soundcloud-downloader
Version:
Download Soundcloud audio with Node.js
215 lines (214 loc) • 10.5 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.getTrackInfoByID = exports.getSetInfo = exports.getInfoBase = void 0;
var util_1 = require("./util");
var getTrackInfoBase = function (clientID, axiosRef, ids, playlistID, playlistSecretToken) { return __awaiter(void 0, void 0, void 0, function () {
var url, data, err_1;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
url = util_1.appendURL('https://api-v2.soundcloud.com/tracks', 'ids', ids.join(','), 'client_id', clientID);
if (playlistID && playlistSecretToken) {
url = util_1.appendURL(url, 'playlistId', '' + playlistID, 'playlistSecretToken', playlistSecretToken);
}
_a.label = 1;
case 1:
_a.trys.push([1, 3, , 4]);
return [4 /*yield*/, axiosRef.get(url)];
case 2:
data = (_a.sent()).data;
return [2 /*return*/, data];
case 3:
err_1 = _a.sent();
throw util_1.handleRequestErrs(err_1);
case 4: return [2 /*return*/];
}
});
}); };
/** @internal */
var getInfoBase = function (url, clientID, axiosRef) { return __awaiter(void 0, void 0, void 0, function () {
var res, err_2;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
_a.trys.push([0, 2, , 3]);
return [4 /*yield*/, axiosRef.get(util_1.appendURL('https://api-v2.soundcloud.com/resolve', 'url', url, 'client_id', clientID), {
withCredentials: true
})];
case 1:
res = _a.sent();
return [2 /*return*/, res.data];
case 2:
err_2 = _a.sent();
console.log(err_2);
throw util_1.handleRequestErrs(err_2);
case 3: return [2 /*return*/];
}
});
}); };
exports.getInfoBase = getInfoBase;
/** @internal */
var getSetInfoBase = function (url, clientID, axiosRef) { return __awaiter(void 0, void 0, void 0, function () {
var setInfo, temp, playlistID, playlistSecretToken, incompleteTracks, completeTracks, ids, splitIds, x, x, i, promises, info_1, info;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, exports.getInfoBase(url, clientID, axiosRef)];
case 1:
setInfo = _a.sent();
temp = __spreadArrays(setInfo.tracks).map(function (track) { return track.id; });
playlistID = setInfo.id;
playlistSecretToken = setInfo.secret_token;
incompleteTracks = setInfo.tracks.filter(function (track) { return !track.title; });
if (incompleteTracks.length === 0) {
return [2 /*return*/, setInfo];
}
completeTracks = setInfo.tracks.filter(function (track) { return track.title; });
ids = incompleteTracks.map(function (t) { return t.id; });
if (!(ids.length > 50)) return [3 /*break*/, 3];
splitIds = [];
for (x = 0; x <= Math.floor(ids.length / 50); x++) {
splitIds.push([]);
}
for (x = 0; x < ids.length; x++) {
i = Math.floor(x / 50);
splitIds[i].push(ids[x]);
}
promises = splitIds.map(function (ids) { return __awaiter(void 0, void 0, void 0, function () { return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, exports.getTrackInfoByID(clientID, axiosRef, ids, playlistID, playlistSecretToken)];
case 1: return [2 /*return*/, _a.sent()];
}
}); }); });
return [4 /*yield*/, Promise.all(promises)];
case 2:
info_1 = _a.sent();
setInfo.tracks = completeTracks.concat.apply(completeTracks, info_1);
setInfo.tracks = sortTracks(setInfo.tracks, temp);
return [2 /*return*/, setInfo];
case 3: return [4 /*yield*/, exports.getTrackInfoByID(clientID, axiosRef, ids, playlistID, playlistSecretToken)];
case 4:
info = _a.sent();
setInfo.tracks = completeTracks.concat(info);
setInfo.tracks = sortTracks(setInfo.tracks, temp);
return [2 /*return*/, setInfo];
}
});
}); };
/** @internal */
var sortTracks = function (tracks, ids) {
for (var i = 0; i < ids.length; i++) {
if (tracks[i].id !== ids[i]) {
for (var j = 0; j < tracks.length; j++) {
if (tracks[j].id === ids[i]) {
var temp = tracks[i];
tracks[i] = tracks[j];
tracks[j] = temp;
}
}
}
}
return tracks;
};
/** @internal */
var getInfo = function (url, clientID, axiosInstance) { return __awaiter(void 0, void 0, void 0, function () {
var data, idString, id;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
if (!url.includes('https://soundcloud.com/discover/sets/personalized-tracks::')) return [3 /*break*/, 2];
idString = util_1.extractIDFromPersonalizedTrackURL(url);
if (!idString)
throw new Error('Could not parse track ID from given URL: ' + url);
id = void 0;
try {
id = parseInt(idString);
}
catch (err) {
throw new Error('Could not parse track ID from given URL: ' + url);
}
return [4 /*yield*/, exports.getTrackInfoByID(clientID, axiosInstance, [id])];
case 1:
data = (_a.sent())[0];
if (!data)
throw new Error('Could not find track with ID: ' + id);
return [3 /*break*/, 4];
case 2: return [4 /*yield*/, exports.getInfoBase(url, clientID, axiosInstance)];
case 3:
data = _a.sent();
_a.label = 4;
case 4:
if (!data.media)
throw new Error('The given URL does not link to a Soundcloud track');
return [2 /*return*/, data];
}
});
}); };
/** @internal */
var getSetInfo = function (url, clientID, axiosInstance) { return __awaiter(void 0, void 0, void 0, function () {
var data;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, getSetInfoBase(url, clientID, axiosInstance)];
case 1:
data = _a.sent();
if (!data.tracks)
throw new Error('The given URL does not link to a Soundcloud set');
return [2 /*return*/, data];
}
});
}); };
exports.getSetInfo = getSetInfo;
/** @intenral */
var getTrackInfoByID = function (clientID, axiosInstance, ids, playlistID, playlistSecretToken) { return __awaiter(void 0, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, getTrackInfoBase(clientID, axiosInstance, ids, playlistID, playlistSecretToken)];
case 1: return [2 /*return*/, _a.sent()];
}
});
}); };
exports.getTrackInfoByID = getTrackInfoByID;
exports["default"] = getInfo;