// ==UserScript==
// @name         Fake Z-Lib Site Warning
// @name:zh-CN   小心有假的Z-Lib
// @namespace    http://tampermonkey.net/
// @version      0.2.7
// @description:zh-CN   提醒用户注意假冒的 Z-Lib 网站
// @description Warn users about scam Z-Lib sites to protect their accounts
// @author       Yearly
// @match        *://zlibrary.to/*
// @match        *://z-lib.io/*
// @match        *://z-lib.id/*
// @include      *://z-lib.*/*
// @include      *://*.z-lib.*/*
// @include      *://*.z-library.*/*
// @include      *://z-library.*/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=z-lib.gs
// @license      AGPL-v3.0
// @grant        GM_addStyle
// @run-at       document-start
// ==/UserScript==
(function() {
function checkResourceExists(url) {
return fetch(url, { method: 'HEAD' })
.then(response => {
return response.ok ? 1 : 0;
})
.catch(() => {
return 0;
});
}
// 使用示例
checkResourceExists('/components/zlibrary-startup-script.js').then(r###lt => {
if(r###lt) {
console.log("startup succ");
} else {
console.log("fake site");
GM_addStyle(`
html, body{
background-image: url("data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIyNTAiIGhlaWdodD0iMTUwIiB2aWV3Qm94PSIwIDAgMjUwIDE1MCI+PHN0eWxlPi53d3R0MXtmb250LXdlaWdodDo5MDB9PC9zdHlsZT48dGV4dCB5PSIxMDAiIGNsYXNzPSJ3d3R0MSIgZm9udC1zaXplPSIyNCIgZmlsbD0iI0YwMDYiIHRyYW5zZm9ybT0icm90YXRlKC0yNSkiPldBUk5JTkchPC90ZXh0Pjx0ZXh0IHk9IjE1MCIgY2xhc3M9Ind3dHQxIiBmb250LXNpemU9IjI0IiBmaWxsPSIjRjAwNiIgdHJhbnNmb3JtPSJyb3RhdGUoLTI1KSI+U0NBTSBXRUJTSVRFITwvdGV4dD48L3N2Zz4=");
}
`);
}
});
if (document.title.search("Z-Library") >= 0) {
var testImage = new Image();
testImage.src = '/img/banners/scam-sites-3.png';
testImage.onload = function() {
console.log("load succ");
};
testImage.onerror = function() {
const savedTime = localStorage.getItem('savedTime');
const currentTime = Date.now();
const timeDifference = currentTime - savedTime;
if (timeDifference > 86400000) {
showWarning();
}
const imgurl="data:image/svg+xml;base64,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";
GM_addStyle(`
div.container  div.well.login {
background-repeat: no-repeat;
background-image: url(${imgurl});
background-position: center;
background-size: contain;
}
div.container  div.well.login button {
color: #FF5722;
background: #FFEB3B;
}
div.container  div.well.login img {
filter: sepia(100%);
}
`);
};
function showWarning() {
var language = navigator.languages ? navigator.languages[0] : (navigator.language || navigator.userLanguage);
var isEnglish = language.startsWith('en');
var warningDiv = document.createElement('div');
warningDiv.style = "position: fixed; top: 0px; left: 0px; width: 100%; height: 100%; background-color: rgba(0, 0, 0, 0.6); z-index: 9999; display: flex; justify-content: center; align-items: center;";
var contentDiv = document.createElement('div');
contentDiv.style = "background-color: white; padding: 20px; border-radius: 10px; text-align: center;";
var title = document.createElement('h2');
title.textContent = isEnglish ? 'The current site is a scam Z-Library, please protect your account and data.' : '当前网址是假的z-lib，请注意保护你的账号和数据安全，不要登录或填写信息，防止账号丢失或信息泄露';
title.style = "margin-bottom:10px;";
contentDiv.appendChild(title);
var closeButton = document.createElement('span');
closeButton.textContent = isEnglish ? 'Close the alert, Continue to visit fake site' : '关闭提示，继续访问山寨网站';
closeButton.style = "padding:3px 12px; font-size:large; cursor:pointer; color:#e77; background:#fcc6;"
closeButton.onclick = function() {
document.body.removeChild(warningDiv);
};
var close24hBtn = document.createElement('span');
close24hBtn.textContent = isEnglish ? 'Do not remind again within 24 hours' : '24小时内不再提示';
close24hBtn.style = "padding:3px 12px; margin-left:30px; font-size:large; cursor:pointer; color:#e77; background:#fcc6;"
close24hBtn.onclick = function() {
document.body.removeChild(warningDiv);
const currentTime = Date.now();
localStorage.setItem('savedTime', currentTime);
};
contentDiv.append(closeButton, close24hBtn);
var img = document.createElement('img');
img.src = '/banners/scam-sites-3.png';
img.style ="display:block; maxWidth: 100%; margin:0px -10px 15px";
contentDiv.appendChild(img);
var info = document.createElement('h3');
info.textContent = isEnglish ? 'Known official sites:' : '已知的官方链接：';
contentDiv.appendChild(info);
var links = [
"https://z-lib.gs",
"https://z-lib.fm",
"https://1lib.sk",
"https://go-to-library.sk",
"https://articles.sk",
"https://z-library.sk",
//  "https://singlelogin.re",
//  "https://singlelogin.rs",
//  "https://z-library.rs",
];
links.forEach(function(link) {
let a = document.createElement('a');
a.href = link;
a.textContent = link;
a.style = 'display:block; margin:5px auto; width: max-content;';
contentDiv.appendChild(a);
let testImage = new Image();
testImage.src = link + '/img/banners/scam-sites-3.png';
testImage.onload = function() {
a.style.color = "#0b8";
img.src = testImage.src;
console.log("load succ" + img.src);
};
});
warningDiv.appendChild(contentDiv);
document.body.appendChild(warningDiv);
}
}
})();