调整类的文件命名规范为psr-4

library/traits/model/Query.php

@@ -0,0 +1,80 @@
+<?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 traits\model;
+
+trait Query
+{
+
+    /**
+     * 启动事务
+     * @access public
+     * @return void
+     */
+    public function startTrans()
+    {
+        $this->commit();
+        $this->db->startTrans();
+        return;
+    }
+
+    /**
+     * 提交事务
+     * @access public
+     * @return boolean
+     */
+    public function commit()
+    {
+        return $this->db->commit();
+    }
+
+    /**
+     * 事务回滚
+     * @access public
+     * @return boolean
+     */
+    public function rollback()
+    {
+        return $this->db->rollback();
+    }
+
+    /**
+     * 批处理执行SQL语句
+     * 批处理的指令都认为是execute操作
+     * @access public
+     * @param array $sql  SQL批处理指令
+     * @return boolean
+     */
+    public function patchQuery($sql = [])
+    {
+        if (!is_array($sql)) {
+            return false;
+        }
+        // 自动启动事务支持
+        $this->startTrans();
+        try {
+            foreach ($sql as $_sql) {
+                $result = $this->execute($_sql);
+                if (false === $result) {
+                    // 发生错误自动回滚事务
+                    $this->rollback();
+                    return false;
+                }
+            }
+            // 提交事务
+            $this->commit();
+        } catch (\think\exception $e) {
+            $this->rollback();
+            return false;
+        }
+        return true;
+    }
+}