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快速切换搜索引擎的工具栏，支持自定义搜索引擎
// ==UserScript==
// @name 🔍 搜索快切
// @namespace Aiccest
// @version 1.0.0
// @description 快速切换搜索引擎的工具栏，支持自定义搜索引擎
// @author Aiccest
// @match *://*/*
// @grant GM_addStyle
// @grant GM_setValue
// @grant GM_getValue
// @grant GM_registerMenuCommand
// @noframes
// @license MIT
// ==/UserScript==
(function() {
'use strict';
const CONFIG = { DELAY: 500, DEBOUNCE: 150 };
function debounce(fn, wait) {
let t;
return (...args) => { clearTimeout(t); t = setTimeout(() => fn(...args), wait); };
}
function escapeHTML(str) {
return str.replace(/[&<>]/g, c => ({ '&': '&', '<': '<', '>': '>' })[c] || c);
}
function generateId(name) {
let h = 0;
for (let i = 0; i < name.length; i++) h = ((h << 5) - h + name.charCodeAt(i)) | 0;
return 'engine_' + Math.abs(h);
}
const SEARCH_RULES = {
preset: [
{ domains: ['www.baidu.com', 'baidu.com', 'm.baidu.com'], pathTest: /^\/(s|s\/|wappass\/bdstatic\/|from|mobile\/)/, paramKeys: ['wd', 'word', 'q'], exclude: [/^\/tieba/, /^\/zhidao/, /^\/question/, /^\/passport/], isBaidu: true },
{ domains: ['www.google.*', '*.google.*'], pathTest: /^\/search\b/, paramKeys: ['q'] },
{ domains: ['m.sm.cn'], pathTest: /^\/s\b/, paramKeys: ['q'] },
{ domains: ['*.so.com'], pathTest: /^\/s\b/, paramKeys: ['q'] },
{ domains: ['sogou.com', 'm.sogou.com'], pathTest: /^\/(web|web\/searchList\.jsp)\b/, paramKeys: ['q', 'keyword'] },
{ domains: ['*.bing.com'], pathTest: /^\/search\b/, paramKeys: ['q'] },
{ domains: ['zhihu.com'], pathTest: /^\/search\b/, paramKeys: ['q'] },
{ domains: ['metaso.cn'], pathTest: /^\/$/, paramKeys: ['q'] }
],
custom(e) {
try {
const u = new URL(e.link.replace('%s', ''));
let k = '';
new URLSearchParams(u.search).forEach((v, key) => { if (v === '') k = key; });
return { domains: [u.hostname], pathTest: new RegExp(`^${u.pathname}`), paramKeys: [k] };
} catch {
return null;
}
}
};
function isSearchEnginePage() {
const u = new URL(location.href), p = new URLSearchParams(u.search);
const e = GM_getValue('universal_search_engines', []);
return [...SEARCH_RULES.preset, ...e.map(SEARCH_RULES.custom).filter(Boolean)].some(r => {
if (!r.domains.some(d => u.hostname.includes(d.replace('*.', '')))) return false;
if (r.exclude?.some(ex => ex.test(u.pathname))) return false;
if (r.pathTest && !r.pathTest.test(u.pathname)) return false;
return r.paramKeys.some(k => p.has(k));
});
}
class BaiduHandler {
constructor(render) {
this.lastQuery = null;
this.render = render;
this.init();
}
init() {
['pushState', 'replaceState'].forEach(m => {
const o = history[m];
history[m] = (...args) => { o.apply(history, args); this.handleChange('history'); };
});
window.addEventListener('popstate', () => this.handleChange('popstate'));
this.observer = new MutationObserver(m => {
if (m.some(r => Array.from(r.addedNodes).some(n => n.id === 'content_left' || n.classList?.contains('c-container') || n.querySelector?.('[data-click]')))) {
this.handleChange('dom');
}
});
this.observer.observe(document.body, { childList: true, subtree: true });
}
handleChange(src) {
debounce(() => {
const q = this.getQuery();
if (q && (q !== this.lastQuery || src === 'popstate' || src === 'dom')) {
this.lastQuery = q;
document.querySelector('#search-toolbox')?.remove();
this.render();
}
}, 300)();
}
getQuery() {
const p = new URLSearchParams(location.search);
let q = p.get('wd') || p.get('word') || p.get('q');
if (!q) {
const i = document.querySelector('input#kw, input[name="wd"], input[type="search"]');
q = i?.value?.trim();
}
return q || document.title.replace(/(百度搜索|_百度搜索|-百度搜索).*$/, '').trim();
}
destroy() {
this.observer?.disconnect();
}
}
class SearchBox {
constructor() {
this.engines = GM_getValue('universal_search_engines') || [
{ name: 'Google', link: 'https://www.google.com/search?q=%s' },
{ name: '百度', link: 'https://www.baidu.com/s?wd=%s' },
{ name: '神马', link: 'https://m.sm.cn/s?q=%s' },
{ name: '360搜索', link: 'https://www.so.com/s?q=%s' },
{ name: '搜狗', link: 'https://m.sogou.com/web/searchList.jsp?keyword=%s' },
{ name: '必应', link: 'https://cn.bing.com/search?q=%s' },
{ name: '知乎', link: 'https://www.zhihu.com/search?q=%s' },
{ name: '秘塔AI', link: 'https://metaso.cn/?q=%s' }
].map(e => ({ ...e, id: generateId(e.name) }));
if (!GM_getValue('universal_search_engines')) GM_setValue('universal_search_engines', this.engines);
if (!isSearchEnginePage()) return;
this.injectStyles();
if (SEARCH_RULES.preset[0].domains.some(d => location.hostname.includes(d.replace('*.', '')))) {
this.baiduHandler = new BaiduHandler(() => this.renderToolbox());
}
this.renderToolbox();
this.bindEvents();
this.bindResizeHandler();
GM_registerMenuCommand('⚙️ 设置', () => this.showSettings());
}
injectStyles() {
GM_addStyle(`
#search-toolbox {
position: fixed; bottom: 0; left: 0; right: 0; background: rgba(255,255,255,0.98);
border-top: 1px solid #ddd; padding: 8px; display: flex; gap: 6px; z-index: 2147483647;
overflow-x: auto; scrollbar-width: none;
}
#search-toolbox::-webkit-scrollbar { display: none; }
#search-toolbox.long-content { justify-content: flex-start; }
#search-toolbox:not(.long-content) { justify-content: center; }
.search-engine {
padding: 4px 10px; background: #007bff; color: #fff; border-radius: 4px; font-size: 12px;
white-space: nowrap; flex-shrink: 0; cursor: pointer;
}
#settings-btn { background: #6c757d; }
@media (max-width: 480px) {
.search-engine { font-size: 11px; padding: 4px 8px; }
}
`);
}
renderToolbox() {
let t = document.querySelector('#search-toolbox');
if (!t) {
t = document.createElement('div');
t.id = 'search-toolbox';
document.body.appendChild(t);
}
t.innerHTML = this.engines.map(e => `<div class="search-engine" data-id="${escapeHTML(e.id)}" data-link="${escapeHTML(e.link)}">${escapeHTML(e.name)}</div>`).join('') + '<div class="search-engine" id="settings-btn">⚙️</div>';
this.updateToolbox();
}
bindEvents() {
document.addEventListener('click', e => {
const t = e.target;
if (t.closest('#search-toolbox') && t.id === 'settings-btn') {
e.preventDefault();
const p = document.querySelector('#settings-panel-container');
if (p) {
p.remove();
} else {
this.showSettings();
setTimeout(() => {
document.addEventListener('click', function closePanel(ev) {
const path = ev.composedPath();
const isInPanel = path.some(el => el?.id === 'settings-panel-container' || el?.classList?.contains('settings-panel'));
const isSettingsBtn = ev.target.matches('#settings-btn');
if (!isInPanel && !isSettingsBtn) {
document.querySelector('#settings-panel-container')?.remove();
document.removeEventListener('click', closePanel);
}
}, { capture: true });
}, 50);
}
} else if (t.classList.contains('search-engine') && t.id !== 'settings-btn') {
const q = this.getQuery();
if (q) window.open(t.dataset.link.replace('%s', encodeURIComponent(q)), '_blank');
}
});
}
getQuery() {
if (this.baiduHandler) return this.baiduHandler.getQuery();
const p = new URLSearchParams(location.search);
for (const k of ['q', 'wd', 'query']) {
const v = p.get(k);
if (v?.trim()) return v.trim();
}
return document.querySelector('input[type="search"]')?.value?.trim() || '';
}
showSettings() {
const p = document.createElement('div');
p.id = 'settings-panel-container';
document.body.appendChild(p);
// 创建 Shadow DOM
const shadow = p.attachShadow({ mode: 'open' });
// 创建样式
const style = document.createElement('style');
style.textContent = `
.settings-panel {
width: 60%; position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%); background: white;
padding: 12px; border-radius: 10px; box-shadow: 0 0 20px rgba(0,0,0,0.15); z-index: 2147483647;
max-width: 600px; max-height: 80vh; overflow-y: auto; box-sizing: border-box;
font-family: Arial, sans-serif;
}
.settings-panel h3 {
margin: 0 0 12px; padding-bottom: 8px; border-bottom: 1px solid #eee; font-size: 12px;
display: flex; justify-content: space-between; align-items: center;
}
.engine-item {
margin-bottom: 12px; /* 保留条目间间距 */
}
.name-row {
display: flex; gap: 6px; align-items: center; margin-bottom: 0; /* 移除名称栏底部间距 */
}
.name-row input[type="text"] {
flex: 1; min-width: 60px; max-width: 120px; padding: 6px 8px; box-sizing: border-box;
border: 1px solid #ddd; border-radius: 4px;
}
.engine-actions {
display: flex; gap: 4px; margin-left: auto;
}
.url-input {
width: 100%; margin: 0; /* 移除URL输入框间距，使其紧贴名称栏 */
padding: 7px 10px; box-sizing: border-box;
border: 1px solid #ddd; border-radius: 4px;
}
.action-bar {
display: flex; gap: 6px; margin-top: 8px; padding-top: 12px; border-top: 1px solid #eee;
}
.action-btn {
flex: 1; padding: 5px; height: 24px; line-height: 14px; text-align: center; border-radius: 4px;
font-size: 16px; border: none; cursor: pointer;
}
.engine-actions button {
width: 18px; height: 24px; padding: 0; font-size: 14px; border-radius: 1px;
line-height: 22px; border: 1px solid #ddd; background: #f8f9fa;
}
.engine-actions button:hover { background: #e9ecef; }
.engine-actions button[disabled] { opacity: 0.5; cursor: not-allowed; }
#add-engine { background: #28a745; color: white; }
#save-settings { background: #007bff; color: white; }
#close-panel { background: #6c757d; color: white; }
@media (prefers-color-scheme: dark) {
.settings-panel { background: #2d2d2d; color: #eee; }
.engine-actions button { background: #333; border-color: #555; }
.url-input { background: #333; color: #fff; border-color: #555; }
.name-row input[type="text"] { background: #333; color: #fff; border-color: #555; }
.action-bar { border-top: 1px solid #444; }
.settings-panel h3 { border-bottom: 1px solid #444; }
}
`;
// 创建内容
const content = document.createElement('div');
content.className = 'settings-panel';
content.innerHTML = `
<h3>🔧 搜索引擎管理</h3>
<div id="engine-list">
${this.engines.map((e, i) => `
<div class="engine-item" data-id="${escapeHTML(e.id)}">
<div class="name-row">
<input type="text" value="${escapeHTML(e.name)}" required>
<div class="engine-actions">
<button class="move-up" ${i === 0 ? 'disabled' : ''}>↑</button>
<button class="move-down" ${i === this.engines.length - 1 ? 'disabled' : ''}>↓</button>
<button class="delete">×</button>
</div>
</div>
<input class="url-input" type="url" value="${escapeHTML(e.link)}" required>
</div>
`).join('')}
</div>
<div class="action-bar">
<button class="action-btn" id="add-engine">添加</button>
<button class="action-btn" id="save-settings">保存</button>
<button class="action-btn" id="close-panel">关闭</button>
</div>
`;
// 将样式和内容添加到 Shadow DOM
shadow.appendChild(style);
shadow.appendChild(content);
// 绑定事件
content.addEventListener('click', (e) => this.handleSettingsClick(e));
}
handleSettingsClick(e) {
const t = e.target;
const p = t.closest('.settings-panel');
if (!p) return;
if (t.id === 'add-engine') {
const item = document.createElement('div');
item.className = 'engine-item';
item.dataset.id = generateId('新引擎');
item.innerHTML = `
<div class="name-row">
<input type="text" placeholder="引擎名称" required>
<div class="engine-actions">
<button class="move-up">↑</button>
<button class="move-down">↓</button>
<button class="delete">×</button>
</div>
</div>
<input class="url-input" type="url" placeholder="https://www.google.com/search?q=%s" required>
`;
p.querySelector('#engine-list').appendChild(item);
p.scrollTop = p.scrollHeight;
} else if (t.id === 'save-settings') {
const engines = [];
let valid = true;
p.querySelectorAll('.engine-item').forEach(item => {
const nameInput = item.querySelector('input[type="text"]');
const urlInput = item.querySelector('input[type="url"]');
const name = nameInput.value.trim();
const link = urlInput.value.trim();
if (!name) {
alert('引擎名称不能为空！');
nameInput.focus();
valid = false;
return;
}
if (!/%s/.test(link)) {
alert('URL必须包含%s占位符！');
urlInput.focus();
valid = false;
return;
}
try {
new URL(link.replace('%s', 'test'));
} catch {
alert('请输入有效的URL！');
urlInput.focus();
valid = false;
return;
}
engines.push({ id: item.dataset.id, name, link });
});
if (valid) {
this.engines = engines;
GM_setValue('universal_search_engines', engines);
document.querySelector('#settings-panel-container')?.remove();
document.querySelector('#search-toolbox')?.remove();
this.renderToolbox();
}
} else if (t.id === 'close-panel') {
document.querySelector('#settings-panel-container')?.remove();
} else if (t.classList.contains('move-up') || t.classList.contains('move-down')) {
const item = t.closest('.engine-item');
if (t.classList.contains('move-up')) {
item.previousElementSibling?.before(item);
} else {
item.nextElementSibling?.after(item);
}
p.querySelectorAll('.engine-item').forEach((el, i) => {
el.querySelector('.move-up').disabled = i === 0;
el.querySelector('.move-down').disabled = i === p.querySelectorAll('.engine-item').length - 1;
});
} else if (t.classList.contains('delete')) {
if (p.querySelectorAll('.engine-item').length <= 1) {
alert('至少保留一个搜索引擎！');
return;
}
t.closest('.engine-item').remove();
}
}
updateToolbox() {
const t = document.querySelector('#search-toolbox');
if (!t) return;
t.classList.remove('long-content');
t.getBoundingClientRect();
const sw = t.scrollWidth, cw = t.clientWidth;
t.classList.toggle('long-content', sw > cw);
if (sw > cw) t.scrollLeft = 0;
}
bindResizeHandler() {
const h = debounce(() => {
requestAnimationFrame(() => this.updateToolbox());
}, CONFIG.DEBOUNCE);
window.addEventListener('resize', h);
window.addEventListener('orientationchange', h);
requestAnimationFrame(() => this.updateToolbox());
}
destroy() {
this.baiduHandler?.destroy();
document.querySelectorAll('#search-toolbox, #settings-panel-container').forEach(e => e.remove());
}
}
function init() {
if (document.body && isSearchEnginePage()) new SearchBox();
else setTimeout(init, 200);
}
init();
})();