improved welcome message and admin command

Geekbot.net/Modules/AdminCmd.cs

@@ -0,0 +1,29 @@
+using System.Threading.Tasks;
+using Discord.Commands;
+using Geekbot.net.Lib;
+
+namespace Geekbot.net.Modules
+{
+    [Group("admin")]
+    public class AdminCmd : ModuleBase
+    {
+        [Command("welcome"), Summary("Set a Welcome Message (use '$user' to mention the new joined user).")]
+        public async Task SetWelcomeMessage([Remainder, Summary("The message")] string welcomeMessage)
+        {
+            if (Context.Guild.OwnerId.Equals(Context.User.Id))
+            {
+                var redis = new RedisClient().Client;
+                var key = Context.Guild.Id + "-welcome-msg";
+                redis.StringSet(key, welcomeMessage);
+                var formatedMessage = welcomeMessage.Replace("$user", Context.User.Mention);
+                await ReplyAsync("W!elcome message has been changed\r\nHere is an example of how it would look:\r\n" +
+                           formatedMessage);
+            }
+            else
+            {
+                await ReplyAsync("Sorry, only the Server Owner can do this");
+            }
+
+        }
+    }
+}

Geekbot.net/Modules/Ping.cs

@@ -10,5 +10,11 @@ namespace Geekbot.net.Modules
         {
             await ReplyAsync("Pong");
         }
+
+        [Command("hui"), Summary("hui!!!.")]
+        public async Task Hui()
+        {
+            await ReplyAsync("hui!!!");
+        }
     }
 }