mojang-auth
Version:
Mojang authentication client, re-implementing parts of `node-yggdrasil` in classes, and adding support for custom auth servers.
176 lines (175 loc) • 8.05 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
var __spreadArrays = (this && this.__spreadArrays) || function () {
for (var s = 0, i = 0, il = arguments.length; i < il; i++) s += arguments[i].length;
for (var r = Array(s), k = 0, i = 0; i < il; i++)
for (var a = arguments[i], j = 0, jl = a.length; j < jl; j++, k++)
r[k] = a[j];
return r;
};
exports.__esModule = true;
exports.callbackify = exports.mcHexDigest = exports.call = void 0;
var node_fetch_1 = require("node-fetch");
//import { version } from './package.json';
var version = '1';
var headers = {
'User-Agent': "minecraft-auth/" + version,
'Content-Type': 'application/json'
};
var utils = {
/**
* Generic POST request
*/
call: function (host, path, data, agent) {
var _a;
return __awaiter(this, void 0, void 0, function () {
var resp, body;
return __generator(this, function (_b) {
switch (_b.label) {
case 0: return [4 /*yield*/, node_fetch_1["default"](host + "/" + path, { agent: agent, body: JSON.stringify(data), headers: headers, method: 'POST' })];
case 1:
resp = _b.sent();
return [4 /*yield*/, resp.text()];
case 2:
body = _b.sent();
if (body.length === 0)
return [2 /*return*/, ''];
try {
body = JSON.parse(body);
}
catch (e) {
if (e instanceof SyntaxError) {
if (resp.status === 403) {
if (body.includes('Request blocked.')) {
throw new Error('Request blocked by CloudFlare');
}
if (body.includes('cf-error-code">1009')) {
throw new Error('Your IP is banned by CloudFlare');
}
}
else {
throw new Error("Response is not JSON. Status code: " + ((_a = resp.status) !== null && _a !== void 0 ? _a : 'no status code'));
}
}
else {
throw e;
}
}
if ((body === null || body === void 0 ? void 0 : body.error) !== undefined)
throw new Error(body === null || body === void 0 ? void 0 : body.errorMessage);
return [2 /*return*/, body];
}
});
});
},
/**
* Java's stupid hashing method
* @param {Buffer|String} hash The hash data to stupidify
* @param {String} encoding Optional, passed to Buffer() if hash is a string
* @return {String} Stupidified hash
*/
mcHexDigest: function (hash, encoding) {
if (!(hash instanceof Buffer)) {
hash = Buffer.from(hash, encoding);
}
// check for negative hashes
var negative = hash.readInt8(0) < 0;
if (negative)
performTwosCompliment(hash);
return (negative ? '-' : '') + hash.toString('hex').replace(/^0+/g, '');
},
callbackify: function (f, maxParams) {
return function () {
var args = [];
for (var _i = 0; _i < arguments.length; _i++) {
args[_i] = arguments[_i];
}
var cb;
var i = args.length;
while (cb === undefined && i > 0) {
if (typeof args[i - 1] === 'function') {
cb = args[i - 1];
args[i - 1] = undefined;
args[maxParams] = cb;
break;
}
i--;
}
return f.call.apply(f, __spreadArrays([this], args)).then(function (r) {
if (r[0] !== undefined) {
cb === null || cb === void 0 ? void 0 : cb.apply(void 0, __spreadArrays([undefined], r));
return r[r.length - 1];
}
else {
cb === null || cb === void 0 ? void 0 : cb(undefined, r);
return r;
}
}, function (err) {
if (typeof cb === 'function')
cb(err);
else
throw err;
});
};
}
};
/**
* Java's annoying hashing method.
* All credit to andrewrk
* https://gist.github.com/andrewrk/4425843
*/
function performTwosCompliment(buffer) {
var carry = true;
var newByte, value;
for (var i = buffer.length - 1; i >= 0; --i) {
value = buffer.readUInt8(i);
newByte = ~value & 0xff;
if (carry) {
carry = newByte === 0xff;
buffer.writeUInt8(carry ? 0 : newByte + 1, i);
}
else {
buffer.writeUInt8(newByte, i);
}
}
}
utils.call = utils.callbackify(utils.call, 4);
exports.call = utils.call;
exports.mcHexDigest = utils.mcHexDigest;
exports.callbackify = utils.callbackify;
exports["default"] = utils;