daves_controller.rb

来自「ruby on rails web敏捷开发之路第二版 源代码」· RB 代码 · 共 85 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 DavesController < ApplicationController
  # GET /daves
  # GET /daves.xml
  def index
    @daves = Dave.find(:all)

    respond_to do |format|
      format.html # index.rhtml
      format.xml  { render :xml => @daves.to_xml }
    end
  end

  # GET /daves/1
  # GET /daves/1.xml
  def show
    @dave = Dave.find(params[:id])

    respond_to do |format|
      format.html # show.rhtml
      format.xml  { render :xml => @dave.to_xml }
    end
  end

  # GET /daves/new
  def new
    @dave = Dave.new
  end

  # GET /daves/1;edit
  def edit
    @dave = Dave.find(params[:id])
  end

  # POST /daves
  # POST /daves.xml
  def create
    @dave = Dave.new(params[:dave])

    respond_to do |format|
      if @dave.save
        flash[:notice] = 'Dave was successfully created.'
        format.html { redirect_to dave_path(@dave) }
        format.xml  { head :created, :location => dave_path(@dave) }
      else
        format.html { render :action => "new" }
        format.xml  { render :xml => @dave.errors.to_xml }
      end
    end
  end

  # PUT /daves/1
  # PUT /daves/1.xml
  def update
    @dave = Dave.find(params[:id])

    respond_to do |format|
      if @dave.update_attributes(params[:dave])
        flash[:notice] = 'Dave was successfully updated.'
        format.html { redirect_to dave_path(@dave) }
        format.xml  { head :ok }
      else
        format.html { render :action => "edit" }
        format.xml  { render :xml => @dave.errors.to_xml }
      end
    end
  end

  # DELETE /daves/1
  # DELETE /daves/1.xml
  def destroy
    @dave = Dave.find(params[:id])
    @dave.destroy

    respond_to do |format|
      format.html { redirect_to daves_path }
      format.xml  { head :ok }
    end
  end
end