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Export and Import Cookies

Allows you to import and export cookies from any website.

  1. // ==UserScript==
  2. // @name         Export and Import Cookies
  3. // @version      1.0.1
  4. // @description  Allows you to import and export cookies from any website.
  5. // @author       yodaluca23
  6. // @license      GNU GPLv3
  7. // @match        *://*/*
  8. // @grant        GM_registerMenuCommand
  9. // @grant        GM_setClipboard
  10. // @namespace https://greasyfork.org/users/1315976
  11. // ==/UserScript==
  12.  
  13. (function() {
  14.     'use strict';
  15.  
  16.     const signatureKey = 'cookie_manager_by_yodaluca23';
  17.  
  18.     // Function to export cookies and copy them to clipboard
  19.     function exportCookies() {
  20.  
  21.         const cookiesExport = document.cookie.split('; ').map(cookie => {
  22.             const [name, value] = cookie.split('=');
  23.             return { name, value };
  24.         });
  25.  
  26.         const cookiesWithSignature = {
  27.             cookies: cookiesExport,
  28.             signature: signatureKey
  29.         };
  30.  
  31.         GM_setClipboard(JSON.stringify(cookiesWithSignature));
  32.         alert("Cookies copied to clipboard.");
  33.     }
  34.  
  35.     // Function to import cookies from clipboard
  36.     function importCookies() {
  37.  
  38.         var cookiesLoading;
  39.         var userInput = prompt("Please paste in your cookies previously exported:");
  40.         console.log(userInput);
  41.         if (userInput !== null && userInput !== "") {
  42.             cookiesLoading = userInput;
  43.         } else {
  44.           return;
  45.         }
  46.  
  47.         try {
  48.             const cookiesWithSignature = JSON.parse(cookiesLoading);
  49.  
  50.             if (cookiesWithSignature.signature !== signatureKey) {
  51.                 alert("These cookies were not exported with this tool.");
  52.                 return;
  53.             }
  54.  
  55.             const cookiesImport = cookiesWithSignature.cookies;
  56.  
  57.             cookiesImport.forEach(({ name, value }) => {
  58.                 document.cookie = `${name}=${value}; path=/; domain=${window.location.hostname}`;
  59.             });
  60.  
  61.             let refresh = confirm("Cookies have been imported, would you like to refresh the page now?");
  62.             if (refresh) {
  63.                 location.reload();
  64.             }
  65.  
  66.         } catch (error) {
  67.             alert("Error importing cookies: " + error.message);
  68.         }
  69.     }
  70.  
  71.     // Register menu commands for exporting and importing cookies
  72.     GM_registerMenuCommand("Export Cookies", exportCookies);
  73.     GM_registerMenuCommand("Import Cookies", importCookies);
  74.  
  75. })();