Chunk Energy: Prevent infinitely recursive Chunk loading

-- Only attempt to mark the Chunk as dirty if it's already loaded, not when it's still loading
-- Only mark the Chunk as dirty on the server, there's no reason to do so on the client

Author: Choonster

src/main/java/choonster/testmod3/capability/chunkenergy/ChunkEnergy.java

@@ -94,10 +94,12 @@ protected void onEnergyChanged() {
 		final World world = getWorld();
 		final ChunkPos chunkPos = getChunkPos();
 
-		world.getChunkFromChunkCoords(chunkPos.x, chunkPos.z).markDirty();
-
 		if (world.isRemote) return;
 
+		if (world.isBlockLoaded(chunkPos.getBlock(0, 0, 0))) {
+			world.getChunkFromChunkCoords(chunkPos.x, chunkPos.z).markDirty();
+		}
+
 		final PlayerChunkMapEntry playerChunkMapEntry = ((WorldServer) world).getPlayerChunkMap().getEntry(chunkPos.x, chunkPos.z);
 		if (playerChunkMapEntry == null) return;