1

app/admin/model/SystemConfig.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace app\admin\model;
+
+use app\common\model\TimeModel;
+use think\Model;
+
+class SystemConfig extends TimeModel
+{
+    public static function onBeforeUpdate(Model $model): void
+    {
+        if ($model->getData('name') === 'upload_allow_ext') {
+            //去除 php
+            $model->value = implode(',',array_map(function ($ext) {
+                return trim(strtolower($ext), ' ');
+            }, array_filter(explode(',', $model->getData('value')), function ($ext) {
+                return strtolower(trim($ext)) !== 'php';
+            })));
+        }
+    }
+}