Suppress undefined index nickname notice in Model\Profile::sidebar

diff --git a/src/Model/Profile.php b/src/Model/Profile.php
index 765fed7..4bb8868 100644 (file)
--- a/src/Model/Profile.php
+++ b/src/Model/Profile.php
@@ -369,7 +369,9 @@ class Profile
 
                if (!$local_user_is_self && $show_connect) {
                        if (!$visitor_is_authenticated) {
-                               $follow_link = 'dfrn_request/' . $profile['nickname'];
+                               if (!empty($profile['nickname'])) {
+                                       $follow_link = 'dfrn_request/' . $profile['nickname'];
+                               }
                        } elseif ($profile_is_native) {
                                if ($visitor_is_following) {
                                        $unfollow_link = $visitor_base_path . '/unfollow?url=' . urlencode($profile_url);