Cleaned up some copy-pasted code for coloured blocks names

src/pocketmine/block/utils/ColorBlockMetaHelper.php

@@ -0,0 +1,50 @@
+<?php
+
+/*
+ *
+ *  ____            _        _   __  __ _                  __  __ ____
+ * |  _ \ ___   ___| | _____| |_|  \/  (_)_ __   ___      |  \/  |  _ \
+ * | |_) / _ \ / __| |/ / _ \ __| |\/| | | '_ \ / _ \_____| |\/| | |_) |
+ * |  __/ (_) | (__|   <  __/ |_| |  | | | | | |  __/_____| |  | |  __/
+ * |_|   \___/ \___|_|\_\___|\__|_|  |_|_|_| |_|\___|     |_|  |_|_|
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * @author PocketMine Team
+ * @link http://www.pocketmine.net/
+ *
+ *
+*/
+
+declare(strict_types=1);
+
+namespace pocketmine\block\utils;
+
+class ColorBlockMetaHelper{
+
+	public static function getColorFromMeta(int $meta) : string{
+		static $names = [
+			0 => "White",
+			1 => "Orange",
+			2 => "Magenta",
+			3 => "Light Blue",
+			4 => "Yellow",
+			5 => "Lime",
+			6 => "Pink",
+			7 => "Gray",
+			8 => "Light Gray",
+			9 => "Cyan",
+			10 => "Purple",
+			11 => "Blue",
+			12 => "Brown",
+			13 => "Green",
+			14 => "Red",
+			15 => "Black",
+		];
+
+		return $names[$meta] ?? "Unknown";
+	}
+}