[imp] attachment MIME types

[Jan Schneider]

Zitat von Liam Hoekenga <liamr at deathstar.org>:

> We're having an issue w/ the MIME types assigned to attachments with  
> messages composed in IMP. Several help-desks at UMICH use  
> "Footprints", and messages w/ attachments of type "message/rfc822"  
> are a special case in Footprints.  We had a user attach a text file  
> (with a .txt extension) to a message using IMP, and it was  
> identified as "message/rfc822", and the resulting entry in  
> Footprints confused the admins of that service.  I can't replicate  
> the problem.  I've tried to replicate the environment (same browser,  
> attaching a file from the same source) and every time I try, I get a  
> file of type "text/plain".
>
> Anyhoo.  What I'd like to know is how an attachment's MIME type is  
> determined when composing mail in IMP.  I think I asked a similar  
> question about a year ago (where excel files were getting identified  
> as word files despite their .xls extension) and was told that the  
> user's browser determined the MIME type of the attached file.  Is  
> that indeed the case? Liam

Yes. And if it can't, i.e. is sending the attachment with a mime type  
of application/octet-stream, then we use MIME_Magic on the server to  
determine the mime type.

Jan.

-- 
Do you need professional PHP or Horde consulting?
http://horde.org/consulting/