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author | David Heinemeier Hansson <david@loudthinking.com> | 2009-12-20 18:15:20 -0800 |
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committer | David Heinemeier Hansson <david@loudthinking.com> | 2009-12-20 18:15:20 -0800 |
commit | 36c13cc07a45cbfa5d06c89001a092c70b07e253 (patch) | |
tree | 59f54068cc93603355eb2e9057a6fad047d16aee /actionpack/lib/action_controller/metal/renderers.rb | |
parent | 9b41e1e4d8b9d159254dc4ad4bbd3207f1b49eb5 (diff) | |
download | rails-36c13cc07a45cbfa5d06c89001a092c70b07e253.tar.gz rails-36c13cc07a45cbfa5d06c89001a092c70b07e253.tar.bz2 rails-36c13cc07a45cbfa5d06c89001a092c70b07e253.zip |
Rename RenderOptions to Renderers
Diffstat (limited to 'actionpack/lib/action_controller/metal/renderers.rb')
-rw-r--r-- | actionpack/lib/action_controller/metal/renderers.rb | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/actionpack/lib/action_controller/metal/renderers.rb b/actionpack/lib/action_controller/metal/renderers.rb new file mode 100644 index 0000000000..c1ba47927a --- /dev/null +++ b/actionpack/lib/action_controller/metal/renderers.rb @@ -0,0 +1,91 @@ +module ActionController + def self.add_renderer(key, &block) + Renderers.add(key, &block) + end + + module Renderers + extend ActiveSupport::Concern + + included do + extlib_inheritable_accessor :_renderers + self._renderers = {} + end + + module ClassMethods + def _write_render_options + renderers = _renderers.map do |name, value| + <<-RUBY_EVAL + if options.key?(:#{name}) + _process_options(options) + return _render_option_#{name}(options[:#{name}], options) + end + RUBY_EVAL + end + + class_eval <<-RUBY_EVAL, __FILE__, __LINE__ + 1 + def _handle_render_options(options) + #{renderers.join} + end + RUBY_EVAL + end + + def use_renderers(*args) + args.each do |key| + _renderers[key] = RENDERERS[key] + end + _write_render_options + end + alias use_renderer use_renderers + end + + def render_to_body(options) + _handle_render_options(options) || super + end + + RENDERERS = {} + def self.add(key, &block) + define_method("_render_option_#{key}", &block) + RENDERERS[key] = block + All._write_render_options + end + + module All + extend ActiveSupport::Concern + include Renderers + + INCLUDED = [] + included do + self._renderers = RENDERERS + _write_render_options + INCLUDED << self + end + + def self._write_render_options + INCLUDED.each(&:_write_render_options) + end + end + + add :json do |json, options| + json = ActiveSupport::JSON.encode(json) unless json.respond_to?(:to_str) + json = "#{options[:callback]}(#{json})" unless options[:callback].blank? + self.content_type ||= Mime::JSON + self.response_body = json + end + + add :js do |js, options| + self.content_type ||= Mime::JS + self.response_body = js.respond_to?(:to_js) ? js.to_js : js + end + + add :xml do |xml, options| + self.content_type ||= Mime::XML + self.response_body = xml.respond_to?(:to_xml) ? xml.to_xml : xml + end + + add :update do |proc, options| + generator = ActionView::Helpers::PrototypeHelper::JavaScriptGenerator.new(view_context, &proc) + self.content_type = Mime::JS + self.response_body = generator.to_s + end + end +end |