简单的php文件上传。一个文件搞定。
有staff需要临时上传文件作中转，于是就写了个uploads.php 这个来方便他上传下载。
把下面代码另存为uploads.php 然后放在www目录即可
<!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" xml:lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html;charset=UTF-8" />
<meta name="author" content="xyl" />
<title>简易文件上传</title>
</head>
<style type="text/css">
</style>
<body>
<form enctype="multipart/form-data" action="" method="post">
请选择文件： <br>
<input name="upload_file" type="file"><br>
<input type="submit" value="上传文件">
</form>
<br />
<br />
<br />
<br />
<?
/*
* uploads.php
* @name: simeple php file upload && download tool
* @author: rainysia
* @copyright: Copyright (c) 2006 - 2013, BTROOT, Inc.
* @version: Version 1.0
* @createTime: 2013-09-17 23:31:02
* @lastChange: 2013-10-17 15:55:40
*/
function file_list($dir,$pattern=""){
$arr=array();
$dir_handle=opendir($dir);
if($dir_handle){
while(($file=readdir($dir_handle))!==false){
if($file==='.' $file==='..'){
continue;
}
$tmp=realpath($dir.'/'.$file);
if(is_dir($tmp)){
$retArr=file_list($tmp,$pattern);
if(!empty($retArr)){
$arr[]=$retArr;
}
} else {
if($pattern==="" preg_match($pattern,$tmp)){
$arr[]=$tmp;
}
}
}
closedir($dir_handle);
}
return $arr;
}
$d_root = $_SERVER['DOCUMENT_ROOT'];
$store_dir = "$d_root/uploads/";// 上传文件的储存位置
if (!is_dir($store_dir)) {
mkdir($store_dir,0777,true);
}
$file_arr = file_list($store_dir);
foreach ($file_arr as $v=>$k) {
$d_root_no = strlen($d_root);
$l = substr($k,$d_root_no);
echo $v.'号文件下载地址为: <a class="download_url" style="color:#01BCC8;text-decoration:none;font-size:16px;font-weight:bold;" href="'.$l.'">'.$_SERVER['SERVER_ADDR'].$l.'<a/><br />';
}
$upload_file=isset($_FILES['upload_file']['tmp_name'])?$_FILES['upload_file']['tmp_name']:'';
$upload_file_name=isset($_FILES['upload_file']['name'])?$_FILES['upload_file']['name']:'';
$upload_file_size=isset($_FILES['upload_file']['size'])?$_FILES['upload_file']['size']:'';
if($upload_file){
$file_size_max = 1000*1000*200;// 200M限制文件上传最大容量(bytes)
if (!is_dir($store_dir)) {
mkdir($store_dir,0777,true);
}
$accept_overwrite = 1;//是否允许覆盖相同文件
// 检查文件大小
if ($upload_file_size > $file_size_max) {
echo "对不起，你的文件容量大于规定";
exit;
}
// 检查读写文件
if (file_exists($store_dir . $upload_file_name) && !$accept_overwrite) {
echo "存在相同文件名的文件";
exit;
}
//复制文件到指定目录
if (!move_uploaded_file($upload_file,$store_dir.$upload_file_name)) {
echo "复制文件失败";
exit;
}
}
if (isset($_FILES['upload_file'])) {
echo "<p>你上传了文件:";
echo isset($_FILES['upload_file']['name'])?$_FILES['upload_file']['name']:'';
echo "<br>";
//客户端机器文件的原名称。
echo "文件的 MIME 类型为:";
echo isset($_FILES['upload_file']['type'])?$_FILES['upload_file']['type']:'';
//文件的 MIME 类型，需要浏览器提供该信息的支持，例如“image/gif”。
echo "<br>";
echo "上传文件大小:";
echo isset($_FILES['upload_file']['size'])?$_FILES['upload_file']['size']:'';
//已上传文件的大小，单位为字节。
echo "<br>";
echo "文件上传后被临时储存为:";
echo isset($_FILES['upload_file']['tmp_name'])?$_FILES['upload_file']['tmp_name']:'';
//文件被上传后在服务端储存的临时文件名。
$erroe = isset($_FILES['upload_file']['error'])?$_FILES['upload_file']['error']:'';
switch($erroe){
case 0:
echo "上传成功"; break;
case 1:
echo "上传的文件超过了 php.ini 中 upload_max_filesize 选项限制的值."; break;
case 2:
echo "上传文件的大小超过了 HTML 表单中 MAX_FILE_SIZE 选项指定的值。"; break;
case 3:
echo "文件只有部分被上传"; break;
case 4:
echo "没有文件被上传"; break;
case 6:
echo "没有缓存目录"; break;
case 7:
echo "上传目录不可读"; break;
case 8:
echo "上传停止"; break;
default :
echo "没有选择上传文件"; break;
}
echo "<script language=JavaScript>location.replace(location.href);</script>";
}
?>
</body>
</html>
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