filter not existed url.

Server/Application.cpp

@@ -126,22 +126,24 @@ Application::Application(const std::string &path)
         auto rootJson = boost::json::parse(request.body());
         auto &root = rootJson.as_object();
         std::string url;
-        std::string visitorUuid;
-        std::string userAgent;
         if (root.contains("url")) {
             url = root["url"].as_string();
         }
+
+        auto database = Amass::Singleton<Database>::instance();
+        if (std::filesystem::exists("amass_blog" + url)) {
+            std::string visitorUuid;
             if (root.contains("visitor_uuid")) {
                 visitorUuid = root["visitor_uuid"].as_string();
             }
+            std::string userAgent;
             if (root.contains("user_agent")) {
                 userAgent = root["user_agent"].as_string();
             }
-
-        auto database = Amass::Singleton<Database>::instance();
             auto now = std::chrono::system_clock::now();
             std::time_t now_time = std::chrono::system_clock::to_time_t(now);
             database->updateVisitCount(url, visitorUuid, userAgent, now_time);
+        }
         auto data = database->visitAnalysisData(std::string(url));
         auto total = database->siteVisitAnalysisData();