[z3-five] five:localsite zcml conflicts w/ Five 1.4

Philipp von Weitershausen philipp at weitershausen.de
Wed Nov 29 10:21:00 CET 2006


Rob Miller wrote:
> Rocky Burt wrote:
>> On Mon, 2006-27-11 at 21:35 -0800, Rob Miller wrote:
>>> i'm using the Five 1.4 branch w/ Zope 2.9 branch, and am having problems b/c 
>>> multiple products want the same classes to be declared as possible local 
>>> sites.  using the <five:localsite> tag in multiple places for the same class 
>>> will cause a ZCML conflict error.  even using overrides.zcml just buys you one 
>>> more location you can declare it.
>>>
>>> is there a safe way to do this with ZCML?  the only way i can think of to work 
>>> around this for now is to put some code in my package initialization routine 
>>> that will inspect the classes and then call zcml.load_string with the 
>>> five:localsite tag if necessary.  is there no better way?
>> This sounds like a bug to me.  five:localsite should react like
>> five:traverseable, that is it shouldn't have any discriminator and if
>> you try running it more than once on the same class, the additional
>> calls should simply have no effect.
> 
> okay, considering it to be a bug, i've committed a fix on the 1.4 branch (r71325).

Thanks.

>> Of course with Zope 2.10 I believe we won't have this problem since all
>> ObjectManager's are IPossibleSite's to begin with.
> 
> does that mean i don't need to fix it in 1.5?

No, please do fix it there. Five.site exists in 1.5 and the trunk. Hence 
both branches need to be updated as well.

> also, my products require 1.4, but should i backport this to 1.3?

Yes please.


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