Re-implement chat in content. (#198)

* OOC is a word.

* Re-implement chat in content.

Content.Server/Chat/ChatCommands.cs

@@ -0,0 +1,43 @@
+using Content.Server.Interfaces.Chat;
+using SS14.Server.Interfaces.Console;
+using SS14.Server.Interfaces.Player;
+using SS14.Shared.Enums;
+using SS14.Shared.IoC;
+
+namespace Content.Server.Chat
+{
+    internal class SayCommand : IClientCommand
+    {
+        public string Command => "say";
+        public string Description => "Send chat messages to the local channel or a specified radio channel.";
+        public string Help => "say <text>";
+
+        public void Execute(IConsoleShell shell, IPlayerSession player, string[] args)
+        {
+            if (player.Status != SessionStatus.InGame || !player.AttachedEntityUid.HasValue)
+                return;
+
+            if (args.Length < 1)
+                return;
+
+            var chat = IoCManager.Resolve<IChatManager>();
+
+            var message = string.Join(" ", args);
+
+            chat.EntitySay(player.AttachedEntity, message);
+        }
+    }
+
+    internal class OOCCommand : IClientCommand
+    {
+        public string Command => "ooc";
+        public string Description => "Send Out of Character chat messages.";
+        public string Help => "ooc <text>";
+
+        public void Execute(IConsoleShell shell, IPlayerSession player, string[] args)
+        {
+            var chat = IoCManager.Resolve<IChatManager>();
+            chat.SendOOC(player, string.Join(" ", args));
+        }
+    }
+}