public function execute(CommandSender $sender, $currentAlias, array $args)
{
if (!$this->testPermission($sender)) {
return true;
}
if (count($args) !== 1) {
$sender->sendMessage(new TranslationContainer("commands.generic.usage", [$this->usageMessage]));
return false;
}
$difficulty = Server::getDifficultyFromString($args[0]);
if ($sender->getServer()->isHardcore()) {
$difficulty = 3;
}
if ($difficulty !== -1) {
$sender->getServer()->setConfigInt("difficulty", $difficulty);
$pk = new SetDifficultyPacket();
$pk->difficulty = $sender->getServer()->getDifficulty();
Server::broadcastPacket($sender->getServer()->getOnlinePlayers(), $pk);
Command::broadcastCommandMessage($sender, new TranslationContainer("commands.difficulty.success", [$difficulty]));
} else {
$sender->sendMessage(new TranslationContainer("commands.generic.usage", [$this->usageMessage]));
return false;
}
return true;
}
public function attack($damage, EntityDamageEvent $source)
{
parent::attack($damage, $source);
if ($source->isCancelled()) {
return;
}
if ($source instanceof EntityDamageByEntityEvent) {
$this->swimSpeed = mt_rand(150, 350) / 2000;
$e = $source->getDamager();
$this->swimDirection = (new Vector3($this->x - $e->x, $this->y - $e->y, $this->z - $e->z))->normalize();
$pk = new EntityEventPacket();
$pk->eid = $this->getId();
$pk->event = EntityEventPacket::SQUID_INK_CLOUD;
Server::broadcastPacket($this->hasSpawned, $pk);
}
}
/**
* @param Player[] $target
* @param Block[] $blocks
* @param int $flags
* @param bool $optimizeRebuilds
*/
public function sendBlocks(array $target, array $blocks, $flags = UpdateBlockPacket::FLAG_NONE, $optimizeRebuilds = false)
{
$pk = new UpdateBlockPacket();
if ($optimizeRebuilds) {
$chunks = [];
foreach ($blocks as $b) {
if ($b === null) {
continue;
}
$first = false;
if (!isset($chunks[$index = Level::chunkHash($b->x >> 4, $b->z >> 4)])) {
$chunks[$index] = true;
$first = true;
}
if ($b instanceof Block) {
$pk->records[] = [$b->x, $b->z, $b->y, $b->getId(), $b->getDamage(), $first ? $flags : UpdateBlockPacket::FLAG_NONE];
} else {
$fullBlock = $this->getFullBlock($b->x, $b->y, $b->z);
$pk->records[] = [$b->x, $b->z, $b->y, $fullBlock >> 4, $fullBlock & 0xf, $first ? $flags : UpdateBlockPacket::FLAG_NONE];
}
}
} else {
foreach ($blocks as $b) {
if ($b === null) {
continue;
}
if ($b instanceof Block) {
$pk->records[] = [$b->x, $b->z, $b->y, $b->getId(), $b->getDamage(), $flags];
} else {
$fullBlock = $this->getFullBlock($b->x, $b->y, $b->z);
$pk->records[] = [$b->x, $b->z, $b->y, $fullBlock >> 4, $fullBlock & 0xf, $flags];
}
}
}
Server::broadcastPacket($target, $pk);
}
public function attack($damage, EntityDamageEvent $source)
{
if ($this->attackTime > 0 or $this->noDamageTicks > 0) {
$lastCause = $this->getLastDamageCause();
if ($lastCause !== null and $lastCause->getDamage() >= $damage) {
$source->setCancelled();
}
}
parent::attack($damage, $source);
if ($source->isCancelled()) {
return;
}
if ($source instanceof EntityDamageByEntityEvent) {
$e = $source->getDamager();
if ($source instanceof EntityDamageByChildEntityEvent) {
$e = $source->getChild();
}
if ($e->isOnFire() > 0) {
$this->setOnFire(2 * $this->server->getDifficulty());
}
$deltaX = $this->x - $e->x;
$deltaZ = $this->z - $e->z;
$this->knockBack($e, $damage, $deltaX, $deltaZ, $source->getKnockBack());
}
$pk = new EntityEventPacket();
$pk->eid = $this->getId();
$pk->event = $this->getHealth() <= 0 ? EntityEventPacket::DEATH_ANIMATION : EntityEventPacket::HURT_ANIMATION;
// Ouch!
Server::broadcastPacket($this->hasSpawned, $pk);
$this->attackTime = 10;
//0.5 seconds cooldown
}
/**
* @param Player|Player[] $target
*/
public function sendHeldItem($target)
{
$item = $this->getItemInHand();
$pk = new MobEquipmentPacket();
$pk->eid = $target === $this->getHolder() ? 0 : $this->getHolder()->getId();
$pk->item = $item;
$pk->slot = $this->getHeldItemSlot();
$pk->selectedSlot = $this->getHeldItemIndex();
if (!is_array($target)) {
$target->dataPacket($pk);
if ($target === $this->getHolder()) {
$this->sendSlot($this->getHeldItemSlot(), $target);
}
} else {
Server::broadcastPacket($target, $pk);
foreach ($target as $player) {
if ($player === $this->getHolder()) {
$this->sendSlot($this->getHeldItemSlot(), $player);
break;
}
}
}
}
/**
* @param Player[]|Player $player
* @param array $data Properly formatted entity data, defaults to everything
*/
public function sendData($player, array $data = null)
{
$pk = new SetEntityDataPacket();
$pk->eid = $player === $this ? 0 : $this->getId();
$pk->metadata = $data === null ? $this->dataProperties : $data;
if (!is_array($player)) {
$player->dataPacket($pk);
} else {
Server::broadcastPacket($player, $pk);
}
}
