[Refactor] Refactor the about page

This makes it available to logged in users, too.

calsocial/__init__.py

@@ -155,36 +155,53 @@ class CalendarSocialApp(Flask):
         return self._timezone
 
     @staticmethod
-    @route('/')
-    def hello():
-        """View for the main page
-
-        This will display a welcome message for users not logged in; for others, their main
-        calendar view is displayed.
-        """
-
+    def _current_calendar():
         from .calendar_system.gregorian import GregorianCalendar
-        from .models import User, Event
 
         try:
             timestamp = datetime.fromtimestamp(float(request.args.get('date')))
         except TypeError:
             timestamp = datetime.utcnow()
 
-        calendar = GregorianCalendar(timestamp.timestamp())
+        return GregorianCalendar(timestamp.timestamp())
+
+    @route('/about')
+    def about(self):
+        """View for the about page
+        """
+
+        from .models import User, Event
+
+        calendar = self._current_calendar()
 
         if not current_user.is_authenticated:
             login_form_class = current_app.extensions['security'].login_form
             login_form = login_form_class()
-            user_count = User.query.count()
-            event_count = Event.query.count()
+        else:
+            login_form = None
 
-            return render_template('welcome.html',
-                                   calendar=calendar,
-                                   user_only=False,
-                                   login_form=login_form,
-                                   user_count=user_count,
-                                   event_count=event_count)
+        user_count = User.query.count()
+        event_count = Event.query.count()
+
+        return render_template('welcome.html',
+                               calendar=calendar,
+                               user_only=False,
+                               login_form=login_form,
+                               user_count=user_count,
+                               event_count=event_count)
+
+    @route('/')
+    def hello(self):
+        """View for the main page
+
+        This will display a welcome message for users not logged in; for others, their main
+        calendar view is displayed.
+        """
+
+        calendar = self._current_calendar()
+
+        if not current_user.is_authenticated:
+            return self.about()
 
         return render_template('index.html', calendar=calendar, user_only=True)