extend render to support matestack pages

Author: fiedl

app/helpers/matestack/ui/core/application_helper.rb

@@ -2,6 +2,7 @@ module Matestack
   module Ui
     module Core
       module ApplicationHelper
+        include Matestack::Ui::Core::Render
 
         def render_page(page_class, only_page=false)
           page_class.new(nil, context: {

app/lib/matestack/ui/core/render.rb

@@ -0,0 +1,25 @@
+module Matestack::Ui::Core::Render
+
+  # Matestack allows you to use `render` to render matestack pages.
+  #
+  #     render Pages::Member::Bookings
+  #     render matestack: Pages::Member::Bookings
+  #     render matestack: 'member/bookings'
+  #
+  def render(*args)
+    if (matestack_class = args.first).is_a?(Class) && (matestack_class < Matestack::Ui::Page)
+      responder_for matestack_class
+    elsif (options = args.first).kind_of?(Hash) && (matestack_arg = options[:matestack]).present?
+      if (matestack_path = matestack_arg).kind_of? String
+        matestack_path = "pages/#{matestack_path}" unless matestack_path.start_with?("pages/") or matestack_path.start_with?("components/")
+        matestack_class = matestack_path.split("/").collect { |str| str.camelcase }.join("::").constantize
+      elsif matestack_arg.is_a?(Class) && (matestack_arg < Matestack::Ui::Page)
+        matestack_class = matestack_arg
+      end
+      responder_for matestack_class
+    else
+      super
+    end
+  end
+
+end