Initial Check-in for Alpha 2.0 source code.

Includes working Telnet server, working command engine and Character code.

MudEngine/WinPC_Engine/Core/Logger.cs

@@ -0,0 +1,101 @@
+using System;
+using System.Collections.Generic;
+using System.IO.IsolatedStorage;
+using System.Linq;
+using System.Text;
+
+namespace MudEngine.Core
+{
+    /// <summary>
+    /// Public Engine Logging Class.
+    /// </summary>
+    public static class Logger
+    {
+        /// <summary>
+        /// The Log Filename for the engine log.
+        /// </summary>
+        public static string LogFilename { get; set; }
+
+        /// <summary>
+        /// Gets or Sets if the Logger is enabled or disabled.
+        /// </summary>
+        public static Boolean Enabled { get; set; }
+
+        /// <summary>
+        /// Gets or Sets if the logger will output it's information to the Console.
+        /// </summary>
+        public static Boolean ConsoleOutPut { get; set; }
+
+        /// <summary>
+        /// Clears the queued log messages from cache
+        /// </summary>
+        public static void ClearLog()
+        {
+            //If the log file exists, delete it.
+            if (String.IsNullOrEmpty(LogFilename))
+                LogFilename = "Engine.Log";
+
+            if (System.IO.File.Exists(LogFilename))
+                System.IO.File.Delete(LogFilename);
+
+            //Clear the cache.
+            _Messages.Clear();
+        }
+
+        /// <summary>
+        /// Writes a single line to the engine log file.
+        /// </summary>
+        /// <param name="message"></param>
+        public static void WriteLine(String message)
+        {
+            //Only write to log if enabled.
+            if (!Enabled)
+                return;
+
+            //Make sure we have a valid filename
+            if (String.IsNullOrEmpty(LogFilename))
+                LogFilename = "Engine.Log";
+
+            //Ensure that the log messages cache is not null
+            if (_Messages == null)
+                _Messages = new List<string>();
+
+            //Get the current time and format it
+            String Time = DateTime.Now.ToString("h:mm:ss:ff tt");
+
+            //Output to console if enabled.
+            if (ConsoleOutPut)
+                Console.WriteLine(Time + ": " + message);
+
+            //Try to write the message to the log file.
+            try
+            {
+                using (System.IO.StreamWriter file = new System.IO.StreamWriter(LogFilename, true))
+                {
+                    //Write the message to file
+                    file.WriteLine(Time + ": " + message);
+                    //Add it to the messages cache.
+                    _Messages.Add(Time + ": " + message);
+                }
+            }
+            catch
+            {
+                throw new Exception("Unable to write message (" + message + ") to log file (" + LogFilename + ").");
+            }
+        }
+
+        /// <summary>
+        /// Returns an array of messages that have been queued in the log cache.
+        /// </summary>
+        /// <returns></returns>
+        public static String[] GetMessages()
+        {
+            if (_Messages == null)
+                return new string[0];
+            else
+              return _Messages.ToArray();
+        }
+
+        private static List<String> _Messages;
+    }
+}