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<?php |
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namespace BitWasp\Bitcoin\Serializer\Transaction; |
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use BitWasp\Bitcoin\Transaction\Factory\TxBuilder; |
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use BitWasp\Buffertools\Parser; |
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use BitWasp\Bitcoin\Transaction\Transaction; |
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use BitWasp\Bitcoin\Transaction\TransactionInterface; |
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use BitWasp\Buffertools\TemplateFactory; |
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class OldTransactionSerializer |
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{ |
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/** |
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* @var TransactionInputSerializer |
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*/ |
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public $inputSerializer; |
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/** |
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* @var TransactionOutputSerializer |
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*/ |
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public $outputSerializer; |
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/** |
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* |
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*/ |
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public function __construct() |
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{ |
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$this->inputSerializer = new TransactionInputSerializer(new OutPointSerializer()); |
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$this->outputSerializer = new TransactionOutputSerializer; |
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} |
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/** |
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* @return \BitWasp\Buffertools\Template |
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*/ |
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private function getTemplate() |
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{ |
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return (new TemplateFactory()) |
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->uint32le() |
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->vector(function (Parser & $parser) { |
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return $this->inputSerializer->fromParser($parser); |
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}) |
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->vector(function (Parser &$parser) { |
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return $this->outputSerializer->fromParser($parser); |
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}) |
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->uint32le() |
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->getTemplate(); |
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} |
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/** |
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* @param TransactionInterface $transaction |
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* @return string |
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*/ |
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public function serialize(TransactionInterface $transaction) |
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{ |
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return $this->getTemplate()->write([ |
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$transaction->getVersion(), |
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$transaction->getInputs()->all(), |
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$transaction->getOutputs()->all(), |
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$transaction->getLockTime() |
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]); |
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} |
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/** |
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* @param Parser $parser |
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* @return Transaction |
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* @throws \BitWasp\Buffertools\Exceptions\ParserOutOfRange |
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* @throws \Exception |
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*/ |
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public function fromParser(Parser $parser) |
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{ |
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$p = $this->getTemplate()->parse($parser); |
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list ($nVersion, $inputArray, $outputArray, $nLockTime) = $p; |
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return (new TxBuilder()) |
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->version($nVersion) |
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->inputs($inputArray) |
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->outputs($outputArray) |
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->locktime($nLockTime) |
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->get(); |
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} |
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/** |
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* @param $hex |
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* @return Transaction |
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*/ |
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public function parse($hex) |
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{ |
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$parser = new Parser($hex); |
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return $this->fromParser($parser); |
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} |
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} |
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Bit-Wasp /
bitcoin-php
