<?php
// +----------------------------------------------------------------------
// | 徐州梦创信息科技有限公司—专业的游戏运营，推广解决方案.
// +----------------------------------------------------------------------
// | Copyright (c) 2013 http://www.vlcms.com  All rights reserved.
// +----------------------------------------------------------------------
// | Author: kefu@vlcms.com QQ：97471547
// +----------------------------------------------------------------------

namespace Admin\Model;
use Think\Model;

/**
 * 文档基础模型
 */
class TotalSettlementModel extends Model{

    

    /* 自动验证规则 */
    protected $_validate = array(
        
    );

    /* 自动完成规则 */
    protected $_auto = array(
        
    );

    //protected $this->$tablePrefix = 'tab_'; 
    /**
     * 构造函数
     * @param string $name 模型名称
     * @param string $tablePrefix 表前缀
     * @param mixed $connection 数据库连接信息
     */
    public function __construct($name = '', $tablePrefix = '', $connection = '') {
        /* 设置默认的表前缀 */
        $this->tablePrefix ='tab_';
        /* 执行构造方法 */
        parent::__construct($name, $tablePrefix, $connection);
    }

    
    

    /**
     * 创建时间不写则取当前时间
     * @return int 时间戳
     * @author huajie <banhuajie@163.com>
     */
    protected function getCreateTime(){
        $create_time    =   I('post.create_time');
        return $create_time?strtotime($create_time):NOW_TIME;
    }

    

    

    /**
     * 生成不重复的name标识
     * @author huajie <banhuajie@163.com>
     */
    private function generateName(){
        $str = 'abcdefghijklmnopqrstuvwxyz0123456789';	//源字符串
        $min = 10;
        $max = 39;
        $name = false;
        while (true){
            $length = rand($min, $max);	//生成的标识长度
            $name = substr(str_shuffle(substr($str,0,26)), 0, 1);	//第一个字母
            $name .= substr(str_shuffle($str), 0, $length);
            //检查是否已存在
            $res = $this->getFieldByName($name, 'id');
            if(!$res){
                break;
            }
        }
        return $name;
    }
}