On 10/30/2013 12:03 PM, Wietse Venema wrote: > I have no first-hand experience with this, but I expect that a Milter > could do the job. Milters can be written in C, Python, and other > languages. They're plugins that see the message envelope and content > as it arrives. At the end they can make some changes. First, the > Milter sees the "primary" message header that contains, Received:, > Date: From:, To:, Subject: etc., as well as Content-type: > Multipart/Alternative Next, the Milter sees all content after the > "primary" message header as body content. It should be possible to > detect a message contains a calendar invite. Then, at the end of the > message, the Milter can replace that "Content-type: > Multipart/Alternative" header with "Content-type: multipart/mixed". > Wietse
Thank you for your input. I will look in to that. David