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EX Better Thumbnails

Provides infinite scroll and larger thumbnails for gallery browsing.

  1. // ==UserScript==
  2. // @name         EX Better Thumbnails
  3. // @description      Provides infinite scroll and larger thumbnails for gallery browsing. 
  4. // @version      0.63
  5. // @match        https://exhentai.org/g/*
  6. // @grant        none
  7. // @namespace https://greasyfork.org/users/13871
  8. // ==/UserScript==
  9.  
  10. const titleInputBoxMode = false;
  11.  
  12. var thisURL = document.createElement("a");
  13. thisURL.href = document.URL;
  14. var i = 0;
  15. var URLGen = URLGenerator();
  16. var fileCount;
  17. var len = 0;
  18. var gdata;
  19. const jQueryCDN = "https://code.jquery.com/jquery-1.11.3.min.js";
  20. const api = "https://exhentai.org/api.php";
  21.  
  22. const CSSCode = ".select {float: left}";
  23.  
  24. function loadJS(URL, callback) {
  25.     var js = document.createElement("script");
  26.     js.type = "text/javascript";
  27.     js.src = URL;
  28.     if (callback) {
  29.         js.onload = callback;
  30.     }
  31.     document.head.appendChild(js);
  32. }
  33.  
  34. (function() {
  35.     callback = function() {
  36.         changeLayout();
  37.         injectCSS();
  38.         // injectBar();
  39.         request(gid, token);
  40.         main();
  41.     }
  42.     loadJS(jQueryCDN, callback);
  43. })();
  44.  
  45. function injectCSS() {
  46.     var css = $("<style></style>");
  47.     css.html(CSSCode);
  48.     $("body").append(css);
  49. }
  50.  
  51. function injectBar() {
  52.     $('<div id="controlbar"></div>').prependTo($("#gdt"));
  53.     var button = $('<button id="debug">debug</button>').click(function() {listChecked();});
  54.     $('#controlbar').append(button);
  55. }
  56.  
  57. function request(gid, token) {
  58.     var data = {
  59.         method: "gdata",
  60.         gidlist: [
  61.             [gid, token]
  62.         ]
  63.     };
  64.     data = JSON.stringify(data);
  65.     var r = $.ajax({
  66.         url: api,
  67.         data: data,
  68.         dataType: "JSON",
  69.         type: "POST",
  70.         contentType: "application/json",
  71.         success: function(res, error) {
  72.             gdata = res;
  73.             fileCount = Number(gdata["gmetadata"][0]["filecount"]);
  74.             console.log("File count: " + fileCount);
  75.         }
  76.     });
  77. }
  78.  
  79. function* URLGenerator() {
  80.     var base = thisURL.protocol + "//" + thisURL.hostname + thisURL.pathname + "?inline_set=ts_l";
  81.     while (true) {
  82.         yield base + "&" + "p=" + i;
  83.         i += 1;
  84.     }
  85. }
  86.  
  87. function openPageURL(URL, elem) {
  88.     var callback = function(data) {
  89.         var DOM = $.parseHTML(data);
  90.         var imgURL = $(DOM).find("#img").prop("src");
  91.         var original = ""
  92.         try {
  93.             original = $(DOM).find("#i7").find("a").prop("href");
  94.         } catch (err) {
  95.             console.log(err);
  96.         }
  97.         if (original) {
  98.             imgURL = original;
  99.         }
  100.         if (elem) {
  101.             var k = document.createElement('a');
  102.             k.href = imgURL;
  103.             k.download = true;
  104.             k.click();
  105.             k.remove();
  106.         }
  107.     }
  108.     $.get(URL, callback);
  109. }
  110.  
  111. function insert(URL) {
  112.     $.get(URL, function(data) {
  113.         var DOM = $.parseHTML(data);
  114.         $(DOM).find(".gdtl").each(function() {
  115.             var title = $(this).find("img").prop("title");
  116.             var fname = title
  117.             var caption = $('<div class="caption"></div>');
  118.             $(caption).appendTo(this);
  119.             var pageURL = $(this).find("a").prop("href");
  120.             $(caption).html("<a href=" + '"javascript: void(0);"' +">"+ fname + "</a>");
  121.             $(caption).find("a").click(function() {
  122.                 openPageURL(pageURL, $(caption).find("a"));
  123.             });
  124.             $("#gdt > .c").before(this);
  125.             $(this).hide().fadeIn();
  126.         });
  127.     })
  128. }
  129.  
  130. function call() {
  131.     var url = URLGen.next().value;
  132.     console.log(url);
  133.     insert(url);
  134. }
  135.  
  136. function changeLayout() {
  137.     if (titleInputBoxMode) {
  138.         var i =$( '<input type="text" value=""></input>');
  139.         i.prop("value", $("#gn").html());
  140.         $("#gn").html(i);
  141.     }
  142.     $("#asm, #gdo, .gtb, #frontpage").remove();
  143.     var thumbnails = document.getElementById("gdt");
  144.     document.body.insertBefore(thumbnails, document.body.lastChild);
  145.     $(".gdtm, .gdtl").each(function() {
  146.         $(this).remove()
  147.     })
  148. }
  149.  
  150. function main() {
  151.     if (len == 0) {
  152.         call();
  153.     }
  154.     $(window).scroll(function() {
  155.         len = $(".gdtl").length;
  156.         if (len < fileCount && window.innerHeight + window.scrollY >= document.body.offsetHeight) {
  157.             call();
  158.         }
  159.     })
  160. }