orbit-basic/app/controllers/admin/designs_controller.rb

class Admin::DesignsController < ApplicationController
  layout "admin"
  before_filter :authenticate_user!
  before_filter :is_admin?


  def index
    @designs = Design.all.entries
  end

  def new
    @design = Design.new
  end

  def update
    params[:design][:existing_task_attributes] ||= {}
    @design = Design.find(params[:id])
    if @design.update_attributes(params[:design])
      flash[:notice] = "Successfully updated design and tasks."
      redirect_to admin_designs_path(@design)
    else
      render :action => 'edit'
    end
  end

  def apply
    @design = Design.find(params[:id])
    Layout.create(:name => @design.title,:description=>@design.intro,:content=>@design.layout.file.read)
    #TODO do somehting to validate 
#    doc = Nokogiri::HTML(@design.layout.file.read)
    flash[:notice] = "Successfully applied design and created a layout."
    
    redirect_to admin_designs_url

  end

  def edit_file
    @design = Design.find(params[:id])
    filename = params[:filename]
    files = @design.stylesheets + @design.javascripts + @design.images
    file_to_removed = files.find{ |obj|
      obj.file_filename == filename
    }
    type = file_to_removed._type
    new_file = ""
    Dir.mktmpdir('design_temp'){ |dir|
      temp_file = File.new(dir+'/'+filename,'w+')
      temp_file.write params[:context]
      replace_target = eval("@design.#{type.downcase.pluralize}")
      new_file = replace_target.build(:file => temp_file,:to_save=>true)
      file_to_removed.destroy
      @design.save
      temp_file.close
      }
      render :json => new_file.file.url
    
  end

  def edit
    @design = Design.find(params[:id])
  end

  def destroy
    @design = Design.find(params[:id])
    @design.destroy
    redirect_to admin_designs_url
  end

  def create
    @design = Design.new(params[:design])
    if @design.save
        flash[:notice] = "Successfully created design and tasks."
        redirect_to admin_designs_path
      else
        render :action => 'new'
      end
  end

end