75 lines
2.4 KiB
Python
75 lines
2.4 KiB
Python
# -*- coding: utf-8 -*-
|
|
# Copyright 2014, 2015 OpenMarket Ltd
|
|
#
|
|
# 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.
|
|
|
|
from .base_resource import BaseMediaResource
|
|
|
|
from twisted.web.server import NOT_DONE_YET
|
|
from twisted.internet import defer
|
|
|
|
import logging
|
|
|
|
logger = logging.getLogger(__name__)
|
|
|
|
|
|
class DownloadResource(BaseMediaResource):
|
|
def render_GET(self, request):
|
|
self._async_render_GET(request)
|
|
return NOT_DONE_YET
|
|
|
|
@BaseMediaResource.catch_errors
|
|
@defer.inlineCallbacks
|
|
def _async_render_GET(self, request):
|
|
try:
|
|
server_name, media_id = request.postpath
|
|
except:
|
|
self._respond_404(request)
|
|
return
|
|
|
|
if server_name == self.server_name:
|
|
yield self._respond_local_file(request, media_id)
|
|
else:
|
|
yield self._respond_remote_file(request, server_name, media_id)
|
|
|
|
@defer.inlineCallbacks
|
|
def _respond_local_file(self, request, media_id):
|
|
media_info = yield self.store.get_local_media(media_id)
|
|
if not media_info:
|
|
self._respond_404(request)
|
|
return
|
|
|
|
media_type = media_info["media_type"]
|
|
media_length = media_info["media_length"]
|
|
file_path = self.filepaths.local_media_filepath(media_id)
|
|
|
|
yield self._respond_with_file(
|
|
request, media_type, file_path, media_length
|
|
)
|
|
|
|
@defer.inlineCallbacks
|
|
def _respond_remote_file(self, request, server_name, media_id):
|
|
media_info = yield self._get_remote_media(server_name, media_id)
|
|
|
|
media_type = media_info["media_type"]
|
|
media_length = media_info["media_length"]
|
|
filesystem_id = media_info["filesystem_id"]
|
|
|
|
file_path = self.filepaths.remote_media_filepath(
|
|
server_name, filesystem_id
|
|
)
|
|
|
|
yield self._respond_with_file(
|
|
request, media_type, file_path, media_length
|
|
)
|