#    Copyright (c) 2013 Mirantis, Inc.
#
#    Licensed under the Apache License, Version 2.0 (the "License"); you may
#    not use this file except in compliance with the License. You may obtain
#    a copy of the License at
#
#         http://www.apache.org/licenses/LICENSE-2.0
#
#    Unless required by applicable law or agreed to in writing, software
#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
#    License for the specific language governing permissions and limitations
#    under the License.

import traceback

from horizon import exceptions
from horizon import middleware
from oslo_log import log as logging


logger = logging.getLogger(__name__)


class ExceptionMiddleware(middleware.HorizonMiddleware):
    def process_exception(self, request, exception):
        if not isinstance(exception, exceptions.Http302):
            logger.error(traceback.format_exc())
        return super(ExceptionMiddleware, self).process_exception(
            request, exception)
