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<?php |
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declare(strict_types=1); |
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namespace BitWasp\Bitcoin\Key\KeyToScript\Factory; |
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use BitWasp\Bitcoin\Crypto\EcAdapter\Key\PublicKeyInterface; |
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use BitWasp\Bitcoin\Crypto\EcAdapter\Serializer\Key\PublicKeySerializerInterface; |
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use BitWasp\Bitcoin\Key\KeyToScript\ScriptAndSignData; |
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use BitWasp\Bitcoin\Script\ScriptFactory; |
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use BitWasp\Bitcoin\Script\ScriptType; |
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use BitWasp\Bitcoin\Transaction\Factory\SignData; |
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class MultisigScriptDataFactory extends KeyToScriptDataFactory |
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{ |
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/** |
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* @var int |
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*/ |
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private $numSigners; |
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/** |
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* @var int |
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*/ |
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private $numKeys; |
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/** |
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* @var bool |
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*/ |
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private $sortKeys; |
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public function __construct(int $numSigners, int $numKeys, bool $sortKeys, PublicKeySerializerInterface $pubKeySerializer = null) |
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{ |
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$this->numSigners = $numSigners; |
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$this->numKeys = $numKeys; |
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$this->sortKeys = $sortKeys; |
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parent::__construct($pubKeySerializer); |
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} |
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/** |
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* @return string |
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*/ |
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public function getScriptType(): string |
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{ |
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return ScriptType::MULTISIG; |
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} |
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/** |
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* @param PublicKeyInterface ...$keys |
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* @return ScriptAndSignData |
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*/ |
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protected function convertKeyToScriptData(PublicKeyInterface ...$keys): ScriptAndSignData |
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{ |
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if (count($keys) !== $this->numKeys) { |
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throw new \InvalidArgumentException("Incorrect number of keys"); |
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} |
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$keyBuffers = []; |
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for ($i = 0; $i < $this->numKeys; $i++) { |
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$keyBuffers[] = $this->pubKeySerializer->serialize($keys[$i]); |
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} |
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return new ScriptAndSignData( |
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ScriptFactory::scriptPubKey()->multisigKeyBuffers($this->numSigners, $keyBuffers, $this->sortKeys), |
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new SignData() |
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); |
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} |
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} |
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Bit-Wasp /
bitcoin-php
