shop/mobile/plugins/shipping/flat.php

<?php
defined('BASE_PATH') OR exit('No direct script access allowed');

class flat
{
    /*------------------------------------------------------ */
    //-- PUBLIC ATTRIBUTEs
    /*------------------------------------------------------ */

    /**
     * 配置信息
     */
    var $configure;

    /*------------------------------------------------------ */
    //-- PUBLIC METHODs
    /*------------------------------------------------------ */

    /**
     * 构造函数
     *
     * @param: $configure[array]    配送方式的参数的数组
     *
     * @return null
     */
    function flat($cfg = array())
    {
        foreach ($cfg AS $key => $val)
        {
            $this->configure[$val['name']] = $val['value'];
        }
    }

    /**
     * 计算订单的配送费用的函数
     *
     * @param   float   $goods_weight   商品重量
     * @param   float   $goods_amount   商品金额
     * @return  decimal
     */
    function calculate($goods_weight, $goods_amount)
    {
        if ($this->configure['free_money'] > 0 && $goods_amount >= $this->configure['free_money'])
        {
            return 0;
        }
        else
        {
            return isset($this->configure['base_fee']) ? $this->configure['base_fee'] : 0;
        }
    }

    /**
     * 查询发货状态
     * 该配送方式不支持查询发货状态
     *
     * @access  public
     * @param   string  $invoice_sn     发货单号
     * @return  string
     */
    function query($invoice_sn)
    {
        return $invoice_sn;
    }
}