Ingest a Google Group with attached files and upload them to a specific endpoint

ingest.js

var jq = document.createElement('script');
jq.src = "//ajax.googleapis.com/ajax/libs/jquery/1.10.1/jquery.min.js";
document.getElementsByTagName('head')[0].appendChild(jq);


function dataURItoBlob(dataURI) {
    var binary = atob(dataURI.split(',')[1]);
    var array = [];
    for(var i = 0; i < binary.length; i++) {
        array.push(binary.charCodeAt(i));
    }
    return new Blob([new Uint8Array(array)], {type: 'image/jpeg'});
}

var ingest = function($this)
{
  
		
		console.log($this.html());
		
		$this.css('background-color','#E0DD1B').find('.GGYB0KICPCB').click();

	
		setTimeout(function(){		
			var form = new FormData(),
				xhr = new XMLHttpRequest();
				
				xhr.open('post','/',true);
				
				var $body = $this.find('.GGYB0KICMBB');
				
				
				console.log($body.text());
				
				form.append('comments',$body.text());
				
				console.log($body.find('[href^="mailto"]').text());
				
				form.append('submitter',$body.find('[href^="mailto"]').text());
			
				var imageURL = $this.find('.GGYB0KICL0C .gwt-Anchor').first().attr('href');
				
				console.log(imageURL);
				
				if (imageURL)
				{		
					var img = new Image();
				    img.src = imageURL;
				    img.onload = function () {
				
				
					    var canvas = document.createElement("canvas");
					    canvas.width =this.width;
					    canvas.height =this.height;
					
					    var ctx = canvas.getContext("2d");
					    ctx.drawImage(this, 0, 0);
					
					
					    var dataURL = canvas.toDataURL("image/png");
					
					    var blob = dataURItoBlob(dataURL);
					   
					    
					    if (blob.size > 0)
					    {
					    	form.append('userfile',blob);
					    
					    	console.log(blob);
					    
							xhr.onreadystatechange = function() {
								if (xhr.readyState == xhr.DONE)
								{
									if (xhr.status == 200)
									{
										$this.css('background-color','#1BE042');
									}
									else
									{
										$this.css('background-color','#E01B1B');
									}
									ingest($this.next());
								}
							}
					    
					    	xhr.send(form);
					    }
				
				    }
			    }	
			    else 
			    {
			    	$this.css('background-color','#E08E1B');
				    ingest($this.next());
			    }
		    },1000);
			
}

ingest($('.GGYB0KICDCB').first());