mirror of
https://github.com/iptv-org/iptv.git
synced 2024-08-25 00:01:09 +02:00
226 lines
5.5 KiB
JavaScript
226 lines
5.5 KiB
JavaScript
const { program } = require('commander')
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const helper = require('./helper')
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const axios = require('axios')
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const ProgressBar = require('progress')
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const https = require('https')
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program
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.usage('[OPTIONS]...')
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.option('-d, --debug', 'Debug mode')
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.option('-c, --country <country>', 'Comma-separated list of country codes', '')
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.option('-e, --exclude <exclude>', 'Comma-separated list of country codes to be excluded', '')
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.option('--epg', 'Turn on EPG parser')
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.option('--resolution', 'Turn on resolution parser')
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.option('--delay <delay>', 'Delay between parser requests', 0)
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.option('--timeout <timeout>', 'Set timeout for each request', 5000)
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.parse(process.argv)
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const config = program.opts()
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const instance = axios.create({
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timeout: config.timeout,
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maxContentLength: 20000,
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httpsAgent: new https.Agent({
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rejectUnauthorized: false
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})
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})
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let globalBuffer = []
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async function main() {
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const index = parseIndex()
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for (const item of index.items) {
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await loadPlaylist(item.url)
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.then(addToBuffer)
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.then(sortChannels)
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.then(removeDuplicates)
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.then(detectResolution)
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.then(updateFromEPG)
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.then(updatePlaylist)
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.then(done)
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}
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if (index.items.length) {
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await loadPlaylist('channels/unsorted.m3u')
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.then(removeUnsortedDuplicates)
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.then(updatePlaylist)
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.then(done)
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}
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finish()
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}
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function parseIndex() {
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console.info(`Parsing 'index.m3u'...`)
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const playlist = helper.parsePlaylist('index.m3u')
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playlist.items = helper
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.filterPlaylists(playlist.items, config.country, config.exclude)
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.filter(i => i.url !== 'channels/unsorted.m3u')
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console.info(`Found ${playlist.items.length} playlist(s)\n`)
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return playlist
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}
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async function loadPlaylist(url) {
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console.info(`Processing '${url}'...`)
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const playlist = helper.parsePlaylist(url)
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playlist.url = url
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playlist.items = playlist.items
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.map(item => {
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return helper.createChannel(item)
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})
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.filter(i => i.url)
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return playlist
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}
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async function addToBuffer(playlist) {
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if (playlist.url === 'channels/unsorted.m3u') return playlist
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globalBuffer = globalBuffer.concat(playlist.items)
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return playlist
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}
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async function sortChannels(playlist) {
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console.info(` Sorting channels...`)
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playlist.items = helper.sortBy(playlist.items, ['name', 'url'])
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return playlist
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}
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async function removeDuplicates(playlist) {
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console.info(` Looking for duplicates...`)
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let buffer = {}
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const items = playlist.items.filter(i => {
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const result = typeof buffer[i.url] === 'undefined'
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if (result) {
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buffer[i.url] = true
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}
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return result
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})
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playlist.items = items
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return playlist
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}
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async function detectResolution(playlist) {
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if (!config.resolution) return playlist
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const bar = new ProgressBar(' Detecting resolution: [:bar] :current/:total (:percent) ', {
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total: playlist.items.length
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})
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const results = []
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for (const item of playlist.items) {
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bar.tick()
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const url = item.url
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const response = await instance
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.get(url)
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.then(helper.sleep(config.delay))
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.catch(err => {})
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if (response) {
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if (response.status === 200) {
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if (/^#EXTM3U/.test(response.data)) {
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const resolution = parseResolution(response.data)
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if (resolution) {
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item.resolution = resolution
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}
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}
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}
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}
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results.push(item)
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}
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playlist.items = results
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return playlist
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}
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function parseResolution(string) {
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const regex = /RESOLUTION=(\d+)x(\d+)/gm
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const match = string.matchAll(regex)
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const arr = Array.from(match).map(m => ({
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width: parseInt(m[1]),
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height: parseInt(m[2])
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}))
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return arr.length
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? arr.reduce(function (prev, current) {
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return prev.height > current.height ? prev : current
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})
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: undefined
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}
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async function updateFromEPG(playlist) {
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if (!config.epg) return playlist
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const tvgUrl = playlist.header.attrs['x-tvg-url']
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if (!tvgUrl) return playlist
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console.info(` Adding data from '${tvgUrl}'...`)
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return helper
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.parseEPG(tvgUrl)
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.then(epg => {
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if (!epg) return playlist
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playlist.items.map(channel => {
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if (!channel.tvg.id) return channel
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const epgItem = epg.channels[channel.tvg.id]
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if (!epgItem) return channel
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if (!channel.tvg.name && epgItem.name.length) {
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channel.tvg.name = epgItem.name[0].value
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}
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if (!channel.language.length && epgItem.name.length && epgItem.name[0].lang) {
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channel.setLanguage(epgItem.name[0].lang)
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}
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if (!channel.logo && epgItem.icon.length) {
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channel.logo = epgItem.icon[0]
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}
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})
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return playlist
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})
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.catch(err => {
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console.log(`Error: EPG could not be loaded`)
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})
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}
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async function removeUnsortedDuplicates(playlist) {
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console.info(` Looking for duplicates...`)
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const urls = globalBuffer.map(i => i.url)
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const items = playlist.items.filter(i => !urls.includes(i.url))
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if (items.length === playlist.items.length) return playlist
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playlist.items = items
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return playlist
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}
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async function updatePlaylist(playlist) {
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const original = helper.readFile(playlist.url)
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let output = playlist.getHeader()
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for (let channel of playlist.items) {
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output += channel.toShortString()
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}
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if (original === output) {
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console.info(`No changes have been made.`)
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return false
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} else {
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helper.createFile(playlist.url, output)
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console.info(`Playlist has been updated.`)
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}
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return true
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}
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async function done() {
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console.info(` `)
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}
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function finish() {
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console.info('Done.')
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}
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main()
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