Re: [Gnu-arch-users] Namespace

[Jan Hudec]

On Wed, Mar 24, 2004 at 09:40:27 +0100, Jean Helou wrote:
> Jan Hudec wrote:
> 
> >On Tue, Mar 23, 2004 at 21:37:26 +0100, Jean Helou wrote:
> > 
> >
> >>Nonetheless you can't both require an email address in the
> >>archive name and not support all valid email addresses.
> >>   
> >>
> >
> >That's precisely what arch does anyway. Require valid E-mail address,
> >but not support all valid ones. (Related is Bug72)
> >
> >This is a list of characters, that are allowed in "dot-atom" production,
> >as defined in RFC2822 (mail format): alphanumerics and
> >! # $ % & ' * + - / = ? ^ _ ` { | } ~ and of course .
> >
> >And that's only dot-atom. Local part of email address might be a quoted
> >string!
> >
> >RFC2821 (smtp) contains the same definition and only think it seems to
> >say is, that the recieving host is the only to assign any semantics --
> >thus sufficiently perverted host might actualy use the weird characters
> >above.
> >
> >-------------------------------------------------------------------------------
> >                                              Jan 'Bulb' Hudec 
> >                                              <address@hidden>
> > 
> >
> Humm, I admit I hadn't actually checked the RFC for email address validity.
> Maybe not supporting all valid email addresses is okay, however '_' is 
> in wide use just as '-' and '.' the others I have mostly seen in 
> spammers addresses :)

Sure.

> On the other hand if we want to be compliant we could use the pika 
> escaping mecanism for archive names (or at least for the email address part)
> 
> I have no idea how to use pika escaping but If others think it's worth 
> it I will try to see if i can grok it :)

We don't really need to support the quoted notation (such address is so
impractical, that I really believe noone uses that) and the other
characters mentioned above don't need to be quoted. The only problem is,
that eg. = will not remain free for metadata.

-------------------------------------------------------------------------------
                                                 Jan 'Bulb' Hudec 
<address@hidden>

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