@egeria/1337x-plugin/lib/1337x.js

Egeria | 1337x plugin

/*
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    Egeria - She bestows Knowledge and Wisdom
    Copyright (C) 2016-2019 MySidesTheyAreGone <mysidestheyaregone@protonmail.com>

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU Affero General Public License as published
    by the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU Affero General Public License for more details.

    You should have received a copy of the GNU Affero General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.

  .--.      .-'.      .--.      .--.      .--.      .--.      .`-.      .--.
:::::.\::::::::.\::::::::.\::::::::.\::::::::.\::::::::.\::::::::.\::::::::.\
'      `--'      `.-'      `--'      `--'      `--'      `-.'      `--'      `
*/

const R = require('ramda')
const T = require('@egeria/tools')
const W = require('@egeria/httplib')
const divine = require('@egeria/divine').video
const filesize = require('file-size')
const urllib = require('url')
const magnetlib = require('magnet-uri')

const clean = R.pipe(R.defaultTo(''), R.replace(/\r?\n|\r/g, ' '), R.trim, R.replace(/\s+/g, ' '))

function mkSearchUrl (proxy, search, category = 'Other', sortBy = 'time', order = 'desc') {
  return `https://${proxy}/sort-category-search/${encodeURIComponent(search)}/${category}/${sortBy}/${order}/1/`
}

async function execute (api, cfg, topTorrentOnly = false, origin = '1337xSearch') {
  let proxy = R.defaultTo('1337x.to', cfg.proxy)
  let url = mkSearchUrl(proxy, cfg.search, cfg.category, cfg.sortBy, cfg.order)
  let titleIsRejected = R.anyPass(R.map(R.pipe(T.mkRegExp, R.test), R.defaultTo([], cfg.reject)))
  let body = await api.enqueue(() => W.httpreq({ url }))
  let torrents = await W.xscrape(body.body, 'tr', [{
    title: 'td.name a[href*="torrent"]',
    torrentPage: 'td.name a[href*="torrent"]@href',
    seeds: 'td.seeds',
    leeches: 'td.leeches',
    date: 'td.coll-date',
    size: 'td.size',
    uploader: 'td.uploader'
  }])
  let topTorrent
  for (let torrent of torrents) {
    torrent.title = clean(torrent.title)
    if (titleIsRejected(torrent.title)) {
      continue
    }
    let torrentQuality = divine(torrent.title)
    let rejectedByQualityFilters = false
    for (let type in cfg.quality) {
      if (R.isNil(torrentQuality[type]) || !R.contains(torrentQuality[type], cfg.quality[type])) {
        rejectedByQualityFilters = true
        break
      }
    }
    if (rejectedByQualityFilters) {
      continue
    }
    torrent.torrentPage = urllib.resolve(`https://${proxy}`, torrent.torrentPage)
    let torrentPage = await api.enqueue(() => W.httpreq({ url: torrent.torrentPage }))
    let magnet = W.scrapeHTML('a[href*="magnet:?"]', 'href', torrentPage.body)
    if (T.isMissing(magnet) || T.isMissing(magnet[0])) {
      continue
    }
    torrent = R.merge(torrent, torrentQuality)
    torrent.key = magnetlib.decode(magnet[0]).xt
    torrent.download = magnet[0]
    torrent.hrsize = filesize(parseInt(torrent.size)).human()
    let metadata = T.collapse('1337x:', torrent)
    metadata.key = metadata['1337x:key']
    metadata.origin = origin
    if (topTorrentOnly) {
      topTorrent = metadata
      break
    } else {
      api.announce(metadata)
    }
  }
  return topTorrent
}

async function searchAction (api, cfg) {
  await execute(api, cfg)
}

async function lookupAction (api, cfg, fact) {
  let search = fact.applyTemplate(cfg.search)
  if (T.isMissing(search)) {
    return fact
  }
  let topTorrent = await execute(api, R.assoc('search', search, cfg), true, '1337xLookup')
  if (T.isMissing(topTorrent)) {
    return fact
  } else {
    return fact.map(R.merge(topTorrent))
  }
}

let sanity = {
  type: 'object',
  required: ['category', 'search', 'sortBy'],
  properties: {
    proxy: { type: 'string' },
    category: { type: 'string', enum: ['Other', 'TV', 'Movies'] },
    search: { type: 'string' },
    sortBy: { type: 'string', enum: ['seeders', 'time'] },
    order: { type: 'string', enum: ['asc', 'desc'] },
    quality: {
      type: 'object',
      properties: {
        audioCodec: { type: 'array' },
        videoCodec: { type: 'array' },
        videoResolution: { type: 'array' },
        videoSource: { type: 'array' }
      }
    },
    reject: { type: 'array' }
  }
}

const limits = {
  upstream: 'http',
  concurrency: 4,
  delay: 1,
  timeout: 60
}

const plugins = {
  '1337xSearch': {
    type: 'input',
    requires: ['schedule'],
    sanity,
    limits,
    act: searchAction
  },
  '1337xLookup': {
    type: 'mutator',
    sanity,
    limits,
    act: lookupAction
  }
}

module.exports = plugins