Update module terminology improvements

"Update" is universally applied as the term for
upgrade/update/unattended upgrade/... as agreed on #1376 .

Changes also include simplifcation of text and interface, too.
Code may still need to be updated. This commit only touches on visibile
text.

Reviewed-by: James Valleroy <jvalleroy@mailbox.org>

plinth/modules/upgrades/__init__.py

@@ -32,12 +32,10 @@ is_essential = True
 
 managed_packages = ['unattended-upgrades']
 
-name = _('Software Upgrades')
+name = _('Update')
 
 description = [
-    _('Upgrades install the latest software and security updates. When '
+    _('Search for and apply the latest software and security updates. ')
-      'automatic upgrades are enabled, upgrades are automatically run every '
-      'night. You don\'t normally need to start the upgrade process.')
 ]
 
 service = None

plinth/modules/upgrades/forms.py

@@ -26,7 +26,5 @@ from django.utils.translation import ugettext_lazy as _
 class ConfigureForm(forms.Form):
     """Configuration form to enable/disable automatic upgrades."""
     auto_upgrades_enabled = forms.BooleanField(
-        label=_('Enable automatic upgrades'), required=False,
+        label=_('Enable auto-update'), required=False,
-        help_text=_('When enabled, the unattended-upgrades program will be run '
+        help_text=_('When enabled, FreedomBox automatically updates once a day.'))
-                    'once per day. It will attempt to perform any package '
-                    'upgrades that are available.'))

plinth/modules/upgrades/templates/upgrades.html

@@ -34,37 +34,47 @@
 
 {% block configuration %}
 
-  <p>
-    {% blocktrans trimmed %}
-      Depending on the number of packages to install, this may take a long time
-      to complete.  While upgrades are in progress, you will not be able to
-      install other packages.  During the upgrade, this web interface may be
-      temporarily unavailable and show an error.  Refresh the page to continue.
-    {% endblocktrans %}
-  </p>
-
   {% if not is_busy %}
+  <p>
     <form class="form" method="post" action="{% url 'upgrades:upgrade' %}">
       {% csrf_token %}
 
-      <input type="submit" class="btn btn-primary"
+      <input type="submit" class="btn btn-primary btn-lg"
-             value="{% trans "Upgrade now &raquo;" %}"/>
+      value="{% trans "Update now" %}"/>
     </form>
+  </p>
   {% endif %}
 
   {% if is_busy %}
-    <p class="running-status-parent">
+  <p class="running-status-parent text-center btn btn-primary btn-lg">
-      <span class="running-status loading"></span>
+    <span class="running-status loading"></span>
-      {% trans "A package manager is running." %}
+    {% trans "Updating..." %}
-    </p>
+  </p>
   {% endif %}
 
+  <p>
+    {% blocktrans trimmed %}
+      <b>This may take a long time to complete</b>. During an update, you
+      can not install apps. Also, this web interface may be temporarily
+       unavailable and show an error. In that case refresh the page to continue.
+    {% endblocktrans %}
+  </p>
+
+
+
   {% if log %}
-    <h5>{% trans "Recent log from upgrades:" %}</h5>
+  <p>
+    <a class="btn btn-default" role="button" data-toggle="collapse" href="#collapseLog" aria-expanded="false" aria-controls="collapseLog">
+        Toggle recent update logs
+    </a>
 
-    <pre>{{ log }}</pre>
+    <div class="collapse" id="collapseLog">
+      <pre>{{ log }}</pre>
+    </div>
+  </p>
   {% endif %}
 
+
 {% endblock %}
 
 {% block page_js %}
@@ -80,4 +90,3 @@
     <script type="text/javascript" src="{% static 'theme/js/refresh.js' %}"></script>
   {% endif %}
 {% endblock %}
-

plinth/modules/upgrades/views.py

@@ -33,10 +33,10 @@ from .forms import ConfigureForm
 
 subsubmenu = [{
     'url': reverse_lazy('upgrades:index'),
-    'text': ugettext_lazy('Automatic Upgrades')
+    'text': ugettext_lazy('Auto-update')
 }, {
     'url': reverse_lazy('upgrades:upgrade'),
-    'text': ugettext_lazy('Upgrade Packages')
+    'text': ugettext_lazy('Manual update')
 }]