https://orgmode.org/manual/Adding-hyperlink-types.html#Adding-hyperlink-types

Adding a custom hyperlink type (or overriding the existing one for mail messages) seems like your best bet.

Jack

> On Mar 2, 2018, at 07:16, Gregor Zattler <telegraph@gmx.net> wrote:
> 
> Hi org-mode developers,
> 
> it would be nice if there was a facility to wash (= shorten) org
> link descriptions.  From the users perspective this could be a
> list of regular expressions with corresponding short forms.
> 
> Use case:
> 
> I want to automatically shorten org link descriptions,
> especially if linking to emails.  Some of this emails are from a
> request tracker and have extraordinary long From: and Subject:
> suffixes which add up to 49 characters in the link description.
> I would like to radically shorten this boilerplate.
> 
> Even with "normal" To: and Subject:, the default formatting of
> such links prefixes the correspondents name with "from " or "to ".
> While it's fine with me to distinguish emails from me from
> emails to emails to me, I would not need the "from ").
> 
> 
> Ciao; Gregor
> -- 
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>