While something was likely lost in the translation, if it happened anywhere close to your description, I'd say good for her. Seriously. He pulled down her shorts - you never put your hands on someone
Even if she was dancing on the bar (not an uncommon happening), its not an invitation to be an asshole - and too many guys act that way (ways they would not in their home communities) - factor in drinking (bet on it

) and excitement over the game, and its a receipe.
Don't act like a tool and these things will not happen to you.