Files
torrentio/scraper/scrapers/rarbg/rarbg_scraper.js
2020-03-10 15:23:52 +01:00

103 lines
3.2 KiB
JavaScript

const moment = require('moment');
const Bottleneck = require('bottleneck');
const rarbg = require('rarbg-api');
const decode = require('magnet-uri');
const { Type } = require('../../lib/types');
const repository = require('../../lib/repository');
const {
createTorrentEntry,
getStoredTorrentEntry,
updateTorrentSeeders
} = require('../../lib/torrentEntries');
const NAME = 'RARBG';
const limiter = new Bottleneck({ maxConcurrent: 1, minTime: 2500 });
const entryLimiter = new Bottleneck({ maxConcurrent: 40 });
async function scrape() {
const scrapeStart = moment();
const lastScrape = await repository.getProvider({ name: NAME });
console.log(`[${scrapeStart}] starting ${NAME} scrape...`);
const latestTorrents = await getLatestTorrents();
return Promise.all(latestTorrents.map(torrent => entryLimiter.schedule(() => processTorrentRecord(torrent))))
.then(() => {
lastScrape.lastScraped = scrapeStart;
lastScrape.lastScrapedId = latestTorrents.length && latestTorrents[latestTorrents.length - 1].torrentId;
return repository.updateProvider(lastScrape);
})
.then(() => console.log(`[${moment()}] finished ${NAME} scrape`));
}
async function getLatestTorrents() {
const allowedCategories = [
rarbg.CATEGORY['4K_MOVIES_X264_4k'],
rarbg.CATEGORY['4K_X265_4k'],
rarbg.CATEGORY['4k_X264_4k_HDR'],
rarbg.CATEGORY.MOVIES_XVID,
rarbg.CATEGORY.MOVIES_XVID_720P,
rarbg.CATEGORY.MOVIES_X264,
rarbg.CATEGORY.MOVIES_X264_1080P,
rarbg.CATEGORY.MOVIES_X264_720P,
rarbg.CATEGORY.MOVIES_X264_3D,
rarbg.CATEGORY.MOVIES_FULL_BD,
rarbg.CATEGORY.MOVIES_BD_REMUX,
rarbg.CATEGORY.TV_EPISODES,
rarbg.CATEGORY.TV_UHD_EPISODES,
rarbg.CATEGORY.TV_HD_EPISODES
];
return Promise.all(allowedCategories.map(category => limiter.schedule(() => getLatestTorrentsForCategory(category))))
.then(entries => entries.reduce((a, b) => a.concat(b), []));
}
async function getLatestTorrentsForCategory(category) {
return rarbg.list({ category: category, limit: 100, sort: 'last', format: 'json_extended', ranked: 0 })
.then(torrents => torrents.map(torrent => ({
name: torrent.title,
infoHash: decode(torrent.download).infoHash,
magnetLink: torrent.download,
seeders: torrent.seeders,
leechers: torrent.leechers,
category: torrent.category,
size: torrent.size,
uploadDate: new Date(torrent.pubdate),
imdbId: torrent.episode_info && torrent.episode_info.imdb
})))
.catch((err) => []);
}
async function processTorrentRecord(record) {
if (await getStoredTorrentEntry(record)) {
return updateTorrentSeeders(record);
}
const torrent = {
provider: NAME,
infoHash: record.infoHash,
title: record.name,
type: getType(record.category),
seeders: record.seeders,
size: record.size,
uploadDate: record.uploadDate,
imdbId: record.imdbId
};
return createTorrentEntry(torrent);
}
const seriesCategories = [
'TV Episodes',
'Movies/TV-UHD-episodes',
'TV HD Episodes',
];
function getType(category) {
if (seriesCategories.includes(category)) {
return Type.SERIES;
}
return Type.MOVIE;
}
module.exports = { scrape };