Fix undefined index addr notices in Model\Contact::getIdForURL

- Addresses https://github.com/friendica/friendica/issues/6918#issuecomment-502393030

diff --git a/src/Model/Contact.php b/src/Model/Contact.php
index 01bbd23..a7914a1 100644 (file)
--- a/src/Model/Contact.php
+++ b/src/Model/Contact.php
@@ -1463,12 +1463,14 @@ class Contact extends BaseObject
                        return $contact_id;
                }
 
-               $updated = ['addr' => $data['addr'],
+               $updated = [
+                       'addr' => $data['addr'] ?? '',
                        'alias' => defaults($data, 'alias', ''),
                        'url' => $data['url'],
                        'nurl' => Strings::normaliseLink($data['url']),
                        'name' => $data['name'],
-                       'nick' => $data['nick']];
+                       'nick' => $data['nick']
+               ];
 
                if (!empty($data['keywords'])) {
                        $updated['keywords'] = $data['keywords'];
@@ -1502,7 +1504,7 @@ class Contact extends BaseObject
                        $updated['pubkey'] = $data['pubkey'];
                }
 
-               if (($data['addr'] != $contact['addr']) || (!empty($data['alias']) && ($data['alias'] != $contact['alias']))) {
+               if (($updated['addr'] != $contact['addr']) || (!empty($data['alias']) && ($data['alias'] != $contact['alias']))) {
                        $updated['uri-date'] = DateTimeFormat::utcNow();
                }
                if (($data["name"] != $contact["name"]) || ($data["nick"] != $contact["nick"])) {