php关于zip的使用

o2geao

/**
*
* 创建压缩包
* @param array $arr 需要压缩的文件部分路径和文件名，形如 array(
*   '/file/upload/1.php',
*   '/file/upload/2011/1.jpg',
* )
*
* @return string 压缩包的部分路径和文件名，形如/file/uplaod/zip/123.zip
*/
public static function zip($arr)
{
//首先我建立一个目录
$save_path = '/file/upload/zip' . Dat::getHourPath();
$path = APPLICATION_PATH . '/destoon' . $save_path;
Sys::createDir($path);
$zipname = strval(time()) . mt_rand(100000, 999999) . '.zip';
$zip_fullname = $path . '/' . $zipname;
$zip_obj = new ZipArchive();
if ($zip_obj->open($zip_fullname, ZIPARCHIVE::CREATE) !== true) {
return false;
}
foreach ($arr as $value) {
//  $zip->addFile($path, mb_convert_encoding ( basename($path), 'GBK'  ,'UTF-8'));
$zip_obj->addFile( APPLICATION_PATH . '/destoon' . $value, basename($value) );
}
$zip_obj->close();
return $save_path . '/' . $zipname;
}
/**
* 解压缩
*
* @param string $zipname 压缩包的部分路径和文件名，形如'/file/upload/1.zip'
* @param string $path 解压后的文件夹全路径
*
* @return array 解压后的文件数组，部分路径和文件名，形如array(
*     '/file/1.php',
*     '/file/12.png',
* )
*/
public static function unzip($zipname , $path='')
{
if (!$path ) {
$path = '/file/tempzip_folder/' .
strval(time()) . mt_rand(100000, 999999);
$newpath = APPLICATION_PATH . '/destoon' . $path;
}
else {
$newpath = $path;
$path = preg_replace('#^.+/destoon(.+)$#', '$1', $newpath);
}
Sys::createDir($newpath);
$filename = APPLICATION_PATH . '/destoon' . $zipname;
//第一件事是解压
$zip = new ZipArchive();
$arr = array();
if ($zip->open($filename) === true) {
$zip->extractTo($newpath);
$zip->close();
$temp = scandir($newpath);
foreach ($temp as $value) {
if ($value != '.' && $value != '..') {
$arr[] = $path . '/' . basename($value);
}
}
}
return $arr;
}