[google-appengine] Re: App Engine App Engine outputting INVALID xHTML code - according to validator.w3.org - URL which contains an ampersand

[Rodrigo Moraes]

On Thu, Nov 13, 2008 at 1:16 PM, HG wrote:
> Errors relate to:
> - Common error occurs when including a URL which contains an ampersand
> ("&"):
>
> - This is invalid!  <a href="foo.cgi?
> chapter=1&section=2&copy=3&lang=en">...</a>
>  This example generates an error for "unknown entity section" because
> the "&" is assumed to begin an entity reference.

I think django template is automatically escaping the url (feature,
not bug, since most variables need escaping). To avoid this, mark the
url as "safe". In the Hello World example:

    <a href="{{ url|safe }}">{{ url_linktext }}</a>

-- rodrigo

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