[Zope3-dev] Re: Dependency cleanup: zope.traversing

[Tres Seaver]

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Stephan Richter wrote:
> On Wednesday 15 August 2007 08:01, Christian Theune wrote:
>> zope.traversing has a dependency to zope.app.applicationcontroller. This
>> is because zope.traversing implements the "etc" namespace and has a hard
>> coded reference to "applicationcontrol" there.
>>
>> In the same place it also looks up site managers  (in a hard coded way).
>>
>> As a strategy to remove this dependency we should move the etc namespace
>> to some other place in zope.app. I did not find reasonable candidates to
>> move this two. Bad candidates are zope.app.publisher or
>> zope.app.publication, zope.app.applicationcontrol. A new package could
>> be created for the etc namespace too, but I'd like to avoid that.
> 
> I think that zope.app.component would be a good candidate, because "etc" is 
> pretty much about accessing the local site. I know it was originally designed 
> for allowing many different non-content things to be plugged in, but this has 
> not materialized.
> 
> An alternative would be to get rid of ++etc++ and implement ++site++ and 
> ++control++. Now that I think about it, I actually favor this. ;-)

Or change zope.traversing such that it looks up namespace-based stuff
via a named utility / adapter;  then packages which supply a namespace
are not dependencies at all.


Tres.
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Tres Seaver          +1 540-429-0999          tseaver at palladion.com
Palladion Software   "Excellence by Design"    http://palladion.com
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