ruby-on-rails – rails undefined方法`attr_accessible’
我正在尝试在我的应用程序中添加一个身份验证系统,当我运行“rake db:migrate”时,我遇到了这个错误:
NoMethodError: undefined method `attr_accessible' for User (call 'User.connection' to establish a connection):Class /Users/liferaymac/Desktop/check/app/models/user.rb:8:in `<class:User>' /Users/liferaymac/Desktop/check/app/models/user.rb:1:in `<top (required)>' /Users/liferaymac/Desktop/check/config/routes.rb:2:in `block in <top (required)>' /Users/liferaymac/Desktop/check/config/routes.rb:1:in `<top (required)>' /Users/liferaymac/Desktop/check/config/environment.rb:5:in `<top (required)>' Tasks: TOP => db:migrate => environment (See full trace by running task with --trace) 这是我的user.rb文件的视图,这是我的模型: class User < ActiveRecord::Base # Include default devise modules. Others available are: # :confirmable,:lockable,:timeoutable and :omniauthable devise :database_authenticatable,:registerable,:recoverable,:rememberable,:trackable,:validatable # Setup accessible (or protected) attributes for your model attr_accessible :email,:password,:password_confirmation end 这是我的迁移文件: class DeviseCreateUsers < ActiveRecord::Migration def self.up create_table(:users) do |t| t.database_authenticatable :null => false # t.confirmable t.recoverable t.rememberable t.trackable # t.lockable :lock_strategy => :failed_attempts,:unlock_strategy => :both t.timestamps end add_index :users,:email,:unique => true # add_index :users,:confirmation_token,:unique => true add_index :users,:reset_password_token,:unlock_token,:unique => true end def self.down drop_table :users end end # migration create_table(:users) do |t| t.database_authenticatable :null => false # t.confirmable t.recoverable t.rememberable t.trackable # t.lockable :lock_strategy => :failed_attempts,:unlock_strategy => :both t.timestamps end add_index :users,:unique => true # add_index :users,:unique => true add_index :users,:unique => true 我从http://railscasts.com/episodes/209-introducing-devise?autoplay=true开始工作 解决方法
来自Rails指南:
资料来源:http://guides.rubyonrails.org/upgrading_ruby_on_rails.html 您可能希望保留attr_accessible方法,否则在使用注册表单创建用户时会遇到错误.您可以捆绑protected_attributes gem,以便访问模型中的这些方法. 受保护的属性:https://github.com/rails/protected_attributes (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |