PHP UNZIP

一款在线解压ZIP包的PHP文件,把这个文件上传到服务器即可解压服务器上的ZIP文件。

<?php
error_reporting(0);
//设定密码
$password = "123";
 
?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head profile="http://gmpg.org/xfn/11">
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
    <meta http-equiv="Content-Language" content="zh-CN" />
    <title>在线解压ZIP - PhpUnZip</title>
    <style type="text/css">
    <!--
    body {
        margin:0;
        padding:0;
        background:#ccc;
        font:14px/24px "Microsoft Yahei",Verdana, Geneva, sans-serif
    }
    #wrapper {
        width:760px;
        margin:0 auto;
        margin-top:10px;
        background:#fff;
        border:1px solid #888;
    }
    #header {
        background:#f7f7f7;
    }
    #header h1 {
        font:20px/30px Verdana, Geneva, sans-serif;
        font-weight:bold;
        text-shadow:0 0 1px #DDD;
        text-align:center;
    }
    #main {
        margin:20px;
    }
    #footer {
        text-align:center;
        font-size:12px;
        color:#666;
        border-top:1px solid #ccc;
        position:relative;
    }
    #footer a {
        text-decoration:none;
        color:#666;
    }
    #footer a:hover {
        text-decoration:underline;
    }
    #eincy {
        width:82px;
        height:36px;
        background:url(http://www.eincy.com/logo/s.png);
        position:absolute;
        right:3px;
        top:3px;
    }
    -->
    </style>
</head>
<body>
<div id="wrapper">
    <div id="header">
        <h1>PHP在线解压ZIP工具 - PHPUnZip</h1>
    </div>
    <div id="main">
        <form name="myform" method="post" action="<?php echo $_SERVER['PHP_SELF'];?>" enctype="multipart/form-data" onSubmit="return check_uploadObject(this);">
            <?php
                if(!$_REQUEST["myaction"]):
            ?>
 
            <script language="javascript">
            function check_uploadObject(form){
                if(form.password.value==''){
                    alert('请输入密码.');
                    return false;
                }
                return true;
            }
            </script>
        <p id="choose"> 
            选择ZIP文件:
            <select name="zipfile">
            <option value="" selected>- 请选择 -</option>
            <?php
                $fdir = opendir('./');
                while($file=readdir($fdir)){
                    if(!is_file($file)) continue;
                    if(preg_match('/\.zip$/mis',$file)){
                        echo "<option value='$file'>$file</option>\r\n";
                    }
                }
            ?>
            </select>
            或上传文件: <input name="upfile" type="file" id="upfile" size="20">
        </p>
        <p id="dir">
            解压到目录: <input name="todir" type="text" id="todir" value="" size="15"> 
                  (留空为本目录,必须有写入权限)
        </p>
        <p id="password">
            验证密码:<input name="password" type="password" id="password" size="15"> 
        </p>
        <p id="unzip">
            <input name="myaction" type="hidden" id="myaction" value="dounzip">
            <input type="submit" name="Submit" value=" 解 压 ">
        </p>
        <?php
 
        elseif($_REQUEST["myaction"]=="dounzip"):
 
 
        class zip
        {
 
         var $total_files = 0;
         var $total_folders = 0; 
 
         function Extract ( $zn, $to, $index = Array(-1) )
         {
           $ok = 0; $zip = @fopen($zn,'rb');
           if(!$zip) return(-1);
           $cdir = $this->ReadCentralDir($zip,$zn);
           $pos_entry = $cdir['offset'];
 
           if(!is_array($index)){ $index = array($index);  }
           for($i=0; $index[$i];$i++){
                if(intval($index[$i])!=$index[$i]||$index[$i]>$cdir['entries'])
                return(-1);
           }
           for ($i=0; $i<$cdir['entries']; $i++)
           {
             @fseek($zip, $pos_entry);
             $header = $this->ReadCentralFileHeaders($zip);
             $header['index'] = $i; $pos_entry = ftell($zip);
             @rewind($zip); fseek($zip, $header['offset']);
             if(in_array("-1",$index)||in_array($i,$index))
                $stat[$header['filename']]=$this->ExtractFile($header, $to, $zip);
           }
           fclose($zip);
           return $stat;
         }
 
          function ReadFileHeader($zip)
          {
            $binary_data = fread($zip, 30);
            $data = unpack('vchk/vid/vversion/vflag/vcompression/vmtime/vmdate/Vcrc/Vcompressed_size/Vsize/vfilename_len/vextra_len', $binary_data);
 
            $header['filename'] = fread($zip, $data['filename_len']);
            if ($data['extra_len'] != 0) {
              $header['extra'] = fread($zip, $data['extra_len']);
            } else { $header['extra'] = ''; }
 
            $header['compression'] = $data['compression'];$header['size'] = $data['size'];
            $header['compressed_size'] = $data['compressed_size'];
            $header['crc'] = $data['crc']; $header['flag'] = $data['flag'];
            $header['mdate'] = $data['mdate'];$header['mtime'] = $data['mtime'];
 
            if ($header['mdate'] && $header['mtime']){
             $hour=($header['mtime']&0xF800)>>11;$minute=($header['mtime']&0x07E0)>>5;
             $seconde=($header['mtime']&0x001F)*2;$year=(($header['mdate']&0xFE00)>>9)+1980;
             $month=($header['mdate']&0x01E0)>>5;$day=$header['mdate']&0x001F;
             $header['mtime'] = mktime($hour, $minute, $seconde, $month, $day, $year);
            }else{$header['mtime'] = time();}
 
            $header['stored_filename'] = $header['filename'];
            $header['status'] = "ok";
            return $header;
          }
 
         function ReadCentralFileHeaders($zip){
            $binary_data = fread($zip, 46);
            $header = unpack('vchkid/vid/vversion/vversion_extracted/vflag/vcompression/vmtime/vmdate/Vcrc/Vcompressed_size/Vsize/vfilename_len/vextra_len/vcomment_len/vdisk/vinternal/Vexternal/Voffset', $binary_data);
 
            if ($header['filename_len'] != 0)
              $header['filename'] = fread($zip,$header['filename_len']);
            else $header['filename'] = '';
 
            if ($header['extra_len'] != 0)
              $header['extra'] = fread($zip, $header['extra_len']);
            else $header['extra'] = '';
 
            if ($header['comment_len'] != 0)
              $header['comment'] = fread($zip, $header['comment_len']);
            else $header['comment'] = '';
 
            if ($header['mdate'] && $header['mtime'])
            {
              $hour = ($header['mtime'] & 0xF800) >> 11;
              $minute = ($header['mtime'] & 0x07E0) >> 5;
              $seconde = ($header['mtime'] & 0x001F)*2;
              $year = (($header['mdate'] & 0xFE00) >> 9) + 1980;
              $month = ($header['mdate'] & 0x01E0) >> 5;
              $day = $header['mdate'] & 0x001F;
              $header['mtime'] = mktime($hour, $minute, $seconde, $month, $day, $year);
            } else {
              $header['mtime'] = time();
            }
            $header['stored_filename'] = $header['filename'];
            $header['status'] = 'ok';
            if (substr($header['filename'], -1) == '/')
              $header['external'] = 0x41FF0010;
            return $header;
         }
 
         function ReadCentralDir($zip,$zip_name){
            $size = filesize($zip_name);
 
            if ($size < 277) $maximum_size = $size;
            else $maximum_size=277;
 
            @fseek($zip, $size-$maximum_size);
            $pos = ftell($zip); $bytes = 0x00000000;
 
            while ($pos < $size){
                $byte = @fread($zip, 1); $bytes=($bytes << 8) | ord($byte);
                if ($bytes == 0x504b0506 or $bytes == 0x2e706870504b0506){ $pos++;break;} $pos++;
            }
 
            $fdata=fread($zip,18);
 
            $data=@unpack('vdisk/vdisk_start/vdisk_entries/ventries/Vsize/Voffset/vcomment_size',$fdata);
 
            if ($data['comment_size'] != 0) $centd['comment'] = fread($zip, $data['comment_size']);
            else $centd['comment'] = ''; $centd['entries'] = $data['entries'];
            $centd['disk_entries'] = $data['disk_entries'];
            $centd['offset'] = $data['offset'];$centd['disk_start'] = $data['disk_start'];
            $centd['size'] = $data['size'];  $centd['disk'] = $data['disk'];
            return $centd;
          }
 
         function ExtractFile($header,$to,$zip){
            $header = $this->readfileheader($zip);
 
            if(substr($to,-1)!="/") $to.="/";
            if($to=='./') $to = ''; 
            $pth = explode("/",$to.$header['filename']);
            $mydir = '';
            for($i=0;$i<count($pth)-1;$i++){
                if(!$pth[$i]) continue;
                $mydir .= $pth[$i]."/";
                if((!is_dir($mydir) && @mkdir($mydir,0777)) || (($mydir==$to.$header['filename'] || ($mydir==$to && $this->total_folders==0)) && is_dir($mydir)) ){
                    @chmod($mydir,0777);
                    $this->total_folders ++;
                    echo "<br /><input name='dfile[]' type='checkbox' value='$mydir' checked> <a href='$mydir' target='_blank'>目录: $mydir</a>
        ";
                }
            }
 
            if(strrchr($header['filename'],'/')=='/') return;   
 
            if (!($header['external']==0x41FF0010)&&!($header['external']==16)){
                if ($header['compression']==0){
                    $fp = @fopen($to.$header['filename'], 'wb');
                    if(!$fp) return(-1);
                    $size = $header['compressed_size'];
 
                    while ($size != 0){
                        $read_size = ($size < 2048 ? $size : 2048);
                        $buffer = fread($zip, $read_size);
                        $binary_data = pack('a'.$read_size, $buffer);
                        @fwrite($fp, $binary_data, $read_size);
                        $size -= $read_size;
                    }
                    fclose($fp);
                    touch($to.$header['filename'], $header['mtime']);
                }else{
                    $fp = @fopen($to.$header['filename'].'.gz','wb');
                    if(!$fp) return(-1);
                    $binary_data = pack('va1a1Va1a1', 0x8b1f, Chr($header['compression']),
                    Chr(0x00), time(), Chr(0x00), Chr(3));
 
                    fwrite($fp, $binary_data, 10);
                    $size = $header['compressed_size'];
 
                    while ($size != 0){
                        $read_size = ($size < 1024 ? $size : 1024);
                        $buffer = fread($zip, $read_size);
                        $binary_data = pack('a'.$read_size, $buffer);
                        @fwrite($fp, $binary_data, $read_size);
                        $size -= $read_size;
                    }
 
                    $binary_data = pack('VV', $header['crc'], $header['size']);
                    fwrite($fp, $binary_data,8); fclose($fp);
 
                    $gzp = @gzopen($to.$header['filename'].'.gz','rb') or die("Cette archive est compress閑");
                    if(!$gzp) return(-2);
                    $fp = @fopen($to.$header['filename'],'wb');
                    if(!$fp) return(-1);
                    $size = $header['size'];
 
                    while ($size != 0){
                        $read_size = ($size < 2048 ? $size : 2048);
                        $buffer = gzread($gzp, $read_size);
                        $binary_data = pack('a'.$read_size, $buffer);
                        @fwrite($fp, $binary_data, $read_size);
                        $size -= $read_size;
                    }
                    fclose($fp); gzclose($gzp);
 
                    touch($to.$header['filename'], $header['mtime']);
                    @unlink($to.$header['filename'].'.gz');
 
                }
            }
 
            $this->total_files ++;
            echo "<br /><input name='dfile[]' type='checkbox' value='$to$header[filename]' checked> <a href='$to$header[filename]' target='_blank'>文件: $to$header[filename]</a>
        ";
 
            return true;
         }
 
        // end class
        }
 
            set_time_limit(0);
 
            if ($_POST['password'] != $password) die("输入的密码不正确,请重新输入。");
            if(!$_POST["todir"]) $_POST["todir"] = ".";
            $z = new Zip;
            $have_zip_file = 0;
            function start_unzip($tmp_name,$new_name,$checked){
                global $_POST,$z,$have_zip_file;
                $upfile = array("tmp_name"=>$tmp_name,"name"=>$new_name);
                if(is_file($upfile[tmp_name])){
                    $have_zip_file = 1;
                    echo "
        正在解压: <br /><input name='dfile[]' type='checkbox' value='$upfile[name]' ".($checked?"checked":"")."> $upfile[name]
 
        ";
                    if(preg_match('/\.zip$/mis',$upfile[name])){
                        $result=$z->Extract($upfile[tmp_name],$_POST["todir"]);
                        if($result==-1){
                            echo "
        文件 $upfile[name] 错误.
        ";
                        }
                        echo "
        <br />完成,共建立 $z->total_folders 个目录,$z->total_files 个文件.
 
 
        ";
                    }else{
                        echo "
        $upfile[name] 不是 zip 文件.
 
        ";          
                    }
                    if(realpath($upfile[name])!=realpath($upfile[tmp_name])){
                        @unlink($upfile[name]);
                        rename($upfile[tmp_name],$upfile[name]);
                    }
                }
            }
            clearstatcache();
 
            start_unzip($_POST["zipfile"],$_POST["zipfile"],0);
            start_unzip($_FILES["upfile"][tmp_name],$_FILES["upfile"][name],1);
 
            if(!$have_zip_file){
                echo "
        请选择或上传文件.
        ";
            }
        ?>
        <input name="password" type="hidden" id="password" value="<?php echo $_POST['password'];?>">
        <input name="myaction" type="hidden" id="myaction" value="dodelete"><br />
        <input name="按钮" type="button" value="返回" onClick="window.location='<?php echo $_SERVER['PHP_SELF'];?>';">
 
        <input type='button' value='反选' onclick='selrev();'> <input type='submit' onclick='return confirm("删除选定文件?");' value='删除选定'>
 
        <script language='javascript'>
        function selrev() {
            with(document.myform) {
                for(i=0;i<elements.length;i++) {
                    thiselm = elements[i];
                    if(thiselm.name.match(/dfile\[]/))  thiselm.checked = !thiselm.checked;
                }
            }
        }
        alert('完成.');
        </script>
        <?php
 
        elseif($_REQUEST["myaction"]=="dodelete"):
            set_time_limit(0);
            if ($_POST['password'] != $password) die("输入的密码不正确,请重新输入。");
 
            $dfile = $_POST["dfile"]; 
            echo "正在删除文件...
 
        ";
            if(is_array($dfile)){
                for($i=count($dfile)-1;$i>=0;$i--){
                    if(is_file($dfile[$i])){
                        if(@unlink($dfile[$i])){
                            echo "已删除文件: $dfile[$i]
        ";
                        }else{
                            echo "删除文件失败: $dfile[$i]
        ";
                        }
                    }else{
                        if(@rmdir($dfile[$i])){
                            echo "已删除目录: $dfile[$i]
        ";
                        }else{
                            echo "删除目录失败: $dfile[$i]
        ";
                        }               
                    }
 
                }
            }
            echo "
        完成.
 
        <input type='button' value='返回' onclick=\"window.location='".$_SERVER['PHP_SELF']."';\">
 
 
                 <script language='javascript'>('完成.');</script>";
 
        endif;
 
        ?>
          </form>
    </div>
    <div id="footer">
        <p>&copy; 2011 <a href="http://www.eincy.com">EinCy</a></p>
        <div id="eincy"></div>
    </div>
</div>
 
</body>
</html>

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