diaspora: Update menu use to match other modules

- Remove extra global line to avoid warning.

- Fix comment and indentation.

plinth/modules/diaspora/__init__.py

@@ -20,9 +20,10 @@ from django.utils.translation import ugettext_lazy as _
 
 from plinth.modules import names
 from plinth.utils import format_lazy
-from plinth import actions, action_utils, cfg, frontpage, \
+from plinth import actions, action_utils, frontpage, \
     service as service_module
 from plinth.errors import DomainNotRegisteredError
+from plinth.menu import main_menu
 
 domain_name_file = "/etc/diaspora/domain_name"
 lazy_domain_name = None  # To avoid repeatedly reading from file
@@ -41,7 +42,6 @@ def get_configured_domain_name():
         raise DomainNotRegisteredError()
 
     with open(domain_name_file) as dnf:
-        global lazy_domain_name
         lazy_domain_name = dnf.read().rstrip()
         return lazy_domain_name
 
@@ -74,7 +74,7 @@ description = [
 
 def init():
     """Initialize the Diaspora module."""
-    menu = cfg.main_menu.get('apps:index')
+    menu = main_menu.get('apps')
     menu.add_urlname(title, 'glyphicon-thumbs-up', 'diaspora:index')
 
     global service

plinth/modules/diaspora/views.py

@@ -16,7 +16,7 @@
 #
 
 """
-Views for the Matrix Synapse module
+Views for the diaspora module
 """
 from django.shortcuts import redirect
 from django.urls import reverse_lazy

plinth/templates/index.html

@@ -29,20 +29,20 @@
       {% for shortcut in shortcuts %}
         {% if not shortcut.hidden %}
           {% if user.is_authenticated or not shortcut.login_required %}
-                <div class="col-sm-3">
-    	          <ul class="nav nav-pills nav-stacked">
-		            {% if selected_id == shortcut.id %}
+            <div class="col-sm-3">
+              <ul class="nav nav-pills nav-stacked">
+                {% if selected_id == shortcut.id %}
                   <li class="active">
                     <a href="{{ shortcut.url }}" class="active">
                 {% else %}
                   <li>
                     <a href="{{ shortcut.url }}">
                 {% endif %}
-		      <center>
-		        <img src="{% static 'theme/icons/' %}{{ shortcut.icon }}.png" style="max-width: 100px; height: 100px" />
-			<br>
-			{{ shortcut.label|linebreaks }}
-		      </center>
+                      <center>
+                        <img src="{% static 'theme/icons/' %}{{ shortcut.icon }}.png" style="max-width: 100px; height: 100px" />
+                        <br>
+                        {{ shortcut.label|linebreaks }}
+                      </center>
                     </a>
                   </li>
               </ul>