Tweak New Twitter

Always use Latest Tweets, manage retweets, and other UI tweaks for New Twitter

Versión del día 30/07/2019. Echa un vistazo a la versión más reciente.

Tendrás que instalar una extensión para tu navegador como Tampermonkey, Greasemonkey o Violentmonkey si quieres utilizar este script.

Necesitarás instalar una extensión como Tampermonkey o Violentmonkey para instalar este script.

Necesitarás instalar una extensión como Tampermonkey o Violentmonkey para instalar este script.

Necesitarás instalar una extensión como Tampermonkey o Userscripts para instalar este script.

Necesitará instalar una extensión como Tampermonkey para instalar este script.

Necesitarás instalar una extensión para administrar scripts de usuario si quieres instalar este script.

(Ya tengo un administrador de scripts de usuario, déjame instalarlo)

Necesitará instalar una extensión como Stylus para instalar este estilo.

Necesitará instalar una extensión como Stylus para instalar este estilo.

Necesitará instalar una extensión como Stylus para instalar este estilo.

Necesitará instalar una extensión del gestor de estilos de usuario para instalar este estilo.

Necesitará instalar una extensión del gestor de estilos de usuario para instalar este estilo.

Necesitará instalar una extensión del gestor de estilos de usuario para instalar este estilo.

(Ya tengo un administrador de estilos de usuario, déjame instalarlo)

// ==UserScript==
// @name        Tweak New Twitter
// @description Always use Latest Tweets, manage retweets, and other UI tweaks for New Twitter
// @namespace   https://github.com/insin/tweak-new-twitter/
// @match       https://twitter.com/*
// @version     5
// ==/UserScript==

const HOME = 'Home'
const LATEST_TWEETS = 'Latest Tweets'
const RETWEETS = 'Retweets'

let Selectors = {
  PRIMARY_COLUMN: 'div[data-testid="primaryColumn"]',
  PRIMARY_NAV: 'nav[aria-label="Primary"]',
  SIDEBAR_COLUMN: 'div[data-testid="sidebarColumn"]',
  TIMELINE: 'div[aria-label^="Timeline"]',
  TWEET: 'div[data-testid="tweet"]',
}

Object.assign(Selectors, {
  SIDEBAR_FOOTER: `${Selectors.SIDEBAR_COLUMN} nav`,
  SIDEBAR_PEOPLE: `${Selectors.SIDEBAR_COLUMN} aside`,
  SIDEBAR_TRENDS: `${Selectors.SIDEBAR_COLUMN} section`,
})

/** Title of the current page, without the ' / Twitter' suffix */
let currentPage = ''

/** MutationObservers active on the current page */
let pageObservers = []

/**
  * Default config enables all features.
  *
  * You'll need to edit the config object manually for now if you're using this
  * as a user script.
  */
let config = {
  alwaysUseLatestTweets: true,
  hideBookmarksNav: true,
  hideExploreNav: true,
  hideListsNav: true,
  hideSidebarContent: true,
  navBaseFontSize: true,
  retweets: 'separate',
}

config.enableDebugLogging = false

function addStyle(css) {
  let $style = document.createElement('style')
  $style.dataset.insertedBy = 'tweak-new-twitter'
  $style.textContent = css
  document.head.appendChild($style)
  return $style
}

function log(...args) {
  if (config.enableDebugLogging) {
    console.log(`TWT${currentPage ? `(${currentPage})` : ''}`, ...args)
  }
}

function s(n) {
  return n == 1 ? '' : 's'
}

function applyCss() {
  var cssRules = []
  var hideCssSelectors = []
  if (config.hideSidebarContent) {
    hideCssSelectors.push(
      Selectors.SIDEBAR_TRENDS,
      Selectors.SIDEBAR_PEOPLE,
      Selectors.SIDEBAR_FOOTER
    )
  }
  if (config.hideExploreNav) {
    hideCssSelectors.push(`${Selectors.PRIMARY_NAV} a[href="/explore"]`)
  }
  if (config.hideExploreNav) {
    hideCssSelectors.push(`${Selectors.PRIMARY_NAV} a[href="/i/bookmarks"]`)
  }
  if (config.hideListsNav) {
    hideCssSelectors.push(`${Selectors.PRIMARY_NAV} a[href*="/lists"]`)
  }
  if (hideCssSelectors.length > 0) {
    cssRules.push(`${hideCssSelectors.join(', ')} { display: none !important; }`)
  }
  if (cssRules.length > 0) {
    addStyle(cssRules.join('\n'))
  }
}

function observeTitle() {
  let $title = document.querySelector('title')

  if ($title == null) {
    log('waiting for title')
    return setTimeout(observeTitle, 1000 / 60 * 3)
  }

  function processPage(title) {
    // Ignore Flash of Uninitialised Title navigating to a screen for the first time
    if (title == 'Twitter') {
      return
    }

    // Assumption: all non-FOUT title changes are navigation / redraws

    if (pageObservers.length > 0) {
      log(`disconnecting ${pageObservers.length} page observer${s(pageObservers.length)}`)
      pageObservers.forEach(observer => observer.disconnect())
      pageObservers = []
    }

    currentPage = title.split(' / ')[0]

    log('navigation occurred')

    if (currentPage == HOME && config.alwaysUseLatestTweets) {
      switchToLatestTweets(currentPage)
    }
    if (currentPage == HOME || currentPage == LATEST_TWEETS || currentPage == RETWEETS) {
      if (config.retweets != 'ignore') {
        observeTimeline(currentPage)
      }
    }
    if (config.hideSidebarContent) {
       hideSidebarContents(currentPage)
       observeSidebar(currentPage)
    }
  }

  processPage($title.textContent)

  // Watch for page navigation
  log('observing <title> text')
  new MutationObserver((mutations) => {
    processPage($title.textContent)
  }).observe($title, {
    characterData: true,
    childList: true,
  })
}

function switchToLatestTweets(page, attempts = 1) {
  let $switchButton = document.querySelector('div[aria-label="Top Tweets on"]')

  if ($switchButton == null) {
    if (currentPage != page) {
      return log(`stopped waiting for ${page} switch button`)
    }
    if (attempts == 10) {
      return log(`stopped waiting for switch button after ${attempts} attempts`)
    }
    return setTimeout(switchToLatestTweets, 1000 / 60 * 20, page, attempts + 1)
  }

  setTimeout(() => {
    log('opening "See latest Tweets instead" menu')
    $switchButton.click()
    clickLatestTweetsMenuItem(page)
  }, 100)
}

function clickLatestTweetsMenuItem(page, attempts = 1) {
  let $seeLatestTweetsInstead = document.querySelector('div[role="menuitem"]')

  if ($seeLatestTweetsInstead == null) {
    if (currentPage != page) {
      return log(`stopped waiting for ${page} "See latest Tweets instead" menu item`)
    }
    if (attempts == 20) {
      return log(`stopped waiting for "See latest Tweets instead" menu item after ${attempts} attempts`)
    }
    return setTimeout(clickLatestTweetsMenuItem, 1000 / 60 * 5, page, attempts + 1)
  }

  log('switching to Latest Tweets')
  $seeLatestTweetsInstead.closest('div[tabindex="0"]').click()
}

/**
 * This script assumes navigation has occurred when the document title changes,
 * so we effectively create a fake navigation to a "Retweets" page by changing
 * the title to "Retweets".
 */
function addRetweetsHeader(page) {
  let $timelineTitle = document.querySelector('main h2')
  if ($timelineTitle != null &&
      document.querySelector('#twt_retweets') == null) {
    log('inserting Retweets header')
    let div = document.createElement('div')
    div.innerHTML = $timelineTitle.parentNode.outerHTML
    $retweets = div.firstElementChild
    $retweets.id = 'twt_retweets'
    $retweets.querySelector('span').textContent = RETWEETS
    $retweets.addEventListener('click', () => {
      if (!document.title.startsWith(RETWEETS)) {
        document.title = `${RETWEETS} / Twitter`
      }
      window.scrollTo({top: 0})
    })
    $timelineTitle.parentNode.parentNode.insertAdjacentElement('afterend', $retweets)
    $timelineTitle.parentNode.addEventListener('click', () => {
      if (!document.title.startsWith(page)) {
        document.title = `${page} / Twitter`
      }
    })
  }
}

function observeTimeline(page) {
  var $timeline = document.querySelector(Selectors.TIMELINE)
  var $firstTweet = document.querySelector(Selectors.TWEET)

  // Add the new "Retweets" header ASAP
  if (config.retweets == 'separate') {
    addRetweetsHeader(page)
  }

  if ($timeline == null ||
      $timeline.firstElementChild == null ||
      $timeline.firstElementChild.firstElementChild == null ||
      $firstTweet == null) {
    if (currentPage != page) {
      return log(`stopped waiting for ${page} timeline`)
    }
    return setTimeout(observeTimeline, 1000 / 60 * 5, page)
  }

  function processTimeline($timelineContainer) {
    log(`processing ${$timelineContainer.children.length} timeline node${s($timelineContainer.children.length)}`)
    let previousNodeType = null
    for (let $node of $timelineContainer.children) {
      let hideNode = null
      let $tweet = $node.querySelector(Selectors.TWEET)
      if ($tweet) {
        let isRetweet = $tweet.previousElementSibling != null &&
                        $tweet.previousElementSibling.textContent.includes('Retweeted')
        hideNode = page == RETWEETS ? !isRetweet : isRetweet
        previousNodeType = isRetweet ? 'RETWEET' : 'TWEET'
      }
      else {
        // "Show this thread" links sometimes appear in the subsequent timeline node as an <a>
        // Sometimes the subsequent node is just an empty <div>
        if (previousNodeType != null) {
          hideNode = page == RETWEETS ? previousNodeType != 'RETWEET' : previousNodeType != 'TWEET'
        }
        else {
          log('unhandled timeline node', $node)
        }
        previousNodeType = null
      }

      if (hideNode != null) {
        $node.firstElementChild.style.display = hideNode ? 'none' : ''
      }
    }
  }

  // Watch for new tweets being rendered
  log('observing timeline childList')
  let $timelineContainer = $timeline.firstElementChild.firstElementChild
  processTimeline($timelineContainer)
  let observer = new MutationObserver(() => processTimeline($timelineContainer))
  observer.observe($timelineContainer, {
    childList: true
  })
  pageObservers.push(observer)
}

function observeSidebar(page) {
  let $primaryColumn = document.querySelector(Selectors.PRIMARY_COLUMN)

  if ($primaryColumn == null) {
    if (currentPage != page) {
      return log(`stopped waiting for ${page} primary column`)
    }
    return setTimeout(observeSidebar, 1000 / 60 * 3, page)
  }

  // Watch for sidebar appearing when the responsive breakpoint is hit
  log('observing sidebar')
  let observer = new MutationObserver((mutations) => {
    mutations.forEach((mutation) => {
      mutation.addedNodes.forEach((el) => {
        if (el.dataset.testid == 'sidebarColumn') {
          log('sidebar appeared')
          hideSidebarContents(page)
        }
      })
    })
  })
  observer.observe($primaryColumn.parentNode, {
    childList: true
  })
  pageObservers.push(observer)
}

function hideSidebarContents(page, attempts = 1) {
  let $trends = document.querySelector(Selectors.SIDEBAR_TRENDS)
  if ($trends) {
    let $trendsModule = $trends.parentNode.parentNode.parentNode
    $trendsModule.style.display = 'none'
    // Hide surrounding elements which draw separators between modules
    if ($trendsModule.previousElementSibling &&
        $trendsModule.previousElementSibling.childElementCount == 0) {
      $trendsModule.previousElementSibling.style.display = 'none'
    }
    if ($trendsModule.nextElementSibling &&
        $trendsModule.nextElementSibling.childElementCount == 0) {
      $trendsModule.nextElementSibling.style.display = 'none'
    }
  }

  let $people = document.querySelector(Selectors.SIDEBAR_PEOPLE)
  if ($people) {
     let $peopleModule
     if ($people.getAttribute('aria-label') == 'Relevant people') {
       // "Relevant people" section when viewing a Tweet/thread
       $peopleModule = $people.parentNode
     } else {
       // "Who to follow" section
       $peopleModule = $people.parentNode.parentNode
     }
     $peopleModule.style.display = 'none'
  }

  if ($trends == null || $people == null) {
    if (currentPage != page) {
      return log(`stopped waiting for ${page} sidebar`)
    }
    if (attempts == 10) {
      return log(`stopped waiting for sidebar content after ${attempts} attempts`)
    }
    return setTimeout(hideSidebarContents, 333, page, attempts + 1)
  }

  log('hid all sidebar content')
}

function observeHtmlFontSize() {
  let $html = document.querySelector('html')
  let $style = addStyle('')
  let lastFontSize = ''

  function setCss(fontSize) {
    log(`setting nav font size to ${fontSize}`)
    lastFontSize = fontSize
    $style.textContent = [
      `${Selectors.PRIMARY_NAV} div[dir="auto"] span { font-size: ${fontSize}; font-weight: normal; }`,
      `${Selectors.PRIMARY_NAV} div[dir="auto"] { margin-top: -4px; }`
    ].join('\n')
  }

  log('observing <html> style attribute')
  if ($html.style.fontSize) {
    setCss($html.style.fontSize)
  }
  new MutationObserver(() => {
    if ($html.style.fontSize != lastFontSize) {
      setCss($html.style.fontSize)
    }
  }).observe($html, {
    attributes: true,
    attributeFilter: ['style']
  })
}

function main() {
  log('config', config)
  applyCss()
  if (config.navBaseFontSize) {
    observeHtmlFontSize()
  }
  if (config.retweets != 'ignore' || config.hideSidebarContents) {
    observeTitle()
  }
}

main()