ExHentai - Working Login Screen (Cookies)

Displays a (working) login form.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

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

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

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

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

You will need to install a user script manager extension to install this script.

(У мене вже є менеджер скриптів, дайте мені встановити його!)

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.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name        ExHentai - Working Login Screen (Cookies)
// @namespace   Violentmonkey Scripts
// @match       https://exhentai.org/*
// @grant       GM_getValue
// @version     1.7
// @author      shlsdv
// @license     MIT
// @description Displays a (working) login form.
// @icon        https://e-hentai.org/favicon.ico
// @homepageURL https://greasyfork.org/en/scripts/470374-working-exhentai-login-screen-cookies
// ==/UserScript==

function getCookie(name) {
  var cookies = document.cookie.split(';');
  for (var i = 0; i < cookies.length; i++) {
    var cookie = cookies[i].trim();
    if (cookie.startsWith(name + '=')) {
      return cookie.substring(name.length + 1);
    }
  }
  return null;
}

function isLoggedIn() {
  return getCookie('igneous') && getCookie('igneous') !== 'mystery'
      && getCookie('ipb_member_id') && getCookie('ipb_pass_hash');
}

function setCookie(name, value, domain) {
  document.cookie = name + '=' + value + '; path=/' + (domain ? '; domain=' + domain+';' : '');
}

function deleteAllCookies() {
  var cookieList  = document.cookie.split (/;\s*/);
  for (var J = cookieList.length - 1;   J >= 0;  --J) {
      var cookieName = cookieList[J].replace (/\s*(\w+)=.+$/, "$1");
      eraseCookie (cookieName);
  }
}

function eraseCookie(cookieName) {
    var domain      = document.domain;
    var domain2     = document.domain.replace (/^www\./, "");
    var domain3     = document.domain.replace (/^(\w+\.)+?(\w+\.\w+)$/, "$2");;
    var pathNodes   = location.pathname.split ("/").map ( function (pathWord) {
        return '/' + pathWord;
    } );
    var cookPaths   = [""].concat (pathNodes.map ( function (pathNode) {
        if (this.pathStr) {
            this.pathStr += pathNode;
        } else {
            this.pathStr = "; path=";
            return (this.pathStr + pathNode);
        }
        return (this.pathStr);
    } ) );
    ( eraseCookie = function (cookieName) {
        cookPaths.forEach ( function (pathStr) {
            var diagStr     = cookieName + "=" + pathStr + "; expires=Thu, 01-Jan-1970 00:00:01 GMT;";
            document.cookie = diagStr;
            document.cookie = cookieName + "=" + pathStr + "; domain=" + domain  + "; expires=Thu, 01-Jan-1970 00:00:01 GMT;";
            document.cookie = cookieName + "=" + pathStr + "; domain=" + domain2 + "; expires=Thu, 01-Jan-1970 00:00:01 GMT;";
            document.cookie = cookieName + "=" + pathStr + "; domain=" + domain3 + "; expires=Thu, 01-Jan-1970 00:00:01 GMT;";
        } );
    } ) (cookieName);
}

function addCustomCookies(id, pass, sk=""){
  setCookie('sl', 'dm_1');
  setCookie('ipb_member_id', id);
  setCookie('ipb_pass_hash', pass);
  if (sk) {
    setCookie('sk', sk, '.exhentai.org');
  }
}

function submitLoginForm() {
  deleteAllCookies();
  var username = document.getElementById('username').value;
  var password = document.getElementById('password').value;
  var [id, sk=""] = username.split(';');
  addCustomCookies(id.trim(), password.trim(), sk.trim());
  location.reload();
}

function checkStoredLogin() {
  var id = GM_getValue('ipb_member_id', '');
  var pass = GM_getValue('ipb_pass_hash', '');
  var sk = GM_getValue('sk', '');
  if (id && pass) {
    console.log("Stored credentials found. Setting cookies.");
    addCustomCookies(id, pass, sk);
    location.reload();
    return true;
  }
  return false;
}

(function() {
  function addLoginForm() {
    if (typeof isLoggedIn === "function" && isLoggedIn()) {
      console.log("Cookies found, not adding form");
      return;
    }

    if (checkStoredLogin()) return;

    console.log("Adding login form");

    document.body.style.backgroundColor = '#121212';
    document.body.style.color = '#ffffff';

    var loginForm = document.createElement('form');
    loginForm.setAttribute('id', 'login-form');
    loginForm.style.position = 'fixed';
    loginForm.style.top = '50%';
    loginForm.style.left = '50%';
    loginForm.style.transform = 'translate(-50%, -50%)';
    loginForm.style.zIndex = '9999';
    loginForm.style.backgroundColor = '#ffffff';
    loginForm.style.padding = '30px';
    loginForm.style.borderRadius = '8px';
    loginForm.style.boxShadow = '0 4px 20px rgba(255, 255, 255, 0.1)';
    loginForm.style.fontFamily = 'Arial, sans-serif';
    loginForm.style.color = '#333';
    loginForm.style.transition = 'all 0.3s ease';
    loginForm.style.width = '300px';

    loginForm.innerHTML = `
      <div style="text-align: center;">
          <h2>Login</h2>
          <input type="text" id="username" name="username" placeholder="ipb_member_id;sk" style="height: 30px;" required><br><br>
          <input type="password" id="password" name="password" placeholder="ipb_pass_hash" style="height: 30px;" required><br><br>
          <input type="submit" value="Submit" style="width: 80px; height: 40px;">
      </div>
      <p>
        <b>Update</b>: The igneous cookie should no longer be used.
      </p>
      <details>
        <summary style="cursor: pointer; color: blue; text-decoration: underline;">Help</summary>
        <p>
          In the first field, enter your 'ipb_member_id' cookie.
          In the second field, enter your 'ipb_pass_hash'.
          Obtain these two cookies in your browser's developer tools after successfully entering ExHentai.
          You can also add your 'sk' cookie after a semicolon in the first field to fix potential watchlist-related issues.
        </p>
      </details>
    `;

    loginForm.addEventListener('submit', function(event) {
      event.preventDefault();
      submitLoginForm();
    });

    document.addEventListener('keydown', function(event) {
      if (event.keyCode === 13) {
        event.preventDefault();
        submitLoginForm();
      }
    });

    document.body.appendChild(loginForm);
  }

  if (document.readyState === 'complete' || document.readyState === 'interactive') {
    addLoginForm();
  } else {
    document.addEventListener('DOMContentLoaded', addLoginForm);
  }
})();