Displayname Fallback

webroot/api/getUserInfo.php

@@ -64,7 +64,7 @@ if ($result->num_rows > 0) {
     $info = [
         'uid' => $userInfo['uid'],
         'username' => $userInfo['username'],
-        'displayName' => $userInfo['display_name'],
+        'displayName' => $userInfo['display_name'] ?? $userInfo['username'],
         'discordId' => $userInfo['discord_id'],
         'role' => $role,
         'registerTime' => $userInfo['register_time'],

webroot/dashboard/account.php

@@ -23,7 +23,7 @@ $stmt->bind_result($uid, $displayname, $username, $email, $api_key, $discord_id,
 $stmt->fetch();
 $stmt->close();
 
-$displayname = htmlspecialchars($displayname, ENT_QUOTES, 'UTF-8');
+$displayname = htmlspecialchars($displayname, ENT_QUOTES, 'UTF-8') ?? $username;
 
 $conn->close();