ProxyPanel/app/Components/Trimepay.php

<?php

namespace App\Components;

class Trimepay
{
    private $appId;
    private $appSecret;

    /**
     * 签名初始化
     *
     * @param string $appId     appId
     * @param string $appSecret appSecret
     */
    public function __construct($appId, $appSecret)
    {
        $this->appId = $appId;
        $this->appSecret = $appSecret;
        //国内
        // $this->gatewayUri = 'https://api.ecy.es/gateway/pay/go';
        // $this->refundUri = 'https://api.ecy.es/gateway/refund/go';
        //国外
        $this->gatewayUri = 'https://api.trimepay.com/gateway/pay/go';
        $this->refundUri = 'https://api.trimepay.com/gateway/refund/go';
    }

    /**
     * 准备签名
     *
     * @param array $data 验签字符串
     *
     * @return string
     */
    public function prepareSign($data)
    {
        ksort($data);

        return http_build_query($data);
    }

    /**
     * 生成签名
     *
     * @param string $data 签名数据
     *
     * @return string
     */
    public function sign($data)
    {
        $signature = strtolower(md5(md5($data) . $this->appSecret));

        return $signature;
    }

    /**
     * 验证签名
     *
     * @param string $data      签名数据
     * @param string $signature 原数据
     *
     * @return bool
     */
    public function verify($data, $signature)
    {
        $mySign = $this->sign($data);
        if ($mySign === $signature) {
            return true;
        } else {
            return false;
        }
    }

    public function post($data, $url = '')
    {
        if ($url == '') {
            $url = $this->gatewayUri;
        }
        $curl = curl_init();
        curl_setopt($curl, CURLOPT_URL, $url);
        curl_setopt($curl, CURLOPT_HEADER, 0);
        curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, false);
        curl_setopt($curl, CURLOPT_POST, 1);
        curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
        $data = curl_exec($curl);
        curl_close($curl);

        return json_decode($data, true);
    }

    public function pay($type, $tradeNo, $totalFee, $notifyUrl = '', $returnUrl = '')
    {
        $payData = [
            'appId'           => $this->appId,
            'merchantTradeNo' => $tradeNo,
            'totalFee'        => $totalFee * 100,
            'notifyUrl'       => $notifyUrl,
            'returnUrl'       => $returnUrl,
            'payType'         => $type
        ];
        $signData = $this->prepareSign($payData);
        $payData['sign'] = $this->sign($signData);
        $response = $this->post($payData);

        return $response;
    }

    public function refund($merchantTradeNo)
    {
        $params['merchantTradeNo'] = $merchantTradeNo;
        $params['appId'] = $this->appId;
        $prepareSign = $this->prepareSign($params);
        $params['sign'] = $this->sign($prepareSign);

        return $this->post($params, $this->refundUri);
    }

    public function buildHtml($params, $method = 'post', $target = '_self')
    {
        // var_dump($params);exit;
        $html = "<form id='submit' name='submit' action='" . $this->gatewayUri . "' method='$method' target='$target'>";
        foreach ($params as $key => $value) {
            $html .= "<input type='hidden' name='$key' value='$value'/>";
        }
        $html .= "</form><script>document.forms['submit'].submit();</script>";

        return $html;
    }
}