weboob-devel/weboob/tools/application/formatters/json.py
2013-12-22 22:12:03 +01:00

55 lines
1.5 KiB
Python

# -*- coding: utf-8 -*-
# Copyright(C) 2013 Julien Hebert
#
# This file is part of weboob.
#
# weboob is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# weboob 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with weboob. If not, see <http://www.gnu.org/licenses/>.
from weboob.tools.json import json
from weboob.capabilities.base import NotAvailable, NotLoaded
from .iformatter import IFormatter
__all__ = ['JsonFormatter']
class Encoder(json.JSONEncoder):
"generic weboob object encoder"
def default(self, obj):
try:
return json.JSONEncoder.default(self, obj)
except TypeError:
if obj is NotAvailable or obj is NotLoaded:
return None
try:
dct = obj.to_dict()
except AttributeError:
return str(obj)
return dct
class JsonFormatter(IFormatter):
def __init__(self):
IFormatter.__init__(self)
self.queue = []
def flush(self):
print json.dumps(self.queue, cls=Encoder)
def format_dict(self, item):
self.queue.append(item)