} else {
if (isset($_GET['code_apply_ref'])) {
$code = $parser->getCodeInfo();
foreach ($code as $piece) {
//version number must be greater than current version, else do nothing
if ($piece['version'] > $dbversion && $piece['version'] == $_GET['code_apply_ref']) {
if (!file_exists(KB_CACHEDIR . "/update/backup")) {
mkdir(KB_CACHEDIR . "/update/backup", 0777);
}
$hostFileName = $piece['url'];
$lastPart = explode('/', $hostFileName);
$cacheFileName = KB_CACHEDIR . "/update/" . $lastPart[count($lastPart) - 1];
//get the file list from the zip, and backup the existing files, this allows
//the board admin to roll back the source manually at a later time.
$readingZip = new Zip($cacheFileName);
$fileList = $readingZip->getFileList();
$deleteList = array();
if (is_array($fileList)) {
foreach ($fileList as $file) {
if ($file['filename'] == "cache/todelete.txt") {
$tmp = $readingZip->extractFile($file['index']);
$deleteList = explode("\n", $tmp[0]["content"]);
} else {
if (is_dir($file['filename'])) {
// Add empty directories to the backup list.
$dirlist = scandir($file['filename']);
if (count($dirList) == 2) {
$fileName[] = $file['filename'];
}
unset($dirlist);
} else {
