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Reddxxx - Autoplay / Autoscroll

Autoplay videos, and autoscroll without the need to be a Premium user

θα χρειαστεί να εγκαταστήσετε μια επέκταση όπως το Tampermonkey, το Greasemonkey ή το Violentmonkey για να εγκαταστήσετε αυτόν τον κώδικα.

θα χρειαστεί να εγκαταστήσετε μια επέκταση όπως το Tampermonkey ή το Violentmonkey για να εγκαταστήσετε αυτόν τον κώδικα.

θα χρειαστεί να εγκαταστήσετε μια επέκταση όπως το Tampermonkey ή το Violentmonkey για να εγκαταστήσετε αυτόν τον κώδικα.

θα χρειαστεί να εγκαταστήσετε μια επέκταση όπως το Tampermonkey ή το Userscripts για να εγκαταστήσετε αυτόν τον κώδικα.

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

Θα χρειαστεί να εγκαταστήσετε μια επέκταση διαχείρισης κώδικα χρήστη για να εγκαταστήσετε αυτόν τον κώδικα.

(Έχω ήδη έναν διαχειριστή κώδικα χρήστη, επιτρέψτε μου να τον εγκαταστήσω!)

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.

(Έχω ήδη έναν διαχειριστή στυλ χρήστη, επιτρέψτε μου να τον εγκαταστήσω!)

// ==UserScript==
// @name        Reddxxx - Autoplay / Autoscroll
// @namespace   REDDXXX
// @description Autoplay videos, and autoscroll without the need to be a Premium user
// @version     1.02
// @grant       none
// @include     https://reddxxx.com/*
// @license     MIT
// @author      Mashak
// ==/UserScript==

(function() {
var interval = null; // Time interval automatically set, to detect new videos to observe
var scrollInterval = null; // Time interval automatically set, to autoscroll
var displayRatio = 0.2; // Play videos when 20% (default) of the player is visible (value between ]0,1]).
var scrollTimer = 10; // Time (in ms) between each 1px scroll (default to 10ms)
var scrollIncrement = 2; // Time increment (in ms) to add/subtract to the current autoscroll (default to 2ms)
var unmuteAll = false; // Unmute all the videos currently playing if set to true (default to false)
var startKey = "k"; // Bind to (re)start the script (default to "k")
var stopKey = "s"; // Bind to stop the script (default to "s")
var fasterKey = "+"; // Bind to accelerate the autoscroll (default to "+")
var slowerKey = "-"; // Bind to slowdown the autoscroll (default to "-")

// Observer used to automatically play or pause videos depending of their position in the viewport
var observer = new IntersectionObserver((entries, observer) => { 
  entries.forEach(entry => {
    var elem = entry.target;
    if(entry.intersectionRatio < displayRatio) {
      elem.pause();
    } else {
      if (elem.paused) {
        elem.setAttribute("autoplay", true);
        elem.setAttribute("loop", true);
        if (unmuteAll && elem.muted) elem.muted = false;
        elem.play();
      }
    }
  });
}, {threshold: displayRatio});

// Main script, attaching the observer to each video detected to automatically play/pause them
function startVid() {
  preventPause();
  var videosList = document.getElementsByTagName("video");
  for(var i = 0; i < videosList.length; i++) {
    var observedState = videosList[i].getAttribute("data-observe");
    if(observedState !== "true") {
      videosList[i].setAttribute("data-observe", true);
      observer.observe(videosList[i]);
    }
  }
  var slidersList = document.querySelectorAll('button[aria-label="next"]');
  for(var i = 0; i < slidersList.length; i++) {
    slidersList[i].click();
  }
}

// Used to counter the site preventing us from playing the videos
function preventPause() {
  var checkList = document.querySelectorAll('button[aria-label="play/pause"]');
  for(var i = 0; i < checkList.length; i++) {
    var startedState = checkList[i].getAttribute("data-started");
    if(startedState !== "true") {
      checkList[i].setAttribute("data-started", true);
      checkList[i].click();
    }
  }
}

// Scroll the page by 1px vertically (for smooth scrolling)
function pageScroll() {
    window.scrollBy(0,1);
}
  
// Reset the scroll interval
function resetScroll() {
  clearInterval(scrollInterval);
  scrollInterval = setInterval(pageScroll, scrollTimer);
}
  
// Keystrokes
var previousKeyStroke = null;
function keyStrokes(event) {
  if (document.activeElement.localName == "input") return;
  var ek = event.key;
  var tmpPreviousKeyStroke = previousKeyStroke;
  previousKeyStroke = ek;
  if (tmpPreviousKeyStroke == "Control") return;
  switch (ek) {
    case startKey:
      console.log("(Re)started");
      clearInterval(interval);
      interval = setInterval(startVid, 1000);
      resetScroll();
      break;
    case stopKey:
      console.log("Stopped");
      clearInterval(interval);
      clearInterval(scrollInterval);
      break;
    case fasterKey:
      scrollTimer -= scrollIncrement;
      if (scrollTimer <= 0) scrollTimer = 1;
      resetScroll();
      break;
    case slowerKey:
      scrollTimer += scrollIncrement;
			resetScroll();
      break;
    default:
  }
}
document.onkeydown = keyStrokes;

})();