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Enhances KickassTorrents (KAT) by forcing HTTPS, using a max-width layout, enabling navigation in search results using the arrow keys and removing ads.
// ==UserScript==
// @name Kickass Torrents Enhancements with Ad Remover
// @id kickass-enhancements
// @namespace urn:uuid:53d8a5b1-8677-481a-8096-939db3c8d0b3
// @version 1.7.10
// @description Enhances KickassTorrents (KAT) by forcing HTTPS, using a max-width layout, enabling navigation in search results using the arrow keys and removing ads.
// @license MIT; http://opensource.org/licenses/MIT
// @include http://kat.cr/*
// @include https://kat.cr/*
// @grant unsafeWindow
// @run-at document-start
// ==/UserScript==
(function () {
"use strict";
var katObjectFound;
var contentContainer;
var sidebar;
var prevPageHref;
var nextPageHref;
var hideSidebar;
var showSidebar;
(function () {
// Force HTTPS
if (/^http:\/\//.test(window.location.href)) {
// Hide document during redirection
var style = document.createElement("style");
style.type = "text/css";
style.textContent = "* { display: none; }";
var parent = document.documentElement || document;
parent.appendChild(style);
// Redirect to HTTPS
window.location.replace(window.location.href.replace(/^http:\/\//, "https://"));
return;
}
// Adblock code
var code = function (unsafeWindow, exportFunction) {
// Prevent overwriting
var Error = window.Error;
var HTMLAnchorElement = window.HTMLAnchorElement;
var querySelector = document.querySelector.bind(document);
// Break the script creating advertisements
var _scq = exportFunction(function _scq() {
throw new Error("Advertisements are disabled");
}, unsafeWindow);
Object.defineProperty(unsafeWindow, "_scq", {
configurable: false,
enumerable: false,
get: _scq,
set: _scq
});
unsafeWindow.sc = exportFunction(function sc() { }, unsafeWindow);
// Disable pop-up windows
function isSelf(target) {
if (target === "_self")
return true;
if (target !== "")
return false;
var base = querySelector("base[target]");
if (!base)
return true;
if (base.target === "" || base.target === "_self")
return true;
return false;
}
// Prevent opening pop-up windows using window.open()
var prevOpen = window.open;
prevOpen = prevOpen.apply.bind(prevOpen);
unsafeWindow.open = exportFunction(function open(href, target) {
if (target !== "_self")
return null;
return prevOpen(this, arguments);
}, unsafeWindow);
// Prevent opening pop-up windows using a.click()
var prevClick = HTMLElement.prototype.click;
prevClick = prevClick.apply.bind(prevClick);
unsafeWindow.HTMLElement.prototype.click = exportFunction(function click() {
if (this instanceof HTMLAnchorElement && !isSelf(this.target))
return;
return prevClick(this, arguments);
}, unsafeWindow);
// Prevent opening pop-up windows using a.dispatchEvent()
var prevDispatchEvent = EventTarget.prototype.dispatchEvent;
prevDispatchEvent = prevDispatchEvent.apply.bind(prevDispatchEvent);
unsafeWindow.EventTarget.prototype.dispatchEvent = exportFunction(function dispatchEvent(event) {
if (this instanceof HTMLAnchorElement && event && event.type === "click" && !isSelf(this.target))
return;
return prevDispatchEvent(this, arguments);
}, unsafeWindow);
};
if (typeof unsafeWindow !== "undefined" && typeof exportFunction !== "undefined" && unsafeWindow !== window) {
// Execute code in user script security context
code(unsafeWindow, exportFunction);
} else {
// Execute code in page script security context
executeCode("(" + code.toString() + ")(window, function (func) { return func; });");
}
var code = function () {
// Avoid warning about getPreventDefault() being deprecated
Event.prototype.getPreventDefault = function getPreventDefault() { return this.defaultPrevented };
// Define jQuery property
var jQueryValue = window.jQuery;
Object.defineProperty(window, "jQuery", {
configurable: true,
enumerable: true,
get: function jQuery() {
return jQueryValue;
},
set: function jQuery(value) {
// Disable jQuery Migrate logging
if (!("migrateMute" in value))
value.migrateMute = true;
delete window.jQuery;
window.jQuery = value;
}
});
};
executeCode("(" + code.toString() + ")();");
// Ignore errors in the script creating advertisements
window.addEventListener("error", onError, true);
// Prevent advertisements from being created
if ("onbeforescriptexecute" in document)
window.addEventListener("beforescriptexecute", onBeforeScriptExecute, true);
// Continue when DOM is available
window.addEventListener("DOMContentLoaded", onContentLoaded, true);
})();
// Execute code in document context
function executeCode(code) {
var script = document.createElement("script");
script.type = "text/javascript";
script.textContent = '"use strict";\n' + code;
var parent = document.documentElement || document;
parent.appendChild(script);
parent.removeChild(script);
}
function onError(event) {
if (!/Advertisements are disabled/.test(event.message))
return;
var script = document.evaluate("descendant::*[last()]/self::script", document, null, 8 /*ANY_UNORDERED_NODE_TYPE*/, null).singleNodeValue;
if (!script)
return;
// Match the script creating advertisements
var code = script.textContent;
if (!/\b_scq\b/.test(code))
return;
// Create kat object
if (!katObjectFound) {
var match = code.match(/;\s*(var\s+kat\s*=\s*{(\w|\s|[:,'"])*}\s*;)/);
if (match) {
katObjectFound = true;
executeCode(match[1]);
}
}
// Prevent error from being logged
event.preventDefault();
event.stopPropagation();
}
function onBeforeScriptExecute(event) {
// Ignore external scripts
var script = event.target;
if (script.src !== "")
return;
// Prevent advertisements from being created
var code = script.textContent;
if (!/\b_scq\b/.test(code))
return;
// Create kat object
if (!katObjectFound) {
var match = code.match(/;\s*(var\s+kat\s*=\s*{(\w|\s|[:,'"])*}\s*;)/);
if (match) {
katObjectFound = true;
executeCode(match[1]);
}
}
// Prevent script from executing
event.preventDefault();
event.stopPropagation();
}
function onContentLoaded() {
window.removeEventListener("DOMContentLoaded", onContentLoaded, true);
if ("onbeforescriptexecute" in document)
window.removeEventListener("beforescriptexecute", onBeforeScriptExecute, true);
window.removeEventListener("error", onError, true);
// Force HTTPS for links
var items = document.querySelectorAll('a[href^="http://kat.cr/"], link[href^="http://kat.cr/"], a[href^="http://torcache.net/"], a[href^="http://torrentz.eu/"]');
for (var i = 0; i < items.length; i++) {
var item = items[i];
item.href = item.href.replace(/^http:\/\//, "https://");
}
// Inline referrer anonymizer (for IMDb links)
var items = document.querySelectorAll('a[href^="http://blankrefer.com/?http"]');
for (var i = 0; i < items.length; i++) {
var a = items[i];
var match = a.href.match(/^http:\/\/blankrefer\.com\/\?(https?:\/\/.*)$/);
if (!match)
continue;
var encodedURL = match[1].replace(/&/g, "&").replace(/"/g, """).replace(/</g, "<").replace(/>/g, ">");
var html = '<meta content="0;url=' + encodedURL + '" http-equiv="refresh">';
// Specify UTF-8 for non-ASCII characters
var charset = "";
if (/[^\x00-\x7f]/.test(html))
charset = ";charset=utf-8";
a.href = "data:text/html" + charset + "," + encodeURIComponent(html);
}
// Apply style sheet to support the max-width layout
var style = document.createElement("style");
style.type = "text/css";
style.textContent = 'body { min-width: 0; }' +
'footer { width: auto; }' +
'iframe[style*="visibility:hidden"], iframe[style*="visibility: hidden"] { display: none; }' +
'.tabs { overflow: visible; }' +
'ul.tabNavigation li a span { padding-left: 7px; padding-right: 7px; }' +
'.pages a:not(.blank) { min-width: 15px; padding-left: 7px; padding-right: 7px; }';
document.head.appendChild(style);
// Select original content container
var mainContent = document.querySelector(".mainpart .doublecelltable td");
sidebar = document.querySelector("#sidebar");
if (!mainContent && !sidebar)
mainContent = document.querySelector(".mainpart");
// Create max-width content container
if (mainContent) {
contentContainer = document.createElement("div");
contentContainer.style.margin = "15px auto 0";
contentContainer.style.maxWidth = "900px";
while (mainContent.firstChild)
contentContainer.appendChild(mainContent.firstChild);
// Include float elements in parent height
var clearDiv = document.createElement("div");
clearDiv.style.clear = "both";
contentContainer.appendChild(clearDiv);
mainContent.appendChild(contentContainer);
// Remove width from nested content containers
var items = contentContainer.querySelectorAll(':scope > div.margauto[class*="width"]');
for (var i = 0; i < items.length; i++) {
var item = items[i];
if (/(^|\s)width\d{3,}px($|\s)/.test(item.className))
item.style.setProperty("width", "auto", "important");
}
}
// Remove advertisements
var items = document.querySelectorAll("div[data-sc-slot]");
for (var i = 0; i < items.length; i++) {
var item = items[i];
// Remove line breaks after advertisement
var br;
while (br = document.evaluate("following-sibling::*[1]/self::br", item, null, 8 /*ANY_UNORDERED_NODE_TYPE*/, null).singleNodeValue) {
for (var prevNode = br.previousSibling; prevNode; prevNode = prevNode.previousSibling) {
switch (prevNode.nodeType) {
case 1 /*ELEMENT_NODE*/:
// Found previous element
br.remove();
break;
case 3 /*TEXT_NODE*/:
// Ignore white space
if (!/\S/.test(prevNode.textContent))
continue;
// Found text between the line break and the previous element
br = null;
break;
default:
// Ignore comments
continue;
}
break;
}
if (br == null)
break;
}
// Remove container with margins and legend
var parent = document.evaluate("parent::div[contains(concat(' ', normalize-space(@class), ' '), ' spareBlock ')]", item, null, 8 /*ANY_UNORDERED_NODE_TYPE*/, null).singleNodeValue;
if (parent)
parent.remove();
item.remove();
}
// Remove single tabs with no content (Sponsored Links)
var items = document.querySelectorAll(".tabs");
for (var i = 0; i < items.length; i++) {
var item = items[i];
if (!item.querySelector(":scope > :not(.tabNavigation):not(.tabsSeparator)") && document.evaluate("not(descendant::li[2])", item, null, 3 /*BOOLEAN_TYPE*/, null).booleanValue)
item.remove();
}
// Enhance navigation
var activePages = document.querySelectorAll(".pages a.active");
for (var i = 0; i < activePages.length; i++) {
var activePage = activePages[i];
var parent = activePage.parentNode;
// Ignore non-navigational pages
if (!/^[0-9]+$/.test(activePage.textContent))
continue;
// Add Prev button
var prevPage = document.evaluate("preceding-sibling::a[not(contains(concat(' ', normalize-space(@class), ' '), ' kaTurnoverButton '))][1]", activePage, null, 8 /*ANY_UNORDERED_NODE_TYPE*/, null).singleNodeValue;
if (prevPage) {
if (i === 0)
prevPageHref = prevPage.href;
prevPage = prevPage.cloneNode(false);
prevPage.textContent = "< Prev";
var firstPage = document.evaluate("preceding-sibling::a[not(contains(concat(' ', normalize-space(@class), ' '), ' kaTurnoverButton '))][last()]", activePage, null, 8 /*ANY_UNORDERED_NODE_TYPE*/, null).singleNodeValue;
parent.insertBefore(prevPage, firstPage);
}
// Add Next button
var nextPage = document.evaluate("following-sibling::a[not(contains(concat(' ', normalize-space(@class), ' '), ' kaTurnoverButton '))][1]", activePage, null, 8 /*ANY_UNORDERED_NODE_TYPE*/, null).singleNodeValue;
if (nextPage) {
if (i === 0)
nextPageHref = nextPage.href;
nextPage = nextPage.cloneNode(false);
nextPage.textContent = "Next >";
var lastPage = document.evaluate("following-sibling::a[not(contains(concat(' ', normalize-space(@class), ' '), ' kaTurnoverButton '))][last()]", activePage, null, 8 /*ANY_UNORDERED_NODE_TYPE*/, null).singleNodeValue;
parent.insertBefore(nextPage, lastPage.nextSibling);
}
}
// Navigate using arrow keys
if (prevPageHref || nextPageHref)
window.addEventListener("keypress", onKeyPress, false);
// Restore removed torrents
var alertField = contentContainer && contentContainer.querySelector(":scope > .alertfield");
if (alertField) {
var torrentHashSpan = document.querySelector("#tab-technical .lightgrey");
if (torrentHashSpan) {
var match = torrentHashSpan.textContent.match(/\b[A-Z0-9]{40}\b/);
if (match) {
var torrentHash = match[0];
alertField.style.margin = "10px auto";
// Adjust alert message
var alertText = alertField.querySelector("h2");
if (alertText && !alertText.firstElementChild)
alertText.textContent = alertText.textContent.replace(/\band not available for download\b/, "and only Magnet link is available");
// Add Magnet link button
if (!document.querySelector(".magnetlinkButton")) {
var magnetLink = "magnet:?xt=urn:btih:" + encodeURIComponent(torrentHash);
var match = window.location.pathname.match(/^\/(.*)-[^-]*$/);
if (match) {
var torrentName = match[1];
magnetLink = magnetLink + "&dn=" + encodeURIComponent(torrentName);
}
var verifiedDiv = document.evaluate("following-sibling::*[1][contains(concat(' ', normalize-space(@class), ' '), ' lightgrey ')]", alertField, null, 8 /*ANY_UNORDERED_NODE_TYPE*/, null).singleNodeValue;
var isVerified = verifiedDiv && /\bTorrent verified\b/.test(verifiedDiv.textContent);
// Add button container
var buttonsLine = document.createElement("div");
buttonsLine.classList.add("buttonsline");
buttonsLine.classList.add("downloadButtonGroup");
buttonsLine.classList.add("clearleft");
buttonsLine.classList.add("novertpad");
// Add button
var magnetLinkButton = document.createElement("a");
magnetLinkButton.classList.add("siteButton");
magnetLinkButton.classList.add("giantButton");
if (isVerified)
magnetLinkButton.classList.add("verifTorrentButton");
magnetLinkButton.href = magnetLink;
magnetLinkButton.title = isVerified ? "Verified Magnet link" : "Magnet link";
buttonsLine.appendChild(magnetLinkButton);
// Add button text
var magnetLinkButtonText = document.createElement("span");
magnetLinkButtonText.textContent = "Magnet link";
magnetLinkButton.appendChild(magnetLinkButtonText);
// Add verified image
if (isVerified) {
var magnetLinkButtonPic = document.createElement("em");
magnetLinkButtonPic.classList.add("buttonPic");
magnetLinkButtonText.insertBefore(magnetLinkButtonPic, magnetLinkButtonText.firstChild);
}
alertField.parentNode.insertBefore(buttonsLine, alertField.nextSibling);
}
}
}
}
if (sidebar) {
hideSidebar = document.querySelector("#hidesidebar");
showSidebar = document.querySelector("#showsidebar");
// Create sidebar toggles
if (!hideSidebar || !showSidebar) {
if (hideSidebar)
hideSidebar.parentNode.removeChild(hideSidebar);
if (showSidebar)
showSidebar.parentNode.removeChild(showSidebar);
sidebar.classList.add("sidebarLogged");
sidebar.classList.add("font11px");
// Create hideSidebar
hideSidebar = document.createElement("a");
hideSidebar.id = "hidesidebar";
hideSidebar.classList.add("hideSidebar");
hideSidebar.addEventListener("click", onHideSidebarClick, false);
// Create showSidebar
showSidebar = document.createElement("a");
showSidebar.id = "showsidebar";
showSidebar.classList.add("showSidebar");
showSidebar.style.display = "none";
showSidebar.addEventListener("click", onShowSidebarClick, false);
// Insert sidebar toggles
sidebar.parentNode.insertBefore(hideSidebar, sidebar);
sidebar.parentNode.insertBefore(showSidebar, sidebar);
}
var items = sidebar.querySelectorAll(".sliderbox");
var i = items.length - 1;
while (i >= 0) {
var section = items[i--];
var sectionHeader = section.querySelector("h3");
if (!sectionHeader)
continue;
var foldClose = sectionHeader.querySelector(".foldClose");
if (!foldClose)
continue;
var block = section.querySelector(".showBlockJS");
if (!block)
continue;
// Enable toggling sidebar section by clicking on the section header
sectionHeader.style.cursor = "pointer";
sectionHeader.addEventListener("click", onSectionHeaderClick, false);
// Close sidebar sections while the viewport is shorter than the document and sidebar is higher than content
if (contentContainer && window.innerWidth > document.documentElement.clientWidth && sidebar.offsetTop + sidebar.offsetHeight > contentContainer.offsetTop + contentContainer.offsetHeight) {
foldClose.classList.remove("ka-arrow2-up");
foldClose.classList.add("ka-arrow2-down");
block.classList.remove("showBlockJS");
block.classList.add("hideBlockJS");
}
}
}
}
function onKeyPress(event) {
var newLocation;
switch (event.key) {
case "Left":
case "ArrowLeft":
if (!prevPageHref)
return;
newLocation = prevPageHref;
break;
case "Right":
case "ArrowRight":
if (!nextPageHref)
return;
newLocation = nextPageHref;
break;
default:
return;
}
var activeElement = document.activeElement;
if (activeElement instanceof HTMLInputElement || activeElement instanceof HTMLTextAreaElement)
return;
event.preventDefault();
window.location.assign(newLocation);
}
function onHideSidebarClick(event) {
sidebar.style.display = "none";
hideSidebar.style.display = "none";
showSidebar.style.display = "";
event.preventDefault();
}
function onShowSidebarClick(event) {
sidebar.style.display = "";
hideSidebar.style.display = "";
showSidebar.style.display = "none";
event.preventDefault();
}
function onSectionHeaderClick(event) {
var sectionHeader = event.target;
// Ignore events bubbling from children
if (sectionHeader !== event.currentTarget)
return;
var foldClose = sectionHeader.querySelector(".foldClose");
if (!foldClose)
return;
foldClose.click();
event.preventDefault();
}
})();