Userscripts.org

// This is a modification of http://userscripts.org/scripts/review/8177 which was based on http://userscripts.org/scripts/show/3982

// ==UserScript==
// @name          Download YouTube Video IV
// @namespace     http://norman.rasmussen.co.za/downloadyoutube
// @description   adds "Download This Video" link and icon (base on Download YouTube Video III)
// @include       http://*youtube.com/watch?v=*
// ==/UserScript==

(function() {
	function findPlaceToAdd() {
		el = document.getElementById("watch-ratings-views");
		if (el != null) return el;
		el = document.getElementById("watch-views-div");
		if (el != null) return el;
		el = document.getElementById("watch-player-div");
		if (el != null) return el;
		return null;
	}
	
	function getFLAddress() {
		return document.getElementById("movie_player").getAttribute("flashvars");
	}
	
	function getAddressVariable(address, variable) {
		return address.toString().split(variable+"=")[1].split("&")[0];
	}
	
	var imgdownload = document.createElement('img');
	imgdownload.setAttribute('class','alignMid');
	imgdownload.setAttribute('border','0');
	imgdownload.setAttribute('width','19');
	imgdownload.setAttribute('height','19');
	imgdownload.src = "data:image/gif,GIF89a%10%00%10%00%D55%00%E7%E7%E7xxxVVVUUUkkkRRR%85%85%85LLL%CE%CE%CE___%AB%AB%AB%D4%D4%D4%B5%B5%B5%3E%3E%3Eaaa%B2%B2%B2%2F%2F%2FDDD%CA%CA%CA%B7%B7%B7PPP333888%5C%5C%5C%A7%A7%A7%AD%AD%AD%DE%DE%DE%A4%A4%A4%D7%D7%D7%BB%BB%BB%C4%C4%C4%99%99%99eee%D0%D0%D0%B3%B3%B3%C1%C1%C1%A9%A9%A9%A1%A1%A1%90%90%90JJJ%F1%F1%F1%B1%B1%B1ZZZ%F5%F5%F5%F9%F9%F9EEE%FD%FD%FD%ED%ED%EDlll%2B%2B%2B%92%92%92%9F%9F%9F%FF%FF%FF%FF%FF%FF%00%00%00%00%00%00%00%00%00%00%00%00%00%00%00%00%00%00%00%00%00%00%00%00%00%00%00%00%00%00!%F9%04%01%00%005%00%2C%00%00%00%00%10%00%10%00%00%06%98%C0%9ApH%2C%0A5%25%98r%A9%24%15g%22%40kJm%7D0D%90't%EA%D2%BE'%8Ei3t0%18%85%F4b%5D%18u%1C%C3%8BB%A1%AA%DBU%19%C5e(%98%F9%FF%803%02C%142%86%87%882%14C'%06%06_%90_%8E'C%11%01%01.%99%9A.%97%11C%0D%04%04%2C%A3%A4%2C%A1%0DC%16%09%09%2B%AD%AE%2B%AB%16B%00%15%03%03(%B8%B9(%B6%15%005%08%10%07%07%2F%C4%C5%2F%C2%10%08%BF%021%CD%CE%CF1%02%CA%00%12%13%0F)%D8%D9)%0F%13%12%BEA%00%3B";
	
	flAddress = getFLAddress();
	video_id = getAddressVariable(flAddress, "video_id");
	t = getAddressVariable(flAddress, "t");
	
	flVideo = "get_video?video_id="+video_id+"&t="+t;
	
	links = findPlaceToAdd();
	
	var a = document.createElement('a');
	a.setAttribute('class','actionLink actionText');
	a.setAttribute('href',flVideo);
	a.innerHTML = document.getElementById('watch-vid-title').childNodes[1].innerHTML;

	var div = document.createElement('div');
	div.appendChild(imgdownload);
	div.innerHTML += '<span style="margin: 0px 0px 0px 4px;font-size: 16px;font-weight: bold;">Download: </span>';
	div.appendChild(a);
	
	links.appendChild(div);

})();