On Sunday 22 November 2009 11:16:35 Teotónio Ricardo Miranda Leiras wrote:
I don't know if you have already a support for this, but it would be usefull:
http://www.activecampaign.com/blog/list-unsubscribe-email-header/ http://www.list-unsubscribe.com/
The current roundcube plugin API makes implementing this trivial. I'd say "Have a go and share your plugin" but it seems its there already:
http://code.google.com/p/roundcube-plugins/downloads/list
Other examples: http://trac.roundcube.net/wiki/Plugin_Repository
Cor - Can I suggest - List-Archive and Archive-At headers too?