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const puppeteer = require('puppeteer');
const Xvfb = require('xvfb');
var exec = require('child_process').exec;
const fs = require('fs');
const os = require('os');
const homedir = os.homedir();
const platform = os.platform();
var xvfb = new Xvfb({
silent: true,
xvfb_args: ["-screen", "0", "1280x800x24", "-ac", "-nolisten", "tcp", "-dpi", "96", "+extension", "RANDR"]
});
var width = 1280;
var height = 720;
var options = {
headless: false,
args: [
'--enable-usermedia-screen-capturing',
'--allow-http-screen-capture',
'--auto-select-desktop-capture-source=bbbrecorder',
'--load-extension=' + __dirname,
'--disable-extensions-except=' + __dirname,
'--disable-infobars',
'--no-sandbox',
'--shm-size=1gb',
'--disable-dev-shm-usage',
`--window-size=${width},${height}`,
],
}
if(platform == "linux"){
options.executablePath = "/usr/bin/google-chrome"
}else if(platform == "darwin"){
options.executablePath = "/Applications/Google\ Chrome.app/Contents/MacOS/Google\ Chrome"
}
async function main() {
try{
if(platform == "linux"){
xvfb.startSync()
}
var url = process.argv[2],
exportname = process.argv[3],
duration = process.argv[4],
convert = process.argv[5]
if(!url){ url = 'https://www.mynaparrot.com/' }
if(!exportname){ exportname = 'export.webm' }
if(!duration){ duration = 10 }
if(!convert){ convert = false }
const browser = await puppeteer.launch(options)
const pages = await browser.pages()
const page = pages[0]
page.on('console', msg => {
var m = msg.text();
console.log('PAGE LOG:', m)
});
await page._client.send('Emulation.clearDeviceMetricsOverride')
await page.goto(url, {waitUntil: 'networkidle2'})
await page.setBypassCSP(true)
await page.waitForSelector('button[class=acorn-play-button]');
await page.$eval('#navbar', element => element.style.display = "none");
await page.$eval('#copyright', element => element.style.display = "none");
await page.$eval('.acorn-controls', element => element.style.display = "none");
await page.click('video[id=video]', {waitUntil: 'domcontentloaded'});
await page.evaluate((x) => {
console.log("REC_START");
window.postMessage({type: 'REC_START'}, '*')
})
// Perform any actions that have to be captured in the exported video
await page.waitFor((duration * 1000))
await page.evaluate(filename=>{
window.postMessage({type: 'SET_EXPORT_PATH', filename: filename}, '*')
window.postMessage({type: 'REC_STOP'}, '*')
}, exportname)
// Wait for download of webm to complete
await page.waitForSelector('html.downloadComplete', {timeout: 0})
await page.close()
await browser.close()
if(platform == "linux"){
xvfb.stopSync()
}
if(convert){
convertAndCopy(exportname)
}else{
copyOnly(exportname)
}
}catch(err) {
console.log(err)
}
}
main()
function convertAndCopy(filename){
var copyFromPath = homedir + "/Downloads";
var copyToPath = "/var/www/bigbluebutton-default/record";
var onlyfileName = filename.split(".webm")
var mp4File = onlyfileName[0] + ".mp4"
var copyFrom = copyFromPath + "/" + filename + ""
var copyTo = copyToPath + "/" + mp4File;
if(!fs.existsSync(copyToPath)){
fs.mkdirSync(copyToPath);
}
console.log(copyTo);
console.log(copyFrom);
var cmd = "ffmpeg -y -i '" + copyFrom + "' -c:v libx264 -preset veryfast -movflags faststart -profile:v high -level 4.2 -max_muxing_queue_size 9999 -vf mpdecimate -vsync vfr '" + copyTo + "'";
console.log("converting using: " + cmd);
exec(cmd, function(err, stdout, stderr) {
if (err) console.log('err:\n' + err);
//if (stderr) console.log('stderr:\n' + stderr);
if(!err){
console.log("Now deleting " + copyFrom)
try {
fs.unlinkSync(copyFrom);
console.log('successfully deleted ' + copyFrom);
} catch (err) {
console.log(err)
}
}
});
}
function copyOnly(filename){
var copyFrom = homedir + "/Downloads/" + filename;
var copyToPath = "/var/www/bigbluebutton-default/record";
var copyTo = copyToPath + "/" + filename;
if(!fs.existsSync(copyToPath)){
fs.mkdirSync(copyToPath);
}
try {
fs.copyFileSync(copyFrom, copyTo)
console.log('successfully copied ' + copyTo);
fs.unlinkSync(copyFrom);
console.log('successfully delete ' + copyFrom);
} catch (err) {
console.log(err)
}
}
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