' . t('Use /expression/ to provide regular expressions') . '
';
$s .= '
';
@@ -69,8 +75,15 @@ function showmore_addon_settings_post(&$a,&$b) {
function get_body_length($body) {
$string = trim($body);
+ // DomDocument doesn't like empty strings
+ if(! strlen($string)) {
+ return 0;
+ }
+
// We need to get rid of hidden tags (display: none)
- $dom = DomDocument::loadHTML($body);
+
+ // Get rid of the warning. It would be better to have some valid html as input
+ $dom = @DomDocument::loadHTML($body);
$xpath = new DOMXPath($dom);
/*