122 lines
3.3 KiB
JavaScript
122 lines
3.3 KiB
JavaScript
"use strict";
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var parse = require('url').parse;
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var request = require('superagent');
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var Q = require('q');
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module.exports.id = "itunes";
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var apiRoot = "https://itunes.apple.com";
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module.exports.match = function(url, type) {
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var parsed = parse(url);
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return parsed.host.match(/itunes.apple\.com$/);
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};
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module.exports.lookupId = function(id, type) {
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var deferred = Q.defer();
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var path = "/lookup?id=" + id;
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request.get(apiRoot + path, function(res) {
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var data = JSON.parse(res.text);
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if (!data.results || data.resultCount == 0 || !data.results[0].collectionId) {
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var error = new Error("Not Found");
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error.status = 404;
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deferred.reject(error);
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} else {
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var result = data.results[0];
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var item = {
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service: "itunes",
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type: type,
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id: result.collectionId,
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name: result.trackName ? result.trackName : result.collectionName,
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streamUrl: null,
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purchaseUrl: result.collectionViewUrl,
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artwork: "/itunes/" + result.artworkUrl100.replace("100x100", "200x200").replace("http://", ""),
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artist: {
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name: result.artistName
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}
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};
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if (type == "track") {
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item.album = {
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name: result.collectionName
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};
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}
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deferred.resolve(item);
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}
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});
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return deferred.promise;
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}
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module.exports.search = function(data) {
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var deferred = Q.defer();
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var query, album, entity;
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var type = data.type;
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if (type == "album") {
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query = data.artist.name + " " + data.name;
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album = data.name;
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entity = "album";
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} else if (type == "track") {
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query = data.artist.name + " " + data.album.name + " " + data.name;
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album = data.album.name;
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entity = "musicTrack";
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}
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var path = "/search?term=" + encodeURIComponent(query) + "&media=music&entity=" + entity;
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request.get(apiRoot + path, function(res) {
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var data = JSON.parse(res.text);
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if (!data.results[0]) {
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var matches = album.match(/^[^\(\[]+/);
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if (matches[0]) {
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var cleanedData = JSON.parse(JSON.stringify(data));
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if (type == "album") {
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cleanedData.name = matches[0].trim();
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} else if (type == "track") {
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cleanedData.album = matches[0].trim();
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}
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module.exports.search(cleanedData).then(deferred.resolve);
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} else {
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deferred.resolve({service: "itunes"});
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}
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} else {
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var result = data.results[0];
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var item = {
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service: "itunes",
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type: type,
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id: result.collectionId,
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name: result.trackName ? result.trackName : result.collectionName,
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streamUrl: null,
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purchaseUrl: result.collectionViewUrl,
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artwork: "/itunes/" + result.artworkUrl100.replace("100x100", "200x200").replace("http://", ""),
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artist: {
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name: result.artistName
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}
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};
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if (type == "track") {
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item.album = {
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name: result.collectionName
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};
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}
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deferred.resolve(item);
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}
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});
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return deferred.promise;
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}
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module.exports.parseUrl = function(url) {
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var deferred = Q.defer();
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var matches = parse(url).path.match(/\/(album|track)[\/]+([^\/]+)[\/]+([^\?]+)/);
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if (matches && matches[3]) {
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module.exports.lookupId(matches[3].substr(2), matches[1]).then(deferred.resolve);
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}
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return deferred.promise;
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}
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