const { program } = require('commander') const helper = require('./helper') const axios = require('axios') const ProgressBar = require('progress') const https = require('https') program .usage('[OPTIONS]...') .option('-d, --debug', 'Debug mode') .option('-c, --country ', 'Comma-separated list of country codes', '') .option('-e, --exclude ', 'Comma-separated list of country codes to be excluded', '') .option('--epg', 'Turn on EPG parser') .option('--resolution', 'Turn on resolution parser') .option('--delay ', 'Delay between parser requests', 0) .option('--timeout ', 'Set timeout for each request', 5000) .parse(process.argv) const config = program.opts() const instance = axios.create({ timeout: config.timeout, maxContentLength: 20000, httpsAgent: new https.Agent({ rejectUnauthorized: false }) }) let globalBuffer = [] async function main() { const index = parseIndex() for (const item of index.items) { await loadPlaylist(item.url) .then(addToBuffer) .then(sortChannels) .then(removeDuplicates) .then(detectResolution) .then(updateFromEPG) .then(updatePlaylist) .then(done) } if (index.items.length) { await loadPlaylist('channels/unsorted.m3u') .then(removeUnsortedDuplicates) .then(sortChannels) .then(updatePlaylist) .then(done) } finish() } function parseIndex() { console.info(`Parsing 'index.m3u'...`) const playlist = helper.parsePlaylist('index.m3u') playlist.items = helper .filterPlaylists(playlist.items, config.country, config.exclude) .filter(i => i.url !== 'channels/unsorted.m3u') console.info(`Found ${playlist.items.length} playlist(s)\n`) return playlist } async function loadPlaylist(url) { console.info(`Processing '${url}'...`) const playlist = helper.parsePlaylist(url) playlist.url = url playlist.items = playlist.items .map(item => { return helper.createChannel(item) }) .filter(i => i.url) return playlist } async function addToBuffer(playlist) { if (playlist.url === 'channels/unsorted.m3u') return playlist globalBuffer = globalBuffer.concat(playlist.items) return playlist } async function sortChannels(playlist) { console.info(` Sorting channels...`) playlist.items = helper.sortBy(playlist.items, ['name', 'url']) return playlist } async function removeDuplicates(playlist) { console.info(` Looking for duplicates...`) let buffer = {} const items = playlist.items.filter(i => { const result = typeof buffer[i.url] === 'undefined' if (result) { buffer[i.url] = true } return result }) playlist.items = items return playlist } async function detectResolution(playlist) { if (!config.resolution) return playlist const bar = new ProgressBar(' Detecting resolution: [:bar] :current/:total (:percent) ', { total: playlist.items.length }) const results = [] for (const item of playlist.items) { bar.tick() const url = item.url const response = await instance .get(url) .then(helper.sleep(config.delay)) .catch(err => {}) if (response) { if (response.status === 200) { if (/^#EXTM3U/.test(response.data)) { const resolution = parseResolution(response.data) if (resolution) { item.resolution = resolution } } } } results.push(item) } playlist.items = results return playlist } function parseResolution(string) { const regex = /RESOLUTION=(\d+)x(\d+)/gm const match = string.matchAll(regex) const arr = Array.from(match).map(m => ({ width: parseInt(m[1]), height: parseInt(m[2]) })) return arr.length ? arr.reduce(function (prev, current) { return prev.height > current.height ? prev : current }) : undefined } async function updateFromEPG(playlist) { if (!config.epg) return playlist const tvgUrl = playlist.header.attrs['x-tvg-url'] if (!tvgUrl) return playlist console.info(` Adding data from '${tvgUrl}'...`) return helper .parseEPG(tvgUrl) .then(epg => { if (!epg) return playlist playlist.items.map(channel => { if (!channel.tvg.id) return channel const epgItem = epg.channels[channel.tvg.id] if (!epgItem) return channel if (!channel.tvg.name && epgItem.name.length) { channel.tvg.name = epgItem.name[0].value } if (!channel.language.length && epgItem.name.length && epgItem.name[0].lang) { channel.setLanguage(epgItem.name[0].lang) } if (!channel.logo && epgItem.icon.length) { channel.logo = epgItem.icon[0] } }) return playlist }) .catch(err => { console.log(`Error: EPG could not be loaded`) }) } async function removeUnsortedDuplicates(playlist) { console.info(` Looking for duplicates...`) const urls = globalBuffer.map(i => i.url) const items = playlist.items.filter(i => !urls.includes(i.url)) if (items.length === playlist.items.length) return playlist playlist.items = items return playlist } async function updatePlaylist(playlist) { const original = helper.readFile(playlist.url) let output = playlist.getHeader() for (let channel of playlist.items) { output += channel.toShortString() } if (original === output) { console.info(`No changes have been made.`) return false } else { helper.createFile(playlist.url, output) console.info(`Playlist has been updated.`) } return true } async function done() { console.info(` `) } function finish() { console.info('Done.') } main()