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调整xml生成方法，是用PHP内置的SimpleXMLElement对象进行编码

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麦当苗儿
2013-04-20 12:27:58 +08:00
parent e92884ee0b
commit 1b3f366a59
1 changed files with 39 additions and 32 deletions
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71
Library/Think/Transform/Driver/Xml.php
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@@ -21,7 +21,6 @@ class Xml{
'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
'encoding' => 'utf-8', //字符集编码
];
/**
@@ -34,29 +33,31 @@ class Xml{
//初始化配置
$config = array_merge($this->config, $config);
if(is_array($config['root_attr'] && !empty($config['root_attr']))){
$attr = [];
foreach ($config['root_attr'] as $key => $value) {
$attr[] = "{$key}=\"{$value}\"";
}
$attr = implode(' ', $attr);
}
$attr = empty($attr) ? '' : " {$attr}";
$xml = "<?xml version=\"1.0\" encoding=\"{$config['encoding']}\"?>";
$xml .= "<{$config['root_name']}{$attr}>";
$xml .= self::data2xml($data, $config['item_name'], $config['item_key']);
$xml .= "</{$config['root_name']}>";
return $xml;
//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 $xml->asXML();
}
public function decode($data, $assoc = true, array $config = []){
/**
* 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
$xml = new SimpleXMLElement($data);
self::xml2data($xml, $data, $config['item_name'], $config['item_key']);
return $data;
$xml = new \SimpleXMLElement($str);
if($assoc){
self::xml2data($xml, $data, $config['item_name'], $config['item_key']);
return $data;
}
return $xml;
}
/**
@@ -68,18 +69,25 @@ class Xml{
* @param string $id 数字索引key转换为的属性名
* @return string
*/
static public function data2xml($data, $item = 'item', $id = 'id') {
$xml = $attr = '';
foreach ($data as $key => $val) {
static public 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 && $attr = " {$id}=\"{$key}\"";
$id && $val = $key;
$key = $item;
}
$xml .= "<{$key}{$attr}>";
$xml .= (is_array($val) || is_object($val)) ? self::data2xml($val, $item, $id) : $val;
$xml .= "</{$key}>";
//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);
}
return $xml;
}
/**
@@ -92,21 +100,20 @@ class Xml{
* @param string $id 数字索引key转换为的属性名
*/
static public function xml2data(SimpleXMLElement $xml, &$data, $item = 'item', $id = 'id'){
foreach ($xml as $items) {
foreach ($xml->children() as $items) {
$key = $items->getName();
$attr = $items->attributes();
if($key == $item && isset($attr[$id])){
$key = strval($attr[$id]);
}
$child = $items->children();
if(empty($child)){
$val = strval($items);
if($items->count()){
self::xml2data($items, $val);
} else {
self::xml2data($child, $val);
$val = strval($items);
}
$data[$key] = $val;
}
}
}
}