From d6b94ac91f455f758b83eaa6d82f05d1e2c4d2b6 Mon Sep 17 00:00:00 2001
From: Roman Kelesidis <roman25052006.kelesh@gmail.com>
Date: Sun, 2 Apr 2023 15:18:05 +0700
Subject: [PATCH] Fixed empty $auth_key after gen passkey (#670)

---
 library/attach_mod/displaying_torrent.php | 2 +-
 library/includes/functions.php            | 5 +++--
 tracker.php                               | 2 +-
 viewforum.php                             | 2 +-
 4 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/library/attach_mod/displaying_torrent.php b/library/attach_mod/displaying_torrent.php
index 5ea97eb15..722498f5f 100644
--- a/library/attach_mod/displaying_torrent.php
+++ b/library/attach_mod/displaying_torrent.php
@@ -143,7 +143,7 @@ if ($tor_reged && $tor_info) {
 
     // Magnet link
     $passkey = DB()->fetch_row("SELECT auth_key FROM " . BB_BT_USERS . " WHERE user_id = " . (int)$bt_user_id . " LIMIT 1");
-    $tor_magnet = create_magnet($tor_info['info_hash'], $passkey['auth_key']);
+    $tor_magnet = create_magnet($tor_info['info_hash'], ($passkey['auth_key'] ?? ''));
 
     // ratio limits
     $min_ratio_dl = $bb_cfg['bt_min_ratio_allow_dl_tor'];
diff --git a/library/includes/functions.php b/library/includes/functions.php
index a77dc7bcb..444dcd66e 100644
--- a/library/includes/functions.php
+++ b/library/includes/functions.php
@@ -1861,16 +1861,17 @@ function pad_with_space($str)
  *
  * @return string
  */
-function create_magnet($infohash, $auth_key)
+function create_magnet($infohash, $auth_key): string
 {
     global $bb_cfg, $images, $lang, $userdata;
 
     if (IS_GUEST && $bb_cfg['bt_tor_browse_only_reg']) {
-        $passkey = '';
+        $passkey = false;
     } elseif (empty($auth_key)) {
         if (!$passkey = \TorrentPier\Legacy\Torrent::generate_passkey($userdata['user_id'], true)) {
             bb_die($lang['PASSKEY_ERR_EMPTY']);
         }
+        $auth_key = $passkey;
     } else {
         $passkey = $auth_key;
     }
diff --git a/tracker.php b/tracker.php
index d9cb2e859..4992be642 100644
--- a/tracker.php
+++ b/tracker.php
@@ -698,7 +698,7 @@ if ($allowed_forums) {
             $s_last = $tor['seeder_last_seen'];
             $att_id = $tor['attach_id'];
             $size = $tor['size'];
-            $tor_magnet = create_magnet($tor['info_hash'], $passkey['auth_key']);
+            $tor_magnet = create_magnet($tor['info_hash'], ($passkey['auth_key'] ?? ''));
             $compl = $tor['complete_count'];
             $dl_sp = ($dl) ? humn_size($dl, 0, 'KB') . '/s' : '0 KB/s';
             $ul_sp = ($ul) ? humn_size($ul, 0, 'KB') . '/s' : '0 KB/s';
diff --git a/viewforum.php b/viewforum.php
index eea12f7cc..c9cbffcbb 100644
--- a/viewforum.php
+++ b/viewforum.php
@@ -471,7 +471,7 @@ foreach ($topic_rowset as $topic) {
     ));
 
     if (isset($topic['tor_size'])) {
-        $tor_magnet = create_magnet($topic['info_hash'], $topic['auth_key']);
+        $tor_magnet = create_magnet($topic['info_hash'], ($topic['auth_key'] ?? ''));
 
         $template->assign_block_vars('t.tor', array(
             'SEEDERS' => (int)$topic['seeders'],