'use strict' const electron = require('electron') const fs = require('fs') const eventBinding = process.electronBinding('event') const clipboard = process.electronBinding('clipboard') const features = process.electronBinding('features') const { crashReporterInit } = require('@electron/internal/browser/crash-reporter-init') const { ipcMainInternal } = require('@electron/internal/browser/ipc-main-internal') const ipcMainUtils = require('@electron/internal/browser/ipc-main-internal-utils') const guestViewManager = require('@electron/internal/browser/guest-view-manager') const errorUtils = require('@electron/internal/common/error-utils') const clipboardUtils = require('@electron/internal/common/clipboard-utils') const emitCustomEvent = function (contents, eventName, ...args) { const event = eventBinding.createWithSender(contents) electron.app.emit(eventName, event, contents, ...args) contents.emit(eventName, event, ...args) return event } const logStack = function (contents, code, stack) { if (stack) { console.warn(`WebContents (${contents.id}): ${code}`, stack) } } // Implements window.close() ipcMainInternal.on('ELECTRON_BROWSER_WINDOW_CLOSE', function (event) { const window = event.sender.getOwnerBrowserWindow() if (window) { window.close() } event.returnValue = null }) ipcMainUtils.handleSync('ELECTRON_CRASH_REPORTER_INIT', function (event, options) { return crashReporterInit(options) }) ipcMainInternal.handle('ELECTRON_BROWSER_GET_LAST_WEB_PREFERENCES', function (event) { return event.sender.getLastWebPreferences() }) // Methods not listed in this set are called directly in the renderer process. const allowedClipboardMethods = (() => { switch (process.platform) { case 'darwin': return new Set(['readFindText', 'writeFindText']) case 'linux': return new Set(Object.keys(clipboard)) default: return new Set() } })() ipcMainUtils.handleSync('ELECTRON_BROWSER_CLIPBOARD', function (event, method, ...args) { if (!allowedClipboardMethods.has(method)) { throw new Error(`Invalid method: ${method}`) } return clipboardUtils.serialize(electron.clipboard[method](...clipboardUtils.deserialize(args))) }) if (features.isDesktopCapturerEnabled()) { const desktopCapturer = require('@electron/internal/browser/desktop-capturer') ipcMainInternal.handle('ELECTRON_BROWSER_DESKTOP_CAPTURER_GET_SOURCES', function (event, options, stack) { logStack(event.sender, 'desktopCapturer.getSources()', stack) const customEvent = emitCustomEvent(event.sender, 'desktop-capturer-get-sources') if (customEvent.defaultPrevented) { console.error('Blocked desktopCapturer.getSources()') return [] } return desktopCapturer.getSources(event, options) }) } const isRemoteModuleEnabled = features.isRemoteModuleEnabled() ? require('@electron/internal/browser/remote/server').isRemoteModuleEnabled : () => false const getPreloadScript = async function (preloadPath) { let preloadSrc = null let preloadError = null try { preloadSrc = (await fs.promises.readFile(preloadPath)).toString() } catch (err) { preloadError = errorUtils.serialize(err) } return { preloadPath, preloadSrc, preloadError } } if (features.isExtensionsEnabled()) { ipcMainUtils.handleSync('ELECTRON_GET_CONTENT_SCRIPTS', () => []) } else { const { getContentScripts } = require('@electron/internal/browser/chrome-extension') ipcMainUtils.handleSync('ELECTRON_GET_CONTENT_SCRIPTS', () => getContentScripts()) } ipcMainUtils.handleSync('ELECTRON_BROWSER_SANDBOX_LOAD', async function (event) { const preloadPaths = event.sender._getPreloadPaths() let contentScripts = [] if (!features.isExtensionsEnabled()) { const { getContentScripts } = require('@electron/internal/browser/chrome-extension') contentScripts = getContentScripts() } return { contentScripts, preloadScripts: await Promise.all(preloadPaths.map(path => getPreloadScript(path))), isRemoteModuleEnabled: isRemoteModuleEnabled(event.sender), isWebViewTagEnabled: guestViewManager.isWebViewTagEnabled(event.sender), process: { arch: process.arch, platform: process.platform, env: process.env, version: process.version, versions: process.versions, execPath: process.helperExecPath } } }) ipcMainInternal.on('ELECTRON_BROWSER_PRELOAD_ERROR', function (event, preloadPath, error) { event.sender.emit('preload-error', event, preloadPath, errorUtils.deserialize(error)) })