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
1 <?php 2 header("content-Type: text/html; charset=utf-8"); 3 //验证密码 4 $password = "123456"; 5 ?> 6 <html> 7 <head> 8 <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> 9 <title>在线解压ZIP文件程序 V1.0</title> 10 <style type="text/css"> 11 <!-- 12 body,td{ 13 font-size: 14px; 14 color: #000000; 15 } 16 a { 17 color: #000066; 18 text-decoration: none; 19 } 20 a:hover { 21 color: #FF6600; 22 text-decoration: underline; 23 } 24 --> 25 </style> 26 </head> 27 28 <body> 29 <form name="myform" method="post" action="<?=$_SERVER[PHP_SELF];?>" enctype="multipart/form-data" onSubmit="return check_uploadObject(this);"> 30 <? 31 if(!$_REQUEST["myaction"]): 32 ?> 33 34 <script language="javascript"> 35 function check_uploadObject(form){ 36 if(form.password.value==''){ 37 alert('请输入密码.'); 38 return false; 39 } 40 return true; 41 } 42 </script> 43 44 <table width="100%" border="0" cellspacing="0" cellpadding="4"> 45 <tr> 46 <td height="40" colspan="2" style="color:#FF9900"><p><font color="#FF0000">在线解压ZIP文件程序 V1.0</font></p> 47 <p>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。</p> 48 <p> </p> 49 </td> 50 </tr> 51 <tr> 52 <td width="11%">选择ZIP文件: </td> 53 <td width="89%"><select name="zipfile"> 54 <option value="" selected>- 请选择 -</option> 55 <? 56 $fdir = opendir('./'); 57 while($file=readdir($fdir)){ 58 if(!is_file($file)) continue; 59 if(preg_match('/.zip$/mis',$file)){ 60 echo "<option value='$file'>$file</option> "; 61 } 62 } 63 ?> 64 </select></td> 65 </tr> 66 <tr> 67 <td width="11%" nowrap>或上传文件: </td> 68 <td width="89%"><input name="upfile" type="file" id="upfile" size="20"></td> 69 </tr> 70 <tr> 71 <td>解压到目录: </td> 72 <td><input name="todir" type="text" id="todir" value="" size="15"> 73 (留空为本目录,必须有写入权限)</td> 74 </tr> 75 <tr> 76 <td>验证密码: </td> 77 <td><input name="password" type="password" id="password" size="15"> 78 (源文件中设定的密码)</td> 79 </tr> 80 <tr> 81 <td><input name="myaction" type="hidden" id="myaction" value="dounzip"></td> 82 <td><input type="submit" name="Submit" value=" 解 压 "></td> 83 </tr> 84 </table> 85 86 <? 87 88 elseif($_REQUEST["myaction"]=="dounzip"): 89 90 91 class zip 92 { 93 94 var $total_files = 0; 95 var $total_folders = 0; 96 97 function Extract ( $zn, $to, $index = Array(-1) ) 98 { 99 $ok = 0; $zip = @fopen($zn,'rb'); 100 if(!$zip) return(-1); 101 $cdir = $this->ReadCentralDir($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;$i<count($pth)-1;$i++){ 218 if(!$pth[$i]) continue; 219 $mydir .= $pth[$i]."/"; 220 if((!is_dir($mydir) && @mkdir($mydir,0777)) || (($mydir==$to.$header['filename'] || ($mydir==$to && $this->total_folders==0)) && is_dir($mydir)) ){ 221 @chmod($mydir,0777); 222 $this->total_folders ++; 223 echo "<input name='dfile[]' type='checkbox' value='$mydir' checked> <a href='$mydir' target='_blank'>目录: $mydir</a><br>"; 224 } 225 } 226 227 if(strrchr($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 $this->total_files ++; 286 echo "<input name='dfile[]' type='checkbox' value='$to$header[filename]' checked> <a href='$to$header[filename]' target='_blank'>文件: $to$header[filename]</a><br>"; 287 288 return true; 289 } 290 291 // end class 292 } 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 $have_zip_file = 1; 305 echo "<br>正在解压: <input name='dfile[]' type='checkbox' value='$upfile[name]' ".($checked?"checked":"")."> $upfile[name]<br><br>"; 306 if(preg_match('/.zip$/mis',$upfile[name])){ 307 $result=$z->Extract($upfile[tmp_name],$_POST["todir"]); 308 if($result==-1){ 309 echo "<br>文件 $upfile[name] 错误.<br>"; 310 } 311 echo "<br>完成,共建立 $z->total_folders 个目录,$z->total_files 个文件.<br><br><br>"; 312 }else{ 313 echo "<br>$upfile[name] 不是 zip 文件.<br><br>"; 314 } 315 if(realpath($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(!$have_zip_file){ 327 echo "<br>请选择或上传文件.<br>"; 328 } 329 ?> 330 <input name="password" type="hidden" id="password" value="<?=$_POST['password'];?>"> 331 <input name="myaction" type="hidden" id="myaction" value="dodelete"> 332 <input name="按钮" type="button" value="返回" onClick="window.location='<?=$_SERVER[PHP_SELF];?>';"> 333 334 <input type='button' value='反选' onclick='selrev();'> <input type='submit' onclick='return confirm("删除选定文件?");' value='删除选定'> 335 336 <script language='javascript'> 337 function selrev() { 338 with(document.myform) { 339 for(i=0;i<elements.length;i++) { 340 thiselm = elements[i]; 341 if(thiselm.name.match(/dfile[]/)) thiselm.checked = !thiselm.checked; 342 } 343 } 344 } 345 alert('完成.'); 346 </script> 347 <? 348 349 elseif($_REQUEST["myaction"]=="dodelete"): 350 set_time_limit(0); 351 if ($_POST['password'] != $password) die("输入的密码不正确，请重新输入。"); 352 353 $dfile = $_POST["dfile"]; 354 echo "正在删除文件...<br><br>"; 355 if(is_array($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]<br>"; 360 }else{ 361 echo "删除文件失败: $dfile[$i]<br>"; 362 } 363 }else{ 364 if(@rmdir($dfile[$i])){ 365 echo "已删除目录: $dfile[$i]<br>"; 366 }else{ 367 echo "删除目录失败: $dfile[$i]<br>"; 368 } 369 } 370 371 } 372 } 373 echo "<br>完成.<br><br><input type='button' value='返回' onclick="window.location='$_SERVER[PHP_SELF]';"><br><br> 374 <script language='javascript'>('完成.');</script>"; 375 376 endif; 377 378 ?> 379 </form> 380 </html>
CI框架中我们先建立显示页面
views/informaction_zip.php
1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" 2 "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 3 4 <html xmlns="http://www.w3.org/1999/xhtml" lang="en_US" xml:lang="en_US"> 5 <!-- 6 * Created on 2013-8-5 7 * 8 * To change the template for this generated file go to 9 * Window - Preferences - PHPeclipse - PHP - Code Templates 10 --> 11 <head> 12 <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> 13 <title> </title> 14 <style type="text/css"> 15 <!-- 16 body,td{ 17 font-size: 14px; 18 color: #000000; 19 } 20 a { 21 color: #000066; 22 text-decoration: none; 23 } 24 a:hover { 25 color: #FF6600; 26 text-decoration: underline; 27 } 28 --> 29 </style> 30 </head> 31 32 <body> 33 <form name="myform" method="post" action="<?= base_url() ?>index.php/admin/zip/zipUtil" enctype="multipart/form-data" onSubmit="return check_uploadObject(this);"> 34 </script> 35 36 <table width="100%" border="0" cellspacing="0" cellpadding="4"> 37 <tr> 38 <p>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。</p> 39 <p> </p> 40 </td> 41 </tr> 42 <tr> 43 <td width="11%" nowrap>上传文件: </td> 44 <td width="89%"><input name="upfile" type="file" id="upfile" size="20"></td> 45 </tr> 46 <tr> 47 48 <td><input name="todir" type="text" id="todir" style="display:none" value="pdf+images" size="15"></td> 49 </tr> 50 51 <tr> 52 <td><input name="myaction" type="hidden" id="myaction" value="dounzip"></td> 53 <td><input type="submit" name="Submit" value=" 解 压 "></td> 54 </tr> 55 </table> 56 </form> 57 58 59 </body> 60 </html>
controllers/zip.php
1 <?php 2 3 4 /* 5 * Created on 2013-7-7 6 * 7 * To change the template for this generated file go to 8 * Window - Preferences - PHPeclipse - PHP - Code Templates 9 */ 10 class Zip extends CI_Controller { 11 //构造函数 12 function __construct() { 13 parent :: __construct(); 14 $this->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" => $new_name 36 ); 37 if (is_file($upfile["tmp_name"])) { 38 $have_zip_file = 1; 39 $z = $this->m_zip; 40 echo "<br>正在解压: <input name='dfile[]' type='checkbox' value='$upfile[name]' " . ($checked ? "checked" : "") . "> $upfile[name]<br><br>"; 41 if (preg_match('/.zip$/mis', $upfile["name"])) { 42 $result = $z->Extract($upfile["tmp_name"], $_POST["todir"]); 43 if ($result == -1) { 44 echo "<br>文件 $upfile[name] 错误.<br>"; 45 } 46 echo "<br>完成,$z->total_files 个文件.<br><br><br>"; 47 48 49 } else { 50 echo "<br>$upfile[name] 不是 zip 文件.<br><br>"; 51 } 52 if (realpath($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
1 <?php 2 class m_zip extends CI_Model { 3 var $total_files = 0; 4 var $total_folders = 0; 5 6 function Extract($zn, $to, $index = Array ( 7 -1 8 )) { 9 $ok = 0; 10 $zip = @ fopen($zn, 'rb'); 11 if (!$zip) 12 return (-1); 13 $cdir = $this->ReadCentralDir($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 else 118 $maximum_size = 277; 119 120 @ fseek($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 else 141 $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 $this->total_folders++; 167 echo "<input name='dfile[]' type='checkbox' value='$mydir' checked> <a href='$mydir' target='_blank'>目录: $mydir</a><br>"; 168 } 169 } 170 171 if (strrchr($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 $this->total_files++; 236 echo "<input name='dfile[]' type='checkbox' value='$to$header[filename]' checked> <a href='$to$header[filename]' target='_blank'>文件: $to$header[filename]</a><br>"; 237 238 return true; 239 } 240 241 // end class 242 } 243 ?>