Commands script folder renamed to BaseCommands. Users creating custom commands are encouraged to create them in a "Commands" or "Custom Commands" folder.

MudEngine/WinPC_Engine/GameScripts/BaseCommands/Login.cs

@@ -0,0 +1,165 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Text.RegularExpressions;
+using System.IO;
+
+using MudEngine.Core.Interfaces;
+using MudEngine.Game;
+using MudEngine.Game.Characters;
+using MudEngine.Game.Environment;
+using MudEngine.GameScripts;
+
+namespace MudEngine.GameScripts.Commands
+{
+    public class Login : ICommand
+    {
+
+        public string Name { get; set; }
+
+        public string Description { get; set; }
+
+        public List<string> Help { get; set; }
+
+        public Login()
+        {
+            Help = new List<string>();
+            //Name = "Login";
+            Description = "Account login command.";
+        }
+
+        public Boolean Execute(string command, Game.Characters.StandardCharacter character)
+        {
+            //reference to the Characters Game.
+            StandardGame game = character.Game;
+
+            //Store a reference to this character for other methods within this class.
+            this._Character = character;
+
+            if (character.LoggedIn)
+            {
+                character.SendMessage("You are already logged in!");
+                return false;
+            }
+
+            character.SendMessage("Please enter character name: ");
+            String name = String.Empty;
+
+            //Repeat the login process until we get a valid name.
+            while (String.IsNullOrEmpty(name) && character.Connected)
+            {
+                character.SendMessage("Enter your character name: ", false);
+
+                name = String.Empty;
+                Boolean isFound = false;
+
+                //Get the supplied name
+                name = character.GetInput();
+
+                //Entering their username is the first time input has been
+                //made by the user.  Expect their Telnet client to send Header
+                //information, so we strip it out by forcing only a whole
+                //word to be saved and everything else discarded.
+                //Note that this wouldn't work if first and last names were supported
+                //as this only returns the first word found and that is all.
+                Match m = Regex.Match(name, @"\w+");
+                name = m.Value;
+
+                //Make sure no illegal characters are in the name such as underbars or asteriks
+                if (!name.All(Char.IsLetterOrDigit))
+                {
+                    character.SendMessage("Invalid character name supplied.  Only letters and numbers are allowed.");
+                    name = String.Empty;
+                    continue;
+                }
+
+                //Uncomment this if first/last name combinations are used in
+                //the game.  Note that this does support numbers and other
+                //special characters.  If you do not want them, you will need
+                //to modify the Regular Expression Evaluator below.
+                /*
+                MatchCollection m = Regex.Matches(name, @"\w+");
+                name = String.Empty;
+                foreach (Match word in m)
+                {
+                    name += word.Value + " ";
+                }
+                */
+
+                //Check if the name entered is blank. Ensure that we remove leading and ending spaces
+                if (String.IsNullOrEmpty(name))
+                    continue;
+
+                //Look if the file exists.
+                String filename = game.SavePaths.GetFilePath(DAL.DataTypes.Players, name);
+
+                if (File.Exists(filename))
+                    isFound = true;
+
+                //if the character name supplied exists, load it.
+                if (isFound)
+                {
+                    //Perform a password check
+                    character.SendMessage("Please enter a password for " + name);
+                    String password = character.GetInput();
+
+                    //If the password is empty, then restart the process.
+                    if (String.IsNullOrEmpty(password))
+                    {
+                        name = String.Empty;
+                        continue;
+                    }
+
+                    //Load the character from file.
+                    character.Load(filename);
+
+                    //Check if the characters password matches that of the saved player password
+                    if (character.Password != password)
+                    {
+                        //No match, bail.
+                        character.SendMessage("Invalid password provided.");
+                        name = String.Empty;
+                        continue;
+                    }
+                    else //End our loading.
+                    {
+                        character.SendMessage("Welcome back " + character.Name + "!");
+                        return true;
+                    }
+                }
+                else
+                {
+                    character.SendMessage("No character with that name was found.  Create a new one? (Yes/No)");
+                    String result = character.GetInput();
+                    if (result.ToLower() == "yes")
+                    {
+                        //Store the character name.
+                        character.Name = name;
+
+
+                        if (!character.ExecuteSilentCommand("CreatePlayer"))
+                        {
+                            name = String.Empty;
+                            continue;
+                        }
+                        else
+                        {
+                            //We complete the login process..
+                            character.SendMessage(character.Name + " created!");
+                            return true;
+                        }
+                    }
+                    else
+                    {
+                        name = String.Empty;
+                        continue;
+                    }
+                }
+            }
+            return false;
+        }
+
+        private StandardCharacter _Character;
+    }
+}