我从网上找的文件php在线解压zip压缩文件

文件为jy.php可以直接执行，但是怎样将其加到CI框架中呢？？

jy.php文件

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在线解压ZIP文件程序 V1.0
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使用方法:把zip文件通过FTP上传到本文件相同的目录下,选择zip文件;或直接点击“浏览...”上传zip文件。
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选择ZIP文件: 
          
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            $file\r\n"; 61 } 62 } 63 ?> 64 
         
         
          
或上传文件: 
          
         
         
          
解压到目录: 
          
  73       (留空为本目录,必须有写入权限)
         
         
          
验证密码: 
          
  78         (源文件中设定的密码)
         
         
          
          
         
        
       
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       ReadCentralDir($zip,$zn);102    $pos_entry = $cdir['offset'];103 104    if(!is_array($index)){ $index = array($index);  }105    for($i=0; $index[$i];$i++){106            if(intval($index[$i])!=$index[$i]||$index[$i]>$cdir['entries'])107         return(-1);108    }109    for ($i=0; $i<$cdir['entries']; $i++)110    {111      @fseek($zip, $pos_entry);112      $header = $this->ReadCentralFileHeaders($zip);113      $header['index'] = $i; $pos_entry = ftell($zip);114      @rewind($zip); fseek($zip, $header['offset']);115      if(in_array("-1",$index)||in_array($i,$index))116          $stat[$header['filename']]=$this->ExtractFile($header, $to, $zip);117    }118    fclose($zip);119    return $stat;120  }121 122   function ReadFileHeader($zip)123   {124     $binary_data = fread($zip, 30);125     $data = unpack('vchk/vid/vversion/vflag/vcompression/vmtime/vmdate/Vcrc/Vcompressed_size/Vsize/vfilename_len/vextra_len', $binary_data);126 127     $header['filename'] = fread($zip, $data['filename_len']);128     if ($data['extra_len'] != 0) {129       $header['extra'] = fread($zip, $data['extra_len']);130     } else { $header['extra'] = ''; }131 132     $header['compression'] = $data['compression'];$header['size'] = $data['size'];133     $header['compressed_size'] = $data['compressed_size'];134     $header['crc'] = $data['crc']; $header['flag'] = $data['flag'];135     $header['mdate'] = $data['mdate'];$header['mtime'] = $data['mtime'];136 137     if ($header['mdate'] && $header['mtime']){138      $hour=($header['mtime']&0xF800)>>11;$minute=($header['mtime']&0x07E0)>>5;139      $seconde=($header['mtime']&0x001F)*2;$year=(($header['mdate']&0xFE00)>>9)+1980;140      $month=($header['mdate']&0x01E0)>>5;$day=$header['mdate']&0x001F;141      $header['mtime'] = mktime($hour, $minute, $seconde, $month, $day, $year);142     }else{$header['mtime'] = time();}143 144     $header['stored_filename'] = $header['filename'];145     $header['status'] = "ok";146     return $header;147   }148 149  function ReadCentralFileHeaders($zip){150     $binary_data = fread($zip, 46);151     $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', $binary_data);152 153     if ($header['filename_len'] != 0)154       $header['filename'] = fread($zip,$header['filename_len']);155     else $header['filename'] = '';156 157     if ($header['extra_len'] != 0)158       $header['extra'] = fread($zip, $header['extra_len']);159     else $header['extra'] = '';160 161     if ($header['comment_len'] != 0)162       $header['comment'] = fread($zip, $header['comment_len']);163     else $header['comment'] = '';164 165     if ($header['mdate'] && $header['mtime'])166     {167       $hour = ($header['mtime'] & 0xF800) >> 11;168       $minute = ($header['mtime'] & 0x07E0) >> 5;169       $seconde = ($header['mtime'] & 0x001F)*2;170       $year = (($header['mdate'] & 0xFE00) >> 9) + 1980;171       $month = ($header['mdate'] & 0x01E0) >> 5;172       $day = $header['mdate'] & 0x001F;173       $header['mtime'] = mktime($hour, $minute, $seconde, $month, $day, $year);174     } else {175       $header['mtime'] = time();176     }177     $header['stored_filename'] = $header['filename'];178     $header['status'] = 'ok';179     if (substr($header['filename'], -1) == '/')180       $header['external'] = 0x41FF0010;181     return $header;182  }183 184  function ReadCentralDir($zip,$zip_name){185     $size = filesize($zip_name);186 187     if ($size < 277) $maximum_size = $size;188     else $maximum_size=277;189     190     @fseek($zip, $size-$maximum_size);191     $pos = ftell($zip); $bytes = 0x00000000;192     193     while ($pos < $size){194         $byte = @fread($zip, 1); $bytes=($bytes << 8) | ord($byte);195         if ($bytes == 0x504b0506 or $bytes == 0x2e706870504b0506){ $pos++;break;} $pos++;196     }197     198     $fdata=fread($zip,18);199     200     $data=@unpack('vdisk/vdisk_start/vdisk_entries/ventries/Vsize/Voffset/vcomment_size',$fdata);201     202     if ($data['comment_size'] != 0) $centd['comment'] = fread($zip, $data['comment_size']);203     else $centd['comment'] = ''; $centd['entries'] = $data['entries'];204     $centd['disk_entries'] = $data['disk_entries'];205     $centd['offset'] = $data['offset'];$centd['disk_start'] = $data['disk_start'];206     $centd['size'] = $data['size'];  $centd['disk'] = $data['disk'];207     return $centd;208   }209 210  function ExtractFile($header,$to,$zip){211     $header = $this->readfileheader($zip);212     213     if(substr($to,-1)!="/") $to.="/";214     if($to=='./') $to = '';    215     $pth = explode("/",$to.$header['filename']);216     $mydir = '';217     for($i=0;$i
       
        total_folders==0)) && is_dir($mydir)) ){221             @chmod($mydir,0777);222             $this->total_folders ++;223             echo "
         
        目录: $mydir
        
";224         }225     }226     227     if(strrchr($header['filename'],'/')=='/') return;    228 229     if (!($header['external']==0x41FF0010)&&!($header['external']==16)){230         if ($header['compression']==0){231             $fp = @fopen($to.$header['filename'], 'wb');232             if(!$fp) return(-1);233             $size = $header['compressed_size'];234         235             while ($size != 0){236                 $read_size = ($size < 2048 ? $size : 2048);237                 $buffer = fread($zip, $read_size);238                 $binary_data = pack('a'.$read_size, $buffer);239                 @fwrite($fp, $binary_data, $read_size);240                 $size -= $read_size;241             }242             fclose($fp);243             touch($to.$header['filename'], $header['mtime']);244         }else{245             $fp = @fopen($to.$header['filename'].'.gz','wb');246             if(!$fp) return(-1);247             $binary_data = pack('va1a1Va1a1', 0x8b1f, Chr($header['compression']),248             Chr(0x00), time(), Chr(0x00), Chr(3));249             250             fwrite($fp, $binary_data, 10);251             $size = $header['compressed_size'];252         253             while ($size != 0){254                 $read_size = ($size < 1024 ? $size : 1024);255                 $buffer = fread($zip, $read_size);256                 $binary_data = pack('a'.$read_size, $buffer);257                 @fwrite($fp, $binary_data, $read_size);258                 $size -= $read_size;259             }260         261             $binary_data = pack('VV', $header['crc'], $header['size']);262             fwrite($fp, $binary_data,8); fclose($fp);263     264             $gzp = @gzopen($to.$header['filename'].'.gz','rb') or die("Cette archive est compress閑");265             if(!$gzp) return(-2);266             $fp = @fopen($to.$header['filename'],'wb');267             if(!$fp) return(-1);268             $size = $header['size'];269         270             while ($size != 0){271                 $read_size = ($size < 2048 ? $size : 2048);272                 $buffer = gzread($gzp, $read_size);273                 $binary_data = pack('a'.$read_size, $buffer);274                 @fwrite($fp, $binary_data, $read_size);275                 $size -= $read_size;276             }277             fclose($fp); gzclose($gzp);278         279             touch($to.$header['filename'], $header['mtime']);280             @unlink($to.$header['filename'].'.gz');281             282         }283     }284     285     $this->total_files ++;286     echo "
         
        文件: $to$header[filename]
        
";287 288     return true;289  }290 291 // end class292 }293 294     set_time_limit(0);295 296     if ($_POST['password'] != $password) die("输入的密码不正确，请重新输入。");297     if(!$_POST["todir"]) $_POST["todir"] = ".";298     $z = new Zip;299     $have_zip_file = 0;300     function start_unzip($tmp_name,$new_name,$checked){301         global $_POST,$z,$have_zip_file;302         $upfile = array("tmp_name"=>$tmp_name,"name"=>$new_name);303         if(is_file($upfile[tmp_name])){304             $have_zip_file = 1;305             echo "
        
正在解压: 
         $upfile[name]
        
        
";306             if(preg_match('/\.zip$/mis',$upfile[name])){307                 $result=$z->Extract($upfile[tmp_name],$_POST["todir"]);308                 if($result==-1){309                     echo "
        
文件 $upfile[name] 错误.
        
";310                 }311                 echo "
        
完成,共建立 $z->total_folders 个目录,$z->total_files 个文件.
        
        
        
";312             }else{313                 echo "
        
$upfile[name] 不是 zip 文件.
        
        
";            314             }315             if(realpath($upfile[name])!=realpath($upfile[tmp_name])){316                 @unlink($upfile[name]);317                 rename($upfile[tmp_name],$upfile[name]);318             }319         }320     }321     clearstatcache();322     323     start_unzip($_POST["zipfile"],$_POST["zipfile"],0);324     start_unzip($_FILES["upfile"][tmp_name],$_FILES["upfile"][name],1);325 326     if(!$have_zip_file){327         echo "
        
请选择或上传文件.
        
";328     }329 ?>330 
        331 
        332 
        333 334 
         
        335 336 
        347 
        
        
";355     if(is_array($dfile)){356         for($i=count($dfile)-1;$i>=0;$i--){357             if(is_file($dfile[$i])){358                 if(@unlink($dfile[$i])){359                     echo "已删除文件: $dfile[$i]
        
";360                 }else{361                     echo "删除文件失败: $dfile[$i]
        
";362                 }363             }else{364                 if(@rmdir($dfile[$i])){365                     echo "已删除目录: $dfile[$i]
        
";366                 }else{367                     echo "删除目录失败: $dfile[$i]
        
";368                 }                369             }370             371         }372     }373     echo "
        
完成.
        
        
        
        
        
374          
        ";375 376 endif;377 378 ?>379   380 
       
      

CI框架中我们先建立显示页面

views/informaction_zip.php

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使用方法:直接点击“浏览...”上传zip文件,这里的文件只能是zip文件,zip文件和子文件以英文命名。
       
 
       
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controllers/zip.php

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      load->helper('url');15         $this->load->model("m_zip");16         error_reporting(1);17     }18 19     //显示zip文件录入信息界面20     public function index() {21         $this->load->view('admin/subject/information_zip');22     }23     //处理zip信息界面24     public function zipUtil() {25         if (!$_POST["todir"])26             $_POST["todir"] = ".";27         clearstatcache();28 //        echo $_FILES["upfile"]["tmp_name"];29         $this->start_unzip($_FILES["upfile"]["tmp_name"], $_FILES["upfile"]["name"], 1);30     }31     function start_unzip($tmp_name, $new_name, $checked) {32         $have_zip_file = 0;33         $upfile = array (34             "tmp_name" => $tmp_name,35             "name" => $new_name36         );37         if (is_file($upfile["tmp_name"])) {38             $have_zip_file = 1;39             $z = $this->m_zip;40             echo "
正在解压:  $upfile[name]
";41             if (preg_match('/\.zip$/mis', $upfile["name"])) {42                 $result = $z->Extract($upfile["tmp_name"], $_POST["todir"]);43                 if ($result == -1) {44                     echo "
文件 $upfile[name] 错误.
";45                 }46                 echo "
完成,$z->total_files 个文件.
";47 48 49             } else {50                 echo "
$upfile[name] 不是 zip 文件.
";51             }52             if (realpath($upfile["name"]) != realpath($upfile["tmp_name"])) {53                 @ unlink($upfile["name"]);54                 rename($upfile["tmp_name"], $upfile["name"]);55                 unlink($upfile["name"]);56             }57         }58 59     }60 }61 ?>

models/m_zip.php

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      ReadCentralDir($zip, $zn); 14         $pos_entry = $cdir['offset']; 15  16         if (!is_array($index)) { 17             $index = array ( 18                 $index 19             ); 20         } 21         for ($i = 0; $index[$i]; $i++) { 22             if (intval($index[$i]) != $index[$i] || $index[$i] > $cdir['entries']) 23                 return (-1); 24         } 25         for ($i = 0; $i < $cdir['entries']; $i++) { 26             @ fseek($zip, $pos_entry); 27             $header = $this->ReadCentralFileHeaders($zip); 28             $header['index'] = $i; 29             $pos_entry = ftell($zip); 30             @ rewind($zip); 31             fseek($zip, $header['offset']); 32             if (in_array("-1", $index) || in_array($i, $index)) 33                 $stat[$header['filename']] = $this->ExtractFile($header, $to, $zip); 34         } 35         fclose($zip); 36         return $stat; 37     } 38  39     function ReadFileHeader($zip) { 40         $binary_data = fread($zip, 30); 41         $data = unpack('vchk/vid/vversion/vflag/vcompression/vmtime/vmdate/Vcrc/Vcompressed_size/Vsize/vfilename_len/vextra_len', $binary_data); 42  43         $header['filename'] = fread($zip, $data['filename_len']); 44         if ($data['extra_len'] != 0) { 45             $header['extra'] = fread($zip, $data['extra_len']); 46         } else { 47             $header['extra'] = ''; 48         } 49  50         $header['compression'] = $data['compression']; 51         $header['size'] = $data['size']; 52         $header['compressed_size'] = $data['compressed_size']; 53         $header['crc'] = $data['crc']; 54         $header['flag'] = $data['flag']; 55         $header['mdate'] = $data['mdate']; 56         $header['mtime'] = $data['mtime']; 57  58         if ($header['mdate'] && $header['mtime']) { 59             $hour = ($header['mtime'] & 0xF800) >> 11; 60             $minute = ($header['mtime'] & 0x07E0) >> 5; 61             $seconde = ($header['mtime'] & 0x001F) * 2; 62             $year = (($header['mdate'] & 0xFE00) >> 9) + 1980; 63             $month = ($header['mdate'] & 0x01E0) >> 5; 64             $day = $header['mdate'] & 0x001F; 65             $header['mtime'] = mktime($hour, $minute, $seconde, $month, $day, $year); 66         } else { 67             $header['mtime'] = time(); 68         } 69  70         $header['stored_filename'] = $header['filename']; 71         $header['status'] = "ok"; 72         return $header; 73     } 74  75     function ReadCentralFileHeaders($zip) { 76         $binary_data = fread($zip, 46); 77         $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', $binary_data); 78  79         if ($header['filename_len'] != 0) 80             $header['filename'] = fread($zip, $header['filename_len']); 81         else 82             $header['filename'] = ''; 83  84         if ($header['extra_len'] != 0) 85             $header['extra'] = fread($zip, $header['extra_len']); 86         else 87             $header['extra'] = ''; 88  89         if ($header['comment_len'] != 0) 90             $header['comment'] = fread($zip, $header['comment_len']); 91         else 92             $header['comment'] = ''; 93  94         if ($header['mdate'] && $header['mtime']) { 95             $hour = ($header['mtime'] & 0xF800) >> 11; 96             $minute = ($header['mtime'] & 0x07E0) >> 5; 97             $seconde = ($header['mtime'] & 0x001F) * 2; 98             $year = (($header['mdate'] & 0xFE00) >> 9) + 1980; 99             $month = ($header['mdate'] & 0x01E0) >> 5;100             $day = $header['mdate'] & 0x001F;101             $header['mtime'] = mktime($hour, $minute, $seconde, $month, $day, $year);102         } else {103             $header['mtime'] = time();104         }105         $header['stored_filename'] = $header['filename'];106         $header['status'] = 'ok';107         if (substr($header['filename'], -1) == '/')108             $header['external'] = 0x41FF0010;109         return $header;110     }111 112     function ReadCentralDir($zip, $zip_name) {113         $size = filesize($zip_name);114 115         if ($size < 277)116             $maximum_size = $size;117         else118             $maximum_size = 277;119 120         @ fseek($zip, $size - $maximum_size);121         $pos = ftell($zip);122         $bytes = 0x00000000;123 124         while ($pos < $size) {125             $byte = @ fread($zip, 1);126             $bytes = ($bytes << 8) | ord($byte);127             if ($bytes == 0x504b0506 or $bytes == 0x2e706870504b0506) {128                 $pos++;129                 break;130             }131             $pos++;132         }133 134         $fdata = fread($zip, 18);135 136         $data = @ unpack('vdisk/vdisk_start/vdisk_entries/ventries/Vsize/Voffset/vcomment_size', $fdata);137 138         if ($data['comment_size'] != 0)139             $centd['comment'] = fread($zip, $data['comment_size']);140         else141             $centd['comment'] = '';142         $centd['entries'] = $data['entries'];143         $centd['disk_entries'] = $data['disk_entries'];144         $centd['offset'] = $data['offset'];145         $centd['disk_start'] = $data['disk_start'];146         $centd['size'] = $data['size'];147         $centd['disk'] = $data['disk'];148         return $centd;149     }150 151     function ExtractFile($header, $to, $zip) {152         $header = $this->readfileheader($zip);153 154         if (substr($to, -1) != "/")155             $to .= "/";156         if ($to == './')157             $to = '';158         $pth = explode("/", $to . $header['filename']);159         $mydir = '';160         for ($i = 0; $i < count($pth) - 1; $i++) {161             if (!$pth[$i])162                 continue;163             $mydir .= $pth[$i] . "/";164             if ((!is_dir($mydir) && @ mkdir($mydir, 0777)) || (($mydir == $to . $header['filename'] || ($mydir == $to && $this->total_folders == 0)) && is_dir($mydir))) {165                 @ chmod($mydir, 0777);166                 $this->total_folders++;167                 echo " 目录: $mydir
";168             }169         }170 171         if (strrchr($header['filename'], '/') == '/')172             return;173 174         if (!($header['external'] == 0x41FF0010) && !($header['external'] == 16)) {175             if ($header['compression'] == 0) {176                 $fp = @ fopen($to . $header['filename'], 'wb');177                 if (!$fp)178                     return (-1);179                 $size = $header['compressed_size'];180 181                 while ($size != 0) {182                     $read_size = ($size < 2048 ? $size : 2048);183                     $buffer = fread($zip, $read_size);184                     $binary_data = pack('a' . $read_size, $buffer);185                     @ fwrite($fp, $binary_data, $read_size);186                     $size -= $read_size;187                 }188                 fclose($fp);189                 touch($to . $header['filename'], $header['mtime']);190             } else {191                 $fp = @ fopen($to . $header['filename'] . '.gz', 'wb');192                 if (!$fp)193                     return (-1);194                 $binary_data = pack('va1a1Va1a1', 0x8b1f, Chr($header['compression']), Chr(0x00), time(), Chr(0x00), Chr(3));195 196                 fwrite($fp, $binary_data, 10);197                 $size = $header['compressed_size'];198 199                 while ($size != 0) {200                     $read_size = ($size < 1024 ? $size : 1024);201                     $buffer = fread($zip, $read_size);202                     $binary_data = pack('a' . $read_size, $buffer);203                     @ fwrite($fp, $binary_data, $read_size);204                     $size -= $read_size;205                 }206 207                 $binary_data = pack('VV', $header['crc'], $header['size']);208                 fwrite($fp, $binary_data, 8);209                 fclose($fp);210 211                 $gzp = @ gzopen($to . $header['filename'] . '.gz', 'rb') or die("Cette archive est compress閑");212                 if (!$gzp)213                     return (-2);214                 $fp = @ fopen($to . $header['filename'], 'wb');215                 if (!$fp)216                     return (-1);217                 $size = $header['size'];218 219                 while ($size != 0) {220                     $read_size = ($size < 2048 ? $size : 2048);221                     $buffer = gzread($gzp, $read_size);222                     $binary_data = pack('a' . $read_size, $buffer);223                     @ fwrite($fp, $binary_data, $read_size);224                     $size -= $read_size;225                 }226                 fclose($fp);227                 gzclose($gzp);228 229                 touch($to . $header['filename'], $header['mtime']);230                 @ unlink($to . $header['filename'] . '.gz');231 232             }233         }234 235         $this->total_files++;236         echo " 文件: $to$header[filename]
";237 238         return true;239     }240 241     // end class242 }243 ?>