This plugin deals with subtags (e.g.
mathematics/calculus). Whenever a page is tagged, it is automatically tagged with its subtags as well: the following directives are equivalent:
[[!tag mathematics/calculus]] [[!tag mathematics mathematics/calculus]]
taglink directive is changed as well: instead of displaying the leaf of the tag, the full path (up to
tagbase configuration option) is displayed, each bit linking to its corresponding page. For instance, directive
[[!taglink mathematics/calculus]] creates a link similar to
Code and documentation can be found here : https://atelier.gresille.org/projects/gresille-ikiwiki/wiki/Parenttag.