1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
declare(strict_types=1); |
4
|
|
|
|
5
|
|
|
use Psr\Http\Message\MessageInterface; |
6
|
|
|
use Psr\Http\Message\ServerRequestInterface; |
7
|
|
|
use Yansongda\Pay\Contract\ConfigInterface; |
8
|
|
|
use Yansongda\Pay\Exception\Exception; |
|
|
|
|
9
|
|
|
use Yansongda\Pay\Exception\InvalidConfigException; |
10
|
|
|
use Yansongda\Pay\Exception\InvalidResponseException; |
11
|
|
|
use Yansongda\Pay\Parser\NoHttpRequestParser; |
12
|
|
|
use Yansongda\Pay\Pay; |
13
|
|
|
use Yansongda\Pay\Plugin\ParserPlugin; |
14
|
|
|
use Yansongda\Pay\Plugin\Wechat\PreparePlugin; |
15
|
|
|
use Yansongda\Pay\Plugin\Wechat\SignPlugin; |
16
|
|
|
use Yansongda\Pay\Plugin\Wechat\WechatPublicCertsPlugin; |
17
|
|
|
use Yansongda\Pay\Provider\Wechat; |
18
|
|
|
use Yansongda\Supports\Config; |
19
|
|
|
use Yansongda\Supports\Str; |
20
|
|
|
|
21
|
|
|
if (!function_exists('should_do_http_request')) { |
22
|
|
|
function should_do_http_request(?string $direction): bool |
23
|
|
|
{ |
24
|
|
|
return is_null($direction) || |
25
|
|
|
(NoHttpRequestParser::class !== $direction && |
26
|
|
|
!in_array(NoHttpRequestParser::class, class_parents($direction))); |
27
|
|
|
} |
28
|
|
|
} |
29
|
|
|
|
30
|
|
|
if (!function_exists('get_alipay_config')) { |
31
|
|
|
/** |
32
|
|
|
* @throws \Yansongda\Pay\Exception\ContainerException |
33
|
|
|
* @throws \Yansongda\Pay\Exception\ServiceNotFoundException |
34
|
|
|
*/ |
35
|
|
|
function get_alipay_config(array $params = []): Config |
|
|
|
|
36
|
|
|
{ |
37
|
|
|
$alipay = Pay::get(ConfigInterface::class)->get('alipay'); |
38
|
|
|
|
39
|
|
|
$config = $params['_config'] ?? 'default'; |
40
|
|
|
|
41
|
|
|
return new Config($alipay[$config] ?? []); |
42
|
|
|
} |
43
|
|
|
} |
44
|
|
|
|
45
|
|
|
if (!function_exists('get_public_cert')) { |
46
|
|
|
function get_public_cert(string $key): string |
|
|
|
|
47
|
|
|
{ |
48
|
|
|
return Str::endsWith($key, ['.cer', '.crt', '.pem']) ? file_get_contents($key) : $key; |
49
|
|
|
} |
50
|
|
|
} |
51
|
|
|
|
52
|
|
|
if (!function_exists('get_private_cert')) { |
53
|
|
|
function get_private_cert(string $key): string |
54
|
|
|
{ |
55
|
|
|
if (Str::endsWith($key, ['.crt', '.pem'])) { |
56
|
|
|
return file_get_contents($key); |
57
|
|
|
} |
58
|
|
|
|
59
|
|
|
return "-----BEGIN RSA PRIVATE KEY-----\n". |
60
|
|
|
wordwrap($key, 64, "\n", true). |
61
|
|
|
"\n-----END RSA PRIVATE KEY-----"; |
62
|
|
|
} |
63
|
|
|
} |
64
|
|
|
|
65
|
|
|
if (!function_exists('verify_alipay_sign')) { |
66
|
|
|
/** |
67
|
|
|
* @param string $sign base64decode 之后的 |
68
|
|
|
* |
69
|
|
|
* @throws \Yansongda\Pay\Exception\ContainerException |
70
|
|
|
* @throws \Yansongda\Pay\Exception\InvalidConfigException |
71
|
|
|
* @throws \Yansongda\Pay\Exception\ServiceNotFoundException |
72
|
|
|
* @throws \Yansongda\Pay\Exception\InvalidResponseException |
73
|
|
|
*/ |
74
|
|
|
function verify_alipay_sign(array $params, string $contents, string $sign): void |
75
|
|
|
{ |
76
|
|
|
$public = get_alipay_config($params)->get('alipay_public_cert_path'); |
77
|
|
|
|
78
|
|
|
if (empty($public)) { |
79
|
|
|
throw new InvalidConfigException(Exception::ALIPAY_CONFIG_ERROR, 'Missing Alipay Config -- [alipay_public_cert_path]'); |
80
|
|
|
} |
81
|
|
|
|
82
|
|
|
$result = 1 === openssl_verify( |
83
|
|
|
$contents, |
84
|
|
|
$sign, |
85
|
|
|
get_public_cert($public), |
86
|
|
|
OPENSSL_ALGO_SHA256); |
87
|
|
|
|
88
|
|
|
if (!$result) { |
89
|
|
|
throw new InvalidResponseException(Exception::INVALID_RESPONSE_SIGN, '', func_get_args()); |
90
|
|
|
} |
91
|
|
|
} |
92
|
|
|
} |
93
|
|
|
|
94
|
|
|
if (!function_exists('get_wechat_config')) { |
95
|
|
|
/** |
96
|
|
|
* @throws \Yansongda\Pay\Exception\ContainerException |
97
|
|
|
* @throws \Yansongda\Pay\Exception\ServiceNotFoundException |
98
|
|
|
*/ |
99
|
|
|
function get_wechat_config(array $params): Config |
100
|
|
|
{ |
101
|
|
|
$wechat = Pay::get(ConfigInterface::class)->get('wechat'); |
102
|
|
|
|
103
|
|
|
$config = $params['_config'] ?? 'default'; |
104
|
|
|
|
105
|
|
|
return new Config($wechat[$config] ?? []); |
106
|
|
|
} |
107
|
|
|
} |
108
|
|
|
|
109
|
|
|
if (!function_exists('get_wechat_base_uri')) { |
110
|
|
|
/** |
111
|
|
|
* @throws \Yansongda\Pay\Exception\ContainerException |
112
|
|
|
* @throws \Yansongda\Pay\Exception\ServiceNotFoundException |
113
|
|
|
*/ |
114
|
|
|
function get_wechat_base_uri(array $params): string |
|
|
|
|
115
|
|
|
{ |
116
|
|
|
$config = get_wechat_config($params); |
117
|
|
|
|
118
|
|
|
return Wechat::URL[$config->get('mode', Pay::MODE_NORMAL)]; |
119
|
|
|
} |
120
|
|
|
} |
121
|
|
|
|
122
|
|
|
if (!function_exists('get_wechat_authorization')) { |
123
|
|
|
/** |
124
|
|
|
* @throws \Yansongda\Pay\Exception\ContainerException |
125
|
|
|
* @throws \Yansongda\Pay\Exception\ServiceNotFoundException |
126
|
|
|
* @throws \Yansongda\Pay\Exception\InvalidConfigException |
127
|
|
|
*/ |
128
|
|
|
function get_wechat_authorization(array $params, int $timestamp, string $random, string $contents): string |
129
|
|
|
{ |
130
|
|
|
$config = get_wechat_config($params); |
131
|
|
|
$mchPublicCertPath = $config->get('mch_public_cert_path'); |
132
|
|
|
|
133
|
|
|
if (empty($mchPublicCertPath)) { |
134
|
|
|
throw new InvalidConfigException(Exception::WECHAT_CONFIG_ERROR, 'Missing Wechat Config -- [mch_public_cert_path]'); |
135
|
|
|
} |
136
|
|
|
|
137
|
|
|
$ssl = openssl_x509_parse(get_public_cert($mchPublicCertPath)); |
138
|
|
|
|
139
|
|
|
if (empty($ssl['serialNumberHex'])) { |
140
|
|
|
throw new InvalidConfigException(Exception::WECHAT_CONFIG_ERROR, 'Parse [mch_public_cert_path] Serial Number Error'); |
141
|
|
|
} |
142
|
|
|
|
143
|
|
|
$auth = sprintf( |
144
|
|
|
'mchid="%s",nonce_str="%s",timestamp="%d",serial_no="%s",signature="%s"', |
145
|
|
|
$config->get('mch_id', ''), |
146
|
|
|
$random, |
147
|
|
|
$timestamp, |
148
|
|
|
$ssl['serialNumberHex'], |
149
|
|
|
get_wechat_sign($params, $contents), |
150
|
|
|
); |
151
|
|
|
|
152
|
|
|
return 'WECHATPAY2-SHA256-RSA2048 '.$auth; |
153
|
|
|
} |
154
|
|
|
} |
155
|
|
|
|
156
|
|
|
if (!function_exists('get_wechat_sign')) { |
157
|
|
|
/** |
158
|
|
|
* @throws \Yansongda\Pay\Exception\ContainerException |
159
|
|
|
* @throws \Yansongda\Pay\Exception\ServiceNotFoundException |
160
|
|
|
* @throws \Yansongda\Pay\Exception\InvalidConfigException |
161
|
|
|
*/ |
162
|
|
|
function get_wechat_sign(array $params, string $contents): string |
163
|
|
|
{ |
164
|
|
|
$privateKey = get_wechat_config($params)->get('mch_secret_cert'); |
165
|
|
|
|
166
|
|
|
if (empty($privateKey)) { |
167
|
|
|
throw new InvalidConfigException(Exception::WECHAT_CONFIG_ERROR, 'Missing Wechat Config -- [mch_secret_cert]'); |
168
|
|
|
} |
169
|
|
|
|
170
|
|
|
$privateKey = get_private_cert($privateKey); |
171
|
|
|
|
172
|
|
|
openssl_sign($contents, $sign, $privateKey, 'sha256WithRSAEncryption'); |
173
|
|
|
|
174
|
|
|
return base64_encode($sign); |
175
|
|
|
} |
176
|
|
|
} |
177
|
|
|
|
178
|
|
|
if (!function_exists('verify_wechat_sign')) { |
179
|
|
|
/** |
180
|
|
|
* @param \Psr\Http\Message\ServerRequestInterface|\Psr\Http\Message\ResponseInterface $message |
181
|
|
|
* |
182
|
|
|
* @throws \Yansongda\Pay\Exception\ContainerException |
183
|
|
|
* @throws \Yansongda\Pay\Exception\InvalidConfigException |
184
|
|
|
* @throws \Yansongda\Pay\Exception\InvalidResponseException |
185
|
|
|
* @throws \Yansongda\Pay\Exception\ServiceNotFoundException |
186
|
|
|
* @throws \Yansongda\Pay\Exception\InvalidParamsException |
187
|
|
|
*/ |
188
|
|
|
function verify_wechat_sign(MessageInterface $message, array $params): void |
189
|
|
|
{ |
190
|
|
|
if ($message instanceof ServerRequestInterface && 'localhost' === $message->getUri()->getHost()) { |
191
|
|
|
return; |
192
|
|
|
} |
193
|
|
|
|
194
|
|
|
$wechatSerial = $message->getHeaderLine('Wechatpay-Serial'); |
195
|
|
|
$timestamp = $message->getHeaderLine('Wechatpay-Timestamp'); |
196
|
|
|
$random = $message->getHeaderLine('Wechatpay-Nonce'); |
197
|
|
|
$sign = $message->getHeaderLine('Wechatpay-Signature'); |
198
|
|
|
$body = $message->getBody()->getContents(); |
199
|
|
|
|
200
|
|
|
$content = $timestamp."\n".$random."\n".$body."\n"; |
201
|
|
|
$public = get_wechat_config($params)->get('wechat_public_cert_path.'.$wechatSerial); |
202
|
|
|
|
203
|
|
|
if (empty($sign)) { |
204
|
|
|
throw new InvalidResponseException(Exception::INVALID_RESPONSE_SIGN, '', ['headers' => $message->getHeaders(), 'body' => $body]); |
205
|
|
|
} |
206
|
|
|
|
207
|
|
|
$public = get_public_cert( |
208
|
|
|
empty($public) ? reload_wechat_public_certs($params, $wechatSerial) : $public |
209
|
|
|
); |
210
|
|
|
|
211
|
|
|
$result = 1 === openssl_verify( |
212
|
|
|
$content, |
213
|
|
|
base64_decode($sign), |
214
|
|
|
$public, |
215
|
|
|
'sha256WithRSAEncryption' |
216
|
|
|
); |
217
|
|
|
|
218
|
|
|
if (!$result) { |
219
|
|
|
throw new InvalidResponseException(Exception::INVALID_RESPONSE_SIGN, '', ['headers' => $message->getHeaders(), 'body' => $body]); |
220
|
|
|
} |
221
|
|
|
} |
222
|
|
|
} |
223
|
|
|
|
224
|
|
|
if (!function_exists('encrypt_wechat_contents')) { |
225
|
|
|
function encrypt_wechat_contents(string $contents, string $publicKey): ?string |
226
|
|
|
{ |
227
|
|
|
if (openssl_public_encrypt($contents, $encrypted, get_public_cert($publicKey), OPENSSL_PKCS1_OAEP_PADDING)) { |
228
|
|
|
return base64_encode($encrypted); |
229
|
|
|
} |
230
|
|
|
|
231
|
|
|
return null; |
232
|
|
|
} |
233
|
|
|
} |
234
|
|
|
|
235
|
|
|
if (!function_exists('reload_wechat_public_certs')) { |
236
|
|
|
/** |
237
|
|
|
* @throws \Yansongda\Pay\Exception\ContainerException |
238
|
|
|
* @throws \Yansongda\Pay\Exception\InvalidConfigException |
239
|
|
|
* @throws \Yansongda\Pay\Exception\ServiceNotFoundException |
240
|
|
|
* @throws \Yansongda\Pay\Exception\InvalidParamsException |
241
|
|
|
* @throws \Yansongda\Pay\Exception\InvalidResponseException |
242
|
|
|
*/ |
243
|
|
|
function reload_wechat_public_certs(array $params, ?string $serialNo = null): string |
244
|
|
|
{ |
245
|
|
|
$data = Pay::wechat()->pay( |
246
|
|
|
[PreparePlugin::class, WechatPublicCertsPlugin::class, SignPlugin::class, ParserPlugin::class], |
247
|
|
|
$params |
248
|
|
|
)->get('data', []); |
|
|
|
|
249
|
|
|
|
250
|
|
|
foreach ($data as $item) { |
251
|
|
|
$certs[$item['serial_no']] = decrypt_wechat_resource($item['encrypt_certificate'], $params)['ciphertext'] ?? ''; |
252
|
|
|
} |
253
|
|
|
|
254
|
|
|
$wechatConfig = get_wechat_config($params); |
255
|
|
|
$wechatConfig['wechat_public_cert_path'] = ((array) $wechatConfig['wechat_public_cert_path']) + ($certs ?? []); |
256
|
|
|
|
257
|
|
|
Pay::set(ConfigInterface::class, Pay::get(ConfigInterface::class)->merge([ |
258
|
|
|
'wechat' => [$params['_config'] ?? 'default' => $wechatConfig->all()], |
259
|
|
|
])); |
260
|
|
|
|
261
|
|
|
if (!is_null($serialNo) && empty($certs[$serialNo])) { |
262
|
|
|
throw new InvalidConfigException(Exception::WECHAT_CONFIG_ERROR, 'Get Wechat Public Cert Error'); |
263
|
|
|
} |
264
|
|
|
|
265
|
|
|
return $certs[$serialNo] ?? ''; |
266
|
|
|
} |
267
|
|
|
} |
268
|
|
|
|
269
|
|
|
if (!function_exists('decrypt_wechat_resource')) { |
270
|
|
|
/** |
271
|
|
|
* @throws \Yansongda\Pay\Exception\ContainerException |
272
|
|
|
* @throws \Yansongda\Pay\Exception\InvalidConfigException |
273
|
|
|
* @throws \Yansongda\Pay\Exception\InvalidResponseException |
274
|
|
|
* @throws \Yansongda\Pay\Exception\ServiceNotFoundException |
275
|
|
|
*/ |
276
|
|
|
function decrypt_wechat_resource(array $resource, array $params): array |
277
|
|
|
{ |
278
|
|
|
$ciphertext = base64_decode($resource['ciphertext'] ?? ''); |
279
|
|
|
$secret = get_wechat_config($params)->get('mch_secret_key'); |
280
|
|
|
|
281
|
|
|
if (strlen($ciphertext) <= Wechat::AUTH_TAG_LENGTH_BYTE) { |
282
|
|
|
throw new InvalidResponseException(Exception::INVALID_CIPHERTEXT_PARAMS); |
283
|
|
|
} |
284
|
|
|
|
285
|
|
|
if (is_null($secret) || Wechat::MCH_SECRET_KEY_LENGTH_BYTE != strlen($secret)) { |
286
|
|
|
throw new InvalidConfigException(Exception::WECHAT_CONFIG_ERROR, 'Missing Wechat Config -- [mch_secret_key]'); |
287
|
|
|
} |
288
|
|
|
|
289
|
|
|
switch ($resource['algorithm'] ?? '') { |
290
|
|
|
case 'AEAD_AES_256_GCM': |
291
|
|
|
$resource['ciphertext'] = decrypt_wechat_resource_aes_256_gcm($ciphertext, $secret, $resource['nonce'] ?? '', $resource['associated_data'] ?? ''); |
292
|
|
|
break; |
293
|
|
|
default: |
294
|
|
|
throw new InvalidResponseException(Exception::INVALID_REQUEST_ENCRYPTED_METHOD); |
295
|
|
|
} |
296
|
|
|
|
297
|
|
|
return $resource; |
298
|
|
|
} |
299
|
|
|
} |
300
|
|
|
|
301
|
|
|
if (!function_exists('decrypt_wechat_resource_aes_256_gcm')) { |
302
|
|
|
/** |
303
|
|
|
* @throws \Yansongda\Pay\Exception\InvalidResponseException |
304
|
|
|
* |
305
|
|
|
* @return array|string |
306
|
|
|
*/ |
307
|
|
|
function decrypt_wechat_resource_aes_256_gcm(string $ciphertext, string $secret, string $nonce, string $associatedData) |
308
|
|
|
{ |
309
|
|
|
$decrypted = openssl_decrypt( |
310
|
|
|
substr($ciphertext, 0, -Wechat::AUTH_TAG_LENGTH_BYTE), |
311
|
|
|
'aes-256-gcm', |
312
|
|
|
$secret, |
313
|
|
|
OPENSSL_RAW_DATA, |
314
|
|
|
$nonce, |
315
|
|
|
substr($ciphertext, -Wechat::AUTH_TAG_LENGTH_BYTE), |
316
|
|
|
$associatedData |
317
|
|
|
); |
318
|
|
|
|
319
|
|
|
if ('certificate' !== $associatedData) { |
320
|
|
|
$decrypted = json_decode($decrypted, true); |
321
|
|
|
|
322
|
|
|
if (JSON_ERROR_NONE !== json_last_error()) { |
323
|
|
|
throw new InvalidResponseException(Exception::INVALID_REQUEST_ENCRYPTED_DATA); |
324
|
|
|
} |
325
|
|
|
} |
326
|
|
|
|
327
|
|
|
return $decrypted; |
328
|
|
|
} |
329
|
|
|
} |
330
|
|
|
|
Let?s assume that you have a directory layout like this:
and let?s assume the following content of
Bar.php
:If both files
OtherDir/Foo.php
andSomeDir/Foo.php
are loaded in the same runtime, you will see a PHP error such as the following:PHP Fatal error: Cannot use SomeDir\Foo as Foo because the name is already in use in OtherDir/Foo.php
However, as
OtherDir/Foo.php
does not necessarily have to be loaded and the error is only triggered if it is loaded beforeOtherDir/Bar.php
, this problem might go unnoticed for a while. In order to prevent this error from surfacing, you must import the namespace with a different alias: