Convert URLs in text nodes to hyperlinks using regular expressions
// ==UserScript==
// @name Convert Text to Hyperlink
// @name:zh-CN 文本识别为超链接
// @namespace https://github.com/KPI0/tampermonkey
// @version 1.5
// @description Convert URLs in text nodes to hyperlinks using regular expressions
// @description:zh-cn 通过正则表达式将文本中的链接转换为超链接
// @author KPI0
// @match *://*/*
// @icon data:image/svg+xml;base64,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
// @grant none
// @license MIT
// ==/UserScript==
(function () {
'use strict';
// Regular expression to match URLs starting with http or https
const urlRegex = /(http:\/\/[^\s]+|https:\/\/[^\s]+)/g;
function convertTextLinksToHyperlinks(node) {
if (node.nodeType === Node.TEXT_NODE) {
const text = node.nodeValue;
const matches = text.match(urlRegex);
if (matches) {
const span = document.createElement('span');
let lastIndex = 0;
matches.forEach((match) => {
const matchIndex = text.indexOf(match, lastIndex);
// Append normal text
if (matchIndex > lastIndex) {
span.appendChild(document.createTextNode(text.substring(lastIndex, matchIndex)));
}
// Create hyperlink element
const link = document.createElement('a');
link.href = match;
link.target = '_blank'; // Open in a new tab
link.textContent = match;
span.appendChild(link);
lastIndex = matchIndex + match.length;
});
// Append remaining normal text
if (lastIndex < text.length) {
span.appendChild(document.createTextNode(text.substring(lastIndex)));
}
node.parentNode.replaceChild(span, node);
}
} else if (node.nodeType === Node.ELEMENT_NODE) {
// Skip certain tags that should not contain links or be processed
const skipTags = ['A', 'SCRIPT', 'STYLE', 'IMG', 'VIDEO', 'AUDIO', 'PICTURE', 'IFRAME', 'BUTTON', 'CANVAS', 'NAV', 'HEADER', 'FOOTER'];
if (!skipTags.includes(node.tagName)) {
// Recursively process child nodes
for (let child of Array.from(node.childNodes)) {
convertTextLinksToHyperlinks(child);
}
}
}
}
// Execute after the page has fully loaded
window.addEventListener('load', function () {
const mainContentSelectors = ['#main', '.content', '.article', '#content', '.post', '.entry']; // Common main content containers
mainContentSelectors.forEach(selector => {
const container = document.querySelector(selector);
if (container) {
convertTextLinksToHyperlinks(container);
}
});
});
})();