diff options
| -rw-r--r-- | actionpack/CHANGELOG.md | 4 | ||||
| -rw-r--r-- | actionpack/lib/action_controller/metal/conditional_get.rb | 53 | ||||
| -rw-r--r-- | actionpack/test/controller/render_test.rb | 46 |
3 files changed, 98 insertions, 5 deletions
diff --git a/actionpack/CHANGELOG.md b/actionpack/CHANGELOG.md index 51e377b084..0545d36a0a 100644 --- a/actionpack/CHANGELOG.md +++ b/actionpack/CHANGELOG.md @@ -1,6 +1,8 @@ ## Rails 3.2.0 (unreleased) ## -* Allow rescue responses to be configured through a railtie as in `config.action_dispatch.rescue_responses`. Please look at ActiveRecord::Railtie for an example. *José Valim* +* Allow rescue responses to be configured through a railtie as in `config.action_dispatch.rescue_responses`. Please look at ActiveRecord::Railtie for an example *José Valim* + +* Allow fresh_when/stale? to take a record instead of an options hash *DHH* * Assets should use the request protocol by default or default to relative if no request is available *Jonathan del Strother* diff --git a/actionpack/lib/action_controller/metal/conditional_get.rb b/actionpack/lib/action_controller/metal/conditional_get.rb index a5e37172c9..1645400693 100644 --- a/actionpack/lib/action_controller/metal/conditional_get.rb +++ b/actionpack/lib/action_controller/metal/conditional_get.rb @@ -23,8 +23,27 @@ module ActionController # This will render the show template if the request isn't sending a matching etag or # If-Modified-Since header and just a <tt>304 Not Modified</tt> response if there's a match. # - def fresh_when(options) - options.assert_valid_keys(:etag, :last_modified, :public) + # You can also just pass a record where last_modified will be set by calling updated_at and the etag by passing the object itself. Example: + # + # def show + # @article = Article.find(params[:id]) + # fresh_when(@article) + # end + # + # When passing a record, you can still set whether the public header: + # + # def show + # @article = Article.find(params[:id]) + # fresh_when(@article, :public => true) + # end + def fresh_when(record_or_options, additional_options = {}) + if record_or_options.is_a? Hash + options = record_or_options + options.assert_valid_keys(:etag, :last_modified, :public) + else + record = record_or_options + options = { :etag => record, :last_modified => record.try(:updated_at) }.merge(additional_options) + end response.etag = options[:etag] if options[:etag] response.last_modified = options[:last_modified] if options[:last_modified] @@ -55,8 +74,34 @@ module ActionController # end # end # end - def stale?(options) - fresh_when(options) + # + # You can also just pass a record where last_modified will be set by calling updated_at and the etag by passing the object itself. Example: + # + # def show + # @article = Article.find(params[:id]) + # + # if stale?(@article) + # @statistics = @article.really_expensive_call + # respond_to do |format| + # # all the supported formats + # end + # end + # end + # + # When passing a record, you can still set whether the public header: + # + # def show + # @article = Article.find(params[:id]) + # + # if stale?(@article, :public => true) + # @statistics = @article.really_expensive_call + # respond_to do |format| + # # all the supported formats + # end + # end + # end + def stale?(record_or_options, additional_options = {}) + fresh_when(record_or_options, additional_options) !request.fresh?(response) end diff --git a/actionpack/test/controller/render_test.rb b/actionpack/test/controller/render_test.rb index aea603b014..243bad8749 100644 --- a/actionpack/test/controller/render_test.rb +++ b/actionpack/test/controller/render_test.rb @@ -50,12 +50,28 @@ class TestController < ActionController::Base end end + def conditional_hello_with_record + record = Struct.new(:updated_at, :cache_key).new(Time.now.utc.beginning_of_day, "foo/123") + + if stale?(record) + render :action => 'hello_world' + end + end + def conditional_hello_with_public_header if stale?(:last_modified => Time.now.utc.beginning_of_day, :etag => [:foo, 123], :public => true) render :action => 'hello_world' end end + def conditional_hello_with_public_header_with_record + record = Struct.new(:updated_at, :cache_key).new(Time.now.utc.beginning_of_day, "foo/123") + + if stale?(record, :public => true) + render :action => 'hello_world' + end + end + def conditional_hello_with_public_header_and_expires_at expires_in 1.minute if stale?(:last_modified => Time.now.utc.beginning_of_day, :etag => [:foo, 123], :public => true) @@ -1440,6 +1456,36 @@ class LastModifiedRenderTest < ActionController::TestCase assert_equal @last_modified, @response.headers['Last-Modified'] end + + def test_responds_with_last_modified_with_record + get :conditional_hello_with_record + assert_equal @last_modified, @response.headers['Last-Modified'] + end + + def test_request_not_modified_with_record + @request.if_modified_since = @last_modified + get :conditional_hello_with_record + assert_equal 304, @response.status.to_i + assert_blank @response.body + assert_equal @last_modified, @response.headers['Last-Modified'] + end + + def test_request_not_modified_but_etag_differs_with_record + @request.if_modified_since = @last_modified + @request.if_none_match = "234" + get :conditional_hello_with_record + assert_response :success + end + + def test_request_modified_with_record + @request.if_modified_since = 'Thu, 16 Jul 2008 00:00:00 GMT' + get :conditional_hello_with_record + assert_equal 200, @response.status.to_i + assert_present @response.body + assert_equal @last_modified, @response.headers['Last-Modified'] + end + + def test_request_with_bang_gets_last_modified get :conditional_hello_with_bangs assert_equal @last_modified, @response.headers['Last-Modified'] |