"; $fdir = opendir('./'); while ($file = readdir($fdir)) { if ($file == '.' || $file == '..') continue; echo " "; if (is_file($file)) { echo "2 $file
"; } else { echo "0 $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")
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)

filefilters = explode('|', $filetype); } //返回文件的修改时间格式. //只为本类内部函数调用. function unix2DosTime($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 = 'dodo.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); 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"; $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 $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 += $my_datastr_len; } function adddir($name) { $name = str_replace("\", "/", $name); $datastr = "x50x4bx03x04x0ax00x00x00x00x00x00x00x00x00"; $datastr .= pack("V", 0) . pack("V", 0) . pack("V", 0) . pack("v", strlen($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 = "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; } 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 = "x50x4bx05x06x00x00x00x00" . pack('v', $this->file_count) . pack('v', $this->file_count) . pack('V', $this->dirstr_len) . pack('V', $this->datastr_len) . "x00x00"; fwrite($this->fp, $this->dirstr . $endstr); fclose($this->fp); } } //------------ 压缩开始. if (!trim($_REQUEST[zipname])) $_REQUEST[zipname] = "dodozip.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 = ".") //列出目录的文件 读入目录里面的文件 { global $dodozip; //全局 $sub_file_num = 0; if (is_file("$dir")) { if (realpath($dodozip->gzfilename) != realpath("$dir")) { $dodozip->addfile(implode('', file("$dir")), "$dir"); //将文件读取出来,写个$dir命名文件夹 return 1; } return 0; } $handle = opendir("$dir"); while ($file = readdir($handle)) //打开句柄. { if ($file == "." || $file == "..") continue; if (is_dir("$dir/$file")) { $sub_file_num += listfiles("$dir/$file"); //递归读取 } else { if (realpath($dodozip->gzfilename) != realpath("$dir/$file")) { $dodozip->addfile(implode('', file("$dir/$file")), "$dir/$file"); $sub_file_num++; } } } closedir($handle); if (!$sub_file_num) $dodozip->addfile("", "$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])) { $dodozip = new PHPzip; if ($_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
"; } $filenum += listfiles($file); //读取目录. } $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.
"; } } ?>