Re: Org-cite (oc-csl) tip: Filtering bibliography for language

[Denis Maier <maier.de@gmail.com>]

Am 19.12.2022 um 23:20 schrieb András Simonyi:
> ... I've forgotten to add that another (probably more user friendly)
> option would be to design and implement some kind of  filtering DSL.
> 
> András
> 
> On Mon, 19 Dec 2022 at 23:05, András Simonyi <andras.simonyi@gmail.com> wrote:
>>
>> Dear All,
>>
>> On Mon, 19 Dec 2022 at 15:49, Christian Moe <mail@christianmoe.com> wrote:
>>
>>> Refinements welcome. I'm especially wondering what would be an elegant
>>> way to generalize this for more languages without defining a predicate
>>> for each language (given that we cannot pass the language as an
>>> additional argument in the print_bibliography line).
>>
>> Thanks for describing this usage! As for the problem of generalizing
>> to more languages, one relatively simple solution would be to allow
>> arbitrary sexps as filters. Then one could write something like
>>
>> #+print_bibliography: :filter (lambda (item) (bibitem-has-language item "en")))
>>
>> Would this type of extension be helpful? One (not necessarily
>> important)  consequence would be that filters of this type would be
>> obviously unusable with the biblatex exporter.
>>
>> best wishes,
>> András

I'd say both options are certainly useful. A filtering DSL is surely the 
more user friendly option, but allowing lambda expressions would 
probably be quicker to implement, and it would also allow for predicates 
not anticipated by DSL designers.

Best,
Denis