gistfile1.rb

## RELEVANT LOG FILE

Expire page /Users/pheezy/code/x/public/applications/app-name.html (0.0ms)
Expire page /Users/pheezy/code/x/public/applications.html (0.0ms)
Expire fragment views/localhost:3000/applications/app-name (0.1ms)
Expire fragment views/localhost:3000/applications (0.1ms)

# CONTROLLER

  # caching
   caches_page :index, :if => Proc.new {|c| c.request.format.json? }
   caches_page :show, :if => Proc.new {|c| c.request.format.json? }
  # caches_action :show , :if => Proc.new { |c| !c.request.format.json? }, :cache_path => Proc.new { |c| c.params }
  # caches_action :index, :if => Proc.new { |c| !c.request.format.json? }, :cache_path => Proc.new { |c| c.params }
   cache_sweeper :application_sweeper #, :only => [ :index, :show ]

## SWEEPER

class ApplicationSweeper < ActionController::Caching::Sweeper
  # Listen to events from Application
  observe Application

  # If an app is created
  def after_create(application)
    expire_cache_for(application)
  end 

  # If an app is updated
  def after_update(application)
    expire_cache_for(application)
  end 

  # If an app is destroyed
  def after_destroy(application)
    expire_cache_for(application)
  end 

private
  def expire_cache_for(application)
    expire_page( :controller => "applications", :action => "show" )
    expire_page( :controller => "applications", :action => "index" )
    expire_action( :controller => "applications", :action => "show" )
    expire_action( :controller => "applications", :action => "index" )
  end 
end