/**
* @param TransactionInterface $transaction
* @return array
*/
public function convertTransactionToArray(TransactionInterface $transaction)
{
$inputs = [];
foreach ($transaction->getInputs() as $input) {
$inputs[] = $this->convertTxinToArray($input);
}
$outputs = [];
foreach ($transaction->getOutputs() as $output) {
$outputs[] = $this->convertTxoutToArray($output);
}
$buf = $transaction->getBuffer()->getBinary();
return ['hash' => $transaction->getTxId()->getHex(), 'version' => $transaction->getVersion(), 'inputs' => $inputs, 'outputs' => $outputs, 'locktime' => $transaction->getLockTime(), 'raw' => bin2hex($buf), 'size' => strlen($buf)];
}
/**
* @param TransactionInterface $transaction
* @param int $outputToSpend
* @param ScriptInterface|null $script
* @param int $nSequence
* @return $this
*/
public function spendOutputFrom(TransactionInterface $transaction, $outputToSpend, ScriptInterface $script = null, $nSequence = TransactionInputInterface::SEQUENCE_FINAL)
{
// Check TransactionOutput exists in $tx
$transaction->getOutput($outputToSpend);
$this->input($transaction->getTxId(), $outputToSpend, $script, $nSequence);
return $this;
}
/**
* @param TransactionInterface $tx
* @param Flags $flags
* @param array $scripts
* @return string
*/
private function dispatch(TransactionInterface $tx, Flags $flags, array $scripts)
{
$this->blockingZmq->send(json_encode(['txid' => $tx->getTxId()->getHex(), 'tx' => $tx->getHex(), 'flags' => $flags->getFlags(), 'scripts' => $scripts]));
$result = $this->blockingZmq->recv();
return (bool) $result;
}
/**
* @param TransactionInterface $tx
* @return bool
*/
public function isRelevantAndUpdate(TransactionInterface $tx)
{
$this->updateEmptyFull();
$found = false;
if ($this->isFull()) {
return true;
}
if ($this->isEmpty()) {
return false;
}
// Check if the txid hash is in the filter
$txHash = $tx->getTxId();
if ($this->containsData($txHash)) {
$found = true;
}
// Check for relevant output scripts. We add the outpoint to the filter if found.
foreach ($tx->getOutputs() as $vout => $output) {
$script = $output->getScript();
$parser = $script->getScriptParser();
foreach ($parser as $exec) {
if ($exec->isPush() && $this->containsData($exec->getData())) {
$found = true;
if ($this->isUpdateAll()) {
$this->insertOutPoint($tx->makeOutPoint($vout));
} else {
if ($this->isUpdatePubKeyOnly()) {
$type = ScriptFactory::scriptPubKey()->classify($script);
if ($type->isMultisig() || $type->isPayToPublicKey()) {
$this->insertOutPoint($tx->makeOutPoint($vout));
}
}
}
}
}
}
if ($found) {
return true;
}
foreach ($tx->getInputs() as $txIn) {
if ($this->containsOutPoint($txIn->getOutPoint())) {
return true;
}
$parser = $txIn->getScript()->getScriptParser();
foreach ($parser as $exec) {
if ($exec->isPush() > 0 && $this->containsData($exec->getData())) {
return true;
}
}
}
return false;
}
