route

liquidnet-bus-service/liquidnet-service-sweet/src/main/java/com/liquidnet/service/sweet/handler/SubscribeHandler.java

+package com.liquidnet.service.sweet.handler;
+
+import lombok.extern.slf4j.Slf4j;
+import me.chanjar.weixin.common.error.WxErrorException;
+import me.chanjar.weixin.common.session.WxSessionManager;
+import me.chanjar.weixin.mp.api.WxMpMessageHandler;
+import me.chanjar.weixin.mp.api.WxMpService;
+import me.chanjar.weixin.mp.bean.message.WxMpXmlMessage;
+import me.chanjar.weixin.mp.bean.message.WxMpXmlOutMessage;
+import me.chanjar.weixin.mp.bean.result.WxMpUser;
+import org.springframework.stereotype.Component;
+
+import java.util.Map;
+
+/**
+ * <p>
+ * 关注
+ * </p>
+ *
+ * @author jiangxiulong
+ * @since 2021-07-31 5:06 下午
+ */
+@Component
+@Slf4j
+public class SubscribeHandler implements WxMpMessageHandler {
+    @Override
+    public WxMpXmlOutMessage handle(WxMpXmlMessage wxMessage, Map<String, Object> context, WxMpService wxMpService,
+                                    WxSessionManager sessionManager) throws WxErrorException {
+        log.info("接收到一个扫码订阅事件:[{}]", wxMessage.toString());
+        // 1、获取微信用户信息
+        WxMpUser wxMpUser = wxMpService.getUserService().userInfo(wxMessage.getFromUser());
+        if (null == wxMpUser) {
+            log.warn("从微信公众号获取用户(FromUser)信息:[{}]失败.", wxMessage.getFromUser());
+            return null;
+        }
+        log.info("根据 openId:[{}]获取到的微信用户信息:[{}]", wxMessage.getFromUser(), wxMpUser.toString());
+
+        return null;
+    }
+}

liquidnet-bus-service/liquidnet-service-sweet/src/main/java/com/liquidnet/service/sweet/handler/UnsubscribeHandler.java

+package com.liquidnet.service.sweet.handler;
+
+import lombok.extern.slf4j.Slf4j;
+import me.chanjar.weixin.common.error.WxErrorException;
+import me.chanjar.weixin.common.session.WxSessionManager;
+import me.chanjar.weixin.mp.api.WxMpMessageHandler;
+import me.chanjar.weixin.mp.api.WxMpService;
+import me.chanjar.weixin.mp.bean.message.WxMpXmlMessage;
+import me.chanjar.weixin.mp.bean.message.WxMpXmlOutMessage;
+import org.springframework.stereotype.Component;
+
+import java.util.Map;
+
+/**
+ * <p>
+ * 取消关注
+ * </p>
+ *
+ * @author jiangxiulong
+ * @since 2021-07-31 5:08 下午
+ */
+@Component
+@Slf4j
+public class UnsubscribeHandler implements WxMpMessageHandler {
+
+    @Override
+    public WxMpXmlOutMessage handle(WxMpXmlMessage wxMessage, Map<String, Object> context, WxMpService wxMpService,
+                                    WxSessionManager sessionManager) throws WxErrorException {
+        log.info("接收到一个扫码取消订阅事件:[{}]", wxMessage.toString());
+        return null;
+    }
+}

liquidnet-bus-service/liquidnet-service-sweet/src/main/java/com/liquidnet/service/sweet/service/impl/SweetWechatCallbackServiceImpl.java

 package com.liquidnet.service.sweet.service.impl;
 
+import com.liquidnet.service.sweet.handler.SubscribeHandler;
+import com.liquidnet.service.sweet.handler.UnsubscribeHandler;
 import lombok.extern.slf4j.Slf4j;
+import me.chanjar.weixin.common.api.WxConsts;
+import me.chanjar.weixin.common.api.WxMessageInMemoryDuplicateChecker;
 import me.chanjar.weixin.mp.api.WxMpMessageRouter;
 import me.chanjar.weixin.mp.api.WxMpService;
 import me.chanjar.weixin.mp.api.impl.WxMpServiceImpl;
@@ -24,22 +28,80 @@ import org.springframework.stereotype.Service;
 @Slf4j
 public class SweetWechatCallbackServiceImpl {
 
-    /*@Autowired
-    private WxMpMessageRouter wxMpMessageRouter;*/
+    @Value("${liquidnet.wechat.zhengzai.service.appid}")
+    private String appid;
+    @Value("${liquidnet.wechat.zhengzai.service.secret}")
+    private String secret;
+    @Value("${liquidnet.wechat.zhengzai.service.token}")
+    private String token;
+    @Value("${liquidnet.wechat.zhengzai.service.aeskey}")
+    private String aeskey;
+
+    @Autowired
+    private SubscribeHandler subscribeHandler;
+    @Autowired
+    private UnsubscribeHandler unsubscribeHandler;
+
+
+    private WxMpConfigStorage wxMpConfig(String appId, String appSecret, String token, String aeskey) {
+        WxMpDefaultConfigImpl config = new WxMpDefaultConfigImpl();
+        config.setAppId(appId);
+        config.setSecret(appSecret);
+        config.setAesKey(aeskey);
+        config.setToken(token);
+        return config;
+    }
+
+    private WxMpService wxMpService(WxMpConfigStorage mpConfig) {
+        WxMpService service = new WxMpServiceImpl();
+        service.setWxMpConfigStorage(mpConfig);
+        return service;
+    }
+
+    public WxMpMessageRouter messageRouter(WxMpService wxMpService) {
+        WxMpMessageRouter router = new WxMpMessageRouter(wxMpService);
+        // 消息去重
+        router.setMessageDuplicateChecker(new WxMessageInMemoryDuplicateChecker());
+
+        // 关注事件
+        router.rule().async(false).msgType(WxConsts.XmlMsgType.EVENT)
+                .event(WxConsts.EventType.SUBSCRIBE)
+                .handler(subscribeHandler)
+                .end();
+
+        // 取消关注事件
+        router.rule().async(false).msgType(WxConsts.XmlMsgType.EVENT)
+                .event(WxConsts.EventType.UNSUBSCRIBE)
+                .handler(unsubscribeHandler)
+                .end();
+
+        return router;
+    }
 
     public String record(String requestBody, String timestamp, String nonce, String encType, String msgSignature) {
-        /*String out = null;
+        WxMpConfigStorage wxMpConfig = wxMpConfig(appid, secret, token, aeskey);
+        WxMpService wxMpService = wxMpService(wxMpConfig);
+        String out = null;
         if (encType == null) {
             // 明文传输的消息
             WxMpXmlMessage inMessage = WxMpXmlMessage.fromXml(requestBody);
-            WxMpXmlOutMessage outMessage = wxMpMessageRouter.route(inMessage);
+            WxMpXmlOutMessage outMessage = messageRouter(wxMpService).route(inMessage);
             if (outMessage == null) {
                 return "";
             }
             out = outMessage.toXml();
+        } else if ("aes".equalsIgnoreCase(encType)) {
+            // aes加密的消息
+            WxMpXmlMessage inMessage = WxMpXmlMessage.fromEncryptedXml(requestBody, wxMpService.getWxMpConfigStorage(),
+                    timestamp, nonce, msgSignature);
+            log.info("\n消息解密后内容为：\n[{}] ", inMessage.toString());
+            WxMpXmlOutMessage outMessage = messageRouter(wxMpService).route(inMessage);
+            if (outMessage == null) {
+                return "";
+            }
+            out = outMessage.toEncryptedXml(wxMpService.getWxMpConfigStorage());
         }
         log.info("\n组装回复信息：[{}]", out);
-        return out;*/
-        return "";
+        return out;
     }
 }