/**
* @param PublicKeyInterface $publicKey
* @return bool
*/
public function checkInvolvesKey(PublicKeyInterface $publicKey)
{
$binary = $publicKey->getBinary();
foreach ($this->keys as $key) {
if ($key->getBinary() === $binary) {
return true;
}
}
return false;
}
/**
* @param \BitWasp\Bitcoin\Signature\TransactionSignatureInterface $signature
* @param PublicKeyInterface $publicKey
* @return ScriptInterface
*/
public function payToPubKeyHash(TransactionSignatureInterface $signature, PublicKeyInterface $publicKey)
{
return ScriptFactory::create()->push($signature->getBuffer())->push($publicKey->getBuffer())->getScript();
}
/**
* @param PublicKeyInterface $publicKey
* @return bool
*/
public function checkInvolvesKey(PublicKeyInterface $publicKey)
{
return $publicKey->getPubKeyHash()->getBinary() === $this->hash->getBinary();
}
/**
* Create a P2PKH output script
*
* @param PublicKeyInterface $public_key
* @return ScriptInterface
*/
public function payToPubKeyHash(PublicKeyInterface $public_key)
{
return ScriptFactory::create()->op('OP_DUP')->op('OP_HASH160')->push($public_key->getPubKeyHash())->op('OP_EQUALVERIFY')->op('OP_CHECKSIG')->getScript();
}
/**
* @param int|string $sequence
* @param bool $change
* @return PrivateKeyInterface|PublicKeyInterface
*/
public function deriveChild($sequence, $change = false)
{
return $this->publicKey->tweakAdd($this->getSequenceOffset($sequence, $change));
}
