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127 lines
3.1 KiB
127 lines
3.1 KiB
<?php
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/**
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*
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*
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* @author 14042058
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* @date 2014-6-30
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*/
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class ArrayToXML {
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//文档对象
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private static $doc = NULL;
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//版本号
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private static $version = '1.0';
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/**
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* 初始化文档版本及编码
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*
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* @param string $version 版本号
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* @param string $encoding XML编码
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*/
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public static function init($version, $encoding) {
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self::$doc = new DomDocument($version, $encoding);
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self::$doc->formatOutput = true;
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}
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/**
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* 转换数组到XML
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*
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* @param array $array 要转换的数组
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* @param string $rootName 要节点名称
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* @param string $version 版本号
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* @param string $encoding XML编码
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*
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* @return string
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*/
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public static function parse($array, $rootName = 'root', $version = '1.0', $encoding = 'UTF-8') {
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self::init($version, $encoding);
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//转换
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$node = self::convert($array, $rootName,self::$doc);
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self::$doc->appendChild($node);
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return self::$doc->saveXML();
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}
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/**
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* 递归转换
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*
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* @param array $array 数组
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* @param string $nodeName 节点名称
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*
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* @return object (DOMElement)
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*/
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private static function convert($array, $nodeName,$parentNode) {
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if (!is_array($array)) return false;
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//创建父节点
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$node = self::createNode($nodeName);
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//循环数组
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foreach ($array as $key => $value) {
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if(is_numeric($key)){
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if (!is_array($value)) {
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$element = self::createNode($nodeName);
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$element->appendChild(self::createValue($value));
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$parentNode->appendChild($element);
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}else{
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$parentNode->appendChild(self::convert($value, $nodeName,$parentNode));
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}
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}else{
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//如果不是数组，则创建节点的值
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if (!is_array($value)) {
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$element = self::createNode($key);
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$element->appendChild(self::createValue($value));
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$node->appendChild($element);
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} else {
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//如果是数组，则递归
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if(is_numeric(current(array_keys($value)))){
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self::convert($value, $key,$node);
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}else{
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$node->appendChild(self::convert($value, $key,$node));
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}
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}
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}
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}
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return $node;
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}
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private static function createNode($name) {
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$node = NULL;
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//如果是字符串，则创建节点
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if (!is_numeric($name)) {
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$node = self::$doc->createElement($name);
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} else {
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//如果是数字，则创建默认item节点
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$node = self::$doc->createElement('item');
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}
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return $node;
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}
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/**
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* 创建文本节点
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*
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* @param string || bool || integer $value
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*
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* @return object (DOMText || DOMCDATASection );
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*/
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private static function createValue($value) {
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$textNode = NULL;
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//如果是bool型，则转换为字符串
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if (true === $value || false === $value) {
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$textNode = self::$doc->createTextNode($value ? 'true' : 'false');
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} else {
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//如果含有HTML标签，则创建CDATA节点
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if (strpos($value, '<') > -1) {
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$textNode = self::$doc->createCDATASection($value);
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} else {
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$textNode = self::$doc->createTextNode($value);
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}
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}
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return $textNode;
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}
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}
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?>
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