// ==UserScript==
// @name            BitChute: Video Download Button
// @namespace       org.sidneys.userscripts
// @homepage        https://gist.githubusercontent.com/sidneys/b4783b0450e07e12942aa22b3a11bc00/raw/
// @version         30.7.7
// @description     Adds a "Download" button to the BitChute player. Also downloads thumbnails. Supports WebTorrent and native player.
// @author          sidneys
// @icon            https://i.imgur.com/4GUWzW5.png
// @noframes
// @match           *://www.bitchute.com/*
// @require         https://openuserjs.org/src/libs/sizzle/GM_config.js
// @require         https://greasyfork.org/scripts/38888-greasemonkey-color-log/code/Greasemonkey%20%7C%20Color%20Log.js
// @require         https://greasyfork.org/scripts/374849-library-onelementready-es7/code/Library%20%7C%20onElementReady%20ES7.js
// @require         https://cdn.jsdelivr.net/npm/[email protected]/moment.min.js
// @connect         bitchute.com
// @grant           GM.addStyle
// @grant           GM.download
// @grant           GM.registerMenuCommand
// @grant           GM.unregisterMenuCommand
// @grant           GM_getValue
// @grant           GM_setValue
// @grant           unsafeWindow
// @run-at          document-start
// ==/UserScript==
/**
* ESLint
* @global
*/
/* global Debug, onElementReady, moment */
Debug = false
/**
* Defaults
* @constant
* @default
*/
const timestampFormat = 'YYYY-MM-DD'
const fileTitleSeparator = ' '
// const imageExtensions = ['jpg', 'png']
/**
* Inject Stylesheet
*/
let injectStylesheet = () => {
console.debug('injectStylesheet')
GM.addStyle(`
/* ==========================================================================
ELEMENTS
========================================================================== */
/* a.plyr__control__download
========================================================================== */
a.plyr__control__download,
a.plyr__control__download:hover
{
color: rgb(255, 255, 255);
display: inline-block;
animation: fade-in 0.3s;
pointer-events: all;
filter: none;
cursor: pointer;
white-space: nowrap;
transition: all 500ms ease-in-out;
}
a.plyr__control__download:not(.plyr__control__download--download-ready)
{
opacity: 0;
width: 0;
padding: 0;
}
a.plyr__control__download--download-error
{
animation: 5000ms flash-red cubic-bezier(0.455, 0.03, 0.515, 0.955) 0s;
}
a.plyr__control__download--download-started
{
color: rgb(48, 162, 71);
pointer-events: none;
cursor: default;
animation:  1000ms pulsating-opacity cubic-bezier(0.455, 0.03, 0.515, 0.955) 0s infinite alternate;
}
/* ==========================================================================
ANIMATIONS
========================================================================== */
@keyframes pulsating-opacity
{
0% { filter: opacity(1); }
25% { filter: opacity(1); }
50% { filter: opacity(0.75); }
75% { filter: opacity(1); }
100% { filter: opacity(1); }
}
@keyframes flash-red
{
0% { color: unset; }
5% { color: rgb(239, 65, 54); }
50% { color: rgb(239, 65, 54); }
80% { color: rgb(239, 65, 54); }
100% { color: unset; }
}
`)
}
/**
* @callback saveAsCallback
* @param {Error} error - Error
* @param {Number} progress - Progress fraction
* @param {Boolean} complete - Completion Yes/No
*/
/**
* Download File via Greasemonkey
* @param {String} url - Target URL
* @param {String} fileName - Target Filename
* @param {saveAsCallback} callback - Callback
*/
let saveAs = (url, fileName, callback = () => {}) => {
console.debug('saveAs')
// Parse URL
const urlObject = new URL(url)
const urlHref = urlObject.href
// Download
// noinspection JSValidateTypes
GM.download({
url: urlHref,
name: fileName,
saveAs: true,
onerror: (download) => {
console.debug('saveAs', 'onerror')
callback(new Error(download.error ? download.error.toUpperCase() : 'Unknown'))
},
onload: () => {
console.debug('saveAs', 'onload')
callback(null)
},
ontimeout: () => {
console.debug('saveAs', 'ontimeout')
callback(new Error('Network timeout'))
}
})
}
/**
* Sanitize file name component for safe usage ("filename:.extension" -> )
* @param {String} fileName - File name
* @return {String} - Safe Filename
*/
let sanitizeFileNameComponent = (fileName = '') => fileName.replace(/[^a-z0-9._-]/gi, '_')
/**
* Parse file title ("title.extension")
* @param {String} filePath - File path
* @return {String} File title
*/
let parseFileTitle = (filePath = '') => filePath.split('/').pop().split('.')[0]
/**
* Parse file extension ("title.extension")
* @param {String} filePath - File path
* @return {String} File extension
*/
let parseFileExtension = (filePath = '') => {
console.debug('parseFileExtension')
// Apply regular expression
const r###ltList = /.+\.(.+)$/.exec(filePath)
// Return
return r###ltList ? r###ltList[1] : void 0
}
/**
* Look up Video Timestamp
* @return {String|void} - Video Timestamp
*/
let lookupVideoTimestamp = () => {
console.debug('lookupVideoTimestamp')
// Look up
const element = document.querySelector('.video-publish-date')
if (!element) { return }
// Format date components
const text = element.textContent.split('at').pop()
const formatted = moment.utc(text, 'HH:mm UTC on MMMM Do, YYYY').format(timestampFormat)
// Return
return formatted
}
/**
* Look up Video Author
* @return {String|void} - Video Author
*/
let lookupVideoAuthor = () => {
console.debug('lookupVideoAuthor')
// Look up
const element = document.querySelector('p.owner > a')
// Return
return element ? element.textContent.trim() : void 0
}
/**
* Look up Video Title
* @return {String|void} - Video Title
*/
let lookupVideoTitle = () => {
console.debug('lookupVideoTitle')
// Look up
const element = document.querySelector('h1.page-title') || document.querySelector('title')
// Return
return element ? element.textContent.trim() : void 0
}
/**
* Look up Video Poster Image
* @return {String|void} - Poster Image URL
*/
let lookupPosterUrl = () => {
console.debug('lookupVideoPoster')
// Look up
const url = document.querySelector('video').poster || document.querySelector('meta[name="twitter:url"]')
// Return
return url
}
/**
* Generate file title for downloaded files ("title.extension")
* @return {String} File name
*/
let generateDownloadedFileTitle = () => {
console.debug('generateDownloadedFileTitle')
// Lookup file title components
const timestamp = lookupVideoTimestamp()
const author = sanitizeFileNameComponent(lookupVideoAuthor())
const title = sanitizeFileNameComponent(lookupVideoTitle())
// Set file title components, removing empty components
let fileTitleList = [ timestamp, author, title ]
fileTitleList = fileTitleList.filter(Boolean)
// Join file title components
const fileTitle = fileTitleList.join(fileTitleSeparator)
// Return
return fileTitle
}
/**
* Render download button
* @param {Array} urlList - Target URLs
*/
let renderDownloadButton = (urlList) => {
console.debug('renderDownloadButton')
/**
* Create Button
*/
// Setup Button Element
const anchorElement = document.createElement('a')
anchorElement.className = 'plyr__control plyr__control__download'
anchorElement.innerHTML = `
<svg role="presentation" focusable="false" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512">
<path fill="currentColor" d="M216 0h80c13.3 0 24 10.7 24 24v168h87.7c17.8 0 26.7 21.5 14.1 34.1L269.7 378.3c-7.5 7.5-19.8 7.5-27.3 0L90.1 226.1c-12.6-12.6-3.7-34.1 14.1-34.1H192V24c0-13.3 10.7-24 24-24zm296 376v112c0 13.3-10.7 24-24 24H24c-13.3 0-24-10.7-24-24V376c0-13.3 10.7-24 24-24h146.7l49 49c20.1 20.1 52.5 20.1 72.6 0l49-49H488c13.3 0 24 10.7 24 24zm-124 88c0-11-9-20-20-20s-20 9-20 20 9 20 20 20 20-9 20-20zm64 0c0-11-9-20-20-20s-20 9-20 20 9 20 20 20 20-9 20-20z"></path>
</svg>
<span class="plyr__tooltip">Download Video</span>
`
//anchorElement.href = '#'
anchorElement.href = urlList[0]
anchorElement.target = '_blank'
anchorElement.rel = 'noopener noreferrer'
anchorElement.type = 'video/mp4'
// Render Button Element
const parentElement = document.querySelector('.plyr__controls')
parentElement.appendChild(anchorElement)
anchorElement.classList.add('plyr__control__download--download-ready')
/**
const thumbnail = GM_config.get('Thumbnail')
console.warn(11111, urlList)
console.warn(44444, thumbnail)
/**
* URL Filter / Restrict downloads
*/
/** if (thumbnail) {
urlList = urlList.filter((url) => {
const extension = url.split('.').pop()
console.warn(33333, extension)
if (imageExtensions.includes(extension)) { return false }
})
}
console.warn(22222, urlList)
*/
/**
* Download URLs
*/
// Add Button Events
anchorElement.onclick = (event) => {
// Cancel regular download
event.preventDefault()
// Reset classes
anchorElement.classList.remove('plyr__control__download--download-error')
anchorElement.classList.add('plyr__control__download--download-started')
// Download each URL
urlList.forEach((url, urlIndex) => {
// Parse URL
const urlObject = new URL(url)
const urlHref = urlObject.href
const urlPathname = urlObject.pathname
// Generate file name
const fileTitle = generateDownloadedFileTitle() || parseFileTitle(urlPathname)
const fileExtension = parseFileExtension(urlPathname)
const fileName = fileTitle + (fileExtension ? `.${fileExtension}` : '')
// Status
console.info('Downloading:', urlHref, `(${urlIndex + 1} of ${urlList.length})`)
// Start download
saveAs(urlHref, fileName, (error) => {
// Error
if (error) {
anchorElement.classList.remove('plyr__control__download--download-started')
anchorElement.classList.add('plyr__control__download--download-error')
return
}
// Success
anchorElement.classList.remove('plyr__control__download--download-started')
// Status
console.info('Download complete:', fileName)
})
})
}
// Status
console.debug('Download button added for URLs:', urlList.join(', '))
}
/**
* Init
*/
let init = () => {
console.info('init')
// Add Stylesheet
injectStylesheet()
//GM.registerMenuCommand('Download thumbnails', func)
GM_config.init(
{
'id': 'MyConfig',
'title': 'Script Settings',
'fields':
{
'Thumbnails':
{
'label': 'Download Thumbnails',
'type': 'checkbox',
'default': true
}
}
})
// GM_config.open()
// Wait for HTML video player (.plyr)
onElementReady('.plyr', false, () => {
// Check if BitChute is using WebTorrent Player or Native Player
if (unsafeWindow.webtorrent) {
console.info('Detected WebTorrent Video Player.')
// WebTorrent: Wait for WebTorrent instance
const torrent = unsafeWindow.webtorrent.torrents[0]
torrent.on('ready', () => {
// Create Download Button for Poster Image and Video
// renderDownloadButton([ lookupPosterUrl(), torrent.urlList[0] ])
renderDownloadButton([ torrent.urlList[0] ])
})
} else {
console.info('Detected Native Video Player.')
// Native Player: Wait for <source> element
onElementReady('source', false, (element) => {
// Create Download Button for Poster Image and Video
// rrenderDownloadButton([ lookupPosterUrl(), element.src ])
renderDownloadButton([ element.src ])
})
}
})
}
/**
* @listens document:Event#readystatechange
*/
document.addEventListener('readystatechange', () => {
console.debug('document#readystatechange', document.readyState)
if (document.readyState === 'interactive') { init() }
})