php:整站源码下载好工具

if($_GET[tdir]){

$tdir=$_GET[tdir];

}else{

$tdir='./';

}

ini_set('memory_limit','2048M');

echo"选择要压缩的文件或目录，当前所在目录：".realpath($tdir)."

";

//目录列表

$fdir=opendir($tdir);

while($file=readdir($fdir))

{

if(is_dir(realpath($tdir."/".$file)))

{

if($file!=".."&&$file!="."){

echo" ";

echo"0 $file

";

}

elseif($file==".."){

echo "返回上级目录

";

}

茶叶机械/,铜包铝/

}

}

//文件列表

$fdir = opendir($tdir);

while($file=readdir($fdir))

{

if($file=='.'|| $file=='..')

continue;

if(is_file(realpath($tdir."/".$file)))

{ echo "";

echo "2  $file

";

}

}

?>

包含下列文件类型:

(文件类型用"|"隔开,默认空则包含任意文件,例:如果需要打包php和jpg文件,则输入"php|jpg")

茶叶机械/,铜包铝/

压缩文件保存到目录:

(留空为本目录,必须有写入权限)

压缩文件名称:

(.zip)

set_time_limit(0);

classPHPzip

{

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='';

var$filefilters=array();

functionSetFileFilter($filetype)

茶叶机械/,铜包铝/

{

$this->filefilters=explode('|',$filetype);

}

//返回文件的修改时间格式.

//只为本类内部函数调用.

functionunix2DosTime($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,

茶叶机械/,铜包铝/

//并返回文件的写入权限.

functionstartfile($path='')

{

$this->gzfilename=$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"))

{

returntrue;

}

returnfalse;

}

//添加一个文件到 zip 压缩包中.

茶叶机械/,铜包铝/

functionaddfile($data,$name)

{

$name=str_replace('','/',$name);

if(strrchr($name,'/')=='/')

return$this->adddir($name);

if(!empty($this->filefilters))

{

if(!in_array(end(explode(".",$name)),$this->filefilters))

{

return;

}

}

$dtime=dechex($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 ="x50x4bx03x04";

茶叶机械/,铜包铝/

$datastr.="x14x00"; // ver needed to extract

$datastr.="x00x00"; // gen purpose bit flag

$datastr.="x08x00"; // 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 ="x50x4bx01x02";

$dirstr.="x00x00"; // version made by

$dirstr.="x14x00"; // version needed to extract

$dirstr.="x00x00"; // gen purpose bit flag

茶叶机械/,铜包铝/

$dirstr.="x08x00"; // 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;

}

functionadddir($name)

{

$name=str_replace("","/",$name);

$datastr="x50x4bx03x04x0ax00x00x00x00x00x00x00x00x00";

茶叶机械/,铜包铝/

$datastr.=pack("V",0).pack("V",0).pack("V",0).pack("v",strlen($name));

$datastr.=pack("v",0).$("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="x50x4bx01x02x00x00x0ax00x00x00x00x00x00x00x00x00";

$dirstr.=pack("V",0).pack("V",0).pack("V",0).pack("v",strlen($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;

}

functioncreatefile()

{

//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="x50x4bx05x06x00x00x00x00".

pack('v',$this->file_count).

pack('v',$this->file_count).

pack('V',$this->dirstr_len).

pack('V',$this->datastr_len).

茶叶机械/,铜包铝/

"x00x00";

fwrite($this->fp,$this->dirstr.$endstr);

fclose($this->fp);

}

}

if(!trim($_REQUEST[zipname]))

$_REQUEST[zipname]="";

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]="./";

functionlistfiles($dir="./")

{

global$dodozip;

$sub_file_num=0;

if(is_file("$dir"))

{

茶叶机械/,铜包铝/

if(realpath($dodozip->gzfilename)!=realpath("$dir"))

{

$dodozip->addfile(implode('',file("$dir")),"$dir");

return1;

}

return0;

}

$handle=opendir("$dir");

while($file=readdir($handle))

{

if($file=="."||$file=="..")

continue;

if(is_dir("$dir/$file"))

{

$sub_file_num+=listfiles("$dir/$file");

}

else

{

if(realpath($dodozip->gzfilename)!=realpath("$dir/$file"))

{

$dodozip->addfile(implode('',file("$dir/$file")),"$dir/$file");

$sub_file_num++;

茶叶机械/,铜包铝/

}

}

}

closedir($handle);

if(!$sub_file_num)

$dodozip->addfile("","$dir/");

return$sub_file_num;

}

functionnum_bitunit($num)

{

$bitunit=array(' B',' KB',' MB',' GB');

for($key=0;$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]))

{

茶叶机械/,铜包铝/

$dodozip=newPHPzip;

if($_REQUEST["file_type"]!=NULL)

$dodozip->SetFileFilter($_REQUEST["file_type"]);

if($dodozip->startfile("$_REQUEST[todir]$_REQUEST[zipname]"))

{

echo"正在添加压缩文件...

";

$filenum=0;

foreach($_REQUEST[dfile]as$file)

{

if(is_file($file))

{

if(!empty($dodozip->filefilters))

if(!in_array(end(explode(".",$file)),$dodozip->filefilters))

continue;

echo"2  $file

";

}

else

{

echo "0 $file

";

}

$filenum += listfiles(realpath($tdir."/".$file));

}

茶叶机械/,铜包铝/

$dodozip -> createfile();

echo "

压缩完成,共添加$filenum个文件.

$_REQUEST[todir]$_REQUEST[zipname](".num_bitunit(filesize("$_REQUEST[todir]$_REQUEST[zipname]")).")";

}

else

{

echo "$_REQUEST[todir]$_REQUEST[zipname]不能写入,请检查路径或权限是否正确.

";

}

}

?>