[Zope] generating an acquisition wrapper from generated code

[Bernd Dorn]

davelists2 at peoplemerge.com wrote:
> Hi all,
> 
> ====Aclass.py====
> class Aclass(ZSI.TCcompound.Struct):
>    def __init__:
>      self._attr = "Attribute"
>    def getAttr():
>      return self.attr
> 
> ====myTool.py====
> from Aclass import Aclass
> from Globals import InitializeClass
> from OFS.SimpleItem import SimpleItem
> from AccessControl import ClassSecurityInfo
> from Products.CMFCore.utils import getToolByName, UniqueObject
> from Products.CMFCore import CMFCorePermissions
> 
> class myTool(SimpleTool,UniqueObject):
>   meta_type="myTool"
>   id="myTool"
>   def getAclass(self):
>     inter = [base.Aclass(),]
>     return inter
> 
> Now I want to myTool.getAclass().getAttr()
> What's by importing myTool from unrestricted python, there's no problem.
> 
> When I access the tool from a (restricted) script or ZPT, it gives me:
>    Insufficient Privileges
>    or
>    AccessControl.unauthorized.Unauthorized: You are not allowed to access 'getAttr' in this context.
> 
> I gather (thanks kosh at freenode#zope) that I need to wrap the objects in inter in an acquisition wrapper. But I can't inherit from SimpleItem as well as ZSI.TCcompound.Struct:
> 
> File "/usr/lib/python2.3/site-packages/ZSI/TCcompound.py", line 65, in __init__
>     raise TypeError('pyclass must be None or a class, not <extension class ExtensionClass at f6b..>
> 
> Any Suggestions?
> 
> Thanks... And sorry for my bad python.  This pseudocode should be an accurate representation of what I get from ZSI's wsdl2py from Amazon's Web Services 3.0 WSDL.  Complex stuff, so try to not suggest something that would require I change Aclass -- been down that road already.
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Aclass needs to be inherited from Acquisition.Explcitit or Implicit
and and in myTool:

def getAclass(self):
      inter = [base.Aclass().__of__(self),]
      return inter



hope this helps

maybe you need to add security declarations to your class