gistfile1.rb

class CommandsController < ApplicationController
  before_filter :authorize, :except => [ :index, :show ]
  
  def index
    @commands = Command.all(:order => "name")
  end

  def new
    @command = Command.new(params[:command])
  end

  def create
    @command = Command.new(params[:command])
    @command.created_by = session["username"]
    
    if @command.save
      redirect_to url_for(@command)
    else
      render :action => "new"
    end
  end

  def show
    @command = Command.first(:name => params[:id])
    render_404 unless @command
  end

  def edit
    @command = Command.first(:name => params[:id])
    render_404 unless @command
  end

  def update
    command = Command.first(:name => params[:id])
    
    if command
      params["command"]["updated_by"] = session["username"]
      command.update_attributes(params["command"])
      command.save!
      
      render :nothing => true
    else
      render_404
    end
  end

  def destroy
    command = Command.first(:name => params[:id])
    
    if command
      command.destroy
    else
      render_404
    end
    
    render :nothing => true if request.xhr?
  end

end