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php-developer-list | 2001041

Re: [PHP-DEV] PHP 4.0.5 Release & Midgard Problems From: Andrei Zmievski (andrei <email protected>)
Date: 04/02/01

Alex,

It's a lost cause. I went through this whole thing over a year ago and
I've still got burn marks to show for it.

On Sun, 01 Apr 2001, Alexander Bokovoy wrote:
> Not so simple because XSLT is far than complex for lot of applications and
> especially when you are trying to provide content edit capabilities for
> non-techies. This is huge nische.
>
> It most effective at ZendEngine level but actually task is two-tiered. Let me describe:
> 1. Templating require additional syntax which is better handled by ZendEngine
> 2. Syntax provides access to collection of template elements and manipulation
> of them. It's up to template provider to collect template elements from
> some source(s) before actual template building. This is better handled by
> extensions.
>
> This separation also allows to make complex transitions like
> 'document with template markup' -> XML-based source + XSLT -> output
> In this case second step is done by Template Provider which provides
> template elements + hooks to translate them to XML + output callbacks.
> Zend Engine dispatches these calls via easy user-oriented syntax.
>
> For example, in Midgard we have two kinds of template calls:
> <[template element]> -- just insert content of template element here and evaluate it as PHP code.
> It looks like hidden functional call to include() but the difference
> is that 'template element' actually can come from completely
> different place than file system (in Midgard it comes from Database
> or FileTemplates).
> &(variable:formatter); -- pass $variable throught existing formatter and insert
> output into output stream. Different formatters allow
> to convert plain text to HTML with different levels of
> formatting, execute PHP code, execute user-defined formatter
> against $variable. Variable could be any PHP structure
> (scalar, object, array, etc)
>
> These are very simple constucts, but they are greatly reduce build-up for non-technical
> interfaces.

-Andrei
* "UNIX, isn't that some archaic form of DOS?" - our job applicant * 

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