def _validate_array_item(field, value):
if value:
if not len(value) == 2:
raise ValidationError(
'2 elements [lon, lat] required in %s' %
field._field_name
)
def validate_dict(field, value):
if value:
for key in 'lat', 'lon':
if not isinstance(value.get(key), float):
raise ValidationError(
'%s: %s requires a float' %
(field._field_name, key))
def validate_string(field, value):
if value:
values = [
float(item.strip()) for item in value.split(',')
]
if not len(values) == 2:
raise ValidationError(
'2 elements "lat,lon" required in %s' %
field._field_name)
def validate(self):
if self._validators:
for validator in self._validators:
"""
Functions in self._validators receives document instance
should return None or
raise Exception (ValidationError) or return any value
"""
val = validator(self)
if val:
raise ValidationError("Invalid: %s" % val)
def validate(self, value):
if value is None:
if self._required:
raise RequiredField(self._field_name)
else:
if self._multi:
if not isinstance(value, Iterable):
raise InvalidMultiField(self._field_name)
[self.validate_field_type(elem) for elem in value]
else:
self.validate_field_type(value)
for validator in self._validators:
"""
Functions in self._validators receives field_instance, value
should return None or
raise Exception (ValidationError) or return any value
"""
val = validator(self, value)
if val:
raise ValidationError('Invalid %s, returned: %s' %
(self._field_name, val))
def max_len_10(field_name, value):
if len(value) > 10:
raise ValidationError("Invalid Length")
def if_city_state_is_required(obj):
if obj.city and not obj.state:
raise ValidationError("If city, state is required")