Text to URL

Конвертирует текст в виде ссылок в реальные ссылки, на которые можно кликнуть.

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 Text to URL
// @namespace https://github.com/T1mL3arn
// @author T1mL3arn
// @description:ru Конвертирует текст в виде ссылок в реальные ссылки, на которые можно кликнуть.
// @description:en Converts url-like text into clickable url.
// @match *://*/*
// @version 1.1.1
// @run-at document-end
// @license GPLv3
// @supportURL https://greasyfork.org/en/scripts/367955-text-to-url/feedback
// @homepageURL https://greasyfork.org/en/scripts/367955-text-to-url
// @description Конвертирует текст в виде ссылок в реальные ссылки, на которые можно кликнуть.
// ==/UserScript==

///TODO improve ereg to match URI syntax (https://en.wikipedia.org/wiki/Uniform_Resource_Identifier#Generic_syntax) ?
let linkEreg = /(?:https|http|ftp|file):\/\/.+?(?=[,.]?(?:\s|$))/gi;
let linkEregLocal = /(?:https|http|ftp|file):\/\/.+?(?=[,.]?(?:\s|$))/i;
let obsOptions = { childList: true, subtree: true };
let wrappedCount = 0;

function printWrappedCount() { 
  if (wrappedCount > 0) {
    console.info(`[ ${GM_info.script.name} ] wrapped links count: ${wrappedCount}`);
  } 
}

let obs = new MutationObserver((changes, obs) => {
  wrappedCount = 0;
  obs.disconnect();
  changes.forEach((change) => change.addedNodes.forEach((node) => fixLinks(node)) );
  obs.observe(document.body, obsOptions);
  printWrappedCount();
});

function fixLinks(node) {
  ///TODO consider not to run script for form and input elements!
  ///TODO also search syntax-highlith libraries and also exclude them 
  if (node.tagName != 'A' && node.tagName != 'SCRIPT') {
    // this is a text node
    if (node.nodeType === 3) {
      let content = node.textContent;
      if (content && content != '') {
        if (linkEregLocal.test(content)) {
          wrapTextNode(node);
        }
      }
    } else if (node.childNodes && node.childNodes.length > 0) {
      node.childNodes.forEach(fixLinks);
    }
  }
}

function wrapTextNode(node) {
  let match;
  let sibling = node;
  let content = node.textContent;
  linkEreg.lastIndex = 0;
  while ((match = linkEreg.exec(content)) != null) {
    let fullMatch = match[0];
    let anchor = document.createElement('a');

    let range = document.createRange();
    range.setStart(sibling, linkEreg.lastIndex - match[0].length);
    range.setEnd(sibling, linkEreg.lastIndex);
    range.surroundContents(anchor);

    wrappedCount++;

    anchor.href = fullMatch;
    anchor.textContent = fullMatch;
    anchor.target = '_blank';
    anchor.title = 'open link in a new tab';
    anchor.setAttribute('ttu-wrapped', '1');
    linkEreg.lastIndex = 0;
    
    sibling = getNextTextSibling(anchor);
    if (sibling == null)
      break;
    else
      content = sibling.textContent;
  }
}

function getNextTextSibling(node) {
  let next = node.nextSibling;
  while (next != null) {
    if (next.nodeType == 3)
      return next;
    else
      next = node.nextSibling;
  }
  return null;
}

fixLinks(document.body);
printWrappedCount();
obs.observe(document.body, obsOptions);