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email_mirror: Filter out null characters in email bodies.

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They're rarely useful, usually displayed invisibly in most tools
anyway, and this helps make sure the message makes it into Zulip
rather than being rejected.
This commit is contained in:
Tim Abbott
2017-10-03 15:05:46 -07:00
parent 167c3570f8
commit 069f681bc6
1 changed files with 2 additions and 0 deletions
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2
zerver/lib/email_mirror.py
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@@ -148,6 +148,8 @@ def mark_missed_message_address_as_used(address):
def construct_zulip_body(message, realm): def construct_zulip_body(message, realm):
# type: (message.Message, Realm) -> Text # type: (message.Message, Realm) -> Text
body = extract_body(message) body = extract_body(message)
# Remove null characters, since Zulip will reject
body = body.replace("\x00", "")
body = filter_footer(body) body = filter_footer(body)
body += extract_and_upload_attachments(message, realm) body += extract_and_upload_attachments(message, realm)
if not body: if not body: