Redirecting to https://www.facebook.com/v2.5/dialog/oauth?client_id=1515655218747691&state=18a5a635230fd96ec894579d13061a47&response_type=code&sdk=php-sdk-5.2.0&redirect_uri=https%3A%2F%2Ftixer.pl%2Ft%2Fsocial%2Ffacebook%2Fcallback&scope=email%2Cpublic_profile%2Cuser_friends.