Fix warnings

diff --git a/src/Model/Contact.php b/src/Model/Contact.php
index a866df91c5903b54b734ab03b64ab1374925df76..bdddf5cfa250abdb702ab03d4fee5cbca06a747e 100644 (file)
--- a/src/Model/Contact.php
+++ b/src/Model/Contact.php
@@ -1316,7 +1316,7 @@ class Contact extends BaseObject
                        return 0;
                }
 
-               if (!$contact_id && ($data["alias"] != '') && ($data["alias"] != $url) && !$in_loop) {
+               if (!$contact_id && !empty($data['alias']) && ($data['alias'] != $url) && !$in_loop) {
                        $contact_id = self::getIdForURL($data["alias"], $uid, true, $default, true);
                }
 
@@ -1406,7 +1406,7 @@ class Contact extends BaseObject
                }
 
                $updated = ['addr' => $data['addr'],
-                       'alias' => $data['alias'],
+                       'alias' => defaults($data, 'alias', ''),
                        'url' => $data['url'],
                        'nurl' => Strings::normaliseLink($data['url']),
                        'name' => $data['name'],
@@ -1444,7 +1444,7 @@ class Contact extends BaseObject
                        $updated['pubkey'] = $data['pubkey'];
                }
 
-               if (($data["addr"] != $contact["addr"]) || ($data["alias"] != $contact["alias"])) {
+               if (($data['addr'] != $contact['addr']) || (!empty($data['alias']) && ($data['alias'] != $contact['alias']))) {
                        $updated['uri-date'] = DateTimeFormat::utcNow();
                }
                if (($data["name"] != $contact["name"]) || ($data["nick"] != $contact["nick"])) {