Re: [courier-users] Re: "Mailing Lists"

[Reikan - S. F. <si...@re...>]

	Well, Im really new in this IMAP world, so, Im looking for directions 
to take the proper decision.
	Can't courier be "patched" to change it?

Johnny Lam wrote:
> Reikan - Sidney Ferreira wrote:
> 
>>     Hi! Im working last days looking for info about how IMAP works.
>>     Unfortunelly Im still with good questions about using it cause of
>> mailing lists. Based in what someone told me, IMAP would allow me to
>> "create a public folder, where each person would access the same
>> messages but would know wich one they already readed" instead of "send 1
>> copy of each message to each person".
> 
> 
> You are talking about per-user "seen" flags on messages in an IMAP folder.
> 
> I don't think you can do this with Courier-IMAP, only because the 
> underlying mail store is based on Maildirs.  For Maildirs, each message 
> is stored in a separate file and the message's state flags are encoded 
> in the message filename.  For a shared folder (or at least with C 
> Courier's virtual shared folders), I believe that means that all readers 
> of the shared folder will share the same "seen" state flags.  If I'm 
> wrong on this point, I'm sure someone will correct me.
> 
> I know that Cyrus IMAP can support per-user "seen" flags because it 
> stores the message state in a separate file from the message itself, and 
> you can choose per-user or shared message state when setting ACLs on a 
> folder.  I've used Cyrus IMAP in this way before in a previous mail 
> setup; however, I switched away to Courier-IMAP due to my experiences 
> with maintaining both systems.  I know that experiences vary, but I find 
> it much, much less hassle to maintain a Courier-IMAP server.
> 
>     Cheers,
> 
>     -- Johnny Lam <jl...@pk...>
> 
> 
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