[Zope] acquisition failure puuzzle or maybe something else

[Jonathan]

----- Original Message ----- 
From: "Dennis Allison" <allison at shasta.stanford.edu>
To: <zope at zope.org>
Sent: Friday, July 27, 2007 1:18 PM
Subject: [Zope] acquisition failure puuzzle or maybe something else
>
> I have a dtml method is a folder C and a folder setup
>
> /
>  A
>  B
>  C
>  scripts
>
>
> In the dtml method, there is a call to a script passing in a composed
> string made up of variables passed in through request inside of a
> dtml-let,
>
> <dtml-let  someval="scripts.cleanfilename(cgivar1+'_'+cgivar2)"
>        >
>             --- methods that use someval ---
>        </dtml-let>
>
> a pattern we have used in many places without a problem.
>
> In this particular case, Zope throws an error
>     File "<string>", line 1, in <expression>
>   AttributeError: cleanfilename
>
> The failing line is (literally)
>
>  <dtml-let sname="scripts.cleanfilename(user_lastname+'_'+user_firstname)"

What are the values of cgivar1 and cgivar2 when the error is thrown? (ie. 
does the cgivar1+'_'+cgivar2 code evaluate to an illegal string - possible 
if someone enters a name with a character that will kill your code, such as 
o'neil)


Jonathan