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Thinkphp实现paypal在线支付演示下载
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演示下载可以参考这里:http://www.erdangjiade.com/php/971.html
演示效果图如下:

完整代码如下:

<?php

namespace Home\Controller;

use Think\Controller;

class PaypalController extends Controller {

    public function get_token() {
        $config = C("paypal");
        $order_no = I("get.order_no");

        if (empty($order_no)) {
            echo json_encode(array("code" => "order_no_null", "result" => "订单号参数为空"));
            exit;
        }
        $order_info = M("order")->field("unit_name,order_money")->where("order_no = '" . $order_no . "'")->find();
        if (empty($order_info)) {
            echo json_encode(array("code" => "order_null", "result" => "订单为空"));
            exit;
        }
        $order_money = $order_info['order_money'];
        if ($order_money > 0) {
            
        } else {
            echo json_encode(array("code" => "money", "result" => "订单金额有误"));
            exit;
        }
        $currency = get_paypay_currency($order_info['unit_name']);
        $data = array(
            'USER' => $config['USER'],
            'PWD' => $config['PWD'],
            'SIGNATURE' => $config['SIGNATURE'],
            'VERSION' => $config['VERSION'],
            "PAYMENTREQUEST_0_PAYMENTACTION" => "Sale",
             "L_PAYMENTREQUEST_0_AMT0" => $order_money,
            "L_PAYMENTREQUEST_0_QTY0" => "1",
            "PAYMENTREQUEST_0_ITEMAMT" => $order_money,
            "PAYMENTREQUEST_0_AMT" => $order_money,
            "PAYMENTREQUEST_0_AMT" => $order_money,
            "RETURNURL" => "" . C("SITE_URL") . "Paypal/checkout/order_no/" . $order_no . "", 
            "CANCELURL" => "http://localhost/test/paypal/cancel.php",
            "METHOD" => "SetExpressCheckout",
            "NOSHIPPING" => 1,
//            "L_PAYMENTREQUEST_0_NAME0" => "商品名称1",
//            "L_PAYMENTREQUEST_0_DESC0" => "商品描述2",
            "PAYMENTREQUEST_0_CURRENCYCODE" => $currency, //货币符号EUR,美元USD,https://developer.paypal.com/docs/classic/api/merchant/SetExpressCheckout_API_Operation_NVP/
        );

        $curl_token_arr = curl_post($config['URL_NVP'], $data); //获取token

        if ($curl_token_arr['ACK'] != 'Success') {
            echo json_encode(array("code" => "token_fail", "result" => "获取token失败"));
            exit;
        }
        $token = $curl_token_arr['TOKEN'];
        header("Location: https://www.paypal.com/checkoutnow?token=" . $token . "");
    }

    public function checkout() {
        $config = C("paypal");
        $token = $_REQUEST['token'];
        $PayerID = $_REQUEST['PayerID'];

        $detail = array(
            'USER' => $config['USER'],
            'PWD' => $config['PWD'],
            'SIGNATURE' => $config['SIGNATURE'],
            'VERSION' => $config['VERSION'],
            "PAYMENTREQUEST_0_PAYMENTACTION" => "Sale",
            "TOKEN" => $token,
            "METHOD" => "GetExpressCheckoutDetails"
        );
        $curl_detail = curl_post($config['URL_NVP'], $detail); //获取买家的信息

        $data = array(
            'USER' => $config['USER'],
            'PWD' => $config['PWD'],
            'SIGNATURE' => $config['SIGNATURE'],
            'VERSION' => $config['VERSION'],
            "PAYMENTREQUEST_0_PAYMENTACTION" => "Sale",
            "PAYERID" => $PayerID,
            "TOKEN" => $token,
            "PAYMENTREQUEST_0_AMT" => $curl_detail['PAYMENTREQUEST_0_AMT'],
            "PAYMENTREQUEST_0_CURRENCYCODE" => $curl_detail['PAYMENTREQUEST_0_CURRENCYCODE'],
            "L_PAYMENTREQUEST_0_NAME0" => "商品名称1",
            "L_PAYMENTREQUEST_0_DESC0" => "商品描述2",
            "METHOD" => "DoExpressCheckoutPayment"
        );

        $curl_token_arr = curl_post($config['URL_NVP'], $data); //获取token
//        print_r($curl_token_arr);

        if ($curl_token_arr['PAYMENTINFO_0_PAYMENTSTATUS'] != 'Completed') {
            echo "付款失败";
            exit;
        }
        $order_no = $_REQUEST['order_no'];
        
        $data['pay_type'] = $curl_token_arr['PAYMENTINFO_0_PAYMENTTYPE'];
        $data['state'] = 1;
        $data['update_time'] = time();
        $data['trade_no'] = $curl_token_arr['PAYMENTINFO_0_TRANSACTIONID'];
        M("order")->where("order_no = '" . $order_no . "'")->save($data);
//        echo M("order")->getLastSql();
        $order_info = M("order")->field("id,order_money,order_no,unit_name,update_time,trade_no")->where("order_no = '" . $order_no . "'")->find();
        $this->assign("order_info", $order_info);
        $this->display();
    }

}

?>

 

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