htaccessに以下のURLのURL書き換えルールを作りたいです。
http://example.com/vedios/category/fun/ -> http://example.com/vedios/category.php?cat=fun
http://example.com/vedios/category/fun/?show=popular -> http://example.com/vedios/category.php?cat=comedy&show=popular
http://example.com/vedios/category/fun/?show=popular&page=2 -> http://example.com/vedios/category.php?cat=comedy&show=popular&page=2
http://example.com/vedios/category/fun/comedy/ -> http://example.com/vedios/category.php?cat=comedy
http://example.com/vedios/category/fun/comedy/?show=popular -> http://example.com/vedios/category.php?cat=comedy&show=popular
http://example.com/vedios/category/fun/comedy/?show=popular&page=3 -> http://example.com/vedios/category.php?cat=comedy&show=popular&page=3
試しRewriteRule category/([^.]+)/?([^.]+)$ /vedio/category.php?cat=$1&$2
てみましhttp://example.com/vedio/category.php?cat=fun&show=popular&page=1
たが、うまくいきません。
上記の要件を満たす正しい URL 書き換えルールを教えてください。