加入西交大登录前查找账号逻辑

xjtu-exchange/src/main/java/com/qmth/xjtu/api/OpenApiController.java

@@ -95,7 +95,7 @@ public class OpenApiController {
         if (Objects.isNull(teachcloudLoginUrl) || Objects.equals(teachcloudLoginUrl, "")) {
             throw ExceptionResultEnum.PARAMS_ERROR.exception("知学登录跳转地址不存在");
         }
-        String[] strs = teachcloudLoginUrl.split(SystemConstant.PATH_MATCH);
+        String[] strs = teachcloudLoginUrl.split(SystemConstant.PATH_SUBSTR);
         if (strs[0].contains(SystemConstant.PATH_MATCH)) {
             strs[0] = strs[0].replace(SystemConstant.PATH_MATCH, SCHOOL_CODE);
         }