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mojang-auth

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Mojang authentication client, re-implementing parts of `node-yggdrasil` in classes, and adding support for custom auth servers.

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"use strict"; 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;