Block creating and property handling rewrite, part1

src/pocketmine/block/Sponge.php

@@ -23,9 +23,19 @@ namespace pocketmine\block;
 
 
 class Sponge extends Solid{
+
+    protected $id = self::SPONGE;
+
 	public function __construct(){
-		parent::__construct(self::SPONGE, "Sponge");
-		$this->hardness = 3;
+
 	}
 
+    public function getHardness(){
+        return 3;
+    }
+
+    public function getName(){
+        return "Sponge";
+    }
+
 }