Comfortable Mexican Sofa render CMS content as partial

gistfile1.rb

# config/initializers/comfortable_mexican_sofa.rb

require 'cms_renderer'

# lib/cms_renderer.rb

require 'action_view/renderer/renderer'
require 'action_view/renderer/template_renderer'

class CMSRenderer < ActionView::TemplateRenderer
  # hook determine_template to handle CMS options
  def determine_template(options) #:nodoc:
    if options.is_a?(Hash) && identifier = options.delete(:cms_site)
      unless cms_site = Cms::Site.find_by_identifier(identifier)
        raise ComfortableMexicanSofa::MissingSite.new(identifier)
      end
    end
      
    if options.is_a?(Hash) && path = options.delete(:cms_page)
      cms_site ||= Cms::Site.find_site(@view.request.host.downcase, @view.request.fullpath)
      if cms_page = cms_site && cms_site.pages.find_by_full_path(path)
        #cms_layout = cms_page.layout
        #cms_app_layout = cms_layout.try(:app_layout)
        #options[:layout] ||= cms_app_layout.blank?? nil : cms_app_layout
        options[:inline] = cms_page.content
      else
        raise ComfortableMexicanSofa::MissingPage.new(path)
      end
        
    elsif options.is_a?(Hash) && identifier = options.delete(:cms_layout)
      cms_site ||= Cms::Site.find_site(@view.request.host.downcase, @view.request.fullpath)
      if cms_layout = cms_site && cms_site.layouts.find_by_identifier(identifier)
        cms_app_layout = cms_layout.try(:app_layout)
        cms_page = cms_site.pages.build(:layout => cms_layout)
        cms_blocks = options.delete(:cms_blocks) || { :content => render_to_string(:layout => false)}
        cms_blocks.each do |identifier, value|
          content = if value.is_a?(Hash)
            render_to_string(value.keys.first.to_sym => value[value.keys.first], :layout => false)
          else
            value.to_s
          end
          cms_page.blocks.build(:identifier => identifier.to_s, :content => content)
        end
        options[:layout] ||= cms_app_layout.blank?? nil : cms_app_layout
        options[:inline] = cms_page.content(true)
      else
        raise ComfortableMexicanSofa::MissingLayout.new(identifier)
      end
    end
    super(options)
  end
end

# use our uber CMS renderer in place of TemplateRenderer
ActionView::Renderer.class_eval do
  def _template_renderer #:nodoc:
    @_template_renderer ||= CMSRenderer.new(@lookup_context)
  end
end