Added correct PluginIdentifiableCommand

src/pocketmine/Server.php

@@ -32,6 +32,7 @@ use pocketmine\command\CommandReader;
 use pocketmine\command\CommandSender;
 use pocketmine\command\ConsoleCommandSender;
 use pocketmine\command\PluginCommand;
+use pocketmine\command\PluginIdentifiableCommand;
 use pocketmine\command\SimpleCommandMap;
 use pocketmine\entity\Entity;
 use pocketmine\event\HandlerList;
@@ -1014,10 +1015,10 @@ class Server{
 	/**
 	 * @param string $name
 	 *
-	 * @return PluginCommand
+	 * @return PluginIdentifiableCommand
 	 */
 	public function getPluginCommand($name){
-		if(($command = $this->commandMap->getCommand($name)) instanceof PluginCommand){
+		if(($command = $this->commandMap->getCommand($name)) instanceof PluginIdentifiableCommand){
 			return $command;
 		}else{
 			return null;

src/pocketmine/command/PluginCommand.php

@@ -24,7 +24,7 @@ namespace pocketmine\command;
 use pocketmine\plugin\Plugin;
 use pocketmine\utils\TextFormat;
 
-class PluginCommand extends Command{
+class PluginCommand extends Command implements PluginIdentifiableCommand{
 
 	/** @var Plugin */
 	private $owningPlugin;
@@ -39,7 +39,11 @@ class PluginCommand extends Command{
 	public function __construct($name, Plugin $owner){
 		parent::__construct($name);
 		$this->owningPlugin = $owner;
+		if(!($owner instanceof CommandExecutor)){
+			trigger_error("Plugin does not implement CommandExecutor", E_USER_WARNING);
+		}else{
 			$this->executor = $owner;
+		}
 		$this->usageMessage = "";
 	}
 

src/pocketmine/command/PluginIdentifiableCommand.php

@@ -0,0 +1,30 @@
+<?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/
+ *
+ *
+*/
+
+namespace pocketmine\command;
+
+interface PluginIdentifiableCommand{
+
+	/**
+	 * @return \pocketmine\plugin\plugin
+	 */
+	public function getPlugin();
+}

src/pocketmine/plugin/PluginBase.php

@@ -25,6 +25,7 @@ use pocketmine\command\Command;
 use pocketmine\command\CommandExecutor;
 use pocketmine\command\CommandSender;
 use pocketmine\command\PluginCommand;
+use pocketmine\command\PluginIdentifiableCommand;
 use pocketmine\Server;
 use pocketmine\utils\Config;
 
@@ -137,7 +138,7 @@ abstract class PluginBase implements Plugin, CommandExecutor{
 			$command = $this->getServer()->getPluginCommand(strtolower($this->description->getName()) . ":" . $name);
 		}
 
-		if($command instanceof PluginCommand and $command->getPlugin() === $this){
+		if($command instanceof PluginIdentifiableCommand and $command->getPlugin() === $this){
 			return $command;
 		}else{
 			return null;

src/pocketmine/plugin/PluginManager.php

@@ -151,6 +151,11 @@ class PluginManager{
 					if(($plugin = $loader->loadPlugin($path)) instanceof Plugin){
 						$this->plugins[$plugin->getDescription()->getName()] = $plugin;
 
+						$pluginCommands = $this->parseYamlCommands($plugin);
+
+						if(count($pluginCommands) > 0){
+							$this->commandMap->registerAll($plugin->getDescription()->getName(), $pluginCommands);
+						}
 						return $plugin;
 					}
 				}
@@ -500,11 +505,6 @@ class PluginManager{
 	 */
 	public function enablePlugin(Plugin $plugin){
 		if(!$plugin->isEnabled()){
-			$pluginCommands = $this->parseYamlCommands($plugin);
-
-			if(count($pluginCommands) > 0){
-				$this->commandMap->registerAll($plugin->getDescription()->getName(), $pluginCommands);
-			}
 
 			foreach($plugin->getDescription()->getPermissions() as $perm){
 				$this->addPermission($perm);