> Please resolve lang somewhere reusable rather than within meta plugin: It is certainly usable outside
> the scope of the meta plugin as well. --[[JonasSmedegaard]]
+>> I don't see any problem with having this in meta? meta is on by default, and
+>> other plugins are free to use it or even depend on it (e.g. inline does).
+>>
+>> My only comments on this patch beyond what Joey said are that the page
+>> language could usefully go into `$pagestate{$page}{meta}{lang}` for other
+>> plugins to be able to see it (is that what you meant?), and that
+>> restricting to 2 characters is too restrictive (HTML 4.01 mentions
+>> `en`, `en-US` and `i-navajo` as possible language codes).
+>> This slightly complicates parsing the locale to get the default language:
+>> it'll need `tr/_/-/` after the optional `.encoding` is removed.
+>> --[[smcv]]
+
+>>> Now that po has been merged, this patch should probably also be adapted
+>>> so that the po plugin forces the meta::lang of every page to what po
+>>> thinks it should be. --[[smcv]]
+
+>>>> Agreed, users of the po plugin would greatly benefit from it.
+>>>> Seems doable. --[[intrigeri]]
+
+>>> Perhaps [[the_special_po_pagespecs|ikiwiki/pagespec/po]] should
+>>> also work with meta-assigned languages? --[[smcv]]
+
+>>>> Yes. But then, these special pagespecs should be moved outside of
+>>>> [[plugins/po]], as they could be useful to anyone using the
+>>>> currently discussed patch even when not using the po plugin.
+>>>>
+>>>> We could add these pagespecs to the core and make them use
+>>>> a simple language-guessing system based on a new hook. Any plugin
+>>>> that implements such a hook could decide whether it should
+>>>> overrides the language guessed by another one, and optionally use
+>>>> the `first`/`last` options (e.g. the po plugin will want to be
+>>>> authoritative on the pages of type po, and will then use
+>>>> `last`). --[[intrigeri]]
+
[[!tag wishlist patch plugins/meta translation]]