Browser sniffing
Attachments download:
// Different browsers like different standards...
[...]
elseif (isBrowser('opera'))
header('Content-Disposition: ' . $disposition . '; filename="' . preg_replace_callback('~&#(\d{3,8});~', 'fixchar__callback', $real_filename) . '"');
I wonder if this is still relevant now that Opera uses WebKit (is it webkit?).