本帖最后由 灰儿 于 2010-3-3 16:34 编辑
用php实现的在线打包的工具,并可以支持子目录使用纯php对目录和文件进行打包压缩,压缩当然不能跟winrar比(压缩比差不多相当于winrar压缩时的最快模式)。
程序使用了php的zip扩展,如果服务器支持,那就可以用了^_^,生成的zip压缩包可以用winrar等来解压的,当然也可以用php来解压。解压的过段时间再发布了。
本程序由 http://www.softpure.com/纯粹空间提供,
作者:faisun mail :faisun@sina.com
- <?php
- //验证密码
- $password = "123456";
- ?>
- <html>
- <head>
- <meta http-equiv="Content-Type" content="text/html; charset=gb2312">
- <title>压缩文件</title>
- <style type="text/css">
- <!--
- body,td{
- font-size: 14px;
- color: #000000;
- }
- a {
- color: #000066;
- text-decoration: none;
- }
- a:hover {
- color: #FF6600;
- text-decoration: underline;
- }
- -->
- </style>
- </head>
- <body>
- <form name="myform" method="post" action="<?=$_SERVER[PHP_SELF];?>">
- <font color="#FF0000"> faisun_zip -在线压缩ZIP文件程序 V1.0</font><br>
- <div style="color:#FF9900">
- <p>转载请注明:本程序由 <a href="http://www.softpure.com/" target="_blank">纯粹空间</a>(<a href="http://www.softpure.com/" target="_blank">http://www.softpure.com</a>) 提供,作者:faisun(<a href="faisun@sina.com).mailto:faisun@sina.com">faisun@sina.com</a>).</p>
- <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(!$_REQUEST["myaction"]):
- ?>
- <table width="100%" border="0" cellspacing="0" cellpadding="0">
- <tr>
- <td width="11%">验证密码: </td>
- <td width="89%"><input name="password" type="password" id="password" size="15">
- (源文件中设定的密码) </td>
- </tr>
- <tr>
- <td><input name="myaction" type="hidden" id="myaction" value="dolist"></td>
- <td><input type="submit" name="Submit" value=" 进 入 "></td>
- </tr>
- </table>
- <?
- elseif($_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: $file<br>";
- }
- }
- ?>
- <br>
- 压缩文件保存到目录:
- <input name="todir" type="text" id="todir" value="__zipfiles__" size="15">
- (留空为本目录,必须有写入权限)<br>
- 压缩文件名称:
- <input name="zipname" type="text" id="zipname" value="faisunzip.zip" size="15">
- (.zip)<br>
- <br>
- <input name="password" type="hidden" id="password" value="<?=$_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;
- 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 = 'faisun.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] = "faisunzip.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>
复制代码 在文件的头部 $password = "123456";的123456可以改成你的密码
把文件保存为.php的文件 |
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