first commit

2025-11-28 10:08:12 +08:00
commit 09a14bf0a3
1088 changed files with 145132 additions and 0 deletions
@@ -0,0 +1,119 @@
+<?php
+
+class PayPalClient
+{
+    private static $api_url = [
+        0 => 'https://api-m.paypal.com',
+        1 => 'https://api-m.sandbox.paypal.com',
+    ];
+
+    private $gateway_url;
+    private $client_id;
+    private $client_secret;
+    private $access_token;
+
+    public function __construct($client_id, $client_secret, $mode)
+    {
+        $this->gateway_url = self::$api_url[$mode];
+        $this->client_id = $client_id;
+        $this->client_secret = $client_secret;
+        $this->access_token = $this->getAccessToken();
+    }
+
+    //获取Token
+    public function getAccessToken(){
+        $path = '/v1/oauth2/token';
+        $post = 'grant_type=client_credentials';
+        $result = $this->curl($this->gateway_url . $path, $post, true);
+        $this->access_token = $result['access_token'];
+        return $this->access_token;
+    }
+
+    //创建订单
+    public function createOrder($params){
+        $path = '/v2/checkout/orders';
+        return $this->curl($this->gateway_url . $path, $params);
+    }
+
+    //支付订单
+    public function captureOrder($id){
+        $path = '/v2/checkout/orders/'.$id.'/capture';
+        return $this->curl($this->gateway_url . $path, '');
+    }
+
+    //查询订单
+    public function orderDetail($id){
+        $path = '/v2/checkout/orders/'.$id;
+        return $this->curl($this->gateway_url . $path);
+    }
+
+    //查询支付
+    public function paymentDetail($capture_id){
+        $path = '/v2/payments/captures/'.$capture_id;
+        return $this->curl($this->gateway_url . $path);
+    }
+
+    //退款
+    public function refundPayment($capture_id, $params){
+        $path = '/v2/payments/captures/'.$capture_id.'/refund';
+        return $this->curl($this->gateway_url . $path, $params);
+    }
+
+    //退款查询
+    public function refundDetail($refund_id){
+        $path = '/v2/payments/refunds/'.$refund_id;
+        return $this->curl($this->gateway_url . $path);
+    }
+
+    private function curl($url, $data = null, $auth = false)
+    {
+        $header[] = 'Accept: application/json';
+        $header[] = 'Content-Type: application/json';
+        if(!empty($this->access_token))
+        {
+            $header[] = 'Authorization: Bearer '.$this->access_token;
+        }
+        if($data !== null && is_array($data)){
+            $data = json_encode($data);
+        }
+
+        $curlVersion = curl_version();
+        $ua = 'PayPalSDK/PayPal-PHP-SDK 1.14.0 (platform-ver='.PHP_VERSION.'; os='.str_replace(' ', '_', php_uname('s') . ' ' . php_uname('r')).'; machine='.php_uname('m').'; curl='.$curlVersion['version'].')';
+
+        $ch = curl_init();
+        curl_setopt($ch, CURLOPT_URL, $url);
+        curl_setopt($ch, CURLOPT_FAILONERROR, false);
+        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
+        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
+        if($data !== null){
+            curl_setopt($ch, CURLOPT_POST, true);
+            curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
+        }
+        curl_setopt($ch, CURLOPT_HTTPHEADER, $header);
+        curl_setopt($ch, CURLOPT_USERAGENT, $ua);
+        curl_setopt($ch, CURLOPT_TIMEOUT, 30);
+        // 获取token
+        if ($auth) {
+            curl_setopt($ch, CURLOPT_USERPWD, $this->client_id.':'.$this->client_secret);
+        }
+        $response = curl_exec($ch);
+        if (curl_errno($ch)) {
+            throw new Exception('curl error: '.curl_error($ch));
+        }
+        $httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
+        curl_close($ch);
+        $result = json_decode($response, true);
+        if($httpCode>=200 && $httpCode<300){
+            return $result;
+        }else{
+            if(isset($result['error_description'])){
+                throw new Exception('['.$result['error'].']'.$result['error_description']);
+            }elseif(isset($result['message'])){
+                throw new Exception('['.$result['name'].']'.$result['message']);
+            }else{
+                throw new Exception('返回数据解析失败(httpCode='.$httpCode.')');
+            }
+        }
+    }
+}