Validate Google Login / Facebook Login

validatefb.rb

  def self.is_valid_google?(google_id, user_token)
    user = user_token.to_s
    uri = URI('https://www.googleapis.com/oauth2/v1/tokeninfo?access_token=' + user)
    string = JSON.parse(Net::HTTP.get(uri))
    error =  string["error"] if string["error"].present?
    if error
      return false
    elsif string["user_id"].present?
      if string["user_id"] == google_id
        true
      else
        false
      end
    else
      false
    end
  end

  def self.is_valid_facebook?(facebook_id, user_token)
    user = user_token.to_s
    uri = URI('https://graph.facebook.com/me?fields=id&access_token=' + user)
    string = JSON.parse(Net::HTTP.get(uri))
    error =  string["error"]["message"] if string["error"].present?
    if error
      return false
    elsif string["id"].present?
      if string["id"] == facebook_id
        true
      else
        false
      end
    else
      false
    end
  end