OFFTOPIC Re: [Mailman-Users] Archive URL in postings (2.1b3)

alex wetmore alex at phred.org
Wed Oct 30 17:05:32 CET 2002


On Tue, 29 Oct 2002, J C Lawrence wrote:
> On Tue, 29 Oct 2002 10:56:39 -0800 (PST)
> alex wetmore <alex at phred.org> wrote:
> > 1) You are using an email system which removes duplicates (based on
> > the Message-Id header).  Microsoft Exchange 2000 is one such system.
> > If Mailman is changing the headers so much perhaps it should stick a
> > new Message-Id on the message though.
>
> We should start out admitting that such mail systems are broken and then
> decide how far we want to cater to such broken systems.

Eliminating duplicates is a useful feature, not a broken one.  Think
about the hacks that Mailman-2.1 has to prevent sending the duplicate.
In a complex corporate topology there are reasons why duplicates are
sometimes generated, but clients should have no reason to see them.

Exchange is not the only system that does this, but it might be the
widest deployed.

> > 2) You want replies to your messages to show up in your mailman-users
> > folder (or whatever), but colored in a different manner.  I do this.
> > If I'm away for a while and want to catch up on a folder I just scan
> > for cyan messages.  I don't want public replies to messages that I
> > posted on a mailing list to end up in my private inbox.
>
> There are multiple ways to achieve this.  Parsing To: is one of the more
> fragile ways.  Far more effective and near-guaranteed to be correct
> (except for the standard broken software case as above) is tracking
> In-Reply-To: from your original post(s).

That depends on keeping a database of sent message-ids and comparing
In-Reply-To against each of them.  Few clients support this.

If you can recommend a decent text-based IMAP client that runs on
Unix and Win32 and which supports this functionality I'm all ears.


alex




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