搜索引擎切换

搜索引擎快速切换工具
当前为 2023-05-01 提交的版本，查看最新版本。
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// ==UserScript==
// @name         搜索引擎切换
// @namespace    https://ivanli.cc/
// @version      0.5
// @description
// @author       Ivan Li
// @icon         data:image/svg+xml;base64,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

// @match        *://www.baidu.com/*
// @match        *://www.google.com/*
// @match        *://www.google.com.hk/*
// @match        *://www.bing.com/*
// @match        *://cn.bing.com/*
// @match        *://bing.com/*
// @match        *://www.sogou.com/*
// @match        *://duckduckgo.com/*
// @match        *://yandex.com/*
// @match        *://www.douyin.com/*
// @match        *://www.zhihu.com/*
// @match        *://search.bilibili.com/*
// @match        *://search.cnki.com.cn/*


// @grant        unsafeWindow
// @grant        GM_getValue
// @grant        GM_setValue
// @grant        GM_log
// @grant        GM_addElement
// @run-at       document-end

// @license     MIT
// @description 搜索引擎快速切换工具
// ==/UserScript==

// ------------------------------------------------------
'use strict';

const searchEngines = [
    {
        id: 'baidu',
        name: "百度搜索",
        url: "https://www.baidu.com/s?wd=",
        regUrl: /www.baidu.com/i,
        getSearchWord: () => {
            const url = new URL(window.location.href);
            return url.searchParams.get('wd');
        }
    },
    {
        id: 'google',
        name: "Google",
        url: "https://www.google.com/search?q=",
        regUrl: /www.google.com/i,
        getSearchWord: () => {
            const url = new URL(window.location.href);
            return url.searchParams.get('q');
        }
    },
    {
        id: "bing",
        name: "Bing",
        url: "https://www.bing.com/search?q=",
        regUrl: /www.bing.com/i,
        getSearchWord: () => {
            const url = new URL(window.location.href);
            return url.searchParams.get('q');
        }
    },
    {
        id: "bing-cn",
        name: "必应",
        url: "https://cn.bing.com/search?q=",
        regUrl: /cn.bing.com/i,
        getSearchWord: () => {
            const url = new URL(window.location.href);
            return url.searchParams.get('q');
        }
    },
    {
        id: "sogou.com",
        name: "搜狗",
        url: "https://www.sogou.com/web?query=",
        regUrl: /www.sogou.com/i,
        getSearchWord: () => {
            const url = new URL(window.location.href);
            return url.searchParams.get('query');
        }
    },
    {
        id: "duckduckgo",
        name: "DuckDuckGo",
        url: "https://duckduckgo.com/?q=",
        regUrl: /duckduckgo.com/i,
        getSearchWord: () => {
            const url = new URL(window.location.href);
            return url.searchParams.get('q');
        }
    },
    {
        id: "yandex",
        name: "Yandex",
        url: "https://yandex.com/search/?text=",
        regUrl: /yandex.com/i,
        getSearchWord: () => {
            const url = new URL(window.location.href);
            return url.searchParams.get('text');
        }
    },
    {
        id: "zhihu",
        name: "知乎",
        url: "https://www.zhihu.com/search?q=",
        regUrl: /www.zhihu.com/i,
        getSearchWord: () => {
            const url = new URL(window.location.href);
            return url.searchParams.get('q');
        }
    },
    {
        id: "bilibili",
        name: "哔哩哔哩",
        url: "http://search.bilibili.com/all?keyword=",
        regUrl: /search.bilibili.com/i,
        getSearchWord: () => {
            const url = new URL(window.location.href);
            return url.searchParams.get('keyword');
        }
    },
];

// Tailwind CSS for Dev
GM_addElement('script', {
    src: 'https://cdn.tailwindcss.com',
    type: 'text/javascript'
});

// Create Panel
function createIndexPanel() {
    // index panel
    const indexPanel = document.querySelector("body").appendChild(document.createElement("div"));
    indexPanel.setAttribute("id", "ivan_search-engine-switch");
    indexPanel.className = "fixed left-4 top-1/3 -translate-y-1/2 bg-sky-100/50 backdrop-blur text-sky-700 rounded shadow-lg flex flex-col";
    indexPanel.style.zIndex = '999999';

    // engine list
    const ol = indexPanel.appendChild(document.createElement("ol"));
    ol.className = "divide-dotted divide-y divide-sky-300";

    for (let i = 0; i < searchEngines.length; i++) {
        const engine = searchEngines[i];
        if (true) {
            const li = ol.appendChild(document.createElement("li"));
            li.className = "px-4 py-2 hover:bg-sky-100 transition";

            const a = li.appendChild(document.createElement('a'));
            a.className = `switch-search-engine ${engine.id} block text-inherit no-underline`;
            a.dataset.url = engine.url;
            a.href = "javascript::void(0);";
            a.text = engine.name;

        }

    }

    // fold
    const foldBtn = indexPanel.appendChild(document.createElement("button"));
    foldBtn.className = 'absolute -right-2 top-1/2 -translate-y-1/2 h-6 w-6 rounded-full shadow-lg bg-sky-700/50 backdrop-blur text-sky-100 flex items-center justify-center text-xl';

    const foldBtnIcon = foldBtn.appendChild(document.createElement("span"));
    foldBtnIcon.className = " pr-0.5 transition";
    foldBtnIcon.innerHTML = `<svg stroke="currentColor" fill="none" stroke-width="0" viewBox="0 0 24 24" height="1em" width="1em" xmlns="http://www.w3.org/2000/svg"><path d="M16.2426 6.34317L14.8284 4.92896L7.75739 12L14.8285 19.0711L16.2427 17.6569L10.5858 12L16.2426 6.34317Z" fill="currentColor"></path></svg>`;

    foldBtn.onclick = function (ev) {
        const folded = foldBtnIcon.classList.contains('rotate-180');
        if (folded) {
            indexPanel.classList.add('left-4');
            foldBtnIcon.classList.remove('rotate-180');
            indexPanel.classList.remove('opacity-50');
            indexPanel.classList.remove('hover:opacity-100');
            indexPanel.style.left = "";
        } else {
            indexPanel.classList.remove('left-4');
            indexPanel.classList.add('opacity-50');
            indexPanel.classList.add('hover:opacity-100');
            foldBtnIcon.classList.add('rotate-180');

            const rightBoardPosX = `-${indexPanel.offsetLeft + indexPanel.offsetWidth - 4}px`;
            indexPanel.style.left = rightBoardPosX;
        }
    };
}

createIndexPanel();

// Register Event Handlers for Jump
function registerJump() {
    let linkElems = document.querySelectorAll(".switch-search-engine");
    for (const elem of linkElems) {
        elem.addEventListener("click", function () {
            const currUrl = new URL(window.location.href);
            const currSearchEngine = searchEngines.find(it => it.regUrl?.test(currUrl.toString()));

            if (!currSearchEngine) {
                GM_log(`The current page does not match the preset search engine. url: ${currUrl}`);
                return
            }

            const words = currSearchEngine.getSearchWord();
            GM_log(`match words: "${words}", url: ${currUrl}`);

            const urlPrefix = elem.dataset.url;
            elem.setAttribute("href", urlPrefix + words);
        });
    }
}

registerJump();
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