Highlight External Links

Highlights external links on the current page so users can easily identify links that lead to other websites.

Spýtať sa otázku, uverejniť recenziu, alebo nahlásiť skript.

Zalomiť riadky

// ==UserScript==
// @name         Highlight External Links
// @namespace    https://greasyfork.org/users/example
// @version      1.0.0
// @description  Highlights external links on the current page so users can easily identify links that lead to other websites.
// @author       YourName
// @match        http://*/*
// @match        https://*/*
// @license      MIT
// @grant        none
// ==/UserScript==

(function () {
    'use strict';

    /**
     * Get the current site's hostname
     */
    const currentHost = window.location.hostname;

    /**
     * Find all anchor elements with href
     */
    const links = document.querySelectorAll('a[href]');

    links.forEach(link => {
        try {
            const linkUrl = new URL(link.href, window.location.href);

            // Check if the link is external
            if (linkUrl.hostname && linkUrl.hostname !== currentHost) {
                highlightExternalLink(link);
            }
        } catch (error) {
            // Ignore invalid URLs
        }
    });

    /**
     * Apply styles to external links
     * @param {HTMLAnchorElement} link
     */
    function highlightExternalLink(link) {
        link.style.borderBottom = '2px dotted red';
        link.title = 'External link: ' + link.href;
    }
})();