Move graph module from lib or vendor directory to app directory.

app/controllers/graph_controller.rb

@@ -20,7 +20,7 @@ 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)
         render :json => graph.to_json
       end
     end

app/controllers/projects_controller.rb

-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]

lib/gitlab/graph/commit.rb → app/models/graph/commit.rb

 require "grit"
 
-module Gitlab
-  module Graph
-    class Commit
-      include ActionView::Helpers::TagHelper
+module Graph
+  class Commit
+    include ActionView::Helpers::TagHelper
 
-      attr_accessor :time, :space, :refs, :parent_spaces
+    attr_accessor :time, :space, :refs, :parent_spaces
 
-      def initialize(commit)
-        @_commit = commit
-        @time = -1
-        @space = 0
-        @parent_spaces = []
-      end
+    def initialize(commit)
+      @_commit = commit
+      @time = -1
+      @space = 0
+      @parent_spaces = []
+    end
 
-      def method_missing(m, *args, &block)
-        @_commit.send(m, *args, &block)
-      end
+    def method_missing(m, *args, &block)
+      @_commit.send(m, *args, &block)
+    end
 
-      def to_graph_hash
-        h = {}
-        h[:parents] = self.parents.collect do |p|
-          [p.id,0,0]
-        end
-        h[:author]  = {
-          name: author.name, 
-          email: author.email
-        }
-        h[:time]    = time
-        h[:space]   = space
-        h[:parent_spaces]   = parent_spaces
-        h[:refs]    = refs.collect{|r|r.name}.join(" ") unless refs.nil?
-        h[:id]      = sha
-        h[:date]    = date
-        h[:message] = message
-        h
+    def to_graph_hash
+      h = {}
+      h[:parents] = self.parents.collect do |p|
+        [p.id,0,0]
       end
+      h[:author]  = {
+        name: author.name, 
+        email: author.email
+      }
+      h[:time]    = time
+      h[:space]   = space
+      h[:parent_spaces]   = parent_spaces
+      h[:refs]    = refs.collect{|r|r.name}.join(" ") unless refs.nil?
+      h[:id]      = sha
+      h[:date]    = date
+      h[:message] = message
+      h
+    end
 
-      def add_refs(ref_cache, repo)
-        if ref_cache.empty?
-          repo.refs.each do |ref|
-            ref_cache[ref.commit.id] ||= []
-            ref_cache[ref.commit.id] << ref
-          end
+    def add_refs(ref_cache, repo)
+      if ref_cache.empty?
+        repo.refs.each do |ref|
+          ref_cache[ref.commit.id] ||= []
+          ref_cache[ref.commit.id] << ref
         end
-        @refs = ref_cache[@_commit.id] if ref_cache.include?(@_commit.id)
-        @refs ||= []
       end
+      @refs = ref_cache[@_commit.id] if ref_cache.include?(@_commit.id)
+      @refs ||= []
     end
   end
 end