PHP DataPacketReceiveEvent::isCancelled方法代码示例

 /**
  * Handles a Minecraft packet
  * TODO: Separate all of this in handlers
  *
  * WARNING: Do not use this, it's only for internal use.
  * Changes to this function won't be recorded on the version.
  *
  * @param DataPacket $packet
  */
 public function handleDataPacket(DataPacket $packet)
 {
     if ($this->connected === false) {
         return;
     }
     if ($packet->pid() === ProtocolInfo::BATCH_PACKET) {
         /** @var BatchPacket $packet */
         $this->server->getNetwork()->processBatch($packet, $this);
         return;
     }
     $this->server->getPluginManager()->callEvent($ev = new DataPacketReceiveEvent($this, $packet));
     if ($ev->isCancelled()) {
         return;
     }
     switch ($packet->pid()) {
         case ProtocolInfo::LOGIN_PACKET:
             /*
              * A/N: Not going to implement any session code until it actually does stuff.
              * Single line functions are obnoxious to follow.
              */
             if ($this->loggedIn === true) {
                 break;
             }
             $this->username = TextFormat::clean($packet->username);
             $this->displayName = $this->username;
             $this->setNameTag($this->username);
             $this->iusername = strtolower($this->username);
             $this->randomClientId = $packet->clientId;
             $this->loginData = ["clientId" => $packet->clientId, "loginData" => null];
             $this->uuid = $packet->clientUUID;
             $this->rawUUID = $this->uuid->toBinary();
             $this->clientSecret = $packet->clientSecret;
             $this->protocol = $packet->protocol1;
             if (count($this->server->getOnlinePlayers()) > $this->server->getMaxPlayers() and $this->kick("Server is full")) {
                 break;
             }
             if ($packet->protocol1 < ProtocolInfo::CURRENT_PROTOCOL) {
                 $message = "";
                 if ($packet->protocol1 < ProtocolInfo::CURRENT_PROTOCOL) {
                     $message = "Please update Minecraft PE to join.";
                     $pk = new PlayStatusPacket();
                     $pk->status = PlayStatusPacket::LOGIN_FAILED_CLIENT;
                     $this->dataPacket($pk);
                 } else {
                     $message = "Please use an older version of Minecraft PE.";
                     $pk = new PlayStatusPacket();
                     $pk->status = PlayStatusPacket::LOGIN_FAILED_SERVER;
                     $this->dataPacket($pk);
                 }
                 $this->close("", $message, false);
                 return;
             }
             if (strpos($packet->username, "") !== false or preg_match('#^[a-zA-Z0-9_]{3,16}$#', $packet->username) == 0 or $this->username === "" or $this->iusername === "rcon" or $this->iusername === "console" or strlen($packet->username) > 16 or strlen($packet->username) < 3) {
                 $this->close("", "Please choose a valid username.");
                 return;
             }
             if (strlen($packet->skin) < 64 * 32 * 4) {
                 $this->close("", "Invalid skin.", false);
                 return;
             }
             $this->setSkin($packet->skin, $packet->slim);
             $this->server->getPluginManager()->callEvent($ev = new PlayerPreLoginEvent($this, "Plugin reason"));
             if ($ev->isCancelled()) {
                 $this->close("", $ev->getKickMessage());
                 return;
             }
             if (!$this->server->isWhitelisted(strtolower($this->getName()))) {
                 $this->close(TextFormat::YELLOW . $this->username . " has left the game", "Server is private.");
                 return;
             } elseif ($this->server->getNameBans()->isBanned(strtolower($this->getName())) or $this->server->getIPBans()->isBanned($this->getAddress())) {
                 $this->close(TextFormat::YELLOW . $this->username . " has left the game", "You have been banned.");
                 return;
             }
             if ($this->hasPermission(Server::BROADCAST_CHANNEL_USERS)) {
                 $this->server->getPluginManager()->subscribeToPermission(Server::BROADCAST_CHANNEL_USERS, $this);
             }
             if ($this->hasPermission(Server::BROADCAST_CHANNEL_ADMINISTRATIVE)) {
                 $this->server->getPluginManager()->subscribeToPermission(Server::BROADCAST_CHANNEL_ADMINISTRATIVE, $this);
             }
             foreach ($this->server->getOnlinePlayers() as $p) {
                 if ($p !== $this and strtolower($p->getName()) === strtolower($this->getName())) {
                     if ($p->kick("You connected from somewhere else.") === false) {
                         $this->close(TextFormat::YELLOW . $this->getName() . " has left the game", "You connected from somewhere else.");
                         return;
                     } else {
                         return;
                     }
                 }
             }
             $nbt = $this->server->getOfflinePlayerData($this->username);
             if (!isset($nbt->NameTag)) {
//.........这里部分代码省略.........

 /**
  * Handles a Minecraft packet
  * TODO: Separate all of this in handlers
  *
  * WARNING: Do not use this, it's only for internal use.
  * Changes to this function won't be recorded on the version.
  *
  * @param DataPacket $packet
  */
 public function handleDataPacket(DataPacket $packet)
 {
     if ($this->connected === false) {
         return;
     }
     $this->server->getPluginManager()->callEvent($ev = new DataPacketReceiveEvent($this, $packet));
     if ($ev->isCancelled()) {
         return;
     }
     switch ($packet->pid()) {
         case ProtocolInfo::LOGIN_PACKET:
             if ($this->loggedIn === true) {
                 break;
             }
             $this->username = TextFormat::clean($packet->username);
             $this->displayName = $this->username;
             $this->nameTag = $this->username;
             $this->iusername = strtolower($this->username);
             $this->loginData = ["clientId" => $packet->clientId, "loginData" => $packet->loginData];
             if (count($this->server->getOnlinePlayers()) > $this->server->getMaxPlayers()) {
                 if ($this->kick("server full") === true) {
                     return;
                 }
             }
             if ($packet->protocol1 !== ProtocolInfo::CURRENT_PROTOCOL) {
                 if ($packet->protocol1 < ProtocolInfo::CURRENT_PROTOCOL) {
                     $pk = new LoginStatusPacket();
                     $pk->status = 1;
                     $this->dataPacket($pk);
                 } else {
                     $pk = new LoginStatusPacket();
                     $pk->status = 2;
                     $this->dataPacket($pk);
                 }
                 $this->close("", "Incorrect protocol #" . $packet->protocol1, false);
                 return;
             }
             if (strpos($packet->username, "") !== false or preg_match('#^[a-zA-Z0-9_]{3,16}$#', $packet->username) == 0 or $this->username === "" or $this->iusername === "rcon" or $this->iusername === "console" or strlen($packet->username) > 16 or strlen($packet->username) < 3) {
                 $this->close("", "Bad username");
                 return;
             }
             $this->server->getPluginManager()->callEvent($ev = new PlayerPreLoginEvent($this, "Plugin reason"));
             if ($ev->isCancelled()) {
                 $this->close("", $ev->getKickMessage());
                 return;
             }
             if (!$this->server->isWhitelisted(strtolower($this->getName()))) {
                 $this->close(TextFormat::YELLOW . $this->username . " has left the game", "Server is white-listed");
                 return;
             } elseif ($this->server->getNameBans()->isBanned(strtolower($this->getName())) or $this->server->getIPBans()->isBanned($this->getAddress())) {
                 $this->close(TextFormat::YELLOW . $this->username . " has left the game", "You are banned");
                 return;
             }
             if ($this->hasPermission(Server::BROADCAST_CHANNEL_USERS)) {
                 $this->server->getPluginManager()->subscribeToPermission(Server::BROADCAST_CHANNEL_USERS, $this);
             }
             if ($this->hasPermission(Server::BROADCAST_CHANNEL_ADMINISTRATIVE)) {
                 $this->server->getPluginManager()->subscribeToPermission(Server::BROADCAST_CHANNEL_ADMINISTRATIVE, $this);
             }
             foreach ($this->server->getOnlinePlayers() as $p) {
                 if ($p !== $this and strtolower($p->getName()) === strtolower($this->getName())) {
                     if ($p->kick("logged in from another location") === false) {
                         $this->close(TextFormat::YELLOW . $this->getName() . " has left the game", "Logged in from another location");
                         return;
                     } else {
                         break;
                     }
                 }
             }
             $nbt = $this->server->getOfflinePlayerData($this->username);
             if (!isset($nbt->NameTag)) {
                 $nbt->NameTag = new String("NameTag", $this->username);
             } else {
                 $nbt["NameTag"] = $this->username;
             }
             $this->gamemode = $nbt["playerGameType"] & 0x3;
             if ($this->server->getForceGamemode()) {
                 $this->gamemode = $this->server->getGamemode();
                 $nbt->playerGameType = new Int("playerGameType", $this->gamemode);
             }
             if (($level = $this->server->getLevelByName($nbt["Level"])) === null) {
                 $this->setLevel($this->server->getDefaultLevel(), true);
                 $nbt["Level"] = $this->level->getName();
                 $nbt["Pos"][0] = $this->level->getSpawnLocation()->x;
                 $nbt["Pos"][1] = $this->level->getSpawnLocation()->y;
                 $nbt["Pos"][2] = $this->level->getSpawnLocation()->z;
             } else {
                 $this->setLevel($level, true);
             }
             if (!$nbt instanceof Compound) {
                 $this->close(TextFormat::YELLOW . $this->username . " has left the game", "Invalid data");
//.........这里部分代码省略.........

 /**
  * Handles a Minecraft packet
  * TODO: Separate all of this in handlers
  *
  * WARNING: Do not use this, it's only for internal use.
  * Changes to this function won't be recorded on the version.
  *
  * @param DataPacket $packet
  */
 public function handleDataPacket(DataPacket $packet)
 {
     if ($this->connected === false) {
         return;
     }
     if ($packet::NETWORK_ID === ProtocolInfo::BATCH_PACKET) {
         /** @var BatchPacket $packet */
         $this->server->getNetwork()->processBatch($packet, $this);
         return;
     }
     $timings = Timings::getReceiveDataPacketTimings($packet);
     $timings->startTiming();
     $this->server->getPluginManager()->callEvent($ev = new DataPacketReceiveEvent($this, $packet));
     if ($ev->isCancelled()) {
         $timings->stopTiming();
         return;
     }
     switch ($packet::NETWORK_ID) {
         case ProtocolInfo::ITEM_FRAME_DROP_ITEM_PACKET:
             $tile = $this->level->getTile($this->temporalVector->setComponents($packet->x, $packet->y, $packet->z));
             if ($tile instanceof ItemFrame) {
                 $block = $this->level->getBlock($tile);
                 $this->server->getPluginManager()->callEvent($ev = new BlockBreakEvent($this, $block, $this->getInventory()->getItemInHand(), true));
                 if (!$ev->isCancelled()) {
                     $item = $tile->getItem();
                     $this->server->getPluginManager()->callEvent($ev = new ItemFrameDropItemEvent($this, $block, $tile, $item));
                     if (!$ev->isCancelled()) {
                         if ($item->getId() !== Item::AIR) {
                             if (mt_rand(0, 10) / 10 < $tile->getItemDropChance()) {
                                 $this->level->dropItem($tile, $item);
                             }
                             $tile->setItem(Item::get(Item::AIR));
                             $tile->setItemRotation(0);
                         }
                     } else {
                         $tile->spawnTo($this);
                     }
                 } else {
                     $tile->spawnTo($this);
                 }
             }
             break;
         case ProtocolInfo::REQUEST_CHUNK_RADIUS_PACKET:
             /*if($this->spawned){
             			$this->viewDistance = $packet->radius ** 2;
             		}*/
             $pk = new ChunkRadiusUpdatedPacket();
             $pk->radius = $this->server->chunkRadius != -1 ? $this->server->chunkRadius : $packet->radius;
             $this->dataPacket($pk);
             break;
         case ProtocolInfo::PLAYER_INPUT_PACKET:
             break;
         case ProtocolInfo::LOGIN_PACKET:
             if ($this->loggedIn) {
                 break;
             }
             $pk = new PlayStatusPacket();
             $pk->status = PlayStatusPacket::LOGIN_SUCCESS;
             $this->dataPacket($pk);
             $this->username = TextFormat::clean($packet->username);
             $this->displayName = $this->username;
             $this->setNameTag($this->username);
             $this->iusername = strtolower($this->username);
             $this->protocol = $packet->protocol;
             if ($this->server->getConfigBoolean("online-mode", false) && $packet->identityPublicKey === null) {
                 $this->kick("disconnectionScreen.notAuthenticated", false);
                 break;
             }
             if (count($this->server->getOnlinePlayers()) >= $this->server->getMaxPlayers() and $this->kick("disconnectionScreen.serverFull", false)) {
                 break;
             }
             if (!in_array($packet->protocol, ProtocolInfo::ACCEPTED_PROTOCOLS)) {
                 if ($packet->protocol < ProtocolInfo::CURRENT_PROTOCOL) {
                     $message = "disconnectionScreen.outdatedClient";
                     $pk = new PlayStatusPacket();
                     $pk->status = PlayStatusPacket::LOGIN_FAILED_CLIENT;
                     $this->directDataPacket($pk);
                 } else {
                     $message = "disconnectionScreen.outdatedServer";
                     $pk = new PlayStatusPacket();
                     $pk->status = PlayStatusPacket::LOGIN_FAILED_SERVER;
                     $this->directDataPacket($pk);
                 }
                 $this->close("", $message, false);
                 break;
             }
             $this->randomClientId = $packet->clientId;
             $this->uuid = UUID::fromString($packet->clientUUID);
             $this->rawUUID = $this->uuid->toBinary();
             $valid = true;
             $len = strlen($packet->username);
//.........这里部分代码省略.........

 /**
  * Handles a Minecraft packet
  * TODO: Separate all of this in handlers
  *
  * WARNING: Do not use this, it's only for internal use.
  * Changes to this function won't be recorded on the version.
  *
  * @param DataPacket $packet
  */
 public function handleDataPacket(DataPacket $packet)
 {
     if ($this->connected === false) {
         return;
     }
     if ($packet::NETWORK_ID === ProtocolInfo::BATCH_PACKET) {
         /** @var BatchPacket $packet */
         $this->server->getNetwork()->processBatch($packet, $this);
         return;
     }
     $timings = Timings::getReceiveDataPacketTimings($packet);
     $timings->startTiming();
     $this->server->getPluginManager()->callEvent($ev = new DataPacketReceiveEvent($this, $packet));
     if ($ev->isCancelled()) {
         $timings->stopTiming();
         return;
     }
     switch ($packet::NETWORK_ID) {
         case ProtocolInfo::ITEM_FRAME_DROP_ITEM_PACKET:
             $tile = $this->level->getTile($this->temporalVector->setComponents($packet->x, $packet->y, $packet->z));
             if ($tile instanceof ItemFrame) {
                 if ($tile->getItem()->getId() !== Item::AIR) {
                     $this->getServer()->getPluginManager()->callEvent($ev = new ItemFrameDropItemEvent($this->getLevel()->getBlock($tile), $this, $tile->getItem(), $tile->getItemDropChance()));
                     if (!$ev->isCancelled()) {
                         if (mt_rand(0, 10) / 10 <= $tile->getItemDropChance()) {
                             $this->level->dropItem($tile, $tile->getItem());
                         }
                         $tile->setItem(Item::get(Item::AIR));
                         $tile->setItemRotation(0);
                     }
                 }
             }
             break;
         case ProtocolInfo::PLAYER_INPUT_PACKET:
             break;
         case ProtocolInfo::LOGIN_PACKET:
             if ($this->loggedIn) {
                 break;
             }
             $this->username = TextFormat::clean($packet->username);
             $this->displayName = $this->username;
             $this->iusername = strtolower($this->username);
             #$this->setDataProperty(self::DATA_NAMETAG, self::DATA_TYPE_STRING, $this->username, false);
             if ($this->server->getMaxPlayers() !== -1) {
                 if (count($this->server->getOnlinePlayers()) >= $this->server->getMaxPlayers() and $this->kick("disconnectionScreen.serverFull", false)) {
                     break;
                 }
             }
             if (!in_array($packet->protocol, ProtocolInfo::ACCEPT_PROTOCOL)) {
                 if ($packet->protocol < ProtocolInfo::CURRENT_PROTOCOL) {
                     $message = "disconnectionScreen.outdatedClient";
                     $pk = new PlayStatusPacket();
                     $pk->status = PlayStatusPacket::LOGIN_FAILED_CLIENT;
                     $this->directDataPacket($pk);
                 } else {
                     $message = "disconnectionScreen.outdatedServer";
                     $pk = new PlayStatusPacket();
                     $pk->status = PlayStatusPacket::LOGIN_FAILED_SERVER;
                     $this->directDataPacket($pk);
                 }
                 $this->close("", $message, false);
                 break;
             }
             $this->randomClientId = $packet->clientId;
             $this->uuid = UUID::fromString($packet->clientUUID);
             $this->rawUUID = $this->uuid->toBinary();
             $this->identityPublicKey = $packet->identityPublicKey;
             $this->chainData = $packet->chainData;
             $valid = true;
             $len = strlen($packet->username);
             if ($len > 16 or $len < 3) {
                 $valid = false;
             }
             for ($i = 0; $i < $len and $valid; ++$i) {
                 $c = ord($packet->username[$i]);
                 if ($c >= ord("a") and $c <= ord("z") or $c >= ord("A") and $c <= ord("Z") or $c >= ord("0") and $c <= ord("9") or $c === ord("_")) {
                     continue;
                 }
                 $valid = false;
                 break;
             }
             if (!$valid or $this->iusername === "rcon" or $this->iusername === "console") {
                 $this->close("", "disconnectionScreen.invalidName");
                 break;
             }
             if (strlen($packet->skin) !== 64 * 32 * 4 and strlen($packet->skin) !== 64 * 64 * 4) {
                 $this->close("", "disconnectionScreen.invalidSkin");
                 break;
             }
             $this->setSkin($packet->skin, $packet->skinId);
             $this->server->getPluginManager()->callEvent($ev = new PlayerPreLoginEvent($this, "Plugin reason"));
//.........这里部分代码省略.........

 /**
  * Handles a Minecraft packet
  * TODO: Separate all of this in handlers
  *
  * WARNING: Do not use this, it's only for internal use.
  * Changes to this function won't be recorded on the version.
  *
  * @param DataPacket $packet
  */
 public function handleDataPacket(DataPacket $packet)
 {
     if ($this->connected === false) {
         return;
     }
     if ($packet->pid() === ProtocolInfo::BATCH_PACKET) {
         /** @var BatchPacket $packet */
         $this->server->getNetwork()->processBatch($packet, $this);
         return;
     }
     $this->server->getPluginManager()->callEvent($ev = new DataPacketReceiveEvent($this, $packet));
     if ($ev->isCancelled()) {
         return;
     }
     switch ($packet->pid()) {
         case ProtocolInfo::LOGIN_PACKET:
             if ($this->loggedIn === true) {
                 break;
             }
             $this->username = TextFormat::clean($packet->username);
             $this->displayName = $this->username;
             $this->nameTag = $this->username;
             $this->iusername = strtolower($this->username);
             $this->randomClientId = $packet->clientId;
             $this->loginData = ["clientId" => $packet->clientId, "loginData" => null];
             $this->uuid = Utils::dataToUUID($this->randomClientId, $this->iusername, $this->getAddress());
             if (count($this->server->getOnlinePlayers()) > $this->server->getMaxPlayers() and $this->kick("disconnectionScreen.serverFull", false)) {
                 return;
             }
             if ($packet->protocol1 !== ProtocolInfo::CURRENT_PROTOCOL) {
                 if ($packet->protocol1 < ProtocolInfo::CURRENT_PROTOCOL) {
                     $message = "disconnectionScreen.outdatedClient";
                     $pk = new PlayStatusPacket();
                     $pk->status = PlayStatusPacket::LOGIN_FAILED_CLIENT;
                     $this->dataPacket($pk->setChannel(Network::CHANNEL_PRIORITY));
                 } else {
                     $message = "disconnectionScreen.outdatedServer";
                     $pk = new PlayStatusPacket();
                     $pk->status = PlayStatusPacket::LOGIN_FAILED_SERVER;
                     $this->dataPacket($pk->setChannel(Network::CHANNEL_PRIORITY));
                 }
                 $this->close("", $message, false);
                 return;
             }
             if (strpos($packet->username, "") !== false or preg_match('#^[a-zA-Z0-9_]{3,16}$#', $packet->username) == 0 or $this->username === "" or $this->iusername === "rcon" or $this->iusername === "console" or strlen($packet->username) > 16 or strlen($packet->username) < 3) {
                 $this->close("", "disconnectionScreen.invalidName");
                 return;
             }
             if (strlen($packet->skin) < 64 * 32 * 4) {
                 $this->close("", "disconnectionScreen.invalidSkin", false);
                 return;
             }
             $this->setSkin($packet->skin, $packet->slim);
             $this->server->getPluginManager()->callEvent($ev = new PlayerPreLoginEvent($this, "Plugin reason"));
             if ($ev->isCancelled()) {
                 $this->close("", $ev->getKickMessage());
                 return;
             }
             if (!$this->server->isWhitelisted(strtolower($this->getName()))) {
                 $this->close($this->getLeaveMessage(), "Server is white-listed");
                 return;
             } elseif ($this->server->getNameBans()->isBanned(strtolower($this->getName())) or $this->server->getIPBans()->isBanned($this->getAddress())) {
                 $this->close($this->getLeaveMessage(), "You are banned");
                 return;
             }
             if ($this->hasPermission(Server::BROADCAST_CHANNEL_USERS)) {
                 $this->server->getPluginManager()->subscribeToPermission(Server::BROADCAST_CHANNEL_USERS, $this);
             }
             if ($this->hasPermission(Server::BROADCAST_CHANNEL_ADMINISTRATIVE)) {
                 $this->server->getPluginManager()->subscribeToPermission(Server::BROADCAST_CHANNEL_ADMINISTRATIVE, $this);
             }
             foreach ($this->server->getOnlinePlayers() as $p) {
                 if ($p !== $this and strtolower($p->getName()) === strtolower($this->getName())) {
                     if ($p->kick("logged in from another location") === false) {
                         $this->close($this->getLeaveMessage(), "Logged in from another location");
                         return;
                     } else {
                         return;
                     }
                 }
             }
             $nbt = $this->server->getOfflinePlayerData($this->username);
             if (!isset($nbt->NameTag)) {
                 $nbt->NameTag = new String("NameTag", $this->username);
             } else {
                 $nbt["NameTag"] = $this->username;
             }
             $this->gamemode = $nbt["playerGameType"] & 0x3;
             if ($this->server->getForceGamemode()) {
                 $this->gamemode = $this->server->getGamemode();
                 $nbt->playerGameType = new Int("playerGameType", $this->gamemode);
//.........这里部分代码省略.........

 /**
  * Handles a Minecraft packet
  * TODO: Separate all of this in handlers
  *
  * WARNING: Do not use this, it's only for internal use.
  * Changes to this function won't be recorded on the version.
  *
  * @param DataPacket $packet
  */
 public function handleDataPacket(DataPacket $packet)
 {
     if ($this->connected === false) {
         return;
     }
     if ($packet::NETWORK_ID === ProtocolInfo::BATCH_PACKET) {
         /** @var BatchPacket $packet */
         $this->server->getNetwork()->processBatch($packet, $this);
         return;
     }
     $timings = Timings::getReceiveDataPacketTimings($packet);
     $timings->startTiming();
     $this->server->getPluginManager()->callEvent($ev = new DataPacketReceiveEvent($this, $packet));
     if ($ev->isCancelled()) {
         $timings->stopTiming();
         return;
     }
     switch ($packet::NETWORK_ID) {
         case ProtocolInfo::ITEM_FRAME_DROP_ITEM_PACKET:
             $tile = $this->level->getTile($this->temporalVector->setComponents($packet->x, $packet->y, $packet->z));
             if ($tile instanceof ItemFrame) {
                 $block = $this->level->getBlock($tile);
                 $this->server->getPluginManager()->callEvent($ev = new BlockBreakEvent($this, $block, $this->getInventory()->getItemInHand(), true));
                 if (!$ev->isCancelled()) {
                     $item = $tile->getItem();
                     $this->server->getPluginManager()->callEvent($ev = new ItemFrameDropItemEvent($this, $block, $tile, $item));
                     if (!$ev->isCancelled()) {
                         if ($item->getId() !== Item::AIR) {
                             if (mt_rand(0, 10) / 10 < $tile->getItemDropChance()) {
                                 $this->level->dropItem($tile, $item);
                             }
                             $tile->setItem(Item::get(Item::AIR));
                             $tile->setItemRotation(0);
                         }
                     } else {
                         $tile->spawnTo($this);
                     }
                 } else {
                     $tile->spawnTo($this);
                 }
             }
             break;
         case ProtocolInfo::REQUEST_CHUNK_RADIUS_PACKET:
             /*if($this->spawned){
             			$this->viewDistance = $packet->radius ** 2;
             		}*/
             $pk = new ChunkRadiusUpdatedPacket();
             $pk->radius = $this->server->chunkRadius != -1 ? $this->server->chunkRadius : $packet->radius;
             $this->dataPacket($pk);
             break;
         case ProtocolInfo::PLAYER_INPUT_PACKET:
             break;
         case ProtocolInfo::LOGIN_PACKET:
             if ($this->loggedIn) {
                 break;
             }
             $pk = new PlayStatusPacket();
             $pk->status = PlayStatusPacket::LOGIN_SUCCESS;
             $this->dataPacket($pk);
             $this->username = TextFormat::clean($packet->username);
             $this->displayName = $this->username;
             $this->setNameTag($this->username);
             $this->iusername = strtolower($this->username);
             $this->protocol = $packet->protocol;
             if (count($this->server->getOnlinePlayers()) >= $this->server->getMaxPlayers() and $this->kick("disconnectionScreen.serverFull", false)) {
                 break;
             }
             if (!in_array($packet->protocol, ProtocolInfo::ACCEPTED_PROTOCOLS)) {
                 if ($packet->protocol < ProtocolInfo::CURRENT_PROTOCOL) {
                     $message = "disconnectionScreen.outdatedClient";
                     $pk = new PlayStatusPacket();
                     $pk->status = PlayStatusPacket::LOGIN_FAILED_CLIENT;
                     $this->directDataPacket($pk);
                 } else {
                     $message = "disconnectionScreen.outdatedServer";
                     $pk = new PlayStatusPacket();
                     $pk->status = PlayStatusPacket::LOGIN_FAILED_SERVER;
                     $this->directDataPacket($pk);
                 }
                 $this->close("", $message, false);
                 break;
             }
             $this->randomClientId = $packet->clientId;
             $this->loginData = ["clientId" => $packet->clientId, "loginData" => null];
             $this->uuid = UUID::fromString($packet->clientUUID);
             $this->rawUUID = $this->uuid->toBinary();
             $valid = true;
             $len = strlen($packet->username);
             if ($len > 16 or $len < 3) {
                 $valid = false;
             }
//.........这里部分代码省略.........

 /**
  * Handles a Minecraft packet
  * TODO: Separate all of this in handlers
  *
  * WARNING: Do not use this, it's only for internal use.
  * Changes to this function won't be recorded on the version.
  *
  * @param DataPacket $packet
  */
 public function handleDataPacket(DataPacket $packet)
 {
     if ($this->connected === false) {
         return;
     }
     if ($packet::NETWORK_ID === ProtocolInfo::BATCH_PACKET) {
         /** @var BatchPacket $packet */
         $this->server->getNetwork()->processBatch($packet, $this);
         return;
     }
     $timings = Timings::getReceiveDataPacketTimings($packet);
     $timings->startTiming();
     $this->server->getPluginManager()->callEvent($ev = new DataPacketReceiveEvent($this, $packet));
     if ($ev->isCancelled()) {
         $timings->stopTiming();
         return;
     }
     switch ($packet::NETWORK_ID) {
         case ProtocolInfo::LOGIN_PACKET:
             if ($this->loggedIn) {
                 break;
             }
             $this->username = TextFormat::clean($packet->username);
             $this->displayName = $this->username;
             $this->setNameTag($this->username);
             $this->iusername = strtolower($this->username);
             if (count($this->server->getOnlinePlayers()) >= $this->server->getMaxPlayers() and $this->kick("disconnectionScreen.serverFull", false)) {
                 break;
             }
             if ($packet->protocol1 !== ProtocolInfo::CURRENT_PROTOCOL) {
                 if ($packet->protocol1 < ProtocolInfo::CURRENT_PROTOCOL) {
                     $message = "disconnectionScreen.outdatedClient";
                     $pk = new PlayStatusPacket();
                     $pk->status = PlayStatusPacket::LOGIN_FAILED_CLIENT;
                     $this->directDataPacket($pk);
                 } else {
                     $message = "disconnectionScreen.outdatedServer";
                     $pk = new PlayStatusPacket();
                     $pk->status = PlayStatusPacket::LOGIN_FAILED_SERVER;
                     $this->directDataPacket($pk);
                 }
                 $this->close("", $message, false);
                 break;
             }
             $this->randomClientId = $packet->clientId;
             $this->loginData = ["clientId" => $packet->clientId, "loginData" => null];
             $this->uuid = $packet->clientUUID;
             $this->rawUUID = $this->uuid->toBinary();
             $this->clientSecret = $packet->clientSecret;
             $valid = true;
             $len = strlen($packet->username);
             if ($len > 16 or $len < 3) {
                 $valid = false;
             }
             for ($i = 0; $i < $len and $valid; ++$i) {
                 $c = ord($packet->username[$i]);
                 if ($c >= ord("a") and $c <= ord("z") or $c >= ord("A") and $c <= ord("Z") or $c >= ord("0") and $c <= ord("9") or $c === ord("_")) {
                     continue;
                 }
                 $valid = false;
                 break;
             }
             if (!$valid or $this->iusername === "rcon" or $this->iusername === "console") {
                 $this->close("", "disconnectionScreen.invalidName");
                 break;
             }
             if (strlen($packet->skin) !== 64 * 32 * 4 and strlen($packet->skin) !== 64 * 64 * 4) {
                 $this->close("", "disconnectionScreen.invalidSkin");
                 break;
             }
             $this->setSkin($packet->skin, $packet->skinname, $packet->oldclient, $packet->slim, $packet->transparent);
             $this->server->getPluginManager()->callEvent($ev = new PlayerPreLoginEvent($this, "Plugin reason"));
             if ($ev->isCancelled()) {
                 $this->close("", $ev->getKickMessage());
                 break;
             }
             $this->onPlayerPreLogin();
             break;
         case ProtocolInfo::MOVE_PLAYER_PACKET:
             $newPos = new Vector3($packet->x, $packet->y - $this->getEyeHeight(), $packet->z);
             $revert = false;
             if (!$this->isAlive() or $this->spawned !== true) {
                 $revert = true;
                 $this->forceMovement = new Vector3($this->x, $this->y, $this->z);
             }
             if ($this->teleportPosition !== null or $this->forceMovement instanceof Vector3 and (($dist = $newPos->distanceSquared($this->forceMovement)) > 0.1 or $revert)) {
                 $this->sendPosition($this->forceMovement, $packet->yaw, $packet->pitch);
             } else {
                 $packet->yaw %= 360;
                 $packet->pitch %= 360;
                 if ($packet->yaw < 0) {
//.........这里部分代码省略.........