Correct drops for Snow and Cake

src/material/Item.php

@@ -147,6 +147,23 @@ class Item{
 		}
 	}
 	
+	final public function isShovel(){
+		switch($this->id){
+			case IRON_SHOVEL:
+				return 4;
+			case WOODEN_SHOVEL:
+				return 1;
+			case STONE_SHOVEL:
+				return 3;
+			case DIAMOND_SHOVEL:
+				return 5;
+			case GOLD_SHOVEL:
+				return 2;
+			default:
+				return false;
+		}
+	}
+	
 	public function isHoe(){
 		switch($this->id){
 			case IRON_HOE:

src/material/block/solid/Cake.php

@@ -33,6 +33,10 @@ class CakeBlock extends TransparentBlock{
 		$this->meta = $meta & 0x07;
 	}
 	
+	public function getDrops(Item $item, Player $player){
+		return array();
+	}
+	
 	public function onActivate(Item $item, Player $player){
 		if($player->entity->getHealth() < 20){
 			++$this->meta;

src/material/block/solid/SnowLayer.php

@@ -32,4 +32,11 @@ class SnowLayerBlock extends FlowableBlock{
 		$this->isSolid = false;
 	}
 	
+	public function getDrops(Item $item, Player $player){
+		if($item->isShovel() !== false){
+			return array(
+				array(SNOWBALL, 0, 1),
+			);
+		}
+	}
 }

src/material/item/generic/Bucket.php

@@ -41,11 +41,11 @@ class BucketItem extends Item{
 				return true;
 			}
 		}elseif($this->meta === STILL_WATER){
-			if($block->getID() === AIR){
+			//if($block->getID() === AIR){
 				$level->setBlock($block, new StillWaterBLock());
 				$this->meta = 0;
 				return true;
-			}
+			//}
 		}elseif($this->meta === STILL_LAVA){
 			if($block->getID() === AIR){
 				$level->setBlock($block, new StillLavaBlock());