From 965f66d87a03792c13fd0fd6e4e38c9458753748 Mon Sep 17 00:00:00 2001
From: Simon McVittie <smcv@debian.org>
Date: Fri, 6 May 2016 07:32:17 +0100
Subject: [PATCH] img: make img_allowed_formats case-insensitive

---
 IkiWiki/Plugin/img.pm | 2 +-
 t/img.t               | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/IkiWiki/Plugin/img.pm b/IkiWiki/Plugin/img.pm
index 494fe2335..c3dc41474 100644
--- a/IkiWiki/Plugin/img.pm
+++ b/IkiWiki/Plugin/img.pm
@@ -39,7 +39,7 @@ sub allowed {
 	$allowed = ['jpeg', 'png', 'gif', 'svg'] unless defined $allowed && @$allowed;
 
 	foreach my $a (@$allowed) {
-		return 1 if $a eq $format || $a eq 'everything';
+		return 1 if lc($a) eq $format || lc($a) eq 'everything';
 	}
 
 	return 0;
diff --git a/t/img.t b/t/img.t
index 401858a13..537a23d1c 100755
--- a/t/img.t
+++ b/t/img.t
@@ -97,7 +97,7 @@ EOF
 );
 ok(utime(333333333, 333333333, "t/tmp/in/imgconversions.mdwn"));
 
-ok(! system(@command, '--set-yaml', 'img_allowed_formats=[jpeg, png, svg, pdf]'));
+ok(! system(@command, '--set-yaml', 'img_allowed_formats=[JPEG, PNG, svg, pdf]'));
 
 sub size($) {
 	my $filename = shift;
-- 
2.39.2