@unstoppabledomains/resolution
Version:
Domain Resolution for blockchain domains
745 lines (744 loc) • 37.1 kB
JavaScript
"use strict";
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};
Object.defineProperty(exports, "__esModule", { value: true });
var types_1 = require("./types");
var resolutionError_1 = __importStar(require("./errors/resolutionError"));
var utils_1 = require("./utils");
var publicTypes_1 = require("./types/publicTypes");
var TwitterSignatureValidator_1 = require("./utils/TwitterSignatureValidator");
var FetchProvider_1 = __importDefault(require("./FetchProvider"));
var namehash_1 = require("./utils/namehash");
var NamingService_1 = require("./NamingService");
var configurationError_1 = __importStar(require("./errors/configurationError"));
var UnsInternal_1 = __importDefault(require("./UnsInternal"));
var Networking_1 = __importDefault(require("./utils/Networking"));
var resolver_keys_json_1 = __importDefault(require("./config/resolver-keys.json"));
var ensureValidSourceConfig = function (source) {
var _a;
if (!source.locations ||
!source.locations.Layer1 ||
!source.locations.Layer2) {
throw new configurationError_1.default(configurationError_1.ConfigurationErrorCode.NetworkConfigMissing, {
method: publicTypes_1.NamingServiceName.UNS,
config: !((_a = source === null || source === void 0 ? void 0 : source.locations) === null || _a === void 0 ? void 0 : _a.Layer1) ? 'Layer1' : 'Layer2',
});
}
var layer1Config = source.locations.Layer1;
if (!layer1Config['url'] && !layer1Config['provider']) {
throw new configurationError_1.default(configurationError_1.ConfigurationErrorCode.NetworkConfigMissing, {
method: publicTypes_1.NamingServiceName.UNS,
config: 'Layer1.url',
});
}
var layer2Config = source.locations.Layer2;
if (!layer2Config['url'] && !layer2Config['provider']) {
throw new configurationError_1.default(configurationError_1.ConfigurationErrorCode.NetworkConfigMissing, {
method: publicTypes_1.NamingServiceName.UNS,
config: 'Layer2.url',
});
}
return;
};
/**
* @internal
*/
var Uns = /** @class */ (function (_super) {
__extends(Uns, _super);
function Uns(source) {
var _this = this;
var _a, _b;
_this = _super.call(this) || this;
_this.name = publicTypes_1.NamingServiceName.UNS;
if (source) {
ensureValidSourceConfig(source);
}
else {
source = {
locations: {
Layer1: {
url: '',
network: 'mainnet',
},
Layer2: {
url: '',
network: 'polygon-mainnet',
},
},
};
}
_this.unsl1 = new UnsInternal_1.default(publicTypes_1.UnsLocation.Layer1, source.locations.Layer1, (_a = source.locations.Layer1.blockchain) !== null && _a !== void 0 ? _a : publicTypes_1.BlockchainType.ETH);
_this.unsl2 = new UnsInternal_1.default(publicTypes_1.UnsLocation.Layer2, source.locations.Layer2, (_b = source.locations.Layer2.blockchain) !== null && _b !== void 0 ? _b : publicTypes_1.BlockchainType.POL);
return _this;
}
Uns.autoNetwork = function (config) {
return __awaiter(this, void 0, void 0, function () {
var providerLayer1, providerLayer2, networkIdLayer1, networkIdLayer2, networkNameLayer1, networkNameLayer2;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if ((0, types_1.hasProvider)(config.locations.Layer1) &&
(0, types_1.hasProvider)(config.locations.Layer2)) {
providerLayer1 = config.locations.Layer1.provider;
providerLayer2 = config.locations.Layer2.provider;
}
else {
if (!config.locations.Layer1['url'] || !config.locations.Layer2['url']) {
throw new configurationError_1.default(configurationError_1.ConfigurationErrorCode.UnspecifiedUrl, {
method: publicTypes_1.NamingServiceName.UNS,
});
}
providerLayer1 = FetchProvider_1.default.factory(publicTypes_1.NamingServiceName.UNS, config.locations.Layer1['url']);
providerLayer2 = FetchProvider_1.default.factory(publicTypes_1.NamingServiceName.UNS, config.locations.Layer2['url']);
}
return [4 /*yield*/, providerLayer1.request({
method: 'net_version',
})];
case 1:
networkIdLayer1 = (_a.sent());
return [4 /*yield*/, providerLayer2.request({
method: 'net_version',
})];
case 2:
networkIdLayer2 = (_a.sent());
networkNameLayer1 = utils_1.EthereumNetworksInverted[networkIdLayer1];
networkNameLayer2 = utils_1.EthereumNetworksInverted[networkIdLayer2];
if (!networkNameLayer1 ||
!types_1.UnsSupportedNetwork.guard(networkNameLayer1) ||
!networkNameLayer2 ||
!types_1.UnsSupportedNetwork.guard(networkNameLayer2)) {
throw new configurationError_1.default(configurationError_1.ConfigurationErrorCode.UnsupportedNetwork, {
method: publicTypes_1.NamingServiceName.UNS,
});
}
return [2 /*return*/, new this({
locations: {
Layer1: { network: networkNameLayer1, provider: providerLayer1 },
Layer2: { network: networkNameLayer2, provider: providerLayer2 },
},
})];
}
});
});
};
Uns.prototype.namehash = function (domain) {
if (!this.checkDomain(domain)) {
throw new resolutionError_1.default(resolutionError_1.ResolutionErrorCode.UnsupportedDomain, {
domain: domain,
});
}
return (0, namehash_1.eip137Namehash)(domain);
};
Uns.prototype.childhash = function (parentHash, label) {
return (0, namehash_1.eip137Childhash)(parentHash, label);
};
Uns.prototype.isSupportedDomain = function (domain) {
return __awaiter(this, void 0, void 0, function () {
var tld, _a, existsL1, existsL2;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
if (!this.checkDomain(domain)) {
return [2 /*return*/, false];
}
tld = domain.split('.').pop();
if (!tld) {
return [2 /*return*/, false];
}
return [4 /*yield*/, Promise.all([
this.unsl1.exists(tld),
this.unsl2.exists(tld),
])];
case 1:
_a = _b.sent(), existsL1 = _a[0], existsL2 = _a[1];
return [2 /*return*/, existsL1 || existsL2];
}
});
});
};
Uns.prototype.owner = function (domain) {
return __awaiter(this, void 0, void 0, function () {
var tokenId, data;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
tokenId = this.namehash(domain);
return [4 /*yield*/, this.get(tokenId, [])];
case 1:
data = _a.sent();
if ((0, utils_1.isNullAddress)(data.owner)) {
throw new resolutionError_1.default(resolutionError_1.ResolutionErrorCode.UnregisteredDomain, {
domain: domain,
});
}
return [2 /*return*/, data.owner];
}
});
});
};
Uns.prototype.resolver = function (domain) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.getVerifiedData(domain)];
case 1: return [2 /*return*/, (_a.sent()).resolver];
}
});
});
};
Uns.prototype.record = function (domain, key) {
return __awaiter(this, void 0, void 0, function () {
var returnee;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.records(domain, [key])];
case 1:
returnee = (_a.sent())[key];
if (!returnee) {
throw new resolutionError_1.default(resolutionError_1.ResolutionErrorCode.RecordNotFound, {
recordName: key,
domain: domain,
});
}
return [2 /*return*/, returnee];
}
});
});
};
Uns.prototype.records = function (domain, keys) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.getVerifiedData(domain, keys)];
case 1: return [2 /*return*/, (_a.sent()).records];
}
});
});
};
Uns.prototype.allRecords = function (domain) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
return [2 /*return*/, this.records(domain, __spreadArray([], Object.keys(resolver_keys_json_1.default.keys), true))];
});
});
};
Uns.prototype.twitter = function (domain) {
return __awaiter(this, void 0, void 0, function () {
var tokenId, keys, data, records, location, validationSignature, twitterHandle, owner;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
tokenId = this.namehash(domain);
keys = [
'validation.social.twitter.username',
'social.twitter.username',
];
return [4 /*yield*/, this.getVerifiedData(domain, keys)];
case 1:
data = _a.sent();
records = data.records, location = data.location;
validationSignature = records['validation.social.twitter.username'];
twitterHandle = records['social.twitter.username'];
if ((0, utils_1.isNullAddress)(validationSignature)) {
throw new resolutionError_1.default(resolutionError_1.ResolutionErrorCode.RecordNotFound, {
domain: domain,
location: location,
recordName: 'validation.social.twitter.username',
});
}
if (!twitterHandle) {
throw new resolutionError_1.default(resolutionError_1.ResolutionErrorCode.RecordNotFound, {
domain: domain,
location: location,
recordName: 'social.twitter.username',
});
}
owner = data.owner;
if (!(0, TwitterSignatureValidator_1.isValidTwitterSignature)({
tokenId: tokenId,
owner: owner,
twitterHandle: twitterHandle,
validationSignature: validationSignature,
})) {
throw new resolutionError_1.default(resolutionError_1.ResolutionErrorCode.InvalidTwitterVerification, {
domain: domain,
});
}
return [2 /*return*/, twitterHandle];
}
});
});
};
Uns.prototype.reverse = function (address, currencyTicker) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
throw new resolutionError_1.default(resolutionError_1.ResolutionErrorCode.UnsupportedMethod, {
methodName: 'reverse',
});
});
});
};
Uns.prototype.isRegistered = function (domain) {
return __awaiter(this, void 0, void 0, function () {
var tokenId, data;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
tokenId = this.namehash(domain);
return [4 /*yield*/, this.get(tokenId, [])];
case 1:
data = _a.sent();
return [2 /*return*/, !(0, utils_1.isNullAddress)(data.owner)];
}
});
});
};
Uns.prototype.getTokenUri = function (tokenId) {
var e_1, _a;
return __awaiter(this, void 0, void 0, function () {
var _b, _c, result, tokenUri, e_1_1;
var _this = this;
return __generator(this, function (_d) {
switch (_d.label) {
case 0:
_d.trys.push([0, 5, 6, 11]);
_b = __asyncValues([
(0, utils_1.wrapResult)(function () { return _this.unsl2.getTokenUri(tokenId); }),
(0, utils_1.wrapResult)(function () { return _this.unsl1.getTokenUri(tokenId); }),
]);
_d.label = 1;
case 1: return [4 /*yield*/, _b.next()];
case 2:
if (!(_c = _d.sent(), !_c.done)) return [3 /*break*/, 4];
result = _c.value;
tokenUri = (0, utils_1.unwrapResult)(result);
if (tokenUri) {
return [2 /*return*/, tokenUri];
}
_d.label = 3;
case 3: return [3 /*break*/, 1];
case 4: return [3 /*break*/, 11];
case 5:
e_1_1 = _d.sent();
e_1 = { error: e_1_1 };
return [3 /*break*/, 11];
case 6:
_d.trys.push([6, , 9, 10]);
if (!(_c && !_c.done && (_a = _b.return))) return [3 /*break*/, 8];
return [4 /*yield*/, _a.call(_b)];
case 7:
_d.sent();
_d.label = 8;
case 8: return [3 /*break*/, 10];
case 9:
if (e_1) throw e_1.error;
return [7 /*endfinally*/];
case 10: return [7 /*endfinally*/];
case 11:
// Note: if a token doesn't exist, ProxyReader returns an empty string. If both responses are empty,
// we know for sure that the domain isn't registered.
throw new resolutionError_1.default(resolutionError_1.ResolutionErrorCode.UnregisteredDomain, {
domain: "with tokenId ".concat(tokenId),
});
}
});
});
};
Uns.prototype.isAvailable = function (domain) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.isRegistered(domain)];
case 1: return [2 /*return*/, !(_a.sent())];
}
});
});
};
Uns.prototype.registryAddress = function (domainOrNamehash) {
return __awaiter(this, void 0, void 0, function () {
var _a, resultOrErrorL1, resultOrErrorL2;
return __generator(this, function (_b) {
switch (_b.label) {
case 0: return [4 /*yield*/, Promise.all([
this.unsl1.registryAddress(domainOrNamehash).catch(function (err) { return err; }),
this.unsl2.registryAddress(domainOrNamehash).catch(function (err) { return err; }),
])];
case 1:
_a = _b.sent(), resultOrErrorL1 = _a[0], resultOrErrorL2 = _a[1];
if (resultOrErrorL2 instanceof Error) {
validResolutionErrorOrThrow(resultOrErrorL2, resolutionError_1.ResolutionErrorCode.UnregisteredDomain);
}
else if (!(0, utils_1.isNullAddress)(resultOrErrorL2)) {
return [2 /*return*/, resultOrErrorL2];
}
return [2 /*return*/, validResultOrThrow(resultOrErrorL1)];
}
});
});
};
Uns.prototype.locations = function (domains) {
return __awaiter(this, void 0, void 0, function () {
var _a, resultL1, resultL2, nonEmptyRecordsFromL2;
return __generator(this, function (_b) {
switch (_b.label) {
case 0: return [4 /*yield*/, Promise.all([
this.unsl1.locations(domains),
this.unsl2.locations(domains),
])];
case 1:
_a = _b.sent(), resultL1 = _a[0], resultL2 = _a[1];
nonEmptyRecordsFromL2 = Object.keys(resultL2)
.filter(function (k) { return resultL2[k] != null; })
.reduce(function (a, k) {
var _a;
return (__assign(__assign({}, a), (_a = {}, _a[k] = resultL2[k], _a)));
}, {});
return [2 /*return*/, __assign(__assign({}, resultL1), nonEmptyRecordsFromL2)];
}
});
});
};
Uns.prototype.reverseOf = function (addr, location) {
return __awaiter(this, void 0, void 0, function () {
var _a, resultOrErrorL1, resultOrErrorL2, reverseL1, reverseL2, reversedL1, reversedL2;
return __generator(this, function (_b) {
switch (_b.label) {
case 0: return [4 /*yield*/, Promise.all([
this.unsl1.reverseOf(addr).catch(function (err) { return err; }),
this.unsl2.reverseOf(addr).catch(function (err) { return err; }),
])];
case 1:
_a = _b.sent(), resultOrErrorL1 = _a[0], resultOrErrorL2 = _a[1];
reverseL1 = function () {
validResultOrThrow(resultOrErrorL1);
if (resultOrErrorL1._hex !== '0x00') {
return (0, namehash_1.fromHexStringToDecimals)(resultOrErrorL1._hex);
}
else {
return null;
}
};
reverseL2 = function () {
validResultOrThrow(resultOrErrorL2);
if (resultOrErrorL2._hex !== '0x00') {
return (0, namehash_1.fromHexStringToDecimals)(resultOrErrorL2._hex);
}
else {
return null;
}
};
if (location === publicTypes_1.UnsLocation.Layer1) {
return [2 /*return*/, reverseL1()];
}
if (location === publicTypes_1.UnsLocation.Layer2) {
return [2 /*return*/, reverseL2()];
}
reversedL1 = reverseL1();
if (reversedL1) {
return [2 /*return*/, reversedL1];
}
reversedL2 = reverseL2();
if (reversedL2) {
return [2 /*return*/, reversedL2];
}
return [2 /*return*/, null];
}
});
});
};
Uns.prototype.getAddress = function (domain, network, token) {
return __awaiter(this, void 0, void 0, function () {
var _a, resultOrErrorL1, resultOrErrorL2, addressL1, addressL2, reversedL2, reversedL1;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
network = network.toUpperCase();
token = token.toUpperCase();
return [4 /*yield*/, Promise.all([
this.unsl1.getAddress(domain, network, token).catch(function (err) { return err; }),
this.unsl2.getAddress(domain, network, token).catch(function (err) { return err; }),
])];
case 1:
_a = _b.sent(), resultOrErrorL1 = _a[0], resultOrErrorL2 = _a[1];
addressL1 = function () {
validResultOrThrow(resultOrErrorL1);
if (resultOrErrorL1 !== '') {
return resultOrErrorL1;
}
else {
return null;
}
};
addressL2 = function () {
validResultOrThrow(resultOrErrorL2);
if (resultOrErrorL2 !== '') {
return resultOrErrorL2;
}
else {
return null;
}
};
reversedL2 = addressL2();
if (reversedL2) {
return [2 /*return*/, reversedL2];
}
reversedL1 = addressL1();
if (reversedL1) {
return [2 /*return*/, reversedL1];
}
return [2 /*return*/, null];
}
});
});
};
Uns.prototype.getDomainFromTokenId = function (tokenId) {
return __awaiter(this, void 0, void 0, function () {
var metadata;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.getMetadata(tokenId)];
case 1:
metadata = _a.sent();
if (this.namehash(metadata.name) !== tokenId) {
throw new resolutionError_1.default(resolutionError_1.ResolutionErrorCode.ServiceProviderError, {
methodName: 'unhash',
domain: metadata.name,
providerMessage: 'Service provider returned an invalid domain name',
});
}
return [2 /*return*/, metadata.name];
}
});
});
};
Uns.prototype.getMetadata = function (tokenId) {
return __awaiter(this, void 0, void 0, function () {
var tokenUri, resp, metadata;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.getTokenUri(tokenId)];
case 1:
tokenUri = _a.sent();
return [4 /*yield*/, Networking_1.default.fetch(tokenUri).catch(function (err) {
throw new resolutionError_1.default(resolutionError_1.ResolutionErrorCode.MetadataEndpointError, {
tokenUri: tokenUri || 'undefined',
errorMessage: err.message,
});
})];
case 2:
resp = _a.sent();
if (!resp.ok) {
throw new resolutionError_1.default(resolutionError_1.ResolutionErrorCode.MetadataEndpointError, {
tokenUri: tokenUri || 'undefined',
});
}
return [4 /*yield*/, resp.json()];
case 3:
metadata = _a.sent();
if (!metadata.name) {
throw new resolutionError_1.default(resolutionError_1.ResolutionErrorCode.UnregisteredDomain, {
domain: "with tokenId ".concat(tokenId),
});
}
if (this.namehash(metadata.name) !== tokenId) {
throw new resolutionError_1.default(resolutionError_1.ResolutionErrorCode.ServiceProviderError, {
methodName: 'unhash',
domain: metadata.name,
providerMessage: 'Service provider returned an invalid domain name',
});
}
return [2 /*return*/, metadata];
}
});
});
};
Uns.prototype.getVerifiedData = function (domain, keys) {
return __awaiter(this, void 0, void 0, function () {
var tokenId, data;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
tokenId = this.namehash(domain);
return [4 /*yield*/, this.get(tokenId, keys)];
case 1:
data = _a.sent();
if ((0, utils_1.isNullAddress)(data.resolver)) {
if ((0, utils_1.isNullAddress)(data.owner)) {
throw new resolutionError_1.default(resolutionError_1.ResolutionErrorCode.UnregisteredDomain, {
domain: domain,
});
}
throw new resolutionError_1.default(resolutionError_1.ResolutionErrorCode.UnspecifiedResolver, {
location: data.location,
domain: domain,
});
}
return [2 /*return*/, data];
}
});
});
};
Uns.prototype.get = function (tokenId, keys) {
if (keys === void 0) { keys = []; }
return __awaiter(this, void 0, void 0, function () {
var _a, resultOrErrorL1, resultOrErrorL2, resolverL2, ownerL2, recordsL2, resolverL1, ownerL1, recordsL1;
return __generator(this, function (_b) {
switch (_b.label) {
case 0: return [4 /*yield*/, Promise.all([
this.unsl1.get(tokenId, keys).catch(function (err) { return err; }),
this.unsl2.get(tokenId, keys).catch(function (err) { return err; }),
])];
case 1:
_a = _b.sent(), resultOrErrorL1 = _a[0], resultOrErrorL2 = _a[1];
validResultOrThrow(resultOrErrorL2);
resolverL2 = resultOrErrorL2.resolver, ownerL2 = resultOrErrorL2.owner, recordsL2 = resultOrErrorL2.records;
if (!(0, utils_1.isNullAddress)(ownerL2)) {
return [2 /*return*/, {
resolver: resolverL2,
owner: ownerL2,
records: (0, utils_1.constructRecords)(keys, recordsL2),
location: publicTypes_1.UnsLocation.Layer2,
}];
}
validResultOrThrow(resultOrErrorL1);
resolverL1 = resultOrErrorL1.resolver, ownerL1 = resultOrErrorL1.owner, recordsL1 = resultOrErrorL1.records;
return [2 /*return*/, {
resolver: resolverL1,
owner: ownerL1,
records: (0, utils_1.constructRecords)(keys, recordsL1),
location: publicTypes_1.UnsLocation.Layer1,
}];
}
});
});
};
Uns.prototype.checkDomain = function (domain, passIfTokenID) {
if (passIfTokenID === void 0) { passIfTokenID = false; }
if (passIfTokenID) {
return true;
}
var tokens = domain.split('.');
return (!!tokens.length &&
!(domain === 'eth' || /^[^-]*[^-]*\.(eth|addr\.reverse)$/.test(domain)) &&
tokens.every(function (v) { return !!v.length; }));
};
return Uns;
}(NamingService_1.NamingService));
exports.default = Uns;
function validResultOrThrow(resultOrError) {
if (resultOrError instanceof Error) {
throw resultOrError;
}
return resultOrError;
}
function validResolutionErrorOrThrow(error, validCode) {
if (!(error instanceof resolutionError_1.default)) {
throw error;
}
if (error.code === validCode) {
return true;
}
throw error;
}