配置doorkeeper的resource_owner_authenticator,无需其他gem

Mik*_* L. 5 ruby-on-rails restful-authentication doorkeeper

我目前正在将 RESTful API 添加到 Rails 教程中的示例应用程序中,并且我正在尝试使用门卫来保护它,而无需其他宝石(例如设计或许可)。我希望门卫根据现有会话对用户进行身份验证。当前的会话实现在浏览器中保留remember_tokencookie(在登录时分配)并将散列令牌存储在用户模型中。

我在模块(app/helpers/sessions_helper.rb)中有一个current_user方法SessionsHelper,它也包含在ApplicationController中:

def current_user
  remember_token = User.digest(cookies[:remember_token])
  @current_user ||= User.find_by(remember_token: remember_token)
end
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这是resource_owner_authenticator(其他失败的实现已被注释掉):

resource_owner_authenticator do
  # fail "Please configure doorkeeper resource_owner_authenticator block located in #{__FILE__}"
  # Put your resource owner authentication logic here.
  # Example implementation:
  #   User.find_by_id(session[:user_id]) || redirect_to(new_user_session_url)
  # puts current_user || "no user"
  # current_user # || redirect_to(signin_path)
  # remember_token = User.digest(request.cookies[:remember_token])
  # User.find_by(remember_token: remember_token)
  # puts "in resource_owner_authenticator"
  current_user
end
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以下是来自一个 GET 请求的错误:

Started GET "/users/1" for 127.0.0.1 at 2014-08-24 12:40:25 -0400
Processing by UsersController#show as HTML
  Parameters: {"id"=>"1"}
Filter chain halted as #<Proc:0x007f294c886310@/home/mike/.rvm/gems/ruby-2.0.0-p481@railstutorial_rails_4_0/gems/doorkeeper-1.4.0/lib/doorkeeper/helpers/filter.rb:8> rendered or redirected
Completed 401 Unauthorized in 1ms (ActiveRecord: 0.0ms)
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首先,我想知道是否可以在没有设计或许可的情况下进行身份验证,即使可以,是否可取。其次,我不确定Doorkeeper.configure-到底有什么可用current_user?是饼干吗?如果有人能看到我在这里做错了什么,谢谢。我正在使用 Rails 4 和 Doorkeeper 1.4.0。