xml 解析类

2006-10-11 00:00:00 作者：

xml 解析类

xml 解析类 <?php
ob_start();
/*
* Copyright (c) 2003 NightKids <weidewang@magus-soft.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
 */
################################
/*
Last modify 2003-10-24 10:41:11
XML 分析类.上面是实用的例子,返回结果是一个二维数组格式 $Result[x][xml标记]=xml标记值;
这里没有从 http 中取数据,要用另外一个类取数据.
*/
class z99ParseXML{
#----------------------
var $ParseHandle=NULL; //解析器指针
var $CharSet="utf-8";//编码方式
var $Tag=NULL;
var $Attrib=array();
var $DataString=NULL;
var $XMLData=NULL;

var $debug = false;

var $ReturnData=array();

var $CurrentTag=NULL;
var $OpenTag=array();
var $CloseTag=array();

//var $NeedParseArray=array();
var $NeedParseBlockArray=array();
var $TagSum=0;

var $CurrentTagA=NULL;

var $TmpData=NULL;
#----------------------
function z99ParseXML(){
 $this->ParseHandle = xml_parser_create($this->CharSet);
 if(!$this->ParseHandle){ echo "不能创建 XML 解析器. ";
 return false;
 }
}#Function 分析XML End.
/*
function SetNeedParse($NeedParse){
 $this->NeedParseArray=$NeedParse;
}*/
function SetNeedParseBlock($NeedParseBlock){
 $this->NeedParseBlockArray=$NeedParseBlock;
}
function SetXMLData($XMLData=NULL){//设置XML数据
 if($XMLData==""){ if($this->debug) echo "XML 数据为空. ";exit();
 return false;
 }
 $this->XMLData=$XMLData;
}#Function SetXMLData End.

function GetXMLData(){
 if($this->XMLData==""){ if($this->debug) echo "还没有设置 XML 数据. ";exit();
 return false;
 }
 return $this->XMLData;
}#Function getXMLData End.

function ParseXMLData(){
 if($this->debug && !$this->ParseHandle) echo "不能创建 XML 解析器. ";
 //if(!is_array($this->NeedParseArray) && $this->debug) echo "请设置要分析的标记. ";
 $XMLData = $this->GetXMLData();
 $this->XMLData = preg_replace('/<\?xml(.*)?\?'.'>/', '', $XMLData);
 if( trim($this->XMLData)=="" ){ if($this->debug) echo "XML 数据错误. ";
 return false;
 }
 xml_parser_set_option($this->ParseHandle, XML_OPTION_CASE_FOLDING, false);
 xml_parser_set_option($this->ParseHandle, XML_OPTION_TARGET_ENCODING, $this->CharSet);
 xml_set_object($this->ParseHandle, $this);
 xml_set_element_handler($this->ParseHandle, 'StartTag', 'EndTag');
 xml_set_character_data_handler($this->ParseHandle, 'CData');
 if (!xml_parse($this->ParseHandle, $this->XMLData)) {
 if($this->debug)
 die(sprintf('XML error: %s at line %d',
 xml_error_string(xml_get_error_code($this->ParseHandle)),
 xml_get_current_line_number($this->ParseHandle)));
 return false;
 }
}#Function 解析XML数据 End.

function StartTag($ParseHandle,$Tag,$Attrib){#解析器句柄，标记名称，标记属性(数组)
 $this->OpenTag[$Tag];
}#Function 起始标记 End.

function CData($ParseHandle=NULL,$DataString=NULL){
 $this->TmpData=$DataString;
}#Function 取数据 End.

function EndTag($ParseHandle,$Tag){
 $NeedParse=$this->NeedParseBlockArray;
 $this->CloseTag[$Tag];
 $this->CurrentTag=$Tag;
 $TmpData=$this->TmpData;
 $DataLen=strlen(trim($TmpData));
 if( $DataLen !=0 ){
 $this->ReturnData[$this->TagSum][$Tag]=$TmpData;
 }
 if(array_search($Tag,$NeedParse)!==false) $this->TagSum++;
}#Function 结束标记 End.
function Result(){
 $aTmp=$this->ReturnData;
 return $aTmp;
}
#----------------------
}#Class 分析XML End.
#===========================
# 使用实例
#
#===========================
/*
$XMLData= <<< EOD
<U-MAX>
<ValidError>
 <ValidErrorCode>ErrorCode</ValidErrorCode>
 <ValidErrorInfo>The 'ProductCode' element has an invalid value according to its data type. An error occurred at(35, 29).</ValidErrorInfo>
 <ErrMSG>Eraer23 asdf SGs</ErrMSG>
</ValidError>
<ValidError>
 <ValidErrorCode>ErrorCode1</ValidErrorCode>
 <ValidErrorInfo>111The 'ProductCode' element has an invalid value according to its data type. An error occurred at(35, 29).</ValidErrorInfo>
 <ErrMSG>Errf aeaa SGs</ErrMSG>
</ValidError>
<ValidError>
 <ValidErrorCode>ErrorCo234</ValidErrorCode>
 <ValidErrorInfo>111The 'ProductCode' element has an invalid value according to its data type. An error occurred at(35, 29).</ValidErrorInfo>
 <ErrMSG>Errfae asdfSGs</ErrMSG>
</ValidError>
<ValidError>
 <ValidErrorCode>Erasdfasode1</ValidErrorCode>
 <ValidErrorInfo>11fasd asdas a sd29).</ValidErrorInfo>
 <ErrMSG>Eafe3aeaSGs</ErrMSG>
</ValidError>
</U-MAX>
EOD;
#===========================
//$NeedParse=array("ValidErrorCode","ValidErrorInfo");
$NeedParseBlock=array("ValidError","Fuck");
$xx = new z99ParseXML();
$xx->debug=true;
//$xx->SetNeedParse($NeedParse);//设置需要分析的标记
$xx->SetNeedParseBlock($NeedParseBlock);//设置需要分析的标记块比如上面的块是 ValidError
$xx->SetXMLData($XMLData);
$xx->GetXMLData();
$xx->ParseXMLData(); //如果 === false 说明分析数据时发生错误

$aa=$xx->Result();
echo $aa[0][ValidErrorCode]." ";
echo $aa[0][ErrMSG]." ";
echo $aa[0][ValidErrorInfo]." ";
echo " ";
echo $aa[1][ValidErrorCode]." ";
echo $aa[1][ErrMSG]." ";
echo $aa[1][ValidErrorInfo]." ";
for($i=0;$i<=count($aa)-1;$i++){
 //echo $aa[$i][ValidErrorCode];
 //echo $aa[$i][ValidErrorInfo]." ";
}
#===========================
*/
ob_end_flush();
?>