ImageFap - Fix endless scrolling

ImageFap - Fix ImageFap endless scrolling to not load same posts multiple times.

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

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 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         ImageFap - Fix endless scrolling
// @namespace    imagefap_endless_scroll
// @version      1.1
// @license      GNU AGPLv3
// @description  ImageFap - Fix ImageFap endless scrolling to not load same posts multiple times. 
// @author       marp
// @homepageURL  https://greasyfork.org/en/users/204542-marp
// @grant        none
// @match        https://www.imagefap.com/newsfeed.php*
// @run-at document-end
// ==/UserScript==


// This function will be injected and executed in the context of the page.
// As such it uses the same script libraries as thew page - for example the VERY old jQuery 1.4.2
function injectThis() {
  $(window).unbind("scroll");
  var oldts = Number.MAX_VALUE;
  $(window).scroll(function() {
    if ($(document).height() - $(window).height() - $(window).scrollTop() < 100)
    {
      if (oldts > ts) {
        oldts = ts;
        $('div#loadmoreajaxloader').show();
        $.ajax( {
          url: "/ajax/newsdata.php?userid=XXXuseridXXX&status=XXXstatusXXX&galleries=XXXgalleriesXXX&comments=XXXcommentsXXX&ts=" + ts + "",
          success: function(html)
          {
            if (html)
            {
              $("#postswrapper").append(html);
              $('div#loadmoreajaxloader').hide();
            } else {
              $('div#loadmoreajaxloader').html('<center>No more posts to show.</center>');
            }
          }
        });
      }  
    }
  });
}


// Get the nummerical UserID from the navigation header
var singlematch = document.evaluate("//div[@class='blk_header']//a[contains(@href,'usergallery.php?userid=')]", document, null, XPathResult.FIRST_ORDERED_NODE_TYPE, null);
var singlenode = singlematch.singleNodeValue;

if (singlenode) {
  var userid = singlenode.getAttribute("href").substring(8 + singlenode.getAttribute("href").search(/\?userid\=/i));
//console.info("userid: ", userid);

  // Get the selected newsfeed categories (and use defaults to be on the safe side)
  // ImageFap ignores this after the first "page", but I'll still pass the correct params...
  //   ...maybe the site owners will repair it one day...
  var comments = "1";
  var galleries = "1";
  var status = "1";
  singlenode = document.getElementById('status');
  if (singlenode) {
    status = (!singlenode.checked ? "no" : "1");
  }
  singlenode = document.getElementById('galleries');
  if (singlenode) {
    galleries = (!singlenode.checked ? "no" : "1");
  }
  singlenode = document.getElementById('comments');
  if (singlenode) {
    comments = (!singlenode.checked ? "no" : "1");
  }
//console.info("status: ", status);
//console.info("galleries: ", galleries);
//console.info("comments: ", comments);

  var injectString = injectThis.toString();
  injectString = injectString.replaceAll("XXXuseridXXX", userid);
  injectString = injectString.replaceAll("XXXstatusXXX", status);
  injectString = injectString.replaceAll("XXXgalleriesXXX", galleries);
  injectString = injectString.replaceAll("XXXcommentsXXX", comments);
//console.info("function-to-string: ", injectString);

  var scriptnode = document.createElement("script");
  scriptnode.setAttribute("type", "text/javascript");
  scriptnode.textContent = "(" + injectString + ")()";
  document.body.appendChild(scriptnode);
}