Google Exclusions Dynamic Clean Fixed

Blocks keywords and websites from Google search without breaking typing spaces
当前为 2025-11-22 提交的版本，查看最新版本。
换行
// ==UserScript==
// @name         Google Exclusions Dynamic Clean Fixed
// @namespace    http://tampermonkey.net/
// @version      1.9
// @description  Blocks keywords and websites from Google search without breaking typing spaces
// @author       ScriptKing
// @match        https://www.google.com/search*
// @match        https://www.google.com/
// @grant        none
// @license MIT
// ==/UserScript==
(function() {
    'use strict';
    // IMPORTANT
    // (1) update your website search engine to exclude the excluded websites/keywords, see an example below:
    // like this: https://www.google.com/search?q=%s+-site:website_to_exclude.com+-keyword_to_exclude
    // (2) put the exclusions also in the list below
    const exclusions = ['website_to_exclude.com', 'keyword_to_exclude'];

    function isDomain(str) {
        return str.includes('.');
    }

    function appendExclusions(query) {
        let newQuery = query;
        exclusions.forEach(ex => {
            let exStr = isDomain(ex) ? `-site:${ex}` : `-${ex}`;
            if (!newQuery.toLowerCase().includes(exStr.toLowerCase())) {
                newQuery += ` ${exStr}`;
            }
        });
        return newQuery;
    }

    function cleanQueryBox() {
        const selectors = 'input[name="q"], textarea[name="q"], input[type="search"]';
        const queryBox = document.querySelector(selectors);

        if (queryBox && queryBox.value) {
            let cleaned = queryBox.value;
            exclusions.forEach(ex => {
                const exEsc = ex.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
                const regex = isDomain(ex)
                    ? new RegExp(`\\s*-site:${exEsc}\\s*`, 'gi')
                    : new RegExp(`\\s*-${exEsc}\\s*`, 'gi');
                cleaned = cleaned.replace(regex, ' ');
            });
            cleaned = cleaned.replace(/\s+/g, ' ').trim();

            if (cleaned !== queryBox.value) {
                queryBox.value = cleaned;
                ['input', 'change'].forEach(eventType => {
                    queryBox.dispatchEvent(new Event(eventType, { bubbles: true }));
                });
            }
        }
    }

    async function setupSearchHandler() {
        const button = await new Promise(resolve => {
            const interval = setInterval(() => {
                const btn = document.querySelector('button[aria-label="Search"], input[name="btnK"], button[name="btnK"]');
                if (btn) {
                    clearInterval(interval);
                    resolve(btn);
                }
            }, 100);
        });

        const queryBox = document.querySelector('input[name="q"], textarea[name="q"]');

        button.addEventListener('click', e => {
            if (queryBox && queryBox.value.trim()) {
                e.preventDefault();
                queryBox.value = appendExclusions(queryBox.value);
                setTimeout(() => {
                    queryBox.form.submit();
                }, 0);
            }
        });
    }

    function initialize() {
        setupSearchHandler();
        window.addEventListener('load', cleanQueryBox); // clean after results load
    }

    if (document.readyState === 'loading') {
        document.addEventListener('DOMContentLoaded', initialize);
    } else {
        initialize();
    }

    // Only clean after typing finishes (Enter key)
    document.addEventListener('keydown', e => {
        if (e.key === 'Enter' && e.target.matches('input[name="q"], textarea[name="q"]')) {
            const queryBox = e.target;
            if (queryBox.value.trim()) {
                queryBox.value = appendExclusions(queryBox.value);
                setTimeout(cleanQueryBox, 100); // clean after submit
            }
        }
    });

})();