CheezeePay API Technical Documentation - Brazil

Fiat Currency Payment

# Request URL

  • POST https://test2-openapi.91fafafa.com/api/payment/brazil/order/create/v1

# Request parameters

Note: Do not fill in Chinese characters in all parameters! ! !

Parameters Type Required Description Example
appId string Y Merchant appId B2iwKFIM4tvo
merchantId string Y Merchant id CH10001165
mchOrderNo string Y Merchant order number(Length is limited to 32 digits) C20240506102009
paymentMode string Y payment method
LOCAL_PAY		 LOCAL_PAY
amount string Y Amount 10
name string N User name Cheezeepay Test
description string N describe test payin
notifyUrl string Y Notification callback address https://yourdomain/notifyUrl
timestamp long Y Submit time (timestamp: milliseconds) 1714300992000
language string N Checkout language
pt_br-Brazil Portugal		 pt_br
sign string Y sign bdfMZY3erPvtLU04f+W2BMItZQ
TcfCzZ9Y1k7kNOQfjiyrTwXClE
uqdrU44sbvYmg6HOKuaoxUcFwa
0pdKbyaCp8kuKvipMsYglnKb/L
VBjHpUCmbkxCr/EnXxhz78jqbm
wr6aClARUDw1nMY6jwqDZdkfMm
P0Y6XCr7JnWt869BkZ4/z/l1Pm
63NBkfmpVqrziaJ4X8OJB6jf+X
xWNsPaoRHDE9L7Zge9VugXZL8Q
8pmGAT0fxA/BVDaBr/n3VHIEPX
0GV22CC5IRsQgyaOrSOou4Dh42
6ormUUYnIK93GEOtFTUQd8OXzd
6WDsKQxu9OvRo93qI80Q0av64b
i34w==

# Request message example

 {
  "appId": "B2iwKFIM4tvo",
  "merchantId": "CH10001165",
  "mchOrderNo": "C20240506102009",
  "paymentMode": "LOCAL_PAY",
  "amount": "10",
  "name": "Cheezeepay Test",
  "description": "test payin",
  "notifyUrl": "https://yourdomain/notifyUrl",
  "timestamp": 1714300992000,
  "language": "pt_br",
  "sign": "bdfMZY3erPvtLU04f+W2BMItZQTcfCzZ9Y1k7kNOQfjiyrTwXClEuqdrU44sbvYmg6HOKuaoxUcFwa0pdKbyaCp8kuKvipMsYglnKb/LVBjHpUCmbkxCr/EnXxhz78jqbmwr6aClARUDw1nMY6jwqDZdkfMmP0Y6XCr7JnWt869BkZ4/z/l1Pm63NBkfmpVqrziaJ4X8OJB6jf+XxWNsPaoRHDE9L7Zge9VugXZL8Q8pmGAT0fxA/BVDaBr/n3VHIEPX0GV22CC5IRsQgyaOrSOou4Dh426ormUUYnIK93GEOtFTUQd8OXzd6WDsKQxu9OvRo93qI80Q0av64bi34w=="
}

# Response parameters

Parameter Type Required Description Example
code String Y Response Code
000000 indicates success, others indicate failure.		 000000
msg String Y Response Description
success: Successful		 success
tradeNo String Y Platform Order Number 1787375489440026624
cashierLink String Y Cashier's Link https://bra-openapi.toppay.asia
/cashier/#/check?orderNum=
PRE1787375494275035218
sign String Y Signature ydEJYdlN9eTN+2NGIawdnfdslA
2XmwvUpsW2aWtZ7ow42RUStQzK
kW9KMbzA0OKxb1LQIqzKXwloRq
VyH5S1Zb3dhuwNkiO1usYQvPZh
zbEp2NJ5QL8gS3QIXN0nA65n6X
ISwd0Qt5Bl/SKXyE8l9Pr6S6Qg
+ze6h1jeXBia5fgIxPE9tAhOf5
+ZobRXH658raf/WWeEMxWVqyuK
6bBVv2sgug2gM8iDskLSbORIdO
hgc45iED1uP8QIV5nm4zeTJkJi
OETvWZwjUmjaF1w6/WBrduzh7m
MeVLSYXuGNmjR53KpX5SKgoLth
2ki/mnQYkvIG/JOre+iaUgGCS9
eB4Q==

# Successful response message example

  • Order successful response message example
{
  "code": "000000",
  "msg": "success",
  "tradeNo": "1787375489440026624",
  "cashierLink": "https://bra-openapi.toppay.asia/cashier/#/check?orderNum=PRE1787375494275035218",
  "sign": "ydEJYdlN9eTN+2NGIawdnfdslA2XmwvUpsW2aWtZ7ow42RUStQzKkW9KMbzA0OKxb1LQIqzKXwloRqVyH5S1Zb3dhuwNkiO1usYQvPZhzbEp2NJ5QL8gS3QIXN0nA65n6XISwd0Qt5Bl/SKXyE8l9Pr6S6Qg+ze6h1jeXBia5fgIxPE9tAhOf5+ZobRXH658raf/WWeEMxWVqyuK6bBVv2sgug2gM8iDskLSbORIdOhgc45iED1uP8QIV5nm4zeTJkJiOETvWZwjUmjaF1w6/WBrduzh7mMeVLSYXuGNmjR53KpX5SKgoLth2ki/mnQYkvIG/JOre+iaUgGCS9eB4Q=="
}
  • Order failed response message example
{
  "code": "A0500",
  "msg": "Request service exception (A0500)"
}

# Code implementation demo

  • Code examples are for reference only, please refer to the request parameter description for specific parameters.
package com.cheesepay;

import com.google.gson.Gson;
import com.cheesepay.CheeseTradeRSAUtil;
import okhttp3.*;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
import java.lang.reflect.Type;
import java.util.HashMap;
import java.util.Map;

public class PaymentDemo {
    // Platform public key
    private static final String PLAT_PUBLIC_KEY ="MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1dad35S74jfLPbHJh8P0jDHiTvkxwrtITK97ovVu19B24UdiHyHoEZgtNlS6alFQj1ULQ71d6EPh2rWCNkS2b5HGQXwDYBtwvesVQ8h4Sf3eVPTTLGw3BS7Os4vtDEN6BezMdv3sUG2N5i6JF+5H4CQTq3MD2Cx6u/Cv7oFOdFqeDT0AH+TR7uyZxn69OtkJaHHr834EUcdShJKKMQtbC11WCcut7ilDUgdvZnThiVTq7cfl8mcC9FDKcQ9bMWamScWIB5cJQdUW23Kr0c1NvZlpgPS8U5VODM4Uc4muHJPD2cJmquuJ+4AGP36rEk27lUB3h7B6JI1QGiuh1yyPDwIDAQAB";
    // Merchant's private key
    private static final String MCH_PRIVATE_KEY  ="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";
    // Payment interface URL
    private static final String apiUrl = "https://test2-openapi.91fafafa.com/api/payment/brazil/order/create/v1";
    // Callback URL
    private static final String cashNotify = "https://yourdomain/notifyUrl";

    public static void main(String[] args) throws Exception {
        payment();
    }

    private static String getCurrentTime(){
        LocalDateTime now = LocalDateTime.now();
        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyyMMddHHmmss");
        return now.format(formatter);
    }

    private static void payment() throws Exception {
        Map<String, Object> requestParams = new HashMap<>();
        requestParams.put("appId", "B2iwKFIM4tvo");
        requestParams.put("merchantId", "CH10001165");
        // Order number cannot be duplicated
        String currentTime = getCurrentTime();
        requestParams.put("mchOrderNo", currentTime);
        requestParams.put("paymentMode", "LOCAL_PAY");
        requestParams.put("amount", "10");
        requestParams.put("name", "Cheezeepay Test");
        requestParams.put("description", "test payin");
        requestParams.put("notifyUrl", cashNotify);
        requestParams.put("language", "pt_br");
        Long timestamp = System.currentTimeMillis();
        requestParams.put("timestamp", timestamp);

        // Private key encryption
        String platSign = CheeseTradeRSAUtil.getSign(requestParams, MCH_PRIVATE_KEY);
        requestParams.put("sign", platSign);

        // Interface request
        Gson gson = new Gson();
        String requestBody = gson.toJson(requestParams);
        System.out.println("Post Json Params:" + requestBody);

        // Send a request and get a response
        OkHttpClient client = new OkHttpClient();
        MediaType mediaType = MediaType.parse("application/json; charset=utf-8");
        RequestBody body = RequestBody.create(mediaType, requestBody);
        Request request = new Request.Builder()
                .url(apiUrl)
                .post(body)
                .addHeader("User-Agent", "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36")
                .build();
        Response response = client.newCall(request).execute();
        if (!response.isSuccessful()) {
            // Failure handling...
            System.out.println("Request failed: " + response.code() + " - " + response.message());
        }

        // Signature verification processing
        String responseBody = response.body().string();
        System.out.println("Response: " + responseBody);
        Type type = new com.google.gson.reflect.TypeToken<Map<String, Object>>() {}.getType();
        Map<String, Object> map = gson.fromJson(responseBody, type);
        boolean verifyResult = CheeseTradeRSAUtil.verifySign(map, PLAT_PUBLIC_KEY);
        if (verifyResult) {
            // ... If signature verification is successful, process normal business logic.
        } else {
            // ... Signature verification error
        }
        response.close();
    }
}

<?php

    // Platform public key, obtained from key configuration
    $platPublicKey = '-----BEGIN RSA PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1dad35S74jfLPbHJh8P0jDHiTvkxwrtITK97ovVu19B24UdiHyHoEZgtNlS6alFQj1ULQ71d6EPh2rWCNkS2b5HGQXwDYBtwvesVQ8h4Sf3eVPTTLGw3BS7Os4vtDEN6BezMdv3sUG2N5i6JF+5H4CQTq3MD2Cx6u/Cv7oFOdFqeDT0AH+TR7uyZxn69OtkJaHHr834EUcdShJKKMQtbC11WCcut7ilDUgdvZnThiVTq7cfl8mcC9FDKcQ9bMWamScWIB5cJQdUW23Kr0c1NvZlpgPS8U5VODM4Uc4muHJPD2cJmquuJ+4AGP36rEk27lUB3h7B6JI1QGiuh1yyPDwIDAQAB
-----END RSA PUBLIC KEY-----';
    // Merchant private key, generated by the merchant himself
    $mchPrivateKey = '-----BEGIN RSA PRIVATE KEY-----
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
-----END RSA PRIVATE KEY-----';
    
    // parameter
    $appId = 'B2iwKFIM4tvo';
    $merchantId = 'CH10001165';
    // The order number cannot be repeated
    $mchOrderNo = 'T'.date("YmdHis",time());
    $paymentMode = 'LOCAL_PAY';
    $amount = '10';
    $name = 'CheezeePay Test';
    $description = 'test payin';
    $language = 'pt_br';
    $notifyUrl = 'https://yourdomain/notifyUrl';
    $timestamp = floor(microtime(true) * 1000);
   
    $params = array(
        'appId' => $appId,
        'merchantId' => $merchantId,
        'mchOrderNo' => $mchOrderNo,
        'paymentMode' => $paymentMode,
        'amount' => $amount,
        'name' => $name,
        'description' => $description,
        'language' => $language,
        'notifyUrl' => $notifyUrl,
        'timestamp' => $timestamp
    );


      // Splicing parameters
    $str = ConnectStrings($params);
    echo $str;


    // Generate signature
    $sign = genSign($str, $mchPrivateKey);
    echo $sign;
    $params['sign'] = $sign;

    $params_string = json_encode($params);
    $url = 'https://test2-openapi.91fafafa.com/api/payment/brazil/order/create/v1';
    $ch = curl_init();

    curl_setopt($ch, CURLOPT_URL, $url);
    curl_setopt($ch, CURLOPT_CUSTOMREQUEST, "POST");
    curl_setopt($ch, CURLOPT_POSTFIELDS, $params_string);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($ch, CURLOPT_HTTPHEADER, array(
		'User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36',
        'Content-Type: application/json',
        'Content-Length: ' . strlen($params_string))
    );
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);

    //execute post
    $request = curl_exec($ch);
    $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);

    if($httpCode == 200)
    {
        $result = json_decode($request, true);
        echo "code :". $result['code'] . "\n";
        echo "msg :". $result['msg'] . "\n";
        echo "tradeNo :". $result['tradeNo'] . "\n";
        echo "cashierLink :". $result['cashierLink'] . "\n";
        echo "sign :". $result['sign'] . "\n";
        
        $sign = $result['sign'];
        unset($result['sign']);
        $string = ConnectStrings($result);
        //Visa Signature
        $decryptStr = verifySign($string, $sign, $platPublicKey);
        echo "decryptStr :". $sign, $platPublicKey . "\n";
    }
    else {
        echo $httpCode;
    }
  
//Concatenating strings
 function ConnectStrings($params)
{
    // Get all the keys of the map and sort them
    $keys = array_keys($params);
    sort($keys);

    // Traverse the key list, get the corresponding value, and concatenate it into a string
    $str = '';

    foreach ($keys as $key) {
        $str .=  $key . '=' . $params[$key] . '&';
    }
    $str = rtrim($str, '&');
    return $str;
}     

   //Generate signature
function genSign($toSign, $privateKey){
    $key = openssl_get_privatekey($privateKey);
    openssl_sign($toSign, $signature, $key, OPENSSL_ALGO_SHA256);
    openssl_free_key($key);
    $sign = base64_encode($signature);
    return $sign;
}

//Verify signature
function verifySign($data, $sign, $pubKey){
    $sign = base64_decode($sign);
    $key = openssl_pkey_get_public($pubKey);
    $result = openssl_verify($data, $sign, $key, OPENSSL_ALGO_SHA256) === 1;
    return $result;
}

?>

const AXIOS= require('axios');
//The functions of the introduced signature tool class (CheeseTradeRSAUtil). 
//The signature tool class can refer to the DEMO in "Signature & Verification Algorithm"
const  { getSign, verifySign }= require('./CheeseTradeRSAUtil');

// Platform public key
const platPublicKey = `-----BEGIN PUBLIC KEY-----
MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA1dad35S74jfLPbHJh8P0jDHiTvkxwrtITK97ovVu19B24UdiHyHoEZgtNlS6alFQj1ULQ71d6EPh2rWCNkS2b5HGQXwDYBtwvesVQ8h4Sf3eVPTTLGw3BS7Os4vtDEN6BezMdv3sUG2N5i6JF+5H4CQTq3MD2Cx6u/Cv7oFOdFqeDT0AH+TR7uyZxn69OtkJaHHr834EUcdShJKKMQtbC11WCcut7ilDUgdvZnThiVTq7cfl8mcC9FDKcQ9bMWamScWIB5cJQdUW23Kr0c1NvZlpgPS8U5VODM4Uc4muHJPD2cJmquuJ+4AGP36rEk27lUB3h7B6JI1QGiuh1yyPDwIDAQAB
-----END PUBLIC KEY-----`;

// Merchant private key
const mchPrivateKey = `-----BEGIN PRIVATE KEY-----
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
-----END PRIVATE KEY-----`;


// Request Parameters
const params =
    {
        appId:'B2iwKFIM4tvo',
        merchantId : 'CH10001165',
        mchOrderNo : parseInt(Math.random()*99999999999),
        paymentMode : 'LOCAL_PAY',
        amount : '10',
        name : 'Cheezeepay',
        description : 'test payin',
        language : 'en',
        notifyUrl : 'https://yourdomain/notifyUrl',
        timestamp : Date.now()
    };

//------------- MAIN -------
// Request payin order interface URL
const url = 'https://test2-openapi.91fafafa.com/api/payment/brazil/order/create/v1';

const sign = getSign(params, mchPrivateKey);
console.log('Generated signature:', sign);
params.sign = sign;
sendRequestAndVerify(url,params);

//POST Request
async function sendRequestAndVerify(apiUrl, requestBody) {
    try {
        // send POST Request
        const response = await AXIOS.post(apiUrl, requestBody, {
            headers: {
                'Content-Type': 'application/json; charset=utf-8',
                'User-Agent': 'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/93.0.4577.63 Safari/537.36',
            },
        });

        // Check if the request was successful
        if (response.status !== 200) {
            console.error(`Request failed: ${response.status} - ${response.statusText}`);
            return;
        }

        // Get the response body
        const responseBody = response.data;
        console.log('Response:', responseBody);

        //  Signature verification
        const verifyResult = verifySign(responseBody,platPublicKey);
        if (verifyResult) {
            console.log('成功验签');
            // Signature verification passed, processing normal business logic
        } else {
            console.error('签名验证错误');
        }
    } catch (error) {
        console.error('请求失败:', error.message);
    }
}

Fiat Currency Asynchronous Notification