Method validate

mongoengine/fields.py:297–325

(self, value)

        return False

    def validate(self, value):
        super().validate(value)

        if "@" not in value:
            self.error(self.error_msg % value)

        user_part, domain_part = value.rsplit("@", 1)

        # Validate the user part.
        if not self.validate_user_part(user_part):
            self.error(self.error_msg % value)

        # Validate the domain and, if invalid, see if it's IDN-encoded.
        if not self.validate_domain_part(domain_part):
            try:
                domain_part = domain_part.encode("idna").decode("ascii")
            except UnicodeError:
                self.error(
                    "{} {}".format(
                        self.error_msg % value, "(domain failed IDN encoding)"
                    )
                )
            else:
                if not self.validate_domain_part(domain_part):
                    self.error(
                        "{} {}".format(
                            self.error_msg % value, "(domain validation failed)"
                        )
                    )


class IntField(BaseField):