No Embed Youtube

replace embed iframe, object with anchor link.
目前為 2014-05-27 提交的版本，檢視最新版本。
安裝腳本 ?
Wrap lines
// ==UserScript==
// @name        No Embed Youtube
// @description	replace embed iframe, object with anchor link.
// @namespace   eight04.blogspot.com
// @include     http*
// @exclude		http://www.youtube.com/watch*
// @exclude		https://www.youtube.com/watch*
// @version     1.1
// @grant       none
// @run-at		document-start
// ==/UserScript==

/*
embed code from youtube:
<iframe width="420" height="315" src="//www.youtube.com/embed/MOyueLEw2xo" frameborder="0" allowfullscreen></iframe>
<object width="420" height="315"><param name="movie" value="//www.youtube.com/v/MOyueLEw2xo?hl=zh_TW&amp;version=3"></param><param name="allowFullScreen" value="true"></param><param name="allowscriptaccess" value="always"></param><embed src="//www.youtube.com/v/MOyueLEw2xo?hl=zh_TW&amp;version=3" type="application/x-shockwave-flash" width="420" height="315" allowscriptaccess="always" allowfullscreen="true"></embed></object>
*/

"use strict";
/*
if(/youtube\.com\/(v|embed)\//.test(window.location.href)){
	// stop iframe loading
	// window.location.href = "about:blank";
	// is there a better way to pause page?
	// window.stop();
	// alert("pause");
	console.log(unsafeWindow.parent.unEmbed);
}else{
*/

let xpath = "//iframe[contains(@src,'youtube.com/embed/')]|" +
	"//object[./param[contains(@value,'youtube.com/v/')]]|" +
	"//embed[contains(@src,'youtube.com/v/') and not(ancestor::object)]";

let unEmbed = function(node){
	
	let result = document.evaluate(
		xpath, node, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);
	
	let i = 0;
	let element = null;
	
	while(element = result.snapshotItem(i++)){
		// iframe or embed
		let url = element.src;
		
		// object
		if(!url){
			for(let i = 0; i < element.childNodes.length; i++){
				let pa = element.childNodes[i];
				if(pa.getAttribute("name") == "movie"){
					url = pa.getAttribute("value");
					break;
				}
			}
		}
		
		if(!url){
			console.log("can't find url!", element);
			continue;
		}
		
		let id = url.match(/(embed|v)\/(.+?)(\?|&|$)/)[2];
		let a = document.createElement("a");
		let pageUrl = "http://www.youtube.com/watch?v=" + id;
		a.appendChild(document.createTextNode(pageUrl));
		a.setAttribute("href", pageUrl.replace("http:", ""));
		a.setAttribute("target", "_blank");
		a.className = "unembed";
		
		element.parentNode.replaceChild(a, element);
	}
};
document.addEventListener("DOMNodeInserted", function(e){
	unEmbed(e.target);
}, false);

// }
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