Added xmas hook such that when the server checks to see if it should do xmas related things, it will check all plugins first.

TShockAPI/Commands.cs

@@ -209,6 +209,7 @@ namespace TShockAPI
 			add(Permissions.cfg, WorldInfo, "world");
 			add(Permissions.savessi, SaveSSI, "savessi");
 			add(Permissions.savessi, OverrideSSI, "overridessi", "ossi");
+		    add(Permissions.xmas, ForceXmas, "forcexmas");
 		    //add(null, TestCallbackCommand, "test");
 		}
 
@@ -1140,6 +1141,38 @@ namespace TShockAPI
 			}
 		}
 
+        private static void ForceXmas(CommandArgs args)
+        {
+            if(args.Parameters.Count == 0)
+            {
+                args.Player.SendErrorMessage("Usage: /forcexmas [true/false]");
+                args.Player.SendInfoMessage(
+                    String.Format("The server is currently {0} force Christmas mode.",
+                                (TShock.Config.ForceXmas ? "in" : "not in")));
+                return;
+            }
+
+            if(args.Parameters[0].ToLower() == "true")
+            {
+                TShock.Config.ForceXmas = true;
+                Main.checkXMas();
+            }
+            else if(args.Parameters[0].ToLower() == "false")
+            {
+                TShock.Config.ForceXmas = false;
+                Main.checkXMas();
+            }
+            else
+            {
+                args.Player.SendErrorMessage("Usage: /forcexmas [true/false]");
+                return;
+            }
+
+            args.Player.SendInfoMessage(
+                    String.Format("The server is currently {0} force Christmas mode.",
+                                (TShock.Config.ForceXmas ? "in" : "not in")));
+        }
+
 		#endregion Player Management Commands
 
 		#region Server Maintenence Commands

TShockAPI/ConfigFile.cs

@@ -243,6 +243,8 @@ namespace TShockAPI
 
 	    [Description("Hide stat tracker console messages.")] public bool HideStatTrackerDebugMessages = true;
 
+	    [Description("Force Christmas only events to occur all year.")] public bool ForceXmas = false;
+
         /// <summary>
         /// Reads a configuration file from a given path
         /// </summary>

TShockAPI/Permissions.cs

@@ -169,6 +169,8 @@ namespace TShockAPI
         [Description("User can use rest api calls.")]
 	    public static readonly string restapi;
 
+	    [Description("User can force the server to Christmas mode.")] public static readonly string xmas;
+
         static Permissions()
 		{
 			foreach (var field in typeof (Permissions).GetFields())

TShockAPI/TShock.cs

@@ -223,6 +223,7 @@ namespace TShockAPI
 				ProjectileHooks.SetDefaults += OnProjectileSetDefaults;
 				WorldHooks.StartHardMode += OnStartHardMode;
 				WorldHooks.SaveWorld += SaveManager.Instance.OnSaveWorld;
+			    WorldHooks.ChristmasCheck += OnXmasCheck;
                 NetHooks.NameCollision += NetHooks_NameCollision;
 
 				GetDataHandlers.InitGetDataHandler();
@@ -323,6 +324,7 @@ namespace TShockAPI
 				ProjectileHooks.SetDefaults -= OnProjectileSetDefaults;
                 WorldHooks.StartHardMode -= OnStartHardMode;
 				WorldHooks.SaveWorld -= SaveManager.Instance.OnSaveWorld;
+                WorldHooks.ChristmasCheck -= OnXmasCheck;
                 NetHooks.NameCollision -= NetHooks_NameCollision;
 
 				if (File.Exists(Path.Combine(SavePath, "tshock.pid")))
@@ -367,6 +369,17 @@ namespace TShockAPI
             return;
         }
 
+        void OnXmasCheck(ChristmasCheckEventArgs args)
+        {
+            if (args.Handled)
+                return;
+
+            if(Config.ForceXmas)
+            {
+                args.Xmas = true;
+                args.Handled = true;
+            }
+        }
 		/// <summary>
 		/// Handles exceptions that we didn't catch or that Red fucked up
 		/// </summary>