Stop hardcoding permission names everywhere

using strings for permission names is nearly as shitty, but this is at least cross-referencable and statically analysable.

src/command/defaults/BanCommand.php

@@ -27,6 +27,7 @@ use pocketmine\command\Command;
 use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\player\Player;
 use function array_shift;
 use function count;
@@ -40,7 +41,7 @@ class BanCommand extends VanillaCommand{
 			"%pocketmine.command.ban.player.description",
 			"%commands.ban.usage"
 		);
-		$this->setPermission("pocketmine.command.ban.player");
+		$this->setPermission(DefaultPermissionNames::COMMAND_BAN_PLAYER);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/BanIpCommand.php

@@ -27,6 +27,7 @@ use pocketmine\command\Command;
 use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\player\Player;
 use function array_shift;
 use function count;
@@ -41,7 +42,7 @@ class BanIpCommand extends VanillaCommand{
 			"%pocketmine.command.ban.ip.description",
 			"%commands.banip.usage"
 		);
-		$this->setPermission("pocketmine.command.ban.ip");
+		$this->setPermission(DefaultPermissionNames::COMMAND_BAN_IP);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/BanListCommand.php

@@ -27,6 +27,7 @@ use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\lang\TranslationContainer;
 use pocketmine\permission\BanEntry;
+use pocketmine\permission\DefaultPermissionNames;
 use function array_map;
 use function count;
 use function implode;
@@ -42,7 +43,7 @@ class BanListCommand extends VanillaCommand{
 			"%pocketmine.command.banlist.description",
 			"%commands.banlist.usage"
 		);
-		$this->setPermission("pocketmine.command.ban.list");
+		$this->setPermission(DefaultPermissionNames::COMMAND_BAN_LIST);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/ClearCommand.php

@@ -29,10 +29,12 @@ use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\item\LegacyStringToItemParser;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\player\Player;
 use pocketmine\utils\TextFormat;
 use function array_merge;
 use function count;
+use function implode;
 
 class ClearCommand extends VanillaCommand{
 
@@ -42,7 +44,7 @@ class ClearCommand extends VanillaCommand{
 			"%pocketmine.command.clear.description",
 			"%pocketmine.command.clear.usage"
 		);
-		$this->setPermission("pocketmine.command.clear.self;pocketmine.command.clear.other");
+		$this->setPermission(implode(";", [DefaultPermissionNames::COMMAND_CLEAR_SELF, DefaultPermissionNames::COMMAND_CLEAR_OTHER]));
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){
@@ -61,12 +63,12 @@ class ClearCommand extends VanillaCommand{
 				$sender->sendMessage(new TranslationContainer(TextFormat::RED . "%commands.generic.player.notFound"));
 				return true;
 			}
-			if($target !== $sender && !$sender->hasPermission("pocketmine.command.clear.other")){
+			if($target !== $sender && !$sender->hasPermission(DefaultPermissionNames::COMMAND_CLEAR_OTHER)){
 				$sender->sendMessage($sender->getLanguage()->translateString(TextFormat::RED . "%commands.generic.permission"));
 				return true;
 			}
 		}elseif($sender instanceof Player){
-			if(!$sender->hasPermission("pocketmine.command.clear.self")){
+			if(!$sender->hasPermission(DefaultPermissionNames::COMMAND_CLEAR_SELF)){
 				$sender->sendMessage($sender->getLanguage()->translateString(TextFormat::RED . "%commands.generic.permission"));
 				return true;
 			}

src/command/defaults/DefaultGamemodeCommand.php

@@ -26,6 +26,7 @@ namespace pocketmine\command\defaults;
 use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\player\GameMode;
 use function count;
 
@@ -37,7 +38,7 @@ class DefaultGamemodeCommand extends VanillaCommand{
 			"%pocketmine.command.defaultgamemode.description",
 			"%commands.defaultgamemode.usage"
 		);
-		$this->setPermission("pocketmine.command.defaultgamemode");
+		$this->setPermission(DefaultPermissionNames::COMMAND_DEFAULTGAMEMODE);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/DeopCommand.php

@@ -27,6 +27,7 @@ use pocketmine\command\Command;
 use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\player\Player;
 use pocketmine\utils\TextFormat;
 use function array_shift;
@@ -40,7 +41,7 @@ class DeopCommand extends VanillaCommand{
 			"%pocketmine.command.deop.description",
 			"%commands.deop.usage"
 		);
-		$this->setPermission("pocketmine.command.op.take");
+		$this->setPermission(DefaultPermissionNames::COMMAND_OP_TAKE);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/DifficultyCommand.php

@@ -27,6 +27,7 @@ use pocketmine\command\Command;
 use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\world\World;
 use function count;
 
@@ -38,7 +39,7 @@ class DifficultyCommand extends VanillaCommand{
 			"%pocketmine.command.difficulty.description",
 			"%commands.difficulty.usage"
 		);
-		$this->setPermission("pocketmine.command.difficulty");
+		$this->setPermission(DefaultPermissionNames::COMMAND_DIFFICULTY);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/DumpMemoryCommand.php

@@ -24,6 +24,7 @@ declare(strict_types=1);
 namespace pocketmine\command\defaults;
 
 use pocketmine\command\CommandSender;
+use pocketmine\permission\DefaultPermissionNames;
 use function date;
 
 class DumpMemoryCommand extends VanillaCommand{
@@ -34,7 +35,7 @@ class DumpMemoryCommand extends VanillaCommand{
 			"Dumps the memory",
 			"/$name [path]"
 		);
-		$this->setPermission("pocketmine.command.dumpmemory");
+		$this->setPermission(DefaultPermissionNames::COMMAND_DUMPMEMORY);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/EffectCommand.php

@@ -28,6 +28,7 @@ use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\entity\effect\EffectInstance;
 use pocketmine\entity\effect\VanillaEffects;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\utils\Limits;
 use pocketmine\utils\TextFormat;
 use function count;
@@ -41,7 +42,7 @@ class EffectCommand extends VanillaCommand{
 			"%pocketmine.command.effect.description",
 			"%commands.effect.usage"
 		);
-		$this->setPermission("pocketmine.command.effect");
+		$this->setPermission(DefaultPermissionNames::COMMAND_EFFECT);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/EnchantCommand.php

@@ -28,6 +28,7 @@ use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\item\enchantment\EnchantmentInstance;
 use pocketmine\item\enchantment\VanillaEnchantments;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\utils\TextFormat;
 use function count;
 
@@ -39,7 +40,7 @@ class EnchantCommand extends VanillaCommand{
 			"%pocketmine.command.enchant.description",
 			"%commands.enchant.usage"
 		);
-		$this->setPermission("pocketmine.command.enchant");
+		$this->setPermission(DefaultPermissionNames::COMMAND_ENCHANT);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/GamemodeCommand.php

@@ -27,6 +27,7 @@ use pocketmine\command\Command;
 use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\player\GameMode;
 use pocketmine\player\Player;
 use pocketmine\utils\TextFormat;
@@ -40,7 +41,7 @@ class GamemodeCommand extends VanillaCommand{
 			"%pocketmine.command.gamemode.description",
 			"%commands.gamemode.usage"
 		);
-		$this->setPermission("pocketmine.command.gamemode");
+		$this->setPermission(DefaultPermissionNames::COMMAND_GAMEMODE);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/GarbageCollectorCommand.php

@@ -24,6 +24,7 @@ declare(strict_types=1);
 namespace pocketmine\command\defaults;
 
 use pocketmine\command\CommandSender;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\utils\TextFormat;
 use function count;
 use function memory_get_usage;
@@ -38,7 +39,7 @@ class GarbageCollectorCommand extends VanillaCommand{
 			"%pocketmine.command.gc.description",
 			"%pocketmine.command.gc.usage"
 		);
-		$this->setPermission("pocketmine.command.gc");
+		$this->setPermission(DefaultPermissionNames::COMMAND_GC);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/GiveCommand.php

@@ -30,6 +30,7 @@ use pocketmine\item\LegacyStringToItemParser;
 use pocketmine\lang\TranslationContainer;
 use pocketmine\nbt\JsonNbtParser;
 use pocketmine\nbt\NbtDataException;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\utils\TextFormat;
 use function array_slice;
 use function count;
@@ -43,7 +44,7 @@ class GiveCommand extends VanillaCommand{
 			"%pocketmine.command.give.description",
 			"%pocketmine.command.give.usage"
 		);
-		$this->setPermission("pocketmine.command.give");
+		$this->setPermission(DefaultPermissionNames::COMMAND_GIVE);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/HelpCommand.php

@@ -26,6 +26,7 @@ namespace pocketmine\command\defaults;
 use pocketmine\command\Command;
 use pocketmine\command\CommandSender;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\utils\TextFormat;
 use function array_chunk;
 use function array_pop;
@@ -48,7 +49,7 @@ class HelpCommand extends VanillaCommand{
 			"%commands.help.usage",
 			["?"]
 		);
-		$this->setPermission("pocketmine.command.help");
+		$this->setPermission(DefaultPermissionNames::COMMAND_HELP);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/KickCommand.php

@@ -27,6 +27,7 @@ use pocketmine\command\Command;
 use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\player\Player;
 use pocketmine\utils\TextFormat;
 use function array_shift;
@@ -42,7 +43,7 @@ class KickCommand extends VanillaCommand{
 			"%pocketmine.command.kick.description",
 			"%commands.kick.usage"
 		);
-		$this->setPermission("pocketmine.command.kick");
+		$this->setPermission(DefaultPermissionNames::COMMAND_KICK);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/KillCommand.php

@@ -28,9 +28,11 @@ use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\event\entity\EntityDamageEvent;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\player\Player;
 use pocketmine\utils\TextFormat;
 use function count;
+use function implode;
 
 class KillCommand extends VanillaCommand{
 
@@ -41,7 +43,7 @@ class KillCommand extends VanillaCommand{
 			"%pocketmine.command.kill.usage",
 			["suicide"]
 		);
-		$this->setPermission("pocketmine.command.kill.self;pocketmine.command.kill.other");
+		$this->setPermission(implode(";", [DefaultPermissionNames::COMMAND_KILL_SELF, DefaultPermissionNames::COMMAND_KILL_OTHER]));
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){
@@ -54,7 +56,7 @@ class KillCommand extends VanillaCommand{
 		}
 
 		if(count($args) === 1){
-			if(!$sender->hasPermission("pocketmine.command.kill.other")){
+			if(!$sender->hasPermission(DefaultPermissionNames::COMMAND_KILL_OTHER)){
 				$sender->sendMessage($sender->getLanguage()->translateString(TextFormat::RED . "%commands.generic.permission"));
 
 				return true;
@@ -73,7 +75,7 @@ class KillCommand extends VanillaCommand{
 		}
 
 		if($sender instanceof Player){
-			if(!$sender->hasPermission("pocketmine.command.kill.self")){
+			if(!$sender->hasPermission(DefaultPermissionNames::COMMAND_KILL_SELF)){
 				$sender->sendMessage($sender->getLanguage()->translateString(TextFormat::RED . "%commands.generic.permission"));
 
 				return true;

src/command/defaults/ListCommand.php

@@ -25,6 +25,7 @@ namespace pocketmine\command\defaults;
 
 use pocketmine\command\CommandSender;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\player\Player;
 use function array_filter;
 use function array_map;
@@ -41,7 +42,7 @@ class ListCommand extends VanillaCommand{
 			"%pocketmine.command.list.description",
 			"%command.players.usage"
 		);
-		$this->setPermission("pocketmine.command.list");
+		$this->setPermission(DefaultPermissionNames::COMMAND_LIST);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/MeCommand.php

@@ -26,6 +26,7 @@ namespace pocketmine\command\defaults;
 use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\player\Player;
 use pocketmine\utils\TextFormat;
 use function count;
@@ -39,7 +40,7 @@ class MeCommand extends VanillaCommand{
 			"%pocketmine.command.me.description",
 			"%commands.me.usage"
 		);
-		$this->setPermission("pocketmine.command.me");
+		$this->setPermission(DefaultPermissionNames::COMMAND_ME);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/OpCommand.php

@@ -27,6 +27,7 @@ use pocketmine\command\Command;
 use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\player\Player;
 use pocketmine\utils\TextFormat;
 use function array_shift;
@@ -40,7 +41,7 @@ class OpCommand extends VanillaCommand{
 			"%pocketmine.command.op.description",
 			"%commands.op.usage"
 		);
-		$this->setPermission("pocketmine.command.op.give");
+		$this->setPermission(DefaultPermissionNames::COMMAND_OP_GIVE);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/PardonCommand.php

@@ -27,6 +27,7 @@ use pocketmine\command\Command;
 use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use function count;
 
 class PardonCommand extends VanillaCommand{
@@ -38,7 +39,7 @@ class PardonCommand extends VanillaCommand{
 			"%commands.unban.usage",
 			["unban"]
 		);
-		$this->setPermission("pocketmine.command.unban.player");
+		$this->setPermission(DefaultPermissionNames::COMMAND_UNBAN_PLAYER);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/PardonIpCommand.php

@@ -27,6 +27,7 @@ use pocketmine\command\Command;
 use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use function count;
 use function preg_match;
 
@@ -39,7 +40,7 @@ class PardonIpCommand extends VanillaCommand{
 			"%commands.unbanip.usage",
 			["unban-ip"]
 		);
-		$this->setPermission("pocketmine.command.unban.ip");
+		$this->setPermission(DefaultPermissionNames::COMMAND_UNBAN_IP);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/ParticleCommand.php

@@ -31,6 +31,7 @@ use pocketmine\item\ItemFactory;
 use pocketmine\item\VanillaItems;
 use pocketmine\lang\TranslationContainer;
 use pocketmine\math\Vector3;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\player\Player;
 use pocketmine\utils\Random;
 use pocketmine\utils\TextFormat;
@@ -80,7 +81,7 @@ class ParticleCommand extends VanillaCommand{
 			"%pocketmine.command.particle.description",
 			"%pocketmine.command.particle.usage"
 		);
-		$this->setPermission("pocketmine.command.particle");
+		$this->setPermission(DefaultPermissionNames::COMMAND_PARTICLE);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/PluginsCommand.php

@@ -25,6 +25,7 @@ namespace pocketmine\command\defaults;
 
 use pocketmine\command\CommandSender;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\plugin\Plugin;
 use pocketmine\utils\TextFormat;
 use function array_map;
@@ -42,7 +43,7 @@ class PluginsCommand extends VanillaCommand{
 			"%pocketmine.command.plugins.usage",
 			["pl"]
 		);
-		$this->setPermission("pocketmine.command.plugins");
+		$this->setPermission(DefaultPermissionNames::COMMAND_PLUGINS);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/SaveCommand.php

@@ -26,6 +26,7 @@ namespace pocketmine\command\defaults;
 use pocketmine\command\Command;
 use pocketmine\command\CommandSender;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use function microtime;
 use function round;
 
@@ -37,7 +38,7 @@ class SaveCommand extends VanillaCommand{
 			"%pocketmine.command.save.description",
 			"%commands.save.usage"
 		);
-		$this->setPermission("pocketmine.command.save.perform");
+		$this->setPermission(DefaultPermissionNames::COMMAND_SAVE_PERFORM);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/SaveOffCommand.php

@@ -26,6 +26,7 @@ namespace pocketmine\command\defaults;
 use pocketmine\command\Command;
 use pocketmine\command\CommandSender;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 
 class SaveOffCommand extends VanillaCommand{
 
@@ -35,7 +36,7 @@ class SaveOffCommand extends VanillaCommand{
 			"%pocketmine.command.saveoff.description",
 			"%commands.save-off.usage"
 		);
-		$this->setPermission("pocketmine.command.save.disable");
+		$this->setPermission(DefaultPermissionNames::COMMAND_SAVE_DISABLE);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/SaveOnCommand.php

@@ -26,6 +26,7 @@ namespace pocketmine\command\defaults;
 use pocketmine\command\Command;
 use pocketmine\command\CommandSender;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 
 class SaveOnCommand extends VanillaCommand{
 
@@ -35,7 +36,7 @@ class SaveOnCommand extends VanillaCommand{
 			"%pocketmine.command.saveon.description",
 			"%commands.save-on.usage"
 		);
-		$this->setPermission("pocketmine.command.save.enable");
+		$this->setPermission(DefaultPermissionNames::COMMAND_SAVE_ENABLE);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/SayCommand.php

@@ -27,6 +27,7 @@ use pocketmine\command\CommandSender;
 use pocketmine\command\ConsoleCommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\player\Player;
 use pocketmine\utils\TextFormat;
 use function count;
@@ -40,7 +41,7 @@ class SayCommand extends VanillaCommand{
 			"%pocketmine.command.say.description",
 			"%commands.say.usage"
 		);
-		$this->setPermission("pocketmine.command.say");
+		$this->setPermission(DefaultPermissionNames::COMMAND_SAY);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/SeedCommand.php

@@ -25,6 +25,7 @@ namespace pocketmine\command\defaults;
 
 use pocketmine\command\CommandSender;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\player\Player;
 
 class SeedCommand extends VanillaCommand{
@@ -35,7 +36,7 @@ class SeedCommand extends VanillaCommand{
 			"%pocketmine.command.seed.description",
 			"%commands.seed.usage"
 		);
-		$this->setPermission("pocketmine.command.seed");
+		$this->setPermission(DefaultPermissionNames::COMMAND_SEED);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/SetWorldSpawnCommand.php

@@ -28,6 +28,7 @@ use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\lang\TranslationContainer;
 use pocketmine\math\Vector3;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\player\Player;
 use pocketmine\utils\TextFormat;
 use function count;
@@ -41,7 +42,7 @@ class SetWorldSpawnCommand extends VanillaCommand{
 			"%pocketmine.command.setworldspawn.description",
 			"%commands.setworldspawn.usage"
 		);
-		$this->setPermission("pocketmine.command.setworldspawn");
+		$this->setPermission(DefaultPermissionNames::COMMAND_SETWORLDSPAWN);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/SpawnpointCommand.php

@@ -27,6 +27,7 @@ use pocketmine\command\Command;
 use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\player\Player;
 use pocketmine\utils\TextFormat;
 use pocketmine\world\Position;
@@ -42,7 +43,7 @@ class SpawnpointCommand extends VanillaCommand{
 			"%pocketmine.command.spawnpoint.description",
 			"%commands.spawnpoint.usage"
 		);
-		$this->setPermission("pocketmine.command.spawnpoint");
+		$this->setPermission(DefaultPermissionNames::COMMAND_SPAWNPOINT);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/StatusCommand.php

@@ -24,6 +24,7 @@ declare(strict_types=1);
 namespace pocketmine\command\defaults;
 
 use pocketmine\command\CommandSender;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\utils\Process;
 use pocketmine\utils\TextFormat;
 use function count;
@@ -40,7 +41,7 @@ class StatusCommand extends VanillaCommand{
 			"%pocketmine.command.status.description",
 			"%pocketmine.command.status.usage"
 		);
-		$this->setPermission("pocketmine.command.status");
+		$this->setPermission(DefaultPermissionNames::COMMAND_STATUS);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/StopCommand.php

@@ -26,6 +26,7 @@ namespace pocketmine\command\defaults;
 use pocketmine\command\Command;
 use pocketmine\command\CommandSender;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 
 class StopCommand extends VanillaCommand{
 
@@ -35,7 +36,7 @@ class StopCommand extends VanillaCommand{
 			"%pocketmine.command.stop.description",
 			"%commands.stop.usage"
 		);
-		$this->setPermission("pocketmine.command.stop");
+		$this->setPermission(DefaultPermissionNames::COMMAND_STOP);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/TeleportCommand.php

@@ -28,6 +28,7 @@ use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\entity\Location;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\player\Player;
 use pocketmine\utils\AssumptionFailedError;
 use pocketmine\utils\TextFormat;
@@ -44,7 +45,7 @@ class TeleportCommand extends VanillaCommand{
 			"%commands.tp.usage",
 			["teleport"]
 		);
-		$this->setPermission("pocketmine.command.teleport");
+		$this->setPermission(DefaultPermissionNames::COMMAND_TELEPORT);
 	}
 
 	private function findPlayer(CommandSender $sender, string $playerName) : ?Player{

src/command/defaults/TellCommand.php

@@ -27,6 +27,7 @@ use pocketmine\command\Command;
 use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\player\Player;
 use pocketmine\utils\TextFormat;
 use function array_shift;
@@ -42,7 +43,7 @@ class TellCommand extends VanillaCommand{
 			"%commands.message.usage",
 			["w", "msg"]
 		);
-		$this->setPermission("pocketmine.command.tell");
+		$this->setPermission(DefaultPermissionNames::COMMAND_TELL);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/TimeCommand.php

@@ -27,10 +27,12 @@ use pocketmine\command\Command;
 use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\player\Player;
 use pocketmine\utils\TextFormat;
 use pocketmine\world\World;
 use function count;
+use function implode;
 
 class TimeCommand extends VanillaCommand{
 
@@ -40,16 +42,25 @@ class TimeCommand extends VanillaCommand{
 			"%pocketmine.command.time.description",
 			"%pocketmine.command.time.usage"
 		);
-		$this->setPermission("pocketmine.command.time.add;pocketmine.command.time.set;pocketmine.command.time.start;pocketmine.command.time.stop");
+		$this->setPermission(implode(";", [
+			DefaultPermissionNames::COMMAND_TIME_ADD,
+			DefaultPermissionNames::COMMAND_TIME_SET,
+			DefaultPermissionNames::COMMAND_TIME_START,
+			DefaultPermissionNames::COMMAND_TIME_STOP,
+			DefaultPermissionNames::COMMAND_TIME_QUERY
+		]));
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){
+		if(!$this->testPermission($sender)){
+			return true;
+		}
 		if(count($args) < 1){
 			throw new InvalidCommandSyntaxException();
 		}
 
 		if($args[0] === "start"){
-			if(!$sender->hasPermission("pocketmine.command.time.start")){
+			if(!$sender->hasPermission(DefaultPermissionNames::COMMAND_TIME_START)){
 				$sender->sendMessage($sender->getLanguage()->translateString(TextFormat::RED . "%commands.generic.permission"));
 
 				return true;
@@ -60,7 +71,7 @@ class TimeCommand extends VanillaCommand{
 			Command::broadcastCommandMessage($sender, "Restarted the time");
 			return true;
 		}elseif($args[0] === "stop"){
-			if(!$sender->hasPermission("pocketmine.command.time.stop")){
+			if(!$sender->hasPermission(DefaultPermissionNames::COMMAND_TIME_STOP)){
 				$sender->sendMessage($sender->getLanguage()->translateString(TextFormat::RED . "%commands.generic.permission"));
 
 				return true;
@@ -71,7 +82,7 @@ class TimeCommand extends VanillaCommand{
 			Command::broadcastCommandMessage($sender, "Stopped the time");
 			return true;
 		}elseif($args[0] === "query"){
-			if(!$sender->hasPermission("pocketmine.command.time.query")){
+			if(!$sender->hasPermission(DefaultPermissionNames::COMMAND_TIME_QUERY)){
 				$sender->sendMessage($sender->getLanguage()->translateString(TextFormat::RED . "%commands.generic.permission"));
 
 				return true;
@@ -90,7 +101,7 @@ class TimeCommand extends VanillaCommand{
 		}
 
 		if($args[0] === "set"){
-			if(!$sender->hasPermission("pocketmine.command.time.set")){
+			if(!$sender->hasPermission(DefaultPermissionNames::COMMAND_TIME_SET)){
 				$sender->sendMessage($sender->getLanguage()->translateString(TextFormat::RED . "%commands.generic.permission"));
 
 				return true;
@@ -125,7 +136,7 @@ class TimeCommand extends VanillaCommand{
 			}
 			Command::broadcastCommandMessage($sender, new TranslationContainer("commands.time.set", [$value]));
 		}elseif($args[0] === "add"){
-			if(!$sender->hasPermission("pocketmine.command.time.add")){
+			if(!$sender->hasPermission(DefaultPermissionNames::COMMAND_TIME_ADD)){
 				$sender->sendMessage($sender->getLanguage()->translateString(TextFormat::RED . "%commands.generic.permission"));
 
 				return true;

src/command/defaults/TimingsCommand.php

@@ -27,6 +27,7 @@ use pocketmine\command\Command;
 use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\player\Player;
 use pocketmine\scheduler\BulkCurlTask;
 use pocketmine\scheduler\BulkCurlTaskOperation;
@@ -60,7 +61,7 @@ class TimingsCommand extends VanillaCommand{
 			"%pocketmine.command.timings.description",
 			"%pocketmine.command.timings.usage"
 		);
-		$this->setPermission("pocketmine.command.timings");
+		$this->setPermission(DefaultPermissionNames::COMMAND_TIMINGS);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/TitleCommand.php

@@ -26,6 +26,7 @@ namespace pocketmine\command\defaults;
 use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use function array_slice;
 use function count;
 use function implode;
@@ -38,7 +39,7 @@ class TitleCommand extends VanillaCommand{
 			"%pocketmine.command.title.description",
 			"%commands.title.usage"
 		);
-		$this->setPermission("pocketmine.command.title");
+		$this->setPermission(DefaultPermissionNames::COMMAND_TITLE);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/TransferServerCommand.php

@@ -25,6 +25,7 @@ namespace pocketmine\command\defaults;
 
 use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\player\Player;
 use function count;
 
@@ -36,7 +37,7 @@ class TransferServerCommand extends VanillaCommand{
 			"%pocketmine.command.transferserver.description",
 			"%pocketmine.command.transferserver.usage"
 		);
-		$this->setPermission("pocketmine.command.transferserver");
+		$this->setPermission(DefaultPermissionNames::COMMAND_TRANSFERSERVER);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/VersionCommand.php

@@ -26,6 +26,7 @@ namespace pocketmine\command\defaults;
 use pocketmine\command\CommandSender;
 use pocketmine\lang\TranslationContainer;
 use pocketmine\network\mcpe\protocol\ProtocolInfo;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\plugin\Plugin;
 use pocketmine\utils\TextFormat;
 use function count;
@@ -42,7 +43,7 @@ class VersionCommand extends VanillaCommand{
 			"%pocketmine.command.version.usage",
 			["ver", "about"]
 		);
-		$this->setPermission("pocketmine.command.version");
+		$this->setPermission(DefaultPermissionNames::COMMAND_VERSION);
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){

src/command/defaults/WhitelistCommand.php

@@ -27,7 +27,9 @@ use pocketmine\command\Command;
 use pocketmine\command\CommandSender;
 use pocketmine\command\utils\InvalidCommandSyntaxException;
 use pocketmine\lang\TranslationContainer;
+use pocketmine\permission\DefaultPermissionNames;
 use pocketmine\player\Player;
+use pocketmine\utils\AssumptionFailedError;
 use pocketmine\utils\TextFormat;
 use function count;
 use function implode;
@@ -43,7 +45,14 @@ class WhitelistCommand extends VanillaCommand{
 			"%pocketmine.command.whitelist.description",
 			"%commands.whitelist.usage"
 		);
-		$this->setPermission("pocketmine.command.whitelist.reload;pocketmine.command.whitelist.enable;pocketmine.command.whitelist.disable;pocketmine.command.whitelist.list;pocketmine.command.whitelist.add;pocketmine.command.whitelist.remove");
+		$this->setPermission(implode(";", [
+			DefaultPermissionNames::COMMAND_WHITELIST_RELOAD,
+			DefaultPermissionNames::COMMAND_WHITELIST_ENABLE,
+			DefaultPermissionNames::COMMAND_WHITELIST_DISABLE,
+			DefaultPermissionNames::COMMAND_WHITELIST_LIST,
+			DefaultPermissionNames::COMMAND_WHITELIST_ADD,
+			DefaultPermissionNames::COMMAND_WHITELIST_REMOVE
+		]));
 	}
 
 	public function execute(CommandSender $sender, string $commandLabel, array $args){
@@ -115,11 +124,18 @@ class WhitelistCommand extends VanillaCommand{
 	}
 
 	private function badPerm(CommandSender $sender, string $subcommand) : bool{
-		static $map = [
-			"on" => "enable",
-			"off" => "disable"
-		];
-		if(!$sender->hasPermission("pocketmine.command.whitelist." . ($map[$subcommand] ?? $subcommand))){
+		$permission = [
+			"reload" => DefaultPermissionNames::COMMAND_WHITELIST_RELOAD,
+			"on" => DefaultPermissionNames::COMMAND_WHITELIST_ENABLE,
+			"off" => DefaultPermissionNames::COMMAND_WHITELIST_DISABLE,
+			"list" => DefaultPermissionNames::COMMAND_WHITELIST_LIST,
+			"add" => DefaultPermissionNames::COMMAND_WHITELIST_ADD,
+			"remove" => DefaultPermissionNames::COMMAND_WHITELIST_REMOVE
+		][$subcommand] ?? null;
+		if($permission === null){
+			throw new AssumptionFailedError("Unknown subcommand $subcommand");
+		}
+		if(!$sender->hasPermission($permission)){
 			$sender->sendMessage($sender->getLanguage()->translateString(TextFormat::RED . "%commands.generic.permission"));
 
 			return true;