public function setLinked($type = 0, Entity $entity = null)
{
if ($type != 0 and $entity === null) {
return false;
}
if ($entity === $this) {
return false;
}
switch ($type) {
case 0:
if ($this->linkedType == 0) {
return true;
}
$this->linkedType = 0;
$pk = new SetEntityLinkPacket();
$pk->from = $entity->getId();
$pk->to = $this->getId();
$pk->type = 3;
$this->server->broadcastPacket($this->level->getPlayers(), $pk);
if ($this instanceof Player) {
$pk = new SetEntityLinkPacket();
$pk->from = $entity->getId();
$pk->to = 0;
$pk->type = 3;
$this->dataPacket($pk);
}
if ($this->linkedEntity->getLinkedType()) {
$this->linkedEntity->setLinked(0, $this);
}
return true;
case 1:
if (!$entity->isAlive()) {
return false;
}
$this->linkedEntity = $entity;
$this->linkedType = 1;
$pk = new SetEntityLinkPacket();
$pk->from = $entity->getId();
$pk->to = $this->getId();
$pk->type = 2;
$this->server->broadcastPacket($this->level->getPlayers(), $pk);
if ($this instanceof Player) {
$pk = new SetEntityLinkPacket();
$pk->from = $entity->getId();
$pk->to = 0;
$pk->type = 2;
$this->dataPacket($pk);
}
return true;
case 2:
if (!$entity->isAlive()) {
return false;
}
if ($entity->getLinkedEntity() !== $this) {
return $entity->linkEntity($this);
}
$this->linkedEntity = $entity;
$this->linkedType = 2;
return true;
default:
return false;
}
}