content: package org.ruoyi.handler;
  
  import lombok.extern.slf4j.Slf4j;
  import me.chanjar.weixin.common.error.WxErrorException;
  import me.chanjar.weixin.common.session.WxSessionManager;
  import me.chanjar.weixin.cp.api.WxCpService;
  import me.chanjar.weixin.cp.bean.WxCpUser;
  import me.chanjar.weixin.cp.bean.message.WxCpXmlMessage;
  import me.chanjar.weixin.cp.bean.message.WxCpXmlOutMessage;
  import org.ruoyi.builder.TextBuilder;
  import org.springframework.stereotype.Component;
  
  import java.util.Map;
  
  /**
   * @author <a href="https://github.com/binarywang">Binary Wang</a>
   */
  @Slf4j
  @Component
  public class SubscribeHandler extends AbstractHandler {
  
      @Override
      public WxCpXmlOutMessage handle(WxCpXmlMessage wxMessage, Map<String, Object> context, WxCpService cpService,
                                      WxSessionManager sessionManager) throws WxErrorException {
  
          log.info("新关注用户 OPENID: " + wxMessage.getFromUserName());
  
          // 获取微信用户基本信息
          WxCpUser userWxInfo = cpService.getUserService().getById(wxMessage.getFromUserName());
  
          if (userWxInfo != null) {
              // TODO 可以添加关注用户到本地
          }
  
          WxCpXmlOutMessage responseResult = null;
          try {
              responseResult = handleSpecial(wxMessage);
          } catch (Exception e) {
              log.error(e.getMessage(), e);
          }
  
          if (responseResult != null) {
              return responseResult;
          }
  
          try {
              return new TextBuilder().build("感谢关注", wxMessage, cpService);
          } catch (Exception e) {
              log.error(e.getMessage(), e);
          }
  
          return null;
      }
  
      /**
       * 处理特殊请求，比如如果是扫码进来的，可以做相应处理
       */
      private WxCpXmlOutMessage handleSpecial(WxCpXmlMessage wxMessage) {
          //TODO
          return null;
      }
  
  }
  