- $content = explode('Content-Transfer-Encoding: quoted-printable', $content);
- $content = strip_tags($content[1], '<img><p><br><i><b><u><em><strong><strike><font><span><div>');
+ // match case-insensitive content-transfer-encoding
+ if ( preg_match( '/Content-Transfer-Encoding: quoted-printable/i', $content, $delim) ) {
+ $content = explode($delim[0], $content);
+ $content = $content[1];
+ }
+ $content = strip_tags($content, '<img><p><br><i><b><u><em><strong><strike><font><span><div>');