Detect Links in Text

Click on URLs within webpage text and convert them into clickable links.

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name               Detect Links in Text
// @name:zh-CN         识别文本中的链接
// @name:zh-TW         識別文本中的鏈接
// @namespace          http://tampermonkey.net/
// @version            0.1.2
// @description        Click on URLs within webpage text and convert them into clickable links.
// @description:zh-CN  点击网页文本中的URL并将其转换为可点击的链接
// @description:zh-TW  點擊網頁文本中的URL並將其轉換為可點擊的鏈接
// @author             yinlili
// @include            *
// @icon               https://img.icons8.com/external-tal-revivo-fresh-tal-revivo/28/external-online-web-link-attach-with-url-information-text-fresh-tal-revivo.png
// @grant              none
// @license            MIT
// ==/UserScript==

(() => {
    'use strict';

    const urlPattern = /https?:\/\/(?:[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?\.)+[a-zA-Z]{2,}(?:\/(?:[-\w.!$&*+~]|%[0-9A-Fa-f]{2})*)*(?:\?(?:[-._~!$&'()*+,;=:@\/?a-zA-Z0-9]|%[0-9A-Fa-f]{2})*)?(?:#(?:[-._~!$&'()*+,;=:@\/?a-zA-Z0-9]|%[0-9A-Fa-f]{2})*)?/g;

    let element;

    function processTextNode(node) {
        const text = node.textContent;

        if (urlPattern.test(text)) {

            const fragment = document.createDocumentFragment();
            let lastIndex = 0;

            text.replace(urlPattern, (url, index) => {
                if (index > lastIndex) {
                    const nonUrlPart = document.createTextNode(text.slice(lastIndex, index));
                    fragment.appendChild(nonUrlPart);
                }

                const link = document.createElement('a');
                link.href = url;
                link.target = '_blank';
                link.textContent = url;
                link.style.color = 'linktext';
                link.style.textDecoration = 'underline';
                fragment.appendChild(link);

                lastIndex = index + url.length;
                return '';
            });

            if (lastIndex < text.length) {
                const remainingText = document.createTextNode(text.slice(lastIndex));
                fragment.appendChild(remainingText);
            }

            node.parentNode.replaceChild(fragment, node);
        }
    }

    document.addEventListener('selectstart', (event) => {
        element = event.target;
    });

    document.addEventListener('mouseup', (event) => {
        if (event.button === 0 && element && element.nodeType === Node.TEXT_NODE && element.textContent.trim()) {
            processTextNode(element);
            element = null;
        }
    });

})();