session_controller.rb

来自「ruby on rails web敏捷开发之路第二版 源代码」· RB 代码 · 共 32 行

#---
# Excerpted from "Agile Web Development with Rails, 2nd Ed."
# We make no guarantees that this code is fit for any purpose. 
# Visit http://www.pragmaticprogrammer.com/titles/rails2 for more book information.
#---
class SessionController < ApplicationController
  def login
    user = User.find_by_name_and_password(params[:user], params[:password])
    if user
      session[:user_id] = user.id
      redirect_to :action => "index"
    else
      reset_session
      flash[:note] = "Invalid user name/password"
    end
  end

  def index
    @menu = create_menu_for(session[:user_id])
    @menu.highlight(session[:last_selection]) 
  end

  def select_item
    @item = Item.find(params[:id])
    session[:last_selection] = params[:id]
  end

  def logout
    reset_session
  end
end