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ymww_backend/addons/epay/library/v3/Yansongda/Pay/Functions.php

397 lines
12 KiB

1 year ago
<?php
declare(strict_types=1);
namespace Yansongda\Pay;
use Psr\Http\Message\MessageInterface;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Yansongda\Pay\Contract\ConfigInterface;
use Yansongda\Pay\Direction\NoHttpRequestDirection;
use Yansongda\Pay\Exception\ContainerException;
use Yansongda\Pay\Exception\Exception;
use Yansongda\Pay\Exception\InvalidConfigException;
use Yansongda\Pay\Exception\InvalidParamsException;
use Yansongda\Pay\Exception\InvalidResponseException;
use Yansongda\Pay\Exception\ServiceNotFoundException;
use Yansongda\Pay\Plugin\ParserPlugin;
use Yansongda\Pay\Plugin\Wechat\PreparePlugin;
use Yansongda\Pay\Plugin\Wechat\RadarSignPlugin;
use Yansongda\Pay\Plugin\Wechat\WechatPublicCertsPlugin;
use Yansongda\Pay\Provider\Wechat;
use Yansongda\Supports\Str;
if (!function_exists('should_do_http_request')) {
function should_do_http_request(string $direction): bool
{
return NoHttpRequestDirection::class !== $direction
&& !in_array(NoHttpRequestDirection::class, class_parents($direction));
}
}
if (!function_exists('get_tenant')) {
function get_tenant(array $params = []): string
{
return strval($params['_config'] ?? 'default');
}
}
if (!function_exists('get_alipay_config')) {
/**
* @throws ContainerException
* @throws ServiceNotFoundException
*/
function get_alipay_config(array $params = []): array
{
$alipay = Pay::get(ConfigInterface::class)->get('alipay');
return $alipay[get_tenant($params)] ?? [];
}
}
if (!function_exists('get_public_cert')) {
function get_public_cert(string $key): string
{
return Str::endsWith($key, ['.cer', '.crt', '.pem']) ? file_get_contents($key) : $key;
}
}
if (!function_exists('get_private_cert')) {
function get_private_cert(string $key): string
{
if (Str::endsWith($key, ['.crt', '.pem'])) {
return file_get_contents($key);
}
return "-----BEGIN RSA PRIVATE KEY-----\n".
wordwrap($key, 64, "\n", true).
"\n-----END RSA PRIVATE KEY-----";
}
}
if (!function_exists('verify_alipay_sign')) {
/**
* @throws ContainerException
* @throws InvalidConfigException
* @throws ServiceNotFoundException
* @throws InvalidResponseException
*/
function verify_alipay_sign(array $params, string $contents, string $sign): void
{
$public = get_alipay_config($params)['alipay_public_cert_path'] ?? null;
if (empty($public)) {
throw new InvalidConfigException(Exception::ALIPAY_CONFIG_ERROR, 'Missing Alipay Config -- [alipay_public_cert_path]');
}
$result = 1 === openssl_verify(
$contents,
base64_decode($sign),
get_public_cert($public),
OPENSSL_ALGO_SHA256
);
if (!$result) {
throw new InvalidResponseException(Exception::INVALID_RESPONSE_SIGN, 'Verify Alipay Response Sign Failed', func_get_args());
}
}
}
if (!function_exists('get_wechat_config')) {
/**
* @throws ContainerException
* @throws ServiceNotFoundException
*/
function get_wechat_config(array $params): array
{
$wechat = Pay::get(ConfigInterface::class)->get('wechat');
return $wechat[get_tenant($params)] ?? [];
}
}
if (!function_exists('get_wechat_base_uri')) {
/**
* @throws ContainerException
* @throws ServiceNotFoundException
*/
function get_wechat_base_uri(array $params): string
{
$config = get_wechat_config($params);
return Wechat::URL[$config['mode'] ?? Pay::MODE_NORMAL];
}
}
if (!function_exists('get_wechat_sign')) {
/**
* @throws ContainerException
* @throws ServiceNotFoundException
* @throws InvalidConfigException
*/
function get_wechat_sign(array $params, string $contents): string
{
$privateKey = get_wechat_config($params)['mch_secret_cert'] ?? null;
if (empty($privateKey)) {
throw new InvalidConfigException(Exception::WECHAT_CONFIG_ERROR, 'Missing Wechat Config -- [mch_secret_cert]');
}
$privateKey = get_private_cert($privateKey);
openssl_sign($contents, $sign, $privateKey, 'sha256WithRSAEncryption');
return base64_encode($sign);
}
}
if (!function_exists('get_wechat_sign_v2')) {
/**
* @throws ContainerException
* @throws ServiceNotFoundException
* @throws InvalidConfigException
*/
function get_wechat_sign_v2(array $params, array $payload, bool $upper = true): string
{
$key = get_wechat_config($params)['mch_secret_key_v2'] ?? null;
if (empty($key)) {
throw new InvalidConfigException(Exception::WECHAT_CONFIG_ERROR, 'Missing Wechat Config -- [mch_secret_key_v2]');
}
ksort($payload);
$buff = '';
foreach ($payload as $k => $v) {
$buff .= ('sign' != $k && '' != $v && !is_array($v)) ? $k.'='.$v.'&' : '';
}
$sign = md5($buff.'key='.$key);
return $upper ? strtoupper($sign) : $sign;
}
}
if (!function_exists('verify_wechat_sign')) {
/**
* @param ResponseInterface|ServerRequestInterface $message
*
* @throws ContainerException
* @throws InvalidConfigException
* @throws InvalidResponseException
* @throws ServiceNotFoundException
* @throws InvalidParamsException
*/
function verify_wechat_sign(MessageInterface $message, array $params): void
{
if ($message instanceof ServerRequestInterface && 'localhost' === $message->getUri()->getHost()) {
return;
}
$wechatSerial = $message->getHeaderLine('Wechatpay-Serial');
$timestamp = $message->getHeaderLine('Wechatpay-Timestamp');
$random = $message->getHeaderLine('Wechatpay-Nonce');
$sign = $message->getHeaderLine('Wechatpay-Signature');
$body = (string) $message->getBody();
$content = $timestamp."\n".$random."\n".$body."\n";
$public = get_wechat_config($params)['wechat_public_cert_path'][$wechatSerial] ?? null;
if (empty($sign)) {
throw new InvalidResponseException(Exception::INVALID_RESPONSE_SIGN, '', ['headers' => $message->getHeaders(), 'body' => $body]);
}
$public = get_public_cert(
empty($public) ? reload_wechat_public_certs($params, $wechatSerial) : $public
);
$result = 1 === openssl_verify(
$content,
base64_decode($sign),
$public,
'sha256WithRSAEncryption'
);
if (!$result) {
throw new InvalidResponseException(Exception::INVALID_RESPONSE_SIGN, '', ['headers' => $message->getHeaders(), 'body' => $body]);
}
}
}
if (!function_exists('encrypt_wechat_contents')) {
function encrypt_wechat_contents(string $contents, string $publicKey): ?string
{
if (openssl_public_encrypt($contents, $encrypted, get_public_cert($publicKey), OPENSSL_PKCS1_OAEP_PADDING)) {
return base64_encode($encrypted);
}
return null;
}
}
if (!function_exists('reload_wechat_public_certs')) {
/**
* @throws ContainerException
* @throws InvalidConfigException
* @throws ServiceNotFoundException
* @throws InvalidParamsException
* @throws InvalidResponseException
*/
function reload_wechat_public_certs(array $params, ?string $serialNo = null): string
{
$data = Pay::wechat()->pay(
[PreparePlugin::class, WechatPublicCertsPlugin::class, RadarSignPlugin::class, ParserPlugin::class],
$params
)->get('data', []);
foreach ($data as $item) {
$certs[$item['serial_no']] = decrypt_wechat_resource($item['encrypt_certificate'], $params)['ciphertext'] ?? '';
}
$wechatConfig = get_wechat_config($params);
Pay::get(ConfigInterface::class)->set(
'wechat.'.get_tenant($params).'.wechat_public_cert_path',
((array) ($wechatConfig['wechat_public_cert_path'] ?? [])) + ($certs ?? []),
);
if (!is_null($serialNo) && empty($certs[$serialNo])) {
throw new InvalidConfigException(Exception::WECHAT_CONFIG_ERROR, 'Get Wechat Public Cert Error');
}
return $certs[$serialNo] ?? '';
}
}
if (!function_exists('get_wechat_public_certs')) {
/**
* @throws ContainerException
* @throws InvalidConfigException
* @throws ServiceNotFoundException
* @throws InvalidParamsException
* @throws InvalidResponseException
*/
function get_wechat_public_certs(array $params = [], ?string $path = null): void
{
reload_wechat_public_certs($params);
$config = get_wechat_config($params);
if (empty($path)) {
var_dump($config['wechat_public_cert_path']);
return;
}
foreach ($config['wechat_public_cert_path'] as $serialNo => $cert) {
file_put_contents($path.'/'.$serialNo.'.crt', $cert);
}
}
}
if (!function_exists('decrypt_wechat_resource')) {
/**
* @throws ContainerException
* @throws InvalidConfigException
* @throws InvalidResponseException
* @throws ServiceNotFoundException
*/
function decrypt_wechat_resource(array $resource, array $params): array
{
$ciphertext = base64_decode($resource['ciphertext'] ?? '');
$secret = get_wechat_config($params)['mch_secret_key'] ?? null;
if (strlen($ciphertext) <= Wechat::AUTH_TAG_LENGTH_BYTE) {
throw new InvalidResponseException(Exception::INVALID_CIPHERTEXT_PARAMS);
}
if (is_null($secret) || Wechat::MCH_SECRET_KEY_LENGTH_BYTE != strlen($secret)) {
throw new InvalidConfigException(Exception::WECHAT_CONFIG_ERROR, 'Missing Wechat Config -- [mch_secret_key]');
}
switch ($resource['algorithm'] ?? '') {
case 'AEAD_AES_256_GCM':
$resource['ciphertext'] = decrypt_wechat_resource_aes_256_gcm($ciphertext, $secret, $resource['nonce'] ?? '', $resource['associated_data'] ?? '');
break;
default:
throw new InvalidResponseException(Exception::INVALID_REQUEST_ENCRYPTED_METHOD);
}
return $resource;
}
}
if (!function_exists('decrypt_wechat_resource_aes_256_gcm')) {
/**
* @return array|string
*
* @throws InvalidResponseException
*/
function decrypt_wechat_resource_aes_256_gcm(string $ciphertext, string $secret, string $nonce, string $associatedData)
{
$decrypted = openssl_decrypt(
substr($ciphertext, 0, -Wechat::AUTH_TAG_LENGTH_BYTE),
'aes-256-gcm',
$secret,
OPENSSL_RAW_DATA,
$nonce,
substr($ciphertext, -Wechat::AUTH_TAG_LENGTH_BYTE),
$associatedData
);
if ('certificate' !== $associatedData) {
$decrypted = json_decode(strval($decrypted), true);
if (JSON_ERROR_NONE !== json_last_error()) {
throw new InvalidResponseException(Exception::INVALID_REQUEST_ENCRYPTED_DATA);
}
}
return $decrypted;
}
}
if (!function_exists('get_unipay_config')) {
/**
* @throws ContainerException
* @throws ServiceNotFoundException
*/
function get_unipay_config(array $params): array
{
$unipay = Pay::get(ConfigInterface::class)->get('unipay');
return $unipay[get_tenant($params)] ?? [];
}
}
if (!function_exists('verify_unipay_sign')) {
/**
* @throws ContainerException
* @throws InvalidConfigException
* @throws InvalidResponseException
* @throws ServiceNotFoundException
*/
function verify_unipay_sign(array $params, string $contents, string $sign): void
{
if (empty($params['signPubKeyCert'])
&& empty($public = get_unipay_config($params)['unipay_public_cert_path'] ?? null)) {
throw new InvalidConfigException(Exception::UNIPAY_CONFIG_ERROR, 'Missing Unipay Config -- [unipay_public_cert_path]');
}
$result = 1 === openssl_verify(
hash('sha256', $contents),
base64_decode($sign),
get_public_cert($params['signPubKeyCert'] ?? $public ?? ''),
'sha256'
);
if (!$result) {
throw new InvalidResponseException(Exception::INVALID_RESPONSE_SIGN, 'Verify Unipay Response Sign Failed', func_get_args());
}
}
}