[Zope-CMF] Five's local sitemanager, CMF, etc
optilude at gmx.net
Mon Feb 26 11:03:13 EST 2007
Philipp von Weitershausen wrote:
> Rocky wrote:
>> On Feb 23, 3:50 pm, Martin Aspeli <optil... at gmx.net> wrote:
>>> yuppie wrote:
>>>> Maybe I'm missing something. But wasn't a major goal of
>>>> five.localsitemanager to return acquisition wrapped tools?
>>> That was my understanding, too. I thought this would just mean
>>> aq_base'ing the utility and aq-wrapping it back into the context (the
>>> portal root). Without this, we start requiring users of the interface to
>>> know when aq wrapping is needed and do it explicitly with __of__() which
>>> I think we agreed was unacceptably detailed and ugly. :)
>> Alright, I've gone ahead and put code in place for this (albeit a bit
>> naively) with r72810. The next question is whether we should be doing
>> the same with adapters and subscribers as well (even though this
>> doesn't affect the whole tools-getting-acquired-properly issue).
> One more thing: This acquisition wrapping should clearly be marked (with
> comments) as something that's done to for BBB because some tools happen
> to want acquisition. I think in the future, it should be discouraged to
> expect acquisition in CMF tools.
> To get to the portal root / CMF site, I suggest a pattern that is
> sometimes used in Zope3: We register the CMF site object as a utility
> providing ICMFSite (or whatever). Then whichever code that's executed
> below the portal (and that includes CMF tools) can do
> getUtility(ICMFSite) to get to the site.
+1 - in fact, we already have Products.CMFCore.interfaces.ISiteRoot. I use
it all the time. :)
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