Add Chunk Watch and UnWatch events.

common/forge_at.cfg

@@ -81,7 +81,9 @@ default aaf.d #FD:AnvilChunkLoader/field_75825_d
 # ChunkProviderServer.currentChunkLoader
 default im.e #FD:ChunkProviderServer/field_73247_e
 # PlayerManager
-default ik.a(IIZ)Lil; #MD:PlayerManager/func_72690_a #getOrCreateChunkWatcher
+public ik.a(IIZ)Lil; #MD:PlayerManager/func_72690_a #getOrCreateChunkWatcher
+# PlayerInstance
+public il #CL:PlayerInstance
 # World
 public-f xv.C #FD:World/field_72982_D #villageCollectionObj
 public xv.H #FD:World/field_72993_I #activeChunkSet

common/net/minecraftforge/event/world/ChunkWatchEvent.java

@@ -0,0 +1,29 @@
+package net.minecraftforge.event.world;
+
+import net.minecraft.src.ChunkCoordIntPair;
+import net.minecraft.src.EntityPlayerMP;
+import net.minecraft.src.PlayerInstance;
+import net.minecraft.src.WorldServer;
+import net.minecraftforge.event.Event;
+
+public class ChunkWatchEvent extends Event
+{
+    public final ChunkCoordIntPair chunk;
+    public final EntityPlayerMP player;
+    
+    public ChunkWatchEvent(ChunkCoordIntPair chunk, EntityPlayerMP player)
+    {
+        this.chunk = chunk;
+        this.player = player;
+    }
+    
+    public static class Watch extends ChunkWatchEvent
+    {
+        public Watch(ChunkCoordIntPair chunk, EntityPlayerMP player) { super(chunk, player); }        
+    }
+    
+    public static class UnWatch extends ChunkWatchEvent
+    {
+        public UnWatch(ChunkCoordIntPair chunkLocation, EntityPlayerMP player) { super(chunkLocation, player); }        
+    }
+}

patches/common/net/minecraft/src/EntityPlayerMP.java.patch

@@ -1,16 +1,17 @@
 --- ../src_base/common/net/minecraft/src/EntityPlayerMP.java
 +++ ../src_work/common/net/minecraft/src/EntityPlayerMP.java
-@@ -8,6 +8,9 @@
+@@ -8,6 +8,10 @@
  import java.util.LinkedList;
  import java.util.List;
  import net.minecraft.server.MinecraftServer;
 +import net.minecraftforge.common.ForgeHooks;
 +import net.minecraftforge.common.MinecraftForge;
 +import net.minecraftforge.event.entity.player.PlayerDropsEvent;
++import net.minecraftforge.event.world.ChunkWatchEvent;
  
  public class EntityPlayerMP extends EntityPlayer implements ICrafting
  {
-@@ -80,18 +83,10 @@
+@@ -80,18 +84,10 @@
          par4ItemInWorldManager.thisPlayerMP = this;
          this.theItemInWorldManager = par4ItemInWorldManager;
          this.renderDistance = par1MinecraftServer.getConfigurationManager().getViewDistance();
@@ -30,7 +31,7 @@
  
          this.setLocationAndAngles((double)var6 + 0.5D, (double)var8, (double)var7 + 0.5D, 0.0F, 0.0F);
          this.mcServer = par1MinecraftServer;
-@@ -188,7 +183,10 @@
+@@ -188,7 +184,10 @@
                  if (var9 != null && this.worldObj.blockExists(var9.chunkXPos << 4, 0, var9.chunkZPos << 4))
                  {
                      var6.add(this.worldObj.getChunkFromChunkCoords(var9.chunkXPos, var9.chunkZPos));
@@ -42,7 +43,15 @@
                  }
              }
  
-@@ -253,11 +251,29 @@
+@@ -209,6 +208,7 @@
+                 {
+                     Chunk var10 = (Chunk)var11.next();
+                     this.getServerForPlayer().getEntityTracker().func_85172_a(this, var10);
++                    MinecraftForge.EVENT_BUS.post(new ChunkWatchEvent.Watch(var10.getChunkCoordIntPair(), this));
+                 }
+             }
+         }
+@@ -253,11 +253,29 @@
       */
      public void onDeath(DamageSource par1DamageSource)
      {

patches/common/net/minecraft/src/PlayerInstance.java.patch

@@ -1,6 +1,29 @@
 --- ../src_base/common/net/minecraft/src/PlayerInstance.java
 +++ ../src_work/common/net/minecraft/src/PlayerInstance.java
-@@ -137,7 +137,10 @@
+@@ -3,9 +3,12 @@
+ import java.util.ArrayList;
+ import java.util.List;
+ 
++import net.minecraftforge.common.MinecraftForge;
++import net.minecraftforge.event.world.ChunkWatchEvent;
++
+ public class PlayerInstance
+ {
+-    private final List playersInChunk;
++    public final List playersInChunk;
+ 
+     /** note: this is final */
+     private final ChunkCoordIntPair chunkLocation;
+@@ -48,6 +51,8 @@
+             par1EntityPlayerMP.playerNetServerHandler.sendPacketToPlayer(new Packet51MapChunk(PlayerManager.getWorldServer(this.myManager).getChunkFromChunkCoords(this.chunkLocation.chunkXPos, this.chunkLocation.chunkZPos), true, 0));
+             this.playersInChunk.remove(par1EntityPlayerMP);
+             par1EntityPlayerMP.loadedChunks.remove(this.chunkLocation);
++            
++            MinecraftForge.EVENT_BUS.post(new ChunkWatchEvent.UnWatch(chunkLocation, par1EntityPlayerMP));
+ 
+             if (this.playersInChunk.isEmpty())
+             {
+@@ -137,7 +142,10 @@
                          if ((this.field_73260_f & 1 << var3) != 0)
                          {
                              var4 = var3 << 4;