rails/actionpack/lib/action_controller/components.rb
David Heinemeier Hansson e2724aa185 Made the sharing of request and response safer
git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@744 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
2005-02-22 14:14:42 +00:00

48 lines
1.7 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}): ")
result = @controller.send(:component_response, options).body
@controller.logger.info("\n\nEnd of component rendering")
return result
end
end
end
protected
def render_component(options = {}) #:doc:
response = component_response(options, true)
logger.info "Start rendering component (#{options.inspect}): "
result = render_text(response.body, response.headers["Status"])
logger.info("\n\nEnd of component rendering")
return result
end
private
def component_response(options, reuse_response = false)
component_class(options).process(component_request(options), reuse_response ? @response : component_response)
end
def component_class(options)
options[:controller] ? (options[:controller].camelize + "Controller").constantize : self.class
end
def component_request(options)
component_request = Marshal::load(Marshal::dump(@request))
component_request.send(
:instance_variable_set, :@parameters,
(options[:params] || {}).merge({ "controller" => options[:controller], "action" => options[:action] })
)
return component_request
end
def component_response
Marshal::load(Marshal::dump(@response))
end
end
end