hlm_pl_mall/app/home/controller/Buyvirtual.php

<?php

namespace app\home\controller;

use think\facade\View;
use think\facade\Lang;

/**
 * ============================================================================
 * 
 * ============================================================================
 * 
 * ----------------------------------------------------------------------------
 * 
 * ============================================================================
 * 控制器
 */
class Buyvirtual extends BaseMember
{
    public function initialize()
    {
        parent::initialize(); // TODO: Change the autogenerated stub
        Lang::load(base_path() . 'home/lang/' . config('lang.default_lang') . '/buy.lang.php');
        //验证该会员是否禁止购买
        if (!session('is_buy')) {
            $this->error(lang('cart_buy_noallow'));
        }
        if (config('ds_config.member_auth') && $this->member_info['member_auth_state'] != 3) {
            $this->error(lang('cart_buy_noauth'), (string)url('MemberAuth/index'));
        }
    }
    /**
     * 虚拟商品购买第一步
     */
    public function buy_step1()
    {
        $logic_buyvirtual = model('buyvirtual', 'logic');
        $result = $logic_buyvirtual->getBuyStep1Data(input('goods_id'), input('quantity'), session('member_id'));
        if (!$result['code']) {
            $this->error($result['msg']);
        }

        View::assign('goods_info', $result['data']['goods_info']);
        View::assign('store_info', $result['data']['store_info']);

        return View::fetch($this->template_dir . 'buy_virtual_step1');
    }

    /**
     * 虚拟商品购买第二步
     */
    public function buy_step2()
    {
        $logic_buyvirtual = model('buyvirtual', 'logic');
        $result = $logic_buyvirtual->getBuyStep2Data(input('post.goods_id'), input('post.quantity'), session('member_id'));
        if (!$result['code']) {
            $this->error($result['msg']);
        }

        //处理会员信息
        $member_info = array_merge($this->member_info, $result['data']['member_info']);

        View::assign('goods_info', $result['data']['goods_info']);
        View::assign('store_info', $result['data']['store_info']);
        View::assign('member_info', $member_info);

        //返回店铺可用的代金券
        View::assign('store_voucher_list', $result['data']['store_voucher_list']);

        //返回平台可用的代金券
        View::assign('mall_voucher_list', $result['data']['mall_voucher_list']);

        return View::fetch($this->template_dir . 'buy_virtual_step2');
    }

    /**
     * 虚拟商品购买第三步
     */
    public function buy_step3()
    {
        $logic_buyvirtual = model('buyvirtual', 'logic');
        $post = input('post.');
        $post['order_from'] = 1;
        $result = $logic_buyvirtual->buyStep3($post, session('member_id'));
        if (!$result['code']) {
            $this->error($result['msg']);
        }
        //转向到商城支付页面
        $this->redirect('buyvirtual/pay', ['order_id' => $result['data']['order_id']]);
    }

    /**
     * 下单时支付页面
     */
    public function pay()
    {
        $order_id    = intval(input('param.order_id'));
        if ($order_id <= 0) {
            $this->error(lang('cart_order_pay_not_exists'), 'membervrorder/index');
        }

        $vrorder_model = model('vrorder');
        //取订单信息
        $condition = array();
        $condition[] = array('order_id', '=', $order_id);
        $order_info = $vrorder_model->getVrorderInfo($condition, '*');
        if (empty($order_info) || !in_array($order_info['order_state'], array(ORDER_STATE_NEW, ORDER_STATE_PAY))) {
            $this->error(lang('no_order_paid_was_found'), 'memberorder/index');
        }

        //重新计算在线支付金额
        $pay_amount_online = 0;
        //订单总支付金额
        $pay_amount = 0;

        $payed_amount = floatval($order_info['rcb_amount']) + floatval($order_info['pd_amount']);

        //计算所需要支付金额
        $diff_pay_amount = ds_price_format(floatval($order_info['order_amount']) - $payed_amount);

        //显示支付方式与支付结果
        if ($payed_amount > 0) {
            $payed_tips = '';
            if (floatval($order_info['rcb_amount']) > 0) {
                $payed_tips = lang('card_has_been_paid') . '：￥' . $order_info['rcb_amount'];
            }
            if (floatval($order_info['pd_amount']) > 0) {
                $payed_tips .= lang('prepaid_deposits_beenpaid') . '：￥' . $order_info['pd_amount'];
            }
            $order_info['goods_price'] .= " ( {$payed_tips} )";
        }
        View::assign('order_info', $order_info);

        //如果所需支付金额为0，转到支付成功页
        if ($diff_pay_amount == 0) {
            $this->redirect('buyvirtual/pay_ok', ['order_sn' => $order_info['order_sn'], 'order_id' => $order_info['order_id'], 'order_amount' => ds_price_format($order_info['order_amount'])]);
        }

        View::assign('diff_pay_amount', ds_price_format($diff_pay_amount));

        //显示支付接口列表
        $payment_model = model('payment');
        $condition = array();
        $condition[] = array('payment_code', 'not in', array('offline', 'predeposit'));
        $condition[] = array('payment_platform', '=', 'pc');
        $payment_list = $payment_model->getPaymentOpenList($condition);
        if (empty($payment_list)) {
            $this->error(lang('appropriate_payment_method'), 'membervrorder/index');
        }
        View::assign('payment_list', $payment_list);

        //显示预存款、支付密码、充值卡
        $member_model = model('member');
        $buyer_info = $member_model->getMemberInfoByID($this->member_info['member_id']);
        View::assign('available_pd_amount', ($buyer_info['available_predeposit'] > 0) ? $buyer_info['available_predeposit'] : '');
        View::assign('member_paypwd', $buyer_info['member_paypwd']);
        View::assign('available_rcb_amount', ($buyer_info['available_rc_balance'] > 0) ? $buyer_info['available_rc_balance'] : '');
        return View::fetch($this->template_dir . 'buy_virtual_step3');
    }

    /**
     * 支付成功页面
     */
    public function pay_ok()
    {
        $order_sn    = input('param.order_sn');
        if (!preg_match('/^\d{20}$/', $order_sn)) {
            $this->error(lang('cart_order_pay_not_exists'), 'membervrorder/index');
        }
        return View::fetch($this->template_dir . 'buy_virtual_step4');
    }
}