Add setting for user menu links

* User menu links can be specified in the settings page
* Defaults to the standard Open RC links (bug and help links are
  not modified in this patch)
* Url, name and icon can all be specified

Change-Id: I3cbcfbf06ede18d468d4c611ad6005cb74f1b284
Closes-Bug: 1736048

doc/source/configuration/settings.rst

@@ -897,6 +897,45 @@ Default: ``"theme"``
 This setting tells Horizon in which cookie key to store the currently
 set theme.  The cookie expiration is currently set to a year.
 
+USER_MENU_LINKS
+-----------------
+
+.. versionadded:: 13.0.0(Queens)
+
+Default::
+
+  [
+    {'name': _('OpenStack RC File v2'),
+     'icon_classes': ['fa-download', ],
+     'url': 'horizon:project:api_access:openrcv2',
+     'external': False,
+     },
+    {'name': _('OpenStack RC File v3'),
+     'icon_classes': ['fa-download', ],
+     'url': 'horizon:project:api_access:openrc',
+     'external': False,
+     }
+  ]
+
+This setting controls the additional links on the user drop down menu.
+A list of dictionaries defining all of the links should be provided. This
+defaults to the standard OpenStack RC files.
+
+Each dictionary should contain these values:
+
+name
+    The name of the link
+
+url
+    Either the reversible Django url name or an absolute url
+
+external
+    True for absolute URLs, False for django urls.
+
+icon_classes
+    A list of classes for the icon next to the link. If 'None' or
+    an empty list is provided a download icon will show
+
 WEBROOT
 -------
 

openstack_dashboard/context_processors.py

@@ -86,6 +86,15 @@ def openstack(request):
     # Adding webroot access
     context['WEBROOT'] = getattr(settings, "WEBROOT", "/")
 
+    user_menu_links = getattr(settings, "USER_MENU_LINKS", [])
+
+    if not getattr(settings, "SHOW_V2_KEYSTONE_RC", True):
+        user_menu_links = [
+            link for link in user_menu_links
+            if 'horizon:project:api_access:openrcv2' != link['url']]
+
+    context['USER_MENU_LINKS'] = user_menu_links
+
     # Adding profiler support flag
     profiler_settings = getattr(settings, 'OPENSTACK_PROFILER', {})
     profiler_enabled = profiler_settings.get('enabled', False)
@@ -97,7 +106,6 @@ def openstack(request):
             hmac_keys, parent_id=index_view_id)
 
     context['JS_CATALOG'] = get_js_catalog(conf)
-    context['SHOW_KEYSTONE_V2_RC'] = settings.SHOW_KEYSTONE_V2_RC
 
     return context
 

openstack_dashboard/settings.py

@@ -291,6 +291,17 @@ SECURITY_GROUP_RULES = {
 
 ADD_INSTALLED_APPS = []
 
+USER_MENU_LINKS = [
+    {'name': _('OpenStack RC File v2'),
+     'icon_classes': ['fa-download', ],
+     'url': 'horizon:project:api_access:openrcv2'
+     },
+    {'name': _('OpenStack RC File v3'),
+     'icon_classes': ['fa-download', ],
+     'url': 'horizon:project:api_access:openrc'
+     }
+]
+
 # Deprecated Theme Settings
 CUSTOM_THEME_PATH = None
 DEFAULT_THEME_PATH = None

openstack_dashboard/templates/header/_user_menu.html

@@ -34,20 +34,26 @@
           </a>
         </li>
       {% endif %}
-      {% if SHOW_KEYSTONE_V2_RC %}
+
+      {% for link in USER_MENU_LINKS %}
         <li>
-          <a href="{% url 'horizon:project:api_access:openrcv2' %}">
-            <span class="fa fa-download"></span>
-            {% trans "OpenStack RC File v2" %}
+          {% if link.external %}
+            <a href="{{ link.url }}">
+          {% else %}
+            <a href="{% url link.url %}">
+          {% endif %}
+
+          {% if link.icon_classes %}
+              <span class="fa {{ link.icon_classes | join:" "}}"></span>
+          {% else %}
+              <span class="fa fa-download"></span>
+          {% endif %}
+          {{ link.name }}
           </a>
+
         </li>
-      {% endif %}
-      <li>
-        <a href="{% url 'horizon:project:api_access:openrc' %}">
-          <span class="fa fa-download"></span>
-          {% trans "OpenStack RC File v3" %}
-        </a>
-      </li>
+      {% endfor %}
+
       {% themes as available_themes %}
       {% if available_themes and available_themes|length > 1 %}
         <li class="divider"></li>