img: make img_allowed_formats case-insensitive

[git.ikiwiki.info.git] / IkiWiki / Plugin / img.pm

diff --git a/IkiWiki/Plugin/img.pm b/IkiWiki/Plugin/img.pm
index 494fe2335fc6de1d3723c97efc2d73ecc17b0a20..c3dc41474fed70094ba2837259b83fe76413b8a2 100644 (file)
--- 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;