项目完成服务器信息和配置文件；

app/admin/controller/System.php

@@ -0,0 +1,67 @@
+<?php
+
+namespace app\admin\controller;
+
+use think\Request;
+use think\facade\View;
+use app\model\SystemConfig;
+use think\facade\Cache;
+use app\model\UploadFiles;
+use EasyWeChat\Factory;
+use think\facade\Config;
+use app\model\WxPublicAccount;
+
+class System extends Common
+{
+    /**
+     * 显示资源列表
+     *
+     * @return \think\Response
+     */
+    public function index()
+    {
+        return View::fetch();
+    }
+
+    public function others()
+    {
+
+        return View::fetch();
+    }
+
+    public function update()
+    {
+
+        $upload_files_config = [
+            'site_logo'
+        ];
+
+        $post_data = $this->request->post();
+        
+        $list = SystemConfig::column('value','name');
+        
+        foreach ($post_data as $key => $value) {
+            if(\in_array($key,$upload_files_config)){
+                $old_save_name = get_system_config($key);
+                UploadFiles::update(['used_time'=>time()],['save_name'=>$value]);
+                if($old_save_name != $value){
+                    UploadFiles::destroy(['save_name'=>$old_save_name]);
+                }
+            }
+            if(isset($list[$key])){
+                SystemConfig::where('name',$key)->update(['value'=>$value]);
+            }else{
+                $model_sysconfig = new SystemConfig();
+                $model_sysconfig->name = $key;
+                $model_sysconfig->value = $value;
+                $model_sysconfig->save();
+            }
+
+            $list[$key] = $value;
+        }
+        
+        Cache::set('system_config',$list);
+
+        return $this->success();
+    }
+}