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- <?php
- namespace App\Payments;
- class Coinbase {
- public function __construct($config) {
- $this->config = $config;
- }
- public function form()
- {
- return [
- 'coinbase_url' => [
- 'label' => '接口地址',
- 'description' => '',
- 'type' => 'input',
- ],
- 'coinbase_api_key' => [
- 'label' => 'API KEY',
- 'description' => '',
- 'type' => 'input',
- ],
- 'coinbase_webhook_key' => [
- 'label' => 'WEBHOOK KEY',
- 'description' => '',
- 'type' => 'input',
- ],
- ];
- }
- public function pay($order) {
- $params = [
- 'name' => '订阅套餐',
- 'description' => '订单号 ' . $order['trade_no'],
- 'pricing_type' => 'fixed_price',
- 'local_price' => [
- 'amount' => sprintf('%.2f', $order['total_amount'] / 100),
- 'currency' => 'CNY'
- ],
- 'metadata' => [
- "outTradeNo" => $order['trade_no'],
- ],
- ];
- $params_string = http_build_query($params);
-
- $ret_raw = self::_curlPost($this->config['coinbase_url'], $params_string);
- $ret = @json_decode($ret_raw, true);
-
- if(empty($ret['data']['hosted_url'])) {
- abort(500, "error!");
- }
- return [
- 'type' => 1,
- 'data' => $ret['data']['hosted_url'],
- ];
- }
- public function notify($params) {
-
- $payload = trim(file_get_contents('php://input'));
- $json_param = json_decode($payload, true);
- $headerName = 'X-Cc-Webhook-Signature';
- $headers = getallheaders();
- $signatureHeader = isset($headers[$headerName]) ? $headers[$headerName] : '';
- $computedSignature = \hash_hmac('sha256', $payload, $this->config['coinbase_webhook_key']);
- if (!self::hashEqual($signatureHeader, $computedSignature)) {
- abort(400, 'HMAC signature does not match');
- }
-
- $out_trade_no = $json_param['event']['data']['metadata']['outTradeNo'];
- $pay_trade_no=$json_param['event']['id'];
- return [
- 'trade_no' => $out_trade_no,
- 'callback_no' => $pay_trade_no
- ];
- http_response_code(200);
- die('success');
- }
- private function _curlPost($url,$params=false){
-
- $ch = curl_init();
- curl_setopt($ch, CURLOPT_URL, $url);
- curl_setopt($ch, CURLOPT_HEADER, 0);
- curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
- curl_setopt($ch, CURLOPT_TIMEOUT, 300);
- curl_setopt($ch, CURLOPT_POSTFIELDS, $params);
- curl_setopt(
- $ch, CURLOPT_HTTPHEADER, array('X-CC-Api-Key:' .$this->config['coinbase_api_key'], 'X-CC-Version: 2018-03-22')
- );
- $result = curl_exec($ch);
- curl_close($ch);
- return $result;
- }
- /**
- * @param string $str1
- * @param string $str2
- * @return bool
- */
- public function hashEqual($str1, $str2)
- {
- if (function_exists('hash_equals')) {
- return \hash_equals($str1, $str2);
- }
- if (strlen($str1) != strlen($str2)) {
- return false;
- } else {
- $res = $str1 ^ $str2;
- $ret = 0;
- for ($i = strlen($res) - 1; $i >= 0; $i--) {
- $ret |= ord($res[$i]);
- }
- return !$ret;
- }
- }
-
- }
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