spotifydl-x
Version:
Spotify downloader for node
134 lines (133 loc) • 6.79 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 (g && (g = 0, op[0] && (_ = 0)), _) 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 __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.getBufferFromUrl = exports.downloadYTAndSave = exports.downloadYT = void 0;
var os_1 = __importDefault(require("os"));
var youtubedl_core_1 = __importDefault(require("youtubedl-core"));
var Error_1 = __importDefault(require("./Error"));
var fs_extra_1 = require("fs-extra");
var axios_1 = __importDefault(require("axios"));
var fluent_ffmpeg_1 = __importDefault(require("fluent-ffmpeg"));
/**
* Function to download the give `YTURL`
* @param {string} url The youtube URL to download
* @returns `Buffer`
* @throws Error if the URL is invalid
*/
var downloadYT = function (url) { return __awaiter(void 0, void 0, void 0, function () {
var filename, stream;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!youtubedl_core_1.default.validateURL(url))
throw new Error_1.default('Invalid YT URL', 'SpotifyDlError');
filename = "".concat(os_1.default.tmpdir(), "/").concat(Math.random().toString(36).slice(-5), ".mp3");
stream = (0, youtubedl_core_1.default)(url, {
quality: 'highestaudio',
filter: 'audioonly'
});
return [4 /*yield*/, new Promise(function (resolve, reject) {
(0, fluent_ffmpeg_1.default)(stream)
.audioBitrate(128)
.save(filename)
.on('error', function (err) { return reject(err); })
.on('end', function () { return __awaiter(void 0, void 0, void 0, function () {
var buffer;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, (0, fs_extra_1.readFile)(filename)];
case 1:
buffer = _a.sent();
(0, fs_extra_1.unlink)(filename);
resolve(buffer);
return [2 /*return*/];
}
});
}); });
})];
case 1: return [2 /*return*/, _a.sent()];
}
});
}); };
exports.downloadYT = downloadYT;
/**
* Function to download and save audio from youtube
* @param url URL to download
* @param filename the file to save to
* @returns filename
*/
var downloadYTAndSave = function (url, filename) {
if (filename === void 0) { filename = './spotifydl-core.mp3'; }
return __awaiter(void 0, void 0, void 0, function () {
var audio, err_1;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, (0, exports.downloadYT)(url)];
case 1:
audio = _a.sent();
_a.label = 2;
case 2:
_a.trys.push([2, 4, , 5]);
return [4 /*yield*/, (0, fs_extra_1.writeFile)(filename, audio)];
case 3:
_a.sent();
return [2 /*return*/, filename];
case 4:
err_1 = _a.sent();
throw new Error_1.default("Error While writing to File: ".concat(filename));
case 5: return [2 /*return*/];
}
});
});
};
exports.downloadYTAndSave = downloadYTAndSave;
/**
* Function to get buffer of files with their URLs
* @param url URL to get Buffer of
* @returns Buffer
*/
var getBufferFromUrl = function (url) { return __awaiter(void 0, void 0, void 0, function () { return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, axios_1.default.get(url, { responseType: 'arraybuffer' })];
case 1: return [2 /*return*/, (_a.sent()).data];
}
}); }); };
exports.getBufferFromUrl = getBufferFromUrl;