unsplash images downloader

unsplash-download.js

/**
 *
 * > unsplash images downloader
 *
 * # Installtion
 *  ~$ npm install jsdom
 *
 * # Usage
 * ~$ node unsplash.js
 */
var jsdom = require("jsdom");
//
;(function main(n, stop, arr, callback){
	jsdom.env("https://unsplash.com/?page=" + n, [
		"http://code.jquery.com/jquery.js"
	], function(err, window){
		if(err) return callback(err);
		var $ = window.jQuery;
		if(++n <= stop && ($("img").each(function(i, img){
			var src = img.src.split('?')[0];
			!~arr.indexOf(src) && arr.push(src); // && console.log(src);
		}).size() > 0)){
			 main(n, stop, arr, callback);
		}else{
			callback(null, arr);
		}
	});
})(1, 1000 * 1000, [], function(err, images){
	console.log(images);
});