# MySQL Connector/Python - MySQL driver written in Python.
# Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved.
# MySQL Connector/Python is licensed under the terms of the GPLv2
# <http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most
# MySQL Connectors. There are special exceptions to the terms and
# conditions of the GPLv2 as it is applied to this software, see the
# FOSS License Exception
# <http://www.mysql.com/about/legal/licensing/foss-exception.html>.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
"""Implementation of the DbDoc."""
import json
import uuid
from .compat import STRING_TYPES
class DbDoc(object):
"""Represents a generic document in JSON format.
Args:
value (object): The value can be a JSON string or a dict.
Raises:
ValueError: If ``value`` type is not a basestring or dict.
"""
def __init__(self, value):
# TODO: Handle exceptions. What happens if it doesn't load properly?
if isinstance(value, dict):
self.__dict__ = value
elif isinstance(value, STRING_TYPES):
self.__dict__ = json.loads(value)
else:
raise ValueError("Unable to handle type: {0}".format(type(value)))
def __getitem__(self, index):
return self.__dict__[index]
def keys(self):
return self.__dict__.keys()
def ensure_id(self):
if "_id" not in self.__dict__:
self.__dict__["_id"] = uuid.uuid4().hex
return self.__dict__["_id"]
def __str__(self):
return json.dumps(self.__dict__)
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