async_oauth.rb

def twitter_async_connect cookie, current_user=nil, country_code = nil
  oauth_token, outh_token_secret = SocialProvider::Manager.oauth_tokens_from_access_token(cookie[:twitter_oauth_token])
  twitter_user = Twitter::REST::Client.new do |config|
    config.consumer_key        = ENV['TWITTER_KEY']
    config.consumer_secret     = ENV['TWITTER_SECRET']
    config.access_token        = oauth_token
    config.access_token_secret = outh_token_secret
  end
  user = twitter_user.user
  omiauth = User.oauth_object({
    provider: "twitter",
    id: user.id,
    first_name: user.name.split(" ").first,
    last_name: user.name.split(" ")[1..5].join(" "),
    token: oauth_token,
    nickname: user.screen_name,
    secret: outh_token_secret
  })
  user = User.find_for_oauth(omiauth, current_user, cookie, country_code)
end

def facebook_async_connect(cookie, current_user=nil, country_code = nil)
  oauth_token = exchange_facebook_token(cookie[:facebook_oauth_token]).access_token
  user = FbGraph2::User.me(oauth_token).fetch
  omiauth = User.oauth_object({
    provider: "facebook",
    id: user.identifier,
    email: user.email,
    first_name: user.first_name,
    last_name: user.last_name,
    token: oauth_token
  })
  user = User.find_for_oauth(omiauth, current_user, cookie, country_code)
end

def oauth_object(options={})
  {
    "provider"=>options[:provider],
    "uid"=>options[:id],
    "info"=>
    {
     "email"=>options[:email],
     "nickname"=>options[:nickname],
     "first_name"=>options[:first_name],
     "last_name"=>options[:last_name]
    },
    "credentials"=>{
      "token"=>options[:token],
      "secret"=>options[:secret]
    }
  }
end

def exchange_facebook_token(token)
  auth = FbGraph2::Auth.new(ENV['FACEBOOK_KEY'], ENV['FACEBOOK_SECRET'])
  auth.fb_exchange_token = token
  auth.access_token!
end

def facebook_token_valid?(token)
  FbGraph2::Auth.new(ENV['FACEBOOK_KEY'], ENV['FACEBOOK_SECRET']).debug_token!(token).is_valid
end