Automatically validate that all dates are within conference date

Can be overriden on a per-field bases, if we ever find a reason to.

diff --git a/postgresqleu/confreg/backendforms.py b/postgresqleu/confreg/backendforms.py
index 4f6f78413913696531b6bcd1a2981278588766aa..c1ba4cca08b31c3a9f41bb6492bbfca863372e4a 100644 (file)
--- a/postgresqleu/confreg/backendforms.py
+++ b/postgresqleu/confreg/backendforms.py
@@ -31,16 +31,32 @@ class BackendForm(ConcurrentProtectedModelForm):
        selectize_multiple_fields = None
        vat_fields = {}
        verbose_field_names = {}
+       exclude_date_validators = []
+
        def __init__(self, conference, *args, **kwargs):
                self.conference = conference
                super(BackendForm, self).__init__(*args, **kwargs)
+
                self.fix_fields()
 
-               # Adjust widgets
                for k,v in self.fields.items():
+                       # Adjust widgets
                        if isinstance(v, django.forms.fields.DateField):
                                v.widget = BackendDateInput()
 
+                       # Any datetime or date fields that are not explicitly excluded will be forced to be within
+                       # the conference dates.
+                       if isinstance(v, django.forms.fields.DateTimeField) and not k in self.exclude_date_validators:
+                               v.validators.extend([
+                                       MinValueValidator(datetime.datetime.combine(self.conference.startdate, datetime.time(0,0,0))),
+                                       MaxValueValidator(datetime.datetime.combine(self.conference.enddate+datetime.timedelta(days=1), datetime.time(0,0,0))),
+                               ])
+                       elif isinstance(v, django.forms.fields.DateField) and not k in self.exclude_date_validators:
+                               v.validators.extend([
+                                       MinValueValidator(self.conference.startdate),
+                                       MaxValueValidator(self.conference.enddate),
+                               ])
+
                for field, vattype in self.vat_fields.items():
                        self.fields[field].widget.attrs['class'] = 'backend-vat-field backend-vat-{0}-field'.format(vattype)
 
@@ -157,15 +173,6 @@ class BackendConferenceSessionForm(BackendForm):
                self.fields['track'].queryset = Track.objects.filter(conference=self.conference)
                self.fields['room'].queryset = Room.objects.filter(conference=self.conference)
 
-               self.fields['starttime'].validators.extend([
-                       MinValueValidator(datetime.datetime.combine(self.conference.startdate, datetime.time(0,0,0))),
-                       MaxValueValidator(datetime.datetime.combine(self.conference.enddate+datetime.timedelta(days=1), datetime.time(0,0,0))),
-               ])
-               self.fields['endtime'].validators.extend([
-                       MinValueValidator(datetime.datetime.combine(self.conference.startdate, datetime.time(0,0,0))),
-                       MaxValueValidator(datetime.datetime.combine(self.conference.enddate+datetime.timedelta(days=1), datetime.time(0,0,0))),
-               ])
-
                if self.instance.status != self.instance.lastnotifiedstatus:
                        self.fields['status'].help_text = '<b>Warning!</b> This session has <a href="/events/admin/{0}/sessionnotifyqueue/">pending notifications</a> that have not been sent. You probably want to make sure those are sent before editing the status!'.format(self.conference.urlname)