[Twisted-web] fix nevow exception in args parsing

[Matt Goodall]

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Andrea Arcangeli wrote:
> I noticed an exception in nevow, for example with divmod.com/?=x=x=x.
> 
> This is the fix, please apply this (or an equivalent one) to SVN:
> 
> Index: Nevow/nevow/url.py
> ===================================================================
> --- Nevow/nevow/url.py	(revision 1748)
> +++ Nevow/nevow/url.py	(working copy)
> @@ -21,7 +21,7 @@
>  def _uqf(query):
>      for x in query.split('&'):
>          if '=' in x:
> -            yield tuple( [urllib.unquote_plus(s) for s in x.split('=')] )
> +            yield tuple( [urllib.unquote_plus(s) for s in x.split('=')[:2]] )
>          elif x:
>              yield (urllib.unquote_plus(x), None)
>  unquerify = lambda query: list(_uqf(query))

I don't think that's correct - it throws away information. A better
solution is probably:

    yield tuple( [urllib.unquote_plus(s) for s in x.split('=', 1)] )

Do you agree? If so, I'll apply this fix later.

- - Matt

- --
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