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update rails on rack guide, section 2 needs to be changed or maybe de…

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Mr. Wolfe authored and fxn committed Aug 10, 2011
1 parent 7615814 commit 3b4e7c9f8e38bdc7517e85c413f48f5aadf17eec
Showing with 21 additions and 12 deletions.
  1. +21 −12 railties/guides/source/rails_on_rack.textile
@@ -89,23 +89,32 @@ $ rake middleware
For a freshly generated Rails application, this might produce something like:
<ruby>
use ActionDispatch::Static
use Rack::Lock
use ActionController::Failsafe
use ActionController::Session::CookieStore, , {:secret=>"<secret>", :session_key=>"_<app>_session"}
use Rails::Rack::Metal
use ActionDispatch::RewindableInput
use ActionController::ParamsParser
use Rack::MethodOverride
use Rack::Head
use ActiveSupport::Cache::Strategy::LocalCache
use Rack::Runtime
use Rails::Rack::Logger
use ActionDispatch::ShowExceptions
use ActionDispatch::RemoteIp
use Rack::Sendfile
use ActionDispatch::Callbacks
use ActiveRecord::ConnectionAdapters::ConnectionManagement
use ActiveRecord::QueryCache
run ActionController::Dispatcher.new
use ActionDispatch::Cookies
use ActionDispatch::Session::CookieStore
use ActionDispatch::Flash
use ActionDispatch::ParamsParser
use Rack::MethodOverride
use ActionDispatch::Head
use ActionDispatch::BestStandardsSupport
run Blog::Application.routes
</ruby>
Purpose of each of this middlewares is explained in the "Internal Middlewares":#internal-middleware-stack section.
h4. Configuring Middleware Stack
Rails provides a simple configuration interface +config.middleware+ for adding, removing and modifying the middlewares in the middleware stack via +environment.rb+ or the environment specific configuration file <tt>environments/&lt;environment&gt;.rb</tt>.
Rails provides a simple configuration interface +config.middleware+ for adding, removing and modifying the middlewares in the middleware stack via +application.rb+ or the environment specific configuration file <tt>environments/&lt;environment&gt;.rb</tt>.
h5. Adding a Middleware
@@ -118,7 +127,7 @@ You can add a new middleware to the middleware stack using any of the following
* <tt>config.middleware.insert_after(existing_middleware, new_middleware, args)</tt> - Adds the new middleware after the specified existing middleware in the middleware stack.
<ruby>
# config/environment.rb
# config/application.rb
# Push Rack::BounceFavicon at the bottom
config.middleware.use Rack::BounceFavicon
@@ -133,7 +142,7 @@ h5. Swapping a Middleware
You can swap an existing middleware in the middleware stack using +config.middleware.swap+.
<ruby>
# config/environment.rb
# config/application.rb
# Replace ActionController::Failsafe with Lifo::Failsafe
config.middleware.swap ActionController::Failsafe, Lifo::Failsafe
@@ -198,7 +207,7 @@ The following shows how to replace use +Rack::Builder+ instead of the Rails supp
<strong>Clear the existing Rails middleware stack</strong>
<ruby>
# environment.rb
# application.rb
config.middleware.clear
</ruby>

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