class Auth::FacebookAuthenticator < Auth::Authenticator def name "facebook" end def after_authenticate(auth_token) result = Auth::Result.new session_info = parse_auth_token(auth_token) facebook_hash = session_info[:facebook] result.email = email = session_info[:email] result.email_valid = true result.name = facebook_hash[:name] result.extra_data = facebook_hash user_info = FacebookUserInfo.find_by(facebook_user_id: facebook_hash[:facebook_user_id]) result.user = user_info.try(:user) if !result.user && !email.blank? && result.user = User.find_by(email: Email.downcase(email)) FacebookUserInfo.create({user_id: result.user.id}.merge(facebook_hash)) end if email.blank? UserHistory.create( action: UserHistory.actions[:facebook_no_email], details: "name: #{facebook_hash[:name]}, facebook_user_id: #{facebook_hash[:facebook_user_id]}" ) end result end def after_create_account(user, auth) data = auth[:extra_data] FacebookUserInfo.create({user_id: user.id}.merge(data)) end def register_middleware(omniauth) omniauth.provider :facebook, :setup => lambda { |env| strategy = env["omniauth.strategy"] strategy.options[:client_id] = SiteSetting.facebook_app_id strategy.options[:client_secret] = SiteSetting.facebook_app_secret }, :scope => "email" end protected def parse_auth_token(auth_token) raw_info = auth_token["extra"]["raw_info"] email = auth_token["info"][:email] { facebook: { facebook_user_id: auth_token["uid"], link: raw_info["link"], username: raw_info["username"], first_name: raw_info["first_name"], last_name: raw_info["last_name"], email: email, gender: raw_info["gender"], name: raw_info["name"] }, email: email, email_valid: true } end end