<?
class zip{ var $datasec, $ctrl_dir = array();
var $eof_ctrl_dir = "\x50\x4b\x05\x06\x00\x00\x00\x00";
var $old_offset = 0; var $dirs = Array("."); function get_List($zip_name) {
$zip = @fopen($zip_name, 'rb');
if(!$zip) return(0);
$centd = $this->ReadCentralDir($zip,$zip_name); @rewind($zip);
@fseek($zip, $centd['offset']); for ($i=0; $i<$centd['entries']; $i++){
$header = $this->ReadCentralFileHeaders($zip);
$header['index'] = $i;$info['filename'] = $header['filename'];
$info['stored_filename'] = $header['stored_filename'];
$info['size'] = $header['size'];$info['compressed_size']=$header['compressed_size'];
$info['crc'] = strtoupper(dechex( $header['crc'] ));
$info['mtime'] = $header['mtime']; $info['comment'] = $header['comment'];
$info['folder'] = ($header['external']==0x41FF0010||$header['external']==16)?1:0;
$info['index'] = $header['index'];$info['status'] = $header['status'];
$ret[]=$info; unset($header);
}
return $ret;
} function Add($files,$compact){
if(!is_array($files[0])) $files=Array($files); for($i=0;$files[$i];$i++){
$fn = $files[$i];
if(!in_Array(dirname($fn[0]),$this->dirs))
$this->add_Dir(dirname($fn[0]));
if(basename($fn[0]))
$ret[basename($fn[0])]=$this->add_File($fn[1],$fn[0],$compact);
}
return $ret;
} function get_file(){
$data = implode('', $this -> datasec);
$ctrldir = implode('', $this -> ctrl_dir); return $data . $ctrldir . $this -> eof_ctrl_dir .
pack('v', sizeof($this -> ctrl_dir)).pack('v', sizeof($this -> ctrl_dir)).
pack('V', strlen($ctrldir)) . pack('V', strlen($data)) . "\x00\x00";
} function add_dir($name) {
$name = str_replace("\\", "/", $name);
$fr = "\x50\x4b\x03\x04\x0a\x00\x00\x00\x00\x00\x00\x00\x00\x00"; $fr .= pack("V",0).pack("V",0).pack("V",0).pack("v", strlen($name) );
$fr .= pack("v", 0 ).$name.pack("V", 0).pack("V", 0).pack("V", 0);
$this -> datasec[] = $fr; $new_offset = strlen(implode("", $this->datasec)); $cdrec = "\x50\x4b\x01\x02\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x00\x00";
$cdrec .= pack("V",0).pack("V",0).pack("V",0).pack("v", strlen($name) );
$cdrec .= pack("v", 0 ).pack("v", 0 ).pack("v", 0 ).pack("v", 0 );
$ext = "\xff\xff\xff\xff";
$cdrec .= pack("V", 16 ).pack("V", $this -> old_offset ).$name; $this -> ctrl_dir[] = $cdrec;
$this -> old_offset = $new_offset;
$this -> dirs[] = $name;
} function add_File($data, $name, $compact = 1){
$name = str_replace('\\', '/', $name);
$dtime = dechex($this->DosTime()); $hexdtime = '\x' . $dtime[6] . $dtime[7].'\x'.$dtime[4] . $dtime[5]
. '\x' . $dtime[2] . $dtime[3].'\x'.$dtime[0].$dtime[1];
eval('$hexdtime = "' . $hexdtime . '";'); if($compact)
$fr = "\x50\x4b\x03\x04\x14\x00\x00\x00\x08\x00".$hexdtime;
else $fr = "\x50\x4b\x03\x04\x0a\x00\x00\x00\x00\x00".$hexdtime;
$unc_len = strlen($data); $crc = crc32($data); if($compact){
$zdata = gzcompress($data); $c_len = strlen($zdata);
$zdata = substr(substr($zdata, 0, strlen($zdata) - 4), 2);
}else{
$zdata = $data;
}
$c_len=strlen($zdata);
$fr .= pack('V', $crc).pack('V', $c_len).pack('V', $unc_len);
$fr .= pack('v', strlen($name)).pack('v', 0).$name.$zdata; $fr .= pack('V', $crc).pack('V', $c_len).pack('V', $unc_len); $this -> datasec[] = $fr;
$new_offset = strlen(implode('', $this->datasec));
if($compact)
$cdrec = "\x50\x4b\x01\x02\x00\x00\x14\x00\x00\x00\x08\x00";
else $cdrec = "\x50\x4b\x01\x02\x14\x00\x0a\x00\x00\x00\x00\x00";
$cdrec .= $hexdtime.pack('V', $crc).pack('V', $c_len).pack('V', $unc_len);
$cdrec .= pack('v', strlen($name) ).pack('v', 0 ).pack('v', 0 );
$cdrec .= pack('v', 0 ).pack('v', 0 ).pack('V', 32 );
$cdrec .= pack('V', $this -> old_offset ); $this -> old_offset = $new_offset;
$cdrec .= $name;
$this -> ctrl_dir[] = $cdrec;
return true;
}
class zip{ var $datasec, $ctrl_dir = array();
var $eof_ctrl_dir = "\x50\x4b\x05\x06\x00\x00\x00\x00";
var $old_offset = 0; var $dirs = Array("."); function get_List($zip_name) {
$zip = @fopen($zip_name, 'rb');
if(!$zip) return(0);
$centd = $this->ReadCentralDir($zip,$zip_name); @rewind($zip);
@fseek($zip, $centd['offset']); for ($i=0; $i<$centd['entries']; $i++){
$header = $this->ReadCentralFileHeaders($zip);
$header['index'] = $i;$info['filename'] = $header['filename'];
$info['stored_filename'] = $header['stored_filename'];
$info['size'] = $header['size'];$info['compressed_size']=$header['compressed_size'];
$info['crc'] = strtoupper(dechex( $header['crc'] ));
$info['mtime'] = $header['mtime']; $info['comment'] = $header['comment'];
$info['folder'] = ($header['external']==0x41FF0010||$header['external']==16)?1:0;
$info['index'] = $header['index'];$info['status'] = $header['status'];
$ret[]=$info; unset($header);
}
return $ret;
} function Add($files,$compact){
if(!is_array($files[0])) $files=Array($files); for($i=0;$files[$i];$i++){
$fn = $files[$i];
if(!in_Array(dirname($fn[0]),$this->dirs))
$this->add_Dir(dirname($fn[0]));
if(basename($fn[0]))
$ret[basename($fn[0])]=$this->add_File($fn[1],$fn[0],$compact);
}
return $ret;
} function get_file(){
$data = implode('', $this -> datasec);
$ctrldir = implode('', $this -> ctrl_dir); return $data . $ctrldir . $this -> eof_ctrl_dir .
pack('v', sizeof($this -> ctrl_dir)).pack('v', sizeof($this -> ctrl_dir)).
pack('V', strlen($ctrldir)) . pack('V', strlen($data)) . "\x00\x00";
} function add_dir($name) {
$name = str_replace("\\", "/", $name);
$fr = "\x50\x4b\x03\x04\x0a\x00\x00\x00\x00\x00\x00\x00\x00\x00"; $fr .= pack("V",0).pack("V",0).pack("V",0).pack("v", strlen($name) );
$fr .= pack("v", 0 ).$name.pack("V", 0).pack("V", 0).pack("V", 0);
$this -> datasec[] = $fr; $new_offset = strlen(implode("", $this->datasec)); $cdrec = "\x50\x4b\x01\x02\x00\x00\x0a\x00\x00\x00\x00\x00\x00\x00\x00\x00";
$cdrec .= pack("V",0).pack("V",0).pack("V",0).pack("v", strlen($name) );
$cdrec .= pack("v", 0 ).pack("v", 0 ).pack("v", 0 ).pack("v", 0 );
$ext = "\xff\xff\xff\xff";
$cdrec .= pack("V", 16 ).pack("V", $this -> old_offset ).$name; $this -> ctrl_dir[] = $cdrec;
$this -> old_offset = $new_offset;
$this -> dirs[] = $name;
} function add_File($data, $name, $compact = 1){
$name = str_replace('\\', '/', $name);
$dtime = dechex($this->DosTime()); $hexdtime = '\x' . $dtime[6] . $dtime[7].'\x'.$dtime[4] . $dtime[5]
. '\x' . $dtime[2] . $dtime[3].'\x'.$dtime[0].$dtime[1];
eval('$hexdtime = "' . $hexdtime . '";'); if($compact)
$fr = "\x50\x4b\x03\x04\x14\x00\x00\x00\x08\x00".$hexdtime;
else $fr = "\x50\x4b\x03\x04\x0a\x00\x00\x00\x00\x00".$hexdtime;
$unc_len = strlen($data); $crc = crc32($data); if($compact){
$zdata = gzcompress($data); $c_len = strlen($zdata);
$zdata = substr(substr($zdata, 0, strlen($zdata) - 4), 2);
}else{
$zdata = $data;
}
$c_len=strlen($zdata);
$fr .= pack('V', $crc).pack('V', $c_len).pack('V', $unc_len);
$fr .= pack('v', strlen($name)).pack('v', 0).$name.$zdata; $fr .= pack('V', $crc).pack('V', $c_len).pack('V', $unc_len); $this -> datasec[] = $fr;
$new_offset = strlen(implode('', $this->datasec));
if($compact)
$cdrec = "\x50\x4b\x01\x02\x00\x00\x14\x00\x00\x00\x08\x00";
else $cdrec = "\x50\x4b\x01\x02\x14\x00\x0a\x00\x00\x00\x00\x00";
$cdrec .= $hexdtime.pack('V', $crc).pack('V', $c_len).pack('V', $unc_len);
$cdrec .= pack('v', strlen($name) ).pack('v', 0 ).pack('v', 0 );
$cdrec .= pack('v', 0 ).pack('v', 0 ).pack('V', 32 );
$cdrec .= pack('V', $this -> old_offset ); $this -> old_offset = $new_offset;
$cdrec .= $name;
$this -> ctrl_dir[] = $cdrec;
return true;
}
$timearray = getdate();
if ($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);
} 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){ $pos++; break; } $pos++;
} $data=unpack('vdisk/vdisk_start/vdisk_entries/ventries/Vsize/Voffset/vcomment_size',fread($zip,18));
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)!="/") $to.="/";
if(!@is_dir($to)) @mkdir($to,0777); $pth = explode("/",dirname($header['filename']));
for($i=0;isset($pth[$i]);$i++){
if(!$pth[$i]) continue;
if(!is_dir($to.$pth[$i])) @mkdir($to.$pth[$i],0777);
}
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.$header['filename'].'.gz'); }}
return true;
}
}?>
@set_time_limit(300);
include("include/config.inc.php");
include("include/zip.cls.php");function addziparray($dir){
global $zipfilearray;
@$dirs=opendir($dir);
while (@$file=readdir($dirs)) {
if(!is_dir("$dir/$file")) {
$zipfilearray[]="$dir/$file";
}
elseif($file!="."&&$file!="..") {
addziparray("$dir/$file");
}
}
}$id=intval($id);
$query="select typeid,introduction,size,click,vote,updatetime,author,authorid,title,typename,typeid from ".__TAB_BOOK__.",".__TAB_BOOKTYPE__." where ".__TAB_BOOK__.".id=$id and ".__TAB_BOOK__.".typeid=".__TAB_BOOKTYPE__.".id";
$result=$objDBConn->sql_query($query);
if($rows=$objDBConn->sql_fetchrow($result))
{
$this_book_type=$rows['typename'];
$this_book_name=$rows['title'];
$this_book_author=$rows['author'];
$this_book_authorid=$rows['authorid'];
$this_book_typeid=$rows['typeid'];
$this_book_introduction=db2web($rows['introduction']);
$this_book_size=$rows['size'];
$this_book_click=$rows['click'];
$this_book_vote=$rows['vote'];
$this_book_updatetime=date("Y-m-d",$rows['updatetime']);
}
else back($lang['Nothisbook']);
$zipfile=$arrBookroomCfg['TheBookPageDir']."/".$this_book_typeid."/".$id;
if(!file_exists("$zipfile/index.html")) back($lang['Nothisbook']);$zip = new Zip;
unset($zipfilearray);
$zipfilearray=array();
$zipname=$arrBookroomCfg['TheBookPageDir']."/".$this_book_typeid."/".$id.".zip";
if(file_exists($zipname)) @unlink($zipname);
if(is_dir($zipfile)){
addziparray($zipfile);
$count=count($zipfilearray);
// echo "共压缩了 $count 个文件<br>";
for($i=0;$zipfilearray[$i];$i++) {
$filename=$zipfilearray[$i];
$zipfilename=$this_book_author."·《".$this_book_name."》/".basename($filename);
$filesize=filesize($zipfilearray[$i]);
$filedata=fread(fopen($filename,r),$filesize);
// echo "$i) $zipfilearray[$i] ($filesize)<br>";
$zip->Add(Array($zipfilename,$filedata),1);
}
// echo "共压缩了 $count 个文件";
}
else{
$zipfile_data=fread(fopen($zipfile,r),filesize($zipfile));
$zip->Add(Array($zipfile,$zipfile_data),1);
}
fputs(fopen($zipname,"wb"), $zip->get_file() ); // see get_file()
//exit;
header("location:".$zipname);
?>
header("Content-Disposition: attachment; filename=".basename($zipname));
header("Content-Transfer-Encoding: binary");
@readfile($zipname);