Cookie Editor のソースコード

Cookie Editor

Edit cookies, use in script menu
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// ==UserScript==
// @name         Cookie Editor
// @version      1.1
// @description  Edit cookies, use in script menu
// @author       DeepSeek
// @match        *://*/*
// @grant        GM_registerMenuCommand
// @run-at       document-end
// @namespace https://greatest.deepsurf.us/users/452911
// ==/UserScript==

(function() {
    'use strict';

    // Register menu command
    GM_registerMenuCommand('Edit Cookies', editCookiesPrecisely, 'e');

    function editCookiesPrecisely() {
        // Get all current cookies and convert to object
        const currentCookies = document.cookie.split(';').reduce((obj, cookie) => {
            const [name, value] = cookie.trim().split('=');
            if (name) obj[name] = value || '';
            return obj;
        }, {});

        // Convert to edit string (semicolon separated)
        const editText = Object.entries(currentCookies)
            .map(([name, value]) => `${name}=${value}`)
            .join('; ');

        // Use prompt dialog to edit
        const newText = prompt('Edit Cookies (semicolon separated format):\n\nNote: Any cookie not in the edit box will be deleted', editText);
        if (newText === null) return; // User cancelled

        try {
            // Parse new cookies
            const newCookies = newText.split(';').reduce((obj, cookie) => {
                const [name, value] = cookie.trim().split('=');
                if (name) obj[name] = value || '';
                return obj;
            }, {});

            // Find cookies to delete (existing but not in new list)
            Object.keys(currentCookies).forEach(name => {
                if (!(name in newCookies)) {
                    document.cookie = `${name}=; expires=Thu, 01 Jan 1970 00:00:00 GMT; path=/`;
                }
            });

            // Set new or modified cookies
            Object.entries(newCookies).forEach(([name, value]) => {
                document.cookie = `${name}=${value}; path=/`;
            });

            // Show result and refresh
            const changedCount = Object.keys(newCookies).length;
            const deletedCount = Object.keys(currentCookies).length - changedCount;
            alert(`Cookie update complete:\nAdded/Modified: ${changedCount}\nDeleted: ${deletedCount}\nThe page will refresh...`);
            setTimeout(() => location.reload(), 500);

        } catch (e) {
            alert('Error: ' + e.message);
        }
    }
})();