From b46e88606076e7c8adfef155daebfab33db1c145 Mon Sep 17 00:00:00 2001
From: tianshujie98 <tianshujie0123@163.com>
Date: Sun, 25 Apr 2021 09:52:26 +0800
Subject: [PATCH]  * Adjust guest avatar.

---
 module/common/model.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/module/common/model.php b/module/common/model.php
index 6eafb142d7..e539a2380d 100644
--- a/module/common/model.php
+++ b/module/common/model.php
@@ -295,7 +295,7 @@ class commonModel extends model
 
             echo "<a class='dropdown-toggle' data-toggle='dropdown'>";
             echo "<div id='main-avatar' class='avatar avatar bg-secondary avatar-circle'>";
-            echo $app->user->avatar ? html::image($app->user->avatar) : strtoupper($app->user->account[0]);
+            echo !empty($app->user->avatar) ? html::image($app->user->avatar) : strtoupper($app->user->account[0]);
             echo "</div>\n";
             echo '</a>';
             echo "<ul class='dropdown-menu pull-right'>";