rails/actionpack/lib/action_controller/components.rb
David Heinemeier Hansson 6cea13a30f More component fun
git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@748 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
2005-02-22 17:10:00 +00:00

48 lines
1.8 KiB
Ruby

module ActionController #:nodoc:
# TODO: Cookies and session variables set in render_component that happens inside a view should be copied over.
module Components #:nodoc:
def self.append_features(base)
super
base.helper do
def render_component(options)
@controller.logger.info("Start rendering component (#{options.inspect}): ") unless @controller.logger.nil?
result = @controller.send(:component_response, options, false).body
@controller.logger.info("\n\nEnd of component rendering") unless @controller.logger.nil?
return result
end
end
end
protected
def render_component(options = {}) #:doc:
response = component_response(options)
logger.info("Start rendering component (#{options.inspect}): ") unless logger.nil?
result = render_text(response.body, response.headers["Status"])
logger.info("\n\nEnd of component rendering") unless logger.nil?
return result
end
private
def component_response(options, reuse_response = true)
component_class(options).process(request_for_component(options), reuse_response ? @response : response_for_component)
end
def component_class(options)
options[:controller] ? (options[:controller].camelize + "Controller").constantize : self.class
end
def request_for_component(options)
request_for_component = Marshal::load(Marshal::dump(@request))
request_for_component.send(
:instance_variable_set, :@parameters,
(options[:params] || {}).merge({ "controller" => options[:controller], "action" => options[:action] })
)
return request_for_component
end
def response_for_component
@response.dup
end
end
end