mirror of
https://github.com/iptv-org/iptv.git
synced 2024-08-25 00:01:09 +02:00
260 lines
6.2 KiB
JavaScript
260 lines
6.2 KiB
JavaScript
const fs = require("fs")
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const path = require('path')
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const M3U8FileParser = require('m3u8-file-parser')
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const axios = require('axios')
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const zlib = require("zlib")
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const DOMParser = require('xmldom').DOMParser
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const urlParser = require('url')
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const supportedGroups = [ 'Auto','Business', 'CCTV', 'Classic','Comedy','Documentary','Education','Entertainment', 'Family','Fashion','Food', 'General', 'Health', 'History', 'Hobby', 'Kids', 'Legislative','Lifestyle','Local', 'Movies', 'Music', 'News', 'Quiz','Radio', 'Religious','Sci-Fi', 'Shop', 'Sport', 'Travel', 'Weather', 'XXX' ]
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const blacklist = [
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'80.80.160.168', // repeats on a loop
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'63.237.48.3', // not a live stream
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'189.216.247.113', // not working streams
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]
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let cache = {}
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class Playlist {
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constructor(data) {
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this.attrs = data.attrs
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this.items = data.items
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}
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getHeader() {
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let parts = ['#EXTM3U']
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for(let key in this.attrs) {
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let value = this.attrs[key]
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parts.push(`${key}="${value}"`)
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}
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return `${parts.join(' ')}\n`
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}
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}
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class Channel {
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constructor(data) {
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this.id = data.id || ''
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this.name = data.name || ''
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this.logo = data.logo || ''
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this.group = this._getGroup(data.group)
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this.url = data.url
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this.title = data.title
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}
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_getGroup(groupTitle) {
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if(!groupTitle) return ''
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const groupIndex = supportedGroups.map(g => g.toLowerCase()).indexOf(groupTitle.toLowerCase())
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if(groupIndex === -1) {
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groupTitle = ''
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} else {
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groupTitle = supportedGroups[groupIndex]
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}
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return groupTitle
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}
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toString() {
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const info = `-1 tvg-id="${this.id}" tvg-name="${this.name}" tvg-logo="${this.logo}" group-title="${this.group}",${this.title}`
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return '#EXTINF:' + info + '\n' + this.url + '\n'
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}
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}
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function parsePlaylist(filename) {
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const parser = new M3U8FileParser()
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const content = readFile(filename)
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parser.read(content)
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let results = parser.getResult()
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let contentMatches = content.match(/^.+(?=#|\n|\r)/g)
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let head = contentMatches.length ? contentMatches[0] : null
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let attrs = {}
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if(head) {
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const parts = head.split(' ').filter(p => p !== '#EXTM3U').filter(p => p)
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for(const attr of parts) {
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let attrParts = attr.split('=')
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attrs[attrParts[0]] = attrParts[1].replace(/\"/g, '')
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}
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}
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results.attrs = attrs
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return new Playlist({
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attrs: results.attrs,
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items: results.segments
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})
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}
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function createChannel(data) {
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return new Channel({
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id: data.id,
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name: data.name,
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logo: data.logo,
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group: data.group,
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url: data.url,
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title: data.title
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})
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}
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async function loadEPG(url) {
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const data = await getGzipped(url)
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const doc = new DOMParser().parseFromString(data, 'text/xml')
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const channelElements = doc.getElementsByTagName('channel')
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let channels = {}
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for(let i = 0; i < channelElements.length; i++) {
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let channel = {}
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let channelElement = channelElements[i]
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channel.id = channelElement.getAttribute('id')
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channel.names = []
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for(let nameElement of Object.values(channelElement.getElementsByTagName('display-name'))) {
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if(nameElement.firstChild) {
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channel.names.push(nameElement.firstChild.nodeValue)
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}
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}
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channel.names = channel.names.filter(n => n)
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const iconElements = channelElement.getElementsByTagName('icon')
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if(iconElements.length) {
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channel.icon = iconElements[0].getAttribute('src')
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}
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channels[channel.id] = channel
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}
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return Promise.resolve({
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url,
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channels
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})
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}
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function getGzipped(url) {
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const supportedTypes = ['application/x-gzip', 'application/octet-stream']
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return new Promise((resolve, reject) => {
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var buffer = []
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axios({
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method: 'get',
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url: url,
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responseType:'stream'
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}).then(res => {
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let stream
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if(supportedTypes.indexOf(res.headers['content-type']) > -1) {
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let gunzip = zlib.createGunzip()
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res.data.pipe(gunzip)
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stream = gunzip
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} else {
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stream = res.data
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}
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stream.on('data', function(data) {
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buffer.push(data.toString())
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}).on("end", function() {
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resolve(buffer.join(""))
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}).on("error", function(e) {
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reject(e)
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})
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}).catch(e => {
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reject(e)
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})
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})
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}
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function byTitleAndUrl(a, b) {
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var titleA = a.title.toLowerCase()
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var titleB = b.title.toLowerCase()
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var urlA = a.url.toLowerCase()
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var urlB = b.url.toLowerCase()
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if(titleA < titleB) return -1
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if(titleA > titleB) return 1
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if(urlA < urlB) return -1
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if(urlA > urlB) return 1
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return 0
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}
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function sortByTitleAndUrl(arr) {
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return arr.sort(byTitleAndUrl)
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}
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function readFile(filename) {
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return fs.readFileSync(path.resolve(__dirname) + `/../${filename}`, { encoding: "utf8" })
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}
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function appendToFile(filename, data) {
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fs.appendFileSync(path.resolve(__dirname) + '/../' + filename, data)
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}
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function createFile(filename, data) {
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fs.writeFileSync(path.resolve(__dirname) + '/../' + filename, data)
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}
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function getBasename(filename) {
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return path.basename(filename, path.extname(filename))
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}
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function addToCache(url) {
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let id = getUrlPath(url)
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cache[id] = true
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}
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function checkCache(url) {
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let id = getUrlPath(url)
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return cache.hasOwnProperty(id)
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}
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function clearCache() {
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cache = {}
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}
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function getUrlPath(u) {
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let parsed = urlParser.parse(u)
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let searchQuery = parsed.search || ''
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let path = parsed.host + parsed.pathname + searchQuery
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return path.toLowerCase()
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}
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function validateUrl(channelUrl) {
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const url = new URL(channelUrl)
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const host = url.hostname
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return blacklist.indexOf(host) === -1
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}
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function skipPlaylist(filename) {
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let testCountry = process.env.npm_config_country
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let excludeList = process.env.npm_config_exclude
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let excludeCountries = excludeList ? excludeList.split(',') : []
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if (testCountry && filename !== 'channels/' + testCountry + '.m3u') return true
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for(const countryCode of excludeCountries) {
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if (filename === 'channels/' + countryCode + '.m3u') return true
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}
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return false
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}
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module.exports = {
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parsePlaylist,
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sortByTitleAndUrl,
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appendToFile,
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createFile,
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readFile,
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loadEPG,
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createChannel,
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getBasename,
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addToCache,
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checkCache,
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clearCache,
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validateUrl,
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skipPlaylist
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} |