php 批量替换程序的具体实现代码

代码如下:


代码如下:

<?php
/***************************************************************************
batch-replace, v1.1
***************************************************************************
file: batch-replace_utf8.php
functionality: 本程序可以扫描指定目录的所有文件，进行内容替换。可用于被批量挂马的删除以及批量更新页面某些内容。
本程序适用于对UTF-8的页面进行修改。

/***************************************************************************
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
***************************************************************************/

set_time_limit(3600);

if($_POST['Submit']=='开始执行操作'){
$dir = $_POST['searchpath'];
$shortname = $_POST['shortname'];
$isall = $_POST['isall'];
$isreg = $_POST['isreg'];

if (!get_magic_quotes_gpc()) {
$sstr = $_POST['sstr'];
$rpstr = $_POST['rpstr'];
} else {
$sstr = stripslashes($_POST['sstr']);
$rpstr = stripslashes($_POST['rpstr']);
}

//分析shortname
$arrext = explode ("|",$shortname);

if (!is_dir($dir)) return;
if ($sstr == '') return;

//把末尾的/去掉
if(substr($dir,-1)=='/') $dir = substr($dir,0,strrpos($dir,"/"));

//罗列所有目录
if ($isall == 1){
hx_dirtree($dir);
}else{
hx_dealdir($dir);

}

exit();
}

function hx_dirtree($path="."){
global $sstr,$rpstr,$isreg,$arrext;

$d = dir($path);
while(false !== ($v = $d->read())) {
if($v == "." || $v == "..") continue;
$file = $d->path."/".$v;
if(is_dir($file)) {
echo "<p>$v</p>"; hx_dirtree($file);
}else{
$ext=substr(strrchr($v,"."), 1);
if( in_array($ext , $arrext) ){
echo "<li>$file ";
$body = file_get_contents($file);
if($isreg == 1){
$body2 = preg_replace($sstr, $rpstr, $body);
}else{
$body2 = str_replace($sstr, $rpstr, $body);
}
if($body != $body2 && $body2 != ''){
tofile($file,$body2);
echo ' OK';
}else{
echo ' NO';
}
echo '</li>';
}
}
}
$d->close();
}

function hx_dealdir($dir){
global $sstr,$rpstr,$isreg,$arrext;
if ($dh = opendir($dir)) {
while (false !== ($file = readdir($dh))) {
if(filetype($dir.'/'.$file)=='file'){

$ext=substr(strrchr($file,"."), 1);
if( in_array($ext , $arrext) ){

echo "<li>$file ";
$body = file_get_contents($dir.'/'.$file);
if($isreg == 1){
$body2 = preg_replace($sstr, $rpstr, $body);
}else{
$body2 = str_replace($sstr, $rpstr, $body);
}
if($body != $body2 && $body2 != ''){
tofile($dir.'/'.$file,$body2);
echo ' OK';
}else{
echo ' NO';
}
echo '</li>';
}
}
}
closedir($dh);
}

}
//把生成文件的过程写出函数
function tofile($file_name,$file_content){
if (is_file ($file_name)){
@unlink ($file_name);
}
$handle = fopen ($file_name,"w");
if (!is_writable ($file_name)){
return false;
}
if (!fwrite ($handle,$file_content)){
return false;
}
fclose ($handle); //关闭指针
return $file_name;
}
?><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>批量替换程序|木马批量删除_www.itlearner.com</title>
<style type="text/css">
body{background:#FFFFFF;color:#000;font-size:12px;}
#top{text-align:center;}
h1,p,form{margin:0;padding:0;}
h1{font-size;14px;}
</style>
</head>
<body>
<div id="top">
<h1>批量替换程序(UTF-8版)</h1>
<div>本程序可以扫描指定目录的所有文件，进行<strong>内容替换</strong>。可用于被批量挂马的删除以及批量更新页面某些内容。<br/>
在文件数量非常多的情况下，本操作比较占用服务器资源，请确脚本超时限制时间允许更改，否则可能无法完成操作。</div>
</div>

<form action="<?=$_SERVER['SCRIPT_NAME']?>" name="form1" target="stafrm" method="post">
<table width="95%" border="0" align="center" cellpadding="3" cellspacing="1" bgcolor="#666666">
<tr>
<td width="10%" bgcolor="#FFFFFF"><strong> 起始根路径：</strong></td>
<td width="90%" bgcolor="#FFFFFF"><input name="searchpath" type="text" id="searchpath" value="./test" size="20" />
点表示当前目录，末尾不要加/ <input type="checkbox" name="isall" value="1" />包含此目录下所有目录</td>
</tr>
<tr>
<td bgcolor="#FFFFFF"><strong> 文件扩展名：</strong></td>
<td bgcolor="#FFFFFF"><input name="shortname" type="text" id="shortname" size="20" value="php|htm" />
多个请用|隔开</td>
</tr>
<tr id="rpct">
<td height="64" colspan="2" bgcolor="#FFFFFF"><table width="100%" border="0" cellspacing="1" cellpadding="1">
<tr bgcolor="#EDFCE2">
<td colspan="4"><strong>内容替换选项：</strong> <input type="checkbox" name="isreg" value="1" />使用正则表达式</td>
</tr>
<tr>
<td colspan="4">替换内容类默认使用字符串替换，也可以使用正则表达式(需勾选)。"替换为"不填写的话，就表示删除"替换内容"。</td>
</tr>
<tr>
<td width="10%"> 替换内容：</td>
<td width="36%"><textarea name="sstr" id="sstr" style="width:90%;height:45px"></textarea></td>
<td width="10%">替 换 为：</td>
<td><textarea name="rpstr" id="rpstr" style="width:90%;height:45px"></textarea></td>
</tr>
</table></td>
</tr>
<tr>
<td colspan="2" height="20" align="center" bgcolor="#E2F5BC"><input type="submit" name="Submit" value="开始执行操作" class="inputbut" /></td>
</tr>
</table>
</form>
<table width="95%" border="0" align="center" cellpadding="3" cellspacing="1" bgcolor="#666666">
<tr bgcolor="#FFFFFF">
<td id="mtd">
<div id='mdv' style='width:100%;height:100;'>
<iframe name="stafrm" frameborder="0" id="stafrm" width="100%" height="100%"></iframe>
</div>
<script type="text/javascript">
document.all.mdv.style.pixelHeight = screen.height - 450;
</script> </td>
</tr>
</table>

</body>
</html>