iptv/scripts/core/playlist.js

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const store = require('./store')
const _ = require('lodash')
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const playlist = {}
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class Playlist {
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constructor(items = [], options = {}) {
this.header = {}
if (options.public) {
let guides = items
.map(item => (item.guides.length ? item.guides[0].url : null))
.filter(i => i)
this.header['x-tvg-url'] = _.uniq(guides).sort().join(',')
}
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this.links = []
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for (const item of items) {
const stream = store.create(item)
let attrs
if (options.public) {
attrs = {
'tvg-id': stream.get('tvg_id'),
'tvg-country': stream.get('tvg_country'),
'tvg-language': stream.get('tvg_language'),
'tvg-logo': stream.get('tvg_logo'),
'user-agent': stream.get('http.user-agent') || undefined,
'group-title': stream.get('group_title')
}
} else {
attrs = {
'tvg-id': stream.get('tvg_id'),
status: stream.get('status'),
'user-agent': stream.get('http.user-agent') || undefined
}
}
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const vlcOpts = {
'http-referrer': stream.get('http.referrer') || undefined,
'http-user-agent': stream.get('http.user-agent') || undefined
}
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this.links.push({
url: stream.get('url'),
title: stream.get('title'),
attrs,
vlcOpts
})
}
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}
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toString() {
let output = `#EXTM3U`
for (const attr in this.header) {
const value = this.header[attr]
output += ` ${attr}="${value}"`
}
output += `\n`
for (const link of this.links) {
output += `#EXTINF:-1`
for (const name in link.attrs) {
const value = link.attrs[name]
if (value !== undefined) {
output += ` ${name}="${value}"`
}
}
output += `,${link.title}\n`
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for (const name in link.vlcOpts) {
const value = link.vlcOpts[name]
if (value !== undefined) {
output += `#EXTVLCOPT:${name}=${value}\n`
}
}
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output += `${link.url}\n`
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}
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return output
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}
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}
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playlist.create = function (items, options) {
return new Playlist(items, options)
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}
module.exports = playlist