// child2 = rotate %
$allowed = array(90, 270);
if (!in_array($this->child2, $allowed)) {
dp('HACK: odd rotate %: ' . $this->child2);
return;
}
$session->requireLoggedIn();
$f = File::get($this->child);
if ($session->id != $f->uploader) {
dp('HACK: tried to rotate photo ' . $this->child . ' which is not uploaded by user ' . $session->id);
return;
}
$im = new ImageRotator($f);
$im->rotate($this->child2);
$im->render($im->mimetype, File::getUploadPath($f->id));
File::sync($fileId);
//updates tblFiles.size
js_redirect('u/photo/show/' . $f->id);
break;
case 'delete':
$session->requireLoggedIn();
if ($this->child && confirmed('Are you sure you want to delete this photo?')) {
// verify that the owner of the album is current session id
$im = File::get($this->child);
if ($im->uploader != $session->id) {
dp('HACK: tried to delete photo ' . $this->child . ' which is not uploaded by user ' . $session->id);
return;
}
File::delete($this->child);
js_redirect('u/album/show/' . $session->id . '/' . $im->category);
}
/**
* 递增
*
* @param string $key
* @param int $offset
* @param int $lifetime 当递减失则时当作set使用
*/
public function increment($key, $offset = 1, $lifetime = 60)
{
if ($this->is_file_write_disalbed) {
return false;
}
$filename = $this->get_filename_by_key($key);
if (!file_exists($filename)) {
# 不存在，则设置
return $this->set($key, $offset, $lifetime);
}
$fh = fopen($filename, 'r+');
if (flock($fh, LOCK_EX)) {
$data = trim(fread($fh, filesize($filename)));
$expired_setting = $this->get_expired_setting($key, $data);
if ($expired_setting) {
$buffer = $data + $offset;
$lifetime = max($expired_setting['lifetime'], $lifetime);
} else {
$buffer = $offset;
}
$data = $this->format_data($lifetime, $buffer);
rewind($fh);
fwrite($fh, $data);
fflush($fh);
ftruncate($fh, ftell($fh));
flock($fh, LOCK_UN);
$status = true;
} else {
$status = false;
}
@fclose($fh);
if ($status) {
# 同步文件
File::sync($filename, $this->storage);
}
return $status;
}
function index()
{
File::sync();
return array();
}
