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Adds an RSS feed button to YouTube channels next to the subscribe button
当前为
// ==UserScript==
// @name YouTube RSS Feed
// @namespace http://greasyforks.org/users/2240-doodles
// @author Doodles
// @version 15
// @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.*/*
// @grant none
// @run-at document-end
// @require http://ajax.googleapis.com/ajax/libs/jquery/1.11.3/jquery.min.js
// @updateVersion 15
// ==/UserScript==
(function() {
window.jQ=jQuery.noConflict(true);
RssFeedButton();
document.body.addEventListener("DOMSubtreeModified", SelectiveFire);
function SelectiveFire(){
setTimeout(function() {
if(jQ('#youtubeRssButton').length == 0){
RssFeedButton();
}
}, 2500);
}
function RssFeedButton(){
var rssFeedNew = "feed://www.youtube.com/feeds/videos.xml?channel_id=";
var rssFeed = "nope";
if(document.URL.indexOf("/playlist?list=") != -1){
rssFeed = "feed://gdata.youtube.com/feeds/api/playlists/" + document.URL.split("list=")[1].split("&")[0];
}else if(document.getElementById('c4-primary-header-contents') != null){
var metaId = jQ("meta[itemprop='channelId']");
if(metaId.length != 0){
rssFeed = rssFeedNew + jQ(metaId[0]).attr("content");
}else{
var linkRss = jQ("link[title='RSS']");
if(linkRss.length != 0){
rssFeed = jQ(linkRss[0]).attr("href");
if(rssFeed.startsWith("https")){
rssFeed = "feed" + rssFeed.substring(5);
}else if(rssFeed.startsWith("http")){
rssFeed = "feed" + rssFeed.substring(4);
}
}
}
}else if(document.URL.indexOf("/watch") != -1 && document.URL.indexOf("v=") != -1){
var metaId = jQ("meta[itemprop='channelId']");
if(metaId.length != 0){
rssFeed = rssFeedNew + jQ(metaId[0]).attr("content");
}
}
if(rssFeed != "nope"){
var button = document.createElement('button');
button.setAttribute('class', 'yt-uix-button yt-uix-button-size-default yt-uix-button-subscribe-branded yt-uix-button-has-icon no-icon-markup');
button.setAttribute('id', 'youtubeRssButton');
//button.setAttribute('class', 'yt-uix-button yt-uix-button-size-default yt-uix-button-subscribe-branded yt-uix-button-has-icon no-icon-markup yt-uix-subscription-button yt-can-buffer');
button.setAttribute('onclick', "parent.location='" + rssFeed + "'");
var outerSpan = document.createElement('span');
outerSpan.setAttribute('class', 'yt-uix-button-content');
var innerSpan = document.createElement('span');
innerSpan.setAttribute('class', 'subscribe-label');
innerSpan.appendChild(document.createTextNode('RSS Subscribe '));
button.appendChild(outerSpan);
outerSpan.appendChild(innerSpan);
jQ(button).css("background", "linear-gradient(#fd9b12, #fe6702)");
jQ(button).mouseover(function(){ jQ(this).css("background", "linear-gradient(#fe6702, #fd9b12)"); });
jQ(button).mouseout(function(){ jQ(this).css("background", "linear-gradient(#fd9b12, #fe6702)"); });
if(document.URL.indexOf("/playlist?list=") != -1){
var playlistControls = jQ("div.playlist-actions")[0];
if(playlistControls != null){
playlistControls.appendChild(button);
}
}else if(document.getElementById('c4-primary-header-contents') != null){
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);
}
}
}
}else if(document.URL.indexOf("/watch") != -1 && document.URL.indexOf("v=") != -1){
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);
}
}
if(jQ("link[title='RSS']").length == 0){
jQ('head').append('<link rel="alternate" type="application/rss+xml" title="RSS" href="' + rssFeed + '" />');
}
}
}
})();