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#
# Copyright (c) 2014 ThoughtWorks, Inc.
#
# Pixelated 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.
#
# Pixelated 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 Pixelated. If not, see <http://www.gnu.org/licenses/>.
import json
from twisted.web.http import UNAUTHORIZED
from twisted.web.resource import Resource
# from pixelated.resources.login_resource import LoginResource
from pixelated.resources.session import IPixelatedSession
class SetEncoder(json.JSONEncoder):
def default(self, obj):
if isinstance(obj, set):
return list(obj)
return super(SetEncoder, self).default(obj)
def respond_json(entity, request, status_code=200):
json_response = json.dumps(entity, cls=SetEncoder)
request.responseHeaders.addRawHeader(b"content-type", b"application/json")
request.code = status_code
return json_response
def respond_json_deferred(entity, request, status_code=200):
json_response = json.dumps(entity, cls=SetEncoder)
request.responseHeaders.addRawHeader(b"content-type", b"application/json")
request.code = status_code
request.write(json_response)
request.finish()
class BaseResource(Resource):
def __init__(self, services_factory):
Resource.__init__(self)
self._services_factory = services_factory
def _get_user_id_from_request(self, request):
if self._services_factory.mode.is_single_user:
return None # it doesn't matter
session = self.get_session(request)
if session.is_logged_in():
return session.user_uuid
raise ValueError('Not logged in')
def is_logged_in(self, request):
session = self.get_session(request)
return session.is_logged_in()
def get_session(self, request):
return IPixelatedSession(request.getSession())
def _services(self, request):
user_id = self._get_user_id_from_request(request)
return self._services_factory.services(user_id)
def _service(self, request, attribute):
return getattr(self._services(request), attribute)
def keymanager(self, request):
return self._service(request, 'keymanager')
def mail_service(self, request):
return self._service(request, 'mail_service')
def search_engine(self, request):
return self._service(request, 'search_engine')
def draft_service(self, request):
return self._service(request, 'draft_service')
def feedback_service(self, request):
return self._service(request, 'feedback_service')
class UnAuthorizedResource(Resource):
def __init__(self):
Resource.__init__(self)
def render_GET(self, request):
request.setResponseCode(UNAUTHORIZED)
return "Unauthorized!"
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