Merge branch 'koenpunt-gh-issue-1509'

app/assets/javascripts/projects.js.coffee

@@ -18,10 +18,3 @@ $ ->
   # Ref switcher
   $('.project-refs-select').on 'change', ->
     $(@).parents('form').submit()
-
-class @GraphNav
-  @init: ->
-    $('.graph svg').css 'position', 'relative'
-    $('body').bind 'keyup', (e) ->
-      $('.graph svg').animate(left: '+=400') if e.keyCode is 37 # left
-      $('.graph svg').animate(left: '-=400') if e.keyCode is 39 # right

app/assets/stylesheets/common.scss

@@ -57,6 +57,9 @@ table a code {
   background: url(ajax_loader.gif) no-repeat center center;
   width: 40px;
   height: 40px;
+  &.loading-gray {
+    background: url(ajax_loader_gray.gif) no-repeat center center;
+  }
 }
 
 /** FLASH message **/

app/controllers/projects_controller.rb

@@ -87,9 +87,13 @@ class ProjectsController < ProjectResourceController
   end
 
   def graph
+    respond_to do |format|
+      format.html
+      format.json do
         graph = Gitlab::Graph::JsonBuilder.new(project)
-
-    @days_json, @commits_json = graph.days_json, graph.commits_json
+        render :json => graph.to_json
+      end
+    end
   end
 
   def destroy

app/views/projects/graph.html.haml

@@ -2,13 +2,15 @@
 %br
 .graph_holder
   %h4
-    %small You can move around the graph by using arrow keys.
+    %small You can move around the graph by using the arrow keys.
   #holder.graph
+    .loading.loading-gray
+
 :javascript
-  var chunk1={commits:#{@commits_json}};
-  var days=#{@days_json};
-  initGraph();
+  var branch_graph;
   $(function(){
-    branchGraph($("#holder")[0]);
-    GraphNav.init();
+    branch_graph = new BranchGraph($("#holder"), {
+      url: '#{url_for controller: 'projects', action: 'graph', format: :json}',
+      commit_url: '#{url_for controller: 'projects', action: 'show'}/commits/%s'
+    });
   });

lib/gitlab/graph/commit.rb

@@ -28,7 +28,7 @@ module Gitlab
         h[:refs]    = refs.collect{|r|r.name}.join(" ") unless refs.nil?
         h[:id]      = sha
         h[:date]    = date
-        h[:message] = escape_once(message)
+        h[:message] = message
         h[:login]   = author.email
         h
       end

lib/gitlab/graph/json_builder.rb

@@ -18,12 +18,11 @@ module Gitlab
         @days = index_commits
       end
       
-      def days_json
-        @days_json = @days.compact.map { |d| [d.day, d.strftime("%b")] }.to_json
-      end
-
-      def commits_json
-        @commits_json = @commits.map(&:to_graph_hash).to_json
+      def to_json(*args)
+        {
+          days: @days.compact.map { |d| [d.day, d.strftime("%b")] },
+          commits: @commits.map(&:to_graph_hash)
+        }.to_json(*args)
       end
     
     protected