我基本上完全按照以下链接中的说明进行操作,但我遇到了这个该死的错误?我不知道我该怎么做,wtf?我需要创建某种持久化方法吗?还有其他几个类似的问题,在阅读完所有这些问题后,它们根本没有帮助。请帮忙。
https://github.com/zquestz/omniauth-google-oauth2
Omniauths 控制器
class OmniauthCallbacksController < Devise::OmniauthCallbacksController
def google_oauth2
# You need to implement the method below in your model (e.g. app/models/user.rb)
@user = User.from_omniauth(request.env["omniauth.auth"])
if @user.persisted?
flash[:notice] = I18n.t "devise.omniauth_callbacks.success", :kind => "Google"
sign_in_and_redirect @user, :event => :authentication
else
session["devise.google_data"] = request.env["omniauth.auth"].except(:extra) #Removing extra as it can overflow some session stores
redirect_to new_user_registration_url, alert: @user.errors.full_messages.join("\n")
end
end
end
用户模型代码片段
def self.from_omniauth(access_token)
data = access_token.info
user = User.where(:email => data["email"]).first
# Uncomment the section below if you want users to be created if they don't exist
# unless user
# user = User.create(name: data["name"],
# email: data["email"],
# password: Devise.friendly_token[0,20]
# )
# end
user
end