Reddit - Enhancer

Various enhancements for Reddit (increase display width, added arrow controls to scroll images, remove search "links", all gif are videos)

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

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

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        Reddit - Enhancer
// @version     1.7
// @description Various enhancements for Reddit (increase display width, added arrow controls to scroll images, remove search "links", all gif are videos)
// @author      xefiry
// @namespace   https://github.com/xefiry
// @homepageURL https://github.com/xefiry/UserScripts
// @supportURL  https://github.com/xefiry/UserScripts/issues
// @icon        https://www.redditstatic.com/shreddit/assets/favicon/64x64.png
// @noframes
// @run-at      document-end
// @grant       none
// @match       https://www.reddit.com/*
// ==/UserScript==

// Increase width limit on subredits homepages & posts
function increase_display_width() {
  let new_width = "80%"
  let elem = document.querySelector(".subgrid-container")

  if (elem != null && elem.style.width !== new_width) {
    elem.style.width = new_width
  }
}

function no_search_links() {
  let span

  // Do nothing if it is a search page
  if (document.location.pathname.search("/search/") !== -1) {
    return
  }
  
  document.querySelectorAll("search-telemetry-tracker[view-events]").forEach(node => {
    span = document.createElement("span")
    span.innerText = node.innerText
    node.replaceWith(span)
  })
}

// removes "gif" attribute from some videos to prevent problems
// (video playback restarts alone, click on media opens new tab)
function all_gifs_are_videos() {
  document.querySelectorAll("shreddit-player-2[gif]").forEach(vid => {
    // remove reddit video controls
    vid.shadowRoot.querySelector("shreddit-media-ui").remove()
    // add default video controls
    vid.shadowRoot.querySelector("video").setAttribute("controls", "controls")
    // enable loop
    vid.shadowRoot.querySelector("video").setAttribute("loop", "")
    // remove gif attribute
    vid.removeAttribute('gif')
  })
}

var buttons = null

function set_buttons(event) {
  buttons = event.currentTarget.shadowRoot.querySelectorAll("faceplate-carousel button.button-small")
}

function add_carousel_listner() {
  // get all carousels
  let carousels = document.querySelectorAll("gallery-carousel")

  // if there is only one, get it's buttons
  if (carousels.length === 1) {
    buttons = carousels[0].shadowRoot.querySelectorAll("faceplate-carousel button.button-small")
  }
  // else, add event listner to update buttons on hover
  else {
    document.querySelectorAll("gallery-carousel:not(.hasEventListner)").forEach(node => {
      node.onmouseover = set_buttons
      node.classList.add("hasEventListner")
    })
  }
}

document.addEventListener('keydown', function (event) {
  if (buttons === null) {
    return
  }

  switch (event.key) {
    case "ArrowLeft": buttons[0].click(); break;
    case "ArrowRight": buttons[1].click(); break;
  }
})

function main() {
  increase_display_width()
  no_search_links()
  all_gifs_are_videos()
  add_carousel_listner()
}

setTimeout(main, 500);
setInterval(main, 2000)