Contents

require 'fb_graph2'

module SocialAuth
  class FacebookService < Service
    def name
      "Facebook"
    end

    def self.init_with(auth_token={})
      request = create_connection(auth_token)

      return create_with_request(
        request.id,
        User.create_with_facebook_request(request),
        "Authenticated",
        {access_token: request.access_token}
      )
    end

    def self.connect_with(user, auth_token={}, method="Connected")
      request = create_connection(auth_token)

      return create_with_request(
        request.id,
        user,
        method,
        {access_token: request.access_token}
      )
    end

    def self.create_connection(auth_token={})
      fb_user = FbGraph2::User.me(auth_token[:access_token])
      fb_user.fetch

    rescue FbGraph2::Exception::InvalidToken => e
      raise InvalidToken.new(e.message)
    rescue FbGraph2::Exception::BadRequest => e
      raise BadRequest.new(e.message)
    end

    def friend_ids
      if redis_instance.exists(redis_key(:friends))
        friend_ids = redis_instance.smembers(redis_key(:friends))
      else
        friend_ids = self.class.create_connection(access_token).friends.map(&:id)
        unless friend_ids.empty?
          redis_instance.del(redis_key(:friends))
          redis_instance.sadd(redis_key(:friends), friend_ids)
          redis_instance.expire(redis_key(:friends), REDIS_CACHE)
        end
      end
      friend_ids

    rescue InvalidToken => e
      disconnect(e)
      return []
    end

  end
end

Version data entries

5 entries across 5 versions & 1 rubygems

Version	Path
social_auth-0.0.13	app/models/social_auth/facebook_service.rb
social_auth-0.0.12	app/models/social_auth/facebook_service.rb
social_auth-0.0.11	app/models/social_auth/facebook_service.rb
social_auth-0.0.10	app/models/social_auth/facebook_service.rb
social_auth-0.0.9	app/models/social_auth/facebook_service.rb