Add JSON-LD to Universes

app/models/universe.rb

@@ -6,6 +6,7 @@
 #
 #    contains all canonically-related content created by Users
 class Universe < ActiveRecord::Base
+  include PragmaticContext::Contextualizable
   validates :name, presence: true
 
   belongs_to :user
@@ -15,6 +16,17 @@ class Universe < ActiveRecord::Base
 
   scope :is_public, -> { where(privacy: "public") }
 
+  # Used for JSON-LD generation
+  contextualize_as_type 'http://schema.org/CreativeWork'
+  contextualize_with_id { |universe| Rails.application.routes.url_helpers.universe_url(universe) }
+  contextualize :user, as: 'http://schema.org/author'
+  contextualize :user, as: 'http://schema.org/copyrightHolder'
+  contextualize :characters, as: 'http://schema.org/character'
+  contextualize :items, as: 'http://schema.org/hasPart'
+  contextualize :locations, as: 'http://schema.org/hasPart'
+  contextualize :name, :as => 'http://schema.org/name'
+  contextualize :description, :as => 'http://schema.org/description'
+
   def content_count
     [
       characters.length,

app/views/content/_show.html.erb

@@ -1,3 +1,10 @@
+<% if @content.present? && @content.respond_to?(:as_jsonld) %>
+<script type="application/ld+json">
+		<%= @content.as_jsonld.to_json.html_safe %>
+</script>
+<% end %>
+
+
 <% title @content.name %>
 
 <% content_for :sidebar_top do %>