def clean(self):
ensure_unique(self._meta.model, self, 'center_id')
if self.is_copy and (self.center_type != self.Types.COPY):
raise ValidationError(_('Copy centre type must be "copy".'))
if self.id:
# For existing centers, copy status can't be changed. Once a copy center, always a
# copy center, and ditto for non-copy centers. Ne'er the twain shall meet.
# Note that we have to search through all centers (including deleted ones) to allow
# undeleting.
# In addition, copy centers are not editable.
center = RegistrationCenter.objects.unfiltered().get(pk=self.id)
if center.is_copy:
raise ValidationError(_('Copy centres are read-only.'))
# The check above ensures the user can't change the type *from* copy. We also need
# to check that the type is not being changed *to* copy.
if self.center_type == RegistrationCenter.Types.COPY:
raise ValidationError(_('A centre may not be changed to a copy centre.'))
else:
# New centers can become copy centers
if self.is_copy:
if self.copy_of.copy_of:
raise ValidationError(_("A copy centre cannot copy another copy centre."))
# Ensure that the original doesn't already have the max # of copies.
if len(self.copy_of.copied_by.all()) == settings.N_MAX_COPY_CENTERS:
msg = _('Copy centre already has the maximum number of copies ({n_max}).')
raise ValidationError(msg.format(n_max=settings.N_MAX_COPY_CENTERS))
else:
if self.center_type == self.Types.COPY:
msg = _('Centre type "copy" requires copy centre information.')
raise ValidationError(msg)
if ((self.center_lat is None and self.center_lon is not None)
or (self.center_lon is None and self.center_lat is not None)):
raise ValidationError(_("Either set both latitude and longitude or neither."))
if self.center_type == self.Types.SPLIT:
if self.subconstituency.id != SPLIT_CENTER_SUBCONSTITUENCY_ID:
msg = _("Split centers must be associated with subconstituency {}.")
msg = msg.format(SPLIT_CENTER_SUBCONSTITUENCY_ID)
raise ValidationError(msg)
else:
if self.subconstituency.id == SPLIT_CENTER_SUBCONSTITUENCY_ID:
msg = _("Only split centers may be associated with subconstituency {}.")
msg = msg.format(SPLIT_CENTER_SUBCONSTITUENCY_ID)
raise ValidationError(msg)
def clean(self):
ensure_unique(self._meta.model, self, 'phone_number')
def clean(self):
ensure_unique(self._meta.model, self, 'citizen_id')
def clean(self):
"""Give nicer error than a database integrity error on an attempt to create
a duplicate confirmed registration"""
if not self.archive_time:
ensure_unique(self._meta.model, self, 'citizen', archive_time=None)
