bandcamp-fetch
Version:
Scrape Bandcamp content
83 lines • 3.51 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
const cheerio_1 = require("cheerio");
const html_entities_1 = require("html-entities");
const Parse_js_1 = require("../utils/Parse.js");
const Constants_js_1 = require("../utils/Constants.js");
class ShowParser {
static parseShow(html, json, opts) {
const $ = (0, cheerio_1.load)(html);
const blob = (0, html_entities_1.decode)($('#ArchiveApp[data-blob]').attr('data-blob'));
let parsed;
try {
parsed = JSON.parse(blob);
}
catch (error) {
throw new Parse_js_1.ParseError('Failed to parse show: JSON error in data-blob.', html, error);
}
const appData = typeof parsed === 'object' ? parsed.appData : null;
const showId = appData?.showId;
const shows = appData?.shows;
const showInfo = showId && Array.isArray(shows) ?
shows.find((value) => value.itemId === showId)
: null;
const tracksInfo = typeof json === 'object' && Array.isArray(json.tracks) ?
json.tracks
: null;
const audioInfo = typeof json === 'object' && typeof json.compiledTrack === 'object' ?
json.compiledTrack
: null;
if (showInfo) {
const show = {
type: 'show',
name: showInfo.title,
url: new URL(showInfo.url, Constants_js_1.URLS.SITE_URL).toString(),
publishedDate: showInfo.date,
description: showInfo.description,
shortDescription: showInfo.shortDesc,
imageCaption: showInfo.metadata,
screenImageUrl: `${opts.imageBaseUrl}/img/${showInfo.imageId}_0`
};
if (audioInfo) {
const { streamUrl, duration } = audioInfo;
if (streamUrl) {
show.streamUrl = streamUrl;
}
if (duration) {
show.duration = duration;
}
}
if (opts.showImageFormat?.id) {
show.imageUrl = `${opts.imageBaseUrl}/img/${showInfo.imageId}_${opts.showImageFormat.id}.jpg`;
}
if (tracksInfo) {
show.tracks = tracksInfo.map((track) => {
const trackItem = {
id: track.id,
name: track.title,
url: track.url,
seekPosition: track.timecode,
artist: {
name: track.artistName,
url: track.bandUrl
}
};
if (opts.albumImageFormat?.id && track.artId) {
trackItem.imageUrl = `${opts.imageBaseUrl}/img/a${track.artId}_${opts.albumImageFormat.id}.jpg`;
}
if (track.album && typeof track.album === 'object') {
trackItem.album = {
name: track.album.title,
url: track.album.url
};
}
return trackItem;
});
}
return show;
}
throw new Parse_js_1.ParseError('Failed to parse show: "appData" not found in data-blob or contains invalid data.', blob);
}
}
exports.default = ShowParser;
//# sourceMappingURL=ShowParser.js.map