1  #---
   2  # Excerpted from "Agile Web Development with Rails, 3rd Ed.",
   3  # published by The Pragmatic Bookshelf.
   4  # Copyrights apply to this code. It may not be used to create training material, 
   5  # courses, books, articles, and the like. Contact us if you are in doubt.
   6  # We make no guarantees that this code is fit for any purpose. 
   7  # Visit http://www.pragmaticprogrammer.com/titles/rails3 for more book information.
   8  #---
   9  class UsersController < ApplicationController
  10    # GET /users
  11    # GET /users.xml
  12    def index
  13      @users = User.find(:all, :order => :name)
  14 
  15      respond_to do |format|
  16        format.html # index.html.erb
  17        format.xml  { render :xml => @users }
  18      end
  19    end
  20 
  21    # GET /users/1
  22    # GET /users/1.xml
  23    def show
  24      @user = User.find(params[:id])
  25 
  26      respond_to do |format|
  27        format.html # show.html.erb
  28        format.xml  { render :xml => @user }
  29      end
  30    end
  31 
  32    # GET /users/new
  33    # GET /users/new.xml
  34    def new
  35      @user = User.new
  36 
  37      respond_to do |format|
  38        format.html # new.html.erb
  39        format.xml  { render :xml => @user }
  40      end
  41    end
  42 
  43    # GET /users/1/edit
  44    def edit
  45      @user = User.find(params[:id])
  46    end
  47 
  48    # POST /users
  49    # POST /users.xml
  50    def create
  51      @user = User.new(params[:user])
  52 
  53      respond_to do |format|
  54        if @user.save
  55          flash[:notice] = "User #{@user.name} was successfully created."
  56          format.html { redirect_to(:action=>'index') }
  57          format.xml  { render :xml => @user, :status => :created,
  58                               :location => @user }
  59        else
  60          format.html { render :action => "new" }
  61          format.xml  { render :xml => @user.errors,
  62                               :status => :unprocessable_entity }
  63        end
  64      end
  65    end
  66 
  67    # PUT /users/1
  68    # PUT /users/1.xml
  69    def update
  70      @user = User.find(params[:id])
  71 
  72      respond_to do |format|
  73        if @user.update_attributes(params[:user])
  74          flash[:notice] = "User #{@user.name} was successfully updated."
  75          format.html { redirect_to(:action=>'index') }
  76          format.xml  { head :ok }
  77        else
  78          format.html { render :action => "edit" }
  79          format.xml  { render :xml => @user.errors,
  80                               :status => :unprocessable_entity }
  81        end
  82      end
  83    end
  84 
  85    # DELETE /users/1
  86    # DELETE /users/1.xml
  87    
  88    def destroy
  89      @user = User.find(params[:id])
  90      begin
  91        @user.destroy
  92        flash[:notice] = "User #{@user.name} deleted"
  93      rescue Exception => e
  94        flash[:notice] = e.message
  95      end
  96 
  97      respond_to do |format|
  98        format.html { redirect_to(users_url) }
  99        format.xml  { head :ok }
 100      end
 101    
 102    end
 103  end