php XML檔案解析類(附示範代碼)

/** XML 檔案分析類 * Date: 2013-02-01 * Author: fdipzone * Ver: 1.0 * Edition bbs.it-home.org * func: * loadXmlFile($xmlfile) 讀入xml檔案輸出Array * loadXmlString($xmlstring) 讀入xmlstring 輸出Array */ class XMLParser{ /** 讀取xml檔案 * @param String $xmlfile * @return Array */ public function loadXmlFile($xmlfile){ // get xmlfile content $xmlstring = file_exists($xmlfile)? file_get_contents($xmlfile) : ''; // parser xml list($flag, $data) = $this->parser($xmlstring); return $this->response($flag, $data); } /** 讀取xmlstring * @param String $xmlstring * @return Array */ public function loadXmlString($xmlstring){ // parser xml list($flag, $data) = $this->parser($xmlstring); return $this->response($flag, $data); } /** 解釋xml內容 * @param String $xmlstring * @return Array */ private function parser($xmlstring){ $flag = false; $data = array(); // check xml format if($this->checkXmlFormat($xmlstring)){ $flag = true; // xml to object $data = simpleXML_load_string($xmlstring, 'SimpleXMLElement', LIBXML_NOCDATA); // object to array $this->objectToArray($data); } return array($flag, $data); } /** 檢查xml格式是否正確 * @param String $xmlstring * @return boolean */ private function checkXmlFormat($xmlstring){ if($xmlstring==''){ return false; } $xml_parser_obj = xml_parser_create(); if(xml_parse_into_struct($xml_parser_obj, $xmlstring, $vals, $indexs)===1){ // 1:success 0:fail return true; }else{ return false; } } /** object 轉 Array * @param object $object * @return Array */ private function objectToArray(&$object){ $object = (array)$object; foreach($object as $key => $value){ if($value==''){ $object[$key] = ""; }else{ if(is_object($value) || is_array($value)){ $this->objectToArray($value); $object[$key] = $value; } } } } /** 輸出返回 * @param boolean $flag true:false * @param Array $data 轉換後的資料 * @return Array */ private function response($flag=false, $data=array()){ return array($flag, $data); } } ?> 複製代碼 2，示範樣本 require "XMLParser.class.php"; $xmlfile = 'file.xml'; $xmlstring = ' 1000 100 fdipzone 1 28 '; echo ' '; $xml_parser = new XMLParser(); echo "response xmlfile\r\n"; list($flag, $xmldata) = $xml_parser->loadXmlFile($xmlfile); if($flag){ print_r($xmldata); } echo "response xmlstring\r\n"; list($flag, $xmldata) = $xml_parser->loadXmlString($xmlstring); if($flag){ print_r($xmldata); } echo ' '; ?> 複製代碼 附，PHP XML預定義常量: http://bbs.it-home.org/shouce/php5/libxml.constants.html

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