From 84efd3e00ff91cd486c15b4291abe400e61afd7b Mon Sep 17 00:00:00 2001
From: Joey Hess <joeyh@joeyh.name>
Date: Tue, 19 May 2015 17:06:25 -0400
Subject: allow emailuser to be called when there is no %config set

ikiwiki-hosting needs to do this
---
 IkiWiki.pm | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'IkiWiki.pm')

diff --git a/IkiWiki.pm b/IkiWiki.pm
index a70773506..8244fa996 100644
--- a/IkiWiki.pm
+++ b/IkiWiki.pm
@@ -1471,7 +1471,9 @@ sub emailuser ($) {
 	if (defined $user && $user =~ m/(.+)@/) {
 		my $nick=$1;
 		# remove any characters from not allowed in wiki files
-		$nick=~s/[^$config{wiki_file_chars}]/_/g;
+		# support use w/o %config set
+		my $chars = defined $config{wiki_file_chars} ? $config{wiki_file_chars} : "-[:alnum:]+/.:_";
+		$nick=~s/[^$chars]/_/g;
 		return $nick;
 	}
 	return;
-- 
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