Mycelium spreads like grass and MonsterSpawner breaktime added

src/pocketmine/block/MonsterSpawner.php

@@ -28,4 +28,25 @@ class MonsterSpawner extends Solid{
 		parent::__construct(self::MONSTER_SPAWNER, 0, "Monster Spawner");
 		$this->hardness = 25;
 	}
+
+    public function getBreakTime(Item $item){
+        switch($item->isPickaxe()){
+            case 5:
+                return 0.95;
+            case 4:
+                return 1.25;
+            case 3:
+                return 1.9;
+            case 2:
+                return 0.65;
+            case 1:
+                return 3.75;
+            default:
+                return 25;
+        }
+    }
+
+    public function getDrops(Item $item){
+        return [];
+    }
 }

src/pocketmine/block/Mycelium.php

@@ -28,4 +28,26 @@ class Mycelium extends Solid{
 		parent::__construct(self::MYCELIUM, 0, "Mycelium");
 		$this->hardness = 2.5;
 	}
+
+    public function getDrops(Item $item){
+        return [
+            [Item::DIRT, 0, 1],
+        ];
+    }
+
+    public function onUpdate($type){
+        if($type === Level::BLOCK_UPDATE_RANDOM){
+            //TODO: light levels
+            $x = mt_rand($this->x - 1, $this->x + 1);
+            $y = mt_rand($this->y - 2, $this->y + 2);
+            $z = mt_rand($this->z - 1, $this->z + 1);
+            $block = $this->getLevel()->getBlockIdAt($x, $y, $z);
+            if($block === Block::DIRT){
+                $block = $this->getLevel()->getBlock(new Vector3($x, $y, $z));
+                if($block->getSide(1) instanceof Transparent){
+                    $this->getLevel()->setBlock($block, new Mycelium());
+                }
+            }
+        }
+    }
 }