If a user has no published items, do not display their K2 user page (…

…in the frontend) and redirect to the homepage of the site.

This will help fight spammers who created profiles and link to these
profiles in other sites or forums.

components/com_k2/views/itemlist/view.html.php

@@ -391,6 +391,11 @@ function display($tpl = null)
 			$items = $model->getData($ordering);
 		}
 
+		// If a user has no published items, do not display their K2 user page (in the frontend) and redirect to the homepage of the site.
+		if(count($items) == 0) {
+			$mainframe->redirect(JUri::root());
+		}
+
 		// Pagination
 		jimport('joomla.html.pagination');
 		$total = count($items) ? $model->getTotal() : 0;