
+        }
+    }
+
+    /**
+     * 数据XML解码
+     * @static
+     * @access public
+     * @param  SimpleXMLElement $xml  xml对象
+     * @param  array            $data 解码后的数据
+     * @param  string           $item 数字索引时的节点名称
+     * @param  string           $id   数字索引key转换为的属性名
+     */
+    public static function xml2data(SimpleXMLElement $xml, &$data, $item = 'item', $id = 'id')
+    {
+        foreach ($xml->children() as $items) {
+            $key  = $items->getName();
+            $attr = $items->attributes();
+            if ($key == $item && isset($attr[$id])) {
+                $key = strval($attr[$id]);
+            }
+
+            if ($items->count()) {
+                self::xml2data($items, $val);
+            } else {
+                $val = strval($items);
+            }
+
+            $data[$key] = $val;
+        }
+    }
+}