更新

app/controller/admin/Database.php

@@ -27,7 +27,7 @@ class Database extends Admin {
 			/* 数据还原 */
 			case 'import':
 				//列出备份文件列表
-				$path = config('data_backup_path');
+				$path = \think\facade\Cache::get('system_config_data.data_backup_path');
 				if (!is_dir($path)) {
 					mkdir($path, 0755, true);
 				}
@@ -63,8 +63,7 @@ class Database extends Admin {
 				break;
 			/* 数据备份 */
 			case 'export':
-				$Db    = \think\Db::connect();
-				$list  = $Db->query('SHOW TABLE STATUS');
+				$list    = \think\facade\Db::query('SHOW TABLE STATUS');
 				$list  = array_map('array_change_key_case', $list);
 				$title = '数据备份';
 				break;
@@ -72,8 +71,9 @@ class Database extends Admin {
 				return $this->error('参数错误！');
 		}
 		//渲染模板
-		$this->setMeta($title);
-		$this->assign('list', $list);
+		$this->data = [
+			'list'  => $list
+		];
 		return $this->fetch($type);
 	}