htmlscrubber: Do not scrub url anchors that contain colons.

IkiWiki/Plugin/htmlscrubber.pm

@@ -32,7 +32,7 @@ sub import {
 	);
 	# data is a special case. Allow a few data:image/ types,
 	# but disallow data:text/javascript and everything else.
-	$safe_url_regexp=qr/^(?:(?:$uri_schemes):|data:image\/(?:png|jpeg|gif)|[^:]+(?:$|[\/\?]))/i;
+	$safe_url_regexp=qr/^(?:(?:$uri_schemes):|data:image\/(?:png|jpeg|gif)|[^:]+(?:$|[\/\?#]))|^#/i;
 }
 
 sub getsetup () {

debian/changelog

@@ -9,6 +9,7 @@ ikiwiki (3.20100816) UNRELEASED; urgency=low
     (and MSIE 8 in compat mode). Thanks to Iain McLaren for reporting
     the bug and providing access to debug it.
   * style.css: Use relative, not absolute font sizes. Thanks, Giuseppe Bilotta.
+  * htmlscrubber: Do not scrub url anchors that contain colons.
 
  -- Joey Hess <joeyh@debian.org>  Sun, 15 Aug 2010 11:45:48 -0400
 

doc/bugs/htmlscrubber_breaks_multimarkdown_footnotes.mdwn

@@ -11,3 +11,8 @@ enabled, the links are created but their hrefs are empty (so they do not actuall
 Disabling the htmlscrubber plugin fixes this issue
 
 [[!tag multimarkdown htmlscrubber]]
+
+> href was of the form: #fnref:1 , scrubbed by overzealous protocol
+> scrubbing.
+
+[[done]] --[[Joey]]