Merge pull request #3109 from hiroponz/improve-network-graph

Improve network graph

app/controllers/graph_controller.rb

@@ -1,5 +1,6 @@
 class GraphController < ProjectResourceController
   include ExtractsPath
+  include ApplicationHelper
 
   # Authorize
   before_filter :authorize_read_project!
@@ -20,7 +21,10 @@ class GraphController < ProjectResourceController
     respond_to do |format|
       format.html
       format.json do
-        graph = Gitlab::Graph::JsonBuilder.new(project, @ref, @commit)
+        graph = Graph::JsonBuilder.new(project, @ref, @commit)
+        graph.commits.each do |c|
+          c.icon = gravatar_icon(c.author.email)
+        end
         render :json => graph.to_json
       end
     end

app/controllers/projects_controller.rb

@@ -1,5 +1,3 @@
-require Rails.root.join('lib', 'gitlab', 'graph', 'json_builder')
-
 class ProjectsController < ProjectResourceController
   skip_before_filter :project, only: [:new, :create]
   skip_before_filter :repository, only: [:new, :create]