X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FProtocol%2FPortableContact.php;h=5345cb22fce2ae182c6f155ab93e518138c08790;hb=8a0c568fe103e2e7ef832a623bfb6be6c54e300a;hp=7900ff540bfda7672d76416a6acba139c6b8d676;hpb=b6e2c254fbad22c8c2da872768b14d7cd9b0b043;p=friendica.git

diff --git a/src/Protocol/PortableContact.php b/src/Protocol/PortableContact.php
index 7900ff540b..5345cb22fc 100644
--- a/src/Protocol/PortableContact.php
+++ b/src/Protocol/PortableContact.php
@@ -505,8 +505,15 @@ class PortableContact
 		$last_updated = "";
 
 		foreach ($entries as $entry) {
-			$published = DateTimeFormat::utc($xpath->query('atom:published/text()', $entry)->item(0)->nodeValue);
-			$updated   = DateTimeFormat::utc($xpath->query('atom:updated/text()'  , $entry)->item(0)->nodeValue);
+			$published_item = $xpath->query('atom:published/text()', $entry)->item(0);
+			$updated_item   = $xpath->query('atom:updated/text()'  , $entry)->item(0);
+			$published      = isset($published_item->nodeValue) ? DateTimeFormat::utc($published_item->nodeValue) : null;
+			$updated        = isset($updated_item->nodeValue) ? DateTimeFormat::utc($updated_item->nodeValue) : null;
+
+			if (!isset($published) || !isset($updated)) {
+				Logger::notice('Invalid entry for XPath.', ['entry' => $entry, 'profile' => $profile]);
+				continue;
+			}
 
 			if ($last_updated < $published) {
 				$last_updated = $published;
@@ -658,7 +665,7 @@ class PortableContact
 		$nodeinfo2_url = '';
 
 		foreach ($nodeinfo['links'] as $link) {
-			if (!is_array($link) || empty($link['rel'])) {
+			if (!is_array($link) || empty($link['rel']) || empty($link['href'])) {
 				Logger::log('Invalid nodeinfo format for ' . $server_url, Logger::DEBUG);
 				continue;
 			}