<% Dim ValidEntry ' Log variable ' First set that this log is valid ValidEntry = True
' If session Variable "LogIn" is not empty ' that mean this person has already been logged ' then set ValidLog to False If not IsEmpty(Session("LogIn")) then ValidEntry = False
' Here you can add different restriction ' If the refering url is from same site ' don't write to log file If Left(Request.ServerVariables("HTTP_REFERER"), 17) ="http://devasp.com" Then ValidEntry = False End if If Left(Request.ServerVariables("HTTP_REFERER"), 21) ="http://www.devasp.com" Then ValidEntry = False End If
' Now if ValidEntry is True then enter to log file If ValidEntry Then Const ForAppending = 8 Const Create = true Dim fso DIM TS DIM MyFileName Dim strLog
MyFileName = Server.MapPath("MyLogFile.txt") Set FSO = Server.CreateObject("Scripting.FileSystemObject") Set TS = FSO.OpenTextFile(MyFileName, ForAppending, Create)
' Store all required values in strLog strLog = "<br><P><B>" & now & "</B> " strLog = strLog & Request.ServerVariables("REMOTE_ADDR") & " " strLog = strLog & Request.ServerVariables("HTTP_REFERER") & " " strLog = strLog & Request.ServerVariables("HTTP_USER_AGENT") & "<BR>" ' Write current information to Log Text File. TS.write strLog TS.Writeline "" ' Create a session varialbe to check next time for ValidEntry Session("LogIn") = "yes" Set TS = Nothing Set FSO = Nothing End If %>
