calling shenanigans

app/assets/javascripts/cozy-sun-bear-main.js.erb

@@ -1,11 +1,11 @@
 <%
     vendor_map = {
-        'epubjs' => 'epub.legacy',
+        'epubjs' => 'epub',
         'epubjsv2' => 'v2/epub'
     }
     engine = Rails.configuration.cozy_epub_engine || "epubjs"
     jslib = vendor_map[engine]
 %>
-<% require_asset "engines/#{jslib}" %>
+// require_asset "engines/#{jslib}" 
 COZY_EPUB_ENGINE = '<%= engine %>';
 <% require_asset "cozy-sun-bear" %>

app/helpers/cozy_sun_bear_epub_helper.rb

@@ -0,0 +1,11 @@
+module CozySunBearEpubHelper
+	def epub_viewer_setup
+		javascripts = [ "cozy-sun-bear.js" ]
+		if request.user_agent.match('Trident')
+			javascripts << "javascripts/engines/epub.legacy.js"
+		else
+			javascripts << "javascripts/engines/epub.js"
+		end
+		stylesheet_link_tag('cozy-sun-bear', media: 'all') + javascript_include_tag(*javascripts)
+	end
+end

lib/cozy/sun/bear/engine.rb

@@ -2,9 +2,13 @@ module Cozy
   module Sun
     module Bear
       class Engine < Rails::Engine
+      	# set up paths; this brings over the fonts automatically
         config.assets.paths << File.expand_path("../../../../../dist", __FILE__)
-        config.assets.paths << File.expand_path("../../../../../vendor/javascripts", __FILE__)
-        config.assets.precompile << File.expand_path("../../../../../dist/fonts/open-iconic.*", __FILE__)
+        config.assets.paths << File.expand_path("../../../../../vendor", __FILE__)
+        config.assets.precompile << "cozy-sun-bear.js"
+        config.assets.precompile << "cozy-sun-bear.css"
+        config.assets.precompile << "javascripts/engines/epub.js*"
+        config.assets.precompile << "javascripts/engines/epub.legacy.js*"
       end
     end
   end