def validate_fk(queryset, request, filter, value, to_field, error_messages):
try:
return query_filter(request, queryset, filter).get(**{to_field: value})
except ObjectDoesNotExist:
message = error_messages['invalid'] if 'invalid' in error_messages else _(u'Select a valid choice. %s is not one of the available choices.') % value
x = ValidationError(message)
x.code = 'invalid_choice'
raise x
except ValueError:
message = error_messages['invalid_pk_value'] % value
x = ValidationError(message)
x.code = 'invalid_pk_value'
raise x
except Exception as e:
message = e.message
x = ValidationError(message)
x.code = 'other'
raise x
def validate_m2m(queryset, request, filter, values, to_field, error_messages):
v = 0
try:
vs = []
t = query_filter(request, queryset, filter)
for v in values:
vs.append(t.get(**{to_field: v}))
return vs
except ObjectDoesNotExist:
message = error_messages['invalid_choice'] if 'invalid_choice' in error_messages else _(u'Select a valid choice. %s is not one of the available choices.') % v
x = ValidationError(message)
x.code = 'invalid_choice'
raise x
except ValueError:
message = error_messages['invalid_pk_value'] % v
x = ValidationError(message)
x.code = 'invalid_pk_value'
raise x
except Exception as e:
message = e.message
x = ValidationError(message)
x.code = 'other'
raise x