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Текущая директория: /opt/BitGoJS/modules/sdk-coin-xrp/dist/src

Просмотр файла: ripple.js

"use strict";
/**
 * @hidden
 */
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    var desc = Object.getOwnPropertyDescriptor(m, k);
    if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
      desc = { enumerable: true, get: function() { return m[k]; } };
    }
    Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
    if (k2 === undefined) k2 = k;
    o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
    Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
    o["default"] = v;
});
var __importStar = (this && this.__importStar) || (function () {
    var ownKeys = function(o) {
        ownKeys = Object.getOwnPropertyNames || function (o) {
            var ar = [];
            for (var k in o) if (Object.prototype.hasOwnProperty.call(o, k)) ar[ar.length] = k;
            return ar;
        };
        return ownKeys(o);
    };
    return function (mod) {
        if (mod && mod.__esModule) return mod;
        var result = {};
        if (mod != null) for (var k = ownKeys(mod), i = 0; i < k.length; i++) if (k[i] !== "default") __createBinding(result, mod, k[i]);
        __setModuleDefault(result, mod);
        return result;
    };
})();
/**
 */
const rippleKeypairs = __importStar(require("ripple-keypairs"));
const xrpl = __importStar(require("xrpl"));
const secp256k1_1 = require("@bitgo/secp256k1");
const binary = __importStar(require("ripple-binary-codec"));
function computeSignature(tx, privateKey, signAs) {
    const signingData = signAs ? binary.encodeForMultisigning(tx, signAs) : binary.encodeForSigning(tx);
    return rippleKeypairs.sign(signingData, privateKey);
}
/**
 * Sign Ripple transaction with a secp256k1 private key
 * @param txHex
 * @param privateKey
 * @param options
 * @returns {{signedTransaction: *, id}}
 */
const signWithPrivateKey = function (txHex, privateKey, options) {
    let privateKeyBuffer = Buffer.from(privateKey, 'hex');
    if (privateKeyBuffer.length === 33 && privateKeyBuffer[0] === 0) {
        privateKeyBuffer = privateKeyBuffer.slice(1, 33);
    }
    const publicKey = secp256k1_1.ECPair.fromPrivateKey(privateKeyBuffer).publicKey.toString('hex').toUpperCase();
    let tx;
    try {
        tx = binary.decode(txHex);
    }
    catch (e) {
        try {
            tx = JSON.parse(txHex);
        }
        catch (e) {
            throw new Error('txHex needs to be either hex or JSON string for XRP');
        }
    }
    tx.SigningPubKey = options && options.signAs ? '' : publicKey;
    if (options && options.signAs) {
        const expectedSigner = rippleKeypairs.deriveAddress(publicKey);
        if (options.signAs !== expectedSigner) {
            throw new Error('signAs does not match private key');
        }
        const signer = {
            Account: options.signAs,
            SigningPubKey: publicKey,
            TxnSignature: computeSignature(tx, privateKey, options.signAs),
        };
        // Ordering of private key signing matters, or the Ripple fullnode will throw an 'Unsorted Signers array' error.
        // Additional signers must be added to the front of the signers array list.
        if (tx.TxnSignature || tx.Signers) {
            tx.Signers.unshift({ Signer: signer });
        }
        else {
            tx.Signers = [{ Signer: signer }];
        }
    }
    else {
        tx.TxnSignature = computeSignature(tx, privateKey, undefined);
    }
    const serialized = binary.encode(tx);
    return {
        signedTransaction: serialized,
        id: xrpl.hashes.hashSignedTx(serialized),
    };
};
module.exports = { ...xrpl, signWithPrivateKey };
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