Add additional check for $links in Probe

see https://github.com/friendica/friendica/issues/6917#issuecomment-501661530

diff --git a/src/Network/Probe.php b/src/Network/Probe.php
index 00c38a4..a3fe3ca 100644 (file)
--- a/src/Network/Probe.php
+++ b/src/Network/Probe.php
@@ -198,7 +198,7 @@ class Probe
 
                $links = self::lrdd($webbie);
                Logger::log('webfingerDfrn: '.$webbie.':'.print_r($links, true), Logger::DATA);
-               if (count($links)) {
+               if (!empty($links) && is_array($links)) {
                        foreach ($links as $link) {
                                if ($link['@attributes']['rel'] === NAMESPACE_DFRN) {
                                        $profile_link = $link['@attributes']['href'];