spotifydl-core
Version:
Spotify downloader for node
369 lines (368 loc) • 17.5 kB
JavaScript
"use strict";
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
if (typeof b !== "function" && b !== null)
throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
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];
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case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
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default:
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if (t[2]) _.ops.pop();
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}
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 });
var fs_extra_1 = require("fs-extra");
var API_1 = __importDefault(require("./lib/API"));
var download_1 = require("./lib/download");
var Error_1 = __importDefault(require("./lib/Error"));
var getYtlink_1 = __importDefault(require("./lib/getYtlink"));
var metadata_1 = __importDefault(require("./lib/metadata"));
var SpotifyFetcher = /** @class */ (function (_super) {
__extends(SpotifyFetcher, _super);
function SpotifyFetcher(auth) {
var _this = _super.call(this, auth) || this;
/**
* Get the track details of the given track URL
* @param url
* @returns {SongDetails} Track
*/
_this.getTrack = function (url) { return __awaiter(_this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.verifyCredentials()];
case 1:
_a.sent();
return [4 /*yield*/, this.extractTrack(this.getID(url))];
case 2: return [2 /*return*/, _a.sent()];
}
});
}); };
/**
* Gets the info the given album URL
* @param url
* @returns {Playlist} Album
*/
_this.getAlbum = function (url) { return __awaiter(_this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.verifyCredentials()];
case 1:
_a.sent();
return [4 /*yield*/, this.extractAlbum(this.getID(url))];
case 2: return [2 /*return*/, _a.sent()];
}
});
}); };
/**
* Gets the info of the given Artist URL
* @param url
* @returns {Artist} Artist
*/
_this.getArtist = function (url) { return __awaiter(_this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.verifyCredentials()];
case 1:
_a.sent();
return [4 /*yield*/, this.extractArtist(this.getID(url))];
case 2: return [2 /*return*/, _a.sent()];
}
});
}); };
/**
* Gets the list of albums from the given Artists URL
* @param url
* @returns {Playlist[]} Albums
*/
_this.getArtistAlbums = function (url) { return __awaiter(_this, void 0, void 0, function () {
var artistResult, albumsResult, albumIds, albumInfos, x, _a, _b;
return __generator(this, function (_c) {
switch (_c.label) {
case 0: return [4 /*yield*/, this.verifyCredentials()];
case 1:
_c.sent();
return [4 /*yield*/, this.getArtist(url)];
case 2:
artistResult = _c.sent();
return [4 /*yield*/, this.extractArtistAlbums(artistResult.id)];
case 3:
albumsResult = _c.sent();
albumIds = albumsResult.map(function (album) { return album.id; });
albumInfos = [];
x = 0;
_c.label = 4;
case 4:
if (!(x < albumIds.length)) return [3 /*break*/, 7];
_b = (_a = albumInfos).push;
return [4 /*yield*/, this.extractAlbum(albumIds[x])];
case 5:
_b.apply(_a, [_c.sent()]);
_c.label = 6;
case 6:
x++;
return [3 /*break*/, 4];
case 7: return [2 /*return*/, {
albums: albumInfos,
artist: artistResult
}];
}
});
}); };
/**
* Gets the playlist info from URL
* @param url URL of the playlist
* @returns
*/
_this.getPlaylist = function (url) { return __awaiter(_this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.verifyCredentials()];
case 1:
_a.sent();
return [4 /*yield*/, this.extractPlaylist(this.getID(url))];
case 2: return [2 /*return*/, _a.sent()];
}
});
}); };
_this.getID = function (url) {
var splits = url.split('/');
return splits[splits.length - 1];
};
/**
* Downloads the given spotify track
* @param url Url to download
* @param filename file to save to
* @returns `buffer` if no filename is provided and `string` if it is
*/
_this.downloadTrack = function (url, filename) { return __awaiter(_this, void 0, void 0, function () {
var info, link, data, buffer;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.verifyCredentials()];
case 1:
_a.sent();
return [4 /*yield*/, this.getTrack(url)];
case 2:
info = _a.sent();
return [4 /*yield*/, getYtlink_1.default(info.name + " " + info.artists[0])];
case 3:
link = _a.sent();
if (!link)
throw new Error_1.default("Couldn't get a download URL for the track: " + info.name);
return [4 /*yield*/, download_1.downloadYTAndSave(link, filename)];
case 4:
data = _a.sent();
return [4 /*yield*/, metadata_1.default(info, data)];
case 5:
_a.sent();
if (!!filename) return [3 /*break*/, 7];
return [4 /*yield*/, fs_extra_1.promises.readFile(data)];
case 6:
buffer = _a.sent();
fs_extra_1.unlink(data);
/* eslint-disable @typescript-eslint/no-explicit-any */
return [2 /*return*/, buffer];
case 7:
/* eslint-disable @typescript-eslint/no-explicit-any */
return [2 /*return*/, data];
}
});
}); };
/**
* Gets the Buffer of track from the info
* @param info info of the track got from `spotify.getTrack()`
* @returns
*/
_this.downloadTrackFromInfo = function (info) { return __awaiter(_this, void 0, void 0, function () {
var link;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, getYtlink_1.default(info.name + " " + info.artists[0])];
case 1:
link = _a.sent();
if (!link)
throw new Error_1.default("Couldn't get a download URL for the track: " + info.name);
return [4 /*yield*/, download_1.downloadYT(link)];
case 2: return [2 /*return*/, _a.sent()];
}
});
}); };
_this.downloadBatch = function (url, type) { return __awaiter(_this, void 0, void 0, function () {
var playlist;
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.verifyCredentials()];
case 1:
_a.sent();
return [4 /*yield*/, this[type === 'album' ? 'getAlbum' : 'getPlaylist'](url)];
case 2:
playlist = _a.sent();
return [2 /*return*/, Promise.all(playlist.tracks.map(function (track) { return __awaiter(_this, void 0, void 0, function () {
var err_1;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
_a.trys.push([0, 2, , 3]);
return [4 /*yield*/, this.downloadTrack(track)];
case 1: return [2 /*return*/, _a.sent()];
case 2:
err_1 = _a.sent();
return [2 /*return*/, ''];
case 3: return [2 /*return*/];
}
});
}); }))];
}
});
}); };
/**
* Downloads the tracks of a playlist
* @param url URL of the playlist
* @returns `Promise<(string|Buffer)[]>`
*/
_this.downloadPlaylist = function (url) { return __awaiter(_this, void 0, void 0, function () { return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.downloadBatch(url, 'playlist')
/**
* Downloads the tracks of a Album
* @param url URL of the Album
* @returns `Promise<(string|Buffer)[]>`
*/
];
case 1: return [2 /*return*/, _a.sent()
/**
* Downloads the tracks of a Album
* @param url URL of the Album
* @returns `Promise<(string|Buffer)[]>`
*/
];
}
}); }); };
/**
* Downloads the tracks of a Album
* @param url URL of the Album
* @returns `Promise<(string|Buffer)[]>`
*/
_this.downloadAlbum = function (url) { return __awaiter(_this, void 0, void 0, function () { return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.downloadBatch(url, 'album')
/**
* Gets the info of tracks from playlist URL
* @param url URL of the playlist
*/
];
case 1: return [2 /*return*/, _a.sent()
/**
* Gets the info of tracks from playlist URL
* @param url URL of the playlist
*/
];
}
}); }); };
/**
* Gets the info of tracks from playlist URL
* @param url URL of the playlist
*/
_this.getTracksFromPlaylist = function (url) { return __awaiter(_this, void 0, void 0, function () {
var playlist, tracks;
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.verifyCredentials()];
case 1:
_a.sent();
return [4 /*yield*/, this.getPlaylist(url)];
case 2:
playlist = _a.sent();
return [4 /*yield*/, Promise.all(playlist.tracks.map(function (track) { return _this.getTrack(track); }))];
case 3:
tracks = _a.sent();
return [2 /*return*/, {
name: playlist.name,
total_tracks: playlist.total_tracks,
tracks: tracks
}];
}
});
}); };
/**
* Gets the info of tracks from Album URL
* @param url URL of the playlist
*/
_this.getTracksFromAlbum = function (url) { return __awaiter(_this, void 0, void 0, function () {
var playlist, tracks;
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.verifyCredentials()];
case 1:
_a.sent();
return [4 /*yield*/, this.getAlbum(url)];
case 2:
playlist = _a.sent();
return [4 /*yield*/, Promise.all(playlist.tracks.map(function (track) { return _this.getTrack(track); }))];
case 3:
tracks = _a.sent();
return [2 /*return*/, {
name: playlist.name,
total_tracks: playlist.total_tracks,
tracks: tracks
}];
}
});
}); };
_this.getSpotifyUser = function (id) { return __awaiter(_this, void 0, void 0, function () { return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.getUser(id)];
case 1: return [2 /*return*/, _a.sent()];
}
}); }); };
return _this;
}
return SpotifyFetcher;
}(API_1.default));
exports.default = SpotifyFetcher;