InitializeLog Method

using Leadtools; 
using Leadtools.MediaStreaming; 
 
 
 
enum W3CLOG 
{ 
   date = 0x00000001, 
   time = 0x00000002, 
   c_ip = 0x00000004, 
   cs_username = 0x00000008, 
   s_sitename = 0x00000010, 
   s_computername = 0x00000020, 
   s_ip = 0x00000040, 
   s_port = 0x00000080, 
   cs_method = 0x00000100, 
   cs_uri_stem = 0x00000200, 
   cs_uri_query = 0x00000400, 
   sc_status = 0x00000800, 
   sc_win32_status = 0x00001000, 
   sc_bytes = 0x00002000, 
   cs_bytes = 0x00004000, 
   time_taken = 0x00008000, 
   cs_version = 0x00010000, 
   cs_host = 0x00020000, 
   cs_user_agent = 0x00040000, 
   cs_cookie = 0x00080000, 
   cs_referer = 0x00100000, 
   sc_substatus = 0x00200000, 
}; 
 
public class CW3CLogHandler : ILtmsLogHandler 
{ 
   bool m_enable; 
   int m_fields; 
   bool m_localtime; 
   DateTime m_dtfile; 
   string m_software; 
   string m_folder; 
   string m_prefix; 
   StreamWriter m_sw; 
 
   public CW3CLogHandler(string prefix, string software, bool enable, string folder, int fields, bool localtime) 
   { 
      m_prefix = prefix; 
      m_software = software; 
      m_enable = enable; 
      m_folder = folder; 
      m_fields = fields; 
      m_localtime = localtime; 
   } 
   ~CW3CLogHandler() 
   { 
 
   } 
 
   void WriteString(string str) 
   { 
      m_sw.Write(str); 
   } 
 
   DateTime GetTime(double dTime) 
   { 
      DateTime dt = DateTime.FromOADate(dTime); 
 
      if (m_localtime) 
         return dt.ToLocalTime(); 
 
      return dt; 
   } 
 
   string GetLogPath(double timestamp) 
   { 
      DateTime dt = GetTime(timestamp); 
      string strFullPath; 
 
      try 
      { 
         PathResolver resolver = new PathResolver(); 
         strFullPath = resolver.Resolve(m_folder); 
      } 
      catch 
      { 
         return ""; 
      } 
 
      strFullPath += "\\"; 
      strFullPath += m_prefix; 
 
      if (!m_localtime) 
      { 
         strFullPath += dt.ToString("y-MM-dd-HH-mm-ss").Replace("-", "") + "UTC.log"; 
      } 
      else 
      { 
         strFullPath += dt.ToString("y-MM-dd-HH-mm-ss").Replace("-", "") + ".log"; 
      } 
 
      return strFullPath; 
   } 
 
   public void LoadConfig(Server server) 
   { 
      bool enable = m_enable; 
      bool localtime = m_localtime; 
      string folder = m_folder; 
      int fields = m_fields; 
      bool dirty = false; 
 
      ApplicationProperties AppProps = server.GetApplicationProperties(); 
 
      try 
      { 
         enable = AppProps.GetBoolean("LogEnable"); 
      } 
      catch 
      { 
         AppProps.AddBoolean("LogEnable", enable); 
         dirty = true; 
      } 
 
      try 
      { 
         localtime = AppProps.GetBoolean("LogLocalTime"); 
      } 
      catch 
      { 
         AppProps.AddBoolean("LogLocalTime", localtime); 
         dirty = true; 
      } 
 
      try 
      { 
         folder = AppProps.GetString("LogFolder"); 
      } 
      catch 
      { 
         AppProps.AddString("LogFolder", folder); 
         dirty = true; 
      } 
 
      try 
      { 
         fields = AppProps.GetInteger("LogFields"); 
      } 
      catch 
      { 
         AppProps.AddInteger("LogFields", fields); 
         dirty = true; 
      } 
 
      if (dirty) 
         server.SetApplicationProperties(AppProps); 
 
      // if anything has changed then we need to close the current file 
      if (!enable && (string.Compare(m_folder, folder, true) != 0) || fields != m_fields || m_localtime != localtime) 
      { 
         if (m_sw != null) 
            m_sw.Close(); 
      } 
 
      m_folder = folder; 
      m_localtime = localtime; 
      m_enable = enable; 
      m_fields = fields; 
   } 
 
   bool CreateLog(double timestamp) 
   { 
      if (m_sw != null) 
         m_sw.Close(); 
 
      if (!m_enable) 
         return false; 
 
      try 
      { 
         m_sw = File.CreateText(GetLogPath(timestamp)); 
      } 
      catch 
      { 
         return false; 
      } 
 
      m_dtfile = GetTime(timestamp); 
 
      string s; 
      s = "#Software: " + m_software + "\r\n"; 
      WriteString(s); 
      WriteString("#Version: 1.0\r\n"); 
      DateTime dt = GetTime(timestamp); 
      s = "#Date: " + dt.ToString("yyyy-MM-dd HH:mm:ss") + "\r\n"; 
      WriteString(s); 
 
      s = "#Fields:"; 
 
      if ((m_fields & (int)W3CLOG.date) == (int)W3CLOG.date) 
      { 
         s += " date"; 
      } 
      if ((m_fields & (int)W3CLOG.time) == (int)W3CLOG.time) 
      { 
         s += " time"; 
      } 
      if ((m_fields & (int)W3CLOG.s_sitename) == (int)W3CLOG.s_sitename) 
      { 
         s += " s-sitename"; 
      } 
      if ((m_fields & (int)W3CLOG.s_computername) == (int)W3CLOG.s_computername) 
      { 
         s += " s-computername"; 
      } 
      if ((m_fields & (int)W3CLOG.s_ip) == (int)W3CLOG.s_ip) 
      { 
         s += " s-ip"; 
      } 
      if ((m_fields & (int)W3CLOG.cs_method) == (int)W3CLOG.cs_method) 
      { 
         s += " cs-method"; 
      } 
      if ((m_fields & (int)W3CLOG.cs_uri_stem) == (int)W3CLOG.cs_uri_stem) 
      { 
         s += " cs-uri-stem"; 
      } 
      if ((m_fields & (int)W3CLOG.cs_uri_query) == (int)W3CLOG.cs_uri_query) 
      { 
         s += " cs-uri-query"; 
      } 
      if ((m_fields & (int)W3CLOG.s_port) == (int)W3CLOG.s_port) 
      { 
         s += " s-port"; 
      } 
      if ((m_fields & (int)W3CLOG.cs_username) == (int)W3CLOG.cs_username) 
      { 
         s += " cs-username"; 
      } 
      if ((m_fields & (int)W3CLOG.c_ip) == (int)W3CLOG.c_ip) 
      { 
         s += " c-ip"; 
      } 
      if ((m_fields & (int)W3CLOG.cs_version) == (int)W3CLOG.cs_version) 
      { 
         s += " cs-version"; 
      } 
      if ((m_fields & (int)W3CLOG.cs_user_agent) == (int)W3CLOG.cs_user_agent) 
      { 
         s += " cs(User-Agent)"; 
      } 
      if ((m_fields & (int)W3CLOG.cs_cookie) == (int)W3CLOG.cs_cookie) 
      { 
         s += " cs(Cookie)"; 
      } 
      if ((m_fields & (int)W3CLOG.cs_referer) == (int)W3CLOG.cs_referer) 
      { 
         s += " cs(Referer)"; 
      } 
      if ((m_fields & (int)W3CLOG.cs_host) == (int)W3CLOG.cs_host) 
      { 
         s += " cs-host"; 
      } 
      if ((m_fields & (int)W3CLOG.sc_status) == (int)W3CLOG.sc_status) 
      { 
         s += " sc-status"; 
      } 
      if ((m_fields & (int)W3CLOG.sc_substatus) == (int)W3CLOG.sc_substatus) 
      { 
         s += " sc-substatus"; 
      } 
      if ((m_fields & (int)W3CLOG.sc_win32_status) == (int)W3CLOG.sc_win32_status) 
      { 
         s += " sc-win32-status"; 
      } 
      if ((m_fields & (int)W3CLOG.sc_bytes) == (int)W3CLOG.sc_bytes) 
      { 
         s += " sc-bytes"; 
      } 
      if ((m_fields & (int)W3CLOG.cs_bytes) == (int)W3CLOG.cs_bytes) 
      { 
         s += " cs-bytes"; 
      } 
      if ((m_fields & (int)W3CLOG.time_taken) == (int)W3CLOG.time_taken) 
      { 
         s += " time-taken"; 
      } 
      s += "\r\n"; 
      WriteString(s); 
 
      m_sw.Flush(); 
 
      return true; 
   } 
 
   string escape(string s) 
   { 
      string t = ""; 
      foreach (char c in s) 
      { 
         if (!char.IsControl(c) && !char.IsWhiteSpace(c)) 
            t += c; 
         else 
            t += "+"; 
      } 
 
      return t; 
   } 
 
   public void InitializeLog(double timestamp) 
   { 
      CreateLog(timestamp); 
   } 
 
   public void TerminateLog() 
   { 
      if (m_sw != null) 
         m_sw.Close(); 
   } 
 
   public void LogInformation(ILtmsLogInformation info) 
   { 
      string s = ""; 
 
      if (!m_enable) 
         return; 
 
      // check if we need to roll to a new file 
      { 
         DateTime dt = GetTime(info.TimeStamp); 
 
         if (m_sw == null || dt.Day != m_dtfile.Day || dt.Month != m_dtfile.Month || dt.Year != m_dtfile.Year) 
         { 
            if (!CreateLog(info.TimeStamp)) 
               return; 
         } 
      } 
      if ((m_fields & (int)W3CLOG.date) == (int)W3CLOG.date) 
      { 
         DateTime dt = GetTime(info.TimeStamp); 
 
         if (s.Length > 0) 
            s += " "; 
         s += dt.ToString("yyyy-MM-dd"); 
      } 
      if ((m_fields & (int)W3CLOG.time) == (int)W3CLOG.time) 
      { 
         DateTime dt = GetTime(info.TimeStamp); 
 
         if (s.Length > 0) 
            s += " "; 
         s += dt.ToString("HH:mm:ss"); 
      } 
      if ((m_fields & (int)W3CLOG.s_sitename) == (int)W3CLOG.s_sitename) 
      { 
         string str = info.SiteName; 
         if (s.Length > 0) 
            s += " "; 
         if (str.Length == 0) 
            s += "-"; 
         else 
            s += escape(str); 
 
      } 
      if ((m_fields & (int)W3CLOG.s_computername) == (int)W3CLOG.s_computername) 
      { 
         string str = info.ComputerName; 
         if (s.Length > 0) 
            s += " "; 
         if (str.Length == 0) 
            s += "-"; 
         else 
            s += escape(str); 
      } 
      if ((m_fields & (int)W3CLOG.s_ip) == (int)W3CLOG.s_ip) 
      { 
         string str = info.ServerIP; 
         if (s.Length > 0) 
            s += " "; 
         if (str.Length == 0) 
            s += "-"; 
         else 
            s += escape(str); 
      } 
      if ((m_fields & (int)W3CLOG.cs_method) == (int)W3CLOG.cs_method) 
      { 
         string str = info.Method; 
         if (s.Length > 0) 
            s += " "; 
         if (str.Length == 0) 
            s += "-"; 
         else 
            s += escape(str); 
      } 
      if ((m_fields & (int)W3CLOG.cs_uri_stem) == (int)W3CLOG.cs_uri_stem) 
      { 
         string str = info.URIStem; 
         if (s.Length > 0) 
            s += " "; 
         if (str.Length == 0) 
            s += "-"; 
         else 
            s += escape(str); 
      } 
      if ((m_fields & (int)W3CLOG.cs_uri_query) == (int)W3CLOG.cs_uri_query) 
      { 
         string str = info.URIQuery; 
         if (s.Length > 0) 
            s += " "; 
         if (str.Length == 0) 
            s += "-"; 
         else 
            s += escape(str); 
      } 
      if ((m_fields & (int)W3CLOG.s_port) == (int)W3CLOG.s_port) 
      { 
         int n = info.ServerPort; 
         if (s.Length > 0) 
            s += " "; 
         s += n.ToString(); 
      } 
      if ((m_fields & (int)W3CLOG.cs_username) == (int)W3CLOG.cs_username) 
      { 
         string str = info.UserName; 
         if (s.Length > 0) 
            s += " "; 
         if (str.Length == 0) 
            s += "-"; 
         else 
            s += escape(str); 
      } 
      if ((m_fields & (int)W3CLOG.c_ip) == (int)W3CLOG.c_ip) 
      { 
         string str = info.ClientIP; 
         if (s.Length > 0) 
            s += " "; 
         if (str.Length == 0) 
            s += "-"; 
         else 
            s += escape(str); 
      } 
      if ((m_fields & (int)W3CLOG.cs_version) == (int)W3CLOG.cs_version) 
      { 
         string str = info.ProtocolVersion; 
         if (s.Length > 0) 
            s += " "; 
         if (str.Length == 0) 
            s += "-"; 
         else 
            s += escape(str); 
      } 
      if ((m_fields & (int)W3CLOG.cs_user_agent) == (int)W3CLOG.cs_user_agent) 
      { 
         string str = info.UserAgent; 
         if (s.Length > 0) 
            s += " "; 
         if (str.Length == 0) 
            s += "-"; 
         else 
            s += escape(str); 
      } 
      if ((m_fields & (int)W3CLOG.cs_cookie) == (int)W3CLOG.cs_cookie) 
      { 
         string str = info.Cookie; 
         if (s.Length > 0) 
            s += " "; 
         if (str.Length == 0) 
            s += "-"; 
         else 
            s += escape(str); 
      } 
      if ((m_fields & (int)W3CLOG.cs_referer) == (int)W3CLOG.cs_referer) 
      { 
         string str = info.Referrer; 
         if (s.Length > 0) 
            s += " "; 
         if (str.Length == 0) 
            s += "-"; 
         else 
            s += escape(str); 
      } 
      if ((m_fields & (int)W3CLOG.cs_host) == (int)W3CLOG.cs_host) 
      { 
         string str = info.Host; 
         if (s.Length > 0) 
            s += " "; 
         if (str.Length == 0) 
            s += "-"; 
         else 
            s += escape(str); 
      } 
      if ((m_fields & (int)W3CLOG.sc_status) == (int)W3CLOG.sc_status) 
      { 
         int n = info.Status; 
         if (s.Length > 0) 
            s += " "; 
         s += n.ToString(); 
      } 
      if ((m_fields & (int)W3CLOG.sc_substatus) == (int)W3CLOG.sc_substatus) 
      { 
         int n = info.ProtocolSubStatus; 
         if (s.Length > 0) 
            s += " "; 
         s += n.ToString(); 
      } 
      if ((m_fields & (int)W3CLOG.sc_win32_status) == (int)W3CLOG.sc_win32_status) 
      { 
         int n = info.Win32Status; 
         if (s.Length > 0) 
            s += " "; 
         s += n.ToString(); 
      } 
      if ((m_fields & (int)W3CLOG.sc_bytes) == (int)W3CLOG.sc_bytes) 
      { 
         int n = info.BytesSent; 
         if (s.Length > 0) 
            s += " "; 
         if (n < 0) 
            s += "-"; 
         else 
            s += n.ToString(); 
      } 
      if ((m_fields & (int)W3CLOG.cs_bytes) == (int)W3CLOG.cs_bytes) 
      { 
         int n = info.BytesReceived; 
         if (s.Length > 0) 
            s += " "; 
         if (n < 0) 
            s += "-"; 
         else 
            s += n.ToString(); 
      } 
      if ((m_fields & (int)W3CLOG.time_taken) == (int)W3CLOG.time_taken) 
      { 
         int n = info.TimeTaken; 
         if (s.Length > 0) 
            s += " "; 
         if (n < 0) 
            s += "-"; 
         else 
            s += n.ToString(); 
      } 
 
      s += "\r\n"; 
      WriteString(s); 
      m_sw.Flush(); 
   } 
} 
 
 
public Server _server = null; 
public bool _result = false; 
 
public void W3CLogHandlerExample() 
{ 
   try 
   { 
      State enumState; 
      CW3CLogHandler _loghandler; 
 
      // create an instance of the server object 
      _server = new Leadtools.MediaStreaming.Server(); 
 
      // create the log handler 
      _loghandler = new CW3CLogHandler("ltmsServer_", "LEADTOOLS Media Streaming Server", true, "%ltmsLogFolder%", 0, false); 
 
      // set the log handler 
      _server.ILogHandler = _loghandler; 
 
      { 
         // for demonstration, compare the interface we just set 
         ILtmsLogHandler ihandler = null; 
         ihandler = _server.ILogHandler; 
 
         if (ihandler != (ILtmsLogHandler)_loghandler) 
         { 
            _result = false; 
            return; 
         } 
      } 
 
      // Run with the server's default settings 
      // or uncomment this section to load the config file located in the config subfolder under the executable folder 
      //_server.ImportConfigFile("%ltmsConfigFolder%\\LeadtoolsMediaStreamingServer.xml"); 
 
      // start the server 
      _server.Start(); 
 
      // confirm the running state for demonstration purposes 
      enumState = _server.State; 
 
      if (enumState == State.Started) 
      { 
         // display a message that the server is running and wait for OK 
         MessageBox.Show("The server has started. Press OK to stop.", "LEADTOOLS Media Streaming Examples", MessageBoxButtons.OK, MessageBoxIcon.Information); 
      } 
 
      // stop the server 
      _server.Stop(); 
 
      // remove the log handler 
      _server.ILogHandler = null; 
 
      _result = true; 
   } 
   catch (Exception) 
   { 
      _result = false; 
   } 
}