Re: [sieve] I-D Action: draft-ietf-sieve-imap-sieve-08.txt

[Aaron Stone <[e-mail]>]

On Thu, Sep 13, 2012 at 12:05 PM, Barry Leiba <[e-mail]> wrote:
> Oy.
> These comments are VERY late, and the document has already gone
> through IESG approval.  I'll look at them and see what I think we can
> address now.
>
> I also have a question for the working group:
> In his IESG evaluation review, Robert Sparks has this comment:
>
> << The environment names live in a global space - other extensions might want to
> put a cause into the environment. Would it be worth the pain to scope the name
> _this_ extension is adding to this extension ("imapcause" or something like
> that)? >>
>
> I think that's a reasonable change, and will change "cause" to
> "imapcause", unless there's objection from the WG (and one or two
> "That sounds fine." comments would be good).

I don't think we're going to impact any existing implementations with
this change, so it sounds fine to me.

> On Tue, Sep 11, 2012 at 4:51 AM, Stephan Bosch <[e-mail]> wrote:
>> There is no changelog in the document, so I wondered what changed
>
> That's why &deity made diffs.  When you go to the tools page:
>    http://tools.ietf.org/html/draft-ietf-sieve-imap-sieve
> ...you can click on "Diff1" if you like strike-out diffs or "Diff2" if
> you like side-by-side diffs.  Tools are your friends.
>
>> #1) The final paragraph of Section 2.1 lists a few IMAP and Sieve
>> capabilities for which support is required: IMAP "METADATA" and Sieve
>> "environment". I would expect this Section to list all such dependencies,
>> but apparently it does not. Section 3.8 adds the Sieve imap4flags extension
>> as a requirement. Yet, section 4.5 suggests that it is optional again. So
>> what is it?
>
> We made imap4flags required at a fairly late date, and I didn't get
> everything changed consistently.  I've fixed that for -09; thanks.
>
>> #2) Section 2.2.2 suggests that there is a MULTIAPPEND command for IMAP.
>> There is no such thing: it is an IMAP capability that extends APPEND to
>> accept multiple messages at once. I would merge this with the previous
>> section:
>
> I have added this second paragraph to 2.2.1, eliminated 2.2.2, and
> eliminated the other references to a MULTIAPPEND command:
>
>     If the IMAP server also supports the IMAP MultiAppend extension
>     <xref target="RFC3502"/>, the APPEND command can create more
>     than one message at a time.
>     In that case, each message creation is considered a separate
>     event, and any applicable Sieve script is called once for each
>     message.
>
>> I also gave the issue of useless script triggers, i.e. events that are never
>> of interest for the script involved, some more thought. For example, I would
>> hate to have my Sieve script executed for each message that I read (added
>> \Seen flag) while it doesn't do anything useful with that event. Wouldn't it
>> be useful to have a `/shared/imapsieve/cause' Metadata item that indicates
>> which causes (the items from Section 7.3.1 in a space-separated list) should
>> trigger the Sieve script? More detailed control could be used to select
>> specific flags that are relevant (e.g. in a '/share/imapsieve/changedflags'
>> Metatada item).
>
> It might, and we considered this, but rejected the complexity.  I
> don't think this is the time to reconsider it.
>
> Barry
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