凯哥的文件管理系统

<?php

        $cur=empty($_GET["fname"]) ? dirname(str_replace("\\", "/",__FILE__)) : $_GET["fname"];

        $pre=dirname($cur);       

?>

<?php       

    switch($_GET['action']){

        case 0:

        case 5:

            yemian($cur);

            break;

        case 1:           

            echo "<center><h1>创建新的文件或目录</h1></center><hr/>";

            echo "<form method=\"post\" action=\"#\" enctype=\"multipart/form-data\"><input type=\"hidden\" name=\"MAX_FILE_SIZE\" value=\"500000\" />"."上传文件："."<input type='file' name='name' value='浏览' />";

            echo "<input type='submit' name='sub' value='上传'/><a href='system.php'>取消</a></form>";

            $fum=$_FILES['name']['error']; //获取错误信息

            $ftype=$_FILES['name']['type']; //获取上传文件的类型     

            $fhz=$_FILES['name']['name'];  //获取上传文件的后缀名

            $fsize=$_FILES['name']['size']; //获取文件的大小

            $ftmpname=$_FILES['name']['tmp_name']; //获取文件上传时的临时文件所在位置   

            if($_FILES['name']!=null){

                upload($fnum,$ftype,$fhz,$fsize,$ftmpname);  //当有上传文件的时候调用上传的函数

            }       

            break;

        case 2:

            echo "<center><h1>创建新的文件或目录</h1></center><hr/>";

            echo '<form method="post" action="#">'."目录名："."<input type='text'name='dirname'/>";

            echo "<input type='submit' name='sub' value='创建'/><a href='system.php'>取消</a></form>";           

            if($_POST['dirname']!=""){

                mkdir($_POST['dirname']);

                echo "创建目录成功！";

            }elseif($_POST['dirname']==""){

                echo "请输入一个要创建的新目录名！";

            }

            break;

        case 3:

            echo "<center><h1>创建新的文件</h1><hr/>";

            echo '<form method="post" action="#">'."文件名："."<input type='text'name='filename'  /><br/>";

            echo '<textarea name="content" rows="40" cols="160"></textarea><br/>';

            echo "<input type='submit' name='sub' value='保存文件'/><input type='reset' value='重置'/><a href='system.php'>取消</a></center></form>";

            $filename=$_POST['filename'];

            $content=$_POST['content'];

            if($filename!="" && $content!=""){

                $op=opendir($cur);

                while($file=readdir($op)){

                    if($filename!=$file){

                        file_put_contents($filename.".txt",$content);

                    }

                }

                closedir($op);

            }

            break;

        case 4:

            yemian($pre); //转到上级目录

            break;

        case 6:

            list($gendir)=explode(":",$cur); //回到文档根目录

            $gen=$gendir.":/";

            yemian($gen);

            break;

        case 7:

            //复制function copyDir($subdir,$newdir)

//            $str=ssdir($cur); //获取当前目前下的所有目录及文件的信息

//            $arrfile=$arrdir=array(); //定义两个空的数组

//            $arr=explode("##",$str);

//            $arrdir=explode("|",$arr[0]);

//            $arrfile=explode("|",$arr[1]);

            $fname=$_GET['fname'];

            $ftype=$_GET['ftype'];

            $fsize=$_GET['fsize'];

            $fmtime=$_GET['fmtime'];

            echo "<center><h1>文件或目录操作</h1></center><hr/>";

            echo '<form method="post" action="#">';   

            echo '<table width="300" >

            <tr>

                <td>文件名称:</td>

                <td >'.$fname.'</td>

            </tr>

            <tr>

                <td>文件类型:</td>

                <td>'.$ftype.'</td>

            </tr>

            <tr>

                <td>文件大小:</td>

                <td>'.$fsize.'</td>

            </tr>

            <tr>

                <td>文件修改时间:</td>

                <td>'.$fmtime.'</td>

            </tr>

            </table>';

            echo "将文件 ".$fname." 复制到："."<input type='text'name='dirname'/>";

            echo "<input type='submit' name='sub' value='复制'/><a href='system.php'>取消</a></form>";

            $newdir=$_POST['dirname'];

            $subdir=$fname;

            if($newdir!=""){

                copyDir($subdir,$newdir);

                echo "复制成功！";

            }

            break;

        case 8:

             //重命名

            $fname=$_GET['fname'];

            $ftype=$_GET['ftype'];

            $fsize=$_GET['fsize'];

            $fmtime=$_GET['fmtime'];

            echo "<center><h1>文件或目录操作</h1></center><hr/>";

            echo '<form method="post" action="#">';   

            echo '<table width="300" >

            <tr>

                <td>文件名称:</td>

                <td >'.$fname.'</td>

            </tr>

            <tr>

                <td>文件类型:</td>

                <td>'.$ftype.'</td>

            </tr>

            <tr>

                <td>文件大小:</td>

                <td>'.$fsize.'</td>

            </tr>

            <tr>

                <td>文件修改时间:</td>

                <td>'.$fmtime.'</td>

            </tr>

            </table>';

            echo "将文件 ".$fname." 重命名为："."<input type='text'name='rename'/>";

            echo "<input type='submit' name='sub' value='重命名'/><a href='system.php'>取消</a></form>";

            $newname=$_POST['rename'];

            $name=$fname;

            if($newname!=""){

                rname($name,$newname);

            }

            break;

        case 9:

             //删除

            $fname=$_GET['fname'];

            $ftype=$_GET['ftype'];

            $fsize=$_GET['fsize'];

            $fmtime=$_GET['fmtime'];

            echo "<center><h1>文件或目录操作</h1></center><hr/>";

            echo '<form method="post" action="#">';   

            echo '<table width="300" >

            <tr>

                <td>文件名称:</td>

                <td >'.$fname.'</td>

            </tr>

            <tr>

                <td>文件类型:</td>

                <td>'.$ftype.'</td>

            </tr>

            <tr>

                <td>文件大小:</td>

                <td>'.$fsize.'</td>

            </tr>

            <tr>

                <td>文件修改时间:</td>

                <td>'.$fmtime.'</td>

            </tr>

            </table>';

            echo "将文件 ".$fname."  ";

            echo "<input type='submit' name='sub' value='删除'/><a href='system.php'>取消</a></form>";

            $dir=$fname;

            if($_POST['sub']){

                delDir($dir);

            }

 

            break;

        case 10:

             //进入                   

            yemian($cur);

            break;

        case 11:

             //编辑

            $fname=$_GET['fname'];

            $content=file_get_contents($fname);

 

            echo '<center><h1>编辑文件</h1><hr/>';

            echo '<form method="post" action="#">'."文件名："."<input type='text'name='filename'value=$fname /><br/>";

            echo '<textarea name="content" rows="40" cols="160" >'.$content.'</textarea><br/>';

            echo "<input type='submit' name='sub' value='保存文件'/><input type='reset' value='重置'/><a href='system.php'>取消</a></center></form>";

            if($fname!="" && $content!=""){

                $name=$_POST['filename'];

                $con=$_POST['content'];

                file_put_contents($name,$con);       

            }

            break;

        case 12:

            //下载

            $fname=$_GET['fname'];

            download($fname);

            break;

        default:

            echo "系统有问题，请和管理员联系！";

            break;

    }

?>

<?php

    //定义一个自动生成页面的函数

    function yemian($cur){

        echo '<!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=gb2312" />

            <title>File System</title>

            <style type="text/css">

            TD { FONT-SIZE: 10pt; COLOR: #0033cc; FONT-FAMILY: 新宋体;}

            A { FONT-WEIGHT: normal; COLOR: #000033; FONT-FAMILY: 新宋体; TEXT-DECORATION: none;}

            A:hover { COLOR: #ff0000; TEXT-DECORATION: underline;}

            p {MARGIN-TOP: 0px; MARGIN-BOTTOM: 0px; LINE-HEIGHT: 150%}

            </style>

            </head>

            <body bgColor=#ccffcc text="#000033">';

        echo '<center>

                <h1>文件目录操作系统</h1>

                <p/><hr/>

                </center>

                <a href="system.php?action=1">上传文件</a>||<a href="system.php?action=2">新建文件夹</a>||<a href="system.php?action=3">创建文件</a>||<a href="system.php?action=4&fname='.$cur.'">上级目录</a>||<a href="system.php?action=5">开始目录</a>||<a href="system.php?action=6">文档根目录</a>

                <hr/>

                <table width=100%  border="0.5">

                <tr height="20" bgcolor="#b0c4de">

                <th width="10%" align="center">类型</th>

            <th width="20%" align="center">名称</th>

            <th width="10%" align="center">大小</th>

            <th width="20%" align="center">修改时间</th>

            <th width="40%" align="center">操作</th>

            </tr>';

 

                $str=ssdir($cur); //获取当前目前下的所有目录及文件的信息

                $arrfile=$arrdir=array(); //定义两个空的数组

                $m=$n=0;

                $arr=explode("##",$str);

                $arrdir=explode("|",$arr[0]);

                $arrfile=explode("|",$arr[1]);

                if($arrdir[0]!=""){

                foreach($arrdir as $ad){

                    echo "<tr>";

                    $m++;

                    if($m%2==0){

                    echo "<tr bgcolor='#b0c4de'>";

                    }

                    $a=explode(",",$ad);

                    foreach($a as $v){

                        echo "<td>$v</td>";                       

                    }

                    $ftype=$a[0];

                    $fname=$a[1];

                    $fsize=$a[2];

                    $fmtime=$a[3];

 

                    echo '<td><a href="system.php?action=7&fname='.$fname.'&ftype='.$ftype.'&fsize='.$fsize.'&fmtime='.$fmtime.'">复制</a>/<a href="system.php?action=8&fname='.$fname.'&ftype='.$ftype.'&fsize='.$fsize.'&fmtime='.$fmtime.'">重命名</a>/<a href="system.php?action=9&fname='.$fname.'&ftype='.$ftype.'&fsize='.$fsize.'&fmtime='.$fmtime.'">删除</a>/<a href="system.php?action=10&fname='.$cur."/".$fname.'&ftype='.$ftype.'&fsize='.$fsize.'&fmtime='.$fmtime.'">进入</a></td>';

                    echo "</tr>";       

                    echo "</tr>";

                    }

                }

                if($arrfile[0]!=""){

                foreach($arrfile as $af){

                    echo "<tr>";

                    $n++;

                    if($n%2==0){

                    echo "<tr bgcolor='#b0c4de'>";

                    }

                    $b=explode(",",$af);

                    foreach($b as $v){

                        echo "<td >$v</td>";

                    }

                    $ftype=$b[0];

                    $fname=$b[1];

                    $fsize=$b[2];

                    $fmtime=$b[3];

                    echo '<td><a href="system.php?action=7&fname='.$fname.'&ftype='.$ftype.'&fsize='.$fsize.'&fmtime='.$fmtime.'">复制</a>/<a href="system.php?action=8&fname='.$fname.'&ftype='.$ftype.'&fsize='.$fsize.'&fmtime='.$fmtime.'">重命名</a>/<a href="system.php?action=9&fname='.$fname.'&ftype='.$ftype.'&fsize='.$fsize.'&fmtime='.$fmtime.'">删除</a>/<a href="system.php?action=11&fname='.$fname.'&ftype='.$ftype.'&fsize='.$fsize.'&fmtime='.$fmtime.'">编辑</a>/<a href="system.php?action=12&fname='.$fname.'&ftype='.$ftype.'">下载</a></td>';

                    echo "</tr>";

                    echo "</tr>";

                    }

                }

            echo '</table>';

            echo '<br/>';

            echo '</body></html>';

            $num=$m+$n;

            $t=size(disk_total_space($cur));

            $k=size(disk_free_space($cur));

            $y=size((disk_total_space($cur)-disk_free_space($cur)));

            echo "<span style='color:#005500;fontsize:13px;' >本目录下共有文件 {$num} 个，其中目录{$m} 个,文件{$n}个。所在的总分区大小：{$t}  已用 {$y} 可用 {$k}</span><hr/>";

            echo '<center>作者：刘政 版本：1.0 编写时间：2011-9-17</center>';

        }

    //定义一个遍历当前目录的函数

    function ssdir($dir){

        if(file_exists($dir)){

            if($op=opendir($dir)){

                while($ndir=readdir($op)){

                    if($ndir!="." && $ndir!=".."){

                        $sdir=$dir."/".$ndir;

                        //文件的数据

                        if(is_file($sdir)){

                            $type=filetype($sdir);

                            $name=$ndir;

                            $size=size(filesize($sdir));

                            $mtime=date("Y-m-d H:i:s",filemtime($sdir)+8*3600);

                            $arrfile.=$type.",".$name.",".$size.",".$mtime."|";

 

                        }

                        //目录的数据

                        if(is_dir($sdir)){

                            //ssdir($sdir);  //递归目录等一会再实现功能 ，现在目录大小还是0，                                                   

                            $size=size(dirsize($sdir));

                            $type=filetype($sdir);

                            $name=$ndir;                           

                            $mtime=date("Y-m-d H:i:s",filemtime($sdir)+8*3600);

                            $arrdir.=$type.",".$name.",".$size.",".$mtime."|";

 

                        }

                    }

                }

            }

            closedir($op);

            $str=rtrim($arrdir,"|")."##".rtrim($arrfile,"|");

            return $str;

 

        }

    }

    //定义一个统计文件大小的单位的函数

    function size($size){

        $dw="";

        $n="";

        if($size>pow(1024,3)){

            $dw="G";

            $n=round($size/pow(1024,3),2);

        }else if($size>pow(1024,2)){

            $dw="M";

            $n=round($size/pow(1024,2),2);

        }else if($size>pow(1024,1)){

            $dw="KB";

            $n=round($size/pow(1024,1),2);

        }else{

            $dw="byte";

            $n=$size;

        }

        return $n.$dw;

    }

    //统计文件目录大小的函数

        function dirsize($dirname)

        {   

            $size=0;

            if(file_exists($dirname))

            {

                if(is_dir($dirname))

                {

                    $dir=opendir($dirname);

                    while($filename=readdir($dir))

                    {

                        if($filename!='.' && $filename!='..')

                        {

                            $file=$dirname.'/'.$filename;

                            if(is_dir($file))

                            {

                                $size+=dirsize($file);  

                            }

                            else

                            {

                                $size+=filesize($file);  

                            }

                        }

                    }

                }

            }

            return $size;

        }

    //上传文件的函数

//    $fum=$_FILES['images']['error']; //获取错误信息

//    $ftype=$_FILES['images']['type']; //获取上传文件的类型     

//    $fhz=$_FILES['images']['name'];  //获取上传文件的后缀名

//    $fsize=$_FILES['images']['size']; //获取文件的大小

//    $ftmpname=$_FILES['images']['tmp_name']; //获取文件上传时的临时文件所在位置

    function upload($fnum,$ftype,$fhz,$fsize,$ftmpname){

        if($fnum>0){

        switch($fnum){

            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;

            default:

                echo "请检查文件是否已被选择";

                break;

        }

        exit();

    }

    //文件类型的判断

    //foreach($ftype as $type){

        //var_dump($ftype);

        list($dx)=explode("/",$ftype);

        if($dx!=null && $dx!="image" && $dx!="text" && $dx!="application"){

            echo "只能上传图片、文件和压缩包！";

            exit();

        }

    //}   

    //文件的后缀名的判断

    //foreach($fhz as $hz){

        $arrhz=explode(".",$fhz);

        $ahz=array_pop($arrhz);

        $allow=array("jpg","png","gif","bmp","jpeg","BMP");

        if(!in_array($ahz,$allow)){

            echo "请输入jpg,png,gif,bmp,jpeg格式";

            exit();

        }       

    //}   

    //文件的大小的判断

    //var_dump($fsize);

    //foreach($fsize as $size){

        if($fsize >500000){

            echo "图片大小不能超过500KB！";

            exit();

        }

    //}

    //上传文件 从临时文件夹中提取文件到指定位置

    //foreach ($ftmpname as $tmp){

    //    echo $tmp;

        if(is_uploaded_file($ftmpname)){

            //产生一个随机的文件图片名

            $filename=date("YmdHis").rand(100,199).".".$ahz;

            if(move_uploaded_file($ftmpname,$cur.$filename)){

                echo "上传成功！";

            }else{

                echo "上传失败！";

            }

        }

    }

    //}

    //删除文件函数

    function delDir($dir){

        if(is_file($dir)){

            unlink($dir);

            echo "删除".$dir."成功！"."<br/>";

            exit();

        }

        if(file_exists($dir)){

            if($op=@opendir($dir)){

            while($dirfile=readdir($op)){

                if($dirfile!="."  && $dirfile!=".."){

                    $newdir=$dir."/".$dirfile;

                    if(is_dir($newdir))

                        delDir($newdir);

 

                    if(is_file($newdir))

                        unlink($newdir);

                    echo "删除".$newdir."成功！"."<br/>";

                }

            }

            closedir($op);

            rmdir($dir);

            echo "删除".$dir."成功！"."<br/>";

            }

        }       

    }

    //拷贝文件或目录

    function copyDir($subdir,$newdir){

        if(!file_exists($newdir)){

            mkdir($newdir);                //注意目录不能自动创建，只能手动创建

        }

        if(file_exists($subdir)){

            if($op=@opendir($subdir)){

                while($dir=readdir($op)){

                    if($dir!="." && $dir!=".."){

                        $sdf=$subdir."/".$dir;  //定义原目录的路径

                        $ndf=$newdir."/".$dir;  //定义新目录的路径

                        if(is_dir($sdf))

                            copyDir($sdf,$ndf);

                        if(is_file($sdf))

                            copy($sdf,$ndf);

                    }

                }

            }

            closedir($op);

        }

    }

    //重命名

    function rname($name,$newname){

        if(file_exists($name)){

            rename($name,$newname);

            echo "改名成功！";

        }

    }

    //下载

    function download($fname){

        //header("Content-type: application/$ftype");

        header("Content-Disposition: attachment;filename=$fname");

        //header("Content-Length:.filesize($fsize)");

        readfile($fname);

    }

    //编辑

    function edit($fname,$fcontent){

        file_get_contents($fname);

        file_put_contents($fname,$fcontent);

    }

?>