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fix: make protected Message-ID take precedence over X-Microsoft-Original-Message-ID

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link2xt
2024-02-09 04:41:02 +00:00
parent e919de78a3
commit 0b279ec84e
1 changed files with 13 additions and 2 deletions
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15
src/mimeparser.rs
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@@ -275,6 +275,18 @@ impl MimeMessage {
}
}
// Overwrite Message-ID with X-Microsoft-Original-Message-ID.
// However if we later find Message-ID in the protected part,
// it will overwrite both.
if let Some(microsoft_message_id) =
headers.remove(HeaderDef::XMicrosoftOriginalMessageId.get_headername())
{
headers.insert(
HeaderDef::MessageId.get_headername().to_string(),
microsoft_message_id,
);
}
// Remove headers that are allowed _only_ in the encrypted+signed part. It's ok to leave
// them in signed-only emails, but has no value currently.
Self::remove_secured_headers(&mut headers);
@@ -1379,8 +1391,7 @@ impl MimeMessage {
}
pub(crate) fn get_rfc724_mid(&self) -> Option<String> {
self.get_header(HeaderDef::XMicrosoftOriginalMessageId)
.or_else(|| self.get_header(HeaderDef::MessageId))
self.get_header(HeaderDef::MessageId)
.and_then(|msgid| parse_message_id(msgid).ok())
}