Do not crash in statistics module

misago/apps/admin/stats/forms.py

@@ -10,7 +10,7 @@ class GenerateStatisticsForm(Form):
     date_start = forms.DateField(label=_('Time Period'),
                                  help_text=_('Enter start and end date for time period you want to take data from to use in graph.'),
                                  initial=tz.now() - timedelta(days=7))
-    date_end = forms.DateField(initial=tz.now())
+    date_end = forms.DateField(initial=tz.now() + timedelta(days=1))
     stats_precision = forms.ChoiceField(label=_('Graph Precision'),
                                         choices=(('day', _('For each day')), ('week', _('For each week')), ('month', _('For each month')), ('year', _('For each year'))))
 

misago/apps/admin/stats/views.py

@@ -16,6 +16,7 @@ def form(request):
     """
     Allow admins to generate fancy statistic graphs for different models
     """
+    statistics_providers = []
     models_map = {}
     for model in models.get_models():
         try: