Replace stats intialization on backlog with 'default' filter.

app/coffee/modules/backlog/main.coffee

@@ -32,15 +32,6 @@ class BacklogController extends mixOf(taiga.Controller, taiga.PageMixin)
 
         @rootscope.$on("usform:bulk:success", @.loadUserstories)
 
-    initializeProjectStats: ->
-        @scope.stats = {
-            total_points: "--"
-            defined_points: "--"
-            assigned_points: "--"
-            closed_points: "--"
-            completedPercentage: "--%"
-        }
-
     loadProjectStats: ->
         return @rs.projects.stats(@scope.projectId).then (stats) =>
             @scope.stats = stats
@@ -76,9 +67,6 @@ class BacklogController extends mixOf(taiga.Controller, taiga.PageMixin)
             return project
 
     loadInitialData: ->
-        # Set stats initial values
-        @.initializeProjectStats()
-
         # Resolve project slug
         promise = @repo.resolve({pslug: @params.pslug}).then (data) =>
             @scope.projectId = data.project

app/coffee/modules/common/filters.coffee

@@ -0,0 +1,31 @@
+###
+# Copyright (C) 2014 Andrey Antukh <niwi@niwi.be>
+# Copyright (C) 2014 Jesús Espino Garcia <jespinog@gmail.com>
+# Copyright (C) 2014 David Barragán Merino <bameda@dbarragan.com>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+#
+# File: modules/common/filters.coffee
+###
+
+
+defaultFilter = ->
+    return (value, defaultValue) ->
+        if not value
+            return defaultValue
+        return value
+
+module = angular.module("taigaCommon")
+module.filter("default", defaultFilter)
+

app/partials/views/components/summary.jade

@@ -6,14 +6,14 @@ div.summary(tg-backlog-summary)
         span.description completed
     ul
         li
-            span.number(ng-bind="stats.total_points")
+            span.number(ng-bind="stats.total_points|default:'--'")
             span.description project<br />points
         li
-            span.number(ng-bind="stats.defined_points")
+            span.number(ng-bind="stats.defined_points|default:'--'")
             span.description defined<br />points
         li
-            span.number(ng-bind="stats.assigned_points")
+            span.number(ng-bind="stats.assigned_points|default:'--'")
             span.description assigned<br />points
         li
-            span.number(ng-bind="stats.closed_points")
+            span.number(ng-bind="stats.closed_points|default:'-- %'")
             span.description closed<br />points