[Zope-dev] Re: Post-authentication hook

[robert]

Please do,
I need it for some some extra authentication against a mysql db.
Robert

Am Dienstag, 10. Juni 2003 20:41 schrieb Evan Simpson:
> Dieter Maurer wrote:
> > We had discussed the post-authentication hook in connection
> > with role based skin selection but we never had it implemented.
>
> I have, and it even fits here in the margin.  Shall I pop it into the
> Collector?
>
> 242a243
>
>  >         self._post_traverse =3D post_traverse =3D []
>
> 363a365
>
>  >         del self._post_traverse
>
> 434a437,439
>
>  >         if post_traverse:
>  >             exec_callables(post_traverse)
>
> 444a450,453
>
>  >     def post_traverse(self, f, args):
>  >         """Set a callable object and argument tuple
>  >            to be combined if traversal succeeds"""
>  >         self._post_traverse.append((f, tuple(args)))
>
> 445a455,470
>
>  > def exec_callables(callables):
>  >     for (f, args) in callables:
>  >         try:
>  >             f(*args)
>  >         except (ArithmeticError, AttributeError, FloatingPointError,
>  >                 IOError, ImportError, IndexError, KeyError,
>  >                 OSError, OverflowError, TypeError, ValueError,
>  >                 ZeroDivisionError):
>  >             # Only catch exceptions likely to be logic errors.
>  >             # We shouldn't catch Redirects, Unauthorizeds, etc. since
>  >             # the programmer may want to raise them deliberately.
>  >             from zLOG import LOG, ERROR
>  >             import sys
>  >             LOG('PostTraverse', ERROR,
>  >                 'Error while invoking hook: "%s"' % `f`,
>  >                 error=3Dsys.exc_info())
>
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=2D-=20
mit freundlichen Gr=FCssen

Robert Rottermann
www.redCOR.ch