- if(! $blocked) {
- $keywords = ((x($a->profile,'pub_keywords')) ? $a->profile['pub_keywords'] : '');
- $keywords = str_replace(array(',',' ',',,'),array(' ',',',','),$keywords);
- if(strlen($keywords))
- $a->page['htmlhead'] .= '<meta name="keywords" content="' . $keywords . '" />' . "\r\n" ;
+ if (!$blocked) {
+ $keywords = defaults($a->profile, 'pub_keywords', '');
+ $keywords = str_replace([',',' ',',,'], [' ',',',','], $keywords);
+ if (strlen($keywords)) {
+ $a->page['htmlhead'] .= '<meta name="keywords" content="' . $keywords . '" />' . "\r\n";
+ }