xyzshop/helper/refill/api/xyz/feimingyu/config.php

<?php


namespace refill\feimingyu;

use mtopcard;
class config
{
    const ORDER_URL = 'http://119.91.194.222:9999/api/v1/order/submit';
    const QUERY_URL = 'http://119.91.194.222:9999/api/v1/order/query';
    const BALANCE_URL = 'http://119.91.194.222:9999/api/v1/agent/balance';

    const APP_ID = 'VIP006';
    const APP_SECRET = 'Ik5APKkMhUJ9NQ6ntJ2R7g==';
    const NOTIFY_URL = BASE_SITE_URL . "/mobile/callback/refill_feimingyu.php";
    const PRODUCT = [
        mtopcard\ChinaMobileCard => [
            30  => 334,
            50  => 335,
            100 => 336,
            200 => 337,
        ],

        mtopcard\ChinaUnicomCard => [
            30  => 331,
            50  => 330,
            100 => 332,
            200 => 333,
        ],
        mtopcard\ChinaTelecomCard => [
            30  => 338,
            50  => 339,
            100 => 340,
            200 => 341,
        ]
    ];
    const ExtHeaders = ['Content-Type:application/x-www-form-urlencoded;charset=utf-8'];

    public static function sign($params)
    {
        $params['appSecret'] = config::APP_SECRET;
        ksort($params);
        $content = '';
        foreach ($params as $key => $value) {
            if(self::check_empty($value) === false) {
                $content .= "{$key}={$value}&";
            }
        }
        $content = rtrim($content, '&');
        return md5($content);
    }

    public static function check_empty($value)
    {
        if (!isset($value))
            return true;
        if ($value === null)
            return true;
        if (trim($value) === "")
            return true;

        return false;
    }
}