Brion Vibber wrote: > As many folks have noted, our current templating system works ok for > simple things, but doesn't scale well -- even moderately complex > conditionals or text-munging will quickly turn your template source into > what appears to be line noise. > > And we all thought Perl was bad! ;) > > There's been talk of Lua as an embedded templating language for a while, > and there's even an extension implementation. > > One advantage of Lua over other languages is that its implementation is > optimized for use as an embedded language, and it looks kind of pretty. > > An _inherent_ disadvantage is that it's a fairly rarely-used language, > so still requires special learning on potential template programmers' part. > > An _implementation_ disadvantage is that it currently is dependent on an > external Lua binary installation -- something that probably won't be > present on third-party installs, meaning Lua templates couldn't be > easily copied to non-Wikimedia wikis. > > > There are perhaps three primary alternative contenders that don't > involve making up our own scripting language (something I'd dearly like > to avoid): > > * PHP > > Advantage: Lots of webbish people have some experience with PHP or can > easily find references. > > Advantage: we're pretty much guaranteed to have a PHP interpreter > available. :) > > Disadvantage: PHP is difficult to lock down for secure execution. > > > * JavaScript > > Advantage: Even more folks have been exposed to JavaScript programming, > including Wikipedia power-users. > > Disadvantage: Server-side interpreter not guaranteed to be present. Like > Lua, would either restrict our portability or would require an > interpreter reimplementation. :P > > > * Python > > Advantage: A Python interpreter will be present on most web servers, > though not necessarily all. (Windows-based servers especially.) > > Wash: Python is probably better known than Lua, but not as well as PHP > or JS. > > Disadvantage: Like PHP, Python is difficult to lock down securely. > > > Any thoughts? Does anybody happen to have a PHP implementation of a Lua > or JavaScript interpreter? ;) > > -- brion > > _______________________________________________ > Wikitech-l mailing list > [email protected] > https://lists.wikimedia.org/mailman/listinfo/wikitech-l > > I'm working on rewriting abuse filter parser so it's suitable for embedding in wikitext. It's half-done and will be ready soon. --vvvv
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