Allow non-ascii filenames for attachments

This commit is contained in:
Mark Haines 2015-08-26 16:26:37 +01:00
parent efdaa5dd55
commit e85c7873dc
3 changed files with 17 additions and 8 deletions

View File

@ -33,6 +33,7 @@ import os
import cgi import cgi
import logging import logging
import urllib
logger = logging.getLogger(__name__) logger = logging.getLogger(__name__)
@ -181,10 +182,18 @@ class BaseMediaResource(Resource):
if os.path.isfile(file_path): if os.path.isfile(file_path):
request.setHeader(b"Content-Type", media_type.encode("UTF-8")) request.setHeader(b"Content-Type", media_type.encode("UTF-8"))
if upload_name: if upload_name:
if is_ascii(upload_name):
request.setHeader( request.setHeader(
b"Content-Disposition", b"Content-Disposition",
b"inline; filename=%s" % (upload_name.encode("utf-8"),), b"inline; filename=%s" % (upload_name.encode("utf-8"),),
) )
else:
request.setHeader(
b"Content-Disposition",
b"inline; filename*=utf-8''%s" % (
urllib.quote(upload_name.encode("utf-8")),
),
)
# cache for at least a day. # cache for at least a day.
# XXX: we might want to turn this off for data we don't want to # XXX: we might want to turn this off for data we don't want to

View File

@ -15,7 +15,7 @@
from synapse.http.server import respond_with_json, request_handler from synapse.http.server import respond_with_json, request_handler
from synapse.util.stringutils import random_string, is_ascii from synapse.util.stringutils import random_string
from synapse.api.errors import SynapseError from synapse.api.errors import SynapseError
from twisted.web.server import NOT_DONE_YET from twisted.web.server import NOT_DONE_YET
@ -86,9 +86,7 @@ class UploadResource(BaseMediaResource):
upload_name = request.args.get("filename", None) upload_name = request.args.get("filename", None)
if upload_name: if upload_name:
upload_name = upload_name[0] upload_name = upload_name[0].decode('UTF-8')
if upload_name and not is_ascii(upload_name):
raise SynapseError(400, "filename must be ascii")
headers = request.requestHeaders headers = request.requestHeaders

View File

@ -38,6 +38,8 @@ def random_string_with_symbols(length):
def is_ascii(s): def is_ascii(s):
try: try:
s.encode("ascii") s.encode("ascii")
except UnicodeEncodeError:
return False
except UnicodeDecodeError: except UnicodeDecodeError:
return False return False
else: else: