shortcut: Support Wikipedia's form of url-encoding for unicode characters

I think it's the wrong encoding, seems like mojibake to me, but it works
now. Closes: #661198
(cherry picked from commit 78737cbfbf91c7b31ed5d216a23de8d360a76392)

Conflicts:
	shortcuts.mdwn

1 files changed, 5 insertions, 3 deletions

diff --git a/shortcuts.mdwn b/shortcuts.mdwn
index b8e157d0..cf7ebc17 100644
--- a/shortcuts.mdwn
+++ b/shortcuts.mdwn
@@ -15,7 +15,7 @@ This page controls what shortcut links the wiki supports.
 * [[!shortcut name=archive url="http://web.archive.org/*/%S"]]
 * [[!shortcut name=gmap url="https://maps.google.com/maps?q=%s"]]
 * [[!shortcut name=gmsg url="https://groups.google.com/groups?selm=%s"]]
-* [[!shortcut name=wikipedia url="https://en.wikipedia.org/wiki/%S"]]
+* [[!shortcut name=wikipedia url="https://en.wikipedia.org/wiki/%W"]]
 * [[!shortcut name=wikitravel url="https://wikitravel.org/en/%s"]]
 * [[!shortcut name=wiktionary url="https://en.wiktionary.org/wiki/%s"]]
 * [[!shortcut name=debbug url="http://bugs.debian.org/%S" desc="Debian bug #%s"]]
@@ -69,8 +69,10 @@ This page controls what shortcut links the wiki supports.
 To add a new shortcut, use the `shortcut`
 [[ikiwiki/directive]]. In the url, "%s" is replaced with the
 text passed to the named shortcut, after [[!wikipedia url_encoding]]
-it, and '%S' is replaced with the raw, non-encoded text. The optional
-`desc` parameter controls the description of the link.
+it, and '%S' is replaced with the raw, non-encoded text. 
+Additionally, `%W` is replaced with the text encoded just right for
+Wikipedia. The optional `desc` parameter controls the description of
+the link.
 
 Remember that the `name` you give the shortcut will become a new
 [[ikiwiki/directive]].  Avoid using a `name` that conflicts