[ic] ITL functions
mike at perusion.com
Thu Sep 15 21:20:33 EDT 2005
Quoting Brian J. Miller (brian at endpoint.com):
> jeff at hisgirlfridays.com wrote:
> > Hello,
> > I am just finishing up an experimental project of sorts. To complete
> > my latest IC project, I determined that I was not going to use any
> > of Foundation, and furthermore, I was going to use ITL as much as
> > possible.
> > As the project comes to a close, I'd say it worked damn well, with
> > the exception of one thing. I don't know how to do a function that
> > contains ITL. For example, I found that I cut-and-pasted large
> > blocks of ITL in numerous places. Now I should refactor those blocks
> > into function calls, but usertags consist of perl, not ITL. I might
> > be able to make a generic usertag wrapper that called functions via
> > include or some other kludgy mechanism, but before I go off on a
> > ridiculous tangent I was curious as to how some of the experts here
> > might address this.
> Not sure I constitute an expert on such things yet, but if you are
> looking for a way to create reusable chunks of ITL I suspect the
> "include" tag is the ticket (or at least one of them).
> It is very similar to a standard server side include, only it
> interpolates for ITL as well. Technically it isn't like a function
> where you could pass arguments, and receive a return value, but not sure
> the ITL you are copying and pasting would need to do that anyways.
> Everything that is normally available to the ITL is still available.
Exactly so. There are no ITL functions written in ITL -- they must
be written in Perl.
That being said, a UserTag is an ITL function which includes the
ability to define your own parameters.
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