// ==UserScript==
// @name         NRK subtitle download
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  Download subtitles from tv.nrk.no
// @author       cvzi
// @copyright    2021, cuzi (https://openuserjs.org/users/cuzi)
// @license      MIT
// @match        https://tv.nrk.no/*
// @icon         https://tv.nrk.no/apple-touch-icon.png
// @grant        GM.xmlHttpRequest
// @grant        GM.registerMenuCommand
// ==/UserScript==
/* globals GM */
(function () {
'use strict'
const PROGRAM_URL = 'https://psapi.nrk.no/programs/$pid'
function container () {
let div = document.getElementById('videosrcs84519')
if (!div) {
div = document.createElement('div')
div.id = 'videosrcs84519'
document.body.appendChild(div)
document.head.appendChild(document.createElement('style')).innerHTML = `
#videosrcs84519 {
position:fixed;
z-index:99999;
top:0px;
left:0px;
padding:5px;
margin:0px;
background:white;
color:black;
border:2px solid black;
font-family:monospace;
font-size:14px;
}
#videosrcs84519 a:link {color:blue; text-decoration:underline;font-size:14px;font-family:monospace;}
#videosrcs84519 a:visited {color:#660973; text-decoration:underline;font-size:14px;font-family:monospace;}
`
}
div.innerHTML = ''
return div
}
function link (url) {
const a = document.createElement('a')
a.href = url
a.target = '_blank'
let text = url.toString()
a.title = text
if (text.length > 160) {
text = text.substring(0, 78) + '...' + text.substring(text.length - 78)
}
a.appendChild(document.createTextNode(text))
return a
}
const lst = new Set()
const m3u8s = new Set()
function m3u8 (url) {
if (!url.endsWith('m3u8') || m3u8s.has(url)) {
return
}
m3u8s.add(url)
GM.xmlHttpRequest({
method: 'GET',
url: url,
onload: function (response) {
response.responseText.split('\n').forEach(function (line) {
if (line.trim().startsWith('#')) {
return
}
if (line.startsWith('http')) {
lst.add(line)
} else {
const parts = url.split('/')
parts.pop()
parts.push(line)
lst.add(parts.join('/'))
}
})
listUrls()
}
})
}
function findProgramId () {
if (document.querySelector('meta[property="nrk:program-id"]')) {
return document.querySelector('meta[property="nrk:program-id"]').content
} else if (document.querySelector('[data-program-id]')) {
return document.querySelector('[data-program-id]').dataset.programId
} else {
let m = document.documentElement.innerHTML.match(/"prfId":"(\w+?)"/)
if (m) {
return m[1]
} else {
m = document.documentElement.innerHTML.match(/prf:(\w+?)/)
if (m) {
return m[1]
}
}
}
return null
}
let iv = null
function listUrls () {
const programId = findProgramId()
if (programId) {
GM.xmlHttpRequest({
method: 'GET',
url: PROGRAM_URL.replace('$pid', programId),
onload: function (response) {
const data = JSON.parse(response.responseText)
data.mediaAssetsOnDemand.forEach(function (episode) {
lst.add(decodeURIComponent(episode.webVttSubtitles))
m3u8(decodeURIComponent(episode.webVttSubtitles))
lst.add(decodeURIComponent(episode.timedTextSubtitl###rl))
m3u8(decodeURIComponent(episode.timedTextSubtitl###rl))
const c = container()
lst.forEach(function (src) {
c.appendChild(link(src))
c.appendChild(document.createElement('br'))
})
let button = c.appendChild(document.createElement('button'))
button.addEventListener('click', function () {
window.clearInterval(iv)
c.remove()
})
button.appendChild(document.createTextNode('Close'))
button = c.appendChild(document.createElement('button'))
button.addEventListener('click', () => listUrls())
button.appendChild(document.createTextNode('Refresh'))
})
}
})
}
}
GM.registerMenuCommand('List NRK subtitles', listUrls)
iv = window.setInterval(listUrls, 5000)
})()