发表时间:2014-09-05来源:网络
<head> <title>test for xml file</title> <script type="text/javascript"> <!-- function cssShow(){ var b=document.getElementById("sele"); if(b.value==2){ document.getElementById("desc").style.display="none"; document.getElementById("note").style.display="none"; } else { document.getElementById("desc").style.display="inline-block"; document.getElementById("note").style.display="inline-block"; } } --> </script> </head> <form action="./test.php" method="post"> word: <input type="text" size=20 name="word"/><br/> <span id="desc">descri: <input type="text" size=20 name="descri"/></span><br/> <span id="note">note: <input type="text" size=20 name="note"/></span><br/> <select id="sele" name="select" onchange="javascript:cssShow();"> <option value="1" selected="selected">insert</option> <option value="2">query</option> </select><br/> <input type="submit" value="submit"/> </form> <?php header("content-type:text/html;charset=utf-8"); require_once 'xml.class.php'; if(isset($_POST['select'])){ $word=$descri=$note=""; $dom = new XMLOper(); if(isset($_POST['word'])){ $word=$_POST['word']; $word=strtoupper($word); } if(isset($_POST['descri'])){ $descri=$_POST['descri']; } if(isset($_POST['note'])){ $note=$_POST['note']; } $arr=array($descri,$word,$note); switch($_POST['select']){ case 1:if(!$dom->checkWord($word)){$dom->xml_insert($arr);$dom->save();echo "successful";} else {echo "danci has exist yet!";}exit; case 2:if(!$dom->checkWord($word)) die("no word in the dbtable"); $arr=$dom->xml_query($word); if($arr[0]==""){ die("no word in xml"); } echo "result:<br/>word:$arr[0]<br/>descri:$arr[1]<br/>note:$arr[2]"; } } ?>
<?php class XMLOper { private $dom; private $root; public function __construct(){ $this->dom =new DOMDocument("1.0","utf-8"); $this->dom->formatOutput=true; } public function xml_query($word){ $bool=$this->dom->load("test.xml"); if(!$bool)echo "error when load the xml file<br/>"; $arr=array(); $temp=$this->dom->getElementById($word); $arr[0]=$temp->getElementsByTagName("NAME")->item(0)->nodeValue; $arr[1]=$temp->getElementsByTagName("DESCRI")->item(0)->nodeValue; $arr[2]=$temp->getElementsByTagName("NOTES")->item(0)->nodeValue; return $arr; } public function setTextNode($Node,$content){ $Node->appendChild($this->dom->createTextNode($content)); } public function xml_insert($contentArray){ $arr=array("WORD","DESCRI","NAME","NOTES"); $this->setRootEle("DANCI"); for($j=0;$j<4;$j++){ $tempArr[$j]=$this->dom->createElement($arr[$j]); } $word=$this->root->appendChild($tempArr[0]); for($j=1;$j<4;$j++){ $this->setTextNode($word->appendChild($tempArr[$j]),$contentArray[$j-1]); } $word->setAttribute("id", $contentArray[1]); } public function setRootEle($name){ $this->root=$this->dom->appendChild($this->dom->createElement($name)); } public function checkWord($word){ $str=file_get_contents("test.xml"); if(preg_match("/<NAME>".$word."<//NAME>/", $str)==1)return true; else return false; } public function save(){ $this->dom->save("temp.xml"); $fp=fopen("temp.xml", "r+");//不能用w+,要不然文件就会被覆盖,这种方式会覆盖之前写过的信息,而不是插入。 /*下面的一句话就可以让保存的文件的编码设为UTF-8,而文件默认编码方式为ANSI。这一点可以用记事本程序查看文件的编码方式 fwrite($fp,"/xef/xbb/xbf");*/ fwrite($fp, "<?xml ?>"); fgets($fp,200);//第一行字节留有200足够,使文件指针转移到下一行 //fgets($fp,200); $xml=""; while(!feof($fp)){ $xml.=fread($fp, 1024); } $xml.="</TABLE>"; fclose($fp); $str=file_get_contents("test.xml"); $pattern="/<//TABLE>/";$replacement=""; $str=preg_replace($pattern,$replacement,$str); file_put_contents("test.xml",$str); $fp=fopen("test.xml", "a+"); fwrite($fp,$xml); fclose($fp); } } ?>
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