fix preview of shortcuts

Move shortcut processing back to checkconfig, and avoid it failing if the
srcdir is not defined.

IkiWiki/Plugin/shortcut.pm

@@ -7,7 +7,7 @@ use IkiWiki 2.00;
 
 sub import { #{{{
 	hook(type => "getsetup", id => "shortcut", call => \&getsetup);
-	hook(type => "refresh", id => "shortcut", call => \&refresh);
+	hook(type => "checkconfig", id => "shortcut", call => \&checkconfig);
 	hook(type => "preprocess", id => "shortcut", call => \&preprocess_shortcut);
 } #}}}
 
@@ -19,14 +19,16 @@ sub getsetup () { #{{{
 		},
 } #}}}
 
-sub refresh () { #{{{
-	# Preprocess the shortcuts page to get all the available shortcuts
-	# defined before other pages are rendered.
-	my $srcfile=srcfile("shortcuts.mdwn", 1);
-	if (! defined $srcfile) {
-		error(gettext("shortcut plugin will not work without a shortcuts.mdwn"));
+sub checkconfig () { #{{{
+	if (defined $config{srcdir}) {
+		# Preprocess the shortcuts page to get all the available shortcuts
+		# defined before other pages are rendered.
+		my $srcfile=srcfile("shortcuts.mdwn", 1);
+		if (! defined $srcfile) {
+			error(gettext("shortcut plugin will not work without a shortcuts.mdwn"));
+		}
+		IkiWiki::preprocess("shortcuts", "shortcuts", readfile($srcfile));
 	}
-	IkiWiki::preprocess("shortcuts", "shortcuts", readfile($srcfile));
 } # }}}
 
 sub preprocess_shortcut (@) { #{{{

debian/changelog

@@ -36,6 +36,7 @@ ikiwiki (2.68) UNRELEASED; urgency=low
   * Add support for checking pushes from untrusted git committers. This can be
     used to set up anonymous git pushes, and other similar things.
   * git: Allow [[sha1_commit]] to be used in the diffurl, to support cgit.
+  * shortcut: Fix display of shortcuts while previewing.
 
  -- Joey Hess <joeyh@debian.org>  Fri, 17 Oct 2008 20:11:02 -0400
 

doc/bugs/cannot_preview_shortcuts.mdwn

@@ -1,2 +1,4 @@
 Shortcuts such as \[[!google foo]] do not work when previewing pages.
 --[[JasonBlevins]]
+
+> Broken during the setup dumping changes, now fixed. --[[Joey]] [[done]]