Merge pull request #5580 from tobiasd/20180807-frionavaccesskeys2

[friendica.git] / mod / dfrn_poll.php

diff --git a/mod/dfrn_poll.php b/mod/dfrn_poll.php
index 943ddddecc53623fe1b10c23f3e8f28fbd55c7f9..5e5540be140a65db3a28e51e25362347f9563370 100644 (file)
--- a/mod/dfrn_poll.php
+++ b/mod/dfrn_poll.php
@@ -32,7 +32,8 @@ function dfrn_poll_init(App $a)
        $quiet                   = x($_GET, 'quiet');
 
        // Possibly it is an OStatus compatible server that requests a user feed
-       if (($a->argc > 1) && ($dfrn_id == '') && !strstr($_SERVER["HTTP_USER_AGENT"], 'Friendica')) {
+       $user_agent = defaults($_SERVER, 'HTTP_USER_AGENT', '');
+       if (($a->argc > 1) && ($dfrn_id == '') && !strstr($user_agent, 'Friendica')) {
                $nickname = $a->argv[1];
                header("Content-type: application/atom+xml");
                echo OStatus::feed($nickname, $last_update, 10);