1)推广链接文字改为自定义，如果已注册则不显示链接，只提示。

picc-admin-server/src/main/java/com/jpsoft/picc/modules/admin/controller/JwtsUserController.java

@@ -273,14 +273,15 @@ public class JwtsUserController {
     @ApiOperation(value = "推广码扫码回调")
     @PostMapping(value="/pub/qrcode/promotion/scan")
     @ResponseBody
-    public String scanQrcodeLoginCallback(String eventKey,String wechatId,String openId){
+    public String scanQrcodePromotionCallback(String eventKey,String wechatId,String openId){
         log.warn(openId + "推广码扫码回调!");
         String message = "";
 
         try {
             CompanyUser companyUser = companyUserService.findByOpenId(openId);
 
-            if(companyUser!=null) {
+            if(companyUser==null) {
+                //未注册用户
                 String[] arr = eventKey.split(",");
 
                 String promoter = arr[1];