Fork all repositories from a user on GitHub

forkAllGitHubRepos.js

var totalForkCount;
var curForkCount=0;
var errorForkArray = new Array();

function initProcess(){
	var user = window.location.pathname.split('/')[1];
	var pageNo = 1;
	var hrefArray = new Array();
	while(hrefArray.length % 30 == 0){
		var resp = sendSyncAjax("https://github.com/"+user+"?tab=repositories&page="+pageNo);
		hrefArray = hrefArray.concat(getReposFromHtml(resp));
		pageNo++;
	}
	totalForkCount = hrefArray.length;
	forkAll(hrefArray);
}

function getReposFromHtml(response){
	var text = response.responseText;
	var parser = new DOMParser();
    var html = parser.parseFromString(text, "text/html");
	var repoCount = html.getElementsByClassName('d-inline-block mb-1').length;
	var hrefArray = new Array();
	for(var i=0; i<repoCount; i++){
		hrefArray.push(html.getElementsByClassName('d-inline-block mb-1')[i].getElementsByTagName('a')[0].href);
	}
	return hrefArray;
}


function sendSyncAjax(url){
	var xhr = new XMLHttpRequest();
	xhr.open('GET', url, false);
	xhr.send(null);
	return xhr;
}

function forkAll(hrefArray){
	var div = document.createElement('div');
	div.style.display='none';
	div.id='hdiv';
	document.body.appendChild(div);
	for (var i=0; i<hrefArray.length; i++){
		loadPageAndFork(hrefArray[i]);
	}
}

function loadPageAndFork(url){
	var xhr = new XMLHttpRequest();
	xhr.open('GET', url, true);
	xhr.onreadystatechange = function() {
	    if (this.readyState == 4 && this.status == 200) {
	       	var parser = new DOMParser();
	    	var html = parser.parseFromString(xhr.responseText, "text/html");
	    	if(html.getElementsByClassName('btn-with-count').length == 5){
	    		var actionUrl = html.getElementsByClassName('btn-with-count')[3].action;
	    		var formData = html.getElementsByClassName('btn-with-count')[3].getElementsByTagName('input');
	    		var postData = 'utf8=%E2%9C%93&authenticity_token='+encodeURIComponent(formData[1].value);
	    		sendForkRequest(actionUrl, postData);
	    	}else{
	    		errorForkArray.push(url);
	    		if(totalForkCount == curForkCount+errorForkArray.length){
	    			window.alert("Done forking "+totalForkCount+" repositories. Error with these: "+errorForkArray);
	    		}
	    	}
	    }
	};
	xhr.send(null);
}

function sendForkRequest(actionUrl, postData){
	var xhr = new XMLHttpRequest();
	xhr.open('POST', actionUrl, false);
	xhr.onreadystatechange = function() {
		if(this.readyState == 4){
			if (this.status == 200) {
		    	curForkCount++;
		    }else{
		    	errorForkArray.push(actionUrl);
		    }
		    if(totalForkCount == curForkCount+errorForkArray.length){
	    		window.alert("Done forking "+totalForkCount+" repositories. Error with these: "+errorForkArray);
	    	}
		}
	    
	}
	xhr.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	xhr.send(postData);
}

initProcess();