Another tweak/protection against laoding file/uri after "Clear Sessio…

…n..." action.

InterSpec/InterSpecServer.h

@@ -218,8 +218,8 @@ namespace InterSpecServer
    The file path must either be a file-system path to a spectrum file, or it can be a App URL with
    the schema "interspec://..."
    
-   Call #clear_file_to_open_on_load after you have succesfully handled the file, or else the "Clear Session..."
-   action will cause the session to load this same file again.
+   Call #clear_file_to_open_on_load after you have succesfully handled the file to remove this request
+   and not accidentally request to load it later.
    
    Throws exception if an invalid session token, or the session has already been loaded.
    */
@@ -232,7 +232,7 @@ namespace InterSpecServer
   std::string file_to_open_on_load( const std::string &session_token );
 
   /** Once you have loaded the file/url from #file_to_open_on_load, call this function to avoid
-   loading the spectrum again if "Clear Session..." action is taken by the user.
+   loading the file/url again later
    */
   void clear_file_to_open_on_load( const std::string &session_token );
 

src/InterSpecApp.cpp

@@ -534,12 +534,13 @@ void InterSpecApp::setupWidgets( const bool attemptStateLoad  )
   const Http::ParameterMap &parmap = environment().getParameterMap();
 
 #if( !BUILD_FOR_WEB_DEPLOYMENT )
-  if( !m_externalToken.empty() )
+  // The check of `attemptStateLoad` isnt strickly needed, as #file_to_open_on_load contents
+  //  will be cleared
+  if( attemptStateLoad && !m_externalToken.empty() )
   {
     const string initial_file = InterSpecServer::file_to_open_on_load( m_externalToken );
     if( !initial_file.empty() )
     {
-
       if( SpecUtils::istarts_with(initial_file, "interspec://")
          || SpecUtils::istarts_with(initial_file, "RADDATA://G0/") )
       {