[Zope-CMF] Re: [dev] DateIndex and __CEILING_DATE

[Tres Seaver]

yuppie wrote:
> @ Gitte and Tres: I cc'd you because I refer to old mails of you.
> 
> 
> Hi!
> 
> 
> Today I stumbled over this mail and thread:
> <http://mail.zope.org/pipermail/zope-cmf/2003-November/019773.html>
> 
> Why is there a need to run a conversion script to replace __CEILING_DATE 
> by 'None'?
> 
> AFAICS 'None' is already stored in the content objects and all that 
> needs to be changed is this line in DefaultDublinCoreImpl.expires():
> 
>     return date is None and self.__CEILING_DATE or date
> 
> (At least basically. Full backwards compatibility would be a bit more 
> complex.)
> 
> 
> What am I missing?

Likely only the need to reindex everything;  given that one is likely 
replacing the existing 'expires' and 'effective' indexes (FieldIndex / 
DateIndex) with an 'effectiveRange' index (DateRangeIndex), this might 
not be a bad thing.

Tres.
-- 
===============================================================
Tres Seaver                                tseaver at zope.com
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