Planetsuzy Threads - Login Last Visit bug workaround

Login Last Visit bug workaround

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

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

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

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

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

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

(I already have a user script manager, let me install it!)

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.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @namespace   Planetsuzy
// @name        Planetsuzy Threads - Login Last Visit bug workaround
// @description Login Last Visit bug workaround
// @version     1.2
// @license     MIT
// @icon        http://ps.fscache.com/styles/style1/images/statusicon/forum_old.gif
// @include     /^https?:\/\/(www\.)?planetsuzy\.org\//
// @require     https://cdnjs.cloudflare.com/ajax/libs/datejs/1.0/date.min.js
// @grant       GM_getValue
// @grant       GM_setValue
// @grant       GM_addStyle
// ==/UserScript==

(() => {
  const locale = {
    welcome: 'Welcome',
    thankYouForLoggingIn: 'Thank you for logging in',
    youLastVisited: 'You last visited:',
    today: 'Today',
    at: 'at'
  };

  // Check for login page.
  const redirectPanel = document.querySelector('.panelsurround');
  if (redirectPanel !== null && redirectPanel.innerText.indexOf(locale.thankYouForLoggingIn) >= 0) {
    GM_setValue('loginFlag', true);
    GM_setValue('disabled', false);

    return;
  }

  // Parse currently displayed last login time.
  const welcomePanel = (() => {
    const lastLoginTimeElement = document.querySelector('table td[nowrap=nowrap] > div > span.time');

    if (lastLoginTimeElement !== null) {
      const welcomePanel = lastLoginTimeElement.closest('div');
      if (welcomePanel.innerText.indexOf(locale.welcome) >= 0 && welcomePanel.innerText.indexOf(locale.youLastVisited) >= 0) {
        return welcomePanel;
      }
    }

    return null;
  })();

  const replaceWords = [locale.at, locale.today].join('|');
  const displayedLastLoginTimeString = welcomePanel !== null ?
    welcomePanel.innerText.split(locale.youLastVisited, 2)[1].split('\n')[0].replace(new RegExp(`\\b(${replaceWords})\\b`, 'g'), ' ').replace(/\s+/, ' ').trim() :
    null;

  // Check for next page right after login.
  if (GM_getValue('loginFlag',  false) === true && displayedLastLoginTimeString !== null) {
    GM_setValue('lastLoginTime', Date.parse(displayedLastLoginTimeString).toString('s'));
    GM_setValue('loginFlag', false);
  }

  const rememberedLastLoginTimeString = GM_getValue('lastLoginTime', null);
  const effectiveLastLoginTime = Date.parse(rememberedLastLoginTimeString || displayedLastLoginTimeString);
  const isEnabled = !GM_getValue('disabled', false);

  // Replace displayed last login time with the correct one.
  if (welcomePanel !== null && rememberedLastLoginTimeString !== null) {
    const formattedDate = ((date) => {
      if (date.is().today()) {
        return 'Today';
      } else if (date.clone().add(1).day().is().today()) {
        return 'Yesterday';
      } else if (Date.today().toString('yyyy') === date.toString('yyyy')) {
        return date.toString('dS MMM');
      } else {
        return date.toString('dS MMM yyyy');
      }
    })(effectiveLastLoginTime);
    const formattedTime = effectiveLastLoginTime.toString('HH:mm');

    for (let node of welcomePanel.childNodes) {
      if (node.nodeType === 3 && node.nodeValue.indexOf(locale.youLastVisited) >= 0) {
        node.nodeValue = node.nodeValue.substring(0, node.nodeValue.indexOf(locale.youLastVisited) + locale.youLastVisited.length) +
          ` ${formattedDate} ` +
          node.nodeValue.substring(node.nodeValue.lastIndexOf(locale.at));
      } else if (node.nodeType === 1 && node.nodeName === 'SPAN' && node.classList.contains('time')) {
        node.innerText = formattedTime;
      }
    }
  }

  // Visibly mark old posts.
  if (isEnabled) {
    document.querySelectorAll('div[id^=edit]')
      .forEach((postElement) => {
        const postId = postElement.getAttribute('id').split('edit', 2)[1];
        const anchor = postElement.querySelector(`a[name^=post${postId}]`);
        const postTime = Date.parse(anchor.parentElement.innerText.trim());

        if (postTime < effectiveLastLoginTime) {
          postElement.classList.add('thread-tools-old-post');
        }
      });
  }

  // Buttons to disable functionality until next login.
  const threadToolsMenu = document.querySelector('#threadtools_menu tbody');
  if (threadToolsMenu !== null) {
    function createThreadToolsMenuElement(enabled, icon, caption, disabledCaption, callback) {
      const tr = document.createElement('tr');
      const td = document.createElement('td');
      const link = document.createElement('a');
      link.innerHTML = caption;
      const span = document.createElement('span');
      span.innerHTML = icon;
      span.style.padding = '0 .7em';
      function onMouseOver() {
        td.setAttribute('class', 'vbmenu_hilite vbmenu_hilite_alink');
        td.style.cursor = 'pointer';
      };
      function onMouseOut() {
        td.setAttribute('class', 'vbmenu_option vbmenu_option_alink');
        td.style.cursor = 'default';
      };
      function onClick() {
        td.removeEventListener('mouseover', onMouseOver);
        td.removeEventListener('mouseout', onMouseOut);
        link.removeEventListener('click', onClick);
        link.innerHTML += ' (' + disabledCaption + ')';
        link.style.opacity = '0.7';
        onMouseOut();
        callback();
      }
      onMouseOut();

      if (enabled) {
        td.addEventListener('mouseover', onMouseOver);
        td.addEventListener('mouseout', onMouseOut);
        link.addEventListener('click', onClick);
      } else {
        link.innerHTML += ' (' + disabledCaption + ')';
        link.style.opacity = '0.7';
      }
      link.prepend(span);
      td.appendChild(link);
      tr.appendChild(td);
      return tr;
    }

    const oldPostElements = document.querySelectorAll('div[id^=edit].thread-tools-old-post');

    threadToolsMenu.appendChild(
      createThreadToolsMenuElement(
        oldPostElements.length > 0,
        '👀',
        'Disable old posts marking until next login',
        isEnabled && oldPostElements.length === 0 ? 'no old posts on page' : 'disabled',
        () => {
          document.querySelectorAll('div[id^=edit].thread-tools-old-post')
            .forEach((element) => element.classList.remove('thread-tools-old-post'));
          GM_setValue('disabled', true);
        }
      )
    );

    const threadToolsButton = document.querySelector('#threadtools');
    if (threadToolsButton !== null) {
      threadToolsButton.classList.add('thread-tools-old-post-have-additions');
    }
  }
})();

GM_addStyle(`
  .thread-tools-old-post-have-additions {
    background: #2c539e;
    transition: background 300ms linear;
  }
  .thread-tools-old-post {
    opacity: .5;
    transition: opacity .2s;
  }
  .thread-tools-old-post:hover {
    opacity: 1;
  }
`);