Home > php教程 > php手册 > 简单的php文件上传。一个文件搞定。

简单的php文件上传。一个文件搞定。

WBOY
Release: 2016-06-21 08:48:51
Original
22327 people have browsed it

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===&#39;.&#39;  $file===&#39;..&#39;){  
                continue;  
            }  
            $tmp=realpath($dir.&#39;/&#39;.$file);  
            if(is_dir($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[&#39;DOCUMENT_ROOT&#39;];  
$store_dir = "$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 $v.&#39;号文件下载地址为:  <a class="download_url" style="color:#01BCC8;text-decoration:none;font-size:16px;font-weight:bold;" href="&#39;.$l.&#39;">&#39;.$_SERVER[&#39;SERVER_ADDR&#39;].$l.&#39;<a/><br />&#39;;  
}  
$upload_file=isset($_FILES[&#39;upload_file&#39;][&#39;tmp_name&#39;])?$_FILES[&#39;upload_file&#39;][&#39;tmp_name&#39;]:&#39;&#39;;  
$upload_file_name=isset($_FILES[&#39;upload_file&#39;][&#39;name&#39;])?$_FILES[&#39;upload_file&#39;][&#39;name&#39;]:&#39;&#39;;  
$upload_file_size=isset($_FILES[&#39;upload_file&#39;][&#39;size&#39;])?$_FILES[&#39;upload_file&#39;][&#39;size&#39;]:&#39;&#39;;  
if($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[&#39;upload_file&#39;])) {  
    echo "<p>你上传了文件:";  
    echo isset($_FILES[&#39;upload_file&#39;][&#39;name&#39;])?$_FILES[&#39;upload_file&#39;][&#39;name&#39;]:&#39;&#39;;  
    echo "<br>";  
    //客户端机器文件的原名称。  
  
    echo "文件的 MIME 类型为:";  
    echo isset($_FILES[&#39;upload_file&#39;][&#39;type&#39;])?$_FILES[&#39;upload_file&#39;][&#39;type&#39;]:&#39;&#39;;  
    //文件的 MIME 类型,需要浏览器提供该信息的支持,例如&ldquo;image/gif&rdquo;。  
    echo "<br>";  
  
    echo "上传文件大小:";  
    echo isset($_FILES[&#39;upload_file&#39;][&#39;size&#39;])?$_FILES[&#39;upload_file&#39;][&#39;size&#39;]:&#39;&#39;;  
    //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($_FILES[&#39;upload_file&#39;][&#39;tmp_name&#39;])?$_FILES[&#39;upload_file&#39;][&#39;tmp_name&#39;]:&#39;&#39;;  
    //文件被上传后在服务端储存的临时文件名。  
    $erroe = isset($_FILES[&#39;upload_file&#39;][&#39;error&#39;])?$_FILES[&#39;upload_file&#39;][&#39;error&#39;]:&#39;&#39;;  
    switch($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>  
Copy after login

 

 



Related labels:
source:php.cn
Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Popular Recommendations
Popular Tutorials
More>
Latest Downloads
More>
Web Effects
Website Source Code
Website Materials
Front End Template