Re: [Feature proposal] Add :description function to org-link-parameters

[John Kitchin <jkitchin@andrew.cmu.edu>]

This sounds reasonable. I was a little confused with the mixture of
of description and desk in the code below. If you replace desk with
description everywhere in your code is that what you mean?

Ihor Radchenko <yantar92@gmail.com> writes:

> Hi,
>
> Wondering if anyone is interested in adding a new org-link property to
> customise generating the link description.
>
> For now, there is global org-link-make-description-function, which is
> shared among all the link types. If would be more convenient if the
> description function can be set independently for different link types.
>
> I propose to use :description property in org-link-parameters. A sample
> implementation working with current org version is below:
>
> #+begin_src emacs-lisp
> (defun yant/org-make-link-description-function (link desk)
>   "Return description of the link LINK according to :description link property.
> Return DESK if :desk is not set."
>   (let ((fun (org-link-get-parameter (car (split-string link ":")) :description)))
>     (if (functionp fun)
> 	(funcall fun link desk)
>       desk)))
>
> (setq org-make-link-description-function #'yant/org-make-link-description-function)
> #+end_src
>
> Example usage:
>
> #+begin_src emacs-lisp
> (defun org-id-link-desk (link desk)
>   "Description function for id: link."
>   (let ((id (cadr (split-string link ":"))))
>     (org-with-point-at (org-id-find id 'marker)
>       (s-replace "||" "/" (yant/task-fulltitle)))))
>
> (org-link-set-parameters "id"
>                          :desk #'org-id-link-desk)
> #+end_src
>
> Best,
> Ihor


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