fix issues when map motds use code page 437

MCGalaxy/Network/NetUtils.cs

@@ -74,7 +74,7 @@ namespace MCGalaxy {
         public static void WriteAscii(string str, byte[] array, int offset) {
             int count = Math.Min(str.Length, StringSize);
             for (int i = 0; i < count; i++) {
-                char raw = str[i];
+                char raw = str[i].UnicodeToCp437();
                 array[offset + i] = raw >= '\u0080' ? (byte)'?' : (byte)raw;
             }
             for (int i = count; i < StringSize; i++)
@@ -84,7 +84,7 @@ namespace MCGalaxy {
         public static void WriteCP437(string str, byte[] array, int offset) {
             int count = Math.Min(str.Length, StringSize);
             for (int i = 0; i < count; i++)
-                array[offset + i] = (byte)str[i];
+                array[offset + i] = (byte)str[i].UnicodeToCp437();
             for (int i = count; i < StringSize; i++)
                 array[offset + i] = (byte)' ';
         }

MCGalaxy/Network/Opcode.cs

@@ -64,5 +64,6 @@ namespace MCGalaxy {
         public const byte CpeSetTextColor = 39;
         public const byte CpeSetMapEnvUrl = 40;
         public const byte CpeSetMapEnvProperty = 41;
+        public const byte CpeSetEntityProperty = 42;
     }
 }

MCGalaxy/Network/Packets/Packet.CPE.cs

@@ -172,5 +172,13 @@ namespace MCGalaxy {
             NetUtils.WriteI32(value, buffer, 2);
             return buffer;
         }
+		
+        public static byte[] EntityProperty(EntityProp prop, int value) {
+            byte[] buffer = new byte[6];
+            buffer[0] = Opcode.CpeSetEntityProperty;
+            buffer[1] = (byte)prop;
+            NetUtils.WriteI32(value, buffer, 2);
+            return buffer;
+        }
     }
 }

MCGalaxy/Network/Player.Networking.cs

@@ -226,7 +226,6 @@ namespace MCGalaxy {
         
         public void SendMessage(byte id, string message, bool colorParse = true) {
             message = Chat.Format(message, this, colorParse);
-            message.UnicodeToCp437InPlace();
             
             int totalTries = 0;
             if (MessageRecieve != null)

MCGalaxy/Player/Player.CPE.cs

@@ -16,33 +16,17 @@
     permissions and limitations under the Licenses.
  */
 using System;
-using System.Drawing;
 
 namespace MCGalaxy {
     public partial class Player {
-        public int ClickDistance = 0;
-        public int CustomBlocks = 0;
-        public int HeldBlock = 0;
-        public int TextHotKey = 0;
-        public int ExtPlayerList = 0;
-        public int EnvColors = 0;
-        public int SelectionCuboid = 0;
-        public int BlockPermissions = 0;
-        public int ChangeModel = 0;
-        public int EnvMapAppearance = 0;
-        public int EnvWeatherType = 0;
-        public int HackControl = 0;
-        public int EmoteFix = 0;
-        public int MessageTypes = 0;
-        public int LongerMessages = 0;
-        public int FullCP437 = 0;
-        public int BlockDefinitions = 0;
-        public int BlockDefinitionsExt = 0;
-        public int TextColors = 0;
-        public int BulkBlockUpdate = 0;
-        public int EnvMapAspect = 0;
-        public int PlayerClick = 0;
+        public int ClickDistance, CustomBlocks, HeldBlock, TextHotKey;
+        public int ExtPlayerList, EnvColors, SelectionCuboid, BlockPermissions;
+        public int ChangeModel, EnvMapAppearance, EnvWeatherType, HackControl;
+        public int EmoteFix, MessageTypes, LongerMessages, FullCP437;
+        public int BlockDefinitions, BlockDefinitionsExt, TextColors, BulkBlockUpdate;
+        public int EnvMapAspect, PlayerClick, EntityProperty;
 
+        // these are checked frequently, so avoid overhead of HasCpeExt
         public bool hasCustomBlocks, hasBlockDefs,
         hasTextColors, hasChangeModel, hasExtList;
 
@@ -105,6 +89,8 @@ namespace MCGalaxy {
                     EnvMapAspect = version; break;
                 case CpeExt.PlayerClick:
                     PlayerClick = version; break;
+                case CpeExt.EntityProperty:
+                    EntityProperty = version; break;
             }
         }
 
@@ -283,6 +269,7 @@ namespace MCGalaxy {
         public const string BulkBlockUpdate = "BulkBlockUpdate";
         public const string EnvMapAspect = "EnvMapAspect";
         public const string PlayerClick = "PlayerClick";
+        public const string EntityProperty = "EntityProperty";
     }
     
     public enum CpeMessageType : byte {
@@ -296,4 +283,8 @@ namespace MCGalaxy {
         CloudsLevel = 3, MaxFog = 4, CloudsSpeed = 5,
         WeatherSpeed = 6, WeatherFade = 7, ExpFog = 8,
     }
+    
+    public enum EntityProp : byte {
+        RotX = 0, RotY = 1, RotZ = 2,
+    }
 }

MCGalaxy/util/Extensions/StringExts.cs

@@ -66,7 +66,7 @@ namespace MCGalaxy {
         }
         
         
-        static char Cp437ToUnicode(char c) {
+        public static char Cp437ToUnicode(this char c) {
             if (c < 0x20) {
                 return FullCP437Handler.ControlCharReplacements[c];
             } else if (c < 0x7F) {
@@ -77,7 +77,7 @@ namespace MCGalaxy {
             return '?';
         }
         
-        static char UnicodeToCp437(char c) {
+        public static char UnicodeToCp437(this char c) {
             int cpIndex = 0;
             if (c >= ' ' && c <= '~') {
                 return c;