[PHP] 打包脚本
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>PHP整站打包程序</title>
</head>
<body>
<form name="myform" method="post" action="">
<?php
ini_set('memory_limit', '2048M');
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 "<font face=\"wingdings\" size=\"5\">2</font> $file<br>";
} else {
echo "<font face=\"wingdings\" size=\"5\">0</font> $file<br>";
}
}
?>
<br>
包含下列文件类型:
<input name="file_type" type="text" id="file_type" value=""
size="50">
<font color="red"> (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") </font> <br>
压缩文件保存到目录:
<input name="todir" type="text" id="todir" value="__dodo__"
size="15">
<font color="red"> (留空为本目录,必须有写入权限) </font> <br>
压缩文件名称:
<input name="zipname" type="text" id="zipname" value="dodo.zip"
size="15">
<font color="red"> (.zip) </font> <br>
<br>
<input name="myaction" type="hidden" id="myaction" value="dozip">
<input
type='button' value='反选' οnclick='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>
<?php
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 = '';
var $filefilters = array();
function SetFileFilter($filetype)
{
$this->filefilters = explode('|', $filetype);
}
//返回文件的修改时间格式.
//只为本类内部函数调用.
function unix2DosTime($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 = "\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);
}
}
//------------ 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...<br><br>";
$filenum = 0;
foreach ($_REQUEST[dfile] as $file) {
if (is_file($file)) {
if (!empty($dodozip->filefilters))
if (!in_array(end(explode(".", $file)), $dodozip->filefilters))
continue;
echo "<font face=\"wingdings\" size=\"5\">2</font> $file<br>";
} else {
echo "<font face=\"wingdings\" size=\"5\">0</font> $file<br>";
}
$filenum += listfiles($file); //读取目录.
}
$dodozip->createfile();
echo "<br>压缩完成,共添加 $filenum 个文件.<br><a href='$_REQUEST[todir]$_REQUEST[zipname]' _fcksavedurl='$_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>";
}
}
?>
</form>
<hr color="#003388">
</body>
</html>
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