Rewrite help.

[eluser]tomcode[/eluser]
Do You need to pass the whole (1-agricultura-pescuit-si-silvicultura.html), passing only the id (1) does it, too.

If yes though, You could do :

Code:

$cat_parts = explode('-', $categorie);

if(isset($cat_parts[0]) && is_numeric($cat_parts[0]))
{
    $id = $cat_parts[0];
}
else show_404();