Well, we are going for XHTML compliance with Tapestry, so the
characters need to be escaped.  I supposed we could bypass that (we
already generate SGML style HTML rather than well formed XML, based on
the output doctype).

On Nov 13, 2007 8:21 AM, Chris Lewis <[EMAIL PROTECTED]> wrote:
> I've investigated this issue and realized that the problem isn't
> receiving the unfiltered character, but writing it to the client. Here's
> the situation: my component receives a string parameter that is simply
> passed to a javascript object. This parameter is a css selector rule as
> supported by the prototype library:
>
> http://www.prototypejs.org/api/element/getelementsbyselector
> http://www.prototypejs.org/api/utility/dollar-dollar
>
> The javascript object uses this rule to locate the set of elements upon
> which it should operate, allowing greater control of how a user
> structures their template markup. So in my case I want to select all of
> the immediate child divs, I can use the rule '> div'. The problem is
> that when the final markup sent to the browser, this string is filtered
> as '&gt;' - this breaks my rule. After some digging and *some real time
> discussion with other developers (fanf) in the IRC channel (#tapestry
> irc.freenode.net)*, I realized the problem is a bit deep.
>
> To add my scripts my component employs the PageRenderSupport
> environmental. Longer explanation made short, this ends up in my script
> code (added by addScript()) being added to the document using
> Element#text. This method does the filtering, and there's nothing I can
> do about it.
>
> The only option I think I have is to contribute by own implementation of
> PageRenderSupport. However since I can't just extend
> PageRenderSupportImpl and delegate to it (its an internal service), this
> seems to leave me stranded with the task of reimplementing it from scratch.
>
> Obviously I don't want to do that, so I'm asking for some input from
> those with a deeper knowledge. How can this be done better? Does it
> makes sense to use Element#text instead of Element#raw in
> DocumentHeadBuilderImpl#updateDocument, since where writing script code
> and not markup?
>
> sincerely,
> chris
>
>
> Chris Lewis wrote:
> > My component takes a parameter with a default binding prefix of
> > 'literal'. This parameter needs to be able to receive strings with
> > characters like '>', but apparently the literal prefix causes them to
> > be converted to entities. How can I pass unfiltered characters to my
> > component as a parameter?
> >
> > Thanks,
> > Chris
> >
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> >
>
>



-- 
Howard M. Lewis Ship
Partner and Senior Architect at Feature50

Creator Apache Tapestry and Apache HiveMind

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