// ==UserScript== // @name 时间修改器（增强） // @namespace http://tampermonkey.net/ // @version 4.0 // @description 修改浏览器JS获取的本地时间，支持偏移和固定时间设置 // @author Vap // @match *://*/* // @grant none // @run-at document-start // @license MIT // @downloadURL https://update.greasyfork.icu/scripts/537424/%E6%97%B6%E9%97%B4%E4%BF%AE%E6%94%B9%E5%99%A8%EF%BC%88%E5%A2%9E%E5%BC%BA%EF%BC%89.user.js // @updateURL https://update.greasyfork.icu/scripts/537424/%E6%97%B6%E9%97%B4%E4%BF%AE%E6%94%B9%E5%99%A8%EF%BC%88%E5%A2%9E%E5%BC%BA%EF%BC%89.meta.js // ==/UserScript== (function () { 'use strict'; // 配置存储键名 const STORAGE_KEY = 'TIME_MODIFIER_CONFIG'; // 默认配置 const defaultConfig = { enabled: false, mode: 'offset', // 'offset' 或 'fixed' offsetHours: 0, offsetMinutes: 0, fixedDateTime: '', enabledDomains: [], uiCollapsed: false, position: { x: null, y: null }, // 新增：保存UI位置 }; // 获取当前域名 const currentDomain = window.location.hostname; // 加载配置 function loadConfig() { try { const stored = localStorage.getItem(STORAGE_KEY); return stored ? { ...defaultConfig, ...JSON.parse(stored) } : defaultConfig; } catch (e) { return defaultConfig; } } // 保存配置 function saveConfig(config) { localStorage.setItem(STORAGE_KEY, JSON.stringify(config)); } // 检查当前域名是否启用 function isDomainEnabled(config) { return ( config.enabledDomains.includes(currentDomain) || config.enabledDomains.length === 0 ); } // 计算时间偏移 function calculateTimeOffset(config) { if (config.mode === 'offset') { return (config.offsetHours * 60 + config.offsetMinutes) * 60 * 1000; } else if (config.mode === 'fixed' && config.fixedDateTime) { const fixedTime = new Date(config.fixedDateTime).getTime(); const currentTime = Date.now(); return fixedTime - currentTime; } return 0; } // 修改时间相关的原生方法 function modifyTimeMethods(offsetMs) { const originalDate = window.Date; const originalNow = Date.now; const originalGetTime = Date.prototype.getTime; // 重写 Date 构造函数 window.Date = function (...args) { if (args.length === 0) { const modifiedTime = new originalDate(originalNow() + offsetMs); return modifiedTime; } return new originalDate(...args); }; // 继承原型 window.Date.prototype = originalDate.prototype; // 重写静态方法 window.Date.now = function () { return originalNow() + offsetMs; }; // 重写其他静态方法 Object.getOwnPropertyNames(originalDate).forEach(prop => { if (typeof originalDate[prop] === 'function' && prop !== 'now') { window.Date[prop] = originalDate[prop]; } }); // 重写 getTime 方法 Date.prototype.getTime = function () { const originalTime = originalGetTime.call(this); if (this.constructor === window.Date && arguments.length === 0) { return originalTime + offsetMs; } return originalTime; }; } // 格式化日期时间为本地输入格式 function formatDateTimeLocal(date) { const year = date.getFullYear(); const month = String(date.getMonth() + 1).padStart(2, '0'); const day = String(date.getDate()).padStart(2, '0'); const hours = String(date.getHours()).padStart(2, '0'); const minutes = String(date.getMinutes()).padStart(2, '0'); return `${year}-${month}-${day}T${hours}:${minutes}`; } // 创建UI界面 function createUI() { const config = loadConfig(); // 主容器 const container = document.createElement('div'); container.id = 'time-modifier-ui'; // 基础样式 const baseStyles = ` position: fixed; z-index: 999999; font-family: Arial, sans-serif; font-size: 12px; background: #fff; border: 1px solid #ddd; border-radius: 8px; box-shadow: 0 4px 12px rgba(0,0,0,0.15); transition: all 0.3s ease; `; // 展开状态样式 const expandedStyles = ` top: 20px; right: 20px; min-width: 320px; `; // 收起状态样式 const collapsedStyles = ` bottom: 20px; right: 20px; min-width: auto; cursor: move; `; // 应用初始样式 container.style.cssText = baseStyles + (config.uiCollapsed ? collapsedStyles : expandedStyles); // 如果有保存的位置且UI是收起状态，应用保存的位置 if ( config.uiCollapsed && config.position.x !== null && config.position.y !== null ) { container.style.right = 'auto'; container.style.bottom = 'auto'; container.style.left = `${config.position.x}px`; container.style.top = `${config.position.y}px`; } // 标题栏 const header = document.createElement('div'); header.style.cssText = ` background: #f5f5f5; padding: 8px 12px; border-bottom: ${config.uiCollapsed ? 'none' : '1px solid #ddd'}; border-radius: 7px ${config.uiCollapsed ? '7px 7px' : '7px 0 0'}; cursor: pointer; display: flex; justify-content: space-between; align-items: center; user-select: none; `; header.innerHTML = ` ${ config.uiCollapsed ? '⏰' : '⏰ 时间修改器' } ${ config.uiCollapsed ? '▼' : '▲' } `; // 内容区域 const content = document.createElement('div'); content.id = 'time-modifier-content'; content.style.cssText = ` padding: 12px; ${config.uiCollapsed ? 'display: none;' : ''} `; // 启用开关 const enableRow = document.createElement('div'); enableRow.style.cssText = 'margin-bottom: 12px; display: flex; align-items: center;'; enableRow.innerHTML = ` `; // 模式选择 const modeRow = document.createElement('div'); modeRow.style.cssText = 'margin-bottom: 12px;'; modeRow.innerHTML = `
修改模式：
`; // 时间偏移设置 const offsetRow = document.createElement('div'); offsetRow.id = 'offset-settings'; offsetRow.style.cssText = `margin-bottom: 12px; ${ config.mode === 'fixed' ? 'display: none;' : '' }`; offsetRow.innerHTML = `
时间偏移：
小时 分钟
`; // 固定时间设置 const fixedRow = document.createElement('div'); fixedRow.id = 'fixed-settings'; fixedRow.style.cssText = `margin-bottom: 12px; ${ config.mode === 'offset' ? 'display: none;' : '' }`; const currentTime = new Date(); const defaultDateTime = config.fixedDateTime || formatDateTimeLocal(currentTime); fixedRow.innerHTML = `
固定时间：
`; // 域名管理 const domainRow = document.createElement('div'); domainRow.style.cssText = 'margin-bottom: 12px;'; domainRow.innerHTML = `
启用域名 (留空表示所有域名)：
`; // 当前状态显示 const statusRow = document.createElement('div'); statusRow.style.cssText = 'margin-bottom: 12px; padding: 8px; background: #f9f9f9; border-radius: 4px; font-size: 11px;'; statusRow.innerHTML = `
当前域名: ${currentDomain}
系统时间: --
修改后时间: --
当前模式: ${ config.mode === 'offset' ? '时间偏移' : '固定时间' }
`; // 操作按钮 const buttonRow = document.createElement('div'); buttonRow.style.cssText = 'display: flex; gap: 8px; justify-content: flex-end;'; buttonRow.innerHTML = ` `; // 组装UI content.appendChild(enableRow); content.appendChild(modeRow); content.appendChild(offsetRow); content.appendChild(fixedRow); content.appendChild(domainRow); content.appendChild(statusRow); content.appendChild(buttonRow); container.appendChild(header); container.appendChild(content); return container; } // 更新域名列表显示 function updateDomainList(container, config) { const domainList = container.querySelector('#domain-list'); domainList.innerHTML = ''; config.enabledDomains.forEach((domain, index) => { const domainItem = document.createElement('div'); domainItem.style.cssText = 'display: flex; justify-content: space-between; align-items: center; padding: 2px 0; font-size: 11px;'; domainItem.innerHTML = ` ${domain} `; domainList.appendChild(domainItem); }); } // 更新时间显示 function updateTimeDisplay(container) { const systemTimeDisplay = container.querySelector('#system-time'); const timeDisplay = container.querySelector('#time-display'); const modeDisplay = container.querySelector('#mode-display'); if (systemTimeDisplay) { systemTimeDisplay.textContent = new Date().toLocaleString(); } if (timeDisplay) { const config = loadConfig(); if (config.enabled && isDomainEnabled(config)) { const offsetMs = calculateTimeOffset(config); const modifiedTime = new Date(Date.now() + offsetMs); timeDisplay.textContent = modifiedTime.toLocaleString(); timeDisplay.style.color = '#28a745'; timeDisplay.style.fontWeight = 'bold'; } else { timeDisplay.textContent = '未启用'; timeDisplay.style.color = '#6c757d'; timeDisplay.style.fontWeight = 'normal'; } } if (modeDisplay) { const config = loadConfig(); modeDisplay.textContent = config.mode === 'offset' ? '时间偏移' : '固定时间'; } } // 使元素可拖动 function makeDraggable(element) { let isDragging = false; let offsetX, offsetY; // 鼠标按下事件 element.addEventListener('mousedown', function (e) { // 只有在收起状态且点击标题栏时才能拖动 const config = loadConfig(); if (!config.uiCollapsed) return; // 确保点击的是标题栏 const header = element.querySelector('div'); if (e.target !== header && !header.contains(e.target)) return; isDragging = true; // 计算鼠标在元素内的偏移量 const rect = element.getBoundingClientRect(); offsetX = e.clientX - rect.left; offsetY = e.clientY - rect.top; // 防止拖动时选中文本 e.preventDefault(); }); // 鼠标移动事件 document.addEventListener('mousemove', function (e) { if (!isDragging) return; // 计算新位置 const x = e.clientX - offsetX; const y = e.clientY - offsetY; // 限制在窗口内 const maxX = window.innerWidth - element.offsetWidth; const maxY = window.innerHeight - element.offsetHeight; const newX = Math.max(0, Math.min(x, maxX)); const newY = Math.max(0, Math.min(y, maxY)); // 应用新位置 element.style.left = `${newX}px`; element.style.top = `${newY}px`; element.style.right = 'auto'; element.style.bottom = 'auto'; // 保存位置到配置 const config = loadConfig(); config.position = { x: newX, y: newY }; saveConfig(config); }); // 鼠标释放事件 document.addEventListener('mouseup', function () { isDragging = false; }); // 鼠标离开窗口事件 document.addEventListener('mouseleave', function () { isDragging = false; }); } // 绑定事件 function bindEvents(container) { const config = loadConfig(); // 使容器可拖动 makeDraggable(container); // 折叠/展开 const toggleBtn = container.querySelector('#toggle-btn'); const content = container.querySelector('#time-modifier-content'); const header = container.querySelector('div'); header.addEventListener('click', e => { // 如果正在拖动，不触发折叠/展开 if (container.isDragging) return; if (e.target === toggleBtn || e.target.parentElement === header) { const isCollapsed = content.style.display === 'none'; content.style.display = isCollapsed ? 'block' : 'none'; toggleBtn.textContent = isCollapsed ? '▲' : '▼'; // 更新配置 config.uiCollapsed = !isCollapsed; saveConfig(config); // 更新UI样式 if (isCollapsed) { // 展开状态 container.style.minWidth = '320px'; container.style.top = '20px'; container.style.right = '20px'; container.style.left = 'auto'; container.style.bottom = 'auto'; container.style.cursor = 'default'; header.style.borderBottom = '1px solid #ddd'; header.style.borderRadius = '7px 7px 0 0'; header.querySelector('span').textContent = '⏰ 时间修改器'; } else { // 收起状态 container.style.minWidth = 'auto'; container.style.cursor = 'move'; header.style.borderBottom = 'none'; header.style.borderRadius = '7px'; header.querySelector('span').textContent = '⏰'; // 如果有保存的位置，使用保存的位置 if (config.position.x !== null && config.position.y !== null) { container.style.left = `${config.position.x}px`; container.style.top = `${config.position.y}px`; container.style.right = 'auto'; container.style.bottom = 'auto'; } else { // 否则默认放在右下角 container.style.bottom = '20px'; container.style.right = '20px'; container.style.top = 'auto'; container.style.left = 'auto'; } } } }); // 模式切换 const modeRadios = container.querySelectorAll('input[name="mode"]'); modeRadios.forEach(radio => { radio.addEventListener('change', () => { const offsetSettings = container.querySelector('#offset-settings'); const fixedSettings = container.querySelector('#fixed-settings'); if (radio.value === 'offset') { offsetSettings.style.display = 'block'; fixedSettings.style.display = 'none'; } else { offsetSettings.style.display = 'none'; fixedSettings.style.display = 'block'; } updateTimeDisplay(container); }); }); // 固定时间快捷按钮 const setCurrentTimeBtn = container.querySelector('#set-current-time'); const addOneHourBtn = container.querySelector('#add-one-hour'); const addOneDayBtn = container.querySelector('#add-one-day'); const fixedDatetimeInput = container.querySelector('#fixed-datetime-input'); setCurrentTimeBtn.addEventListener('click', () => { fixedDatetimeInput.value = formatDateTimeLocal(new Date()); updateTimeDisplay(container); }); addOneHourBtn.addEventListener('click', () => { const currentValue = new Date(fixedDatetimeInput.value || new Date()); currentValue.setHours(currentValue.getHours() + 1); fixedDatetimeInput.value = formatDateTimeLocal(currentValue); updateTimeDisplay(container); }); addOneDayBtn.addEventListener('click', () => { const currentValue = new Date(fixedDatetimeInput.value || new Date()); currentValue.setDate(currentValue.getDate() + 1); fixedDatetimeInput.value = formatDateTimeLocal(currentValue); updateTimeDisplay(container); }); // 固定时间输入变化 fixedDatetimeInput.addEventListener('change', () => { updateTimeDisplay(container); }); // 偏移时间输入变化 const hoursInput = container.querySelector('#hours-input'); const minutesInput = container.querySelector('#minutes-input'); [hoursInput, minutesInput].forEach(input => { input.addEventListener('input', () => { updateTimeDisplay(container); }); }); // 添加域名 const addDomainBtn = container.querySelector('#add-domain-btn'); const domainInput = container.querySelector('#domain-input'); addDomainBtn.addEventListener('click', () => { const domain = domainInput.value.trim(); if (domain && !config.enabledDomains.includes(domain)) { config.enabledDomains.push(domain); saveConfig(config); updateDomainList(container, config); domainInput.value = ''; } }); // 删除域名 container.addEventListener('click', e => { if (e.target.classList.contains('remove-domain')) { const index = parseInt(e.target.dataset.index); config.enabledDomains.splice(index, 1); saveConfig(config); updateDomainList(container, config); } }); // 应用设置 const applyBtn = container.querySelector('#apply-btn'); applyBtn.addEventListener('click', () => { const enabled = container.querySelector('#enable-checkbox').checked; const mode = container.querySelector('input[name="mode"]:checked').value; const hours = parseInt(container.querySelector('#hours-input').value) || 0; const minutes = parseInt(container.querySelector('#minutes-input').value) || 0; const fixedDateTime = container.querySelector( '#fixed-datetime-input', ).value; config.enabled = enabled; config.mode = mode; config.offsetHours = hours; config.offsetMinutes = minutes; config.fixedDateTime = fixedDateTime; saveConfig(config); if (enabled && isDomainEnabled(config)) { const offsetMs = calculateTimeOffset(config); modifyTimeMethods(offsetMs); } alert('设置已应用！刷新页面生效。'); }); // 重置设置 const resetBtn = container.querySelector('#reset-btn'); resetBtn.addEventListener('click', () => { if (confirm('确定要重置所有设置吗？')) { localStorage.removeItem(STORAGE_KEY); location.reload(); } }); // 初始化域名列表 updateDomainList(container, config); // 定时更新时间显示 setInterval(() => updateTimeDisplay(container), 1000); updateTimeDisplay(container); } // 初始化 function init() { const config = loadConfig(); // 如果启用且当前域名在列表中，则修改时间 if (config.enabled && isDomainEnabled(config)) { const offsetMs = calculateTimeOffset(config); modifyTimeMethods(offsetMs); } // 页面加载完成后创建UI if (document.readyState === 'loading') { document.addEventListener('DOMContentLoaded', () => { setTimeout(() => { const ui = createUI(); document.body.appendChild(ui); bindEvents(ui); }, 1000); }); } else { setTimeout(() => { const ui = createUI(); document.body.appendChild(ui); bindEvents(ui); }, 1000); } } // 启动脚本 init(); })();