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<?php |
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namespace BitWasp\Bitcoin\Serializer\Transaction; |
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use BitWasp\Buffertools\BufferInterface; |
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use BitWasp\Buffertools\Parser; |
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use BitWasp\Bitcoin\Script\Script; |
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use BitWasp\Bitcoin\Transaction\TransactionOutput; |
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use BitWasp\Bitcoin\Transaction\TransactionOutputInterface; |
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use BitWasp\Buffertools\TemplateFactory; |
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class TransactionOutputSerializer |
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{ |
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/** |
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* @var \BitWasp\Buffertools\Template |
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*/ |
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private $template; |
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public function __construct() |
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{ |
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$this->template = $this->getTemplate(); |
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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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->uint64le() |
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->varstring() |
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->getTemplate(); |
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} |
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/** |
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* @param TransactionOutputInterface $output |
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* @return BufferInterface |
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*/ |
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public function serialize(TransactionOutputInterface $output) |
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{ |
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return $this->template->write([ |
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$output->getValue(), |
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$output->getScript()->getBuffer() |
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]); |
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} |
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/** |
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* @param Parser $parser |
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* @return TransactionOutput |
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* @throws \BitWasp\Buffertools\Exceptions\ParserOutOfRange |
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*/ |
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public function fromParser(Parser $parser) |
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{ |
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$parse = $this->template->parse($parser); |
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/** @var int $value */ |
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$value = $parse[0]; |
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/** @var BufferInterface $scriptBuf */ |
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$scriptBuf = $parse[1]; |
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return new TransactionOutput( |
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$value, |
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new Script($scriptBuf) |
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); |
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} |
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/** |
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* @param string $string |
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* @return TransactionOutput |
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* @throws \BitWasp\Buffertools\Exceptions\ParserOutOfRange |
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*/ |
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public function parse($string) |
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{ |
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$parser = new Parser($string); |
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return $this->fromParser($parser); |
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} |
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} |
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Bit-Wasp /
bitcoin-php
