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105 lines
2.5 KiB
JavaScript
105 lines
2.5 KiB
JavaScript
const escapeStringRegexp = require('escape-string-regexp')
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const transliteration = require('transliteration')
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const iso6393 = require('@freearhey/iso-639-3')
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const categories = require('./categories')
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const regions = require('./regions')
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const utils = {}
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const intlDisplayNames = new Intl.DisplayNames(['en'], {
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style: 'narrow',
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type: 'region'
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})
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utils.name2id = function (name) {
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return transliteration
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.transliterate(name)
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.replace(/\+/gi, 'Plus')
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.replace(/[^a-z\d]+/gi, '')
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}
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utils.code2flag = function (code) {
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code = code.toUpperCase()
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switch (code) {
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case 'UK':
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return '🇬🇧'
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case 'INT':
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return '🌍'
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case 'UNDEFINED':
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return ''
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default:
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return code.replace(/./g, char => String.fromCodePoint(char.charCodeAt(0) + 127397))
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}
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}
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utils.region2codes = function (region) {
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region = region.toUpperCase()
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return regions[region] ? regions[region].codes : []
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}
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utils.code2name = function (code) {
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try {
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code = code.toUpperCase()
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if (regions[code]) return regions[code].name
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if (code === 'US') return 'United States'
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if (code === 'INT') return 'International'
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return intlDisplayNames.of(code)
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} catch (e) {
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return null
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}
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}
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utils.language2code = function (name) {
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const lang = iso6393.find(l => l.name === name)
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return lang && lang.code ? lang.code : null
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}
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utils.sortBy = function (arr, fields) {
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return arr.sort((a, b) => {
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for (let field of fields) {
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let propA = a[field] ? a[field].toLowerCase() : ''
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let propB = b[field] ? b[field].toLowerCase() : ''
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if (propA === 'undefined') return 1
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if (propB === 'undefined') return -1
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if (propA === 'other') return 1
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if (propB === 'other') return -1
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if (propA < propB) return -1
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if (propA > propB) return 1
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}
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return 0
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})
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}
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utils.escapeStringRegexp = function (scring) {
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return escapeStringRegexp(string)
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}
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utils.sleep = function (ms) {
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return function (x) {
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return new Promise(resolve => setTimeout(() => resolve(x), ms))
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}
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}
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utils.removeProtocol = function (string) {
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return string.replace(/(^\w+:|^)\/\//, '')
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}
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utils.filterPlaylists = function (arr, include = '', exclude = '') {
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if (include) {
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const included = include.split(',').map(filename => `channels/${filename}.m3u`)
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return arr.filter(i => included.indexOf(i.url) > -1)
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}
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if (exclude) {
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const excluded = exclude.split(',').map(filename => `channels/${filename}.m3u`)
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return arr.filter(i => excluded.indexOf(i.url) === -1)
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}
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return arr
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}
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module.exports = utils
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