增加接口类 规范驱动扩展

library/think/log/driver/File.php

@@ -13,7 +13,7 @@ namespace think\log\driver;
 /**
  * 本地化调试输出到文件
  */
-class File
+class File implements LogInterface
 {
     protected $config = [
         'time_format' => ' c ',

library/think/log/driver/LogInterface.php

@@ -0,0 +1,25 @@
+<?php
+// +----------------------------------------------------------------------
+// | ThinkPHP [ WE CAN DO IT JUST THINK ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2006~2016 http://thinkphp.cn All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
+// +----------------------------------------------------------------------
+// | Author: liu21st <liu21st@gmail.com>
+// +----------------------------------------------------------------------
+
+namespace think\log\driver;
+
+interface LogInterface
+{
+
+    /**
+     * 日志写入接口
+     * @access public
+     * @param array $log 日志信息
+     * @return bool
+     */
+    public function save(array $log = []);
+
+}

library/think/log/driver/Sae.php

@@ -13,7 +13,7 @@ namespace think\log\driver;
 /**
  * 调试输出到SAE
  */
-class Sae
+class Sae implements LogInterface
 {
     protected $config = [
         'log_time_format' => ' c ',

library/think/log/driver/Socket.php

@@ -5,7 +5,7 @@
  */
 namespace think\log\driver;
 
-class Socket
+class Socket implements LogInterface
 {
     public $port = 1116; //SocketLog 服务的http的端口号
 

library/think/log/driver/Test.php

@@ -13,7 +13,7 @@ namespace think\log\driver;
 /**
  * 模拟测试输出
  */
-class Test
+class Test implements LogInterface
 {
     /**
      * 日志写入接口

library/think/log/driver/Trace.php

@@ -16,7 +16,7 @@ use think\Debug;
 /**
  * 页面Trace调试
  */
-class Trace
+class Trace implements LogInterface
 {
     protected $config = [
         'trace_file' => '',