php上传测试代码

<?php
/*******
author:hring
date:2012-5-14
//检查服务器上传功能
//实现单个或者多个文件上传
*********/
header("content-Type: text/html; charset=gb2312");
session_start();
$auth_pass = "e10adc3949ba59abbe56e057f20f883e";//MD5加密值123456,留空不验证
if(isset($_GET["act"]) && $_GET["act"] == "del" ){ //删除测试文件
$filename=basename($_SERVER['PHP_SELF']);
@unlink($filename);
exit('Error:File Not Found!');
}
function Login() {
die("<pre align=center><b>Input Passwd</b><br><form method=post>Password: <input type=password name=pass><input type=submit value='GO'></form></pre>");
}

if(!isset($_SESSION["access"]))
if( empty($auth_pass) || ( isset($_POST['pass']) && (md5($_POST['pass']) == $auth_pass) ) )
$_SESSION["access"] = "OK";
else
Login();

function getcon($varName)
{
switch($res = get_cfg_var($varName))
{
case 0:
return NO;
break;
case 1:
return YES;
break;
default:
return $res;
break;
}

}
?>
<fieldset>
<legend>服务器相关信息：</legend>
file_uploads=<?=getcon("file_uploads")?><br/>
upload_max_filesize=<?=getcon("upload_max_filesize")?><br/>
post_max_size=<?=getcon("post_max_size")?><br/>
当前文件相当路径：<?=$_SERVER['PHP_SELF']?><br/>
当前文件绝对路径：<?=$_SERVER['SCRIPT_FILENAME']?><br/>
</fieldset>
<?php
if(getcon("file_uploads")=="NO"){
die ("<font color=red>服务器禁止上传！</font>");
}
function dir_exists(){
if(!file_exists("west263")){
mkdir("west263",0777);
echo "west263目录不存在，新建目录成功！"."<br/>";
}else{
echo "west263目录已经存在"."<br/>";
}
}
if($_POST["act"]=="TEST1"){
if($_POST["repeart"]==$_SESSION["num"]){
$temarr=$_FILES["filename"];
if($temarr["name"]!=""){
foreach($temarr as $name=>$value){
if($name=="size")
echo "filesize: ". round($value /1024,2) ."KB <br/>";
else
echo $name.":".$value."<br/>";
}
if(is_uploaded_file($temarr["tmp_name"])){
$updir="west263/".$temarr["name"];
$updir=iconv("utf-8","gbk",$updir);
if(!file_exists($updir)){
dir_exists();
if(move_uploaded_file($temarr["tmp_name"],$updir))
echo "<font color=red >".$temarr["name"]."上传成功</font>"."<br/><br/>";
else
die("上传失败!");
}else{
echo"<font color=red >".$temarr["name"]."已经存在,上传中止!</font>"."<br/><br/>";
}
}

}else{
echo "没有选择上传文件！"."<br/>";
}
}else{
echo "<br/><font color=red >请勿刷新，会造成重复上传！！</font><br/><br/>";
}
}elseif($_POST["act"]=="TEST2"){
if($_POST["repeart"]==$_SESSION["num"]){
$filename=$_FILES["upfile"]["name"];
$filetype=$_FILES["upfile"]["type"];
$file_tem_name=$_FILES["upfile"]["tmp_name"];
$filesize=$_FILES["upfile"]["size"];
if($filename[0]!=""){
$a=count($filename);
for($i=0;$i<$a;$i++){
if($filename[$i]!=""){
echo "name: ".$filename[$i]."<br/>".
"type: ".$filetype[$i]."<br/>".
"tem_name: ".$file_tem_name[$i]."<br/>".
"filesize: ".round($filesize[$i]/1024,2) ."KB <br/>";
dir_exists();
$updir="west263/".$filename[$i];
$updir=iconv("utf-8","gbk",$updir);
if(!file_exists($updir)){
if(move_uploaded_file($file_tem_name[$i],$updir))
echo "<font color=red >".$filename[$i]."上传成功</font>"."<br/><br/>";
else
die("上传失败!<br/><br/>");
}else echo("<font color=red >".$filename[$i]."已经存在,上传中止!</font>"."<br/><br/>");

}
}
}else{ echo "没有选择上传文件！";}
}else{ echo "<br/><font color=red >请勿刷新，会造成重复上传！！</font><br/><br/>";}
}
$butn=mt_rand(100, 1000);
$_SESSION["num"]=$butn;
?>
<fieldset><br/>

<legend>单个文件上传</legend>
<form name="form1" method="post" action="" enctype="multipart/form-data">
<input name="filename" type="file"><br/><br/>
<input type="hidden" name="repeart" value="<?=$butn ?>">
<input type="submit" name="act" value="TEST1" >
</form>
</fieldset><br/>
<fieldset>
<legend>多个文件上传</legend>
<form method="post" action="" enctype="multipart/form-data">
<input name="upfile[]" type="file"><br/><br/>
<input name="upfile[]" type="file"><br/><br/>
<input name="upfile[]" type="file"><br/><br/>
<input type="hidden" name="repeart" value="<?=$butn ?>">
<input type="submit" name="act" value="TEST2" >
</form>
</fieldset><br/>
备注：文件会自动上传到当前目录的west263目录中,若目录不存则自动创建，此文件测试后请立即删除<a href='?act=del'>删除测试文件</a>