public function testSignP2SH()
{
BitcoinLib::setMagicByteDefaults('bitcoin-testnet');
$redeem_script = "522103c0b1fd07752ebdd43c75c0a60d67958eeac8d4f5245884477eae094c4361418d2102ab1fae8dacd465460ad8e0c08cb9c25871782aa539a58b65f9bf1264c355d0982102dc43b58ee5313d1969b939718d2c8104a3365d45f12f91753bfc950d16d3e82e53ae";
$inputs = array(array("txid" => "83c5c88e94d9c518f314e30ca0529ab3f8e5e4f14a8936db4a32070005e3b61f", "vout" => 0, "scriptPubKey" => "a9145fe34588f475c5251ff994eafb691a5ce197d18b87", "redeemScript" => $redeem_script, "value" => 0.0001));
$outputs = array("n3P94USXs7LzfF4BKJVyGv2uCfBQRbvMZJ" => BitcoinLib::toSatoshi(0.0001));
$raw_transaction = RawTransaction::create($inputs, $outputs);
/*
* sign with first key
*/
$wallet = array();
RawTransaction::private_keys_to_wallet($wallet, array("cV2BRcdtWoZMSovYCpoY9gyvjiVK5xufpAwdAFk1jdonhGZq1cCm"));
RawTransaction::redeem_scripts_to_wallet($wallet, array($redeem_script));
$sign = RawTransaction::sign($wallet, $raw_transaction, json_encode($inputs));
$this->assertEquals(2, $sign['req_sigs']);
$this->assertEquals(1, $sign['sign_count']);
$this->assertEquals('false', $sign['complete']);
/*
* sign with second key
*/
$wallet = array();
RawTransaction::private_keys_to_wallet($wallet, array("cMps8Dg4Z1ThcwvPiPpshR6cbosYoTrgUwgLcFasBSxsdLHwzoUK"));
RawTransaction::redeem_scripts_to_wallet($wallet, array($redeem_script));
$sign = RawTransaction::sign($wallet, $sign['hex'], json_encode($inputs));
$this->assertEquals(2, $sign['req_sigs']);
$this->assertEquals(2, $sign['sign_count']);
$this->assertEquals('true', $sign['complete']);
/*
* sign with third key
*/
$wallet = array();
RawTransaction::private_keys_to_wallet($wallet, array("cNn72iUvQhuzZCWg3TC31fvyNDYttL8emHgMcFJzhF4xnFo8LYCk"));
RawTransaction::redeem_scripts_to_wallet($wallet, array($redeem_script));
$sign = RawTransaction::sign($wallet, $sign['hex'], json_encode($inputs));
$this->assertEquals(2, $sign['req_sigs']);
$this->assertEquals(3, $sign['sign_count']);
$this->assertEquals('true', $sign['complete']);
BitcoinLib::setMagicByteDefaults('bitcoin');
}
/**
* signs a raw transaction
*
* @param $rawTransaction
* @param $inputs
* @return array
*/
protected function signTransaction($rawTransaction, $inputs)
{
$wallet = [];
$keys = [];
$redeemScripts = [];
foreach ($inputs as $input) {
//create private keys for signing
$path = BIP32Path::path($input['path'])->privatePath();
$keys[] = $this->primaryPrivateKey->buildKey($path);
$keys[] = $this->backupPrivateKey->buildKey($path->unhardenedPath());
$redeemScripts[] = $input['redeemScript'];
}
//add the keys and redeem scripts to a wallet to sign the transaction with
BIP32::bip32_keys_to_wallet($wallet, array_map(function (BIP32Key $key) {
return $key->tuple();
}, $keys));
RawTransaction::redeem_scripts_to_wallet($wallet, $redeemScripts);
return RawTransaction::sign($wallet, $rawTransaction, json_encode($inputs));
}
$line = trim(fgets(STDIN));
$decode_redeem_script = RawTransaction::decode_redeem_script($line);
if ($decode_redeem_script == FALSE) {
echo "[ERROR]- Not a valid script!\n";
unset($decode_redeem_script);
} else {
$redeem_script = $line;
echo "Learned about {$decode_redeem_script['m']} of {$decode_redeem_script['n']} address: " . BitcoinLib::public_key_to_address($redeem_script, '05') . "\n";
}
}
echo "Enter WIF encoded private keys: \n (1): ";
$private_keys = array();
while ("\n" != ($line = fgets(STDIN))) {
$line = trim($line);
$t = BitcoinLib::validate_WIF($line, '80');
var_dump($t);
if (BitcoinLib::validate_WIF($line, '80') == TRUE) {
$private_keys[] = $line;
} else {
echo "Not a valid private key.\n";
}
echo " (" . (count($private_keys) + 1) . "): ";
}
// Initialize wallet
$wallet = array();
RawTransaction::private_keys_to_wallet($wallet, $private_keys, '00');
RawTransaction::redeem_scripts_to_wallet($wallet, array($redeem_script), '05');
$raw_transaction = '01000000018240b84b90a3ae326e13219dc8a2781661fa28e23129b26fea848dd8e01a0c520000000000ffffffff02d8270000000000001976a914b7119dfb9b5c8aa7157fec48fbe640ea347dc92b88ac584d0000000000001976a914592fb6dc8cf6cd561ec86fd5fbc2a140e5ac7bc988ac00000000';
$json = '[{"txid":"520c1ae0d88d84ea6fb22931e228fa611678a2c89d21136e32aea3904bb84082","vout":0,"scriptPubKey":"a914fb56f0d4845487cc9da00c3e91e63503245f151787","redeemScript":"52210385fae44cb9f0cf858e0d404baecf78d026fae4cc9dd4343b8562059473c2af7b2102f34a1b64155db258d3a910625bd80fae6adf67d7e5b5f3de03265a4208b552d841040fa9a86f3237237423dd8331dc481c0a949fe11594c5dfa0b54bdc105daa319f9de6547d97c22296d4211073e7cffa71c8d6cd4da639607ca64fca2705e562a353ae"}]';
$sign = RawTransaction::sign($wallet, $raw_transaction, $json);
print_r($sign);
<?php
use BitWasp\BitcoinLib\RawTransaction;
require_once __DIR__ . '/../vendor/autoload.php';
// Transaction this created was spent in: 7f3bf55fdfd7c7858c6a9119ad13d2c2e10cd07186c0f6050bbb7c8b626c8642
// Private keys and redeem scripts
$pks = array('5KKNNaV63GB68zCJAF6CnJTx3Zp71vNDBXcjHTLr6wjd9c2ETmu', 'KynFytiTLa2x8keQQwoEVKvewL5z5D1Hti4FDMU1v8kC3pk5BBhr');
$rs = array('52210385fae44cb9f0cf858e0d404baecf78d026fae4cc9dd4343b8562059473c2af7b2102f34a1b64155db258d3a910625bd80fae6adf67d7e5b5f3de03265a4208b552d841040fa9a86f3237237423dd8331dc481c0a949fe11594c5dfa0b54bdc105daa319f9de6547d97c22296d4211073e7cffa71c8d6cd4da639607ca64fca2705e562a353ae');
// Initialize wallet
$wallet = array();
RawTransaction::private_keys_to_wallet($wallet, $pks, '00');
RawTransaction::redeem_scripts_to_wallet($wallet, $rs, '05');
$raw_transaction = '01000000018240b84b90a3ae326e13219dc8a2781661fa28e23129b26fea848dd8e01a0c520000000000ffffffff02d8270000000000001976a914b7119dfb9b5c8aa7157fec48fbe640ea347dc92b88ac584d0000000000001976a914592fb6dc8cf6cd561ec86fd5fbc2a140e5ac7bc988ac00000000';
$json = '[{"txid":"520c1ae0d88d84ea6fb22931e228fa611678a2c89d21136e32aea3904bb84082","vout":0,"scriptPubKey":"a914fb56f0d4845487cc9da00c3e91e63503245f151787","redeemScript":"52210385fae44cb9f0cf858e0d404baecf78d026fae4cc9dd4343b8562059473c2af7b2102f34a1b64155db258d3a910625bd80fae6adf67d7e5b5f3de03265a4208b552d841040fa9a86f3237237423dd8331dc481c0a949fe11594c5dfa0b54bdc105daa319f9de6547d97c22296d4211073e7cffa71c8d6cd4da639607ca64fca2705e562a353ae"}]';
$sign = RawTransaction::sign($wallet, $raw_transaction, $json);
print_r($sign);
/**
* sign a raw transaction with the private keys that we have
*
* @param string $raw_transaction
* @param array[] $inputs
* @return array response from RawTransaction::sign
* @throws \Exception
*/
protected function signTransaction($raw_transaction, array $inputs)
{
$wallet = [];
$keys = [];
$redeemScripts = [];
foreach ($inputs as $input) {
$redeemScript = null;
$key = null;
if (isset($input['redeemScript'], $input['path'])) {
$redeemScript = $input['redeemScript'];
$path = BIP32Path::path($input['path'])->privatePath();
$key = $this->primaryPrivateKey->buildKey($path);
$address = $this->getAddressFromKey($key, $path);
if ($address != $input['address']) {
throw new \Exception("Generated address does not match expected address!");
}
} else {
throw new \Exception("No redeemScript/path for input");
}
if ($redeemScript && $key) {
$keys[] = $key;
$redeemScripts[] = $redeemScript;
}
}
BIP32::bip32_keys_to_wallet($wallet, array_map(function (BIP32Key $key) {
return $key->tuple();
}, $keys));
RawTransaction::redeem_scripts_to_wallet($wallet, $redeemScripts);
return RawTransaction::sign($wallet, $raw_transaction, json_encode($inputs));
}
