Render LMS main navigation (tabs) with template, override templates for a specific list item

common/test/test_microsites/test_microsite/templates/courseware/tabs.html

+## mako
+<%namespace name='static' file='/static_content.html'/>
+<%!
+ from django.utils.translation import ugettext as _
+ from django.core.urlresolvers import reverse
+ %>
+<%page args="tab_list, active_page, default_tab, tab_image" />
+
+<%
+def url_class(is_active):
+  if is_active:
+    return "active"
+  return ""
+%>
+% for tab in tab_list:
+  <%
+    tab_is_active = tab.tab_id in (active_page, default_tab)
+    tab_class = url_class(tab_is_active)
+  %>
+  <li>
+  <a href="${tab.link_func(course, reverse) | h}" class="${tab_class}">
+  Test Microsite Tab: ${_(tab.name) | h}
+  % if tab_is_active:
+      <span class="sr">, current location</span>
+  %endif
+  % if tab_image:
+      ## Translators: 'needs attention' is an alternative string for the
+      ## notification image that indicates the tab "needs attention".
+      <img src="${tab_image}" alt="${_('needs attention')}" />
+  %endif
+  </a>
+  </li>
+% endfor

lms/djangoapps/courseware/tests/test_microsites.py

@@ -209,6 +209,21 @@ class TestMicrosites(ModuleStoreTestCase, LoginEnrollmentTestCase):
         self.assertNotContains(resp, 'Robot_Super_Course')
         self.assertContains(resp, 'Robot_Course_Outside_Microsite')
 
+    def test_microsite_course_custom_tabs(self):
+        """
+        Enroll user in a course scoped in a Microsite and make sure that
+        template with tabs is overridden
+        """
+        self.setup_users()
+
+        email, password = self.STUDENT_INFO[1]
+        self.login(email, password)
+        self.enroll(self.course, True)
+
+        resp = self.client.get(reverse('courseware', args=[unicode(self.course.id)]),
+                               HTTP_HOST=settings.MICROSITE_TEST_HOSTNAME)
+        self.assertContains(resp, 'Test Microsite Tab:')
+
     @override_settings(SITE_NAME=settings.MICROSITE_TEST_HOSTNAME)
     def test_visible_about_page_settings(self):
         """

lms/templates/courseware/course_navigation.html

@@ -15,11 +15,6 @@ if active_page is None and active_page_context is not UNDEFINED:
   # If active_page is not passed in as an argument, it may be in the context as active_page_context
   active_page = active_page_context
 
-def url_class(is_active):
-  if is_active:
-    return "active"
-  return ""
-
 def selected(is_selected):
   return "selected" if is_selected else ""
 
@@ -83,27 +78,14 @@ include_special_exams = settings.FEATURES.get('ENABLE_SPECIAL_EXAMS', False) and
 % if disable_tabs is UNDEFINED or not disable_tabs:
 <nav class="${active_page} wrapper-course-material" aria-label="${_('Course Material')}">
   <div class="course-material">
-    <ol class="course-tabs">
-      % for tab in get_course_tab_list(request, course):
-        <%
-            tab_is_active = (tab.tab_id == active_page) or (tab.tab_id == default_tab)
-        %>
-          <li>
-             <a href="${tab.link_func(course, reverse) | h}" class="${url_class(tab_is_active)}">
-                 ${_(tab.name) | h}
-                 % if tab_is_active:
-                   <span class="sr">, current location</span>
-                 %endif
-                 % if tab_image:
-                   ## Translators: 'needs attention' is an alternative string for the
-                   ## notification image that indicates the tab "needs attention".
-                   <img src="${tab_image}" alt="${_('needs attention')}" />
-                 %endif
-             </a>
-          </li>
-      % endfor
+     <%
+      tab_list = get_course_tab_list(request, course)
+      tabs_tmpl = static.get_template_path('/courseware/tabs.html')
+      %>
+      <ol class="course-tabs">
+      <%include file="${tabs_tmpl}" args="tab_list=tab_list,active_page=active_page,default_tab=default_tab,tab_image=tab_image" />
       <%block name="extratabs" />
-    </ol>
+      </ol>
   </div>
 </nav>
 %endif

lms/templates/courseware/tabs.html

+## mako
+<%namespace name='static' file='/static_content.html'/>
+<%!
+ from django.utils.translation import ugettext as _
+ from django.core.urlresolvers import reverse
+ %>
+<%page args="tab_list, active_page, default_tab, tab_image" />
+
+<%
+def url_class(is_active):
+  if is_active:
+    return "active"
+  return ""
+%>
+% for tab in tab_list:
+  <%
+    tab_is_active = tab.tab_id in (active_page, default_tab)
+    tab_class = url_class(tab_is_active)
+  %>
+  <li>
+  <a href="${tab.link_func(course, reverse) | h}" class="${tab_class}">
+  ${_(tab.name) | h}
+  % if tab_is_active:
+      <span class="sr">, current location</span>
+  %endif
+  % if tab_image:
+      ## Translators: 'needs attention' is an alternative string for the
+      ## notification image that indicates the tab "needs attention".
+      <img src="${tab_image}" alt="${_('needs attention')}" />
+  %endif
+  </a>
+  </li>
+% endfor