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<?php |
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namespace Blocktrail\SDK\Backend; |
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use BitWasp\Bitcoin\Address\BaseAddressCreator; |
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use BitWasp\Bitcoin\Address\PayToPubKeyHashAddress; |
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use BitWasp\Bitcoin\Address\ScriptHashAddress; |
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use BitWasp\Bitcoin\Script\Classifier\OutputClassifier; |
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use BitWasp\Bitcoin\Script\ScriptType; |
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use BitWasp\Bitcoin\Transaction\TransactionInput; |
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use Blocktrail\SDK\BlocktrailSDK; |
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use Blocktrail\SDK\Connection\Exceptions\EndpointSpecificError; |
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use Btccom\BitcoinCash\Address\CashAddress; |
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2 |
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2 |
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class BtccomConverter implements ConverterInterface { |
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/** |
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* @var BaseAddressCreator |
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2 |
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*/ |
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private $addrReader; |
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public function __construct(BaseAddressCreator $addrReader) { |
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$this->addrReader = $addrReader; |
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} |
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public function paginationParams($params) { |
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if (!$params) { |
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return $params; |
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} |
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1 |
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1 |
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if (isset($params['limit'])) { |
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$params['pagesize'] = $params['limit']; |
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} |
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1 |
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return $params; |
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} |
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public function getUrlForBlock($blockHash) { |
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return "block/{$blockHash}"; |
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} |
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public function getUrlForTransaction($txId) { |
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return "tx/{$txId}?verbose=3"; |
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} |
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public function getUrlForTransactions($txIds) { |
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return "tx/" . implode(",", $txIds) . "?verbose=3"; |
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} |
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public function getUrlForBlockTransaction($blockHash) { |
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return "block/{$blockHash}/tx?verbose=3"; |
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} |
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public function getUrlForAddress($address) { |
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return "address/{$address}"; |
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} |
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public function getUrlForAddressTransactions($address) { |
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return "address/{$address}/tx?verbose=3"; |
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} |
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public function getUrlForAddressUnspent($address) { |
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return "address/{$address}/unspent"; |
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} |
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public function getUrlForBatchAddressesUnspent($addresses) { |
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return "multi-address/" . \implode(",", $addresses) . "/unspent"; |
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} |
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public function getUrlForAllBlocks() { |
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return "block/list"; |
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} |
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public function handleErros($data) { |
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if (isset($data['err_no']) && $data['err_no'] > 0) { |
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throw new EndpointSpecificError($data['err_msg'], $data['err_no']); |
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} |
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} |
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public function convertBlock($res) { |
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$data = BlocktrailSDK::jsonDecode($res, true); |
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$this->handleErros($data); |
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return $this->_convertBlock($data['data']); |
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} |
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private function _convertBlock($blockData) { |
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return [ |
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"hash" => $blockData['hash'], |
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"version" => (string)$blockData['version'], |
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"height" => $blockData['height'], |
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"block_time" => self::utcTimestampToISODateStr($blockData['timestamp']), |
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"arrival_time" => self::utcTimestampToISODateStr($blockData['timestamp']), |
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"bits" => $blockData['bits'], |
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"nonce" => $blockData['nonce'], |
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"merkleroot" => $blockData['mrkl_root'], |
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"prev_block" => $blockData['prev_block_hash'], |
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"next_block" => $blockData['next_block_hash'], |
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"byte_size" => $blockData['stripped_size'], |
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"difficulty" => (int)\floor($blockData['difficulty']), |
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"transactions" => $blockData['tx_count'], |
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"reward_block" => $blockData['reward_block'], |
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"reward_fees" => $blockData['reward_fees'], |
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"created_at" => $blockData['created_at'], |
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"confirmations" => $blockData['confirmations'], |
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"is_orphan" => $blockData['is_orphan'], |
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"is_sw_block" => $blockData['is_sw_block'], |
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"weight" => $blockData['weight'], |
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"miningpool_name" => isset($blockData['miningpool_name']) ? $blockData['miningpool_name'] : null, |
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"miningpool_url" => isset($blockData['miningpool_url']) ? $blockData['miningpool_url'] : null, |
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"miningpool_slug" => isset($blockData['miningpool_slug']) ? $blockData['miningpool_slug'] : null |
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]; |
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} |
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public function convertBlocks($res) { |
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$data = BlocktrailSDK::jsonDecode($res, true); |
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$this->handleErros($data); |
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return [ |
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'data' => $data['data']['list'], |
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'current_page' => $data['data']['page'], |
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'per_page' => $data['data']['pagesize'], |
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'total' => $data['data']['total_count'], |
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]; |
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} |
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public function convertBlockTxs($res) { |
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$data = BlocktrailSDK::jsonDecode($res, true); |
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$this->handleErros($data); |
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$list = array_map(function ($tx) { |
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return $this->_convertTx($tx); |
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}, $data['data']['list']); |
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return [ |
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'data' => $list, |
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'current_page' => $data['data']['page'], |
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'per_page' => $data['data']['pagesize'], |
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'total' => $data['data']['total_count'], |
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]; |
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} |
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public function convertTx($res, $rawTx) { |
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$data = BlocktrailSDK::jsonDecode($res, true); |
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$this->handleErros($data); |
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return $this->_convertTx($data['data']); |
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} |
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public function convertTxs($res) { |
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$data = BlocktrailSDK::jsonDecode($res, true); |
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$this->handleErros($data); |
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return ['data' => array_map(function ($tx) { |
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return $this->_convertTx($tx); |
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}, $data['data'])]; |
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} |
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public function convertAddressTxs($res) { |
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$data = BlocktrailSDK::jsonDecode($res, true); |
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$this->handleErros($data); |
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$list = array_map(function ($tx) { |
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return $this->_convertTx($tx); |
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}, $data['data']['list']); |
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return [ |
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'data' => $list, |
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'current_page' => $data['data']['page'], |
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'per_page' => $data['data']['pagesize'], |
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'total' => $data['data']['total_count'], |
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]; |
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} |
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public function convertAddress($res) { |
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$data = BlocktrailSDK::jsonDecode($res, true); |
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$this->handleErros($data); |
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return [ |
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'address' => $data['data']['address'], |
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'hash160' => self::getBase58AddressHash160($data['data']['address']), |
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'balance' => $data['data']['balance'], |
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'received' => $data['data']['received'], |
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'sent' => $data['data']['sent'], |
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'transactions' => $data['data']['tx_count'], |
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'utxos' => $data['data']['unspent_tx_count'], |
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'unconfirmed_received' => $data['data']['unconfirmed_received'], |
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'unconfirmed_sent' => $data['data']['unconfirmed_sent'], |
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'unconfirmed_transactions' => $data['data']['unconfirmed_tx_count'], |
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'first_tx' => $data['data']['first_tx'], |
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'last_tx' => $data['data']['last_tx'], |
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]; |
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1 |
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} |
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1 |
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public function convertAddressUnspentOutputs($res, $address) { |
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$data = BlocktrailSDK::jsonDecode($res, true); |
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$this->handleErros($data); |
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1 |
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$spk = $this->addrReader->fromString($address)->getScriptPubKey(); |
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$type = (new OutputClassifier())->classify($spk); |
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$scriptAsm = $spk->getScriptParser()->getHumanReadable(); |
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$scriptHex = $spk->getHex(); |
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$list = array_map(function ($tx) use ($address, $type, $scriptAsm, $scriptHex) { |
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return $this->_convertUtxo($tx, $address, $type, $scriptAsm, $scriptHex); |
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}, $data['data']['list']); |
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return [ |
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'data' => $list, |
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'current_page' => $data['data']['page'], |
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'per_page' => $data['data']['pagesize'], |
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'total' => $data['data']['total_count'], |
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]; |
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} |
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215
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public function convertBatchAddressesUnspentOutputs($res) { |
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216
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$data = BlocktrailSDK::jsonDecode($res, true); |
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$this->handleErros($data); |
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219
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$list = []; |
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221
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foreach ($data['data'] as $row) { |
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if (!$row) { |
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continue; |
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} |
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225
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226
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$spk = $this->addrReader->fromString($row['address'])->getScriptPubKey(); |
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$type = (new OutputClassifier())->classify($spk); |
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$scriptAsm = $spk->getScriptParser()->getHumanReadable(); |
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$scriptHex = $spk->getHex(); |
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230
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231
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foreach ($row['list'] as $utxo) { |
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$list[] = $this->_convertUtxo($utxo, $row['address'], $type, $scriptAsm, $scriptHex); |
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} |
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234
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1 |
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} |
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1 |
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236
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1 |
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return [ |
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'data' => $list, |
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1 |
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'current_page' => null, |
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239
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1 |
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'per_page' => null, |
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240
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1 |
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'total' => count($list), |
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1 |
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]; |
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242
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} |
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243
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244
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private function _convertUtxo($utxo, $address, $type, $scriptAsm, $scriptHex) { |
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245
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2 |
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return [ |
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246
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2 |
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'hash' => $utxo['tx_hash'], |
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247
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2 |
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'confirmations' => $utxo['confirmations'], |
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248
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2 |
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'value' => $utxo['value'], |
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249
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2 |
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'index' => $utxo['tx_output_n'], |
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250
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2 |
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'address' => $address, |
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251
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2 |
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'type' => $type, |
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252
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2 |
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'script' => $scriptAsm, |
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253
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2 |
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'script_hex' => $scriptHex, |
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254
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2 |
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]; |
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255
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} |
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256
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2 |
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257
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1 |
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private function _convertTx($tx) { |
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258
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$data = []; |
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259
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2 |
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$data['size'] = $tx['vsize']; |
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260
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$data['hash'] = $tx['hash']; |
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261
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$data['block_height'] = $tx['block_height']; |
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262
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2 |
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$data['block_time'] = |
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263
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2 |
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$data['time'] = self::utcTimestampToISODateStr($tx['block_time']); |
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264
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2 |
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$data['block_hash'] = isset($tx['block_hash']) ? $tx['block_hash'] : null; |
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265
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2 |
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$data['confirmations'] = $tx['confirmations']; |
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266
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2 |
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$data['is_coinbase'] = $tx['is_coinbase']; |
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267
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2 |
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268
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2 |
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if ($data['is_coinbase']) { |
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269
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2 |
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$totalInputValue = $tx['outputs'][0]['value'] - $tx['fee']; |
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270
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} else { |
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271
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2 |
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$totalInputValue = $tx['inputs_value']; |
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272
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2 |
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} |
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273
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274
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$data['total_input_value'] = $totalInputValue; |
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275
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$data['total_output_value'] = array_reduce($tx['outputs'], function ($total, $output) { |
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276
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2 |
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return $total + $output['value']; |
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277
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2 |
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}, 0); |
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278
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1 |
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$data['total_fee'] = $tx['fee']; |
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279
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1 |
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$data['inputs'] = []; |
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280
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1 |
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$data['outputs'] = []; |
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281
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1 |
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$data['opt_in_rbf'] = false; |
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282
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283
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2 |
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foreach ($tx['inputs'] as $inputIdx => $input) { |
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284
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2 |
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if ($input['sequence'] < TransactionInput::SEQUENCE_FINAL - 1) { |
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285
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2 |
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$data['opt_in_rbf'] = true; |
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286
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2 |
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} |
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287
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288
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if ($data['is_coinbase'] && $input['prev_position'] === -1 && |
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289
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2 |
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$input['prev_tx_hash'] === "0000000000000000000000000000000000000000000000000000000000000000") { |
|
290
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2 |
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$scriptType = "coinbase"; |
|
291
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2 |
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$inputTxid = null; |
|
292
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2 |
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$inputValue = $totalInputValue; |
|
293
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2 |
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$outpointIdx = 0; |
|
294
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2 |
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} else { |
|
295
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2 |
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$scriptType = $input['prev_type']; |
|
296
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2 |
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$inputValue = $input['prev_value']; |
|
297
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2 |
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$inputTxid = $input['prev_tx_hash']; |
|
298
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$outpointIdx = $input['prev_position']; |
|
299
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} |
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300
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|
|
301
|
|
|
$data['inputs'][] = [ |
|
302
|
2 |
|
'index' => (int)$inputIdx, |
|
303
|
2 |
|
'output_hash' => $inputTxid, |
|
304
|
2 |
|
'output_index' => $outpointIdx, |
|
305
|
2 |
|
'value' => $inputValue, |
|
306
|
2 |
|
'sequence' => $input['sequence'], |
|
307
|
2 |
|
'address' => self::flattenAddresses($input['prev_addresses'], $scriptType), |
|
308
|
2 |
|
'type' => self::convertBtccomOutputScriptType($scriptType), |
|
309
|
2 |
|
'script_signature' => $input['script_hex'], |
|
310
|
2 |
|
]; |
|
311
|
2 |
|
} |
|
312
|
|
|
|
|
313
|
|
|
|
|
314
|
|
|
foreach ($tx['outputs'] as $outIdx => $output) { |
|
315
|
2 |
|
$data['outputs'][] = [ |
|
316
|
2 |
|
'index' => (int)$outIdx, |
|
317
|
|
|
'value' => $output['value'], |
|
318
|
2 |
|
'address' => self::flattenAddresses($output['addresses'], $output['type']), |
|
319
|
2 |
|
'type' => self::convertBtccomOutputScriptType($output['type']), |
|
320
|
2 |
|
'script' => self::prettifyAsm($output['script_asm']), |
|
321
|
|
|
'script_hex' => $output['script_hex'], |
|
322
|
|
|
'spent_hash' => $output['spent_by_tx'], |
|
323
|
|
|
'spent_index' => $output['spent_by_tx_position'], |
|
324
|
|
|
]; |
|
325
|
|
|
} |
|
326
|
|
|
|
|
327
|
|
|
$data['size'] = $tx['size']; |
|
328
|
|
|
$data['is_double_spend'] = $tx['is_double_spend']; |
|
329
|
2 |
|
|
|
330
|
2 |
|
$data['lock_time_timestamp'] = null; |
|
331
|
2 |
|
$data['lock_time_block_height'] = null; |
|
332
|
2 |
|
if ($tx['lock_time']) { |
|
333
|
2 |
|
if ($tx['lock_time'] < 5000000) { |
|
334
|
2 |
|
$data['lock_time_block_height'] = $tx['lock_time']; |
|
335
|
|
|
} else { |
|
336
|
2 |
|
$data['lock_time_timestamp'] = $tx['lock_time']; |
|
337
|
|
|
} |
|
338
|
|
|
} |
|
339
|
2 |
|
|
|
340
|
2 |
|
// Extra fields from Btc.com |
|
341
|
1 |
|
$data['is_sw_tx'] = $tx['is_sw_tx']; |
|
342
|
|
|
$data['weight'] = $tx['weight']; |
|
343
|
|
|
$data['witness_hash'] = $tx['witness_hash']; |
|
344
|
2 |
|
$data['lock_time'] = $tx['lock_time']; |
|
345
|
1 |
|
$data['sigops'] = $tx['sigops']; |
|
346
|
2 |
|
$data['version'] = $tx['version']; |
|
347
|
2 |
|
|
|
348
|
|
|
return $data; |
|
349
|
|
|
} |
|
350
|
|
|
|
|
351
|
|
|
protected static function flattenAddresses($addresses, $type = null) { |
|
352
|
|
|
if ($type && in_array($type, ["P2WSH_V0", "P2WPKH"])) { |
|
353
|
2 |
|
return null; |
|
354
|
|
|
} |
|
355
|
2 |
|
|
|
356
|
1 |
|
if (!$addresses) { |
|
357
|
2 |
|
return null; |
|
358
|
1 |
|
} else if (count($addresses) === 1) { |
|
359
|
2 |
|
return $addresses[0]; |
|
360
|
1 |
|
} else { |
|
361
|
2 |
|
return $addresses; |
|
362
|
1 |
|
} |
|
363
|
1 |
|
} |
|
364
|
|
|
|
|
365
|
1 |
|
protected static function convertBtccomOutputScriptType($scriptType) { |
|
366
|
|
|
switch ($scriptType) { |
|
367
|
1 |
|
case "P2PKH_PUBKEY": |
|
368
|
1 |
|
return "pubkey"; |
|
369
|
|
|
case "P2PKH": |
|
370
|
|
|
return "pubkeyhash"; |
|
371
|
|
|
case "P2SH": |
|
372
|
|
|
return "scripthash"; |
|
373
|
|
|
case "P2WSH_V0": |
|
374
|
|
|
return "unknown"; |
|
375
|
|
|
case "P2WPKH": |
|
376
|
|
|
return "unknown"; |
|
377
|
|
|
case "NULL_DATA": |
|
378
|
|
|
return "op_return"; |
|
379
|
|
|
case "coinbase": |
|
380
|
|
|
return "coinbase"; |
|
381
|
|
|
default: |
|
382
|
|
|
throw new \Exception("Not implemented yet, script type: {$scriptType}"); |
|
383
|
|
|
} |
|
384
|
|
|
} |
|
385
|
|
|
|
|
386
|
|
|
protected static function convertBitwaspScriptType($scriptType) { |
|
387
|
|
|
switch ($scriptType) { |
|
388
|
|
|
case ScriptType::P2PK: |
|
389
|
|
|
return "pubkey"; |
|
390
|
|
|
case ScriptType::P2PKH: |
|
391
|
|
|
return "pubkeyhash"; |
|
392
|
|
|
case ScriptType::NULLDATA: |
|
393
|
|
|
return "op_return"; |
|
394
|
|
|
case ScriptType::P2SH: |
|
395
|
|
|
return "scripthash"; |
|
396
|
|
|
case ScriptType::P2WSH: |
|
397
|
2 |
|
return "witnessscripthash"; |
|
398
|
2 |
|
case ScriptType::P2WKH: |
|
399
|
|
|
return "witnesspubkeyhash"; |
|
400
|
|
|
case ScriptType::MULTISIG: |
|
401
|
|
|
case ScriptType::WITNESS_COINBASE_COMMITMENT: |
|
402
|
2 |
|
case ScriptType::NONSTANDARD: |
|
403
|
|
|
return "unknown"; |
|
404
|
|
|
default: |
|
405
|
3 |
|
throw new \Exception("Not implemented yet, script type: {$scriptType}"); |
|
406
|
3 |
|
} |
|
407
|
|
|
} |
|
408
|
|
|
|
|
409
|
1 |
|
protected static function prettifyAsm($asm) { |
|
410
|
|
|
if (!$asm) { |
|
411
|
1 |
|
return $asm; |
|
412
|
|
|
} |
|
413
|
|
|
|
|
414
|
|
|
return preg_replace("/^0 /", "OP_0 ", $asm); |
|
415
|
|
|
} |
|
416
|
|
|
|
|
417
|
|
|
protected static function utcTimestampToISODateStr($time) { |
|
418
|
|
|
return (new \DateTime("@{$time}"))->format(\DATE_ISO8601); |
|
419
|
|
|
} |
|
420
|
|
|
|
|
421
|
|
|
private function getBase58AddressHash160($addr) { |
|
422
|
|
|
try { |
|
423
|
|
|
$obj = $this->addrReader->fromString($addr); |
|
424
|
|
|
if ($obj instanceof PayToPubKeyHashAddress || $obj instanceof ScriptHashAddress) { |
|
425
|
|
|
return \strtoupper($obj->getHash()->getHex()); |
|
426
|
|
|
} |
|
427
|
|
|
if ($obj instanceof CashAddress && ($obj->getType() == ScriptType::P2PKH || $obj->getType() == ScriptType::P2SH)) { |
|
428
|
|
|
return \strtoupper($obj->getHash()->getHex()); |
|
429
|
|
|
} |
|
430
|
|
|
} catch (\Exception $e) { |
|
431
|
|
|
// allow fallthrough, don't know this address type |
|
432
|
|
|
} |
|
433
|
|
|
|
|
434
|
|
|
return null; |
|
435
|
|
|
} |
|
436
|
|
|
} |
|
437
|
|
|
|
blocktrail /
blocktrail-sdk-php
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