def validate(self):
"""
Validate attributes and `global_validator`.
If validation fails, the validator should raise `ValidationError`.
"""
if self.readonly:
raise ValidationError('Cannot validate a read-only FieldSet')
if self.data is None:
raise ValidationError('Cannot validate without binding data')
success = True
for field in self.render_fields.values():
success = field._validate() and success
# run this _after_ the field validators, since each field validator
# resets its error list. we want to allow the global validator to add
# errors to individual fields.
if self.validator:
self._errors = []
try:
self.validator(self)
except ValidationError as e:
self._errors.append(e.message)
success = False
return success
def passwords_match(value, field):
value1 = field.renderer.params.getone(field.renderer.name)
value2 = field.renderer.params.getone(field.renderer.name + '_confirm')
if value1 != value2:
raise ValidationError(_("Passwords do not match"))
def unique_validator(value, f):
query = f.query(f.model.__class__)
query = query.filter_by(**{f.name: f.value})
if f.parent._bound_pk is None and query.first():
raise ValidationError(_(u'Duplicate record'))