商品评分用户不存在导致错误优化

app/service/GoodsCommentsService.php

@@ -255,8 +255,8 @@ class GoodsCommentsService
                     if(!isset($params['is_public']) || $params['is_public'] == 1)
                     {
                         $v['user'] = [
-                            'avatar'            => $user['avatar'],
-                            'user_name_view'    => (!isset($v['is_anonymous']) || $v['is_anonymous'] == 1) ? '匿名' : mb_substr($user['user_name_view'], 0, 1, 'utf-8').'***'.mb_substr($user['user_name_view'], -1, null, 'utf-8'),
+                            'avatar'            => isset($user['avatar']) ? $user['avatar'] : '',
+                            'user_name_view'    => (!isset($v['is_anonymous']) || $v['is_anonymous'] == 1 || empty($user['user_name_view'])) ? '匿名' : mb_substr($user['user_name_view'], 0, 1, 'utf-8').'***'.mb_substr($user['user_name_view'], -1, null, 'utf-8'),
                         ];
                     } else {
                         $v['user'] = $user;