103 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			Python
		
	
	
			
		
		
	
	
			103 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			Python
		
	
	
| # Copyright 2014-2016 OpenMarket Ltd
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| # Copyright 2020-2021 The Matrix.org Foundation C.I.C.
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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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| 
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| import logging
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| from typing import IO, TYPE_CHECKING
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| 
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| from twisted.web.server import Request
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| 
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| from synapse.api.errors import Codes, SynapseError
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| from synapse.http.server import DirectServeJsonResource, respond_with_json
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| from synapse.http.servlet import parse_string
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| from synapse.http.site import SynapseRequest
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| from synapse.rest.media.v1.media_storage import SpamMediaException
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| 
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| if TYPE_CHECKING:
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|     from synapse.rest.media.v1.media_repository import MediaRepository
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|     from synapse.server import HomeServer
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| 
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| logger = logging.getLogger(__name__)
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| 
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| 
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| class UploadResource(DirectServeJsonResource):
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|     isLeaf = True
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| 
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|     def __init__(self, hs: "HomeServer", media_repo: "MediaRepository"):
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|         super().__init__()
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| 
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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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| 
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|     async def _async_render_OPTIONS(self, request: Request) -> None:
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|         respond_with_json(request, 200, {}, send_cors=True)
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| 
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|     async def _async_render_POST(self, request: SynapseRequest) -> None:
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|         requester = await self.auth.get_user_by_req(request)
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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(msg="Request must specify a Content-Length", code=400)
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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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|                 errcode=Codes.TOO_LARGE,
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|             )
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| 
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|         upload_name = parse_string(request, b"filename", encoding=None)
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|         if upload_name:
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|             try:
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|                 upload_name = upload_name.decode("utf8")
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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), code=400
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|                 )
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| 
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|         # If the name is falsey (e.g. an empty byte string) ensure it is None.
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|         else:
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|             upload_name = None
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| 
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|         headers = request.requestHeaders
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| 
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|         if headers.hasHeader(b"Content-Type"):
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|             content_type_headers = headers.getRawHeaders(b"Content-Type")
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|             assert content_type_headers  # for mypy
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|             media_type = content_type_headers[0].decode("ascii")
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|         else:
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|             raise SynapseError(msg="Upload request missing 'Content-Type'", 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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| 
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|         try:
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|             content = request.content  # type: IO  # type: ignore
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|             content_uri = await self.media_repo.create_content(
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|                 media_type, upload_name, content, content_length, requester.user
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|             )
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|         except SpamMediaException:
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|             # For uploading of media we want to respond with a 400, instead of
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|             # the default 404, as that would just be confusing.
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|             raise SynapseError(400, "Bad content")
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| 
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|         logger.info("Uploaded content with URI %r", content_uri)
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| 
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|         respond_with_json(request, 200, {"content_uri": content_uri}, send_cors=True)
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