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-rw-r--r--service/pixelated/resources/attachments_resource.py22
1 files changed, 14 insertions, 8 deletions
diff --git a/service/pixelated/resources/attachments_resource.py b/service/pixelated/resources/attachments_resource.py
index 83c7156d..0a903cc4 100644
--- a/service/pixelated/resources/attachments_resource.py
+++ b/service/pixelated/resources/attachments_resource.py
@@ -21,6 +21,7 @@ from twisted.protocols.basic import FileSender
from twisted.python.log import err
from twisted.web import server
from twisted.web.resource import Resource
+from twisted.internet import defer
class AttachmentResource(Resource):
@@ -35,21 +36,26 @@ class AttachmentResource(Resource):
def render_GET(self, request):
encoding = request.args.get('encoding', [None])[0]
filename = request.args.get('filename', [self.attachment_id])[0]
- attachment = self.mail_service.attachment(self.attachment_id, encoding)
-
request.setHeader(b'Content-Type', b'application/force-download')
request.setHeader(b'Content-Disposition', bytes('attachment; filename=' + filename))
+
+ d = self._send_attachment(encoding, filename, request)
+ d.addErrback(err)
+
+ return server.NOT_DONE_YET
+
+ @defer.inlineCallbacks
+ def _send_attachment(self, encoding, filename, request):
+ attachment = yield self.mail_service.attachment(self.attachment_id, encoding)
+
bytes_io = io.BytesIO(attachment['content'])
- d = FileSender().beginFileTransfer(bytes_io, request)
- def cb_finished(_):
+ try:
+ yield FileSender().beginFileTransfer(bytes_io, request)
+ finally:
bytes_io.close()
request.finish()
- d.addErrback(err).addCallback(cb_finished)
-
- return server.NOT_DONE_YET
-
def _extract_mimetype(self, content_type):
match = re.compile('([A-Za-z-]+\/[A-Za-z-]+)').search(content_type)
return match.group(1)