public function testUtils()
{
// public key from WIF
PHPUnit::assertEquals('03f05b88087b2392611d0eb388f11543b02b21d12c18aba21699e73e97a61fee15', BitcoinKeyUtils::publicKeyFromWIF('L2KB5RqtHwLKrNaVuxQCiNs549vbp4oy7FTF2zs2GChLXXnXyMee'));
$caught_error = false;
try {
BitcoinKeyUtils::publicKeyFromWIF('BADWIF');
} catch (Exception $e) {
$caught_error = true;
}
PHPUnit::assertTrue($caught_error);
// address from WIF
PHPUnit::assertEquals('1NjZ3zsBySHtCWX3NtPFfmUXEwx7XeG82H', BitcoinKeyUtils::addressFromWIF('L2KB5RqtHwLKrNaVuxQCiNs549vbp4oy7FTF2zs2GChLXXnXyMee'));
$caught_error = false;
try {
BitcoinKeyUtils::addressFromWIF('BADWIF');
} catch (Exception $e) {
$caught_error = true;
}
PHPUnit::assertTrue($caught_error);
$generator = $this->getGenerator();
$private_key = $generator->privateKey('mytoken1');
PHPUnit::assertEquals('034fba8396613ae90defdc45e2e924a4bda2e1b94d653d4d28111523cc57ccb8d7', BitcoinKeyUtils::publicKeyFromPrivateKey($private_key)->getHex());
PHPUnit::assertEquals('L4iQRBZz1XuqvE6qyfQZAn6AtiudyT9dnQTvnHU5n3TQ9G45sPJ3', BitcoinKeyUtils::WIFFromPrivateKey($private_key));
}
protected function buildSignedTransactionToSend(PaymentAddress $payment_address, $destination, $float_quantity, $asset, $change_address_collection = null, $float_fee = null, $float_btc_dust_size = null, $is_sweep = false)
{
$signed_transaction = null;
if ($float_fee === null) {
$float_fee = self::DEFAULT_FEE;
}
if ($float_btc_dust_size === null) {
$float_btc_dust_size = self::DEFAULT_REGULAR_DUST_SIZE;
}
$private_key = $this->address_generator->privateKey($payment_address['private_key_token']);
$wif_private_key = BitcoinKeyUtils::WIFFromPrivateKey($private_key);
if ($is_sweep) {
if (strtoupper($asset) != 'BTC') {
throw new Exception("Sweep is only allowed for BTC.", 1);
}
// compose the BTC transaction
$chosen_txos = $this->txo_repository->findByPaymentAddress($payment_address, [TXO::UNCONFIRMED, TXO::CONFIRMED], true);
$float_quantity = CurrencyUtil::satoshisToValue($this->sumUTXOs($chosen_txos)) - $float_fee;
$composed_transaction = $this->transaction_composer->composeSend('BTC', $float_quantity, $destination, $wif_private_key, $chosen_txos, null, $float_fee);
} else {
if (strtoupper($asset) == 'BTC') {
// compose the BTC transaction
if ($this->isPrimeSend($payment_address, $destination)) {
$float_prime_size = $this->getPrimeSendSize($destination, $float_quantity);
$chosen_txos = $this->txo_chooser->chooseUTXOsForPriming($payment_address, $float_quantity, $float_fee, null, $float_prime_size);
$debug_strategy_text = 'prime';
} else {
$chosen_txos = $this->txo_chooser->chooseUTXOs($payment_address, $float_quantity, $float_fee, null, TXOChooser::STRATEGY_BALANCED);
$debug_strategy_text = 'balanced';
}
Log::debug("strategy={$debug_strategy_text} Chosen UTXOs: " . $this->debugDumpUTXOs($chosen_txos));
if (!$chosen_txos) {
throw new Exception("Unable to select transaction outputs (UTXOs)", 1);
}
// $signed_transaction = $this->bitcoin_payer->buildSignedTransactionHexToSendBTC($payment_address['address'], $destination, $float_quantity, $wif_private_key, $float_fee);
if ($change_address_collection === null) {
$change_address_collection = $payment_address['address'];
}
$composed_transaction = $this->transaction_composer->composeSend('BTC', $float_quantity, $destination, $wif_private_key, $chosen_txos, $change_address_collection, $float_fee);
} else {
// calculate the quantity
$is_divisible = $this->asset_cache->isDivisible($asset);
$quantity = new Quantity($float_quantity, $is_divisible);
// compose the Counterpary and BTC transaction
$chosen_txos = $this->txo_chooser->chooseUTXOs($payment_address, $float_btc_dust_size, $float_fee);
Log::debug("Counterparty send Chosen UTXOs: " . $this->debugDumpUTXOs($chosen_txos));
// build the change
if ($change_address_collection === null) {
$change_address_collection = $payment_address['address'];
}
$composed_transaction = $this->transaction_composer->composeSend($asset, $quantity, $destination, $wif_private_key, $chosen_txos, $change_address_collection, $float_fee, $float_btc_dust_size);
// debug
try {
$_debug_parsed_tx = app('\\TransactionComposerHelper')->parseCounterpartyTransaction($composed_transaction->getTransactionHex());
Log::debug("Counterparty send: \$_debug_parsed_tx=" . json_encode($_debug_parsed_tx, 192));
} catch (Exception $e) {
Log::debug("Error composing send: {$asset}, " . ($quantity instanceof Quantity ? $quantity->getRawValue() : $quantity) . ", {$destination} " . $e->getMessage());
throw $e;
}
}
}
return $composed_transaction;
}