nitiwiki: add root_href if the wiki need it

[nit.git] / contrib / nitiwiki / src / wiki_links.nit

diff --git a/contrib/nitiwiki/src/wiki_links.nit b/contrib/nitiwiki/src/wiki_links.nit
index 89cc55a..c1785b2 100644 (file)
--- a/contrib/nitiwiki/src/wiki_links.nit
+++ b/contrib/nitiwiki/src/wiki_links.nit
@@ -103,6 +103,14 @@ redef class WikiEntry
        # Relative path to the directory `self` from the target root_url
        fun dir_href: String do return href.dirname
 
+       # Relative path to the root url from `self`
+       fun root_href: String do
+               var root_dir = dir_href.relpath("")
+               # Avoid issues if used as a macro just followed by a `/` (as with url prefix)
+               if root_dir == "" then root_dir = "."
+               return root_dir
+       end
+
        # A relative `href` to `self` from the page `context`.
        #
        # Should be used to navigate between documents.