Converts URLs into clickable links on YouTube Shorts.
当前为
// ==UserScript==
// @name YouTube Shorts Linkify
// @namespace http://tampermonkey.net/
// @author UniverseDev
// @license GPL-3.0-or-later
// @version 1.2
// @description Converts URLs into clickable links on YouTube Shorts.
// @match https://www.youtube.com/shorts/*
// @icon https://www.google.com/s2/favicons?domain=www.youtube.com&sz=64
// @grant none
// ==/UserScript==
(function(){
'use strict';
let tooltipElement = document.createElement('div');
tooltipElement.className = 'custom-tooltip';
tooltipElement.style.display = 'none';
const urlRegex = /\b((?:https?:\/\/)?(?:www\.)?[a-zA-Z0-9-]+(?:\.[a-zA-Z0-9-]+)*\.[a-zA-Z]{2,}(?:\/\S*?))(?=\s|$)/g;
function isInsideTooltip(node) {
let current = node.parentNode;
while (current) {
if (current.classList && current.classList.contains('custom-tooltip')) {
return true;
}
current = current.parentNode;
}
return false;
}
function linkifyTextNode(textNode) {
if (!textNode.nodeValue) return;
urlRegex.lastIndex = 0;
if (!urlRegex.test(textNode.nodeValue)) return;
const span = document.createElement('span');
const text = textNode.nodeValue;
let lastIndex = 0;
urlRegex.lastIndex = 0;
let match;
while ((match = urlRegex.exec(text)) !== null) {
const url = match[1];
const index = match.index;
span.appendChild(document.createTextNode(text.substring(lastIndex, index)));
const a = document.createElement('a');
a.className = 'yt-short-linkify';
a.href = /^https?:\/\//i.test(url) ? url : 'https://' + url;
a.target = '_blank';
a.rel = 'noopener noreferrer';
a.textContent = url;
a.addEventListener('mouseenter', function() {
tooltipElement.textContent = url;
tooltipElement.style.display = 'block';
const rect = a.getBoundingClientRect();
const tooltipRect = tooltipElement.getBoundingClientRect();
tooltipElement.style.left = (rect.left + window.pageXOffset) + 'px';
tooltipElement.style.top = (rect.top + window.pageYOffset - tooltipRect.height - 5) + 'px';
});
a.addEventListener('mouseleave', function() {
tooltipElement.style.display = 'none';
});
span.appendChild(a);
lastIndex = index + url.length;
}
span.appendChild(document.createTextNode(text.substring(lastIndex)));
textNode.parentNode.replaceChild(span, textNode);
}
function linkifyElement(element) {
const treeWalker = document.createTreeWalker(element, NodeFilter.SHOW_TEXT, {
acceptNode: function(node) {
if (node.parentNode && node.parentNode.nodeName === 'A') return NodeFilter.FILTER_REJECT;
if (isInsideTooltip(node)) return NodeFilter.FILTER_REJECT;
urlRegex.lastIndex = 0;
return (node.nodeValue && urlRegex.test(node.nodeValue))
? NodeFilter.FILTER_ACCEPT
: NodeFilter.FILTER_REJECT;
}
});
const nodes = [];
while (treeWalker.nextNode()) {
nodes.push(treeWalker.currentNode);
}
nodes.forEach(linkifyTextNode);
}
function initLinkify() {
const style = document.createElement('style');
style.textContent = "a.yt-short-linkify { color: inherit; text-decoration: underline; cursor: pointer; } " +
".custom-tooltip { position: absolute; background: #333; color: #fff; padding: 4px 8px; " +
"border-radius: 4px; font-size: 12px; pointer-events: none; z-index: 10000; opacity: 0.9; white-space: nowrap; }";
document.head.appendChild(style);
document.body.appendChild(tooltipElement);
const io = new IntersectionObserver(entries => {
entries.forEach(entry => {
if (entry.isIntersecting) {
linkifyElement(entry.target);
io.unobserve(entry.target);
}
});
}, { threshold: 0.1 });
document.querySelectorAll('body *:not(.custom-tooltip)').forEach(el => io.observe(el));
const mutationObserver = new MutationObserver(mutations => {
mutations.forEach(mutation => {
if (mutation.type === 'childList') {
mutation.addedNodes.forEach(node => {
if (node.nodeType === Node.ELEMENT_NODE && !node.classList.contains('custom-tooltip')) {
io.observe(node);
}
});
} else if (mutation.type === 'characterData') {
if (mutation.target.parentNode && !isInsideTooltip(mutation.target)) {
io.observe(mutation.target.parentNode);
}
} else if (mutation.type === 'attributes') {
if (mutation.target && !mutation.target.classList.contains('custom-tooltip')) {
io.observe(mutation.target);
}
}
});
});
mutationObserver.observe(document.body, {
childList: true,
subtree: true,
characterData: true,
attributes: true,
attributeFilter: ['class', 'style']
});
}
window.addEventListener('load', initLinkify);
})();