def convert_key(self, field_name, field):
"""Used so that that queries on fields with the source attribute set will work
:param basestring field_name: text representation of the field name
:param rest_framework.fields.Field field: Field instance
"""
field = utils.decompose_field(field)
source = field.source
if source == '*':
source = getattr(field, 'filter_key', None)
return source or field_name
def convert_key(self, field_name, field):
"""Used so that that queries on fields with the source attribute set will work
:param basestring field_name: text representation of the field name
:param rest_framework.fields.Field field: Field instance
"""
field = utils.decompose_field(field)
source = field.source
if source == '*':
source = getattr(field, 'filter_key', None)
return source or field_name
def convert_value(self, value, field):
"""Used to convert incoming values from query params to the appropriate types for filter comparisons
:param basestring value: value to be resolved
:param rest_framework.fields.Field field: Field instance
"""
field = utils.decompose_field(field)
if isinstance(field, ShowIfVersion):
field = field.field
if isinstance(field, ser.BooleanField):
if utils.is_truthy(value):
return True
elif utils.is_falsy(value):
return False
else:
raise InvalidFilterValue(
value=value,
field_type='bool',
)
elif isinstance(field, self.DATE_FIELDS):
try:
ret = date_parser.parse(value, ignoretz=False)
if not ret.tzinfo:
ret = ret.replace(tzinfo=pytz.utc)
return ret
except ValueError:
raise InvalidFilterValue(
value=value,
field_type='date',
)
elif isinstance(field,
(self.RELATIONSHIP_FIELDS, ser.SerializerMethodField,
ser.ManyRelatedField)):
if value == 'null':
value = None
return value
elif isinstance(field, self.LIST_FIELDS) or isinstance(
(getattr(field, 'field', None)), self.LIST_FIELDS):
if value == 'null':
value = []
return value
else:
try:
return field.to_internal_value(value)
except ValidationError:
raise InvalidFilterValue(value=value, )
def convert_value(self, value, field):
"""Used to convert incoming values from query params to the appropriate types for filter comparisons
:param basestring value: value to be resolved
:param rest_framework.fields.Field field: Field instance
"""
field = utils.decompose_field(field)
if isinstance(field, ShowIfVersion):
field = field.field
if isinstance(field, ser.BooleanField):
if utils.is_truthy(value):
return True
elif utils.is_falsy(value):
return False
else:
raise InvalidFilterValue(
value=value,
field_type='bool',
)
elif isinstance(field, self.DATE_FIELDS):
try:
ret = date_parser.parse(value, ignoretz=False)
if not ret.tzinfo:
ret = ret.replace(tzinfo=pytz.utc)
return ret
except ValueError:
raise InvalidFilterValue(
value=value,
field_type='date',
)
elif isinstance(field, (self.RELATIONSHIP_FIELDS, ser.SerializerMethodField)):
if value == 'null':
value = None
return value
elif isinstance(field, self.LIST_FIELDS) or isinstance((getattr(field, 'field', None)), self.LIST_FIELDS):
if value == 'null':
value = []
return value
else:
try:
return field.to_internal_value(value)
except ValidationError:
raise InvalidFilterValue(
value=value,
)
