view tweetdeck-large-image.user.js @ 137:7a7aafa65bae default tip

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author nanaya <me@nanaya.net>
date Fri, 17 May 2024 15:03:30 +0900
parents 8de2d53a4cb1
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// ==UserScript==
// @name        Tweetdeck large image
// @namespace   https://nanaya.net
// @version     2.0.9
// @description No more stupid link for images in tweetdeck
// @author      nanaya
// @match       https://tweetdeck.twitter.com/*
// @grant       none
// @downloadURL https://hg.nanaya.net/ec-userscripts/raw-file/tip/tweetdeck-large-image.user.js
// ==/UserScript==

'use strict';

const fix = function (link) {
  // basic sanity check
  if (!link.classList.contains('js-media-image-link')) {
    return;
  }

  // don't run again if already run on passed link
  if (link._ecUserscript) {
    return;
  }
  link._ecUserscript = true;

  const image = link.querySelector('.media-img');
  let url;

  // sometimes the image is just background image of the link.
  // strip all query strings and original :size suffix
  if (image == null) {
    url = window.getComputedStyle(link).backgroundImage.replace(/^url\(('|")?(.+?)\1\)$/, '$2');
  } else {
    url = image.src;
  }

  const parsedUrl = new URL(url);

  if (parsedUrl.searchParams.get('name') == null) {
    url = url.replace(/(\..+:).+/, '$1orig');
  } else {
    if (parsedUrl.pathname.match(/\.[^.]+$/) !== null) {
      parsedUrl.searchParams.delete('format');
    }
    parsedUrl.searchParams.set('name', 'orig');
    url = parsedUrl.href;
  }

  link.setAttribute('href', url);
};

// loop through passed nodes (or body if called without arguments)
const run = function (nodes) {
  if (nodes == null) {
    nodes = [document.body];
  }

  for (let i = 0; i < nodes.length; i++) {
    // first try fixing itself
    fix(nodes[i]);

    // and then find all the links inside
    const links = nodes[i].querySelectorAll('.js-media-image-link');

    for (let j = 0; j < links.length; j++) {
      fix(links[j]);
    }
  }
};

const onMutate = function (mutations) {
  for (const mutation in mutations) {
    run(mutation.addedNodes);
  }
};

// the observer
const observer = new window.MutationObserver(onMutate);

// start the observer
observer.observe(document, { childList: true, subtree: true });
// initial run on existing document
run();