Preparation for DSGVO/GDPR to save multiple website as screenshot (PNG) and html. This script can emulate a click on a button like "newsletter subscription" by giving a third (a class name) or fourth (a id) parameter. To get this powershell running, please download https://bitbucket.org/ariya/phantomjs/downloads/phantomjs-2.1.1-windows.zip and p…

links.json

[
    {
        "link":  "https://www.example.com/datenschutzbestimmungen",
        "title":  "Datenschutz"
    },
    {
        "link":  "https://newsletterpopup.de",
        "title":  "Datenschutz_Newsletter"
    }
	
]

phantomdocumentation.js

/*
  helper for formatted date and time
*/
function getCurrentDateTime() {
  
  /*
    function based on https://stackoverflow.com/questions/25275696/javascript-format-date-time
  */  
    
  var today = new Date(Date.now());  
  var ss = today.getSeconds();
  var MM = today.getMinutes();                      
  var hh = today.getHours();
  var dd = today.getDate();
  var mm = today.getMonth()+1; //January is 0!    
  var yyyy = today.getFullYear();
  
  if(ss<10){ ss='0'+ss; }
  if(MM<10){ MM='0'+MM; }
  if(hh<10){ hh='0'+hh; }
  if(dd<10){ dd='0'+dd; } 
  if(mm<10){ mm='0'+mm; } 
  
  return yyyy + mm + dd + hh + MM + ss;

}

/*
  create the screenshot for a url and give it a name (datetime and name will be concatenated for filename.png)
  buttonClass or buttonId is optional to press a button in between (e.g. a popup)
*/
function createScreenshot(url, name, datetime, buttonClass, buttonId) {

  var page = require('webpage').create();
  page.viewportSize = { width: 1920, height: 1080 };
  
  // only needed when you want to enforce page.evaluate print the console output
  /*
  page.onConsoleMessage = function(msg) {
    console.log(msg); 
  }
  */
    //console.log("Datum: " + datetime);
  page.open(url, function(status) {	  
    console.log("Status: " + status);
    if(status === "success") {
               
      // press a specific button on the website identified by class or id
      page.evaluate(function(buttonClass,buttonId) {
        
        if (typeof(buttonClass) !== 'undefined') {
          console.log('pressing button with class name' + buttonClass);
          document.getElementsByClassName(buttonClass)[0].click();
        }
        if (typeof(buttonId) !== 'undefined') {
          console.log('pressing button with id' + buttonId);
          document.getElementById(buttonId).click();
        }
        
        waitforload = true;
        
      }, buttonClass, buttonId);

      //var datetime = getCurrentDateTime();
        
      
	  // create screenshot            
      page.render('grabs/' + datetime + '_' + name.toLowerCase() + '.png');
      
      // save as html
      fs.write('grabs/' + datetime + '_' + name.toLowerCase() + '.html', page.content, 'w');
                  
    }
    
    phantom.exit();
    
  });

}


/*
  MAIN PROCESS
*/

var fs = require('fs');
var system = require('system');
var args = system.args;

// only needed if you want to see all args given by the CLI
/*
args.forEach(function(arg, i) {
    console.log(i + ': ' + arg);
});
*/

createScreenshot(args[1], args[2], args[3], args[4], args[5]); 

phantomdocumentation.ps1

################################################
#
# SCRIPT ROOT
#
################################################


# script root path
if ($MyInvocation.MyCommand.CommandType -eq "ExternalScript")
{ $scriptPath = Split-Path -Parent -Path $MyInvocation.MyCommand.Definition }
else
{ $scriptPath = Split-Path -Parent -Path ([Environment]::GetCommandLineArgs()[0]) }

cd $scriptPath


################################################
#
# SETTINGS
#
################################################

$timestamp = [datetime]::UtcNow.ToString("yyyyMMddHHmmss")

$links = Get-Content -Path "links.json" -Encoding Default | ConvertFrom-Json

"$( [datetime]::UtcNow.ToString("yyyyMMddHHmmss") )`t--------------------------------" >> "log.txt"


################################################
#
# SCREENGRABBING
#
################################################

$links | ForEach {
    
    
    "$( [datetime]::UtcNow.ToString("yyyyMMddHHmmss") )`tGenerating screenshot and file for url ""$( $_.link )"" with title ""$( $_.title )""" >> "log.txt"
    $returnValue = ""
    $returnValue = .\phantomjs.exe .\phantomdocumentation.js $_.link $_.title $timestamp 
    "$( [datetime]::UtcNow.ToString("yyyyMMddHHmmss") )`t$( $returnValue )" >> "log.txt"
}