海外读书
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wuchunlei
183
src/main/java/com/peanut/modules/pay/paypal/PaypalConfig.java
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183
src/main/java/com/peanut/modules/pay/paypal/PaypalConfig.java
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package com.peanut.modules.pay.paypal;
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import com.alibaba.fastjson.JSONArray;
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import com.alibaba.fastjson.JSONObject;
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import lombok.extern.slf4j.Slf4j;
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import org.springframework.stereotype.Component;
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import java.io.*;
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import java.net.HttpURLConnection;
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import java.net.URL;
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import java.util.*;
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@Component
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@Slf4j
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public class PaypalConfig {
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//沙盒
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public static final String modeUrl = "https://api-m.sandbox.paypal.com";
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public static final String CLIENID ="Ab8SeEuhkLGp6Fts9V3Cti0UcXQhITRWZkiHDM3U1fDY9YrrRc5IOcYHPfV6qROhmh0hvgysqrfOCSUr";
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public static final String SECRET ="EF63FGWI9fd4q07Ndvc_h8P7jxiZcGOWn8Ul_y1_EKpluKJNFHOW8BP62Kf1wBDQ3XYIeqF8_kVrDF7C";
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public static final String WEBSCR ="https://www.sandbox.paypal.com/cgi-bin/webscr";//回调验证地址
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//正式
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// public static final String modeUrl = "https://api-m.paypal.com";
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// public static final String CLIENID ="";
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// public static final String SECRET ="";
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// public static final String WEBSCR ="https://www.paypal.com/cgi-bin/webscr";
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public static final String accessTokenURL = "/v1/oauth2/token";
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public static final String createOrderURL = "/v2/checkout/orders";
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public static final String captureURL = "/v2/checkout/orders/%1s/capture";
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public static final String orderInfoURL = "/v2/checkout/orders/";
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public static final String refundURL = "/v2/payments/captures/%1s/refund";
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public static final String refundInfoURL = "/v2/payments/refunds/";
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//回调验证
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public String receiveVerify(String verifyData) throws Exception{
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URL url = new URL(WEBSCR);
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HttpURLConnection connection = (HttpURLConnection) url.openConnection();
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connection.setRequestMethod("POST");
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connection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
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connection.setDoOutput(true);
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OutputStreamWriter writer = new OutputStreamWriter(connection.getOutputStream());
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writer.write(verifyData);
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writer.flush();
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writer.close();
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connection.getOutputStream().close();
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InputStream responseStream = connection.getResponseCode() / 100 == 2
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? connection.getInputStream()
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: connection.getErrorStream();
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Scanner s = new Scanner(responseStream).useDelimiter("\\A");
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String response = s.hasNext() ? s.next() : "";
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System.out.println(response);
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return response;
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}
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//退款查询
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public JSONObject refundInfo(String refundId) throws Exception{
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URL url = new URL(modeUrl+refundInfoURL+refundId);
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HttpURLConnection httpConn = (HttpURLConnection) url.openConnection();
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httpConn.setRequestMethod("GET");
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httpConn.setRequestProperty("Content-Type", "application/json");
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httpConn.setRequestProperty("Authorization", "Bearer " + getAccessToken().get("access_token"));
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InputStream responseStream = httpConn.getResponseCode() / 100 == 2
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? httpConn.getInputStream()
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: httpConn.getErrorStream();
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Scanner s = new Scanner(responseStream).useDelimiter("\\A");
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String response = s.hasNext() ? s.next() : "";
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System.out.println(response);
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return JSONObject.parseObject(response);
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}
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//退款
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public JSONObject refund(String captureId) throws Exception{
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URL url = new URL(String.format(modeUrl+refundURL,captureId));
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HttpURLConnection httpConn = (HttpURLConnection) url.openConnection();
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httpConn.setRequestMethod("POST");
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httpConn.setRequestProperty("Content-Type", "application/json");
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httpConn.setRequestProperty("Authorization", "Bearer " + getAccessToken().get("access_token"));
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httpConn.setRequestProperty("Prefer", "return=representation");
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httpConn.setDoOutput(true);
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InputStream responseStream = httpConn.getResponseCode() / 100 == 2
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? httpConn.getInputStream()
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: httpConn.getErrorStream();
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Scanner s = new Scanner(responseStream).useDelimiter("\\A");
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String response = s.hasNext() ? s.next() : "";
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System.out.println(response);
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return JSONObject.parseObject(response);
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}
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//订单查询
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public JSONObject orderInfo(String paypalOrderId) throws Exception{
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URL url = new URL(modeUrl+orderInfoURL+paypalOrderId);
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HttpURLConnection httpConn = (HttpURLConnection) url.openConnection();
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httpConn.setRequestMethod("GET");
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httpConn.setRequestProperty("Authorization", "Bearer " + getAccessToken().get("access_token"));
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InputStream responseStream = httpConn.getResponseCode() / 100 == 2
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? httpConn.getInputStream()
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: httpConn.getErrorStream();
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Scanner s = new Scanner(responseStream).useDelimiter("\\A");
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String response = s.hasNext() ? s.next() : "";
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System.out.println(response);
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return JSONObject.parseObject(response);
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}
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//用户授权支付成功，进行扣款操作
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public JSONObject capture(String paypalOrderId) throws Exception{
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URL url = new URL(String.format(modeUrl+captureURL,paypalOrderId));
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HttpURLConnection httpConn = (HttpURLConnection) url.openConnection();
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httpConn.setRequestMethod("POST");
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httpConn.setRequestProperty("Content-Type", "application/json");
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httpConn.setRequestProperty("Authorization", "Bearer " + getAccessToken().get("access_token"));
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InputStream responseStream = httpConn.getResponseCode() / 100 == 2
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? httpConn.getInputStream()
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: httpConn.getErrorStream();
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Scanner s = new Scanner(responseStream).useDelimiter("\\A");
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String response = s.hasNext() ? s.next() : "";
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return JSONObject.parseObject(response);
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}
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//下单
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public JSONObject createOrder(JSONObject jsonObject){
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try{
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URL u = new URL(modeUrl+createOrderURL);
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HttpURLConnection connection = (HttpURLConnection) u.openConnection();
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connection.setRequestMethod("POST");
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connection.setRequestProperty("Content-Type", "application/json");
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connection.setRequestProperty("Authorization", "Bearer " + getAccessToken().get("access_token"));
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connection.setDoOutput(true);
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OutputStreamWriter writer = new OutputStreamWriter(connection.getOutputStream());
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writer.write(jsonObject.toString());
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writer.flush();
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writer.close();
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connection.getOutputStream().close();
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InputStream responseStream = connection.getResponseCode() / 100 == 2
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? connection.getInputStream()
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: connection.getErrorStream();
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Scanner s = new Scanner(responseStream).useDelimiter("\\A");
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String response = s.hasNext() ? s.next() : "";
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return JSONObject.parseObject(response);
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}catch (Exception e) {
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log.error(">>>>>>>>>>:PayPal创建订单网络连接失败 reason = {}", e.getMessage());
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e.printStackTrace();
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return JSONObject.parseObject("{'error':'PayPal创建订单网络连接失败，请联系管理员'}");
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}
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}
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public JSONObject getAccessToken(){
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try {
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String credentials = CLIENID + ":" + SECRET;
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String encodedCredentials = Base64.getEncoder().encodeToString(credentials.getBytes());
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URL url = new URL(modeUrl+accessTokenURL);
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HttpURLConnection connection = (HttpURLConnection) url.openConnection();
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connection.setRequestMethod("POST");
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connection.setRequestProperty("Authorization", "Basic " + encodedCredentials);
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connection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
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connection.setDoOutput(true);
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String postParameters = "grant_type=client_credentials";
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try (OutputStream os = connection.getOutputStream()) {
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byte[] postParametersBytes = postParameters.getBytes();
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os.write(postParametersBytes);
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os.flush();
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}
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InputStream responseStream = connection.getResponseCode() / 100 == 2
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? connection.getInputStream()
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: connection.getErrorStream();
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Scanner s = new Scanner(responseStream).useDelimiter("\\A");
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String response = s.hasNext() ? s.next() : "";
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return JSONObject.parseObject(response);
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}catch (Exception e) {
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e.printStackTrace();
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}
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return null;
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}
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}
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