一些功能

app/admin/controller/setting/SystemAdmin.php

@@ -187,10 +187,15 @@ class SystemAdmin extends AuthController
         if ($this->request->isPost()) {
             $data = Util::postMore([
                 ['new_pwd', ''],
+                ['account', ''],
                 ['new_pwd_ok', ''],
                 ['pwd', ''],
                 'real_name',
             ]);
+            if (!$data['account']) return Json::fail('账号不能为空');
+            if ($data['account'] != $adminInfo['account']) {
+                if (AdminModel::be(['account' => $data['account']])) return Json::fail('账号已存在');
+            }
             if ($data['pwd'] != '') {
                 $pwd = md5($data['pwd']);
                 if ($adminInfo['pwd'] != $pwd) return Json::fail('原始密码错误');

app/admin/view/setting/system_admin/admin_info.php

@@ -36,7 +36,7 @@
                         <div class="col-sm-10">
                             <div class="row">
                                 <div class="col-md-6">
-                                    <input type="text" class="form-control" name="account" value="{$adminInfo.account}" validate="" disabled/>
+                                    <input type="text" class="form-control" name="account" value="{$adminInfo.account}" validate=""/>
                                 </div>
                             </div>
                         </div>