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32fd6910d0
parse_integer and parse_string can take a request and raise errors in case we have wrong or missing params. This PR tries to use them more to deduplicate some code and make it better readable
103 lines
3.4 KiB
Python
103 lines
3.4 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014-2016 OpenMarket Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import logging
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from twisted.internet import defer
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from twisted.web.resource import Resource
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from twisted.web.server import NOT_DONE_YET
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from synapse.api.errors import SynapseError
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from synapse.http.server import respond_with_json, wrap_json_request_handler
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from synapse.http.servlet import parse_string
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logger = logging.getLogger(__name__)
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class UploadResource(Resource):
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isLeaf = True
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def __init__(self, hs, media_repo):
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Resource.__init__(self)
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self.media_repo = media_repo
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self.filepaths = media_repo.filepaths
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self.store = hs.get_datastore()
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self.clock = hs.get_clock()
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self.server_name = hs.hostname
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self.auth = hs.get_auth()
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self.max_upload_size = hs.config.max_upload_size
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self.clock = hs.get_clock()
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def render_POST(self, request):
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self._async_render_POST(request)
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return NOT_DONE_YET
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def render_OPTIONS(self, request):
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respond_with_json(request, 200, {}, send_cors=True)
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return NOT_DONE_YET
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@wrap_json_request_handler
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@defer.inlineCallbacks
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def _async_render_POST(self, request):
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requester = yield self.auth.get_user_by_req(request)
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# TODO: The checks here are a bit late. The content will have
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# already been uploaded to a tmp file at this point
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content_length = request.getHeader("Content-Length")
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if content_length is None:
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raise SynapseError(
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msg="Request must specify a Content-Length", code=400
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)
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if int(content_length) > self.max_upload_size:
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raise SynapseError(
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msg="Upload request body is too large",
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code=413,
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)
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upload_name = parse_string(request, "filename")
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if upload_name:
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try:
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upload_name = upload_name.decode('UTF-8')
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except UnicodeDecodeError:
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raise SynapseError(
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msg="Invalid UTF-8 filename parameter: %r" % (upload_name),
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code=400,
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)
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headers = request.requestHeaders
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if headers.hasHeader("Content-Type"):
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media_type = headers.getRawHeaders(b"Content-Type")[0]
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else:
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raise SynapseError(
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msg="Upload request missing 'Content-Type'",
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code=400,
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)
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# if headers.hasHeader(b"Content-Disposition"):
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# disposition = headers.getRawHeaders(b"Content-Disposition")[0]
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# TODO(markjh): parse content-dispostion
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content_uri = yield self.media_repo.create_content(
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media_type, upload_name, request.content,
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content_length, requester.user
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)
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logger.info("Uploaded content with URI %r", content_uri)
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respond_with_json(
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request, 200, {"content_uri": content_uri}, send_cors=True
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)
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