护眼模式

最简单的全网通用护眼模式、夜间模式、暗黑模式

As of 13. 05. 2021. See the latest version.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         护眼模式
// @version      1.0.0
// @author       X.I.U
// @description  最简单的全网通用护眼模式、夜间模式、暗黑模式
// @match        *://*/*
// @icon         https://i.loli.net/2021/03/07/rdijeYm83pznxWq.png
// @grant        GM_registerMenuCommand
// @grant        GM_unregisterMenuCommand
// @grant        GM_getValue
// @grant        GM_setValue
// @noframes
// @license      GPL-3.0 License
// @run-at       document-start
// @namespace    https://github.com/XIU2/UserScript
// ==/UserScript==

(function() {
    var menu_ALL = [
        ['menu_runDuringTheDay', '白天保持开启 (比晚上更亮一点)', '白天保持开启', true],
        ['menu_darkModeType', '点击切换模式', '点击切换模式', 1]
    ], menu_ID = [];
    for (let i=0;i<menu_ALL.length;i++){ // 如果读取到的值为 null 就写入默认值
        if (GM_getValue(menu_ALL[i][0]) == null){GM_setValue(menu_ALL[i][0], menu_ALL[i][3])};
    }
    registerMenuCommand();
    addStyle();


    // 注册脚本菜单
    function registerMenuCommand() {
        if (menu_ID.length > menu_ALL.length){ // 如果菜单ID数组多于菜单数组,说明不是首次添加菜单,需要卸载所有脚本菜单
            for (let i=0;i<menu_ID.length;i++){
                GM_unregisterMenuCommand(menu_ID[i]);
            }
        }
        for (let i=0;i<menu_ALL.length;i++){ // 循环注册脚本菜单
            menu_ALL[i][3] = GM_getValue(menu_ALL[i][0]);
            if (menu_ALL[i][0] === 'menu_darkModeType') {
                if (menu_ALL[i][3] > 3){ // 避免在减少 raw 数组后,用户储存的数据大于数组而报错
                    menu_ALL[i][3] = 1;
                    GM_setValue('menu_darkModeType', menu_ALL[i][3]);
                }
                menu_ID[i] = GM_registerMenuCommand(`🔄 [ ${menu_ALL[i][3]} ] ${menu_ALL[i][1]}`, function(){menu_toggle(`${menu_ALL[i][3]}`,`${menu_ALL[i][0]}`)});
            } else {
                menu_ID[i] = GM_registerMenuCommand(`🌝 [ ${menu_ALL[i][3]?'√':'×'} ] ${menu_ALL[i][1]}`, function(){menu_switch(`${menu_ALL[i][3]}`,`${menu_ALL[i][0]}`,`${menu_ALL[i][2]}`)});
            }
        }
        menu_ID[menu_ID.length] = GM_registerMenuCommand('💬 反馈 & 建议', function () {window.GM_openInTab('https://github.com/XIU2/UserScript#xiu2userscript', {active: true,insert: true,setParent: true});window.GM_openInTab('https://greasyfork.org/zh-CN/scripts/412212/feedback', {active: true,insert: true,setParent: true});});
    }


    // 切换暗黑模式
    function menu_toggle(menu_status, Name) {
        menu_status = parseInt(menu_status)
        if (menu_status >= 3){
            menu_status = 1;
        } else {
            menu_status += 1;
        }
        GM_setValue(`${Name}`, menu_status);
        location.reload(); // 刷新网页
    };


    // 菜单开关
    function menu_switch(menu_status, Name, Tips) {
        if (menu_status == 'true'){
            GM_setValue(`${Name}`, false);
            GM_notification({text: `已关闭 [${Tips}] 功能\n(刷新网页后生效)`, timeout: 3500});
        }else{
            GM_setValue(`${Name}`, true);
            GM_notification({text: `已开启 [${Tips}] 功能\n(刷新网页后生效)`, timeout: 3500});
        }
        registerMenuCommand(); // 重新注册脚本菜单
    };


    // 返回菜单值
    function menu_value(menuName) {
        for (let menu of menu_ALL) {
            if (menu[0] == menuName) {
                return menu[3]
            }
        }
    }


    // 添加样式
    function addStyle() {
        let grayLevel,rgbValueArry,
            style_Add = document.createElement('style'),
            hours = new Date().getHours(),
            style = ``,
            style_00 = `body {background-color: #ffffff !important;}`,
            style_11 = `html {filter: brightness(80%) !important;}`,
            style_11_firefox = `html {filter: brightness(80%) !important; background-image: url();}`,
            style_12 = `html {filter: brightness(70%) !important;}`,
            style_12_firefox = `html {filter: brightness(70%) !important; background-image: url();}`,
            style_21 = `html {filter: brightness(80%) sepia(20%) !important;}`,
            style_21_firefox = `html {filter: brightness(80%) sepia(20%) !important; background-image: url();}`,
            style_22 = `html {filter: brightness(70%) sepia(30%) !important;}`,
            style_22_firefox = `html {filter: brightness(70%) sepia(30%) !important; background-image: url();}`,
            style_31 = `html {filter: invert(80%) !important;} img, video {filter: invert(1) !important;}`,
            style_31_firefox = `html {filter: invert(80%) !important;} img, video {filter: invert(1) !important; background-image: url();}`;

        // 判断网页是否没有设置背景颜色(没有背景颜色会导致滤镜对背景颜色无效)
        if (document.body) {
            rgbValueArry = window.getComputedStyle(document.body).backgroundColor.replace ('rgb(', '').replace ('rgba(', '').replace (')', '').split (', ');
            grayLevel = rgbValueArry [0] + rgbValueArry [1] + rgbValueArry [2];
            if (grayLevel === "000") style += style_00
        }

        // Firefox 浏览器需要特殊对待
        if (navigator.userAgent.toLowerCase().indexOf('firefox') > -1) {
            style_11 = style_11_firefox
            style_12 = style_12_firefox
            style_21 = style_21_firefox
            style_22 = style_22_firefox
            style_31 = style_31_firefox
        }

        // 白天(7点到19点)
        if (hours > 6 || hours < 19) {
            if (menu_value('menu_runDuringTheDay')) {
                style_12 = style_11
                style_22 = style_21
            } else {
                style_12 = style_22 = ''
            }
        }

        switch(menu_value('menu_darkModeType')) {
            case 1:
                style += style_12;
                break;
            case 2:
                style += style_22;
                break;
            case 3:
                style += style_31;
                break;
        }
        style_Add.innerHTML = style;
        if (document.head) {
                document.head.appendChild(style_Add);
        } else { // 为了避免脚本运行的时候 head 还没加载导致报错
            let timer = setInterval(function(){
                if (document.head) {
                    document.head.appendChild(style_Add);
                    clearInterval(timer);
                }
            }, 1);
        }

        // 为了避免 body 还没加载导致无法检查是否设置背景颜色的备用措施
        if (!grayLevel) {
            let timer2 = setInterval(function(){
                if (document.body) {
                    let rgbValueArry = window.getComputedStyle(document.body).backgroundColor.replace ('rgb(', '').replace ('rgba(', '').replace (')', '').split (', '),
                        style_Add1 = document.createElement('style');
                    if (rgbValueArry [0] + rgbValueArry [1] + rgbValueArry [2] === "000") {
                        style_Add1.innerHTML = 'body {background-color: #ffffff !important;}';
                        document.head.appendChild(style_Add1);
                    }
                    clearInterval(timer2);
                }
            }, 1);
        }
    }
})();