// ==UserScript==
// @name        youtube_ex
// @namespace   http://userscripts.org/users/
// @include     https://www.youtube.com/*
// @version     0.2
// @grant	none
// @description enhanced youtube
// ==/UserScript==
//======  common ========
function parseQueryStringToDictionary(queryString)
{
var dictionary = {};
var pos=queryString.indexOf('?');
if (pos>=0)
{
queryString = queryString.substr(pos+1);
}
var parts = queryString.split('&');
for(var i = 0; i < parts.length; i++)
{
var keyValuePair = parts[i].split('=');
var key = keyValuePair[0];
var value = keyValuePair[1];
value = decodeURIComponent(value);
value = value.replace(/\+/g, ' ');
dictionary[key] = value;
}
return dictionary;
}
var obv_cfg={attributes: false, childList: true, characterData: false};
function observer_factory(callback, isforeach=true)
{
var cb=isforeach ? function(mutations) {mutations.forEach(callback);} : callback;
return new MutationObserver(cb);
}
function simpleRemoveElement(sel)
{
var sep=sel.indexOf("##");
var selector=sep>=0 ? sel.substr(sep+2) : sel;
var node=document.querySelector(selector);
if (node) node.parentNode.removeChild(node);
}
function killElementAttribute(attrname)
{
var nodes=document.querySelectorAll('['+attrname+']');
for (var i=0;i<nodes.length;i++)
{
nodes[i].removeAttribute(attrname);
}
}
//======= end of common =========
function trackless()
{
observer_factory(function (stub) {
killElementAttribute("data-sessionlink");
killElementAttribute("data-visibility-tracking");
},false).observe(document.body, obv_cfg);
}
trackless();
function norecommend()
{
Array.prototype.slice.call(document.querySelectorAll("span.view-count")).filter(function (node){
return /Recommended for you/i.test(node.innerHTML);
}).forEach(function (node){
var pnode=node.parentNode;
while (pnode.tagName.toLowerCase()!="a" || Array.prototype.slice.call(pnode.classList).indexOf("content-link")<0){
if (pnode==document.body) return;
pnode=pnode.parentNode;
}
var recommend_link=pnode.href;
while (pnode.tagName.toLowerCase()!="li" || Array.prototype.slice.call(pnode.classList).indexOf("video-list-item")<0){
if (pnode==document.body) return;
pnode=pnode.parentNode;
}
pnode.parentNode.removeChild(pnode);
var vid=parseQueryStringToDictionary(recommend_link).v;
//Array.prototype.slice.call(document.querySelectorAll('a#ytp-suggestion-set[href*="'+vid+'"]'));
});
}
norecommend();