Correct Torch/Ladder placing

TODO.md

@@ -10,26 +10,20 @@ __Check Milestones [here](https://github.com/shoghicp/PocketMine-MP/issues/miles
 - Random Chunk Updates
 - Placing Half Slabs
 - Water/lava spread
-- Door,trapdoor,torch,stair,ladder,fence gate placement/orientation (+should need ground/wall beneath)
-- Opening/closing doors,fence gates,trapdoors (Not placing block in hand when hitting doors/fence gates/trapdoors to open/close them)
-- Building off the side of one block/object not replacing the block/object next to it (i.e. try placing a block on the side of a torch, when the torch is already beside a different block)
+- Door, trapdoor, stair, fence gate placement/orientation (+should need ground/wall beneath)
+- Opening/closing doors, fence gates, trapdoors (reflect it to all players)
 - Fix spawn position resetting
-- Ladders not turning into signs
-- Correct block placement for items like beds and doors.
+- Correct block placement for beds
 - Blocks broken to not make drops in creative mode
-- Bonemeal use not creating invisible blocks
-- Hoe use not spawning glitchy "update!" blocks, hoes tilling dirt
-- Bow use not spawning wood blocks
-- Sword use not spawning lava blocks
+- Bonemeal use
+- Hoes tilling dirt
 - Players can often hear "echos" of their own block interactions' SFX (torch placed, block destroyed, etc. most noticeable when moving around as you place.)
 - BUG? Breaking redstone ore blocks not dropping TONS of redstone ore blocks (One-time occurrence... can't reproduce XD;)
 - Redstone ore blocks lighting up upon hit or contact
-- Cactus placement requirements (needs open blocks beside, sand below)
-- Sapling/flower placement requirements
+- Cactus placement requirements (needs open blocks beside)
+- Sapling / flower placement requirements
 - Mushroom placement requirements
 - Reed placement requirements
-- Wheat seeds not becoming brown mushrooms + placement requirements
-- Melon seeds not becoming the glitchy "update!" block + placement requirements
 
 ## Beta (Survival)
 - Mob spawning, item pick up

classes/API/BlockAPI.php

@@ -100,9 +100,27 @@ class BlockAPI{
 				$entity = $this->server->api->entity->get($this->eid);				
 				
 				switch($data["block"]){
+					case 50: //Torch
+						if(isset(Material::$transparent[$target[0]])){
+							return;
+						}
+						$faces = array(
+							0 => 6,
+							1 => 5,
+							2 => 4,
+							3 => 3,
+							4 => 2,
+							5 => 1,
+						);
+						if(!isset($faces[$data["face"]])){
+							return false;
+						}
+						$data["meta"] = $faces[$data["face"]];
+						break;
 					case 64://Door placing
 						$blockUp = $this->server->api->level->getBlock($data["x"], $data["y"] + 1, $data["z"]);
-						if(!isset(Material::$replaceable[$blockUp[0]])){
+						$blockDown = $this->server->api->level->getBlock($data["x"], $data["y"] - 1, $data["z"]);
+						if(!isset(Material::$replaceable[$blockUp[0]]) or isset(Material::$transparent[$blockDown[0]])){
 							return;
 						}else{
 							$data2 = $data;
@@ -112,6 +130,21 @@ class BlockAPI{
 							$this->server->handle("player.block.place", $data2);
 						}
 						break;
+					case 65: //Ladder
+						if(isset(Material::$transparent[$target[0]])){
+							return;
+						}
+						$faces = array(
+							2 => 2,
+							3 => 3,
+							4 => 4,
+							5 => 5,
+						);
+						if(!isset($faces[$data["face"]])){
+							return false;
+						}
+						$data["meta"] = $faces[$data["face"]];
+						break;
 					case 59://Seeds
 					case 105:
 						$blockDown = $this->server->api->level->getBlock($data["x"], $data["y"] - 1, $data["z"]);

classes/Data.class.php

@@ -26,6 +26,41 @@ the Free Software Foundation, either version 3 of the License, or
 */
 
 class Material{
+	static $transparent = array(
+		0 => true,
+		6 => true,
+		8 => true,
+		9 => true,
+		10 => true,
+		11 => true,
+		18 => true,
+		20 => true,
+		26 => true,
+		30 => true,
+		31 => true,
+		32 => true,
+		37 => true,
+		38 => true,
+		39 => true,
+		40 => true,
+		46 => true,
+		50 => true,
+		51 => true,
+		53 => true,
+		59 => true,
+		65 => true,
+		67 => true,
+		78 => true,
+		79 => true,
+		81 => true,
+		83 => true,
+		89 => true,
+		96 => true,
+		102 => true,
+		105 => true,
+		107 => true,
+		108 => true,		
+	);
 	static $replaceable = array(
 		0 => true,
 		8 => true,