Block creating and property handling rewrite, part1

src/pocketmine/block/Air.php

@@ -20,30 +20,45 @@
 */
 
 namespace pocketmine\block;
+use pocketmine\item\Item;
 
 
 /**
  * Air block
  */
 class Air extends Transparent{
-	public $isActivable = false;
-	public $breakable = false;
-	public $isFlowable = true;
-	public $isTransparent = true;
-	public $isReplaceable = true;
-	public $isPlaceable = false;
-	public $hasPhysics = false;
-	public $isSolid = false;
-	public $isFullBlock = true;
+
 	protected $id = self::AIR;
 	protected $meta = 0;
-	protected $name = "Air";
-	protected $hardness = 0;
 
 	public function __construct(){
 
 	}
 
+	public function getName(){
+		return "Air";
+	}
+
+    public function isBreakable(Item $item){
+        return false;
+    }
+
+    public function canBeFlowedInto(){
+        return true;
+    }
+
+    public function canBeReplaced(){
+        return true;
+    }
+
+    public function canBePlaced(){
+        return false;
+    }
+
+    public function isSolid(){
+        return false;
+    }
+
 	public function getBoundingBox(){
 		return null;
 	}