Rails,Devise和Facebook Oauth:request.env [" omniauth.auth"]是零

时间:2017-01-24 23:27:48

标签: ruby-on-rails devise oauth-2.0

我在我的rails应用程序中使用Facebook Oauth和Devise。我成功地进入了facebook登录页面,但随后在回调操作中出错。在我的回调操作中将其跟踪到request.env["omniauth.auth"]返回nil

的Gemfile:

gem 'devise'
gem 'omniauth'
gem 'omniauth-facebook'

路线:

  devise_scope :user do
    get '/users/auth/facebook/callback', to: 'users/omniauth_callbacks#facebook'
  end

  resources :users
  devise_for :users, path: '', path_names: { sign_up: 'register', sign_in: 'login', sign_out: 'logout'}, :controllers => { :omniauth_callbacks => "users/omniauth_callbacks" }

初​​始化/ devise.rb:

config.omniauth :facebook, Figaro.env.facebook_key, Figaro.env.facebook_secret,
                scope: 'email,public_profile',
                callback_url: Figaro.env.facebook_callback_url

User.rb:

class User < ActiveRecord::Base
  devise :database_authenticatable, :registerable, 
          :recoverable, :rememberable, :trackable, :confirmable, :validatable,
          :omniauthable, :omniauth_providers => [:facebook]

omniauth_callbacks_controller.rb:

class Users::OmniauthCallbacksController < Devise::OmniauthCallbacksController

 def facebook

    @user = User.from_omniauth(request.env["omniauth.auth"])
     request.env["omniauth.auth"]   ## <<=== this is nil

我想知道request.env["omniauth.auth"]为什么要返回nil

1 个答案:

答案 0 :(得分:3)

所以最后我能找到问题,我也在很长一段时间内遇到同样的问题,但现在我们有了解决方案,好的,我们走了:

问题在于devise.rb,只需从文件中删除它:

config.omniauth :facebook, Figaro.env.facebook_key, Figaro.env.facebook_secret,
                scope: 'email,public_profile',
                callback_url: Figaro.env.facebook_callback_url

然后重新启动服务器,然后尝试通过Facebook登录。

你会得到你想要的东西:)

谢谢,享受编码:)

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