[web-devel] Happstack internationalization and localization

[Michael Snoyman]

On Sat, Dec 10, 2011 at 8:31 PM, Jeremy Shaw <jeremy at n-heptane.com> wrote:
> On Sat, Dec 10, 2011 at 4:18 AM, Greg Weber <greg at gregweber.info> wrote:
>
>> Yesod guesses the user's locale from the request headers and allows it to be
>> overridden - this could easily be ported to Happstack.
>
> Right. That sounds useful and easy to do.
>
>> Yesod also directly
>> supports putting i18n into Hamlet templates, which I think can also be done
>> in Happstack. Yesod also provides a translator friendly veneer over Haskell
>> data types- I think this could also be ported to different settings like
>> Happstack.
>
> We already have Hamlet support in Happstack. But, it seems like that
> is not enough? We also need some stuff that is in Yesod.Message, etc?
>
> In my ignorance, it seems like there are three pieces:
>
>  1. a little bit of framework/application specific code that
> detects/sets the language to use
>
>  2. a bunch of framework independent code that deals with mapping
> data-types to translated strings
>
>  3. some glue code that makes it easy to use #2 with a particular
> templating library
>
> But, right now it seems that #2 is wrapped up in the yesod hierarchy
> even though it would be useful for any Haskell program that wants
> i18n? Or am I missing something?

Looks like you hit everything. You're correct, (2) is currently
included in the yesod-core package, but could easily be moved out to a
common, shared package. Any ideas on package/module name?

Michael