From 776288357c6ea609d9d1b1936ca880543ba89e96 Mon Sep 17 00:00:00 2001 From: Brian Sniffen Date: Tue, 2 Dec 2014 14:28:24 +1900 Subject: [PATCH] Exchange mutilation of multipart/encrypted --- 54/6fc85b3eb50bcb13e65162d10a67e4cad3d21d | 107 ++++++++++++++++++++++ 1 file changed, 107 insertions(+) create mode 100644 54/6fc85b3eb50bcb13e65162d10a67e4cad3d21d diff --git a/54/6fc85b3eb50bcb13e65162d10a67e4cad3d21d b/54/6fc85b3eb50bcb13e65162d10a67e4cad3d21d new file mode 100644 index 000000000..cc5f7517f --- /dev/null +++ b/54/6fc85b3eb50bcb13e65162d10a67e4cad3d21d @@ -0,0 +1,107 @@ +Return-Path: +X-Original-To: notmuch@notmuchmail.org +Delivered-To: notmuch@notmuchmail.org +Received: from localhost (localhost [127.0.0.1]) + by olra.theworths.org (Postfix) with ESMTP id D0EBE431FC4 + for ; Mon, 1 Dec 2014 11:35:07 -0800 (PST) +X-Virus-Scanned: Debian amavisd-new at olra.theworths.org +X-Spam-Flag: NO +X-Spam-Score: -2.3 +X-Spam-Level: +X-Spam-Status: No, score=-2.3 tagged_above=-999 required=5 + tests=[RCVD_IN_DNSWL_MED=-2.3] autolearn=disabled +Received: from olra.theworths.org ([127.0.0.1]) + by localhost (olra.theworths.org [127.0.0.1]) (amavisd-new, port 10024) + with ESMTP id ow9PktyI2ADc for ; + Mon, 1 Dec 2014 11:35:03 -0800 (PST) +X-Greylist: delayed 397 seconds by postgrey-1.32 at olra; + Mon, 01 Dec 2014 11:35:02 PST +Received: from prod-mail-xrelay02.akamai.com (prod-mail-xrelay02.akamai.com + [72.246.2.14]) + by olra.theworths.org (Postfix) with ESMTP id 1CE59431FC0 + for ; Mon, 1 Dec 2014 11:35:02 -0800 (PST) +Received: from prod-mail-xrelay02.akamai.com (localhost [127.0.0.1]) + by postfix.imss70 (Postfix) with ESMTP id 891D928501 + for ; Mon, 1 Dec 2014 19:28:25 +0000 (GMT) +Received: from prod-mail-relay07.akamai.com (prod-mail-relay07.akamai.com + [172.17.121.112]) + by prod-mail-xrelay02.akamai.com (Postfix) with ESMTP id 746ED28500 + for ; Mon, 1 Dec 2014 19:28:25 +0000 (GMT) +Received: from email.msg.corp.akamai.com (usma1ex-cas3.msg.corp.akamai.com + [172.27.123.32]) + by prod-mail-relay07.akamai.com (Postfix) with ESMTP id 6DF3280047 + for ; Mon, 1 Dec 2014 19:28:25 +0000 (GMT) +Received: from USMA1EX-CAS3.msg.corp.akamai.com (172.27.123.32) by + usma1ex-dag1mb3.msg.corp.akamai.com (172.27.123.103) with Microsoft + SMTP Server (TLS) id 15.0.913.22; Mon, 1 Dec 2014 14:28:24 -0500 +Received: from Tereva.local (172.19.45.175) by + USMA1EX-CAS3.msg.corp.akamai.com (172.27.123.32) with Microsoft SMTP + Server (TLS) id 15.0.913.22 via Frontend Transport; + Mon, 1 Dec 2014 14:28:24 -0500 +From: Brian Sniffen +To: "notmuch@notmuchmail.org" +Subject: Exchange mutilation of multipart/encrypted +User-Agent: Notmuch/0.18.1 (http://notmuchmail.org) Emacs/24.4.1 + (x86_64-apple-darwin14.0.0) +Date: Mon, 1 Dec 2014 14:28:24 -0500 +Message-ID: +MIME-Version: 1.0 +Content-Type: text/plain +X-Mailman-Approved-At: Tue, 02 Dec 2014 01:16:51 -0800 +X-BeenThere: notmuch@notmuchmail.org +X-Mailman-Version: 2.1.13 +Precedence: list +List-Id: "Use and development of the notmuch mail system." + +List-Unsubscribe: , + +List-Archive: +List-Post: +List-Help: +List-Subscribe: , + +X-List-Received-Date: Mon, 01 Dec 2014 19:35:08 -0000 + +My employer uses an Exchange server in place of an MTA. It mutilates +multipart/encrypted messages, so that when I receive a PGP/MIME message +the Emacs-notmuch interface shows me: + + [ multipart/mixed ] + [ text/plain ] + [ ATT00002: application/pgp-encrypted ] + [ msg.asc: application/octet-stream ] + +When I used Gnus heavily, I wrote a little program to un-mutilate +PGP/MIME mail: + +~~~ +(defun repair-multipart-encrypted (article) + "Switch a multipart/mixed header to multipart/encrypted. +This helps cope with broken Exchange servers." + (interactive (list (gnus-summary-article-number))) + (gnus-with-article article + (message-narrow-to-head) + (goto-char (point-min)) + (search-forward "Content-Type") + (search-forward "mixed") + (replace-match "encrypted; protocol=\"application/pgp-encrypted\"" t t) + (widen)) + (let (gnus-mark-article-hook) + (gnus-summary-select-article t t nil article))) +~~~ + +I'd love to have a way to tell Emacs-notmuch to treat a part as of a +different type, and provide parameters. Alternately, I'd be happy to +edit the file on disk and have it re-indexed---but that seems likely to +cause me regret. Any advice? I see +`notmuch-show-insert-bodypart-internal` and expect to call that +with a forced content-type. + +Thanks, +Brian + +-- +Brian Sniffen +"I reserve the right to evolve my views, and state that views I previously + expressed may have been somehere along the spectrum from insufficiently + nuanced through ill-informed to dead wrong." -- 2.26.2