load notes for wall via api

app/assets/javascripts/wall.js.coffee

+@Wall =
+  note_ids: []
+  notes_path: null
+  notes_params: null
+  project_id: null
+
+  init: (project_id) ->
+    Wall.project_id = project_id
+    Wall.notes_path = "/api/" + gon.api_version + "/projects/" + project_id + "/notes.json"
+    Wall.getContent()
+    Wall.initRefresh()
+  
+  # 
+  # Gets an initial set of notes.
+  # 
+  getContent: ->
+    $.ajax
+      url: Wall.notes_path,
+      data:
+        private_token: gon.api_token
+        gfm: true
+        recent: true
+      dataType: "json"
+      success: (notes) ->
+        notes.sort (a, b) ->
+          return a.id - b.id
+        $.each notes, (i, note)->
+          if $.inArray(note.id, Wall.note_ids) == -1
+            Wall.note_ids.push(note.id)
+            Wall.renderNote(note)
+
+      complete: ->
+        $('.js-notes-busy').removeClass("loading")
+      beforeSend: ->
+        $('.js-notes-busy').addClass("loading")
+
+  renderNote: (note) ->
+    author = '<strong>' + note.author.name + ': &nbsp;</strong>'
+    html = '<li>' + author + note.body + '</li>'
+    $('ul.notes').append(html)
+
+  initRefresh: ->
+    setInterval("Wall.refresh()", 10000)
+
+  refresh: ->
+    Wall.getContent()

lib/api/notes.rb

@@ -14,6 +14,10 @@ module Gitlab
       #   GET /projects/:id/notes
       get ":id/notes" do
         @notes = user_project.notes.common
+
+        # Get recent notes if recent = true
+        @notes = @notes.order('id DESC') if params[:recent]
+
         present paginate(@notes), with: Entities::Note
       end