Remider: BIDI inter-label tests in -02
JFC Morfin
jefsey at jefsey.com
Tue Sep 9 03:39:56 CEST 2008
Erik, Andrew,
I am not sure everyone is with you. At this stage and time in the
night I am not anymore. Would it not help everyone is using ppt
slides (so everything is clearly displayed) to give a clear example,
step by step, analysing where the problem occurs, how would work the
over-rides ?
jfc
At 02:57 09/09/2008, Erik van der Poel wrote:
>Well, I believe we're stuck between a rock and a hard place. On one
>side, we have DNAME, which, if used carelessly, can result in FQDNs
>that are displayed ambiguously by the Unicode bidi algorithm. On the
>other side, we have RTL characters that we would like to use in domain
>names, in such a way that their display is unambiguous even in running
>text. It's pretty clear that we cannot stop people from using DNAMEs.
>But it's also quite clear that we must allow RTL characters in domain
>names if we're going to allow other non-ASCII characters too. Finally,
>it's clear that bidi strings are most often displayed using the
>Unicode bidi algorithm.
>
>We cannot change that algorithm, but we might be able to work around
>it using bidi overrides (LRO and RLO), which get rid of the ambiguity.
>I don't know whether the WG members like that idea though. We might
>want to list the pros and cons of such a proposal.
>
>Erik
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