public $find_node_task = NULL;

function __construct(&$settings, $bootstrap_nodes) {

parent::__construct($settings);

$this->settings = &$settings;

$this->bootstrap_nodes = $bootstrap_nodes;

if(strlen($settings->own_node_id) !== N/8)

$settings->own_node_id = Node::randomNodeId();

}

public function enqueueSelf() {

$this->find_node_task = new FindNode($this->settings, $this->settings->own_node_id, $this->bootstrap_nodes);

$this->find_node_task->enqueue()->done([$this, 'perform']);

return $this;

}

public function perform($results) {

$node_list = new NodeList([]);

foreach($results as $nodes) {

$node_list->addNodeArray($nodes);

}

if($node_list->containsNodeId($this->settings->own_node_id)) {

$this->settings->own_node_id = Node::randomNodeId();

$this->find_node_task = new Bootstrap($this->settings, $this->bootstrap_nodes);

$this->find_node_task->enqueue()->done([$this, 'emitSuccess']);

}

else {

$this->emitSuccess($this->settings->own_node_id);

}

}

public function emitSuccess($own_node_id) {

$this->settings->own_node_id = $own_node_id;

$this->emit('success', $own_node_id);

$kbuckets_size = $this->settings->kbuckets->toNodeList()->size();

$this->fillBuckets();

}

public function fillBuckets() {

for($i = 0; $i < N/8; $i+=4) {

$j = 0;

# for($j = 0; $j < 8; $j++) {

$node_id = $this->settings->own_node_id;

$byte = $node_id[$i] ^ chr(1 << $j);

$node_id[$i] = $byte;

$task = new FindNode($this->settings, $node_id);

$task->enqueue();

# }

}

}