Added handling for tile picking, added API for setting item lore

worked almost out of the box (some W10 equipment bugs though)

src/pocketmine/Player.php

@@ -196,6 +196,7 @@ use pocketmine\plugin\Plugin;
 use pocketmine\resourcepacks\ResourcePack;
 use pocketmine\tile\ItemFrame;
 use pocketmine\tile\Spawnable;
+use pocketmine\tile\Tile;
 use pocketmine\utils\TextFormat;
 use pocketmine\utils\UUID;
 
@@ -2388,7 +2389,19 @@ class Player extends Human implements CommandSender, InventoryHolder, ChunkLoade
 	}
 
 	public function handleBlockPickRequest(BlockPickRequestPacket $packet) : bool{
-		return false; //TODO
+		$tile = $this->getLevel()->getTile($this->temporalVector->setComponents($packet->tileX, $packet->tileY, $packet->tileZ));
+		if($tile instanceof Tile){ //TODO: check if the held item matches the target tile
+			$nbt = $tile->getCleanedNBT();
+			if($nbt instanceof CompoundTag){
+				$item = $this->inventory->getItemInHand();
+				$item->setCustomBlockData($nbt);
+				$item->setLore(["+(DATA)"]);
+				$this->inventory->setItemInHand($item);
+			}
+
+			return true;
+		}
+		return false;
 	}
 
 	public function handleUseItem(UseItemPacket $packet) : bool{

src/pocketmine/item/Item.php

@@ -660,6 +660,35 @@ class Item implements ItemIds, \JsonSerializable{
 		return $this;
 	}
 
+	public function getLore() : array{
+		$tag = $this->getNamedTagEntry("display");
+		if($tag instanceof CompoundTag and isset($tag->Lore) and $tag->Lore instanceof ListTag){
+			$lines = [];
+			foreach($tag->Lore->getValue() as $line){
+				$lines[] = $line->getValue();
+			}
+
+			return $lines;
+		}
+
+		return [];
+	}
+
+	public function setLore(array $lines){
+		$tag = $this->getNamedTag();
+		if(!isset($tag->display)){
+			$tag->display = new CompoundTag("display", []);
+		}
+		$tag->display->Lore = new ListTag("Lore");
+		$tag->display->Lore->setTagType(NBT::TAG_String);
+		$count = 0;
+		foreach($lines as $line){
+			$tag->display->Lore[$count++] = new StringTag("", $line);
+		}
+
+		$this->setNamedTag($tag);
+	}
+
 	/**
 	 * @param $name
 	 * @return Tag|null

src/pocketmine/tile/Tile.php

@@ -148,6 +148,17 @@ abstract class Tile extends Position{
 		$this->namedtag->z = new IntTag("z", $this->z);
 	}
 
+	public function getCleanedNBT(){
+		$this->saveNBT();
+		$tag = clone $this->namedtag;
+		unset($tag->x, $tag->y, $tag->z, $tag->id);
+		if($tag->getCount() > 0){
+			return $tag;
+		}else{
+			return null;
+		}
+	}
+
 	/**
 	 * @return \pocketmine\block\Block
 	 */