✨ 添加 PayPal 支付

IJPay-All/pom.xml

@@ -37,6 +37,11 @@
             <artifactId>IJPay-QQ</artifactId>
             <version>${project.parent.version}</version>
         </dependency>
+        <dependency>
+            <groupId>com.github.javen205</groupId>
+            <artifactId>IJPay-PayPal</artifactId>
+            <version>${project.parent.version}</version>
+        </dependency>
     </dependencies>
 
     <build>

IJPay-Demo-SpringBoot/src/main/java/com/ijpay/demo/controller/paypal/PayPalController.java

+/**
+ * <p>IJPay 让支付触手可及，封装了微信支付、支付宝支付、银联支付常用的支付方式以及各种常用的接口。</p>
+ *
+ * <p>不依赖任何第三方 mvc 框架，仅仅作为工具使用简单快速完成支付模块的开发，可轻松嵌入到任何系统里。 </p>
+ *
+ * <p>IJPay 交流群: 723992875</p>
+ *
+ * <p>Node.js 版: https://gitee.com/javen205/TNWX</p>
+ *
+ * <p>PayPal 支付示例</p>
+ *
+ * @author Javen
+ */
+package com.ijpay.demo.controller.paypal;
+
+import com.ijpay.core.kit.HttpKit;
+import com.ijpay.demo.entity.PayPalBean;
+import com.ijpay.paypal.PayPalApiConfig;
+import com.ijpay.paypal.PayPalApiConfigKit;
+import com.paypal.api.payments.*;
+import com.paypal.base.rest.PayPalRESTException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+@Controller
+@RequestMapping("/payPal")
+public class PayPalController {
+    private Logger log = LoggerFactory.getLogger(this.getClass());
+
+    @Autowired
+    PayPalBean payPalBean;
+
+    private final static String RETURN_URL = "/payPal/return";
+    private final static String CANCEL_URL = "/payPal/cancel";
+
+
+    @RequestMapping("")
+    @ResponseBody
+    public String index() {
+        log.info("欢迎使用 IJPay 中的 PayPal 支付 -By Javen  <br/><br>  交流群：723992875");
+        log.info(payPalBean.toString());
+        return ("欢迎使用 IJPay 中的 PayPal 支付 -By Javen  <br/><br>  交流群：723992875");
+    }
+
+    @RequestMapping(value = "/toPay")
+    @ResponseBody
+    public void toPay(HttpServletResponse response) {
+        PayPalApiConfig config = PayPalApiConfig.builder()
+                .setClientId(payPalBean.getClientId())
+                .setClientSecret(payPalBean.getClientSecret())
+                .setMode(payPalBean.getMode())
+                .build();
+
+        // Set payer details
+        Payer payer = new Payer();
+        payer.setPaymentMethod("paypal");
+
+        // Set redirect URLs
+        RedirectUrls redirectUrls = new RedirectUrls();
+        redirectUrls.setCancelUrl(payPalBean.getDomain().concat(CANCEL_URL));
+        redirectUrls.setReturnUrl(payPalBean.getDomain().concat(RETURN_URL));
+
+        // Set payment details
+        Details details = new Details();
+        details.setShipping("1");
+        details.setSubtotal("5");
+        details.setTax("1");
+
+        // Payment amount
+        Amount amount = new Amount();
+        amount.setCurrency("USD");
+        // Total must be equal to sum of shipping, tax and subtotal.
+        amount.setTotal("7");
+        amount.setDetails(details);
+
+        // Transaction information
+        Transaction transaction = new Transaction();
+        transaction.setAmount(amount);
+        transaction.setDescription("IJPay 让支付触手可及 PayPal 支付");
+
+        // Add transaction to a list
+        List<Transaction> transactions = new ArrayList<Transaction>();
+        transactions.add(transaction);
+
+        // Add payment details
+        Payment payment = new Payment();
+        payment.setIntent("sale");
+        payment.setPayer(payer);
+        payment.setRedirectUrls(redirectUrls);
+        payment.setTransactions(transactions);
+
+        try {
+            Payment createdPayment = payment.create(config.getApiContext());
+
+            for (Links link : createdPayment.getLinks()) {
+                System.out.println(link);
+                if (link.getRel().equalsIgnoreCase("approval_url")) {
+                    // Redirect the customer to link.getHref()
+                    response.sendRedirect(link.getHref());
+                }
+            }
+        } catch (PayPalRESTException e) {
+            System.err.println(e.getDetails());
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+
+    @RequestMapping(value = "/return")
+    @ResponseBody
+    public void returnUrl(HttpServletRequest request, HttpServletResponse response) {
+        String paymentId = request.getParameter("paymentId");
+        String payerId = request.getParameter("PayerID");
+        log.info("paymentId:" + paymentId);
+        log.info("payerId:" + payerId);
+        Payment payment = new Payment();
+        payment.setId(paymentId);
+
+        PaymentExecution paymentExecution = new PaymentExecution();
+        paymentExecution.setPayerId(payerId);
+        try {
+            Payment createdPayment = payment.execute(PayPalApiConfigKit.getPayPalApiConfig().getApiContext(),
+                    paymentExecution);
+            System.out.println(createdPayment);
+        } catch (PayPalRESTException e) {
+            System.err.println(e.getDetails());
+        }
+    }
+
+    @RequestMapping(value = "/cancel")
+    @ResponseBody
+    public String cancelUrl(HttpServletRequest request, HttpServletResponse response) {
+        String readData = HttpKit.readData(request);
+        System.out.println(readData);
+        return readData;
+    }
+}

IJPay-Demo-SpringBoot/src/main/java/com/ijpay/demo/entity/PayPalBean.java

+package com.ijpay.demo.entity;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.context.annotation.PropertySource;
+import org.springframework.stereotype.Component;
+
+/**
+ * <p>IJPay 让支付触手可及，封装了微信支付、支付宝支付、银联支付常用的支付方式以及各种常用的接口。</p>
+ *
+ * <p>不依赖任何第三方 mvc 框架，仅仅作为工具使用简单快速完成支付模块的开发，可轻松嵌入到任何系统里。 </p>
+ *
+ * <p>IJPay 交流群: 723992875</p>
+ *
+ * <p>Node.js 版: https://gitee.com/javen205/TNWX</p>
+ *
+ * <p>PayPal配置 Bean</p>
+ *
+ * @author Javen
+ */
+@Component
+@PropertySource("classpath:/paypal.properties")
+@ConfigurationProperties(prefix = "paypal")
+public class PayPalBean {
+    private String clientId;
+    private String clientSecret;
+    private String mode;
+    private String domain;
+
+    public String getClientId() {
+        return clientId;
+    }
+
+    public void setClientId(String clientId) {
+        this.clientId = clientId;
+    }
+
+    public String getClientSecret() {
+        return clientSecret;
+    }
+
+    public void setClientSecret(String clientSecret) {
+        this.clientSecret = clientSecret;
+    }
+
+    public String getMode() {
+        return mode;
+    }
+
+    public void setMode(String mode) {
+        this.mode = mode;
+    }
+
+    public String getDomain() {
+        return domain;
+    }
+
+    public void setDomain(String domain) {
+        this.domain = domain;
+    }
+
+    @Override
+    public String toString() {
+        return "PayPalBean{" +
+                "clientId='" + clientId + '\'' +
+                ", clientSecret='" + clientSecret + '\'' +
+                ", mode='" + mode + '\'' +
+                ", domain='" + domain + '\'' +
+                '}';
+    }
+}
\ No newline at end of file

IJPay-Demo-SpringBoot/src/main/resources/production/paypal.properties

+paypal.clientId = clientId
+paypal.clientSecret = clientSecret
+paypal.mode = sandbox
+paypal.domain = domain
\ No newline at end of file

IJPay-PayPal/pom.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <parent>
+        <artifactId>IJPay</artifactId>
+        <groupId>com.github.javen205</groupId>
+        <version>2.4.1</version>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+    <packaging>jar</packaging>
+
+    <artifactId>IJPay-PayPal</artifactId>
+    <name>${project.artifactId}</name>
+    <description>IJPay 让支付触手可及(Easy Pay Library)-PayPal</description>
+    <url>https://github.com/javen205/IJPay</url>
+
+    <dependencies>
+        <dependency>
+            <groupId>com.paypal.sdk</groupId>
+            <artifactId>rest-api-sdk</artifactId>
+            <version>1.14.0</version>
+        </dependency>
+    </dependencies>
+
+</project>
\ No newline at end of file

IJPay-PayPal/src/main/java/com/ijpay/paypal/PayPalApi.java

+/**
+ * <p>IJPay 让支付触手可及，封装了微信支付、支付宝支付、银联支付常用的支付方式以及各种常用的接口。</p>
+ *
+ * <p>不依赖任何第三方 mvc 框架，仅仅作为工具使用简单快速完成支付模块的开发，可轻松嵌入到任何系统里。 </p>
+ *
+ * <p>IJPay 交流群: 723992875</p>
+ *
+ * <p>Node.js 版: https://gitee.com/javen205/TNWX</p>
+ *
+ * <p>PayPal Api</p>
+ *
+ * @author Javen
+ */
+package com.ijpay.paypal;
+
+public class PayPalApi {
+    
+}

IJPay-PayPal/src/main/java/com/ijpay/paypal/PayPalApiConfig.java

+/**
+ * <p>IJPay 让支付触手可及，封装了微信支付、支付宝支付、银联支付常用的支付方式以及各种常用的接口。</p>
+ *
+ * <p>不依赖任何第三方 mvc 框架，仅仅作为工具使用简单快速完成支付模块的开发，可轻松嵌入到任何系统里。 </p>
+ *
+ * <p>IJPay 交流群: 723992875</p>
+ *
+ * <p>Node.js 版: https://gitee.com/javen205/TNWX</p>
+ *
+ * <p>PayPal支付配置</p>
+ *
+ * @author Javen
+ */
+package com.ijpay.paypal;
+
+import com.paypal.base.rest.APIContext;
+
+import java.io.Serializable;
+
+public class PayPalApiConfig implements Serializable {
+
+    private static final long serialVersionUID = -6012811778236113584L;
+
+    private String clientId;
+    private String clientSecret;
+    private String mode;
+    private APIContext apiContext;
+
+    private PayPalApiConfig() {
+    }
+
+    public static PayPalApiConfig builder() {
+        return new PayPalApiConfig();
+    }
+
+    public PayPalApiConfig build() {
+        this.apiContext = new APIContext(getClientId(), getClientSecret(),getMode());
+        return this;
+    }
+
+    public String getClientId() {
+        return clientId;
+    }
+
+    public PayPalApiConfig setClientId(String clientId) {
+        this.clientId = clientId;
+        return this;
+    }
+
+    public String getClientSecret() {
+        return clientSecret;
+    }
+
+    public PayPalApiConfig setClientSecret(String clientSecret) {
+        this.clientSecret = clientSecret;
+        return this;
+    }
+
+    public String getMode() {
+        return mode;
+    }
+
+    public PayPalApiConfig setMode(String mode) {
+        this.mode = mode;
+        return this;
+    }
+
+    public APIContext getApiContext() {
+        return apiContext;
+    }
+
+    public PayPalApiConfig setApiContext(APIContext apiContext) {
+        this.apiContext = apiContext;
+        return this;
+    }
+}

IJPay-PayPal/src/main/java/com/ijpay/paypal/PayPalApiConfigKit.java

+package com.ijpay.paypal;
+
+import cn.hutool.core.util.StrUtil;
+
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+
+/**
+ * <p>IJPay 让支付触手可及，封装了微信支付、支付宝支付、银联支付常用的支付方式以及各种常用的接口。</p>
+ *
+ * <p>不依赖任何第三方 mvc 框架，仅仅作为工具使用简单快速完成支付模块的开发，可轻松嵌入到任何系统里。 </p>
+ *
+ * <p>IJPay 交流群: 723992875</p>
+ *
+ * <p>Node.js 版: https://gitee.com/javen205/TNWX</p>
+ *
+ * @author Javen
+ */
+public class PayPalApiConfigKit {
+    private static final ThreadLocal<String> TL = new ThreadLocal<String>();
+
+    private static final Map<String, PayPalApiConfig> CFG_MAP = new ConcurrentHashMap<String, PayPalApiConfig>();
+    private static final String DEFAULT_CFG_KEY = "_default_key_";
+
+    /**
+     * <p>向缓存中设置 PayPalApiConfig </p>
+     * <p>每个 clientId 只需添加一次，相同 clientId 将被覆盖</p>
+     *
+     * @param payPalApiConfig PayPal 支付配置
+     * @return {@link PayPalApiConfig}
+     */
+    public static PayPalApiConfig putApiConfig(PayPalApiConfig payPalApiConfig) {
+        if (CFG_MAP.size() == 0) {
+            CFG_MAP.put(DEFAULT_CFG_KEY, payPalApiConfig);
+        }
+        return CFG_MAP.put(payPalApiConfig.getClientId(), payPalApiConfig);
+    }
+
+    /**
+     * 向当前线程中设置 {@link PayPalApiConfig}
+     *
+     * @param payPalApiConfig {@link PayPalApiConfig} PayPal 支付配置
+     * @return {@link PayPalApiConfig}
+     */
+    public static PayPalApiConfig setThreadLocalPayPalApiConfig(PayPalApiConfig payPalApiConfig) {
+        if (StrUtil.isNotEmpty(payPalApiConfig.getClientId())) {
+            setThreadLocalClientId(payPalApiConfig.getClientId());
+        }
+        return putApiConfig(payPalApiConfig);
+    }
+
+    /**
+     * 通过 PayPalApiConfig 移除支付配置
+     *
+     * @param payPalApiConfig {@link PayPalApiConfig} PayPal 支付配置
+     * @return {@link PayPalApiConfig}
+     */
+    public static PayPalApiConfig removeApiConfig(PayPalApiConfig payPalApiConfig) {
+        return removeApiConfig(payPalApiConfig.getClientId());
+    }
+
+    /**
+     * 通过 clientId 移除支付配置
+     *
+     * @param clientId 应用编号
+     * @return {@link PayPalApiConfig}
+     */
+    public static PayPalApiConfig removeApiConfig(String clientId) {
+        return CFG_MAP.remove(clientId);
+    }
+
+    /**
+     * 向当前线程中设置 clientId
+     *
+     * @param clientId 应用编号
+     */
+    public static void setThreadLocalClientId(String clientId) {
+        if (StrUtil.isEmpty(clientId)) {
+            clientId = CFG_MAP.get(DEFAULT_CFG_KEY).getClientId();
+        }
+        TL.set(clientId);
+    }
+
+    /**
+     * 移除当前线程中的 clientId
+     */
+    public static void removeThreadLocalClientId() {
+        TL.remove();
+    }
+
+    /**
+     * 获取当前线程中的  clientId
+     *
+     * @return 应用编号 clientId
+     */
+    public static String getClientId() {
+        String clientId = TL.get();
+        if (StrUtil.isEmpty(clientId)) {
+            clientId = CFG_MAP.get(DEFAULT_CFG_KEY).getClientId();
+        }
+        return clientId;
+    }
+
+    /**
+     * 获取当前线程中的 PayPalApiConfig
+     *
+     * @return {@link PayPalApiConfig}
+     */
+    public static PayPalApiConfig getPayPalApiConfig() {
+        String clientId = getClientId();
+        return getApiConfig(clientId);
+    }
+
+    /**
+     * 通过 clientId 获取 PayPalApiConfig
+     *
+     * @param clientId 应用编号
+     * @return {@link PayPalApiConfig}
+     */
+    public static PayPalApiConfig getApiConfig(String clientId) {
+        PayPalApiConfig cfg = CFG_MAP.get(clientId);
+        if (cfg == null) {
+            throw new IllegalStateException("需事先调用 PayPalApiConfigKit.putApiConfig(payPalApiConfig) 将 clientId 对应的 payPalApiConfig 对象存入，才可以使用 PayPalApiConfigKit.getPayPalApiConfig() 的系列方法");
+        }
+        return cfg;
+    }
+}
\ No newline at end of file

pom.xml

@@ -20,6 +20,7 @@
         <module>IJPay-QQ</module>
         <module>IJPay-UnionPay</module>
         <module>IJPay-JDPay</module>
+        <module>IJPay-PayPal</module>
     </modules>
 
     <licenses>