212 lines
7 KiB
TypeScript
212 lines
7 KiB
TypeScript
import { EventEmitter } from 'events';
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import * as fs from 'fs';
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import * as path from 'path';
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import type * as defaultMenuModule from '@electron/internal/browser/default-menu';
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const Module = require('module') as NodeJS.ModuleInternal;
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// We modified the original process.argv to let node.js load the init.js,
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// we need to restore it here.
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process.argv.splice(1, 1);
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// Clear search paths.
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require('../common/reset-search-paths');
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// Import common settings.
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require('@electron/internal/common/init');
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process._linkedBinding('electron_browser_event_emitter').setEventEmitterPrototype(EventEmitter.prototype);
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// Don't quit on fatal error.
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process.on('uncaughtException', function (error) {
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// Do nothing if the user has a custom uncaught exception handler.
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if (process.listenerCount('uncaughtException') > 1) {
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return;
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}
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// Show error in GUI.
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// We can't import { dialog } at the top of this file as this file is
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// responsible for setting up the require hook for the "electron" module
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// so we import it inside the handler down here
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import('electron')
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.then(({ dialog }) => {
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const stack = error.stack ? error.stack : `${error.name}: ${error.message}`;
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const message = 'Uncaught Exception:\n' + stack;
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dialog.showErrorBox('A JavaScript error occurred in the main process', message);
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});
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});
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// Emit 'exit' event on quit.
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const { app } = require('electron');
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app.on('quit', (_event, exitCode) => {
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process.emit('exit', exitCode);
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});
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if (process.platform === 'win32') {
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// If we are a Squirrel.Windows-installed app, set app user model ID
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// so that users don't have to do this.
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//
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// Squirrel packages are always of the form:
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//
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// PACKAGE-NAME
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// - Update.exe
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// - app-VERSION
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// - OUREXE.exe
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//
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// Squirrel itself will always set the shortcut's App User Model ID to the
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// form `com.squirrel.PACKAGE-NAME.OUREXE`. We need to call
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// app.setAppUserModelId with a matching identifier so that renderer processes
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// will inherit this value.
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const updateDotExe = path.join(path.dirname(process.execPath), '..', 'update.exe');
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if (fs.existsSync(updateDotExe)) {
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const packageDir = path.dirname(path.resolve(updateDotExe));
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const packageName = path.basename(packageDir).replaceAll(/\s/g, '');
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const exeName = path.basename(process.execPath).replace(/\.exe$/i, '').replaceAll(/\s/g, '');
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app.setAppUserModelId(`com.squirrel.${packageName}.${exeName}`);
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}
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}
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// Map process.exit to app.exit, which quits gracefully.
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process.exit = app.exit as () => never;
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// Load the RPC server.
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require('@electron/internal/browser/rpc-server');
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// Load the guest view manager.
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require('@electron/internal/browser/guest-view-manager');
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// Now we try to load app's package.json.
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const v8Util = process._linkedBinding('electron_common_v8_util');
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let packagePath = null;
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let packageJson = null;
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const searchPaths: string[] = v8Util.getHiddenValue(global, 'appSearchPaths');
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if (process.resourcesPath) {
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for (packagePath of searchPaths) {
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try {
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packagePath = path.join(process.resourcesPath, packagePath);
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packageJson = Module._load(path.join(packagePath, 'package.json'));
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break;
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} catch {
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continue;
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}
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}
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}
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if (packageJson == null) {
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process.nextTick(function () {
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return process.exit(1);
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});
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throw new Error('Unable to find a valid app');
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}
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// Set application's version.
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if (packageJson.version != null) {
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app.setVersion(packageJson.version);
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}
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// Set application's name.
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if (packageJson.productName != null) {
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app.name = `${packageJson.productName}`.trim();
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} else if (packageJson.name != null) {
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app.name = `${packageJson.name}`.trim();
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}
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// Set application's desktop name.
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if (packageJson.desktopName != null) {
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app.setDesktopName(packageJson.desktopName);
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} else {
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app.setDesktopName(`${app.name}.desktop`);
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}
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// Set v8 flags, deliberately lazy load so that apps that do not use this
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// feature do not pay the price
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if (packageJson.v8Flags != null) {
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require('v8').setFlagsFromString(packageJson.v8Flags);
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}
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app.setAppPath(packagePath);
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// Load the chrome devtools support.
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require('@electron/internal/browser/devtools');
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// Load protocol module to ensure it is populated on app ready
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require('@electron/internal/browser/api/protocol');
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// Load web-contents module to ensure it is populated on app ready
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require('@electron/internal/browser/api/web-contents');
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// Load web-frame-main module to ensure it is populated on app ready
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require('@electron/internal/browser/api/web-frame-main');
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// Set main startup script of the app.
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const mainStartupScript = packageJson.main || 'index.js';
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const KNOWN_XDG_DESKTOP_VALUES = new Set(['Pantheon', 'Unity:Unity7', 'pop:GNOME']);
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function currentPlatformSupportsAppIndicator () {
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if (process.platform !== 'linux') return false;
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const currentDesktop = process.env.XDG_CURRENT_DESKTOP;
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if (!currentDesktop) return false;
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if (KNOWN_XDG_DESKTOP_VALUES.has(currentDesktop)) return true;
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// ubuntu based or derived session (default ubuntu one, communitheme…) supports
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// indicator too.
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if (/ubuntu/ig.test(currentDesktop)) return true;
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return false;
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}
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// Workaround for electron/electron#5050 and electron/electron#9046
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process.env.ORIGINAL_XDG_CURRENT_DESKTOP = process.env.XDG_CURRENT_DESKTOP;
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if (currentPlatformSupportsAppIndicator()) {
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process.env.XDG_CURRENT_DESKTOP = 'Unity';
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}
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// Quit when all windows are closed and no other one is listening to this.
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app.on('window-all-closed', () => {
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if (app.listenerCount('window-all-closed') === 1) {
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app.quit();
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}
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});
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const { setDefaultApplicationMenu } = require('@electron/internal/browser/default-menu') as typeof defaultMenuModule;
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// Create default menu.
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//
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// The |will-finish-launching| event is emitted before |ready| event, so default
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// menu is set before any user window is created.
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app.once('will-finish-launching', setDefaultApplicationMenu);
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const { appCodeLoaded } = process;
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delete process.appCodeLoaded;
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if (packagePath) {
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// Finally load app's main.js and transfer control to C++.
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if ((packageJson.type === 'module' && !mainStartupScript.endsWith('.cjs')) || mainStartupScript.endsWith('.mjs')) {
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const { loadESM } = __non_webpack_require__('internal/process/esm_loader');
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const main = require('url').pathToFileURL(path.join(packagePath, mainStartupScript));
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loadESM(async (esmLoader: any) => {
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try {
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await esmLoader.import(main.toString(), undefined, Object.create(null));
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appCodeLoaded!();
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} catch (err) {
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appCodeLoaded!();
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process.emit('uncaughtException', err as Error);
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}
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});
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} else {
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// Call appCodeLoaded before just for safety, it doesn't matter here as _load is syncronous
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appCodeLoaded!();
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process._firstFileName = Module._resolveFilename(path.join(packagePath, mainStartupScript), null, false);
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Module._load(path.join(packagePath, mainStartupScript), Module, true);
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}
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} else {
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console.error('Failed to locate a valid package to load (app, app.asar or default_app.asar)');
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console.error('This normally means you\'ve damaged the Electron package somehow');
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appCodeLoaded!();
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}
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