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使用PHP 5.0 轻松解析XML文档（3）

出处:互联网   整理: 软晨网（RuanChen.com）   发布: 2009-11-03   浏览: 160 ::
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文件:SimpleDocumentRoot.php 

＜?php/** *========================================================= * * @author hahawen(大龄青年) * @since 2004-12-04 * @copyright Copyright (c) 2004, NxCoder Group * *========================================================= *//** * class SimpleDocumentRoot * xml root class, include values/attributes/subnodes. * all this pachage's is work for xml file, and method is action as DOM. * * @package SmartWeb.common.xml * @version 1.0 */class SimpleDocumentRoot extends SimpleDocumentBase{ private $prefixStr = '＜?xml version="1.0" encoding="utf-8" ?＞'; private $nodeLists = array(); function __construct($nodeTag) { parent::__construct($nodeTag); } public function createNodeObject($pNodeId, $name, $attributes) { $seq = sizeof($this-＞nodeLists); $tmpObject = new SimpleDocumentNode($this, $pNodeId, $name, $seq); $tmpObject-＞setAttributes($attributes); $this-＞nodeLists[$seq] = $tmpObject; return $tmpObject; } public function removeNodeById($id) { if(sizeof($this-＞nodeLists)==1) $this-＞nodeLists = array(); else unset($this-＞nodeLists[$id]); } public function getNodeById($id) { return $this-＞nodeLists[$id]; } public function createNode($name, $attributes) { return $this-＞createNodeByName($this, $name, $attributes, -1); } public function removeNode($name) { return $this-＞removeNodeByName($this, $name); } public function getNode($name=null) { return $this-＞getNodeByName($this, $name); } public function getSaveXml() { $prefixSpace = ""; $str = $this-＞prefixStr."\r\n"; return $str.parent::getSaveXml(0); }}?＞
　　
　　文件:SimpleDocumentNode.php 

＜?php/** *========================================================= * * @author hahawen(大龄青年) * @since 2004-12-04 * @copyright Copyright (c) 2004, NxCoder Group * *========================================================= *//** * class SimpleDocumentNode * xml Node class, include values/attributes/subnodes. * all this pachage's is work for xml file, and method is action as DOM. * * @package SmartWeb.common.xml * @version 1.0 */class SimpleDocumentNode extends SimpleDocumentBase{ private $seq = null; private $rootObject = null; private $pNodeId = null; function __construct($rootObject, $pNodeId, $nodeTag, $seq) { parent::__construct($nodeTag); $this-＞rootObject = $rootObject; $this-＞pNodeId = $pNodeId; $this-＞seq = $seq; } public function getPNodeObject() { return ($this-＞pNodeId==-1)? $this-＞rootObject: $this-＞rootObject-＞getNodeById($this-＞pNodeId); } public function getSeq(){ return $this-＞seq; } public function createNode($name, $attributes) { return $this-＞createNodeByName($this-＞rootObject, $name, $attributes, $this-＞getSeq()); } public function removeNode($name) { return $this-＞removeNodeByName($this-＞rootObject, $name); } public function getNode($name=null) { return $this-＞getNodeByName($this-＞rootObject, $name); }}?＞