Adds an RSS feed button to Youtube channels next to the subscribe button
От
// ==UserScript==
// @name YouTube RSS Feed
// @namespace http://greasyfork.org/users/2240-doodles
// @author Doodles
// @version 10
// @description Adds an RSS feed button to Youtube channels next to the subscribe button
// @icon http://i.imgur.com/Ty5HNbT.png
// @icon64 http://i.imgur.com/1FfVvNr.png
// @include *://*youtube.*/user/*
// @include *://*youtube.*/channel/*
// @include *://*youtube.*/watch*v=*
// @grant none
// @updateVersion 10
// ==/UserScript==
if(document.URL.indexOf("/user/") != -1 || document.URL.indexOf("/channel/") != -1)
{
var rss = chanGetLink();
if(rss != "//")
{
var button = chanCreateButton(rss);
var success = chanPlaceButton(button);
if(document.URL.indexOf("RSSSubscribe=now") != -1)
{
document.body.innerHTML = "<div align='center'><br><br>This page is where the RSS Feed is auto-opened " +
"from.<br>Just close this page.<br><br><a href='" + document.URL.replace("?RSSSubscribe=now","") +
"'>The channel</a> - <a href='"+rss+"'>The RSS Link</a></div>";
window.location.assign(rss);
}
}
}
else if(document.URL.indexOf("/watch") != -1 && document.URL.indexOf("v=") != -1)
{
var chanLink = vidGetLink();
if(chanLink != "//")
{
var button = vidCreateButton(chanLink);
var success = vidPlaceButton(button);
}
}
//
// METHODS
//
function chanGetLink() {
var links = document.getElementsByTagName("link");
for (var i = 0; i < links.length; i++)
{
var type = links[i].getAttribute("title");
if (type == "RSS")
{
return links[i].getAttribute("href");
}
}
return "//";
}
function chanCreateButton(rssLink) {
//
var button = document.createElement('button');
button.setAttribute('class', 'yt-subscription-button yt-subscription-button-js-default yt-uix-button yt-uix-button-subscribe-branded');
button.setAttribute('data-tooltip-text', 'Subscribe by RSS Feed');
button.setAttribute('onclick', "parent.location='" + rssLink + "'");
button.setAttribute('type', 'button');
button.setAttribute('role', 'button');
//
var outerSpan = document.createElement('span');
outerSpan.setAttribute('class', 'yt-uix-button-content');
//
var innerSpan = document.createElement('span');
innerSpan.setAttribute('class', 'subscribe-hh-label');
innerSpan.appendChild(document.createTextNode('RSS Subscribe '));
//
button.appendChild(outerSpan);
outerSpan.appendChild(innerSpan);
//
return button;
}
function chanPlaceButton(button) {
var header = document.getElementById('c4-primary-header-contents');
if(header != null)
{
var divs = header.getElementsByTagName('span');
for(var i = 0; i < divs.length;i++)
{
var cl = divs.item(i).getAttribute('class');
if(cl.indexOf("channel-header-subscription-button-container") != -1)
{
var firstButton = divs.item(i).getElementsByTagName('button')[0];
divs.item(i).insertBefore(button, firstButton);
var spacer = document.createTextNode(" ");
divs.item(i).insertBefore(spacer, firstButton);
}
}
}
}
function vidGetLink() {
var header = document.getElementById('watch7-user-header');
if(header != null)
{
var channelLink = "//";
var divs = header.getElementsByTagName('a');
for(var i = 0; i < divs.length;i++)
{
var cl = divs.item(i).getAttribute('class');
if(cl.indexOf("yt-user-name") != -1)
{
var hrefPart = divs.item(i).getAttribute('href');
var startPart = document.URL.split("/watch")[0];
channelLink = startPart + hrefPart;
break;
}
}
return channelLink;
}
}
function vidCreateButton(chanLink) {
//
var button = document.createElement('button');
button.setAttribute('class', 'yt-subscription-button yt-subscription-button-js-default yt-uix-button yt-uix-button-subscribe-branded');
button.setAttribute('onclick', "window.open('" + chanLink + "?RSSSubscribe=now" + "','_blank');");
button.setAttribute('type', 'button');
button.setAttribute('role', 'button');
//
var outerSpan = document.createElement('span');
outerSpan.setAttribute('class', 'yt-uix-button-content');
//
var innerSpan = document.createElement('span');
innerSpan.setAttribute('class', 'subscribe-hh-label');
innerSpan.appendChild(document.createTextNode('RSS Subscribe '));
//
button.appendChild(outerSpan);
outerSpan.appendChild(innerSpan);
//
return button;
}
function vidPlaceButton(button) {
var header = document.getElementById('watch7-subscription-container');
if(header != null)
{
var properSpan = header.getElementsByTagName('span')[0];
properSpan.insertBefore(document.createTextNode(" "), properSpan.firstChild);
properSpan.insertBefore(button, properSpan.firstChild);
}
}