var xmlhttp = new XMLHttpRequest();
var url = "https://www.instagram.com/p/B-Rl4iKp4HK/";

xmlhttp.onreadystatechange = function() {
    if (this.readyState == 4 && this.status == 200) {
        var htmlSource = this.responseText;

        if (htmlSource.indexOf('property="og:video"') > -1) {
            var VidLink = htmlSource.split('property="og:video"')[1].split('"')[1];

        } else if (htmlSource.indexOf('property="og:image"') > -1) {
            var ImgLink = htmlSource.split('property="og:image"')[1].split('"')[1];
        }

        document.getElementById("id01").innerHTML = VidLink + '</br></br>' + ImgLink;

    }
};
xmlhttp.open("GET", url, true);
xmlhttp.send();

function doGet() {
  return HtmlService.createHtmlOutputFromFile('Form.html');
}

function upload(e) { 
    
  try {
    
     // Folder ID of destination folder
     var destination_id = '16-9aR67D6HlSnQR9Nf_1CuV-Qz1CzB9C';
    
    // Converting files to image/jpeg.
    // You can use 'application/pdf', 'image/bmp', 'image/gif', 'image/jpeg' and 'image/png'.   
    var contentType = 'image/jpeg'; 
    
    var img = e.imageFile;

    var destination = DriveApp.getFolderById(destination_id);
    // var img = img.getAs(contentType); // for: CommConverting files and save as image/jpeg.
    destination.createFile(img);
    
    return "File Uploaded Successfully!";
    
  } catch (m) {
  return m.toString();
  }
  
}