mirror of
https://github.com/kuaifan/dootask.git
synced 2025-12-11 18:42:54 +00:00
2171 lines
64 KiB
JavaScript
Vendored
2171 lines
64 KiB
JavaScript
Vendored
const fs = require('fs')
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const os = require("os");
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const path = require('path')
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const {app, BrowserWindow, ipcMain, dialog, clipboard, nativeImage, shell, Tray, Menu, globalShortcut, Notification, BrowserView, nativeTheme} = require('electron')
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const {autoUpdater} = require("electron-updater")
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const log = require("electron-log");
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const electronConf = require('electron-config')
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const userConf = new electronConf()
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const fsProm = require('fs/promises');
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const PDFDocument = require('pdf-lib').PDFDocument;
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const Screenshots = require("electron-screenshots-tool").Screenshots;
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const crc = require('crc');
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const zlib = require('zlib');
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const utils = require('./utils');
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const config = require('./package.json');
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const electronMenu = require("./electron-menu");
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const spawn = require("child_process").spawn;
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const isMac = process.platform === 'darwin'
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const isWin = process.platform === 'win32'
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const allowedUrls = /^(?:https?|mailto|tel|callto):/i;
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const allowedCalls = /^(?:mailto|tel|callto):/i;
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let enableStoreBkp = true;
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let dialogOpen = false;
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let enablePlugins = false;
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let mainWindow = null,
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mainTray = null,
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subWindow = [],
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storageBrowser = null,
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isReady = false,
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willQuitApp = false,
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devloadUrl = "",
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devloadCachePath = path.resolve(__dirname, ".devload");
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let screenshotObj = null,
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screenshotKey = null;
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let webWindow = null,
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webTabView = [],
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webTabHeight = 38;
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let showState = {},
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onShowWindow = (win) => {
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if (typeof showState[win.webContents.id] === 'undefined') {
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showState[win.webContents.id] = true
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win.setBackgroundColor('rgba(255, 255, 255, 0)')
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win.show();
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}
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}
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if (fs.existsSync(devloadCachePath)) {
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devloadUrl = fs.readFileSync(devloadCachePath, 'utf8')
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}
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/**
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* 创建主窗口
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*/
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function createMainWindow() {
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mainWindow = new BrowserWindow({
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width: 1280,
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height: 800,
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minWidth: 360,
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minHeight: 360,
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center: true,
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autoHideMenuBar: true,
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webPreferences: {
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preload: path.join(__dirname, 'electron-preload.js'),
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webSecurity: true,
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nodeIntegration: true,
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contextIsolation: true,
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nativeWindowOpen: true
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}
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})
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const originalUA = mainWindow.webContents.session.getUserAgent() || mainWindow.webContents.getUserAgent()
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mainWindow.webContents.setUserAgent(originalUA + " MainTaskWindow/" + process.platform + "/" + os.arch() + "/1.0");
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mainWindow.webContents.setWindowOpenHandler(({url}) => {
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if (allowedCalls.test(url)) {
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return {action: 'allow'}
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}
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utils.onBeforeOpenWindow(mainWindow.webContents, url).then(() => {
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openExternal(url)
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})
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return {action: 'deny'}
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})
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electronMenu.webContentsMenu(mainWindow.webContents)
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if (devloadUrl) {
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mainWindow.loadURL(devloadUrl).then(_ => { }).catch(_ => { })
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} else {
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mainWindow.loadFile('./public/index.html').then(_ => { }).catch(_ => { })
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}
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mainWindow.on('page-title-updated', (event, title) => {
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if (title == "index.html") {
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event.preventDefault()
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}
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})
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mainWindow.on('close', event => {
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if (!willQuitApp) {
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utils.onBeforeUnload(event, mainWindow).then(() => {
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if (process.platform === 'win32') {
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mainWindow.hide()
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} else if (process.platform === 'darwin') {
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mainWindow.hide()
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} else {
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app.quit()
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}
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})
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}
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})
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}
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/**
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* 创建子窗口
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* @param args {path, hash, title, titleFixed, force, userAgent, config, webPreferences}
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*/
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function createSubWindow(args) {
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if (!args) {
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return;
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}
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if (!utils.isJson(args)) {
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args = {path: args, config: {}}
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}
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let name = args.name || "auto_" + utils.randomString(6);
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let item = subWindow.find(item => item.name == name);
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let browser = item ? item.browser : null;
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if (browser) {
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browser.focus();
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if (args.force === false) {
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return;
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}
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} else {
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let config = args.config || {};
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let webPreferences = args.webPreferences || {};
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browser = new BrowserWindow(Object.assign({
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width: 1280,
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height: 800,
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minWidth: 360,
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minHeight: 360,
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center: true,
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show: false,
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parent: mainWindow,
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autoHideMenuBar: true,
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webPreferences: Object.assign({
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preload: path.join(__dirname, 'electron-preload.js'),
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webSecurity: true,
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nodeIntegration: true,
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contextIsolation: true,
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nativeWindowOpen: true
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}, webPreferences),
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}, config))
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browser.on('page-title-updated', (event, title) => {
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if (title == "index.html" || config.titleFixed === true) {
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event.preventDefault()
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}
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})
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browser.on('close', event => {
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if (!willQuitApp) {
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utils.onBeforeUnload(event, browser).then(() => {
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browser.destroy()
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})
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}
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})
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browser.on('closed', () => {
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let index = subWindow.findIndex(item => item.name == name);
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if (index > -1) {
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subWindow.splice(index, 1)
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}
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})
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browser.once('ready-to-show', () => {
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onShowWindow(browser);
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})
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browser.webContents.once('dom-ready', () => {
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onShowWindow(browser);
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})
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subWindow.push({ name, browser })
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}
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const originalUA = browser.webContents.session.getUserAgent() || browser.webContents.getUserAgent()
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browser.webContents.setUserAgent(originalUA + " SubTaskWindow/" + process.platform + "/" + os.arch() + "/1.0" + (args.userAgent ? (" " + args.userAgent) : ""));
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browser.webContents.setWindowOpenHandler(({url}) => {
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if (allowedCalls.test(url)) {
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return {action: 'allow'}
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}
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utils.onBeforeOpenWindow(browser.webContents, url).then(() => {
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openExternal(url)
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})
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return {action: 'deny'}
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})
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electronMenu.webContentsMenu(browser.webContents)
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const hash = args.hash || args.path;
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if (/^https?:\/\//i.test(hash)) {
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browser.loadURL(hash).then(_ => { }).catch(_ => { })
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return;
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}
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if (devloadUrl) {
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browser.loadURL(devloadUrl + '#' + hash).then(_ => { }).catch(_ => { })
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return;
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}
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browser.loadFile('./public/index.html', {
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hash
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}).then(_ => {
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})
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}
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/**
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* 更新子窗口
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* @param browser
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* @param args
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*/
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function updateSubWindow(browser, args) {
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if (!args) {
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return;
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}
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if (!utils.isJson(args)) {
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args = {path: args, name: null}
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}
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const hash = args.hash || args.path;
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if (hash) {
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if (devloadUrl) {
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browser.loadURL(devloadUrl + '#' + hash).then(_ => { }).catch(_ => { })
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} else {
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browser.loadFile('./public/index.html', {
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hash
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}).then(_ => { }).catch(_ => { })
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}
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}
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if (args.name) {
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const er = subWindow.find(item => item.browser == browser);
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if (er) {
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er.name = args.name;
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}
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}
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}
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/**
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* 创建内置浏览器
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* @param args {url, ?}
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*/
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function createWebWindow(args) {
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if (!args) {
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return;
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}
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if (!utils.isJson(args)) {
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args = {url: args}
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}
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if (!allowedUrls.test(args.url)) {
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return;
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}
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// 创建父级窗口
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if (!webWindow) {
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let config = Object.assign(args.config || {}, userConf.get('webWindow', {}));
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let webPreferences = args.webPreferences || {};
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const titleBarOverlay = {
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height: webTabHeight
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}
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if (nativeTheme.shouldUseDarkColors) {
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titleBarOverlay.color = '#3B3B3D'
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titleBarOverlay.symbolColor = '#C5C5C5'
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}
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webWindow = new BrowserWindow(Object.assign({
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x: mainWindow.getBounds().x + webTabHeight,
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y: mainWindow.getBounds().y + webTabHeight,
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width: 1280,
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height: 800,
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minWidth: 360,
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minHeight: 360,
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center: true,
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show: false,
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autoHideMenuBar: true,
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titleBarStyle: 'hidden',
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titleBarOverlay,
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webPreferences: Object.assign({
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||
preload: path.join(__dirname, 'electron-preload.js'),
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||
webSecurity: true,
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||
nodeIntegration: true,
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contextIsolation: true,
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nativeWindowOpen: true
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}, webPreferences),
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}, config))
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webWindow.on('resize', () => {
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resizeWebTab(0)
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})
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webWindow.on('enter-full-screen', () => {
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utils.onDispatchEvent(webWindow.webContents, {
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event: 'enter-full-screen',
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}).then(_ => { })
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})
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webWindow.on('leave-full-screen', () => {
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utils.onDispatchEvent(webWindow.webContents, {
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event: 'leave-full-screen',
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}).then(_ => { })
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})
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webWindow.on('close', event => {
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if (!willQuitApp) {
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closeWebTab(0)
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event.preventDefault()
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} else {
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userConf.set('webWindow', webWindow.getBounds())
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}
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})
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webWindow.on('closed', () => {
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webWindow = null
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})
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webWindow.once('ready-to-show', () => {
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onShowWindow(webWindow);
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||
})
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||
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webWindow.webContents.once('dom-ready', () => {
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onShowWindow(webWindow);
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||
})
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||
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webWindow.webContents.on('before-input-event', (event, input) => {
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||
if (input.meta && input.key.toLowerCase() === 'r') {
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reloadWebTab(0)
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event.preventDefault()
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}
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})
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||
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webWindow.loadFile('./render/tabs/index.html', {}).then(_ => {
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||
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||
})
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||
}
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webWindow.focus();
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||
// 创建子窗口
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||
const browserView = new BrowserView({
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||
useHTMLTitleAndIcon: true,
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useLoadingView: true,
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||
useErrorView: true,
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||
webPreferences: {
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||
type: 'browserView',
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||
preload: path.join(__dirname, 'electron-preload.js'),
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nodeIntegrationInSubFrames: true,
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}
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})
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if (nativeTheme.shouldUseDarkColors) {
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browserView.setBackgroundColor('#575757')
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} else {
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browserView.setBackgroundColor('#FFFFFF')
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}
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browserView.setBounds({
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x: 0,
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y: webTabHeight,
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width: webWindow.getContentBounds().width || 1280,
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height: (webWindow.getContentBounds().height || 800) - webTabHeight,
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||
})
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browserView.webContents.setWindowOpenHandler(({url}) => {
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||
if (allowedCalls.test(url)) {
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||
return {action: 'allow'}
|
||
}
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||
createWebWindow({url})
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||
return {action: 'deny'}
|
||
})
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||
browserView.webContents.on('page-title-updated', (event, title) => {
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utils.onDispatchEvent(webWindow.webContents, {
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event: 'title',
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id: browserView.webContents.id,
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title: title,
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url: browserView.webContents.getURL(),
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||
}).then(_ => { })
|
||
})
|
||
browserView.webContents.on('did-fail-load', (event, errorCode, errorDescription, validatedURL, isMainFrame) => {
|
||
if (!errorDescription) {
|
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return
|
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}
|
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utils.onDispatchEvent(webWindow.webContents, {
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event: 'title',
|
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id: browserView.webContents.id,
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title: errorDescription,
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url: browserView.webContents.getURL(),
|
||
}).then(_ => { })
|
||
})
|
||
browserView.webContents.on('page-favicon-updated', (event, favicons) => {
|
||
utils.onDispatchEvent(webWindow.webContents, {
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||
event: 'favicon',
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id: browserView.webContents.id,
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favicons
|
||
}).then(_ => { })
|
||
})
|
||
browserView.webContents.on('did-start-loading', _ => {
|
||
utils.onDispatchEvent(webWindow.webContents, {
|
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event: 'start-loading',
|
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id: browserView.webContents.id,
|
||
}).then(_ => { })
|
||
})
|
||
browserView.webContents.on('did-stop-loading', _ => {
|
||
utils.onDispatchEvent(webWindow.webContents, {
|
||
event: 'stop-loading',
|
||
id: browserView.webContents.id,
|
||
}).then(_ => { })
|
||
})
|
||
browserView.webContents.on('before-input-event', (event, input) => {
|
||
if (input.meta && input.key.toLowerCase() === 'r') {
|
||
browserView.webContents.reload()
|
||
event.preventDefault()
|
||
}
|
||
})
|
||
browserView.webContents.loadURL(args.url).then(_ => { }).catch(_ => { })
|
||
|
||
webWindow.addBrowserView(browserView)
|
||
webTabView.push({
|
||
id: browserView.webContents.id,
|
||
view: browserView
|
||
})
|
||
|
||
utils.onDispatchEvent(webWindow.webContents, {
|
||
event: 'create',
|
||
id: browserView.webContents.id,
|
||
url: args.url,
|
||
}).then(_ => { })
|
||
switchWebTab(browserView.webContents.id)
|
||
}
|
||
|
||
/**
|
||
* 获取当前内置浏览器标签
|
||
* @returns {Electron.BrowserView|undefined}
|
||
*/
|
||
function currentWebTab() {
|
||
const views = webWindow.getBrowserViews()
|
||
const view = views.length ? views[views.length - 1] : undefined
|
||
if (!view) {
|
||
return undefined
|
||
}
|
||
return webTabView.find(item => item.id == view.webContents.id)
|
||
}
|
||
|
||
/**
|
||
* 重新加载内置浏览器标签
|
||
* @param id
|
||
*/
|
||
function reloadWebTab(id) {
|
||
const item = id === 0 ? currentWebTab() : webTabView.find(item => item.id == id)
|
||
if (!item) {
|
||
return
|
||
}
|
||
item.view.webContents.reload()
|
||
}
|
||
|
||
/**
|
||
* 调整内置浏览器标签尺寸
|
||
* @param id
|
||
*/
|
||
function resizeWebTab(id) {
|
||
const item = id === 0 ? currentWebTab() : webTabView.find(item => item.id == id)
|
||
if (!item) {
|
||
return
|
||
}
|
||
item.view.setBounds({
|
||
x: 0,
|
||
y: webTabHeight,
|
||
width: webWindow.getContentBounds().width || 1280,
|
||
height: (webWindow.getContentBounds().height || 800) - webTabHeight,
|
||
})
|
||
}
|
||
|
||
/**
|
||
* 切换内置浏览器标签
|
||
* @param id
|
||
*/
|
||
function switchWebTab(id) {
|
||
const item = id === 0 ? currentWebTab() : webTabView.find(item => item.id == id)
|
||
if (!item) {
|
||
return
|
||
}
|
||
resizeWebTab(item.id)
|
||
webWindow.setTopBrowserView(item.view)
|
||
item.view.webContents.focus()
|
||
utils.onDispatchEvent(webWindow.webContents, {
|
||
event: 'switch',
|
||
id: item.id,
|
||
}).then(_ => { })
|
||
}
|
||
|
||
/**
|
||
* 关闭内置浏览器标签
|
||
* @param id
|
||
*/
|
||
function closeWebTab(id) {
|
||
const item = id === 0 ? currentWebTab() : webTabView.find(item => item.id == id)
|
||
if (!item) {
|
||
return
|
||
}
|
||
if (webTabView.length === 1) {
|
||
webWindow.hide()
|
||
}
|
||
webWindow.removeBrowserView(item.view)
|
||
item.view.webContents.close()
|
||
|
||
const index = webTabView.findIndex(({id}) => item.id == id)
|
||
if (index > -1) {
|
||
webTabView.splice(index, 1)
|
||
}
|
||
|
||
utils.onDispatchEvent(webWindow.webContents, {
|
||
event: 'close',
|
||
id: item.id,
|
||
}).then(_ => { })
|
||
|
||
if (webTabView.length === 0) {
|
||
userConf.set('webWindow', webWindow.getBounds())
|
||
webWindow.destroy()
|
||
} else {
|
||
switchWebTab(0)
|
||
}
|
||
}
|
||
|
||
const getTheLock = app.requestSingleInstanceLock()
|
||
if (!getTheLock) {
|
||
app.quit()
|
||
} else {
|
||
app.on('second-instance', () => {
|
||
utils.setShowWindow(mainWindow)
|
||
})
|
||
app.on('ready', () => {
|
||
isReady = true
|
||
// SameSite
|
||
utils.useCookie()
|
||
// 创建主窗口
|
||
createMainWindow()
|
||
// 创建托盘
|
||
if (['darwin', 'win32'].includes(process.platform) && utils.isJson(config.trayIcon)) {
|
||
mainTray = new Tray(path.join(__dirname, config.trayIcon[devloadUrl ? 'dev' : 'prod'][process.platform === 'darwin' ? 'mac' : 'win']));
|
||
mainTray.on('click', () => {
|
||
utils.setShowWindow(mainWindow)
|
||
})
|
||
mainTray.setToolTip(config.name)
|
||
if (process.platform === 'win32') {
|
||
const trayMenu = Menu.buildFromTemplate([{
|
||
label: '显示',
|
||
click: () => {
|
||
utils.setShowWindow(mainWindow)
|
||
}
|
||
}, {
|
||
label: '退出',
|
||
click: () => {
|
||
app.quit()
|
||
}
|
||
}])
|
||
mainTray.setContextMenu(trayMenu)
|
||
}
|
||
}
|
||
//
|
||
if (process.platform === 'win32') {
|
||
app.setAppUserModelId(config.name)
|
||
}
|
||
// 截图对象
|
||
screenshotObj = new Screenshots({
|
||
singleWindow: true,
|
||
mainWindow: mainWindow
|
||
})
|
||
})
|
||
}
|
||
|
||
app.on('activate', () => {
|
||
if (BrowserWindow.getAllWindows().length === 0) {
|
||
if (isReady) {
|
||
createMainWindow()
|
||
}
|
||
} else if (mainWindow) {
|
||
if (!mainWindow.isVisible()) {
|
||
mainWindow.show()
|
||
}
|
||
}
|
||
})
|
||
|
||
app.on('window-all-closed', () => {
|
||
if (willQuitApp || process.platform !== 'darwin') {
|
||
app.quit()
|
||
}
|
||
})
|
||
|
||
app.on('before-quit', () => {
|
||
willQuitApp = true
|
||
})
|
||
|
||
app.on("will-quit",function(){
|
||
globalShortcut.unregisterAll();
|
||
})
|
||
|
||
app.on('browser-window-blur', () => {
|
||
if (mainWindow) {
|
||
mainWindow.webContents.send("browserWindowBlur", {})
|
||
}
|
||
})
|
||
|
||
app.on('browser-window-focus', () => {
|
||
if (mainWindow) {
|
||
mainWindow.webContents.send("browserWindowFocus", {})
|
||
}
|
||
})
|
||
|
||
/**
|
||
* 设置菜单语言包
|
||
* @param args {path}
|
||
*/
|
||
ipcMain.on('setMenuLanguage', (event, args) => {
|
||
if (utils.isJson(args)) {
|
||
electronMenu.setLanguage(args)
|
||
}
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 打开文件
|
||
* @param args {path}
|
||
*/
|
||
ipcMain.on('openFile', (event, args) => {
|
||
utils.openFile(args.path)
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 退出客户端
|
||
*/
|
||
ipcMain.on('windowQuit', (event) => {
|
||
event.returnValue = "ok"
|
||
app.quit();
|
||
})
|
||
|
||
/**
|
||
* 创建路由窗口
|
||
* @param args {path, ?}
|
||
*/
|
||
ipcMain.on('windowRouter', (event, args) => {
|
||
createSubWindow(args)
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 更新路由窗口
|
||
* @param args {?name, ?path} // name: 不是要更改的窗口名，是要把窗口名改成什么， path: 地址
|
||
*/
|
||
ipcMain.on('updateRouter', (event, args) => {
|
||
const browser = BrowserWindow.fromWebContents(event.sender);
|
||
updateSubWindow(browser, args)
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 内置浏览器 - 打开创建
|
||
* @param args {url, ?}
|
||
*/
|
||
ipcMain.on('openWebWindow', (event, args) => {
|
||
createWebWindow(args)
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 内置浏览器 - 激活标签
|
||
* @param id
|
||
*/
|
||
ipcMain.on('webTabSwitch', (event, id) => {
|
||
switchWebTab(id)
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 内置浏览器 - 关闭标签
|
||
* @param id
|
||
*/
|
||
ipcMain.on('webTabClose', (event, id) => {
|
||
closeWebTab(id)
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 内置浏览器 - 在外部浏览器打开
|
||
*/
|
||
ipcMain.on('webTabBrowser', (event) => {
|
||
const item = currentWebTab()
|
||
if (!item) {
|
||
return
|
||
}
|
||
openExternal(item.view.webContents.getURL())
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 隐藏窗口（mac、win隐藏，其他关闭）
|
||
*/
|
||
ipcMain.on('windowHidden', (event) => {
|
||
if (['darwin', 'win32'].includes(process.platform)) {
|
||
app.hide();
|
||
} else {
|
||
app.quit();
|
||
}
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 关闭窗口
|
||
*/
|
||
ipcMain.on('windowClose', (event) => {
|
||
const win = BrowserWindow.fromWebContents(event.sender);
|
||
win.close()
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 销毁窗口
|
||
*/
|
||
ipcMain.on('windowDestroy', (event) => {
|
||
const win = BrowserWindow.fromWebContents(event.sender);
|
||
win.destroy()
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 关闭所有子窗口
|
||
*/
|
||
ipcMain.on('subWindowCloseAll', (event) => {
|
||
subWindow.some(({browser}) => {
|
||
browser && browser.close()
|
||
})
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 销毁所有子窗口
|
||
*/
|
||
ipcMain.on('subWindowDestroyAll', (event) => {
|
||
subWindow.some(({browser}) => {
|
||
browser && browser.destroy()
|
||
})
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 设置窗口尺寸
|
||
* @param args {width, height, autoZoom, minWidth, minHeight, maxWidth, maxHeight}
|
||
*/
|
||
ipcMain.on('windowSize', (event, args) => {
|
||
const win = BrowserWindow.fromWebContents(event.sender);
|
||
if (win) {
|
||
if (args.width || args.height) {
|
||
let [w, h] = win.getSize()
|
||
const width = args.width || w
|
||
const height = args.height || h
|
||
win.setSize(width, height, args.animate === true)
|
||
//
|
||
if (args.autoZoom === true) {
|
||
let move = false
|
||
let [x, y] = win.getPosition()
|
||
if (Math.abs(width - w) > 10) {
|
||
move = true
|
||
x -= (width - w) / 2
|
||
}
|
||
if (Math.abs(height - h) > 10) {
|
||
move = true
|
||
y -= (height - h) / 2
|
||
}
|
||
if (move) {
|
||
win.setPosition(Math.max(0, Math.floor(x)), Math.max(0, Math.floor(y)))
|
||
}
|
||
}
|
||
}
|
||
if (args.minWidth || args.minHeight) {
|
||
win.setMinimumSize(args.minWidth || win.getMinimumSize()[0], args.minHeight || win.getMinimumSize()[1])
|
||
}
|
||
if (args.maxWidth || args.maxHeight) {
|
||
win.setMaximumSize(args.maxWidth || win.getMaximumSize()[0], args.maxHeight || win.getMaximumSize()[1])
|
||
}
|
||
}
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 设置窗口最小尺寸
|
||
* @param args {minWidth, minHeight}
|
||
*/
|
||
ipcMain.on('windowMinSize', (event, args) => {
|
||
const win = BrowserWindow.fromWebContents(event.sender);
|
||
if (win) {
|
||
win.setMinimumSize(args.minWidth || win.getMinimumSize()[0], args.minHeight || win.getMinimumSize()[1])
|
||
}
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 设置窗口最大尺寸
|
||
* @param args {maxWidth, maxHeight}
|
||
*/
|
||
ipcMain.on('windowMaxSize', (event, args) => {
|
||
const win = BrowserWindow.fromWebContents(event.sender);
|
||
if (win) {
|
||
win.setMaximumSize(args.maxWidth || win.getMaximumSize()[0], args.maxHeight || win.getMaximumSize()[1])
|
||
}
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 窗口居中
|
||
*/
|
||
ipcMain.on('windowCenter', (event) => {
|
||
const win = BrowserWindow.fromWebContents(event.sender);
|
||
if (win) {
|
||
win.center();
|
||
}
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 窗口最大化或恢复
|
||
*/
|
||
ipcMain.on('windowMax', (event) => {
|
||
const win = BrowserWindow.fromWebContents(event.sender);
|
||
if (win.isMaximized()) {
|
||
win.restore();
|
||
} else {
|
||
win.maximize();
|
||
}
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 创建子窗口存储浏览器
|
||
* @param args {url}
|
||
*/
|
||
ipcMain.on('storageBrowser', (event, args) => {
|
||
if (utils.isJson(args) && allowedUrls.test(args.url)) {
|
||
if (storageBrowser === null) {
|
||
storageBrowser = new BrowserWindow({
|
||
show: false,
|
||
frame: false,
|
||
transparent: true,
|
||
webPreferences: {
|
||
preload: path.join(__dirname, 'electron-preload.js'),
|
||
webSecurity: true,
|
||
nodeIntegration: true,
|
||
contextIsolation: true,
|
||
nativeWindowOpen: true
|
||
},
|
||
})
|
||
}
|
||
storageBrowser.loadURL(args.url).then(_ => { }).catch(_ => { })
|
||
}
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 给主窗口发送信息
|
||
* @param args {channel, data}
|
||
*/
|
||
ipcMain.on('sendForwardMain', (event, args) => {
|
||
if (mainWindow) {
|
||
mainWindow.webContents.send(args.channel, args.data)
|
||
}
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 设置Dock标记（window闪烁、macos标记）
|
||
* @param args
|
||
*/
|
||
ipcMain.on('setDockBadge', (event, args) => {
|
||
if (process.platform === 'win32') {
|
||
// Window flash
|
||
if (!mainWindow.isFocused()) {
|
||
mainWindow.once('focus', () => mainWindow.flashFrame(false))
|
||
mainWindow.flashFrame(true)
|
||
}
|
||
return;
|
||
}
|
||
if (process.platform !== 'darwin') {
|
||
// Mac only
|
||
return;
|
||
}
|
||
let num = args;
|
||
let tray = true;
|
||
if (utils.isJson(args)) {
|
||
num = args.num
|
||
tray = !!args.tray
|
||
}
|
||
let text = typeof num === "string" ? num : (utils.runNum(num) > 0 ? String(num) : "")
|
||
app.dock.setBadge(text)
|
||
if (tray && mainTray) {
|
||
mainTray.setTitle(text)
|
||
}
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 复制Base64图片
|
||
* @param args
|
||
*/
|
||
ipcMain.on('copyBase64Image', (event, args) => {
|
||
const { base64 } = args;
|
||
if (base64) {
|
||
const img = nativeImage.createFromDataURL(base64)
|
||
clipboard.writeImage(img)
|
||
}
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 复制图片根据坐标
|
||
* @param args
|
||
*/
|
||
ipcMain.on('copyImageAt', (event, args) => {
|
||
try {
|
||
event.sender.copyImageAt(args.x, args.y);
|
||
} catch (e) {
|
||
// log.error(e)
|
||
}
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 保存图片
|
||
* @param args
|
||
*/
|
||
ipcMain.on('saveImageAt', async (event, args) => {
|
||
await electronMenu.saveImageAs(args.url, args.params)
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 绑定截图快捷键
|
||
* @param args
|
||
*/
|
||
ipcMain.on('bindScreenshotKey', (event, args) => {
|
||
const { key } = args;
|
||
if (screenshotKey !== key) {
|
||
if (screenshotKey) {
|
||
globalShortcut.unregister(screenshotKey)
|
||
screenshotKey = null
|
||
}
|
||
if (key) {
|
||
screenshotKey = key
|
||
globalShortcut.register(key, () => {
|
||
screenshotObj.startCapture().then(_ => {
|
||
screenshotObj.view.webContents.executeJavaScript('if(typeof window.__initializeShortcuts===\'undefined\'){window.__initializeShortcuts=true;document.addEventListener(\'keydown\',function(e){console.log(e);if(e.keyCode===27){window.screenshots.cancel()}})}', true).catch(() => {});
|
||
screenshotObj.view.webContents.focus()
|
||
})
|
||
})
|
||
}
|
||
}
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 执行截图
|
||
*/
|
||
ipcMain.on('openScreenshot', (event) => {
|
||
if (screenshotObj) {
|
||
screenshotObj.startCapture().then(_ => {})
|
||
}
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 关闭截图
|
||
*/
|
||
ipcMain.on('closeScreenshot', (event) => {
|
||
if (screenshotObj && screenshotObj.window?.isFocused()) {
|
||
screenshotObj.endCapture().then(_ => {});
|
||
}
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 通知
|
||
*/
|
||
ipcMain.on('openNotification', (event, args) => {
|
||
const notifiy = new Notification(args);
|
||
notifiy.addListener('click', _ => {
|
||
mainWindow.webContents.send("clickNotification", args)
|
||
})
|
||
notifiy.addListener('reply', (event, reply) => {
|
||
mainWindow.webContents.send("replyNotification", Object.assign(args, {reply}))
|
||
})
|
||
notifiy.show()
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
//================================================================
|
||
// Update
|
||
//================================================================
|
||
|
||
let autoUpdating = 0
|
||
autoUpdater.logger = log
|
||
autoUpdater.autoDownload = false
|
||
autoUpdater.autoInstallOnAppQuit = true
|
||
autoUpdater.on('update-available', info => {
|
||
mainWindow.webContents.send("updateAvailable", info)
|
||
})
|
||
autoUpdater.on('update-downloaded', info => {
|
||
mainWindow.webContents.send("updateDownloaded", info)
|
||
})
|
||
|
||
/**
|
||
* 检查更新
|
||
*/
|
||
ipcMain.on('updateCheckAndDownload', (event, args) => {
|
||
event.returnValue = "ok"
|
||
if (autoUpdating + 3600 > utils.Time()) {
|
||
return // 限制1小时仅执行一次
|
||
}
|
||
if (args.provider) {
|
||
autoUpdater.setFeedURL(args)
|
||
}
|
||
autoUpdater.checkForUpdates().then(info => {
|
||
if (!info) {
|
||
return
|
||
}
|
||
if (utils.compareVersion(config.version, info.updateInfo.version) >= 0) {
|
||
return
|
||
}
|
||
if (args.apiVersion) {
|
||
if (utils.compareVersion(info.updateInfo.version, args.apiVersion) <= 0) {
|
||
// 客户端版本 <= 接口版本
|
||
autoUpdating = utils.Time()
|
||
autoUpdater.downloadUpdate().then(_ => {}).catch(_ => {})
|
||
}
|
||
} else {
|
||
autoUpdating = utils.Time()
|
||
autoUpdater.downloadUpdate().then(_ => {}).catch(_ => {})
|
||
}
|
||
})
|
||
})
|
||
|
||
/**
|
||
* 将主窗口激活到顶层
|
||
*/
|
||
ipcMain.on('mainWindowTop', (event) => {
|
||
mainWindow.moveTop()
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 将主窗口激活
|
||
*/
|
||
ipcMain.on('mainWindowActive', (event) => {
|
||
if (!mainWindow.isVisible()) {
|
||
mainWindow.show()
|
||
}
|
||
mainWindow.focus()
|
||
event.returnValue = "ok"
|
||
})
|
||
|
||
/**
|
||
* 退出并安装更新
|
||
*/
|
||
ipcMain.on('updateQuitAndInstall', (event) => {
|
||
event.returnValue = "ok"
|
||
willQuitApp = true
|
||
subWindow.some(({browser}) => {
|
||
browser && browser.destroy()
|
||
})
|
||
setTimeout(_ => {
|
||
autoUpdater.quitAndInstall(true, true)
|
||
}, 1)
|
||
})
|
||
|
||
//================================================================
|
||
// Pdf export
|
||
//================================================================
|
||
|
||
const MICRON_TO_PIXEL = 264.58 //264.58 micron = 1 pixel
|
||
const PIXELS_PER_INCH = 100.117 // Usually it is 100 pixels per inch but this give better results
|
||
const PNG_CHUNK_IDAT = 1229209940;
|
||
const LARGE_IMAGE_AREA = 30000000;
|
||
|
||
//NOTE: Key length must not be longer than 79 bytes (not checked)
|
||
function writePngWithText(origBuff, key, text, compressed, base64encoded) {
|
||
let isDpi = key == 'dpi';
|
||
let inOffset = 0;
|
||
let outOffset = 0;
|
||
let data = text;
|
||
let dataLen = isDpi ? 9 : key.length + data.length + 1; //we add 1 zeros with non-compressed data, for pHYs it's 2 of 4-byte-int + 1 byte
|
||
|
||
//prepare compressed data to get its size
|
||
if (compressed) {
|
||
data = zlib.deflateRawSync(encodeURIComponent(text));
|
||
dataLen = key.length + data.length + 2; //we add 2 zeros with compressed data
|
||
}
|
||
|
||
let outBuff = Buffer.allocUnsafe(origBuff.length + dataLen + 4); //4 is the header size "zTXt", "tEXt" or "pHYs"
|
||
|
||
try {
|
||
let magic1 = origBuff.readUInt32BE(inOffset);
|
||
inOffset += 4;
|
||
let magic2 = origBuff.readUInt32BE(inOffset);
|
||
inOffset += 4;
|
||
|
||
if (magic1 != 0x89504e47 && magic2 != 0x0d0a1a0a) {
|
||
throw new Error("PNGImageDecoder0");
|
||
}
|
||
|
||
outBuff.writeUInt32BE(magic1, outOffset);
|
||
outOffset += 4;
|
||
outBuff.writeUInt32BE(magic2, outOffset);
|
||
outOffset += 4;
|
||
} catch (e) {
|
||
log.error(e.message, {stack: e.stack});
|
||
throw new Error("PNGImageDecoder1");
|
||
}
|
||
|
||
try {
|
||
while (inOffset < origBuff.length) {
|
||
let length = origBuff.readInt32BE(inOffset);
|
||
inOffset += 4;
|
||
let type = origBuff.readInt32BE(inOffset)
|
||
inOffset += 4;
|
||
|
||
if (type == PNG_CHUNK_IDAT) {
|
||
// Insert zTXt chunk before IDAT chunk
|
||
outBuff.writeInt32BE(dataLen, outOffset);
|
||
outOffset += 4;
|
||
|
||
let typeSignature = isDpi ? 'pHYs' : (compressed ? "zTXt" : "tEXt");
|
||
outBuff.write(typeSignature, outOffset);
|
||
|
||
outOffset += 4;
|
||
|
||
if (isDpi) {
|
||
let dpm = Math.round(parseInt(text) / 0.0254) || 3937; //One inch is equal to exactly 0.0254 meters. 3937 is 100dpi
|
||
|
||
outBuff.writeInt32BE(dpm, outOffset);
|
||
outBuff.writeInt32BE(dpm, outOffset + 4);
|
||
outBuff.writeInt8(1, outOffset + 8);
|
||
outOffset += 9;
|
||
|
||
data = Buffer.allocUnsafe(9);
|
||
data.writeInt32BE(dpm, 0);
|
||
data.writeInt32BE(dpm, 4);
|
||
data.writeInt8(1, 8);
|
||
} else {
|
||
outBuff.write(key, outOffset);
|
||
outOffset += key.length;
|
||
outBuff.writeInt8(0, outOffset);
|
||
outOffset++;
|
||
|
||
if (compressed) {
|
||
outBuff.writeInt8(0, outOffset);
|
||
outOffset++;
|
||
data.copy(outBuff, outOffset);
|
||
} else {
|
||
outBuff.write(data, outOffset);
|
||
}
|
||
|
||
outOffset += data.length;
|
||
}
|
||
|
||
let crcVal = 0xffffffff;
|
||
crcVal = crc.crcjam(typeSignature, crcVal);
|
||
crcVal = crc.crcjam(data, crcVal);
|
||
|
||
// CRC
|
||
outBuff.writeInt32BE(crcVal ^ 0xffffffff, outOffset);
|
||
outOffset += 4;
|
||
|
||
// Writes the IDAT chunk after the zTXt
|
||
outBuff.writeInt32BE(length, outOffset);
|
||
outOffset += 4;
|
||
outBuff.writeInt32BE(type, outOffset);
|
||
outOffset += 4;
|
||
|
||
origBuff.copy(outBuff, outOffset, inOffset);
|
||
|
||
// Encodes the buffer using base64 if requested
|
||
return base64encoded ? outBuff.toString('base64') : outBuff;
|
||
}
|
||
|
||
outBuff.writeInt32BE(length, outOffset);
|
||
outOffset += 4;
|
||
outBuff.writeInt32BE(type, outOffset);
|
||
outOffset += 4;
|
||
|
||
origBuff.copy(outBuff, outOffset, inOffset, inOffset + length + 4);// +4 to move past the crc
|
||
|
||
inOffset += length + 4;
|
||
outOffset += length + 4;
|
||
}
|
||
} catch (e) {
|
||
log.error(e.message, {stack: e.stack});
|
||
throw e;
|
||
}
|
||
}
|
||
|
||
//TODO Create a lightweight html file similar to export3.html for exporting to vsdx
|
||
function exportVsdx(event, args, directFinalize) {
|
||
let win = new BrowserWindow({
|
||
width: 1280,
|
||
height: 800,
|
||
show: false,
|
||
webPreferences: {
|
||
preload: path.join(__dirname, 'electron-preload.js'),
|
||
webSecurity: true,
|
||
nodeIntegration: true,
|
||
contextIsolation: true,
|
||
nativeWindowOpen: true
|
||
},
|
||
})
|
||
|
||
let loadEvtCount = 0;
|
||
|
||
function loadFinished() {
|
||
loadEvtCount++;
|
||
|
||
if (loadEvtCount == 2) {
|
||
win.webContents.send('export-vsdx', args);
|
||
|
||
ipcMain.once('export-vsdx-finished', (evt, data) => {
|
||
let hasError = false;
|
||
|
||
if (data == null) {
|
||
hasError = true;
|
||
}
|
||
|
||
//Set finalize here since it is call in the reply below
|
||
function finalize() {
|
||
win.destroy();
|
||
}
|
||
|
||
if (directFinalize === true) {
|
||
event.finalize = finalize;
|
||
} else {
|
||
//Destroy the window after response being received by caller
|
||
ipcMain.once('export-finalize', finalize);
|
||
}
|
||
|
||
if (hasError) {
|
||
event.reply('export-error');
|
||
} else {
|
||
event.reply('export-success', data);
|
||
}
|
||
});
|
||
}
|
||
}
|
||
|
||
//Order of these two events is not guaranteed, so wait for them async.
|
||
//TOOD There is still a chance we catch another window 'app-load-finished' if user created multiple windows quickly
|
||
ipcMain.once('app-load-finished', loadFinished);
|
||
win.webContents.on('did-finish-load', loadFinished);
|
||
}
|
||
|
||
async function mergePdfs(pdfFiles, xml) {
|
||
//Pass throgh single files
|
||
if (pdfFiles.length == 1 && xml == null) {
|
||
return pdfFiles[0];
|
||
}
|
||
|
||
try {
|
||
const pdfDoc = await PDFDocument.create();
|
||
pdfDoc.setCreator(config.name);
|
||
|
||
if (xml != null) {
|
||
//Embed diagram XML as file attachment
|
||
await pdfDoc.attach(Buffer.from(xml).toString('base64'), config.name + '.xml', {
|
||
mimeType: 'application/vnd.jgraph.mxfile',
|
||
description: config.name + ' Content'
|
||
});
|
||
}
|
||
|
||
for (let i = 0; i < pdfFiles.length; i++) {
|
||
const pdfFile = await PDFDocument.load(pdfFiles[i].buffer);
|
||
const pages = await pdfDoc.copyPages(pdfFile, pdfFile.getPageIndices());
|
||
pages.forEach(p => pdfDoc.addPage(p));
|
||
}
|
||
|
||
const pdfBytes = await pdfDoc.save();
|
||
return Buffer.from(pdfBytes);
|
||
} catch (e) {
|
||
throw new Error('Error during PDF combination: ' + e.message);
|
||
}
|
||
}
|
||
|
||
//TODO Use canvas to export images if math is not used to speedup export (no capturePage). Requires change to export3.html also
|
||
function exportDiagram(event, args, directFinalize) {
|
||
if (args.format == 'vsdx') {
|
||
exportVsdx(event, args, directFinalize);
|
||
return;
|
||
}
|
||
|
||
let browser = null;
|
||
|
||
try {
|
||
browser = new BrowserWindow({
|
||
webPreferences: {
|
||
preload: path.join(__dirname, 'electron-preload.js'),
|
||
backgroundThrottling: false,
|
||
contextIsolation: true,
|
||
disableBlinkFeatures: 'Auxclick' // Is this needed?
|
||
},
|
||
show: false,
|
||
frame: false,
|
||
enableLargerThanScreen: true,
|
||
transparent: args.format == 'png' && (args.bg == null || args.bg == 'none'),
|
||
});
|
||
|
||
if (devloadUrl) {
|
||
browser.loadURL(devloadUrl + 'drawio/webapp/export3.html').then(_ => {
|
||
|
||
})
|
||
} else {
|
||
browser.loadFile('./public/drawio/webapp/export3.html').then(_ => {
|
||
|
||
})
|
||
}
|
||
|
||
const contents = browser.webContents;
|
||
let pageByPage = (args.format == 'pdf' && !args.print), from, to, pdfs;
|
||
|
||
if (pageByPage) {
|
||
from = args.allPages ? 0 : parseInt(args.from || 0);
|
||
to = args.allPages ? 1000 : parseInt(args.to || 1000) + 1; //The 'to' will be corrected later
|
||
pdfs = [];
|
||
|
||
args.from = from;
|
||
args.to = from;
|
||
args.allPages = false;
|
||
}
|
||
|
||
contents.on('did-finish-load', function () {
|
||
//Set finalize here since it is call in the reply below
|
||
function finalize() {
|
||
browser.destroy();
|
||
}
|
||
|
||
if (directFinalize === true) {
|
||
event.finalize = finalize;
|
||
} else {
|
||
//Destroy the window after response being received by caller
|
||
ipcMain.once('export-finalize', finalize);
|
||
}
|
||
|
||
function renderingFinishHandler(evt, renderInfo) {
|
||
if (renderInfo == null) {
|
||
event.reply('export-error');
|
||
return;
|
||
}
|
||
|
||
let pageCount = renderInfo.pageCount, bounds = null;
|
||
//For some reason, Electron 9 doesn't send this object as is without stringifying. Usually when variable is external to function own scope
|
||
try {
|
||
bounds = JSON.parse(renderInfo.bounds);
|
||
} catch (e) {
|
||
bounds = null;
|
||
}
|
||
|
||
let pdfOptions = {pageSize: 'A4'};
|
||
let hasError = false;
|
||
|
||
if (bounds == null || bounds.width < 5 || bounds.height < 5) //very small page size never return from printToPDF
|
||
{
|
||
//A workaround to detect errors in the input file or being empty file
|
||
hasError = true;
|
||
} else {
|
||
pdfOptions = {
|
||
printBackground: true,
|
||
pageSize: {
|
||
width: bounds.width / PIXELS_PER_INCH,
|
||
height: (bounds.height + 2) / PIXELS_PER_INCH //the extra 2 pixels to prevent adding an extra empty page
|
||
},
|
||
margins: {
|
||
top: 0,
|
||
bottom: 0,
|
||
left: 0,
|
||
right: 0
|
||
} // no margin
|
||
}
|
||
}
|
||
|
||
let base64encoded = args.base64 == '1';
|
||
|
||
if (hasError) {
|
||
event.reply('export-error');
|
||
} else if (args.format == 'png' || args.format == 'jpg' || args.format == 'jpeg') {
|
||
//Adds an extra pixel to prevent scrollbars from showing
|
||
let newBounds = {
|
||
width: Math.ceil(bounds.width + bounds.x) + 1,
|
||
height: Math.ceil(bounds.height + bounds.y) + 1
|
||
};
|
||
browser.setBounds(newBounds);
|
||
|
||
//TODO The browser takes sometime to show the graph (also after resize it takes some time to render)
|
||
// 1 sec is most probably enough (for small images, 5 for large ones) BUT not a stable solution
|
||
setTimeout(function () {
|
||
browser.capturePage().then(function (img) {
|
||
//Image is double the given bounds, so resize is needed!
|
||
let tScale = 1;
|
||
|
||
//If user defined width and/or height, enforce it precisely here. Height override width
|
||
if (args.h) {
|
||
tScale = args.h / newBounds.height;
|
||
} else if (args.w) {
|
||
tScale = args.w / newBounds.width;
|
||
}
|
||
|
||
newBounds.width *= tScale;
|
||
newBounds.height *= tScale;
|
||
img = img.resize(newBounds);
|
||
|
||
let data = args.format == 'png' ? img.toPNG() : img.toJPEG(args.jpegQuality || 90);
|
||
|
||
if (args.dpi != null && args.format == 'png') {
|
||
data = writePngWithText(data, 'dpi', args.dpi);
|
||
}
|
||
|
||
if (args.embedXml == "1" && args.format == 'png') {
|
||
data = writePngWithText(data, "mxGraphModel", args.xml, true,
|
||
base64encoded);
|
||
} else {
|
||
if (base64encoded) {
|
||
data = data.toString('base64');
|
||
}
|
||
}
|
||
|
||
event.reply('export-success', data);
|
||
});
|
||
}, bounds.width * bounds.height < LARGE_IMAGE_AREA ? 1000 : 5000);
|
||
} else if (args.format == 'pdf') {
|
||
if (args.print) {
|
||
pdfOptions = {
|
||
scaleFactor: args.pageScale,
|
||
printBackground: true,
|
||
pageSize: {
|
||
width: args.pageWidth * MICRON_TO_PIXEL,
|
||
//This height adjustment fixes the output. TODO Test more cases
|
||
height: (args.pageHeight * 1.025) * MICRON_TO_PIXEL
|
||
},
|
||
marginsType: 1 // no margin
|
||
};
|
||
|
||
contents.print(pdfOptions, (success, errorType) => {
|
||
//Consider all as success
|
||
event.reply('export-success', {});
|
||
});
|
||
} else {
|
||
contents.printToPDF(pdfOptions).then(async (data) => {
|
||
pdfs.push(data);
|
||
to = to > pageCount ? pageCount : to;
|
||
from++;
|
||
|
||
if (from < to) {
|
||
args.from = from;
|
||
args.to = from;
|
||
ipcMain.once('render-finished', renderingFinishHandler);
|
||
contents.send('render', args);
|
||
} else {
|
||
data = await mergePdfs(pdfs, args.embedXml == '1' ? args.xml : null);
|
||
event.reply('export-success', data);
|
||
}
|
||
})
|
||
.catch((error) => {
|
||
event.reply('export-error', error);
|
||
});
|
||
}
|
||
} else if (args.format == 'svg') {
|
||
contents.send('get-svg-data');
|
||
|
||
ipcMain.once('svg-data', (evt, data) => {
|
||
event.reply('export-success', data);
|
||
});
|
||
} else {
|
||
event.reply('export-error', 'Error: Unsupported format');
|
||
}
|
||
}
|
||
|
||
ipcMain.once('render-finished', renderingFinishHandler);
|
||
|
||
if (args.format == 'xml') {
|
||
ipcMain.once('xml-data', (evt, data) => {
|
||
event.reply('export-success', data);
|
||
});
|
||
|
||
ipcMain.once('xml-data-error', () => {
|
||
event.reply('export-error');
|
||
});
|
||
}
|
||
|
||
args.border = args.border || 0;
|
||
args.scale = args.scale || 1;
|
||
|
||
contents.send('render', args);
|
||
});
|
||
} catch (e) {
|
||
if (browser != null) {
|
||
browser.destroy();
|
||
}
|
||
|
||
event.reply('export-error', e);
|
||
console.log('export-error', e);
|
||
}
|
||
}
|
||
|
||
ipcMain.on('export', exportDiagram);
|
||
|
||
//================================================================
|
||
// Renderer Helper functions
|
||
//================================================================
|
||
|
||
const {O_SYNC, O_CREAT, O_WRONLY, O_TRUNC, O_RDONLY} = fs.constants;
|
||
const DRAFT_PREFEX = '.$';
|
||
const OLD_DRAFT_PREFEX = '~$';
|
||
const DRAFT_EXT = '.dtmp';
|
||
const BKP_PREFEX = '.$';
|
||
const OLD_BKP_PREFEX = '~$';
|
||
const BKP_EXT = '.bkp';
|
||
|
||
/**
|
||
* Checks the file content type
|
||
* Confirm content is xml, pdf, png, jpg, svg, vsdx ...
|
||
*/
|
||
function checkFileContent(body, enc) {
|
||
if (body != null) {
|
||
let head, headBinay;
|
||
|
||
if (typeof body === 'string') {
|
||
if (enc == 'base64') {
|
||
headBinay = Buffer.from(body.substring(0, 22), 'base64');
|
||
head = headBinay.toString();
|
||
} else {
|
||
head = body.substring(0, 16);
|
||
headBinay = Buffer.from(head);
|
||
}
|
||
} else {
|
||
head = new TextDecoder("utf-8").decode(body.subarray(0, 16));
|
||
headBinay = body;
|
||
}
|
||
|
||
let c1 = head[0],
|
||
c2 = head[1],
|
||
c3 = head[2],
|
||
c4 = head[3],
|
||
c5 = head[4],
|
||
c6 = head[5],
|
||
c7 = head[6],
|
||
c8 = head[7],
|
||
c9 = head[8],
|
||
c10 = head[9],
|
||
c11 = head[10],
|
||
c12 = head[11],
|
||
c13 = head[12],
|
||
c14 = head[13],
|
||
c15 = head[14],
|
||
c16 = head[15];
|
||
|
||
let cc1 = headBinay[0],
|
||
cc2 = headBinay[1],
|
||
cc3 = headBinay[2],
|
||
cc4 = headBinay[3],
|
||
cc5 = headBinay[4],
|
||
cc6 = headBinay[5],
|
||
cc7 = headBinay[6],
|
||
cc8 = headBinay[7],
|
||
cc9 = headBinay[8],
|
||
cc10 = headBinay[9],
|
||
cc11 = headBinay[10],
|
||
cc12 = headBinay[11],
|
||
cc13 = headBinay[12],
|
||
cc14 = headBinay[13],
|
||
cc15 = headBinay[14],
|
||
cc16 = headBinay[15];
|
||
|
||
if (c1 == '<') {
|
||
// text/html
|
||
if (c2 == '!'
|
||
|| ((c2 == 'h'
|
||
&& (c3 == 't' && c4 == 'm' && c5 == 'l'
|
||
|| c3 == 'e' && c4 == 'a' && c5 == 'd')
|
||
|| (c2 == 'b' && c3 == 'o' && c4 == 'd'
|
||
&& c5 == 'y')))
|
||
|| ((c2 == 'H'
|
||
&& (c3 == 'T' && c4 == 'M' && c5 == 'L'
|
||
|| c3 == 'E' && c4 == 'A' && c5 == 'D')
|
||
|| (c2 == 'B' && c3 == 'O' && c4 == 'D'
|
||
&& c5 == 'Y')))) {
|
||
return true;
|
||
}
|
||
|
||
// application/xml
|
||
if (c2 == '?' && c3 == 'x' && c4 == 'm' && c5 == 'l'
|
||
&& c6 == ' ') {
|
||
return true;
|
||
}
|
||
|
||
// application/svg+xml
|
||
if (c2 == 's' && c3 == 'v' && c4 == 'g' && c5 == ' ') {
|
||
return true;
|
||
}
|
||
}
|
||
|
||
// big and little (identical) endian UTF-8 encodings, with BOM
|
||
// application/xml
|
||
if (cc1 == 0xef && cc2 == 0xbb && cc3 == 0xbf) {
|
||
if (c4 == '<' && c5 == '?' && c6 == 'x') {
|
||
return true;
|
||
}
|
||
}
|
||
|
||
// big and little endian UTF-16 encodings, with byte order mark
|
||
// application/xml
|
||
if (cc1 == 0xfe && cc2 == 0xff) {
|
||
if (cc3 == 0 && c4 == '<' && cc5 == 0 && c6 == '?' && cc7 == 0
|
||
&& c8 == 'x') {
|
||
return true;
|
||
}
|
||
}
|
||
|
||
// application/xml
|
||
if (cc1 == 0xff && cc2 == 0xfe) {
|
||
if (c3 == '<' && cc4 == 0 && c5 == '?' && cc6 == 0 && c7 == 'x'
|
||
&& cc8 == 0) {
|
||
return true;
|
||
}
|
||
}
|
||
|
||
// big and little endian UTF-32 encodings, with BOM
|
||
// application/xml
|
||
if (cc1 == 0x00 && cc2 == 0x00 && cc3 == 0xfe && cc4 == 0xff) {
|
||
if (cc5 == 0 && cc6 == 0 && cc7 == 0 && c8 == '<' && cc9 == 0
|
||
&& cc10 == 0 && cc11 == 0 && c12 == '?' && cc13 == 0
|
||
&& cc14 == 0 && cc15 == 0 && c16 == 'x') {
|
||
return true;
|
||
}
|
||
}
|
||
|
||
// application/xml
|
||
if (cc1 == 0xff && cc2 == 0xfe && cc3 == 0x00 && cc4 == 0x00) {
|
||
if (c5 == '<' && cc6 == 0 && cc7 == 0 && cc8 == 0 && c9 == '?'
|
||
&& cc10 == 0 && cc11 == 0 && cc12 == 0 && c13 == 'x'
|
||
&& cc14 == 0 && cc15 == 0 && cc16 == 0) {
|
||
return true;
|
||
}
|
||
}
|
||
|
||
// application/pdf (%PDF-)
|
||
if (cc1 == 37 && cc2 == 80 && cc3 == 68 && cc4 == 70 && cc5 == 45) {
|
||
return true;
|
||
}
|
||
|
||
// image/png
|
||
if ((cc1 == 137 && cc2 == 80 && cc3 == 78 && cc4 == 71 && cc5 == 13
|
||
&& cc6 == 10 && cc7 == 26 && cc8 == 10) ||
|
||
(cc1 == 194 && cc2 == 137 && cc3 == 80 && cc4 == 78 && cc5 == 71 && cc6 == 13 //Our embedded PNG+XML
|
||
&& cc7 == 10 && cc8 == 26 && cc9 == 10)) {
|
||
return true;
|
||
}
|
||
|
||
// image/jpeg
|
||
if (cc1 == 0xFF && cc2 == 0xD8 && cc3 == 0xFF) {
|
||
if (cc4 == 0xE0 || cc4 == 0xEE) {
|
||
return true;
|
||
}
|
||
|
||
/**
|
||
* File format used by digital cameras to store images.
|
||
* Exif Format can be read by any application supporting
|
||
* JPEG. Exif Spec can be found at:
|
||
* http://www.pima.net/standards/it10/PIMA15740/Exif_2-1.PDF
|
||
*/
|
||
if ((cc4 == 0xE1) && (c7 == 'E' && c8 == 'x' && c9 == 'i'
|
||
&& c10 == 'f' && cc11 == 0)) {
|
||
return true;
|
||
}
|
||
}
|
||
|
||
// vsdx, vssx (also zip, jar, odt, ods, odp, docx, xlsx, pptx, apk, aar)
|
||
if (cc1 == 0x50 && cc2 == 0x4B && cc3 == 0x03 && cc4 == 0x04) {
|
||
return true;
|
||
} else if (cc1 == 0x50 && cc2 == 0x4B && cc3 == 0x03 && cc4 == 0x06) {
|
||
return true;
|
||
}
|
||
|
||
// mxfile, mxlibrary, mxGraphModel
|
||
if (c1 == '<' && c2 == 'm' && c3 == 'x') {
|
||
return true;
|
||
}
|
||
}
|
||
|
||
return false;
|
||
}
|
||
|
||
function isConflict(origStat, stat) {
|
||
return stat != null && origStat != null && stat.mtimeMs != origStat.mtimeMs;
|
||
}
|
||
|
||
function getDraftFileName(fileObject) {
|
||
let filePath = fileObject.path;
|
||
let draftFileName = '', counter = 1, uniquePart = '';
|
||
|
||
do {
|
||
draftFileName = path.join(path.dirname(filePath), DRAFT_PREFEX + path.basename(filePath) + uniquePart + DRAFT_EXT);
|
||
uniquePart = '_' + counter++;
|
||
} while (fs.existsSync(draftFileName));
|
||
|
||
return draftFileName;
|
||
}
|
||
|
||
async function getFileDrafts(fileObject) {
|
||
let filePath = fileObject.path;
|
||
let draftsPaths = [], drafts = [], draftFileName, counter = 1, uniquePart = '';
|
||
|
||
do {
|
||
draftsPaths.push(draftFileName);
|
||
draftFileName = path.join(path.dirname(filePath), DRAFT_PREFEX + path.basename(filePath) + uniquePart + DRAFT_EXT);
|
||
uniquePart = '_' + counter++;
|
||
} while (fs.existsSync(draftFileName)); //TODO this assume continuous drafts names
|
||
|
||
//Port old draft files to new prefex
|
||
counter = 1;
|
||
uniquePart = '';
|
||
let draftExists = false;
|
||
|
||
do {
|
||
draftFileName = path.join(path.dirname(filePath), OLD_DRAFT_PREFEX + path.basename(filePath) + uniquePart + DRAFT_EXT);
|
||
draftExists = fs.existsSync(draftFileName);
|
||
|
||
if (draftExists) {
|
||
const newDraftFileName = path.join(path.dirname(filePath), DRAFT_PREFEX + path.basename(filePath) + uniquePart + DRAFT_EXT);
|
||
await fsProm.rename(draftFileName, newDraftFileName);
|
||
draftsPaths.push(newDraftFileName);
|
||
}
|
||
|
||
uniquePart = '_' + counter++;
|
||
} while (draftExists); //TODO this assume continuous drafts names
|
||
|
||
//Skip the first null element
|
||
for (let i = 1; i < draftsPaths.length; i++) {
|
||
try {
|
||
let stat = await fsProm.lstat(draftsPaths[i]);
|
||
drafts.push({
|
||
data: await fsProm.readFile(draftsPaths[i], 'utf8'),
|
||
created: stat.ctimeMs,
|
||
modified: stat.mtimeMs,
|
||
path: draftsPaths[i]
|
||
});
|
||
} catch (e) {
|
||
} // Ignore
|
||
}
|
||
|
||
return drafts;
|
||
}
|
||
|
||
async function saveDraft(fileObject, data) {
|
||
if (!checkFileContent(data)) {
|
||
throw new Error('Invalid file data');
|
||
} else {
|
||
let draftFileName = fileObject.draftFileName || getDraftFileName(fileObject);
|
||
await fsProm.writeFile(draftFileName, data, 'utf8');
|
||
|
||
if (isWin) {
|
||
try {
|
||
// Add Hidden attribute:
|
||
spawn('attrib', ['+h', draftFileName], {shell: true});
|
||
} catch (e) {
|
||
}
|
||
}
|
||
|
||
return draftFileName;
|
||
}
|
||
}
|
||
|
||
async function saveFile(fileObject, data, origStat, overwrite, defEnc) {
|
||
if (!checkFileContent(data)) {
|
||
throw new Error('Invalid file data');
|
||
}
|
||
|
||
let retryCount = 0;
|
||
let backupCreated = false;
|
||
let bkpPath = path.join(path.dirname(fileObject.path), BKP_PREFEX + path.basename(fileObject.path) + BKP_EXT);
|
||
const oldBkpPath = path.join(path.dirname(fileObject.path), OLD_BKP_PREFEX + path.basename(fileObject.path) + BKP_EXT);
|
||
let writeEnc = defEnc || fileObject.encoding;
|
||
|
||
let writeFile = async function () {
|
||
let fh;
|
||
|
||
try {
|
||
// O_SYNC is for sync I/O and reduce risk of file corruption
|
||
fh = await fsProm.open(fileObject.path, O_SYNC | O_CREAT | O_WRONLY | O_TRUNC);
|
||
await fsProm.writeFile(fh, data, writeEnc);
|
||
} finally {
|
||
await fh?.close();
|
||
}
|
||
|
||
let stat2 = await fsProm.stat(fileObject.path);
|
||
// Workaround for possible writing errors is to check the written
|
||
// contents of the file and retry 3 times before showing an error
|
||
let writtenData = await fsProm.readFile(fileObject.path, writeEnc);
|
||
|
||
if (data != writtenData) {
|
||
retryCount++;
|
||
|
||
if (retryCount < 3) {
|
||
return await writeFile();
|
||
} else {
|
||
throw new Error('all saving trials failed');
|
||
}
|
||
} else {
|
||
//We'll keep the backup file in case the original file is corrupted. TODO When should we delete the backup file?
|
||
if (backupCreated) {
|
||
//fs.unlink(bkpPath, (err) => {}); //Ignore errors!
|
||
|
||
//Delete old backup file with old prefix
|
||
if (fs.existsSync(oldBkpPath)) {
|
||
fs.unlink(oldBkpPath, (err) => {
|
||
}); //Ignore errors
|
||
}
|
||
}
|
||
|
||
return stat2;
|
||
}
|
||
};
|
||
|
||
async function doSaveFile(isNew) {
|
||
if (enableStoreBkp && !isNew) {
|
||
//Copy file to backup file (after conflict and stat is checked)
|
||
let bkpFh;
|
||
|
||
try {
|
||
//Use file read then write to open the backup file direct sync write to reduce the chance of file corruption
|
||
let fileContent = await fsProm.readFile(fileObject.path, writeEnc);
|
||
bkpFh = await fsProm.open(bkpPath, O_SYNC | O_CREAT | O_WRONLY | O_TRUNC);
|
||
await fsProm.writeFile(bkpFh, fileContent, writeEnc);
|
||
backupCreated = true;
|
||
} catch (e) {
|
||
if (__DEV__) {
|
||
console.log('Backup file writing failed', e); //Ignore
|
||
}
|
||
} finally {
|
||
await bkpFh?.close();
|
||
|
||
if (isWin) {
|
||
try {
|
||
// Add Hidden attribute:
|
||
spawn('attrib', ['+h', bkpPath], {shell: true});
|
||
} catch (e) {
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
return await writeFile();
|
||
}
|
||
|
||
if (overwrite) {
|
||
return await doSaveFile(true);
|
||
} else {
|
||
let stat = fs.existsSync(fileObject.path) ?
|
||
await fsProm.stat(fileObject.path) : null;
|
||
|
||
if (stat && isConflict(origStat, stat)) {
|
||
throw new Error('conflict');
|
||
} else {
|
||
return await doSaveFile(stat == null);
|
||
}
|
||
}
|
||
}
|
||
|
||
async function writeFile(path, data, enc) {
|
||
if (!checkFileContent(data, enc)) {
|
||
throw new Error('Invalid file data');
|
||
} else {
|
||
return await fsProm.writeFile(path, data, enc);
|
||
}
|
||
}
|
||
|
||
function getAppDataFolder() {
|
||
try {
|
||
let appDataDir = app.getPath('appData');
|
||
let drawioDir = appDataDir + '/' + config.name;
|
||
|
||
if (!fs.existsSync(drawioDir)) //Usually this dir already exists
|
||
{
|
||
fs.mkdirSync(drawioDir);
|
||
}
|
||
|
||
return drawioDir;
|
||
} catch (e) {
|
||
}
|
||
|
||
return '.';
|
||
}
|
||
|
||
function getDocumentsFolder() {
|
||
//On windows, misconfigured Documents folder cause an exception
|
||
try {
|
||
return app.getPath('documents');
|
||
} catch (e) {
|
||
}
|
||
|
||
return '.';
|
||
}
|
||
|
||
function checkFileExists(pathParts) {
|
||
let filePath = path.join(...pathParts);
|
||
return {exists: fs.existsSync(filePath), path: filePath};
|
||
}
|
||
|
||
async function showOpenDialog(defaultPath, filters, properties) {
|
||
let win = BrowserWindow.getFocusedWindow();
|
||
|
||
return dialog.showOpenDialog(win, {
|
||
defaultPath: defaultPath,
|
||
filters: filters,
|
||
properties: properties
|
||
});
|
||
}
|
||
|
||
async function showSaveDialog(defaultPath, filters) {
|
||
let win = BrowserWindow.getFocusedWindow();
|
||
|
||
return dialog.showSaveDialog(win, {
|
||
defaultPath: defaultPath,
|
||
filters: filters
|
||
});
|
||
}
|
||
|
||
async function installPlugin(filePath) {
|
||
if (!enablePlugins) return {};
|
||
|
||
let pluginsDir = path.join(getAppDataFolder(), '/plugins');
|
||
|
||
if (!fs.existsSync(pluginsDir)) {
|
||
fs.mkdirSync(pluginsDir);
|
||
}
|
||
|
||
let pluginName = path.basename(filePath);
|
||
let dstFile = path.join(pluginsDir, pluginName);
|
||
|
||
if (fs.existsSync(dstFile)) {
|
||
throw new Error('fileExists');
|
||
} else {
|
||
await fsProm.copyFile(filePath, dstFile);
|
||
}
|
||
|
||
return {pluginName: pluginName, selDir: path.dirname(filePath)};
|
||
}
|
||
|
||
function getPluginFile(plugin) {
|
||
if (!enablePlugins) return null;
|
||
|
||
const prefix = path.join(getAppDataFolder(), '/plugins/');
|
||
const pluginFile = path.join(prefix, plugin);
|
||
|
||
if (pluginFile.startsWith(prefix) && fs.existsSync(pluginFile)) {
|
||
return pluginFile;
|
||
}
|
||
|
||
return null;
|
||
}
|
||
|
||
function uninstallPlugin(plugin) {
|
||
const pluginFile = getPluginFile(plugin);
|
||
|
||
if (pluginFile != null) {
|
||
fs.unlinkSync(pluginFile);
|
||
}
|
||
}
|
||
|
||
function dirname(path_p) {
|
||
return path.dirname(path_p);
|
||
}
|
||
|
||
async function readFile(filename, encoding) {
|
||
let data = await fsProm.readFile(filename, encoding);
|
||
|
||
if (checkFileContent(data, encoding)) {
|
||
return data;
|
||
}
|
||
|
||
throw new Error('Invalid file data');
|
||
}
|
||
|
||
async function fileStat(file) {
|
||
return await fsProm.stat(file);
|
||
}
|
||
|
||
async function isFileWritable(file) {
|
||
try {
|
||
await fsProm.access(file, fs.constants.W_OK);
|
||
return true;
|
||
} catch (e) {
|
||
return false;
|
||
}
|
||
}
|
||
|
||
function clipboardAction(method, data) {
|
||
if (method == 'writeText') {
|
||
clipboard.writeText(data);
|
||
} else if (method == 'readText') {
|
||
return clipboard.readText();
|
||
} else if (method == 'writeImage') {
|
||
clipboard.write({
|
||
image:
|
||
nativeImage.createFromDataURL(data.dataUrl), html: '<img src="' +
|
||
data.dataUrl + '" width="' + data.w + '" height="' + data.h + '">'
|
||
});
|
||
}
|
||
}
|
||
|
||
async function deleteFile(file) {
|
||
// Reading the header of the file to confirm it is a file we can delete
|
||
let fh = await fsProm.open(file, O_RDONLY);
|
||
let buffer = Buffer.allocUnsafe(16);
|
||
await fh.read(buffer, 0, 16);
|
||
await fh.close();
|
||
|
||
if (checkFileContent(buffer)) {
|
||
await fsProm.unlink(file);
|
||
}
|
||
}
|
||
|
||
function windowAction(method) {
|
||
let win = BrowserWindow.getFocusedWindow();
|
||
|
||
if (win) {
|
||
if (method == 'minimize') {
|
||
win.minimize();
|
||
} else if (method == 'maximize') {
|
||
win.maximize();
|
||
} else if (method == 'unmaximize') {
|
||
win.unmaximize();
|
||
} else if (method == 'close') {
|
||
win.close();
|
||
} else if (method == 'isMaximized') {
|
||
return win.isMaximized();
|
||
} else if (method == 'removeAllListeners') {
|
||
win.removeAllListeners();
|
||
}
|
||
}
|
||
}
|
||
|
||
function openExternal(url) {
|
||
//Only open http(s), mailto, tel, and callto links
|
||
if (allowedUrls.test(url)) {
|
||
shell.openExternal(url);
|
||
return true;
|
||
}
|
||
|
||
return false;
|
||
}
|
||
|
||
function watchFile(path) {
|
||
let win = BrowserWindow.getFocusedWindow();
|
||
|
||
if (win) {
|
||
fs.watchFile(path, (curr, prev) => {
|
||
try {
|
||
win.webContents.send('fileChanged', {
|
||
path: path,
|
||
curr: curr,
|
||
prev: prev
|
||
});
|
||
} catch (e) {
|
||
} // Ignore
|
||
});
|
||
}
|
||
}
|
||
|
||
function unwatchFile(path) {
|
||
fs.unwatchFile(path);
|
||
}
|
||
|
||
function getCurDir() {
|
||
return __dirname;
|
||
}
|
||
|
||
ipcMain.on("rendererReq", async (event, args) => {
|
||
try {
|
||
let ret = null;
|
||
|
||
switch (args.action) {
|
||
case 'saveFile':
|
||
ret = await saveFile(args.fileObject, args.data, args.origStat, args.overwrite, args.defEnc);
|
||
break;
|
||
case 'writeFile':
|
||
ret = await writeFile(args.path, args.data, args.enc);
|
||
break;
|
||
case 'saveDraft':
|
||
ret = await saveDraft(args.fileObject, args.data);
|
||
break;
|
||
case 'getFileDrafts':
|
||
ret = await getFileDrafts(args.fileObject);
|
||
break;
|
||
case 'getDocumentsFolder':
|
||
ret = await getDocumentsFolder();
|
||
break;
|
||
case 'checkFileExists':
|
||
ret = await checkFileExists(args.pathParts);
|
||
break;
|
||
case 'showOpenDialog':
|
||
dialogOpen = true;
|
||
ret = await showOpenDialog(args.defaultPath, args.filters, args.properties);
|
||
ret = ret.filePaths;
|
||
dialogOpen = false;
|
||
break;
|
||
case 'showSaveDialog':
|
||
dialogOpen = true;
|
||
ret = await showSaveDialog(args.defaultPath, args.filters);
|
||
ret = ret.canceled ? null : ret.filePath;
|
||
dialogOpen = false;
|
||
break;
|
||
case 'installPlugin':
|
||
ret = await installPlugin(args.filePath);
|
||
break;
|
||
case 'uninstallPlugin':
|
||
ret = await uninstallPlugin(args.plugin);
|
||
break;
|
||
case 'getPluginFile':
|
||
ret = await getPluginFile(args.plugin);
|
||
break;
|
||
case 'isPluginsEnabled':
|
||
ret = enablePlugins;
|
||
break;
|
||
case 'dirname':
|
||
ret = await dirname(args.path);
|
||
break;
|
||
case 'readFile':
|
||
ret = await readFile(args.filename, args.encoding);
|
||
break;
|
||
case 'clipboardAction':
|
||
ret = await clipboardAction(args.method, args.data);
|
||
break;
|
||
case 'deleteFile':
|
||
ret = await deleteFile(args.file);
|
||
break;
|
||
case 'fileStat':
|
||
ret = await fileStat(args.file);
|
||
break;
|
||
case 'isFileWritable':
|
||
ret = await isFileWritable(args.file);
|
||
break;
|
||
case 'windowAction':
|
||
ret = await windowAction(args.method);
|
||
break;
|
||
case 'openExternal':
|
||
ret = await openExternal(args.url);
|
||
break;
|
||
case 'watchFile':
|
||
ret = await watchFile(args.path);
|
||
break;
|
||
case 'unwatchFile':
|
||
ret = await unwatchFile(args.path);
|
||
break;
|
||
case 'getCurDir':
|
||
ret = await getCurDir();
|
||
break;
|
||
}
|
||
|
||
event.reply('mainResp', {success: true, data: ret, reqId: args.reqId});
|
||
} catch (e) {
|
||
event.reply('mainResp', {error: true, msg: e.message, e: e, reqId: args.reqId});
|
||
}
|
||
});
|