在线压缩解压缩PHP代码
2012-05-04 16:35
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分享给大家PHP在线压缩和解压缩的代码
压缩的：
复制代码
<?php//验证密码
$password = "dedecms";?>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>Dedecms ZIP压缩程序</title>
<style type="text/css">
<!--
body,td{
font-size: 14px;
color: #000000;
}
a {
color: #000066;
text-decoration: none;
}
a:hover {
color: #FF6600;
text-decoration: underline;
}
-->
</style>
</head><body>
<form name="myform" method="post" action="zip.php">
<font color="#FF0000">Dedecms 在线压缩ZIP文件程序</font><br><div style="color:#FF9900">
<p>使用方法:选定要压缩的文件或目录（包含子目录），即可开始压缩。</p>
<p>压缩的结果保留原来的目录结构。</p>
</div>
<?
if(!$_REQUEST["myaction"]):
?>
<table width="100%" border="0" cellspacing="0" cellpadding="0">
<tr>
<td width="11%">验证密码: </td>
<td width="89%"><input name="password" type="password" id="password" size="15"></td>
</tr>
<tr>
<td><input name="myaction" type="hidden" id="myaction" value="dolist"></td>
<td><input type="submit" name="Submit" value=" 进 入 "></td>
</tr>
</table>
<?elseif($_REQUEST["myaction"]=="dolist"):
if($_REQUEST['password'] != $password) die("输入的密码不正确，请重新输入。");
echo "选择要压缩的文件或目录：<br>";
$fdir = opendir('./');
while($file=readdir($fdir)){
if($file=='.'|| $file=='..') continue;
echo "<input name='dfile[]' type='checkbox' value='$file' ".($file==basename(__FILE__)?"":"checked")."> ";
if(is_file($file)){
echo "文件: $file<br>";
}else{
echo "目录: $file<br>";
}
}
?>
<br>
压缩文件保存到目录:
<input name="todir" type="text" id="todir" value="_zipfiles_" size="15">
(留空为本目录,必须有写入权限)<br>
压缩文件名称:
<input name="zipname" type="text" id="zipname" value="zip.zip" size="15">
(.zip)<br>
<br>
<input name="password" type="hidden" id="password" value="<?=$_POST['password'];?>">
<input name="myaction" type="hidden" id="myaction" value="dozip">
<input type='button' value='反选' onclick='selrev();'>
<input type="submit" name="Submit" value=" 开始压缩 ">
<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;
}
}
}
</script>
<?elseif($_REQUEST["myaction"]=="dozip"):// set_time_limit(0); class PHPzip{ var $file_count = 0 ;
var $datastr_len = 0;
var $dirstr_len = 0;
var $filedata = ''; //该变量只被类外部程序访问
var $gzfilename;
var $fp;
var $dirstr='';
/*
返回文件的修改时间格式.
只为本类内部函数调用.
*/
function unix2DosTime($unixtime = 0) {
$timearray = ($unixtime == 0) ? getdate() : getdate($unixtime); if ($timearray['year'] < 1980) {
$timearray['year'] = 1980;
$timearray['mon'] = 1;
$timearray['mday'] = 1;
$timearray['hours'] = 0;
$timearray['minutes'] = 0;
$timearray['seconds'] = 0;
} return (($timearray['year'] - 1980) << 25) | ($timearray['mon'] << 21) | ($timearray['mday'] << 16) |
($timearray['hours'] << 11) | ($timearray['minutes'] << 5) | ($timearray['seconds'] >> 1);
} /*
初始化文件,建立文件目录,
并返回文件的写入权限.
*/
function startfile($path = 'shenbin.zip'){
$this->gzfilename=$path;
$mypathdir=array();
do{
$mypathdir[] = $path = dirname($path);
}while($path != '.');
@end($mypathdir);
do{
$path = @current($mypathdir);
@mkdir($path);
}while(@prev($mypathdir)); if($this->fp=@fopen($this->gzfilename,"w")){
return true;
}
return false;
} /*
添加一个文件到 zip 压缩包中.
*/
function addfile($data, $name){
$name = str_replace('\\', '/', $name);
if(strrchr($name,'/')=='/') return $this->adddir($name);
$dtime = dechex($this->unix2DosTime());
$hexdtime = '\x' . $dtime[6] . $dtime[7]
. '\x' . $dtime[4] . $dtime[5]
. '\x' . $dtime[2] . $dtime[3]
. '\x' . $dtime[0] . $dtime[1];
eval('$hexdtime = "' . $hexdtime . '";'); $unc_len = strlen($data);
$crc = crc32($data);
$zdata = gzcompress($data);
$c_len = strlen($zdata);
$zdata = substr(substr($zdata, 0, strlen($zdata) - 4), 2);
//新添文件内容格式化:
$datastr = "\x50\x4b\x03\x04";
$datastr .= "\x14\x00"; // ver needed to extract
$datastr .= "\x00\x00"; // gen purpose bit flag
$datastr .= "\x08\x00"; // compression method
$datastr .= $hexdtime; // last mod time and date
$datastr .= pack('V', $crc); // crc32
$datastr .= pack('V', $c_len); // compressed filesize
$datastr .= pack('V', $unc_len); // uncompressed filesize
$datastr .= pack('v', strlen($name)); // length of filename
$datastr .= pack('v', 0); // extra field length
$datastr .= $name;
$datastr .= $zdata;
$datastr .= pack('V', $crc); // crc32
$datastr .= pack('V', $c_len); // compressed filesize
$datastr .= pack('V', $unc_len); // uncompressed filesize
fwrite($this->fp,$datastr); //写入新的文件内容
$my_datastr_len = strlen($datastr);
unset($datastr);
//新添文件目录信息
$dirstr = "\x50\x4b\x01\x02";
$dirstr .= "\x00\x00"; // version made by
$dirstr .= "\x14\x00"; // version needed to extract
$dirstr .= "\x00\x00"; // gen purpose bit flag
$dirstr .= "\x08\x00"; // compression method
$dirstr .= $hexdtime; // last mod time & date
$dirstr .= pack('V', $crc); // crc32
$dirstr .= pack('V', $c_len); // compressed filesize
$dirstr .= pack('V', $unc_len); // uncompressed filesize
$dirstr .= pack('v', strlen($name) ); // length of filename
$dirstr .= pack('v', 0 ); // extra field length
$dirstr .= pack('v', 0 ); // file comment length
$dirstr .= pack('v', 0 ); // disk number start
$dirstr .= pack('v', 0 ); // internal file attributes
$dirstr .= pack('V', 32 ); // external file attributes - 'archive' bit set
$dirstr .= pack('V',$this->datastr_len ); // relative offset of local header
$dirstr .= $name;
$this->dirstr .= $dirstr; //目录信息
$this -> file_count ++;
$this -> dirstr_len += strlen($dirstr);
$this -> datastr_len += $my_datastr_len;
} function adddir($name){
$name = str_replace("\\", "/", $name);
$datastr = "\x50\x4b\x03\x04\x0a\x00\x00\x00\x00\x00\x00\x00\x00\x00";
$datastr .= pack("V",0).pack("V",0).pack("V",0).pack("v", strlen($name) );
$datastr .= pack("v", 0 ).$name.pack("V", 0).pack("V", 0).pack("V", 0); fwrite($this->fp,$datastr); //写入新的文件内容
$my_datastr_len = strlen($datastr);
unset($datastr);
$dirstr = "\x50\x4b\x01\x02\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x00\x00";
$dirstr .= pack("V",0).pack("V",0).pack("V",0).pack("v", strlen($name) );
$dirstr .= pack("v", 0 ).pack("v", 0 ).pack("v", 0 ).pack("v", 0 );
$dirstr .= pack("V", 16 ).pack("V",$this->datastr_len).$name;
$this->dirstr .= $dirstr; //目录信息 $this -> file_count ++;
$this -> dirstr_len += strlen($dirstr);
$this -> datastr_len += $my_datastr_len;
}
function createfile(){
//压缩包结束信息,包括文件总数,目录信息读取指针位置等信息
$endstr = "\x50\x4b\x05\x06\x00\x00\x00\x00" .
pack('v', $this -> file_count) .
pack('v', $this -> file_count) .
pack('V', $this -> dirstr_len) .
pack('V', $this -> datastr_len) .
"\x00\x00"; fwrite($this->fp,$this->dirstr.$endstr);
fclose($this->fp);
}
}
if(!trim($_REQUEST[zipname])) $_REQUEST[zipname] = "shenbin.zip"; else $_REQUEST[zipname] = trim($_REQUEST[zipname]);
if(!strrchr(strtolower($_REQUEST[zipname]),'.')=='.zip') $_REQUEST[zipname] .= ".zip";
$_REQUEST[todir] = str_replace('\\','/',trim($_REQUEST[todir]));
if(!strrchr(strtolower($_REQUEST[todir]),'/')=='/') $_REQUEST[todir] .= "/";
if($_REQUEST[todir]=="/") $_REQUEST[todir] = "./";
function listfiles($dir="."){
global $faisunZIP;
$sub_file_num = 0; if(is_file("$dir")){
if(realpath($faisunZIP ->gzfilename)!=realpath("$dir")){
$faisunZIP -> addfile(implode('',file("$dir")),"$dir");
return 1;
}
return 0;
}
$handle=opendir("$dir");
while ($file = readdir($handle)) {
if($file=="."||$file=="..")continue;
if(is_dir("$dir/$file")){
$sub_file_num += listfiles("$dir/$file");
}
else {
if(realpath($faisunZIP ->gzfilename)!=realpath("$dir/$file")){
$faisunZIP -> addfile(implode('',file("$dir/$file")),"$dir/$file");
$sub_file_num ++;
}
}
}
closedir($handle);
if(!$sub_file_num) $faisunZIP -> addfile("","$dir/");
return $sub_file_num;
} function num_bitunit($num){
$bitunit=array(' B',' KB',' MB',' GB');
for($key=0;$key<count($bitunit);$key++){
if($num>=pow(2,10*$key)-1){ //1023B 会显示为 1KB
$num_bitunit_str=(ceil($num/pow(2,10*$key)*100)/100)." $bitunit[$key]";
}
}
return $num_bitunit_str;
}
if(is_array($_REQUEST[dfile])){
$faisunZIP = new PHPzip;
if($faisunZIP -> startfile("$_REQUEST[todir]$_REQUEST[zipname]")){
echo "正在添加压缩文件...<br><br>";
$filenum = 0;
foreach($_REQUEST[dfile] as $file){
if(is_file($file)){
echo "文件: $file<br>";
}else{
echo "目录: $file<br>";
}
$filenum += listfiles($file);
}
$faisunZIP -> createfile();
echo "<br>压缩完成,共添加 $filenum 个文件.<br><a href='$_REQUEST[todir]$_REQUEST[zipname]'>$_REQUEST[todir]$_REQUEST[zipname] (".num_bitunit(filesize("$_REQUEST[todir]$_REQUEST[zipname]")).")</a>";
}else{
echo "$_REQUEST[todir]$_REQUEST[zipname] 不能写入,请检查路径或权限是否正确.<br>";
}
}else{
echo "没有选择的文件或目录.<br>";
}
endif;?>
</form>
</body>
</html>
解压缩的：
复制代码
<?php//验证密码
$password = "dedecms";?>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>Dedecms 在线ZIP解压程序</title>
<style type="text/css">
<!--
body,td{
font-size: 14px;
color: #000000;
}
a {
color: #000066;
text-decoration: none;
}
a:hover {
color: #FF6600;
text-decoration: underline;
}
-->
</style>
</head><body>
<form name="myform" method="post" action="<?=$_SERVER[PHP_SELF];?>" enctype="multipart/form-data" onSubmit="return check_uploadObject(this);">
<?
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><table width="100%" border="0" cellspacing="0" cellpadding="4">
<tr>
<td height="40" colspan="2" style="color:#FF9900"><p><font color="#FF0000">Dedecms 在线解压ZIP文件程序</font></p>
<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>
<p>解压的结果保留原来的目录结构。</p>
<p>Powered by Dedecms</p></td>
</tr>
<tr>
<td width="11%">选择ZIP文件: </td>
<td width="89%"><select name="zipfile">
<option value="" selected>- 请选择 -</option>
<?
$fdir = opendir('./');
while($file=readdir($fdir)){
if(!is_file($file)) continue;
if(preg_match('/\.zip$/mis',$file)){
echo "<option value='$file'>$file</option>\r\n";
}
}
?>
</select></td>
</tr>
<tr>
<td width="11%" nowrap>或上传文件: </td>
<td width="89%"><input name="upfile" type="file" id="upfile" size="20"></td>
</tr>
<tr>
<td>解压到目录: </td>
<td><input name="todir" type="text" id="todir" value="__unzipfiles__" size="15">
(留空为本目录,必须有写入权限)</td>
</tr>
<tr>
<td>验证密码: </td>
<td><input name="password" type="password" id="password" size="15">
(源文件中设定的密码)</td>
</tr>
<tr>
<td><input name="myaction" type="hidden" id="myaction" value="dounzip"></td>
<td><input type="submit" name="Submit" value=" 解 压 "></td>
</tr>
</table><?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);
$this->total_folders ++;
echo "<input name='dfile[]' type='checkbox' value='$mydir' checked> <a href='$mydir' target='_blank'>目录: $mydir</a><br>";
}
}
if(strrchr($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');
}
}
$this->total_files ++;
echo "<input name='dfile[]' type='checkbox' value='$to$header[filename]' checked> <a href='$to$header[filename]' target='_blank'>文件: $to$header[filename]</a><br>"; 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])){
$have_zip_file = 1;
echo "<br>正在解压: <input name='dfile[]' type='checkbox' value='$upfile[name]' ".($checked?"checked":"")."> $upfile[name]<br><br>";
if(preg_match('/\.zip$/mis',$upfile[name])){
$result=$z->Extract($upfile[tmp_name],$_POST["todir"]);
if($result==-1){
echo "<br>文件 $upfile[name] 错误.<br>";
}
echo "<br>完成,共建立 $z->total_folders 个目录,$z->total_files 个文件.<br><br><br>";
}else{
echo "<br>$upfile[name] 不是 zip 文件.<br><br>";
}
if(realpath($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(!$have_zip_file){
echo "<br>请选择或上传文件.<br>";
}
?>
<input name="password" type="hidden" id="password" value="<?=$_POST['password'];?>">
<input name="myaction" type="hidden" id="myaction" value="dodelete">
<input name="按钮" type="button" value="返回" onclick="window.location='<?=$_SERVER[PHP_SELF];?>';"><input type='button' value='反选' <input type='submit' 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>
<?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 = $_POST["dfile"];
echo "正在删除文件...<br><br>";
if(is_array($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]<br>";
}else{
echo "删除文件失败: $dfile[$i]<br>";
}
}else{
if(@rmdir($dfile[$i])){
echo "已删除目录: $dfile[$i]<br>";
}else{
echo "删除目录失败: $dfile[$i]<br>";
}
}
}
}
echo "<br>完成.<br><br><input type='button' value='返回' onclick=\"window.location='$_SERVER[PHP_SELF]';\"><br><br>
<script language='javascript'>('完成.');</script>";endif;?>
</form>
</body>
</html>
压缩的：
复制代码
<?php//验证密码
$password = "dedecms";?>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>Dedecms ZIP压缩程序</title>
<style type="text/css">
<!--
body,td{
font-size: 14px;
color: #000000;
}
a {
color: #000066;
text-decoration: none;
}
a:hover {
color: #FF6600;
text-decoration: underline;
}
-->
</style>
</head><body>
<form name="myform" method="post" action="zip.php">
<font color="#FF0000">Dedecms 在线压缩ZIP文件程序</font><br><div style="color:#FF9900">
<p>使用方法:选定要压缩的文件或目录（包含子目录），即可开始压缩。</p>
<p>压缩的结果保留原来的目录结构。</p>
</div>
<?
if(!$_REQUEST["myaction"]):
?>
<table width="100%" border="0" cellspacing="0" cellpadding="0">
<tr>
<td width="11%">验证密码: </td>
<td width="89%"><input name="password" type="password" id="password" size="15"></td>
</tr>
<tr>
<td><input name="myaction" type="hidden" id="myaction" value="dolist"></td>
<td><input type="submit" name="Submit" value=" 进 入 "></td>
</tr>
</table>
<?elseif($_REQUEST["myaction"]=="dolist"):
if($_REQUEST['password'] != $password) die("输入的密码不正确，请重新输入。");
echo "选择要压缩的文件或目录：<br>";
$fdir = opendir('./');
while($file=readdir($fdir)){
if($file=='.'|| $file=='..') continue;
echo "<input name='dfile[]' type='checkbox' value='$file' ".($file==basename(__FILE__)?"":"checked")."> ";
if(is_file($file)){
echo "文件: $file<br>";
}else{
echo "目录: $file<br>";
}
}
?>
<br>
压缩文件保存到目录:
<input name="todir" type="text" id="todir" value="_zipfiles_" size="15">
(留空为本目录,必须有写入权限)<br>
压缩文件名称:
<input name="zipname" type="text" id="zipname" value="zip.zip" size="15">
(.zip)<br>
<br>
<input name="password" type="hidden" id="password" value="<?=$_POST['password'];?>">
<input name="myaction" type="hidden" id="myaction" value="dozip">
<input type='button' value='反选' onclick='selrev();'>
<input type="submit" name="Submit" value=" 开始压缩 ">
<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;
}
}
}
</script>
<?elseif($_REQUEST["myaction"]=="dozip"):// set_time_limit(0); class PHPzip{ var $file_count = 0 ;
var $datastr_len = 0;
var $dirstr_len = 0;
var $filedata = ''; //该变量只被类外部程序访问
var $gzfilename;
var $fp;
var $dirstr='';
/*
返回文件的修改时间格式.
只为本类内部函数调用.
*/
function unix2DosTime($unixtime = 0) {
$timearray = ($unixtime == 0) ? getdate() : getdate($unixtime); if ($timearray['year'] < 1980) {
$timearray['year'] = 1980;
$timearray['mon'] = 1;
$timearray['mday'] = 1;
$timearray['hours'] = 0;
$timearray['minutes'] = 0;
$timearray['seconds'] = 0;
} return (($timearray['year'] - 1980) << 25) | ($timearray['mon'] << 21) | ($timearray['mday'] << 16) |
($timearray['hours'] << 11) | ($timearray['minutes'] << 5) | ($timearray['seconds'] >> 1);
} /*
初始化文件,建立文件目录,
并返回文件的写入权限.
*/
function startfile($path = 'shenbin.zip'){
$this->gzfilename=$path;
$mypathdir=array();
do{
$mypathdir[] = $path = dirname($path);
}while($path != '.');
@end($mypathdir);
do{
$path = @current($mypathdir);
@mkdir($path);
}while(@prev($mypathdir)); if($this->fp=@fopen($this->gzfilename,"w")){
return true;
}
return false;
} /*
添加一个文件到 zip 压缩包中.
*/
function addfile($data, $name){
$name = str_replace('\\', '/', $name);
if(strrchr($name,'/')=='/') return $this->adddir($name);
$dtime = dechex($this->unix2DosTime());
$hexdtime = '\x' . $dtime[6] . $dtime[7]
. '\x' . $dtime[4] . $dtime[5]
. '\x' . $dtime[2] . $dtime[3]
. '\x' . $dtime[0] . $dtime[1];
eval('$hexdtime = "' . $hexdtime . '";'); $unc_len = strlen($data);
$crc = crc32($data);
$zdata = gzcompress($data);
$c_len = strlen($zdata);
$zdata = substr(substr($zdata, 0, strlen($zdata) - 4), 2);
//新添文件内容格式化:
$datastr = "\x50\x4b\x03\x04";
$datastr .= "\x14\x00"; // ver needed to extract
$datastr .= "\x00\x00"; // gen purpose bit flag
$datastr .= "\x08\x00"; // compression method
$datastr .= $hexdtime; // last mod time and date
$datastr .= pack('V', $crc); // crc32
$datastr .= pack('V', $c_len); // compressed filesize
$datastr .= pack('V', $unc_len); // uncompressed filesize
$datastr .= pack('v', strlen($name)); // length of filename
$datastr .= pack('v', 0); // extra field length
$datastr .= $name;
$datastr .= $zdata;
$datastr .= pack('V', $crc); // crc32
$datastr .= pack('V', $c_len); // compressed filesize
$datastr .= pack('V', $unc_len); // uncompressed filesize
fwrite($this->fp,$datastr); //写入新的文件内容
$my_datastr_len = strlen($datastr);
unset($datastr);
//新添文件目录信息
$dirstr = "\x50\x4b\x01\x02";
$dirstr .= "\x00\x00"; // version made by
$dirstr .= "\x14\x00"; // version needed to extract
$dirstr .= "\x00\x00"; // gen purpose bit flag
$dirstr .= "\x08\x00"; // compression method
$dirstr .= $hexdtime; // last mod time & date
$dirstr .= pack('V', $crc); // crc32
$dirstr .= pack('V', $c_len); // compressed filesize
$dirstr .= pack('V', $unc_len); // uncompressed filesize
$dirstr .= pack('v', strlen($name) ); // length of filename
$dirstr .= pack('v', 0 ); // extra field length
$dirstr .= pack('v', 0 ); // file comment length
$dirstr .= pack('v', 0 ); // disk number start
$dirstr .= pack('v', 0 ); // internal file attributes
$dirstr .= pack('V', 32 ); // external file attributes - 'archive' bit set
$dirstr .= pack('V',$this->datastr_len ); // relative offset of local header
$dirstr .= $name;
$this->dirstr .= $dirstr; //目录信息
$this -> file_count ++;
$this -> dirstr_len += strlen($dirstr);
$this -> datastr_len += $my_datastr_len;
} function adddir($name){
$name = str_replace("\\", "/", $name);
$datastr = "\x50\x4b\x03\x04\x0a\x00\x00\x00\x00\x00\x00\x00\x00\x00";
$datastr .= pack("V",0).pack("V",0).pack("V",0).pack("v", strlen($name) );
$datastr .= pack("v", 0 ).$name.pack("V", 0).pack("V", 0).pack("V", 0); fwrite($this->fp,$datastr); //写入新的文件内容
$my_datastr_len = strlen($datastr);
unset($datastr);
$dirstr = "\x50\x4b\x01\x02\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x00\x00";
$dirstr .= pack("V",0).pack("V",0).pack("V",0).pack("v", strlen($name) );
$dirstr .= pack("v", 0 ).pack("v", 0 ).pack("v", 0 ).pack("v", 0 );
$dirstr .= pack("V", 16 ).pack("V",$this->datastr_len).$name;
$this->dirstr .= $dirstr; //目录信息 $this -> file_count ++;
$this -> dirstr_len += strlen($dirstr);
$this -> datastr_len += $my_datastr_len;
}
function createfile(){
//压缩包结束信息,包括文件总数,目录信息读取指针位置等信息
$endstr = "\x50\x4b\x05\x06\x00\x00\x00\x00" .
pack('v', $this -> file_count) .
pack('v', $this -> file_count) .
pack('V', $this -> dirstr_len) .
pack('V', $this -> datastr_len) .
"\x00\x00"; fwrite($this->fp,$this->dirstr.$endstr);
fclose($this->fp);
}
}
if(!trim($_REQUEST[zipname])) $_REQUEST[zipname] = "shenbin.zip"; else $_REQUEST[zipname] = trim($_REQUEST[zipname]);
if(!strrchr(strtolower($_REQUEST[zipname]),'.')=='.zip') $_REQUEST[zipname] .= ".zip";
$_REQUEST[todir] = str_replace('\\','/',trim($_REQUEST[todir]));
if(!strrchr(strtolower($_REQUEST[todir]),'/')=='/') $_REQUEST[todir] .= "/";
if($_REQUEST[todir]=="/") $_REQUEST[todir] = "./";
function listfiles($dir="."){
global $faisunZIP;
$sub_file_num = 0; if(is_file("$dir")){
if(realpath($faisunZIP ->gzfilename)!=realpath("$dir")){
$faisunZIP -> addfile(implode('',file("$dir")),"$dir");
return 1;
}
return 0;
}
$handle=opendir("$dir");
while ($file = readdir($handle)) {
if($file=="."||$file=="..")continue;
if(is_dir("$dir/$file")){
$sub_file_num += listfiles("$dir/$file");
}
else {
if(realpath($faisunZIP ->gzfilename)!=realpath("$dir/$file")){
$faisunZIP -> addfile(implode('',file("$dir/$file")),"$dir/$file");
$sub_file_num ++;
}
}
}
closedir($handle);
if(!$sub_file_num) $faisunZIP -> addfile("","$dir/");
return $sub_file_num;
} function num_bitunit($num){
$bitunit=array(' B',' KB',' MB',' GB');
for($key=0;$key<count($bitunit);$key++){
if($num>=pow(2,10*$key)-1){ //1023B 会显示为 1KB
$num_bitunit_str=(ceil($num/pow(2,10*$key)*100)/100)." $bitunit[$key]";
}
}
return $num_bitunit_str;
}
if(is_array($_REQUEST[dfile])){
$faisunZIP = new PHPzip;
if($faisunZIP -> startfile("$_REQUEST[todir]$_REQUEST[zipname]")){
echo "正在添加压缩文件...<br><br>";
$filenum = 0;
foreach($_REQUEST[dfile] as $file){
if(is_file($file)){
echo "文件: $file<br>";
}else{
echo "目录: $file<br>";
}
$filenum += listfiles($file);
}
$faisunZIP -> createfile();
echo "<br>压缩完成,共添加 $filenum 个文件.<br><a href='$_REQUEST[todir]$_REQUEST[zipname]'>$_REQUEST[todir]$_REQUEST[zipname] (".num_bitunit(filesize("$_REQUEST[todir]$_REQUEST[zipname]")).")</a>";
}else{
echo "$_REQUEST[todir]$_REQUEST[zipname] 不能写入,请检查路径或权限是否正确.<br>";
}
}else{
echo "没有选择的文件或目录.<br>";
}
endif;?>
</form>
</body>
</html>
解压缩的：
复制代码
<?php//验证密码
$password = "dedecms";?>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>Dedecms 在线ZIP解压程序</title>
<style type="text/css">
<!--
body,td{
font-size: 14px;
color: #000000;
}
a {
color: #000066;
text-decoration: none;
}
a:hover {
color: #FF6600;
text-decoration: underline;
}
-->
</style>
</head><body>
<form name="myform" method="post" action="<?=$_SERVER[PHP_SELF];?>" enctype="multipart/form-data" onSubmit="return check_uploadObject(this);">
<?
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><table width="100%" border="0" cellspacing="0" cellpadding="4">
<tr>
<td height="40" colspan="2" style="color:#FF9900"><p><font color="#FF0000">Dedecms 在线解压ZIP文件程序</font></p>
<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>
<p>解压的结果保留原来的目录结构。</p>
<p>Powered by Dedecms</p></td>
</tr>
<tr>
<td width="11%">选择ZIP文件: </td>
<td width="89%"><select name="zipfile">
<option value="" selected>- 请选择 -</option>
<?
$fdir = opendir('./');
while($file=readdir($fdir)){
if(!is_file($file)) continue;
if(preg_match('/\.zip$/mis',$file)){
echo "<option value='$file'>$file</option>\r\n";
}
}
?>
</select></td>
</tr>
<tr>
<td width="11%" nowrap>或上传文件: </td>
<td width="89%"><input name="upfile" type="file" id="upfile" size="20"></td>
</tr>
<tr>
<td>解压到目录: </td>
<td><input name="todir" type="text" id="todir" value="__unzipfiles__" size="15">
(留空为本目录,必须有写入权限)</td>
</tr>
<tr>
<td>验证密码: </td>
<td><input name="password" type="password" id="password" size="15">
(源文件中设定的密码)</td>
</tr>
<tr>
<td><input name="myaction" type="hidden" id="myaction" value="dounzip"></td>
<td><input type="submit" name="Submit" value=" 解 压 "></td>
</tr>
</table><?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);
$this->total_folders ++;
echo "<input name='dfile[]' type='checkbox' value='$mydir' checked> <a href='$mydir' target='_blank'>目录: $mydir</a><br>";
}
}
if(strrchr($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');
}
}
$this->total_files ++;
echo "<input name='dfile[]' type='checkbox' value='$to$header[filename]' checked> <a href='$to$header[filename]' target='_blank'>文件: $to$header[filename]</a><br>"; 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])){
$have_zip_file = 1;
echo "<br>正在解压: <input name='dfile[]' type='checkbox' value='$upfile[name]' ".($checked?"checked":"")."> $upfile[name]<br><br>";
if(preg_match('/\.zip$/mis',$upfile[name])){
$result=$z->Extract($upfile[tmp_name],$_POST["todir"]);
if($result==-1){
echo "<br>文件 $upfile[name] 错误.<br>";
}
echo "<br>完成,共建立 $z->total_folders 个目录,$z->total_files 个文件.<br><br><br>";
}else{
echo "<br>$upfile[name] 不是 zip 文件.<br><br>";
}
if(realpath($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(!$have_zip_file){
echo "<br>请选择或上传文件.<br>";
}
?>
<input name="password" type="hidden" id="password" value="<?=$_POST['password'];?>">
<input name="myaction" type="hidden" id="myaction" value="dodelete">
<input name="按钮" type="button" value="返回" onclick="window.location='<?=$_SERVER[PHP_SELF];?>';"><input type='button' value='反选' <input type='submit' 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>
<?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 = $_POST["dfile"];
echo "正在删除文件...<br><br>";
if(is_array($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]<br>";
}else{
echo "删除文件失败: $dfile[$i]<br>";
}
}else{
if(@rmdir($dfile[$i])){
echo "已删除目录: $dfile[$i]<br>";
}else{
echo "删除目录失败: $dfile[$i]<br>";
}
}
}
}
echo "<br>完成.<br><br><input type='button' value='返回' onclick=\"window.location='$_SERVER[PHP_SELF]';\"><br><br>
<script language='javascript'>('完成.');</script>";endif;?>
</form>
</body>
</html>
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