diff options
Diffstat (limited to 'actionpack/lib/action_controller')
-rw-r--r-- | actionpack/lib/action_controller/metal/streaming.rb | 43 |
1 files changed, 5 insertions, 38 deletions
diff --git a/actionpack/lib/action_controller/metal/streaming.rb b/actionpack/lib/action_controller/metal/streaming.rb index 0bb436a476..5fe5334458 100644 --- a/actionpack/lib/action_controller/metal/streaming.rb +++ b/actionpack/lib/action_controller/metal/streaming.rb @@ -24,20 +24,8 @@ module ActionController #:nodoc: # # == Examples # - # Streaming can be added to a controller easily, all you need to do is - # call +stream+ in the controller class: - # - # class PostsController - # stream - # end - # - # The +stream+ method accepts the same options as +before_filter+ and friends: - # - # class PostsController - # stream :only => :index - # end - # - # You can also selectively turn on streaming for specific actions: + # Streaming can be added to a given template easily, all you need to do is + # to pass the :stream option. # # class PostsController # def index @@ -72,6 +60,9 @@ module ActionController #:nodoc: # render :stream => true # end # + # Notice that :stream only works with templates. Rendering :json + # or :xml with :stream won't work. + # # == Communication between layout and template # # When streaming, rendering happens top-down instead of inside-out. @@ -209,33 +200,9 @@ module ActionController #:nodoc: extend ActiveSupport::Concern include AbstractController::Rendering - attr_internal :stream - - module ClassMethods - # Render streaming templates. It accepts :only, :except, :if and :unless as options - # to specify when to stream, as in ActionController filters. - def stream(options={}) - if defined?(Fiber) - before_filter :_stream_filter, options - else - raise "You cannot use streaming if Fiber is not available." - end - end - end protected - # Mark following render calls as streaming. - def _stream_filter #:nodoc: - self.stream = true - end - - # Consider the stream option when normalazing options. - def _normalize_options(options) #:nodoc: - super - options[:stream] = self.stream unless options.key?(:stream) - end - # Set proper cache control and transfer encoding when streaming def _process_options(options) #:nodoc: super |