test-triam-base-contract
Version:
Low level triam smart cotnract support library
326 lines (262 loc) • 9.71 kB
JavaScript
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.Keypair = undefined;
var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
var _network = require("./network");
var _signing = require("./signing");
var _base = require("./base58");
var base58 = _interopRequireWildcard(_base);
var _strkey = require("./strkey");
var _stellarXdr_generated = require("./generated/stellar-xdr_generated");
var _stellarXdr_generated2 = _interopRequireDefault(_stellarXdr_generated);
var _tweetnacl = require("tweetnacl");
var _tweetnacl2 = _interopRequireDefault(_tweetnacl);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) newObj[key] = obj[key]; } } newObj.default = obj; return newObj; } }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
/**
* `Keypair` represents public (and secret) keys of the account.
*
* Currently `Keypair` only supports ed25519 but in a future this class can be abstraction layer for other
* public-key signature systems.
*
* Use more convenient methods to create `Keypair` object:
* * `{@link Keypair.fromPublicKey}`
* * `{@link Keypair.fromSecret}`
* * `{@link Keypair.random}`
*
* @constructor
* @param {object} keys At least one of keys must be provided.
* @param {string} keys.type Public-key signature system name. (currently only `ed25519` keys are supported)
* @param {Buffer} [keys.publicKey] Raw public key
* @param {Buffer} [keys.secretKey] Raw secret key (32-byte secret seed in ed25519`)
*/
var Keypair = exports.Keypair = function () {
function Keypair(keys) {
_classCallCheck(this, Keypair);
if (keys.type != "ed25519" && keys.type != "contract") {
throw new Error("Invalid keys type");
}
this.type = keys.type;
if (keys.secretKey) {
keys.secretKey = Buffer.from(keys.secretKey);
if (keys.secretKey.length != 32) {
throw new Error("secretKey length is invalid");
}
var secretKeyUint8 = new Uint8Array(keys.secretKey);
var naclKeys = _tweetnacl2.default.sign.keyPair.fromSeed(secretKeyUint8);
this._secretSeed = keys.secretKey;
this._secretKey = Buffer.from(naclKeys.secretKey);
this._publicKey = Buffer.from(naclKeys.publicKey);
if (keys.publicKey && !this._publicKey.equals(Buffer.from(keys.publicKey))) {
throw new Error("secretKey does not match publicKey");
}
} else if (keys.publicKey) {
this._publicKey = Buffer.from(keys.publicKey);
if (this._publicKey.length != 32) {
throw new Error("publicKey length is invalid");
}
} else {
this._publicKey = Buffer.from(keys.contractKey);
if (this._publicKey.length != 32) {
throw new Error("publicKey length is invalid");
}
}
}
/**
* Creates a new `Keypair` instance from secret. This can either be secret key or secret seed depending
* on underlying public-key signature system. Currently `Keypair` only supports ed25519.
* @param {string} secret secret key (ex. `SDAKFNYEIAORZKKCYRILFQKLLOCNPL5SWJ3YY5NM3ZH6GJSZGXHZEPQS`)
* @returns {Keypair}
*/
_createClass(Keypair, [{
key: "xdrAccountId",
value: function xdrAccountId() {
return new _stellarXdr_generated2.default.AccountId.publicKeyTypeEd25519(this._publicKey);
}
// thuannd start
}, {
key: "xdrContractId",
value: function xdrContractId() {
return new _stellarXdr_generated2.default.ContractId.publicKeyTypeContract(this._publicKey);
}
// thuannd end
}, {
key: "xdrPublicKey",
value: function xdrPublicKey() {
return new _stellarXdr_generated2.default.PublicKey.publicKeyTypeEd25519(this._publicKey);
}
/**
* Returns raw public key
* @returns {Buffer}
*/
}, {
key: "rawPublicKey",
value: function rawPublicKey() {
return this._publicKey;
}
}, {
key: "signatureHint",
value: function signatureHint() {
var a = this.xdrAccountId().toXDR();
return a.slice(a.length - 4);
}
/**
* Returns public key associated with this `Keypair` object.
* @returns {string}
*/
}, {
key: "publicKey",
value: function publicKey() {
return _strkey.StrKey.encodeEd25519PublicKey(this._publicKey);
}
/**
* Returns secret key associated with this `Keypair` object
* @returns {string}
*/
}, {
key: "secret",
value: function secret() {
if (!this._secretSeed) {
throw new Error("no secret key available");
}
if (this.type == 'ed25519') {
return _strkey.StrKey.encodeEd25519SecretSeed(this._secretSeed);
}
throw new Error("Invalid Keypair type");
}
/**
* Returns raw secret key.
* @returns {Buffer}
*/
}, {
key: "rawSecretKey",
value: function rawSecretKey() {
return this._secretSeed;
}
/**
* Returns `true` if this `Keypair` object contains secret key and can sign.
* @returns {boolean}
*/
}, {
key: "canSign",
value: function canSign() {
return !!this._secretKey;
}
/**
* Signs data.
* @param {Buffer} data Data to sign
* @returns {Buffer}
*/
}, {
key: "sign",
value: function sign(data) {
if (!this.canSign()) {
throw new Error("cannot sign: no secret key available");
}
return (0, _signing.sign)(data, this._secretKey);
}
/**
* Verifies if `signature` for `data` is valid.
* @param {Buffer} data Signed data
* @param {Buffer} signature Signature
* @returns {boolean}
*/
}, {
key: "verify",
value: function verify(data, signature) {
return (0, _signing.verify)(data, signature, this._publicKey);
}
}, {
key: "signDecorated",
value: function signDecorated(data) {
var signature = this.sign(data);
var hint = this.signatureHint();
return new _stellarXdr_generated2.default.DecoratedSignature({ hint: hint, signature: signature });
}
}], [{
key: "fromSecret",
value: function fromSecret(secret) {
var rawSecret = _strkey.StrKey.decodeEd25519SecretSeed(secret);
return this.fromRawEd25519Seed(rawSecret);
}
/**
* Base58 address encoding is **DEPRECATED**! Use this method only for transition to strkey encoding.
* @param {string} seed Base58 secret seed
* @deprecated Use {@link Keypair.fromSecret}
* @returns {Keypair}
*/
}, {
key: "fromBase58Seed",
value: function fromBase58Seed(seed) {
var rawSeed = base58.decodeBase58Check("seed", seed);
return this.fromRawEd25519Seed(rawSeed);
}
/**
* Creates a new `Keypair` object from ed25519 secret key seed raw bytes.
*
* @param {Buffer} rawSeed Raw 32-byte ed25519 secret key seed
* @returns {Keypair}
*/
}, {
key: "fromRawEd25519Seed",
value: function fromRawEd25519Seed(rawSeed) {
return new this({ type: 'ed25519', secretKey: rawSeed });
}
/**
* Returns `Keypair` object representing network master key.
* @returns {Keypair}
*/
}, {
key: "master",
value: function master() {
if (_network.Network.current() === null) {
throw new Error("No network selected. Use `Network.use`, `Network.usePublicNetwork` or `Network.useTestNetwork` helper methods to select network.");
}
return this.fromRawEd25519Seed(_network.Network.current().networkId());
}
/**
* Creates a new `Keypair` object from public key.
* @param {string} publicKey public key (ex. `GB3KJPLFUYN5VL6R3GU3EGCGVCKFDSD7BEDX42HWG5BWFKB3KQGJJRMA`)
* @returns {Keypair}
*/
}, {
key: "fromPublicKey",
value: function fromPublicKey(publicKey) {
publicKey = _strkey.StrKey.decodeEd25519PublicKey(publicKey);
if (publicKey.length !== 32) {
throw new Error('Invalid Stellar public key');
}
return new this({ type: 'ed25519', publicKey: publicKey });
}
// thuannd start
/**
* Creates a new `Keypair` object from contract key.
* @param {string} contractKey contract key (ex. `CB3KJPLFUYN5VL6R3GU3EGCGVCKFDSD7BEDX42HWG5BWFKB3KQGJJRMA`)
* @returns {Keypair}
*/
}, {
key: "fromContractKey",
value: function fromContractKey(contractKey) {
contractKey = _strkey.StrKey.decodeContractKey(contractKey);
if (contractKey.length !== 32) {
throw new Error('Invalid Stellar contract key');
}
return new this({ type: 'contract', contractKey: contractKey });
}
// thuannd end
/**
* Create a random `Keypair` object.
* @returns {Keypair}
*/
}, {
key: "random",
value: function random() {
var secret = _tweetnacl2.default.randomBytes(32);
return this.fromRawEd25519Seed(secret);
}
}]);
return Keypair;
}();