Ì  È  Ä  {"files":{"browser":{"files":{"api":{"files":{"app.js":{"size":3279,"offset":"0"},"auto-updater":{"files":{"auto-updater-native.js":{"size":315,"offset":"3532"},"auto-updater-win.js":{"size":2247,"offset":"3847"},"squirrel-update-win.js":{"size":3855,"offset":"6094"}}},"auto-updater.js":{"size":253,"offset":"3279"},"browser-view.js":{"size":411,"offset":"9949"},"browser-window.js":{"size":5670,"offset":"10360"},"content-tracing.js":{"size":73,"offset":"16030"},"crash-reporter.js":{"size":395,"offset":"16103"},"dialog.js":{"size":9080,"offset":"16498"},"exports":{"files":{"electron.js":{"size":530,"offset":"25578"}}},"global-shortcut.js":{"size":88,"offset":"26108"},"in-app-purchase.js":{"size":619,"offset":"26196"},"ipc-main.js":{"size":216,"offset":"26815"},"menu-item-roles.js":{"size":6795,"offset":"27031"},"menu-item.js":{"size":2803,"offset":"33826"},"menu-utils.js":{"size":4586,"offset":"36629"},"menu.js":{"size":8529,"offset":"41215"},"module-list.js":{"size":1908,"offset":"49744"},"navigation-controller.js":{"size":5661,"offset":"51652"},"net-log.js":{"size":830,"offset":"57313"},"net.js":{"size":10281,"offset":"58143"},"notification.js":{"size":283,"offset":"68424"},"power-monitor.js":{"size":793,"offset":"68707"},"power-save-blocker.js":{"size":93,"offset":"69500"},"protocol.js":{"size":820,"offset":"69593"},"screen.js":{"size":270,"offset":"70413"},"session.js":{"size":613,"offset":"70683"},"system-preferences.js":{"size":348,"offset":"71296"},"top-level-window.js":{"size":699,"offset":"71644"},"touch-bar.js":{"size":10768,"offset":"72343"},"tray.js":{"size":196,"offset":"83111"},"view.js":{"size":239,"offset":"83307"},"web-contents-view.js":{"size":379,"offset":"83546"},"web-contents.js":{"size":15583,"offset":"83925"}}},"chrome-extension.js":{"size":14751,"offset":"99508"},"desktop-capturer.js":{"size":2455,"offset":"114259"},"guest-view-manager.js":{"size":15187,"offset":"116714"},"guest-window-manager.js":{"size":13148,"offset":"131901"},"init.js":{"size":5945,"offset":"145049"},"ipc-main-internal.js":{"size":216,"offset":"150994"},"objects-registry.js":{"size":3411,"offset":"151210"},"rpc-server.js":{"size":18747,"offset":"154621"}}},"common":{"files":{"api":{"files":{"clipboard.js":{"size":1182,"offset":"173368"},"deprecate.js":{"size":2606,"offset":"174550"},"deprecations.js":{"size":242,"offset":"177156"},"exports":{"files":{"electron.js":{"size":920,"offset":"177398"}}},"is-promise.js":{"size":334,"offset":"178318"},"module-list.js":{"size":471,"offset":"178652"},"native-image.js":{"size":70,"offset":"179123"},"shell.js":{"size":63,"offset":"179193"}}},"atom-binding-setup.js":{"size":371,"offset":"179256"},"buffer-utils.js":{"size":1509,"offset":"179627"},"crash-reporter.js":{"size":3092,"offset":"181136"},"error-utils.js":{"size":1199,"offset":"184228"},"init.js":{"size":1889,"offset":"185427"},"parse-features-string.js":{"size":747,"offset":"187316"},"reset-search-paths.js":{"size":1744,"offset":"188063"},"web-view-methods.js":{"size":1271,"offset":"189807"}}},"renderer":{"files":{"api":{"files":{"crash-reporter.js":{"size":368,"offset":"191078"},"desktop-capturer.js":{"size":1421,"offset":"191446"},"exports":{"files":{"electron.js":{"size":541,"offset":"192867"}}},"ipc-renderer.js":{"size":834,"offset":"193408"},"module-list.js":{"size":735,"offset":"194242"},"remote.js":{"size":11723,"offset":"194977"},"screen.js":{"size":146,"offset":"206700"},"web-frame.js":{"size":1696,"offset":"206846"}}},"callbacks-registry.js":{"size":1510,"offset":"208542"},"chrome-api.js":{"size":6056,"offset":"210052"},"content-scripts-injector.js":{"size":3360,"offset":"216108"},"extensions":{"files":{"event.js":{"size":446,"offset":"219468"},"i18n.js":{"size":2683,"offset":"219914"},"storage.js":{"size":3731,"offset":"222597"},"web-navigation.js":{"size":621,"offset":"226328"}}},"init.js":{"size":6149,"offset":"226949"},"inspector.js":{"size":3457,"offset":"233098"},"ipc-renderer-internal.js":{"size":759,"offset":"236555"},"override.js":{"size":783,"offset":"237314"},"remote.js":{"size":220,"offset":"238097"},"security-warnings.js":{"size":11985,"offset":"238317"},"web-frame-init.js":{"size":847,"offset":"250302"},"web-view":{"files":{"guest-view-internal.js":{"size":4383,"offset":"251149"},"web-view-attributes.js":{"size":9820,"offset":"255532"},"web-view-constants.js":{"size":1150,"offset":"265352"},"web-view.js":{"size":12358,"offset":"266502"}}},"window-setup.js":{"size":6179,"offset":"278860"}}},"worker":{"files":{"init.js":{"size":1244,"offset":"285039"}}}}}'use strict'

const bindings = process.atomBinding('app')
const path = require('path')
const { app, App } = bindings

// Only one app object permitted.
module.exports = app

const electron = require('electron')
const { deprecate, Menu } = electron
const { EventEmitter } = require('events')

let dockMenu = null

// App is an EventEmitter.
Object.setPrototypeOf(App.prototype, EventEmitter.prototype)
EventEmitter.call(app)

Object.assign(app, {
  setApplicationMenu (menu) {
    return Menu.setApplicationMenu(menu)
  },
  getApplicationMenu () {
    return Menu.getApplicationMenu()
  },
  commandLine: {
    appendSwitch (...args) {
      const castedArgs = args.map((arg) => {
        return typeof arg !== 'string' ? `${arg}` : arg
      })
      return bindings.appendSwitch(...castedArgs)
    },
    appendArgument (...args) {
      const castedArgs = args.map((arg) => {
        return typeof arg !== 'string' ? `${arg}` : arg
      })
      return bindings.appendArgument(...castedArgs)
    }
  }
})

const nativeFn = app.getAppMetrics
app.getAppMetrics = () => {
  const metrics = nativeFn.call(app)
  for (const metric of metrics) {
    if ('memory' in metric) {
      deprecate.removeProperty(metric, 'memory')
    }
  }

  return metrics
}

app.isPackaged = (() => {
  const execFile = path.basename(process.execPath).toLowerCase()
  if (process.platform === 'win32') {
    return execFile !== 'electron.exe'
  }
  return execFile !== 'electron'
})()

if (process.platform === 'darwin') {
  app.dock = {
    bounce (type = 'informational') {
      return bindings.dockBounce(type)
    },
    cancelBounce: bindings.dockCancelBounce,
    downloadFinished: bindings.dockDownloadFinished,
    setBadge: bindings.dockSetBadgeText,
    getBadge: bindings.dockGetBadgeText,
    hide: bindings.dockHide,
    show: bindings.dockShow,
    isVisible: bindings.dockIsVisible,
    setMenu (menu) {
      dockMenu = menu
      bindings.dockSetMenu(menu)
    },
    getMenu () {
      return dockMenu
    },
    setIcon: bindings.dockSetIcon
  }
}

if (process.platform === 'linux') {
  app.launcher = {
    setBadgeCount: bindings.unityLauncherSetBadgeCount,
    getBadgeCount: bindings.unityLauncherGetBadgeCount,
    isCounterBadgeAvailable: bindings.unityLauncherAvailable,
    isUnityRunning: bindings.unityLauncherAvailable
  }
}

app.allowNTLMCredentialsForAllDomains = function (allow) {
  if (!process.noDeprecations) {
    deprecate.warn('app.allowNTLMCredentialsForAllDomains', 'session.allowNTLMCredentialsForDomains')
  }
  const domains = allow ? '*' : ''
  if (!this.isReady()) {
    this.commandLine.appendSwitch('auth-server-whitelist', domains)
  } else {
    electron.session.defaultSession.allowNTLMCredentialsForDomains(domains)
  }
}

// Routes the events to webContents.
const events = ['login', 'certificate-error', 'select-client-certificate']
for (const name of events) {
  app.on(name, (event, webContents, ...args) => {
    webContents.emit(name, event, ...args)
  })
}

// Wrappers for native classes.
const { DownloadItem } = process.atomBinding('download_item')
Object.setPrototypeOf(DownloadItem.prototype, EventEmitter.prototype)
'use strict'

if (process.platform === 'win32') {
  module.exports = require('@electron/internal/browser/api/auto-updater/auto-updater-win')
} else {
  module.exports = require('@electron/internal/browser/api/auto-updater/auto-updater-native')
}
'use strict'

const EventEmitter = require('events').EventEmitter
const { autoUpdater, AutoUpdater } = process.atomBinding('auto_updater')

// AutoUpdater is an EventEmitter.
Object.setPrototypeOf(AutoUpdater.prototype, EventEmitter.prototype)
EventEmitter.call(autoUpdater)

module.exports = autoUpdater
'use strict'

const { app } = require('electron')
const { EventEmitter } = require('events')
const squirrelUpdate = require('@electron/internal/browser/api/auto-updater/squirrel-update-win')

class AutoUpdater extends EventEmitter {
  quitAndInstall () {
    if (!this.updateAvailable) {
      return this.emitError('No update available, can\'t quit and install')
    }
    squirrelUpdate.processStart()
    app.quit()
  }

  getFeedURL () {
    return this.updateURL
  }

  setFeedURL (options) {
    let updateURL
    if (typeof options === 'object') {
      if (typeof options.url === 'string') {
        updateURL = options.url
      } else {
        throw new Error('Expected options object to contain a \'url\' string property in setFeedUrl call')
      }
    } else if (typeof options === 'string') {
      updateURL = options
    } else {
      throw new Error('Expected an options object with a \'url\' property to be provided')
    }
    this.updateURL = updateURL
  }

  checkForUpdates () {
    if (!this.updateURL) {
      return this.emitError('Update URL is not set')
    }
    if (!squirrelUpdate.supported()) {
      return this.emitError('Can not find Squirrel')
    }
    this.emit('checking-for-update')
    squirrelUpdate.checkForUpdate(this.updateURL, (error, update) => {
      if (error != null) {
        return this.emitError(error)
      }
      if (update == null) {
        return this.emit('update-not-available')
      }
      this.updateAvailable = true
      this.emit('update-available')
      squirrelUpdate.update(this.updateURL, (error) => {
        if (error != null) {
          return this.emitError(error)
        }
        const { releaseNotes, version } = update
        // Date is not available on Windows, so fake it.
        const date = new Date()
        this.emit('update-downloaded', {}, releaseNotes, version, date, this.updateURL, () => {
          this.quitAndInstall()
        })
      })
    })
  }

  // Private: Emit both error object and message, this is to keep compatibility
  // with Old APIs.
  emitError (message) {
    this.emit('error', new Error(message), message)
  }
}

module.exports = new AutoUpdater()
'use strict'

const fs = require('fs')
const path = require('path')
const spawn = require('child_process').spawn

// i.e. my-app/app-0.1.13/
const appFolder = path.dirname(process.execPath)

// i.e. my-app/Update.exe
const updateExe = path.resolve(appFolder, '..', 'Update.exe')
const exeName = path.basename(process.execPath)
let spawnedArgs = []
let spawnedProcess

const isSameArgs = (args) => args.length === spawnedArgs.length && args.every((e, i) => e === spawnedArgs[i])

// Spawn a command and invoke the callback when it completes with an error
// and the output from standard out.
const spawnUpdate = function (args, detached, callback) {
  let error, errorEmitted, stderr, stdout

  try {
    // Ensure we don't spawn multiple squirrel processes
    // Process spawned, same args:        Attach events to alread running process
    // Process spawned, different args:   Return with error
    // No process spawned:                Spawn new process
    if (spawnedProcess && !isSameArgs(args)) {
      // Disabled for backwards compatibility:
      // eslint-disable-next-line standard/no-callback-literal
      return callback(`AutoUpdater process with arguments ${args} is already running`)
    } else if (!spawnedProcess) {
      spawnedProcess = spawn(updateExe, args, {
        detached: detached,
        windowsHide: true
      })
      spawnedArgs = args || []
    }
  } catch (error1) {
    error = error1

    // Shouldn't happen, but still guard it.
    process.nextTick(function () {
      return callback(error)
    })
    return
  }
  stdout = ''
  stderr = ''

  spawnedProcess.stdout.on('data', (data) => { stdout += data })
  spawnedProcess.stderr.on('data', (data) => { stderr += data })

  errorEmitted = false
  spawnedProcess.on('error', (error) => {
    errorEmitted = true
    callback(error)
  })

  return spawnedProcess.on('exit', function (code, signal) {
    spawnedProcess = undefined
    spawnedArgs = []

    // We may have already emitted an error.
    if (errorEmitted) {
      return
    }

    // Process terminated with error.
    if (code !== 0) {
      // Disabled for backwards compatibility:
      // eslint-disable-next-line standard/no-callback-literal
      return callback(`Command failed: ${signal != null ? signal : code}\n${stderr}`)
    }

    // Success.
    callback(null, stdout)
  })
}

// Start an instance of the installed app.
exports.processStart = function () {
  return spawnUpdate(['--processStartAndWait', exeName], true, function () {})
}

// Download the releases specified by the URL and write new results to stdout.
exports.checkForUpdate = function (updateURL, callback) {
  return spawnUpdate(['--checkForUpdate', updateURL], false, function (error, stdout) {
    let ref, ref1, update
    if (error != null) {
      return callback(error)
    }
    try {
      // Last line of output is the JSON details about the releases
      const json = stdout.trim().split('\n').pop()
      update = (ref = JSON.parse(json)) != null ? (ref1 = ref.releasesToApply) != null ? typeof ref1.pop === 'function' ? ref1.pop() : void 0 : void 0 : void 0
    } catch (jsonError) {
      // Disabled for backwards compatibility:
      // eslint-disable-next-line standard/no-callback-literal
      return callback(`Invalid result:\n${stdout}`)
    }
    return callback(null, update)
  })
}

// Update the application to the latest remote version specified by URL.
exports.update = function (updateURL, callback) {
  return spawnUpdate(['--update', updateURL], false, callback)
}

// Is the Update.exe installed with the current application?
exports.supported = function () {
  try {
    fs.accessSync(updateExe, fs.R_OK)
    return true
  } catch (error) {
    return false
  }
}
'use strict'

const { EventEmitter } = require('events')
const { BrowserView } = process.atomBinding('browser_view')

Object.setPrototypeOf(BrowserView.prototype, EventEmitter.prototype)

BrowserView.fromWebContents = (webContents) => {
  for (const view of BrowserView.getAllViews()) {
    if (view.webContents.equal(webContents)) return view
  }

  return null
}

module.exports = BrowserView
'use strict'

const electron = require('electron')
const { WebContentsView, TopLevelWindow } = electron
const { BrowserWindow } = process.atomBinding('window')

Object.setPrototypeOf(BrowserWindow.prototype, TopLevelWindow.prototype)

BrowserWindow.prototype._init = function () {
  // Call parent class's _init.
  TopLevelWindow.prototype._init.call(this)

  // Avoid recursive require.
  const { app } = electron

  // Create WebContentsView.
  this.setContentView(new WebContentsView(this.webContents))

  const nativeSetBounds = this.setBounds
  this.setBounds = (bounds, ...opts) => {
    bounds = {
      ...this.getBounds(),
      ...bounds
    }
    nativeSetBounds.call(this, bounds, ...opts)
  }

  // window.resizeTo(...)
  // window.moveTo(...)
  this.webContents.on('move', (event, size) => {
    this.setBounds(size)
  })

  // Hide the auto-hide menu when webContents is focused.
  this.webContents.on('activate', () => {
    if (process.platform !== 'darwin' && this.isMenuBarAutoHide() && this.isMenuBarVisible()) {
      this.setMenuBarVisibility(false)
    }
  })

  // Change window title to page title.
  this.webContents.on('page-title-updated', (event, title) => {
    // Route the event to BrowserWindow.
    this.emit('page-title-updated', event, title)
    if (!this.isDestroyed() && !event.defaultPrevented) this.setTitle(title)
  })

  // Sometimes the webContents doesn't get focus when window is shown, so we
  // have to force focusing on webContents in this case. The safest way is to
  // focus it when we first start to load URL, if we do it earlier it won't
  // have effect, if we do it later we might move focus in the page.
  //
  // Though this hack is only needed on macOS when the app is launched from
  // Finder, we still do it on all platforms in case of other bugs we don't
  // know.
  this.webContents.once('load-url', function () {
    this.focus()
  })

  // Redirect focus/blur event to app instance too.
  this.on('blur', (event) => {
    app.emit('browser-window-blur', event, this)
  })
  this.on('focus', (event) => {
    app.emit('browser-window-focus', event, this)
  })

  // Subscribe to visibilityState changes and pass to renderer process.
  let isVisible = this.isVisible() && !this.isMinimized()
  const visibilityChanged = () => {
    const newState = this.isVisible() && !this.isMinimized()
    if (isVisible !== newState) {
      isVisible = newState
      const visibilityState = isVisible ? 'visible' : 'hidden'
      this.webContents.emit('-window-visibility-change', visibilityState)
    }
  }

  const visibilityEvents = ['show', 'hide', 'minimize', 'maximize', 'restore']
  for (const event of visibilityEvents) {
    this.on(event, visibilityChanged)
  }

  // Notify the creation of the window.
  app.emit('browser-window-created', {}, this)

  Object.defineProperty(this, 'devToolsWebContents', {
    enumerable: true,
    configurable: false,
    get () {
      return this.webContents.devToolsWebContents
    }
  })
}

const isBrowserWindow = (win) => {
  return win && win.constructor.name === 'BrowserWindow'
}

BrowserWindow.fromId = (id) => {
  const win = TopLevelWindow.fromId(id)
  return isBrowserWindow(win) ? win : null
}

BrowserWindow.getAllWindows = () => {
  return TopLevelWindow.getAllWindows().filter(isBrowserWindow)
}

BrowserWindow.getFocusedWindow = () => {
  for (const window of BrowserWindow.getAllWindows()) {
    if (window.isFocused() || window.isDevToolsFocused()) return window
  }
  return null
}

BrowserWindow.fromWebContents = (webContents) => {
  for (const window of BrowserWindow.getAllWindows()) {
    if (window.webContents.equal(webContents)) return window
  }
}

BrowserWindow.fromBrowserView = (browserView) => {
  for (const window of BrowserWindow.getAllWindows()) {
    if (window.getBrowserView() === browserView) return window
  }

  return null
}

BrowserWindow.fromDevToolsWebContents = (webContents) => {
  for (const window of BrowserWindow.getAllWindows()) {
    const { devToolsWebContents } = window
    if (devToolsWebContents != null && devToolsWebContents.equal(webContents)) {
      return window
    }
  }
}

// Helpers.
Object.assign(BrowserWindow.prototype, {
  loadURL (...args) {
    return this.webContents.loadURL(...args)
  },
  getURL (...args) {
    return this.webContents.getURL()
  },
  loadFile (...args) {
    return this.webContents.loadFile(...args)
  },
  reload (...args) {
    return this.webContents.reload(...args)
  },
  send (...args) {
    return this.webContents.send(...args)
  },
  openDevTools (...args) {
    return this.webContents.openDevTools(...args)
  },
  closeDevTools () {
    return this.webContents.closeDevTools()
  },
  isDevToolsOpened () {
    return this.webContents.isDevToolsOpened()
  },
  isDevToolsFocused () {
    return this.webContents.isDevToolsFocused()
  },
  toggleDevTools () {
    return this.webContents.toggleDevTools()
  },
  inspectElement (...args) {
    return this.webContents.inspectElement(...args)
  },
  inspectServiceWorker () {
    return this.webContents.inspectServiceWorker()
  },
  showDefinitionForSelection () {
    return this.webContents.showDefinitionForSelection()
  },
  capturePage (...args) {
    return this.webContents.capturePage(...args)
  },
  setTouchBar (touchBar) {
    electron.TouchBar._setOnWindow(touchBar, this)
  },
  setBackgroundThrottling (allowed) {
    this.webContents.setBackgroundThrottling(allowed)
  }
})

module.exports = BrowserWindow
'use strict'

module.exports = process.atomBinding('content_tracing')
'use strict'

const CrashReporter = require('@electron/internal/common/crash-reporter')
const ipcMain = require('@electron/internal/browser/ipc-main-internal')

class CrashReporterMain extends CrashReporter {
  sendSync (channel, ...args) {
    const event = {}
    ipcMain.emit(channel, event, ...args)
    return event.returnValue
  }
}

module.exports = new CrashReporterMain()
'use strict'

const { app, BrowserWindow } = require('electron')
const binding = process.atomBinding('dialog')
const v8Util = process.atomBinding('v8_util')

const fileDialogProperties = {
  openFile: 1 << 0,
  openDirectory: 1 << 1,
  multiSelections: 1 << 2,
  createDirectory: 1 << 3,
  showHiddenFiles: 1 << 4,
  promptToCreate: 1 << 5,
  noResolveAliases: 1 << 6,
  treatPackageAsDirectory: 1 << 7
}

const messageBoxTypes = ['none', 'info', 'warning', 'error', 'question']

const messageBoxOptions = {
  noLink: 1 << 0
}

const parseArgs = function (window, options, callback, ...args) {
  if (window != null && window.constructor !== BrowserWindow) {
    // Shift.
    [callback, options, window] = [options, window, null]
  }

  if ((callback == null) && typeof options === 'function') {
    // Shift.
    [callback, options] = [options, null]
  }

  // Fallback to using very last argument as the callback function
  const lastArgument = args[args.length - 1]
  if ((callback == null) && typeof lastArgument === 'function') {
    callback = lastArgument
  }

  return [window, options, callback]
}

const normalizeAccessKey = (text) => {
  if (typeof text !== 'string') return text

  // macOS does not have access keys so remove single ampersands
  // and replace double ampersands with a single ampersand
  if (process.platform === 'darwin') {
    return text.replace(/&(&?)/g, '$1')
  }

  // Linux uses a single underscore as an access key prefix so escape
  // existing single underscores with a second underscore, replace double
  // ampersands with a single ampersand, and replace a single ampersand with
  // a single underscore
  if (process.platform === 'linux') {
    return text.replace(/_/g, '__').replace(/&(.?)/g, (match, after) => {
      if (after === '&') return after
      return `_${after}`
    })
  }

  return text
}

const checkAppInitialized = function () {
  if (!app.isReady()) {
    throw new Error('dialog module can only be used after app is ready')
  }
}

module.exports = {
  showOpenDialog: function (...args) {
    checkAppInitialized()

    let [window, options, callback] = parseArgs(...args)

    if (options == null) {
      options = {
        title: 'Open',
        properties: ['openFile']
      }
    }

    let { buttonLabel, defaultPath, filters, properties, title, message, securityScopedBookmarks = false } = options

    if (properties == null) {
      properties = ['openFile']
    } else if (!Array.isArray(properties)) {
      throw new TypeError('Properties must be an array')
    }

    let dialogProperties = 0
    for (const prop in fileDialogProperties) {
      if (properties.includes(prop)) {
        dialogProperties |= fileDialogProperties[prop]
      }
    }

    if (title == null) {
      title = ''
    } else if (typeof title !== 'string') {
      throw new TypeError('Title must be a string')
    }

    if (buttonLabel == null) {
      buttonLabel = ''
    } else if (typeof buttonLabel !== 'string') {
      throw new TypeError('Button label must be a string')
    }

    if (defaultPath == null) {
      defaultPath = ''
    } else if (typeof defaultPath !== 'string') {
      throw new TypeError('Default path must be a string')
    }

    if (filters == null) {
      filters = []
    }

    if (message == null) {
      message = ''
    } else if (typeof message !== 'string') {
      throw new TypeError('Message must be a string')
    }

    const wrappedCallback = typeof callback === 'function' ? function (success, result, bookmarkData) {
      return success ? callback(result, bookmarkData) : callback()
    } : null
    const settings = { title, buttonLabel, defaultPath, filters, message, securityScopedBookmarks, window }
    settings.properties = dialogProperties
    return binding.showOpenDialog(settings, wrappedCallback)
  },

  showSaveDialog: function (...args) {
    checkAppInitialized()

    let [window, options, callback] = parseArgs(...args)

    if (options == null) {
      options = {
        title: 'Save'
      }
    }

    let { buttonLabel, defaultPath, filters, title, message, securityScopedBookmarks = false, nameFieldLabel, showsTagField } = options

    if (title == null) {
      title = ''
    } else if (typeof title !== 'string') {
      throw new TypeError('Title must be a string')
    }

    if (buttonLabel == null) {
      buttonLabel = ''
    } else if (typeof buttonLabel !== 'string') {
      throw new TypeError('Button label must be a string')
    }

    if (defaultPath == null) {
      defaultPath = ''
    } else if (typeof defaultPath !== 'string') {
      throw new TypeError('Default path must be a string')
    }

    if (filters == null) {
      filters = []
    }

    if (message == null) {
      message = ''
    } else if (typeof message !== 'string') {
      throw new TypeError('Message must be a string')
    }

    if (nameFieldLabel == null) {
      nameFieldLabel = ''
    } else if (typeof nameFieldLabel !== 'string') {
      throw new TypeError('Name field label must be a string')
    }

    if (showsTagField == null) {
      showsTagField = true
    }

    const wrappedCallback = typeof callback === 'function' ? function (success, result, bookmarkData) {
      return success ? callback(result, bookmarkData) : callback()
    } : null
    const settings = { title, buttonLabel, defaultPath, filters, message, securityScopedBookmarks, nameFieldLabel, showsTagField, window }
    return binding.showSaveDialog(settings, wrappedCallback)
  },

  showMessageBox: function (...args) {
    checkAppInitialized()

    let [window, options, callback] = parseArgs(...args)

    if (options == null) {
      options = {
        type: 'none'
      }
    }

    let {
      buttons, cancelId, checkboxLabel, checkboxChecked, defaultId, detail,
      icon, message, title, type
    } = options

    if (type == null) {
      type = 'none'
    }

    const messageBoxType = messageBoxTypes.indexOf(type)
    if (messageBoxType === -1) {
      throw new TypeError('Invalid message box type')
    }

    if (buttons == null) {
      buttons = []
    } else if (!Array.isArray(buttons)) {
      throw new TypeError('Buttons must be an array')
    }

    if (options.normalizeAccessKeys) {
      buttons = buttons.map(normalizeAccessKey)
    }

    if (title == null) {
      title = ''
    } else if (typeof title !== 'string') {
      throw new TypeError('Title must be a string')
    }

    if (message == null) {
      message = ''
    } else if (typeof message !== 'string') {
      throw new TypeError('Message must be a string')
    }

    if (detail == null) {
      detail = ''
    } else if (typeof detail !== 'string') {
      throw new TypeError('Detail must be a string')
    }

    checkboxChecked = !!checkboxChecked

    if (checkboxLabel == null) {
      checkboxLabel = ''
    } else if (typeof checkboxLabel !== 'string') {
      throw new TypeError('checkboxLabel must be a string')
    }

    if (icon == null) {
      icon = null
    }

    if (defaultId == null) {
      defaultId = -1
    }

    // Choose a default button to get selected when dialog is cancelled.
    if (cancelId == null) {
      // If the defaultId is set to 0, ensure the cancel button is a different index (1)
      cancelId = (defaultId === 0 && buttons.length > 1) ? 1 : 0
      for (let i = 0; i < buttons.length; i++) {
        const text = buttons[i].toLowerCase()
        if (text === 'cancel' || text === 'no') {
          cancelId = i
          break
        }
      }
    }

    const flags = options.noLink ? messageBoxOptions.noLink : 0
    return binding.showMessageBox(messageBoxType, buttons, defaultId, cancelId,
      flags, title, message, detail, checkboxLabel,
      checkboxChecked, icon, window, callback)
  },

  showErrorBox: function (...args) {
    return binding.showErrorBox(...args)
  },

  showCertificateTrustDialog: function (...args) {
    const [window, options, callback] = parseArgs(...args)

    if (options == null || typeof options !== 'object') {
      throw new TypeError('options must be an object')
    }

    let { certificate, message } = options
    if (certificate == null || typeof certificate !== 'object') {
      throw new TypeError('certificate must be an object')
    }

    if (message == null) {
      message = ''
    } else if (typeof message !== 'string') {
      throw new TypeError('message must be a string')
    }

    return binding.showCertificateTrustDialog(window, certificate, message, callback)
  }
}

// Mark standard asynchronous functions.
v8Util.setHiddenValue(module.exports.showMessageBox, 'asynchronous', true)
v8Util.setHiddenValue(module.exports.showOpenDialog, 'asynchronous', true)
v8Util.setHiddenValue(module.exports.showSaveDialog, 'asynchronous', true)
'use strict'

const common = require('@electron/internal/common/api/exports/electron')
// since browser module list is also used in renderer, keep it separate.
const moduleList = require('@electron/internal/browser/api/module-list')

// Import common modules.
common.defineProperties(exports)

for (const module of moduleList) {
  Object.defineProperty(exports, module.name, {
    enumerable: !module.private,
    get: common.memoizedGetter(() => require(`@electron/internal/browser/api/${module.file}.js`))
  })
}
'use strict'

module.exports = process.atomBinding('global_shortcut').globalShortcut
'use strict'

if (process.platform === 'darwin') {
  const { EventEmitter } = require('events')
  const { inAppPurchase, InAppPurchase } = process.atomBinding('in_app_purchase')

  // inAppPurchase is an EventEmitter.
  Object.setPrototypeOf(InAppPurchase.prototype, EventEmitter.prototype)
  EventEmitter.call(inAppPurchase)

  module.exports = inAppPurchase
} else {
  module.exports = {
    purchaseProduct: (productID, quantity, callback) => {
      throw new Error('The inAppPurchase module can only be used on macOS')
    },
    canMakePayments: () => false,
    getReceiptURL: () => ''
  }
}
'use strict'

const { EventEmitter } = require('events')

const emitter = new EventEmitter()

// Do not throw exception when channel name is "error".
emitter.on('error', () => {})

module.exports = emitter
'use strict'

const { app } = require('electron')

const roles = {
  about: {
    get label () {
      return process.platform === 'linux' ? 'About' : `About ${app.getName()}`
    }
  },
  close: {
    label: process.platform === 'darwin' ? 'Close Window' : 'Close',
    accelerator: 'CommandOrControl+W',
    windowMethod: 'close'
  },
  copy: {
    label: 'Copy',
    accelerator: 'CommandOrControl+C',
    webContentsMethod: 'copy',
    registerAccelerator: false
  },
  cut: {
    label: 'Cut',
    accelerator: 'CommandOrControl+X',
    webContentsMethod: 'cut',
    registerAccelerator: false
  },
  delete: {
    label: 'Delete',
    webContentsMethod: 'delete'
  },
  forcereload: {
    label: 'Force Reload',
    accelerator: 'Shift+CmdOrCtrl+R',
    nonNativeMacOSRole: true,
    windowMethod: (window) => {
      window.webContents.reloadIgnoringCache()
    }
  },
  front: {
    label: 'Bring All to Front'
  },
  help: {
    label: 'Help'
  },
  hide: {
    get label () {
      return `Hide ${app.getName()}`
    },
    accelerator: 'Command+H'
  },
  hideothers: {
    label: 'Hide Others',
    accelerator: 'Command+Alt+H'
  },
  minimize: {
    label: 'Minimize',
    accelerator: 'CommandOrControl+M',
    windowMethod: 'minimize'
  },
  paste: {
    label: 'Paste',
    accelerator: 'CommandOrControl+V',
    webContentsMethod: 'paste',
    registerAccelerator: false
  },
  pasteandmatchstyle: {
    label: 'Paste and Match Style',
    accelerator: 'Shift+CommandOrControl+V',
    webContentsMethod: 'pasteAndMatchStyle',
    registerAccelerator: false
  },
  quit: {
    get label () {
      switch (process.platform) {
        case 'darwin': return `Quit ${app.getName()}`
        case 'win32': return 'Exit'
        default: return 'Quit'
      }
    },
    accelerator: process.platform === 'win32' ? null : 'CommandOrControl+Q',
    appMethod: 'quit'
  },
  redo: {
    label: 'Redo',
    accelerator: process.platform === 'win32' ? 'Control+Y' : 'Shift+CommandOrControl+Z',
    webContentsMethod: 'redo'
  },
  reload: {
    label: 'Reload',
    accelerator: 'CmdOrCtrl+R',
    nonNativeMacOSRole: true,
    windowMethod: 'reload'
  },
  resetzoom: {
    label: 'Actual Size',
    accelerator: 'CommandOrControl+0',
    nonNativeMacOSRole: true,
    webContentsMethod: (webContents) => {
      webContents.setZoomLevel(0)
    }
  },
  selectall: {
    label: 'Select All',
    accelerator: 'CommandOrControl+A',
    webContentsMethod: 'selectAll'
  },
  services: {
    label: 'Services'
  },
  recentdocuments: {
    label: 'Open Recent'
  },
  clearrecentdocuments: {
    label: 'Clear Menu'
  },
  startspeaking: {
    label: 'Start Speaking'
  },
  stopspeaking: {
    label: 'Stop Speaking'
  },
  toggledevtools: {
    label: 'Toggle Developer Tools',
    accelerator: process.platform === 'darwin' ? 'Alt+Command+I' : 'Ctrl+Shift+I',
    nonNativeMacOSRole: true,
    windowMethod: 'toggleDevTools'
  },
  togglefullscreen: {
    label: 'Toggle Full Screen',
    accelerator: process.platform === 'darwin' ? 'Control+Command+F' : 'F11',
    windowMethod: (window) => {
      window.setFullScreen(!window.isFullScreen())
    }
  },
  undo: {
    label: 'Undo',
    accelerator: 'CommandOrControl+Z',
    webContentsMethod: 'undo'
  },
  unhide: {
    label: 'Show All'
  },
  window: {
    label: 'Window'
  },
  zoom: {
    label: 'Zoom'
  },
  zoomin: {
    label: 'Zoom In',
    accelerator: 'CommandOrControl+Plus',
    nonNativeMacOSRole: true,
    webContentsMethod: (webContents) => {
      webContents.getZoomLevel((zoomLevel) => {
        webContents.setZoomLevel(zoomLevel + 0.5)
      })
    }
  },
  zoomout: {
    label: 'Zoom Out',
    accelerator: 'CommandOrControl+-',
    nonNativeMacOSRole: true,
    webContentsMethod: (webContents) => {
      webContents.getZoomLevel((zoomLevel) => {
        webContents.setZoomLevel(zoomLevel - 0.5)
      })
    }
  },
  // Edit submenu (should fit both Mac & Windows)
  editmenu: {
    label: 'Edit',
    submenu: [
      {
        role: 'undo'
      },
      {
        role: 'redo'
      },
      {
        type: 'separator'
      },
      {
        role: 'cut'
      },
      {
        role: 'copy'
      },
      {
        role: 'paste'
      },

      process.platform === 'darwin' ? {
        role: 'pasteAndMatchStyle'
      } : null,

      {
        role: 'delete'
      },

      process.platform === 'win32' ? {
        type: 'separator'
      } : null,

      {
        role: 'selectAll'
      }
    ]
  },

  // Window submenu should be used for Mac only
  windowmenu: {
    label: 'Window',
    submenu: [
      {
        role: 'minimize'
      },
      {
        role: 'close'
      },

      process.platform === 'darwin' ? {
        type: 'separator'
      } : null,

      process.platform === 'darwin' ? {
        role: 'front'
      } : null

    ]
  }
}

const canExecuteRole = (role) => {
  if (!roles.hasOwnProperty(role)) return false
  if (process.platform !== 'darwin') return true

  // macOS handles all roles natively except for a few
  return roles[role].nonNativeMacOSRole
}

exports.getDefaultLabel = (role) => {
  return roles.hasOwnProperty(role) ? roles[role].label : ''
}

exports.getDefaultAccelerator = (role) => {
  if (roles.hasOwnProperty(role)) return roles[role].accelerator
}

exports.shouldRegisterAccelerator = (role) => {
  const hasRoleRegister = roles.hasOwnProperty(role) && roles[role].registerAccelerator !== undefined
  return hasRoleRegister ? roles[role].registerAccelerator : true
}

exports.getDefaultSubmenu = (role) => {
  if (!roles.hasOwnProperty(role)) return

  let { submenu } = roles[role]

  // remove null items from within the submenu
  if (Array.isArray(submenu)) {
    submenu = submenu.filter((item) => item != null)
  }

  return submenu
}

exports.execute = (role, focusedWindow, focusedWebContents) => {
  if (!canExecuteRole(role)) return false

  const { appMethod, webContentsMethod, windowMethod } = roles[role]

  if (appMethod) {
    app[appMethod]()
    return true
  }

  if (windowMethod && focusedWindow != null) {
    if (typeof windowMethod === 'function') {
      windowMethod(focusedWindow)
    } else {
      focusedWindow[windowMethod]()
    }
    return true
  }

  if (webContentsMethod && focusedWebContents != null) {
    if (typeof webContentsMethod === 'function') {
      webContentsMethod(focusedWebContents)
    } else {
      focusedWebContents[webContentsMethod]()
    }
    return true
  }

  return false
}
'use strict'

const roles = require('@electron/internal/browser/api/menu-item-roles')

let nextCommandId = 0

const MenuItem = function (options) {
  const { Menu } = require('electron')

  // Preserve extra fields specified by user
  for (const key in options) {
    if (!(key in this)) this[key] = options[key]
  }
  if (typeof this.role === 'string' || this.role instanceof String) {
    this.role = this.role.toLowerCase()
  }
  this.submenu = this.submenu || roles.getDefaultSubmenu(this.role)
  if (this.submenu != null && this.submenu.constructor !== Menu) {
    this.submenu = Menu.buildFromTemplate(this.submenu)
  }
  if (this.type == null && this.submenu != null) {
    this.type = 'submenu'
  }
  if (this.type === 'submenu' && (this.submenu == null || this.submenu.constructor !== Menu)) {
    throw new Error('Invalid submenu')
  }

  this.overrideReadOnlyProperty('type', 'normal')
  this.overrideReadOnlyProperty('role')
  this.overrideReadOnlyProperty('accelerator')
  this.overrideReadOnlyProperty('icon')
  this.overrideReadOnlyProperty('submenu')

  this.overrideProperty('label', roles.getDefaultLabel(this.role))
  this.overrideProperty('sublabel', '')
  this.overrideProperty('enabled', true)
  this.overrideProperty('visible', true)
  this.overrideProperty('checked', false)
  this.overrideProperty('registerAccelerator', roles.shouldRegisterAccelerator(this.role))

  if (!MenuItem.types.includes(this.type)) {
    throw new Error(`Unknown menu item type: ${this.type}`)
  }

  this.overrideReadOnlyProperty('commandId', ++nextCommandId)

  const click = options.click
  this.click = (event, focusedWindow, focusedWebContents) => {
    // Manually flip the checked flags when clicked.
    if (this.type === 'checkbox' || this.type === 'radio') {
      this.checked = !this.checked
    }

    if (!roles.execute(this.role, focusedWindow, focusedWebContents)) {
      if (typeof click === 'function') {
        click(this, focusedWindow, event)
      } else if (typeof this.selector === 'string' && process.platform === 'darwin') {
        Menu.sendActionToFirstResponder(this.selector)
      }
    }
  }
}

MenuItem.types = ['normal', 'separator', 'submenu', 'checkbox', 'radio']

MenuItem.prototype.getDefaultRoleAccelerator = function () {
  return roles.getDefaultAccelerator(this.role)
}

MenuItem.prototype.overrideProperty = function (name, defaultValue = null) {
  if (this[name] == null) {
    this[name] = defaultValue
  }
}

MenuItem.prototype.overrideReadOnlyProperty = function (name, defaultValue) {
  this.overrideProperty(name, defaultValue)
  Object.defineProperty(this, name, {
    enumerable: true,
    writable: false,
    value: this[name]
  })
}

module.exports = MenuItem
'use strict'

function splitArray (arr, predicate) {
  const result = arr.reduce((multi, item) => {
    const current = multi[multi.length - 1]
    if (predicate(item)) {
      if (current.length > 0) multi.push([])
    } else {
      current.push(item)
    }
    return multi
  }, [[]])

  if (result[result.length - 1].length === 0) {
    return result.slice(0, result.length - 1)
  }
  return result
}

function joinArrays (arrays, joinIDs) {
  return arrays.reduce((joined, arr, i) => {
    if (i > 0 && arr.length) {
      if (joinIDs.length > 0) {
        joined.push(joinIDs[0])
        joinIDs.splice(0, 1)
      } else {
        joined.push({ type: 'separator' })
      }
    }
    return joined.concat(arr)
  }, [])
}

function pushOntoMultiMap (map, key, value) {
  if (!map.has(key)) {
    map.set(key, [])
  }
  map.get(key).push(value)
}

function indexOfGroupContainingID (groups, id, ignoreGroup) {
  return groups.findIndex(
    candidateGroup =>
      candidateGroup !== ignoreGroup &&
      candidateGroup.some(
        candidateItem => candidateItem.id === id
      )
  )
}

// Sort nodes topologically using a depth-first approach. Encountered cycles
// are broken.
function sortTopologically (originalOrder, edgesById) {
  const sorted = []
  const marked = new Set()

  const visit = (mark) => {
    if (marked.has(mark)) return
    marked.add(mark)
    const edges = edgesById.get(mark)
    if (edges != null) {
      edges.forEach(visit)
    }
    sorted.push(mark)
  }

  originalOrder.forEach(visit)
  return sorted
}

function attemptToMergeAGroup (groups) {
  for (let i = 0; i < groups.length; i++) {
    const group = groups[i]
    for (const item of group) {
      const toIDs = [...(item.before || []), ...(item.after || [])]
      for (const id of toIDs) {
        const index = indexOfGroupContainingID(groups, id, group)
        if (index === -1) continue
        const mergeTarget = groups[index]

        mergeTarget.push(...group)
        groups.splice(i, 1)
        return true
      }
    }
  }
  return false
}

function mergeGroups (groups) {
  let merged = true
  while (merged) {
    merged = attemptToMergeAGroup(groups)
  }
  return groups
}

function sortItemsInGroup (group) {
  const originalOrder = group.map((node, i) => i)
  const edges = new Map()
  const idToIndex = new Map(group.map((item, i) => [item.id, i]))

  group.forEach((item, i) => {
    if (item.before) {
      item.before.forEach(toID => {
        const to = idToIndex.get(toID)
        if (to != null) {
          pushOntoMultiMap(edges, to, i)
        }
      })
    }
    if (item.after) {
      item.after.forEach(toID => {
        const to = idToIndex.get(toID)
        if (to != null) {
          pushOntoMultiMap(edges, i, to)
        }
      })
    }
  })

  const sortedNodes = sortTopologically(originalOrder, edges)
  return sortedNodes.map(i => group[i])
}

function findEdgesInGroup (groups, i, edges) {
  const group = groups[i]
  for (const item of group) {
    if (item.beforeGroupContaining) {
      for (const id of item.beforeGroupContaining) {
        const to = indexOfGroupContainingID(groups, id, group)
        if (to !== -1) {
          pushOntoMultiMap(edges, to, i)
          return
        }
      }
    }
    if (item.afterGroupContaining) {
      for (const id of item.afterGroupContaining) {
        const to = indexOfGroupContainingID(groups, id, group)
        if (to !== -1) {
          pushOntoMultiMap(edges, i, to)
          return
        }
      }
    }
  }
}

function sortGroups (groups) {
  const originalOrder = groups.map((item, i) => i)
  const edges = new Map()

  for (let i = 0; i < groups.length; i++) {
    findEdgesInGroup(groups, i, edges)
  }

  const sortedGroupIndexes = sortTopologically(originalOrder, edges)
  return sortedGroupIndexes.map(i => groups[i])
}

function sortMenuItems (menuItems) {
  const isSeparator = (item) => item.type === 'separator'
  const separators = menuItems.filter(i => i.type === 'separator')

  // Split the items into their implicit groups based upon separators.
  const groups = splitArray(menuItems, isSeparator)
  const mergedGroups = mergeGroups(groups)
  const mergedGroupsWithSortedItems = mergedGroups.map(sortItemsInGroup)
  const sortedGroups = sortGroups(mergedGroupsWithSortedItems)

  const joined = joinArrays(sortedGroups, separators)
  return joined
}

module.exports = { sortMenuItems }
'use strict'

const { TopLevelWindow, MenuItem, webContents } = require('electron')
const { sortMenuItems } = require('@electron/internal/browser/api/menu-utils')
const EventEmitter = require('events').EventEmitter
const v8Util = process.atomBinding('v8_util')
const bindings = process.atomBinding('menu')

const { Menu } = bindings
let applicationMenu = null
let groupIdIndex = 0

Object.setPrototypeOf(Menu.prototype, EventEmitter.prototype)

// Menu Delegate.
// This object should hold no reference to |Menu| to avoid cyclic reference.
const delegate = {
  isCommandIdChecked: (menu, id) => menu.commandsMap[id] ? menu.commandsMap[id].checked : undefined,
  isCommandIdEnabled: (menu, id) => menu.commandsMap[id] ? menu.commandsMap[id].enabled : undefined,
  isCommandIdVisible: (menu, id) => menu.commandsMap[id] ? menu.commandsMap[id].visible : undefined,
  getAcceleratorForCommandId: (menu, id, useDefaultAccelerator) => {
    const command = menu.commandsMap[id]
    if (!command) return
    if (command.accelerator != null) return command.accelerator
    if (useDefaultAccelerator) return command.getDefaultRoleAccelerator()
  },
  shouldRegisterAcceleratorForCommandId: (menu, id) => menu.commandsMap[id] ? menu.commandsMap[id].registerAccelerator : undefined,
  executeCommand: (menu, event, id) => {
    const command = menu.commandsMap[id]
    if (!command) return
    command.click(event, TopLevelWindow.getFocusedWindow(), webContents.getFocusedWebContents())
  },
  menuWillShow: (menu) => {
    // Ensure radio groups have at least one menu item seleted
    for (const id in menu.groupsMap) {
      const found = menu.groupsMap[id].find(item => item.checked) || null
      if (!found) v8Util.setHiddenValue(menu.groupsMap[id][0], 'checked', true)
    }
  }
}

/* Instance Methods */

Menu.prototype._init = function () {
  this.commandsMap = {}
  this.groupsMap = {}
  this.items = []
  this.delegate = delegate
}

Menu.prototype.popup = function (options = {}) {
  if (options == null || typeof options !== 'object') {
    throw new TypeError('Options must be an object')
  }
  let { window, x, y, positioningItem, callback } = options

  // no callback passed
  if (!callback || typeof callback !== 'function') callback = () => {}

  // set defaults
  if (typeof x !== 'number') x = -1
  if (typeof y !== 'number') y = -1
  if (typeof positioningItem !== 'number') positioningItem = -1

  // find which window to use
  const wins = TopLevelWindow.getAllWindows()
  if (!wins || wins.indexOf(window) === -1) {
    window = TopLevelWindow.getFocusedWindow()
    if (!window && wins && wins.length > 0) {
      window = wins[0]
    }
    if (!window) {
      throw new Error(`Cannot open Menu without a TopLevelWindow present`)
    }
  }

  this.popupAt(window, x, y, positioningItem, callback)
  return { browserWindow: window, x, y, position: positioningItem }
}

Menu.prototype.closePopup = function (window) {
  if (window instanceof TopLevelWindow) {
    this.closePopupAt(window.id)
  } else {
    // Passing -1 (invalid) would make closePopupAt close the all menu runners
    // belong to this menu.
    this.closePopupAt(-1)
  }
}

Menu.prototype.getMenuItemById = function (id) {
  const items = this.items

  let found = items.find(item => item.id === id) || null
  for (let i = 0; !found && i < items.length; i++) {
    if (items[i].submenu) {
      found = items[i].submenu.getMenuItemById(id)
    }
  }
  return found
}

Menu.prototype.append = function (item) {
  return this.insert(this.getItemCount(), item)
}

Menu.prototype.insert = function (pos, item) {
  if ((item ? item.constructor : void 0) !== MenuItem) {
    throw new TypeError('Invalid item')
  }

  // insert item depending on its type
  insertItemByType.call(this, item, pos)

  // set item properties
  if (item.sublabel) this.setSublabel(pos, item.sublabel)
  if (item.icon) this.setIcon(pos, item.icon)
  if (item.role) this.setRole(pos, item.role)

  // Make menu accessable to items.
  item.overrideReadOnlyProperty('menu', this)

  // Remember the items.
  this.items.splice(pos, 0, item)
  this.commandsMap[item.commandId] = item
}

Menu.prototype._callMenuWillShow = function () {
  if (this.delegate) this.delegate.menuWillShow(this)
  this.items.forEach(item => {
    if (item.submenu) item.submenu._callMenuWillShow()
  })
}

/* Static Methods */

Menu.getApplicationMenu = () => applicationMenu

Menu.sendActionToFirstResponder = bindings.sendActionToFirstResponder

// set application menu with a preexisting menu
Menu.setApplicationMenu = function (menu) {
  if (menu && menu.constructor !== Menu) {
    throw new TypeError('Invalid menu')
  }

  applicationMenu = menu
  if (process.platform === 'darwin') {
    if (!menu) return
    menu._callMenuWillShow()
    bindings.setApplicationMenu(menu)
  } else {
    const windows = TopLevelWindow.getAllWindows()
    return windows.map(w => w.setMenu(menu))
  }
}

Menu.buildFromTemplate = function (template) {
  if (!Array.isArray(template)) {
    throw new TypeError('Invalid template for Menu: Menu template must be an array')
  }
  const menu = new Menu()
  if (!areValidTemplateItems(template)) {
    throw new TypeError('Invalid template for MenuItem: must have at least one of label, role or type')
  }
  const filtered = removeExtraSeparators(template)
  const sorted = sortTemplate(filtered)

  sorted.forEach((item) => menu.append(new MenuItem(item)))

  return menu
}

/* Helper Functions */

// validate the template against having the wrong attribute
function areValidTemplateItems (template) {
  return template.every(item =>
    item != null && typeof item === 'object' && (item.hasOwnProperty('label') || item.hasOwnProperty('role') || item.type === 'separator'))
}

function sortTemplate (template) {
  const sorted = sortMenuItems(template)
  for (const id in sorted) {
    const item = sorted[id]
    if (Array.isArray(item.submenu)) {
      item.submenu = sortTemplate(item.submenu)
    }
  }
  return sorted
}

// Search between separators to find a radio menu item and return its group id
function generateGroupId (items, pos) {
  if (pos > 0) {
    for (let idx = pos - 1; idx >= 0; idx--) {
      if (items[idx].type === 'radio') return items[idx].groupId
      if (items[idx].type === 'separator') break
    }
  } else if (pos < items.length) {
    for (let idx = pos; idx <= items.length - 1; idx++) {
      if (items[idx].type === 'radio') return items[idx].groupId
      if (items[idx].type === 'separator') break
    }
  }
  groupIdIndex += 1
  return groupIdIndex
}

function removeExtraSeparators (items) {
  // fold adjacent separators together
  let ret = items.filter((e, idx, arr) => {
    if (e.visible === false) return true
    return e.type !== 'separator' || idx === 0 || arr[idx - 1].type !== 'separator'
  })

  // remove edge separators
  ret = ret.filter((e, idx, arr) => {
    if (e.visible === false) return true
    return e.type !== 'separator' || (idx !== 0 && idx !== arr.length - 1)
  })

  return ret
}

function insertItemByType (item, pos) {
  const types = {
    normal: () => this.insertItem(pos, item.commandId, item.label),
    checkbox: () => this.insertCheckItem(pos, item.commandId, item.label),
    separator: () => this.insertSeparator(pos),
    submenu: () => this.insertSubMenu(pos, item.commandId, item.label, item.submenu),
    radio: () => {
      // Grouping radio menu items
      item.overrideReadOnlyProperty('groupId', generateGroupId(this.items, pos))
      if (this.groupsMap[item.groupId] == null) {
        this.groupsMap[item.groupId] = []
      }
      this.groupsMap[item.groupId].push(item)

      // Setting a radio menu item should flip other items in the group.
      v8Util.setHiddenValue(item, 'checked', item.checked)
      Object.defineProperty(item, 'checked', {
        enumerable: true,
        get: () => v8Util.getHiddenValue(item, 'checked'),
        set: () => {
          this.groupsMap[item.groupId].forEach(other => {
            if (other !== item) v8Util.setHiddenValue(other, 'checked', false)
          })
          v8Util.setHiddenValue(item, 'checked', true)
        }
      })
      this.insertRadioItem(pos, item.commandId, item.label, item.groupId)
    }
  }
  types[item.type]()
}

module.exports = Menu
'use strict'

const features = process.atomBinding('features')

// Browser side modules, please sort alphabetically.
module.exports = [
  { name: 'app', file: 'app' },
  { name: 'autoUpdater', file: 'auto-updater' },
  { name: 'BrowserView', file: 'browser-view' },
  { name: 'BrowserWindow', file: 'browser-window' },
  { name: 'contentTracing', file: 'content-tracing' },
  { name: 'crashReporter', file: 'crash-reporter' },
  { name: 'dialog', file: 'dialog' },
  { name: 'globalShortcut', file: 'global-shortcut' },
  { name: 'ipcMain', file: 'ipc-main' },
  { name: 'inAppPurchase', file: 'in-app-purchase' },
  { name: 'Menu', file: 'menu' },
  { name: 'MenuItem', file: 'menu-item' },
  { name: 'net', file: 'net' },
  { name: 'netLog', file: 'net-log' },
  { name: 'Notification', file: 'notification' },
  { name: 'powerMonitor', file: 'power-monitor' },
  { name: 'powerSaveBlocker', file: 'power-save-blocker' },
  { name: 'protocol', file: 'protocol' },
  { name: 'screen', file: 'screen' },
  { name: 'session', file: 'session' },
  { name: 'systemPreferences', file: 'system-preferences' },
  { name: 'TopLevelWindow', file: 'top-level-window' },
  { name: 'TouchBar', file: 'touch-bar' },
  { name: 'Tray', file: 'tray' },
  { name: 'View', file: 'view' },
  { name: 'webContents', file: 'web-contents' },
  { name: 'WebContentsView', file: 'web-contents-view' },
  // The internal modules, invisible unless you know their names.
  { name: 'NavigationController', file: 'navigation-controller', private: true }
]

if (features.isViewApiEnabled()) {
  module.exports.push(
    { name: 'BoxLayout', file: 'views/box-layout' },
    { name: 'Button', file: 'views/button' },
    { name: 'LabelButton', file: 'views/label-button' },
    { name: 'LayoutManager', file: 'views/layout-manager' },
    { name: 'TextField', file: 'views/text-field' }
  )
}
'use strict'

const ipcMain = require('@electron/internal/browser/ipc-main-internal')

// The history operation in renderer is redirected to browser.
ipcMain.on('ELECTRON_NAVIGATION_CONTROLLER_GO_BACK', function (event) {
  event.sender.goBack()
})

ipcMain.on('ELECTRON_NAVIGATION_CONTROLLER_GO_FORWARD', function (event) {
  event.sender.goForward()
})

ipcMain.on('ELECTRON_NAVIGATION_CONTROLLER_GO_TO_OFFSET', function (event, offset) {
  event.sender.goToOffset(offset)
})

ipcMain.on('ELECTRON_NAVIGATION_CONTROLLER_LENGTH', function (event) {
  event.returnValue = event.sender.length()
})

// JavaScript implementation of Chromium's NavigationController.
// Instead of relying on Chromium for history control, we compeletely do history
// control on user land, and only rely on WebContents.loadURL for navigation.
// This helps us avoid Chromium's various optimizations so we can ensure renderer
// process is restarted everytime.
const NavigationController = (function () {
  function NavigationController (webContents) {
    this.webContents = webContents
    this.clearHistory()

    // webContents may have already navigated to a page.
    if (this.webContents._getURL()) {
      this.currentIndex++
      this.history.push(this.webContents._getURL())
    }
    this.webContents.on('navigation-entry-commited', (event, url, inPage, replaceEntry) => {
      if (this.inPageIndex > -1 && !inPage) {
        // Navigated to a new page, clear in-page mark.
        this.inPageIndex = -1
      } else if (this.inPageIndex === -1 && inPage && !replaceEntry) {
        // Started in-page navigations.
        this.inPageIndex = this.currentIndex
      }
      if (this.pendingIndex >= 0) {
        // Go to index.
        this.currentIndex = this.pendingIndex
        this.pendingIndex = -1
        this.history[this.currentIndex] = url
      } else if (replaceEntry) {
        // Non-user initialized navigation.
        this.history[this.currentIndex] = url
      } else {
        // Normal navigation. Clear history.
        this.history = this.history.slice(0, this.currentIndex + 1)
        this.currentIndex++
        this.history.push(url)
      }
    })
  }

  NavigationController.prototype.loadURL = function (url, options) {
    if (options == null) {
      options = {}
    }
    this.pendingIndex = -1
    this.webContents._loadURL(url, options)
    return this.webContents.emit('load-url', url, options)
  }

  NavigationController.prototype.getURL = function () {
    if (this.currentIndex === -1) {
      return ''
    } else {
      return this.history[this.currentIndex]
    }
  }

  NavigationController.prototype.stop = function () {
    this.pendingIndex = -1
    return this.webContents._stop()
  }

  NavigationController.prototype.reload = function () {
    this.pendingIndex = this.currentIndex
    return this.webContents._loadURL(this.getURL(), {})
  }

  NavigationController.prototype.reloadIgnoringCache = function () {
    this.pendingIndex = this.currentIndex
    return this.webContents._loadURL(this.getURL(), {
      extraHeaders: 'pragma: no-cache\n'
    })
  }

  NavigationController.prototype.canGoBack = function () {
    return this.getActiveIndex() > 0
  }

  NavigationController.prototype.canGoForward = function () {
    return this.getActiveIndex() < this.history.length - 1
  }

  NavigationController.prototype.canGoToIndex = function (index) {
    return index >= 0 && index < this.history.length
  }

  NavigationController.prototype.canGoToOffset = function (offset) {
    return this.canGoToIndex(this.currentIndex + offset)
  }

  NavigationController.prototype.clearHistory = function () {
    this.history = []
    this.currentIndex = -1
    this.pendingIndex = -1
    this.inPageIndex = -1
  }

  NavigationController.prototype.goBack = function () {
    if (!this.canGoBack()) {
      return
    }
    this.pendingIndex = this.getActiveIndex() - 1
    if (this.inPageIndex > -1 && this.pendingIndex >= this.inPageIndex) {
      return this.webContents._goBack()
    } else {
      return this.webContents._loadURL(this.history[this.pendingIndex], {})
    }
  }

  NavigationController.prototype.goForward = function () {
    if (!this.canGoForward()) {
      return
    }
    this.pendingIndex = this.getActiveIndex() + 1
    if (this.inPageIndex > -1 && this.pendingIndex >= this.inPageIndex) {
      return this.webContents._goForward()
    } else {
      return this.webContents._loadURL(this.history[this.pendingIndex], {})
    }
  }

  NavigationController.prototype.goToIndex = function (index) {
    if (!this.canGoToIndex(index)) {
      return
    }
    this.pendingIndex = index
    return this.webContents._loadURL(this.history[this.pendingIndex], {})
  }

  NavigationController.prototype.goToOffset = function (offset) {
    if (!this.canGoToOffset(offset)) {
      return
    }
    const pendingIndex = this.currentIndex + offset
    if (this.inPageIndex > -1 && pendingIndex >= this.inPageIndex) {
      this.pendingIndex = pendingIndex
      return this.webContents._goToOffset(offset)
    } else {
      return this.goToIndex(pendingIndex)
    }
  }

  NavigationController.prototype.getActiveIndex = function () {
    if (this.pendingIndex === -1) {
      return this.currentIndex
    } else {
      return this.pendingIndex
    }
  }

  NavigationController.prototype.length = function () {
    return this.history.length
  }

  return NavigationController
})()

module.exports = NavigationController
'use strict'

// TODO(deepak1556): Deprecate and remove standalone netLog module,
// it is now a property of sessio module.
const { app, session } = require('electron')

// Fallback to default session.
Object.setPrototypeOf(module.exports, new Proxy({}, {
  get (target, property) {
    if (!app.isReady()) return

    const netLog = session.defaultSession.netLog
    if (!Object.getPrototypeOf(netLog).hasOwnProperty(property)) return

    // Returning a native function directly would throw error.
    return (...args) => netLog[property](...args)
  },

  ownKeys () {
    if (!app.isReady()) return []

    return Object.getOwnPropertyNames(Object.getPrototypeOf(session.defaultSession.netLog))
  },

  getOwnPropertyDescriptor (target) {
    return { configurable: true, enumerable: true }
  }
}))
'use strict'

const url = require('url')
const { EventEmitter } = require('events')
const { Readable } = require('stream')
const { app } = require('electron')
const { Session } = process.atomBinding('session')
const { net, Net } = process.atomBinding('net')
const { URLRequest } = net

// Net is an EventEmitter.
Object.setPrototypeOf(Net.prototype, EventEmitter.prototype)
EventEmitter.call(net)

Object.setPrototypeOf(URLRequest.prototype, EventEmitter.prototype)

const kSupportedProtocols = new Set(['http:', 'https:'])

class IncomingMessage extends Readable {
  constructor (urlRequest) {
    super()
    this.urlRequest = urlRequest
    this.shouldPush = false
    this.data = []
    this.urlRequest.on('data', (event, chunk) => {
      this._storeInternalData(chunk)
      this._pushInternalData()
    })
    this.urlRequest.on('end', () => {
      this._storeInternalData(null)
      this._pushInternalData()
    })
  }

  get statusCode () {
    return this.urlRequest.statusCode
  }

  get statusMessage () {
    return this.urlRequest.statusMessage
  }

  get headers () {
    return this.urlRequest.rawResponseHeaders
  }

  get httpVersion () {
    return `${this.httpVersionMajor}.${this.httpVersionMinor}`
  }

  get httpVersionMajor () {
    return this.urlRequest.httpVersionMajor
  }

  get httpVersionMinor () {
    return this.urlRequest.httpVersionMinor
  }

  get rawTrailers () {
    throw new Error('HTTP trailers are not supported.')
  }

  get trailers () {
    throw new Error('HTTP trailers are not supported.')
  }

  _storeInternalData (chunk) {
    this.data.push(chunk)
  }

  _pushInternalData () {
    while (this.shouldPush && this.data.length > 0) {
      const chunk = this.data.shift()
      this.shouldPush = this.push(chunk)
    }
  }

  _read () {
    this.shouldPush = true
    this._pushInternalData()
  }
}

URLRequest.prototype._emitRequestEvent = function (isAsync, ...rest) {
  if (isAsync) {
    process.nextTick(() => {
      this.clientRequest.emit(...rest)
    })
  } else {
    this.clientRequest.emit(...rest)
  }
}

URLRequest.prototype._emitResponseEvent = function (isAsync, ...rest) {
  if (isAsync) {
    process.nextTick(() => {
      this._response.emit(...rest)
    })
  } else {
    this._response.emit(...rest)
  }
}

class ClientRequest extends EventEmitter {
  constructor (options, callback) {
    super()

    if (!app.isReady()) {
      throw new Error('net module can only be used after app is ready')
    }

    if (typeof options === 'string') {
      options = url.parse(options)
    } else {
      options = Object.assign({}, options)
    }

    const method = (options.method || 'GET').toUpperCase()
    let urlStr = options.url

    if (!urlStr) {
      const urlObj = {}
      const protocol = options.protocol || 'http:'
      if (!kSupportedProtocols.has(protocol)) {
        throw new Error('Protocol "' + protocol + '" not supported. ')
      }
      urlObj.protocol = protocol

      if (options.host) {
        urlObj.host = options.host
      } else {
        if (options.hostname) {
          urlObj.hostname = options.hostname
        } else {
          urlObj.hostname = 'localhost'
        }

        if (options.port) {
          urlObj.port = options.port
        }
      }

      if (options.path && / /.test(options.path)) {
        // The actual regex is more like /[^A-Za-z0-9\-._~!$&'()*+,;=/:@]/
        // with an additional rule for ignoring percentage-escaped characters
        // but that's a) hard to capture in a regular expression that performs
        // well, and b) possibly too restrictive for real-world usage. That's
        // why it only scans for spaces because those are guaranteed to create
        // an invalid request.
        throw new TypeError('Request path contains unescaped characters.')
      }
      const pathObj = url.parse(options.path || '/')
      urlObj.pathname = pathObj.pathname
      urlObj.search = pathObj.search
      urlObj.hash = pathObj.hash
      urlStr = url.format(urlObj)
    }

    const redirectPolicy = options.redirect || 'follow'
    if (!['follow', 'error', 'manual'].includes(redirectPolicy)) {
      throw new Error('redirect mode should be one of follow, error or manual')
    }

    const urlRequestOptions = {
      method: method,
      url: urlStr,
      redirect: redirectPolicy
    }
    if (options.session) {
      if (options.session instanceof Session) {
        urlRequestOptions.session = options.session
      } else {
        throw new TypeError('`session` should be an instance of the Session class.')
      }
    } else if (options.partition) {
      if (typeof options.partition === 'string') {
        urlRequestOptions.partition = options.partition
      } else {
        throw new TypeError('`partition` should be an a string.')
      }
    }

    const urlRequest = new URLRequest(urlRequestOptions)

    // Set back and forward links.
    this.urlRequest = urlRequest
    urlRequest.clientRequest = this

    // This is a copy of the extra headers structure held by the native
    // net::URLRequest. The main reason is to keep the getHeader API synchronous
    // after the request starts.
    this.extraHeaders = {}

    if (options.headers) {
      for (const key in options.headers) {
        this.setHeader(key, options.headers[key])
      }
    }

    // Set when the request uses chunked encoding. Can be switched
    // to true only once and never set back to false.
    this.chunkedEncodingEnabled = false

    urlRequest.on('response', () => {
      const response = new IncomingMessage(urlRequest)
      urlRequest._response = response
      this.emit('response', response)
    })

    urlRequest.on('login', (event, authInfo, callback) => {
      this.emit('login', authInfo, (username, password) => {
        // If null or undefined username/password, force to empty string.
        if (username === null || username === undefined) {
          username = ''
        }
        if (typeof username !== 'string') {
          throw new Error('username must be a string')
        }
        if (password === null || password === undefined) {
          password = ''
        }
        if (typeof password !== 'string') {
          throw new Error('password must be a string')
        }
        callback(username, password)
      })
    })

    if (callback) {
      this.once('response', callback)
    }
  }

  get chunkedEncoding () {
    return this.chunkedEncodingEnabled
  }

  set chunkedEncoding (value) {
    if (!this.urlRequest.notStarted) {
      throw new Error('Can\'t set the transfer encoding, headers have been sent.')
    }
    this.chunkedEncodingEnabled = value
  }

  setHeader (name, value) {
    if (typeof name !== 'string') {
      throw new TypeError('`name` should be a string in setHeader(name, value).')
    }
    if (value == null) {
      throw new Error('`value` required in setHeader("' + name + '", value).')
    }
    if (!this.urlRequest.notStarted) {
      throw new Error('Can\'t set headers after they are sent.')
    }

    const key = name.toLowerCase()
    this.extraHeaders[key] = value
    this.urlRequest.setExtraHeader(name, value.toString())
  }

  getHeader (name) {
    if (name == null) {
      throw new Error('`name` is required for getHeader(name).')
    }

    if (!this.extraHeaders) {
      return
    }

    const key = name.toLowerCase()
    return this.extraHeaders[key]
  }

  removeHeader (name) {
    if (name == null) {
      throw new Error('`name` is required for removeHeader(name).')
    }

    if (!this.urlRequest.notStarted) {
      throw new Error('Can\'t remove headers after they are sent.')
    }

    const key = name.toLowerCase()
    delete this.extraHeaders[key]
    this.urlRequest.removeExtraHeader(name)
  }

  _write (chunk, encoding, callback, isLast) {
    const chunkIsString = typeof chunk === 'string'
    const chunkIsBuffer = chunk instanceof Buffer
    if (!chunkIsString && !chunkIsBuffer) {
      throw new TypeError('First argument must be a string or Buffer.')
    }

    if (chunkIsString) {
      // We convert all strings into binary buffers.
      chunk = Buffer.from(chunk, encoding)
    }

    // Since writing to the network is asynchronous, we conservatively
    // assume that request headers are written after delivering the first
    // buffer to the network IO thread.
    if (this.urlRequest.notStarted) {
      this.urlRequest.setChunkedUpload(this.chunkedEncoding)
    }

    // Headers are assumed to be sent on first call to _writeBuffer,
    // i.e. after the first call to write or end.
    const result = this.urlRequest.write(chunk, isLast)

    // The write callback is fired asynchronously to mimic Node.js.
    if (callback) {
      process.nextTick(callback)
    }

    return result
  }

  write (data, encoding, callback) {
    if (this.urlRequest.finished) {
      const error = new Error('Write after end.')
      process.nextTick(writeAfterEndNT, this, error, callback)
      return true
    }

    return this._write(data, encoding, callback, false)
  }

  end (data, encoding, callback) {
    if (this.urlRequest.finished) {
      return false
    }

    if (typeof data === 'function') {
      callback = data
      encoding = null
      data = null
    } else if (typeof encoding === 'function') {
      callback = encoding
      encoding = null
    }

    data = data || ''

    return this._write(data, encoding, callback, true)
  }

  followRedirect () {
    this.urlRequest.followRedirect()
  }

  abort () {
    this.urlRequest.cancel()
  }

  getUploadProgress () {
    return this.urlRequest.getUploadProgress()
  }
}

function writeAfterEndNT (self, error, callback) {
  self.emit('error', error)
  if (callback) callback(error)
}

Net.prototype.request = function (options, callback) {
  return new ClientRequest(options, callback)
}

net.ClientRequest = ClientRequest

module.exports = net
'use strict'

const { EventEmitter } = require('events')
const { Notification, isSupported } = process.atomBinding('notification')

Object.setPrototypeOf(Notification.prototype, EventEmitter.prototype)

Notification.isSupported = isSupported

module.exports = Notification
'use strict'

const { EventEmitter } = require('events')
const { powerMonitor, PowerMonitor } = process.atomBinding('power_monitor')

// PowerMonitor is an EventEmitter.
Object.setPrototypeOf(PowerMonitor.prototype, EventEmitter.prototype)
EventEmitter.call(powerMonitor)

// On Linux we need to call blockShutdown() to subscribe to shutdown event.
if (process.platform === 'linux') {
  powerMonitor.on('newListener', (event) => {
    if (event === 'shutdown' && powerMonitor.listenerCount('shutdown') === 0) {
      powerMonitor.blockShutdown()
    }
  })

  powerMonitor.on('removeListener', (event) => {
    if (event === 'shutdown' && powerMonitor.listenerCount('shutdown') === 0) {
      powerMonitor.unblockShutdown()
    }
  })
}

module.exports = powerMonitor
'use strict'

module.exports = process.atomBinding('power_save_blocker').powerSaveBlocker
'use strict'

const { app, session } = require('electron')

// Global protocol APIs.
module.exports = process.atomBinding('protocol')

// Fallback protocol APIs of default session.
Object.setPrototypeOf(module.exports, new Proxy({}, {
  get (target, property) {
    if (!app.isReady()) return

    const protocol = session.defaultSession.protocol
    if (!Object.getPrototypeOf(protocol).hasOwnProperty(property)) return

    // Returning a native function directly would throw error.
    return (...args) => protocol[property](...args)
  },

  ownKeys () {
    if (!app.isReady()) return []

    return Object.getOwnPropertyNames(Object.getPrototypeOf(session.defaultSession.protocol))
  },

  getOwnPropertyDescriptor (target) {
    return { configurable: true, enumerable: true }
  }
}))
'use strict'

const { EventEmitter } = require('events')
const { screen, Screen } = process.atomBinding('screen')

// Screen is an EventEmitter.
Object.setPrototypeOf(Screen.prototype, EventEmitter.prototype)
EventEmitter.call(screen)

module.exports = screen
'use strict'

const { EventEmitter } = require('events')
const { app } = require('electron')
const { fromPartition, Session, Cookies } = process.atomBinding('session')

// Public API.
Object.defineProperties(exports, {
  defaultSession: {
    enumerable: true,
    get () { return fromPartition('') }
  },
  fromPartition: {
    enumerable: true,
    value: fromPartition
  }
})

Object.setPrototypeOf(Session.prototype, EventEmitter.prototype)
Object.setPrototypeOf(Cookies.prototype, EventEmitter.prototype)

Session.prototype._init = function () {
  app.emit('session-created', this)
}
'use strict'

const { EventEmitter } = require('events')
const { systemPreferences, SystemPreferences } = process.atomBinding('system_preferences')

// SystemPreferences is an EventEmitter.
Object.setPrototypeOf(SystemPreferences.prototype, EventEmitter.prototype)
EventEmitter.call(systemPreferences)

module.exports = systemPreferences
'use strict'

const electron = require('electron')
const { EventEmitter } = require('events')
const { TopLevelWindow } = process.atomBinding('top_level_window')

Object.setPrototypeOf(TopLevelWindow.prototype, EventEmitter.prototype)

TopLevelWindow.prototype._init = function () {
  // Avoid recursive require.
  const { app } = electron

  // Simulate the application menu on platforms other than macOS.
  if (process.platform !== 'darwin') {
    const menu = app.getApplicationMenu()
    if (menu) this.setMenu(menu)
  }
}

TopLevelWindow.getFocusedWindow = () => {
  return TopLevelWindow.getAllWindows().find((win) => win.isFocused())
}

module.exports = TopLevelWindow
'use strict'

const { EventEmitter } = require('events')

let nextItemID = 1

class TouchBar extends EventEmitter {
  // Bind a touch bar to a window
  static _setOnWindow (touchBar, window) {
    if (window._touchBar != null) {
      window._touchBar._removeFromWindow(window)
    }

    if (touchBar == null) {
      window._setTouchBarItems([])
      return
    }

    if (Array.isArray(touchBar)) {
      touchBar = new TouchBar(touchBar)
    }
    touchBar._addToWindow(window)
  }

  constructor (options) {
    super()

    if (options == null) {
      throw new Error('Must specify options object as first argument')
    }

    let { items, escapeItem } = options

    // FIXME Support array as first argument, remove in 2.0
    if (Array.isArray(options)) {
      items = options
      escapeItem = null
    }

    if (!Array.isArray(items)) {
      items = []
    }

    this.changeListener = (item) => {
      this.emit('change', item.id, item.type)
    }

    this.windowListeners = {}
    this.items = {}
    this.ordereredItems = []
    this.escapeItem = escapeItem

    const registerItem = (item) => {
      this.items[item.id] = item
      item.on('change', this.changeListener)
      if (item.child instanceof TouchBar) {
        item.child.ordereredItems.forEach(registerItem)
      }
    }
    items.forEach((item) => {
      if (!(item instanceof TouchBarItem)) {
        throw new Error('Each item must be an instance of TouchBarItem')
      }
      this.ordereredItems.push(item)
      registerItem(item)
    })
  }

  set escapeItem (item) {
    if (item != null && !(item instanceof TouchBarItem)) {
      throw new Error('Escape item must be an instance of TouchBarItem')
    }
    if (this.escapeItem != null) {
      this.escapeItem.removeListener('change', this.changeListener)
    }
    this._escapeItem = item
    if (this.escapeItem != null) {
      this.escapeItem.on('change', this.changeListener)
    }
    this.emit('escape-item-change', item)
  }

  get escapeItem () {
    return this._escapeItem
  }

  _addToWindow (window) {
    const { id } = window

    // Already added to window
    if (this.windowListeners.hasOwnProperty(id)) return

    window._touchBar = this

    const changeListener = (itemID) => {
      window._refreshTouchBarItem(itemID)
    }
    this.on('change', changeListener)

    const escapeItemListener = (item) => {
      window._setEscapeTouchBarItem(item != null ? item : {})
    }
    this.on('escape-item-change', escapeItemListener)

    const interactionListener = (event, itemID, details) => {
      let item = this.items[itemID]
      if (item == null && this.escapeItem != null && this.escapeItem.id === itemID) {
        item = this.escapeItem
      }
      if (item != null && item.onInteraction != null) {
        item.onInteraction(details)
      }
    }
    window.on('-touch-bar-interaction', interactionListener)

    const removeListeners = () => {
      this.removeListener('change', changeListener)
      this.removeListener('escape-item-change', escapeItemListener)
      window.removeListener('-touch-bar-interaction', interactionListener)
      window.removeListener('closed', removeListeners)
      window._touchBar = null
      delete this.windowListeners[id]
      const unregisterItems = (items) => {
        for (const item of items) {
          item.removeListener('change', this.changeListener)
          if (item.child instanceof TouchBar) {
            unregisterItems(item.child.ordereredItems)
          }
        }
      }
      unregisterItems(this.ordereredItems)
      if (this.escapeItem) {
        this.escapeItem.removeListener('change', this.changeListener)
      }
    }
    window.once('closed', removeListeners)
    this.windowListeners[id] = removeListeners

    window._setTouchBarItems(this.ordereredItems)
    escapeItemListener(this.escapeItem)
  }

  _removeFromWindow (window) {
    const removeListeners = this.windowListeners[window.id]
    if (removeListeners != null) removeListeners()
  }
}

class TouchBarItem extends EventEmitter {
  constructor () {
    super()
    this._addImmutableProperty('id', `${nextItemID++}`)
    this._parents = []
  }

  _addImmutableProperty (name, value) {
    Object.defineProperty(this, name, {
      get: function () {
        return value
      },
      set: function () {
        throw new Error(`Cannot override property ${name}`)
      },
      enumerable: true,
      configurable: false
    })
  }

  _addLiveProperty (name, initialValue) {
    const privateName = `_${name}`
    this[privateName] = initialValue
    Object.defineProperty(this, name, {
      get: function () {
        return this[privateName]
      },
      set: function (value) {
        this[privateName] = value
        this.emit('change', this)
      },
      enumerable: true
    })
  }

  _addParent (item) {
    const existing = this._parents.some(test => test.id === item.id)
    if (!existing) {
      this._parents.push({
        id: item.id,
        type: item.type
      })
    }
  }
}

TouchBar.TouchBarButton = class TouchBarButton extends TouchBarItem {
  constructor (config) {
    super()
    if (config == null) config = {}
    this._addImmutableProperty('type', 'button')
    const { click, icon, iconPosition, label, backgroundColor } = config
    this._addLiveProperty('label', label)
    this._addLiveProperty('backgroundColor', backgroundColor)
    this._addLiveProperty('icon', icon)
    this._addLiveProperty('iconPosition', iconPosition)
    if (typeof click === 'function') {
      this._addImmutableProperty('onInteraction', () => {
        config.click()
      })
    }
  }
}

TouchBar.TouchBarColorPicker = class TouchBarColorPicker extends TouchBarItem {
  constructor (config) {
    super()
    if (config == null) config = {}
    this._addImmutableProperty('type', 'colorpicker')
    const { availableColors, change, selectedColor } = config
    this._addLiveProperty('availableColors', availableColors)
    this._addLiveProperty('selectedColor', selectedColor)

    if (typeof change === 'function') {
      this._addImmutableProperty('onInteraction', (details) => {
        this._selectedColor = details.color
        change(details.color)
      })
    }
  }
}

TouchBar.TouchBarGroup = class TouchBarGroup extends TouchBarItem {
  constructor (config) {
    super()
    if (config == null) config = {}
    this._addImmutableProperty('type', 'group')
    const defaultChild = (config.items instanceof TouchBar) ? config.items : new TouchBar(config.items)
    this._addLiveProperty('child', defaultChild)
    this.child.ordereredItems.forEach((item) => item._addParent(this))
  }
}

TouchBar.TouchBarLabel = class TouchBarLabel extends TouchBarItem {
  constructor (config) {
    super()
    if (config == null) config = {}
    this._addImmutableProperty('type', 'label')
    this._addLiveProperty('label', config.label)
    this._addLiveProperty('textColor', config.textColor)
  }
}

TouchBar.TouchBarPopover = class TouchBarPopover extends TouchBarItem {
  constructor (config) {
    super()
    if (config == null) config = {}
    this._addImmutableProperty('type', 'popover')
    this._addLiveProperty('label', config.label)
    this._addLiveProperty('icon', config.icon)
    this._addLiveProperty('showCloseButton', config.showCloseButton)
    const defaultChild = (config.items instanceof TouchBar) ? config.items : new TouchBar(config.items)
    this._addLiveProperty('child', defaultChild)
    this.child.ordereredItems.forEach((item) => item._addParent(this))
  }
}

TouchBar.TouchBarSlider = class TouchBarSlider extends TouchBarItem {
  constructor (config) {
    super()
    if (config == null) config = {}
    this._addImmutableProperty('type', 'slider')
    const { change, label, minValue, maxValue, value } = config
    this._addLiveProperty('label', label)
    this._addLiveProperty('minValue', minValue)
    this._addLiveProperty('maxValue', maxValue)
    this._addLiveProperty('value', value)

    if (typeof change === 'function') {
      this._addImmutableProperty('onInteraction', (details) => {
        this._value = details.value
        change(details.value)
      })
    }
  }
}

TouchBar.TouchBarSpacer = class TouchBarSpacer extends TouchBarItem {
  constructor (config) {
    super()
    if (config == null) config = {}
    this._addImmutableProperty('type', 'spacer')
    this._addImmutableProperty('size', config.size)
  }
}

TouchBar.TouchBarSegmentedControl = class TouchBarSegmentedControl extends TouchBarItem {
  constructor (config) {
    super()
    if (config == null) config = {}
    const { segmentStyle, segments, selectedIndex, change, mode } = config
    this._addImmutableProperty('type', 'segmented_control')
    this._addLiveProperty('segmentStyle', segmentStyle)
    this._addLiveProperty('segments', segments || [])
    this._addLiveProperty('selectedIndex', selectedIndex)
    this._addLiveProperty('mode', mode)

    if (typeof change === 'function') {
      this._addImmutableProperty('onInteraction', (details) => {
        this._selectedIndex = details.selectedIndex
        change(details.selectedIndex, details.isSelected)
      })
    }
  }
}

TouchBar.TouchBarScrubber = class TouchBarScrubber extends TouchBarItem {
  constructor (config) {
    super()
    if (config == null) config = {}
    const { items, selectedStyle, overlayStyle, showArrowButtons, continuous, mode } = config
    let { select, highlight } = config
    this._addImmutableProperty('type', 'scrubber')
    this._addLiveProperty('items', items)
    this._addLiveProperty('selectedStyle', selectedStyle || null)
    this._addLiveProperty('overlayStyle', overlayStyle || null)
    this._addLiveProperty('showArrowButtons', showArrowButtons || false)
    this._addLiveProperty('mode', mode || 'free')
    this._addLiveProperty('continuous', typeof continuous === 'undefined' ? true : continuous)

    if (typeof select === 'function' || typeof highlight === 'function') {
      if (select == null) select = () => {}
      if (highlight == null) highlight = () => {}
      this._addImmutableProperty('onInteraction', (details) => {
        if (details.type === 'select' && typeof select === 'function') {
          select(details.selectedIndex)
        } else if (details.type === 'highlight' && typeof highlight === 'function') {
          highlight(details.highlightedIndex)
        }
      })
    }
  }
}

module.exports = TouchBar
'use strict'

const { EventEmitter } = require('events')
const { Tray } = process.atomBinding('tray')

Object.setPrototypeOf(Tray.prototype, EventEmitter.prototype)

module.exports = Tray
'use strict'

const { EventEmitter } = require('events')
const { View } = process.atomBinding('view')

Object.setPrototypeOf(View.prototype, EventEmitter.prototype)

View.prototype._init = function () {
}

module.exports = View
'use strict'

const electron = require('electron')

const { View } = electron
const { WebContentsView } = process.atomBinding('web_contents_view')

Object.setPrototypeOf(WebContentsView.prototype, View.prototype)

WebContentsView.prototype._init = function () {
  // Call parent class's _init.
  View.prototype._init.call(this)
}

module.exports = WebContentsView
'use strict'

const features = process.atomBinding('features')
const { EventEmitter } = require('events')
const electron = require('electron')
const path = require('path')
const url = require('url')
const v8Util = process.atomBinding('v8_util')
const { app, ipcMain, session, NavigationController, deprecate } = electron

const ipcMainInternal = require('@electron/internal/browser/ipc-main-internal')
const errorUtils = require('@electron/internal/common/error-utils')

// session is not used here, the purpose is to make sure session is initalized
// before the webContents module.
// eslint-disable-next-line
session

let nextId = 0
const getNextId = function () {
  return ++nextId
}

// Stock page sizes
const PDFPageSizes = {
  A5: {
    custom_display_name: 'A5',
    height_microns: 210000,
    name: 'ISO_A5',
    width_microns: 148000
  },
  A4: {
    custom_display_name: 'A4',
    height_microns: 297000,
    name: 'ISO_A4',
    is_default: 'true',
    width_microns: 210000
  },
  A3: {
    custom_display_name: 'A3',
    height_microns: 420000,
    name: 'ISO_A3',
    width_microns: 297000
  },
  Legal: {
    custom_display_name: 'Legal',
    height_microns: 355600,
    name: 'NA_LEGAL',
    width_microns: 215900
  },
  Letter: {
    custom_display_name: 'Letter',
    height_microns: 279400,
    name: 'NA_LETTER',
    width_microns: 215900
  },
  Tabloid: {
    height_microns: 431800,
    name: 'NA_LEDGER',
    width_microns: 279400,
    custom_display_name: 'Tabloid'
  }
}

// Default printing setting
const defaultPrintingSetting = {
  pageRage: [],
  mediaSize: {},
  landscape: false,
  color: 2,
  headerFooterEnabled: false,
  marginsType: 0,
  isFirstRequest: false,
  requestID: getNextId(),
  previewUIID: 0,
  previewModifiable: true,
  printToPDF: true,
  printWithCloudPrint: false,
  printWithPrivet: false,
  printWithExtension: false,
  deviceName: 'Save as PDF',
  generateDraftData: true,
  fitToPageEnabled: false,
  scaleFactor: 1,
  dpiHorizontal: 72,
  dpiVertical: 72,
  rasterizePDF: false,
  duplex: 0,
  copies: 1,
  collate: true,
  shouldPrintBackgrounds: false,
  shouldPrintSelectionOnly: false
}

// JavaScript implementations of WebContents.
const binding = process.atomBinding('web_contents')
const { WebContents } = binding

Object.setPrototypeOf(NavigationController.prototype, EventEmitter.prototype)
Object.setPrototypeOf(WebContents.prototype, NavigationController.prototype)

// WebContents::send(channel, args..)
// WebContents::sendToAll(channel, args..)
WebContents.prototype.send = function (channel, ...args) {
  if (typeof channel !== 'string') {
    throw new Error('Missing required channel argument')
  }

  const internal = false
  const sendToAll = false

  return this._send(internal, sendToAll, channel, args)
}
WebContents.prototype.sendToAll = function (channel, ...args) {
  if (typeof channel !== 'string') {
    throw new Error('Missing required channel argument')
  }

  const internal = false
  const sendToAll = true

  return this._send(internal, sendToAll, channel, args)
}

WebContents.prototype._sendInternal = function (channel, ...args) {
  if (typeof channel !== 'string') {
    throw new Error('Missing required channel argument')
  }

  const internal = true
  const sendToAll = false

  return this._send(internal, sendToAll, channel, args)
}
WebContents.prototype._sendInternalToAll = function (channel, ...args) {
  if (typeof channel !== 'string') {
    throw new Error('Missing required channel argument')
  }

  const internal = true
  const sendToAll = true

  return this._send(internal, sendToAll, channel, args)
}

// Following methods are mapped to webFrame.
const webFrameMethods = [
  'insertCSS',
  'insertText',
  'setLayoutZoomLevelLimits',
  'setVisualZoomLevelLimits'
]

const asyncWebFrameMethods = function (requestId, method, callback, ...args) {
  return new Promise((resolve, reject) => {
    ipcMainInternal.once(`ELECTRON_INTERNAL_BROWSER_ASYNC_WEB_FRAME_RESPONSE_${requestId}`, function (event, error, result) {
      if (error == null) {
        if (typeof callback === 'function') callback(result)
        resolve(result)
      } else {
        reject(errorUtils.deserialize(error))
      }
    })
    this._sendInternal('ELECTRON_INTERNAL_RENDERER_ASYNC_WEB_FRAME_METHOD', requestId, method, args)
  })
}

for (const method of webFrameMethods) {
  WebContents.prototype[method] = function (...args) {
    this._sendInternal('ELECTRON_INTERNAL_RENDERER_WEB_FRAME_METHOD', method, args)
  }
}

// Make sure WebContents::executeJavaScript would run the code only when the
// WebContents has been loaded.
WebContents.prototype.executeJavaScript = function (code, hasUserGesture, callback) {
  const requestId = getNextId()

  if (typeof hasUserGesture === 'function') {
    // Shift.
    callback = hasUserGesture
    hasUserGesture = null
  }

  if (hasUserGesture == null) {
    hasUserGesture = false
  }

  if (this.getURL() && !this.isLoadingMainFrame()) {
    return asyncWebFrameMethods.call(this, requestId, 'executeJavaScript', callback, code, hasUserGesture)
  } else {
    return new Promise((resolve, reject) => {
      this.once('did-stop-loading', () => {
        asyncWebFrameMethods.call(this, requestId, 'executeJavaScript', callback, code, hasUserGesture).then(resolve).catch(reject)
      })
    })
  }
}

WebContents.prototype.takeHeapSnapshot = function (filePath) {
  return new Promise((resolve, reject) => {
    const channel = `ELECTRON_TAKE_HEAP_SNAPSHOT_RESULT_${getNextId()}`
    ipcMainInternal.once(channel, (event, success) => {
      if (success) {
        resolve()
      } else {
        reject(new Error('takeHeapSnapshot failed'))
      }
    })
    if (!this._takeHeapSnapshot(filePath, channel)) {
      ipcMainInternal.emit(channel, false)
    }
  })
}

// Translate the options of printToPDF.
WebContents.prototype.printToPDF = function (options, callback) {
  const printingSetting = Object.assign({}, defaultPrintingSetting)
  if (options.landscape) {
    printingSetting.landscape = options.landscape
  }
  if (options.marginsType) {
    printingSetting.marginsType = options.marginsType
  }
  if (options.printSelectionOnly) {
    printingSetting.shouldPrintSelectionOnly = options.printSelectionOnly
  }
  if (options.printBackground) {
    printingSetting.shouldPrintBackgrounds = options.printBackground
  }

  if (options.pageSize) {
    const pageSize = options.pageSize
    if (typeof pageSize === 'object') {
      if (!pageSize.height || !pageSize.width) {
        return callback(new Error('Must define height and width for pageSize'))
      }
      // Dimensions in Microns
      // 1 meter = 10^6 microns
      printingSetting.mediaSize = {
        name: 'CUSTOM',
        custom_display_name: 'Custom',
        height_microns: Math.ceil(pageSize.height),
        width_microns: Math.ceil(pageSize.width)
      }
    } else if (PDFPageSizes[pageSize]) {
      printingSetting.mediaSize = PDFPageSizes[pageSize]
    } else {
      return callback(new Error(`Does not support pageSize with ${pageSize}`))
    }
  } else {
    printingSetting.mediaSize = PDFPageSizes['A4']
  }

  // Chromium expects this in a 0-100 range number, not as float
  printingSetting.scaleFactor *= 100
  if (features.isPrintingEnabled()) {
    this._printToPDF(printingSetting, callback)
  } else {
    console.error('Error: Printing feature is disabled.')
  }
}

WebContents.prototype.print = function (...args) {
  if (features.isPrintingEnabled()) {
    this._print(...args)
  } else {
    console.error('Error: Printing feature is disabled.')
  }
}

WebContents.prototype.getPrinters = function () {
  if (features.isPrintingEnabled()) {
    return this._getPrinters()
  } else {
    console.error('Error: Printing feature is disabled.')
  }
}

WebContents.prototype.getZoomLevel = function (callback) {
  if (typeof callback !== 'function') {
    throw new Error('Must pass function as an argument')
  }
  process.nextTick(() => {
    const zoomLevel = this._getZoomLevel()
    callback(zoomLevel)
  })
}

WebContents.prototype.loadFile = function (filePath, options = {}) {
  if (typeof filePath !== 'string') {
    throw new Error('Must pass filePath as a string')
  }
  const { query, search, hash } = options

  return this.loadURL(url.format({
    protocol: 'file',
    slashes: true,
    pathname: path.resolve(app.getAppPath(), filePath),
    query,
    search,
    hash
  }))
}

WebContents.prototype.getZoomFactor = function (callback) {
  if (typeof callback !== 'function') {
    throw new Error('Must pass function as an argument')
  }
  process.nextTick(() => {
    const zoomFactor = this._getZoomFactor()
    callback(zoomFactor)
  })
}

WebContents.prototype.findInPage = function (text, options = {}) {
  // TODO (nitsakh): Remove in 5.0
  if (options.wordStart != null || options.medialCapitalAtWordStart != null) {
    deprecate.log('wordStart and medialCapitalAtWordStart options are deprecated')
  }
  return this._findInPage(text, options)
}

const safeProtocols = new Set([
  'chrome-devtools:',
  'chrome-extension:'
])

const isWebContentsTrusted = function (contents) {
  const pageURL = contents._getURL()
  const { protocol } = url.parse(pageURL)
  return safeProtocols.has(protocol)
}

// Add JavaScript wrappers for WebContents class.
WebContents.prototype._init = function () {
  // The navigation controller.
  NavigationController.call(this, this)

  // Every remote callback from renderer process would add a listenter to the
  // render-view-deleted event, so ignore the listenters warning.
  this.setMaxListeners(0)

  // Dispatch IPC messages to the ipc module.
  this.on('ipc-message', function (event, [channel, ...args]) {
    ipcMain.emit(channel, event, ...args)
  })
  this.on('ipc-message-sync', function (event, [channel, ...args]) {
    Object.defineProperty(event, 'returnValue', {
      set: function (value) {
        return event.sendReply([value])
      },
      get: function () {}
    })
    ipcMain.emit(channel, event, ...args)
  })

  this.on('ipc-internal-message', function (event, [channel, ...args]) {
    ipcMainInternal.emit(channel, event, ...args)
  })
  this.on('ipc-internal-message-sync', function (event, [channel, ...args]) {
    Object.defineProperty(event, 'returnValue', {
      set: function (value) {
        return event.sendReply([value])
      },
      get: function () {}
    })
    ipcMainInternal.emit(channel, event, ...args)
  })

  // Handle context menu action request from pepper plugin.
  this.on('pepper-context-menu', function (event, params, callback) {
    // Access Menu via electron.Menu to prevent circular require.
    const menu = electron.Menu.buildFromTemplate(params.menu)
    menu.popup({
      window: event.sender.getOwnerBrowserWindow(),
      x: params.x,
      y: params.y,
      callback
    })
  })

  const forwardedEvents = [
    'remote-require',
    'remote-get-global',
    'remote-get-builtin',
    'remote-get-current-window',
    'remote-get-current-web-contents',
    'remote-get-guest-web-contents'
  ]

  for (const eventName of forwardedEvents) {
    this.on(eventName, (event, ...args) => {
      if (!isWebContentsTrusted(event.sender)) {
        app.emit(eventName, event, this, ...args)
      }
    })
  }

  deprecate.event(this, 'did-get-response-details', '-did-get-response-details')
  deprecate.event(this, 'did-get-redirect-request', '-did-get-redirect-request')

  // The devtools requests the webContents to reload.
  this.on('devtools-reload-page', function () {
    this.reload()
  })

  // Handle window.open for BrowserWindow and BrowserView.
  if (['browserView', 'window'].includes(this.getType())) {
    // Make new windows requested by links behave like "window.open"
    this.webContents.on('-new-window', (event, url, frameName, disposition,
      additionalFeatures, postData,
      referrer) => {
      const options = {
        show: true,
        width: 800,
        height: 600
      }
      ipcMainInternal.emit('ELECTRON_GUEST_WINDOW_MANAGER_INTERNAL_WINDOW_OPEN',
        event, url, referrer, frameName, disposition,
        options, additionalFeatures, postData)
    })

    this.webContents.on('-web-contents-created', (event, webContents, url,
      frameName) => {
      v8Util.setHiddenValue(webContents, 'url-framename', { url, frameName })
    })

    // Create a new browser window for the native implementation of
    // "window.open", used in sandbox and nativeWindowOpen mode
    this.webContents.on('-add-new-contents', (event, webContents, disposition,
      userGesture, left, top, width,
      height) => {
      const urlFrameName = v8Util.getHiddenValue(webContents, 'url-framename')
      if ((disposition !== 'foreground-tab' && disposition !== 'new-window' &&
           disposition !== 'background-tab') || !urlFrameName) {
        event.preventDefault()
        return
      }

      if (webContents.getLastWebPreferences().nodeIntegration === true) {
        const message =
          'Enabling Node.js integration in child windows opened with the ' +
          '"nativeWindowOpen" option will cause memory leaks, please turn off ' +
          'the "nodeIntegration" option.\\n' +
          'From 5.x child windows opened with the "nativeWindowOpen" option ' +
          'will always have Node.js integration disabled.\\n' +
          'See https://github.com/electron/electron/pull/15076 for more.'
        // console is only available after DOM is created.
        const printWarning = () => this.webContents.executeJavaScript(`console.warn('${message}')`)
        if (this.webContents.isDomReady()) {
          printWarning()
        } else {
          this.webContents.once('dom-ready', printWarning)
        }
      }

      const { url, frameName } = urlFrameName
      v8Util.deleteHiddenValue(webContents, 'url-framename')
      const options = {
        show: true,
        x: left,
        y: top,
        width: width || 800,
        height: height || 600,
        webContents
      }
      const referrer = { url: '', policy: 'default' }
      ipcMainInternal.emit('ELECTRON_GUEST_WINDOW_MANAGER_INTERNAL_WINDOW_OPEN',
        event, url, referrer, frameName, disposition, options)
    })
  }

  app.emit('web-contents-created', {}, this)
}

// JavaScript wrapper of Debugger.
const { Debugger } = process.atomBinding('debugger')

Object.setPrototypeOf(Debugger.prototype, EventEmitter.prototype)

// Public APIs.
module.exports = {
  create (options = {}) {
    return binding.create(options)
  },

  fromId (id) {
    return binding.fromId(id)
  },

  getFocusedWebContents () {
    let focused = null
    for (const contents of binding.getAllWebContents()) {
      if (!contents.isFocused()) continue
      if (focused == null) focused = contents
      // Return webview web contents which may be embedded inside another
      // web contents that is also reporting as focused
      if (contents.getType() === 'webview') return contents
    }
    return focused
  },

  getAllWebContents () {
    return binding.getAllWebContents()
  }
}
'use strict'

const { app, webContents, BrowserWindow } = require('electron')
const { getAllWebContents } = process.atomBinding('web_contents')
const renderProcessPreferences = process.atomBinding('render_process_preferences').forAllWebContents()
const ipcMain = require('@electron/internal/browser/ipc-main-internal')

const { Buffer } = require('buffer')
const fs = require('fs')
const path = require('path')
const url = require('url')

// Mapping between extensionId(hostname) and manifest.
const manifestMap = {} // extensionId => manifest
const manifestNameMap = {} // name => manifest
const devToolsExtensionNames = new Set()

const generateExtensionIdFromName = function (name) {
  return name.replace(/[\W_]+/g, '-').toLowerCase()
}

const isWindowOrWebView = function (webContents) {
  const type = webContents.getType()
  return type === 'window' || type === 'webview'
}

// Create or get manifest object from |srcDirectory|.
const getManifestFromPath = function (srcDirectory) {
  let manifest
  let manifestContent

  try {
    manifestContent = fs.readFileSync(path.join(srcDirectory, 'manifest.json'))
  } catch (readError) {
    console.warn(`Reading ${path.join(srcDirectory, 'manifest.json')} failed.`)
    console.warn(readError.stack || readError)
    throw readError
  }

  try {
    manifest = JSON.parse(manifestContent)
  } catch (parseError) {
    console.warn(`Parsing ${path.join(srcDirectory, 'manifest.json')} failed.`)
    console.warn(parseError.stack || parseError)
    throw parseError
  }

  if (!manifestNameMap[manifest.name]) {
    const extensionId = generateExtensionIdFromName(manifest.name)
    manifestMap[extensionId] = manifestNameMap[manifest.name] = manifest
    Object.assign(manifest, {
      srcDirectory: srcDirectory,
      extensionId: extensionId,
      // We can not use 'file://' directly because all resources in the extension
      // will be treated as relative to the root in Chrome.
      startPage: url.format({
        protocol: 'chrome-extension',
        slashes: true,
        hostname: extensionId,
        pathname: manifest.devtools_page
      })
    })
    return manifest
  } else if (manifest && manifest.name) {
    console.warn(`Attempted to load extension "${manifest.name}" that has already been loaded.`)
    return manifest
  }
}

// Manage the background pages.
const backgroundPages = {}

const startBackgroundPages = function (manifest) {
  if (backgroundPages[manifest.extensionId] || !manifest.background) return

  let html
  let name
  if (manifest.background.page) {
    name = manifest.background.page
    html = fs.readFileSync(path.join(manifest.srcDirectory, manifest.background.page))
  } else {
    name = '_generated_background_page.html'
    const scripts = manifest.background.scripts.map((name) => {
      return `<script src="${name}"></script>`
    }).join('')
    html = Buffer.from(`<html><body>${scripts}</body></html>`)
  }

  const contents = webContents.create({
    partition: 'persist:__chrome_extension',
    isBackgroundPage: true,
    commandLineSwitches: ['--background-page']
  })
  backgroundPages[manifest.extensionId] = { html: html, webContents: contents, name: name }
  contents.loadURL(url.format({
    protocol: 'chrome-extension',
    slashes: true,
    hostname: manifest.extensionId,
    pathname: name
  }))
}

const removeBackgroundPages = function (manifest) {
  if (!backgroundPages[manifest.extensionId]) return

  backgroundPages[manifest.extensionId].webContents.destroy()
  delete backgroundPages[manifest.extensionId]
}

const sendToBackgroundPages = function (...args) {
  for (const page of Object.values(backgroundPages)) {
    page.webContents._sendInternalToAll(...args)
  }
}

// Dispatch web contents events to Chrome APIs
const hookWebContentsEvents = function (webContents) {
  const tabId = webContents.id

  sendToBackgroundPages('CHROME_TABS_ONCREATED')

  webContents.on('will-navigate', (event, url) => {
    sendToBackgroundPages('CHROME_WEBNAVIGATION_ONBEFORENAVIGATE', {
      frameId: 0,
      parentFrameId: -1,
      processId: webContents.getProcessId(),
      tabId: tabId,
      timeStamp: Date.now(),
      url: url
    })
  })

  webContents.on('did-navigate', (event, url) => {
    sendToBackgroundPages('CHROME_WEBNAVIGATION_ONCOMPLETED', {
      frameId: 0,
      parentFrameId: -1,
      processId: webContents.getProcessId(),
      tabId: tabId,
      timeStamp: Date.now(),
      url: url
    })
  })

  webContents.once('destroyed', () => {
    sendToBackgroundPages('CHROME_TABS_ONREMOVED', tabId)
  })
}

// Handle the chrome.* API messages.
let nextId = 0

ipcMain.on('CHROME_RUNTIME_CONNECT', function (event, extensionId, connectInfo) {
  const page = backgroundPages[extensionId]
  if (!page) {
    console.error(`Connect to unknown extension ${extensionId}`)
    return
  }

  const portId = ++nextId
  event.returnValue = { tabId: page.webContents.id, portId: portId }

  event.sender.once('render-view-deleted', () => {
    if (page.webContents.isDestroyed()) return
    page.webContents._sendInternalToAll(`CHROME_PORT_DISCONNECT_${portId}`)
  })
  page.webContents._sendInternalToAll(`CHROME_RUNTIME_ONCONNECT_${extensionId}`, event.sender.id, portId, connectInfo)
})

ipcMain.on('CHROME_I18N_MANIFEST', function (event, extensionId) {
  event.returnValue = manifestMap[extensionId]
})

let resultID = 1
ipcMain.on('CHROME_RUNTIME_SENDMESSAGE', function (event, extensionId, message, originResultID) {
  const page = backgroundPages[extensionId]
  if (!page) {
    console.error(`Connect to unknown extension ${extensionId}`)
    return
  }

  page.webContents._sendInternalToAll(`CHROME_RUNTIME_ONMESSAGE_${extensionId}`, event.sender.id, message, resultID)
  ipcMain.once(`CHROME_RUNTIME_ONMESSAGE_RESULT_${resultID}`, (event, result) => {
    event.sender._sendInternal(`CHROME_RUNTIME_SENDMESSAGE_RESULT_${originResultID}`, result)
  })
  resultID++
})

ipcMain.on('CHROME_TABS_SEND_MESSAGE', function (event, tabId, extensionId, isBackgroundPage, message, originResultID) {
  const contents = webContents.fromId(tabId)
  if (!contents) {
    console.error(`Sending message to unknown tab ${tabId}`)
    return
  }

  const senderTabId = isBackgroundPage ? null : event.sender.id

  contents._sendInternalToAll(`CHROME_RUNTIME_ONMESSAGE_${extensionId}`, senderTabId, message, resultID)
  ipcMain.once(`CHROME_RUNTIME_ONMESSAGE_RESULT_${resultID}`, (event, result) => {
    event.sender._sendInternal(`CHROME_TABS_SEND_MESSAGE_RESULT_${originResultID}`, result)
  })
  resultID++
})

const isChromeExtension = function (pageURL) {
  const { protocol } = url.parse(pageURL)
  return protocol === 'chrome-extension:'
}

ipcMain.on('CHROME_TABS_EXECUTESCRIPT', function (event, requestId, tabId, extensionId, details) {
  const pageURL = event.sender._getURL()
  if (!isChromeExtension(pageURL)) {
    console.error(`Blocked ${pageURL} from calling chrome.tabs.executeScript()`)
    return
  }

  const contents = webContents.fromId(tabId)
  if (!contents) {
    console.error(`Sending message to unknown tab ${tabId}`)
    return
  }

  let code, url
  if (details.file) {
    const manifest = manifestMap[extensionId]
    code = String(fs.readFileSync(path.join(manifest.srcDirectory, details.file)))
    url = `chrome-extension://${extensionId}${details.file}`
  } else {
    code = details.code
    url = `chrome-extension://${extensionId}/${String(Math.random()).substr(2, 8)}.js`
  }

  contents._sendInternal('CHROME_TABS_EXECUTESCRIPT', event.sender.id, requestId, extensionId, url, code)
})

// Transfer the content scripts to renderer.
const contentScripts = {}

const injectContentScripts = function (manifest) {
  if (contentScripts[manifest.name] || !manifest.content_scripts) return

  const readArrayOfFiles = function (relativePath) {
    return {
      url: `chrome-extension://${manifest.extensionId}/${relativePath}`,
      code: String(fs.readFileSync(path.join(manifest.srcDirectory, relativePath)))
    }
  }

  const contentScriptToEntry = function (script) {
    return {
      matches: script.matches,
      js: script.js ? script.js.map(readArrayOfFiles) : [],
      css: script.css ? script.css.map(readArrayOfFiles) : [],
      runAt: script.run_at || 'document_idle'
    }
  }

  try {
    const entry = {
      extensionId: manifest.extensionId,
      contentScripts: manifest.content_scripts.map(contentScriptToEntry)
    }
    contentScripts[manifest.name] = renderProcessPreferences.addEntry(entry)
  } catch (e) {
    console.error('Failed to read content scripts', e)
  }
}

const removeContentScripts = function (manifest) {
  if (!contentScripts[manifest.name]) return

  renderProcessPreferences.removeEntry(contentScripts[manifest.name])
  delete contentScripts[manifest.name]
}

// Transfer the |manifest| to a format that can be recognized by the
// |DevToolsAPI.addExtensions|.
const manifestToExtensionInfo = function (manifest) {
  return {
    startPage: manifest.startPage,
    srcDirectory: manifest.srcDirectory,
    name: manifest.name,
    exposeExperimentalAPIs: true
  }
}

// Load the extensions for the window.
const loadExtension = function (manifest) {
  startBackgroundPages(manifest)
  injectContentScripts(manifest)
}

const loadDevToolsExtensions = function (win, manifests) {
  if (!win.devToolsWebContents) return

  manifests.forEach(loadExtension)

  const extensionInfoArray = manifests.map(manifestToExtensionInfo)
  extensionInfoArray.forEach((extension) => {
    win.devToolsWebContents._grantOriginAccess(extension.startPage)
  })
  win.devToolsWebContents.executeJavaScript(`DevToolsAPI.addExtensions(${JSON.stringify(extensionInfoArray)})`)
}

app.on('web-contents-created', function (event, webContents) {
  if (!isWindowOrWebView(webContents)) return

  hookWebContentsEvents(webContents)
  webContents.on('devtools-opened', function () {
    loadDevToolsExtensions(webContents, Object.values(manifestMap))
  })
})

// The chrome-extension: can map a extension URL request to real file path.
const chromeExtensionHandler = function (request, callback) {
  const parsed = url.parse(request.url)
  if (!parsed.hostname || !parsed.path) return callback()

  const manifest = manifestMap[parsed.hostname]
  if (!manifest) return callback()

  const page = backgroundPages[parsed.hostname]
  if (page && parsed.path === `/${page.name}`) {
    // Disabled due to false positive in StandardJS
    // eslint-disable-next-line standard/no-callback-literal
    return callback({
      mimeType: 'text/html',
      data: page.html
    })
  }

  fs.readFile(path.join(manifest.srcDirectory, parsed.path), function (err, content) {
    if (err) {
      // Disabled due to false positive in StandardJS
      // eslint-disable-next-line standard/no-callback-literal
      return callback(-6) // FILE_NOT_FOUND
    } else {
      return callback(content)
    }
  })
}

app.on('session-created', function (ses) {
  ses.protocol.registerBufferProtocol('chrome-extension', chromeExtensionHandler, function (error) {
    if (error) {
      console.error(`Unable to register chrome-extension protocol: ${error}`)
    }
  })
})

// The persistent path of "DevTools Extensions" preference file.
let loadedDevToolsExtensionsPath = null

app.on('will-quit', function () {
  try {
    const loadedDevToolsExtensions = Array.from(devToolsExtensionNames)
      .map(name => manifestNameMap[name].srcDirectory)
    if (loadedDevToolsExtensions.length > 0) {
      try {
        fs.mkdirSync(path.dirname(loadedDevToolsExtensionsPath))
      } catch (error) {
        // Ignore error
      }
      fs.writeFileSync(loadedDevToolsExtensionsPath, JSON.stringify(loadedDevToolsExtensions))
    } else {
      fs.unlinkSync(loadedDevToolsExtensionsPath)
    }
  } catch (error) {
    // Ignore error
  }
})

// We can not use protocol or BrowserWindow until app is ready.
app.once('ready', function () {
  // The public API to add/remove extensions.
  BrowserWindow.addExtension = function (srcDirectory) {
    const manifest = getManifestFromPath(srcDirectory)
    if (manifest) {
      loadExtension(manifest)
      for (const webContents of getAllWebContents()) {
        if (isWindowOrWebView(webContents)) {
          loadDevToolsExtensions(webContents, [manifest])
        }
      }
      return manifest.name
    }
  }

  BrowserWindow.removeExtension = function (name) {
    const manifest = manifestNameMap[name]
    if (!manifest) return

    removeBackgroundPages(manifest)
    removeContentScripts(manifest)
    delete manifestMap[manifest.extensionId]
    delete manifestNameMap[name]
  }

  BrowserWindow.getExtensions = function () {
    const extensions = {}
    Object.keys(manifestNameMap).forEach(function (name) {
      const manifest = manifestNameMap[name]
      extensions[name] = { name: manifest.name, version: manifest.version }
    })
    return extensions
  }

  BrowserWindow.addDevToolsExtension = function (srcDirectory) {
    const manifestName = BrowserWindow.addExtension(srcDirectory)
    if (manifestName) {
      devToolsExtensionNames.add(manifestName)
    }
    return manifestName
  }

  BrowserWindow.removeDevToolsExtension = function (name) {
    BrowserWindow.removeExtension(name)
    devToolsExtensionNames.delete(name)
  }

  BrowserWindow.getDevToolsExtensions = function () {
    const extensions = BrowserWindow.getExtensions()
    const devExtensions = {}
    Array.from(devToolsExtensionNames).forEach(function (name) {
      if (!extensions[name]) return
      devExtensions[name] = extensions[name]
    })
    return devExtensions
  }

  // Load persisted extensions.
  loadedDevToolsExtensionsPath = path.join(app.getPath('userData'), 'DevTools Extensions')
  try {
    const loadedDevToolsExtensions = JSON.parse(fs.readFileSync(loadedDevToolsExtensionsPath))
    if (Array.isArray(loadedDevToolsExtensions)) {
      for (const srcDirectory of loadedDevToolsExtensions) {
        // Start background pages and set content scripts.
        BrowserWindow.addDevToolsExtension(srcDirectory)
      }
    }
  } catch (error) {
    if (process.env.ELECTRON_ENABLE_LOGGING && error.code !== 'ENOENT') {
      console.error('Failed to load browser extensions from directory:', loadedDevToolsExtensionsPath)
      console.error(error)
    }
  }
})
'use strict'

const ipcMain = require('@electron/internal/browser/ipc-main-internal')
const { desktopCapturer } = process.atomBinding('desktop_capturer')

const deepEqual = (a, b) => JSON.stringify(a) === JSON.stringify(b)

// A queue for holding all requests from renderer process.
let requestsQueue = []

const electronSources = 'ELECTRON_BROWSER_DESKTOP_CAPTURER_GET_SOURCES'
const capturerResult = (id) => `ELECTRON_RENDERER_DESKTOP_CAPTURER_RESULT_${id}`

ipcMain.on(electronSources, (event, captureWindow, captureScreen, thumbnailSize, id) => {
  const request = {
    id,
    options: {
      captureWindow,
      captureScreen,
      thumbnailSize
    },
    webContents: event.sender
  }
  requestsQueue.push(request)
  if (requestsQueue.length === 1) {
    desktopCapturer.startHandling(captureWindow, captureScreen, thumbnailSize)
  }

  // If the WebContents is destroyed before receiving result, just remove the
  // reference from requestsQueue to make the module not send the result to it.
  event.sender.once('destroyed', () => {
    request.webContents = null
  })
})

desktopCapturer.emit = (event, name, sources) => {
  // Receiving sources result from main process, now send them back to renderer.
  const handledRequest = requestsQueue.shift()
  const handledWebContents = handledRequest.webContents
  const unhandledRequestsQueue = []

  const result = sources.map(source => {
    return {
      id: source.id,
      name: source.name,
      thumbnail: source.thumbnail.toDataURL(),
      display_id: source.display_id
    }
  })

  if (handledWebContents) {
    handledWebContents._sendInternal(capturerResult(handledRequest.id), result)
  }

  // Check the queue to see whether there is another identical request & handle
  requestsQueue.forEach(request => {
    const webContents = request.webContents
    if (deepEqual(handledRequest.options, request.options)) {
      if (webContents) {
        webContents._sendInternal(capturerResult(request.id), result)
      }
    } else {
      unhandledRequestsQueue.push(request)
    }
  })
  requestsQueue = unhandledRequestsQueue

  // If the requestsQueue is not empty, start a new request handling.
  if (requestsQueue.length > 0) {
    const { captureWindow, captureScreen, thumbnailSize } = requestsQueue[0].options
    return desktopCapturer.startHandling(captureWindow, captureScreen, thumbnailSize)
  }
}
'use strict'

const { webContents } = require('electron')
const ipcMain = require('@electron/internal/browser/ipc-main-internal')
const parseFeaturesString = require('@electron/internal/common/parse-features-string')
const errorUtils = require('@electron/internal/common/error-utils')
const {
  syncMethods,
  asyncCallbackMethods,
  asyncPromiseMethods
} = require('@electron/internal/common/web-view-methods')

// Doesn't exist in early initialization.
let webViewManager = null

const supportedWebViewEvents = [
  'load-commit',
  'did-attach',
  'did-finish-load',
  'did-fail-load',
  'did-frame-finish-load',
  'did-start-loading',
  'did-stop-loading',
  'dom-ready',
  'console-message',
  'context-menu',
  'devtools-opened',
  'devtools-closed',
  'devtools-focused',
  'new-window',
  'will-navigate',
  'did-start-navigation',
  'did-navigate',
  'did-frame-navigate',
  'did-navigate-in-page',
  'focus-change',
  'close',
  'crashed',
  'gpu-crashed',
  'plugin-crashed',
  'destroyed',
  'page-title-updated',
  'page-favicon-updated',
  'enter-html-full-screen',
  'leave-html-full-screen',
  'media-started-playing',
  'media-paused',
  'found-in-page',
  'did-change-theme-color',
  'update-target-url'
]

let nextGuestInstanceId = 0
const guestInstances = {}
const embedderElementsMap = {}

// Generate guestInstanceId.
const getNextGuestInstanceId = function () {
  return ++nextGuestInstanceId
}

// Create a new guest instance.
const createGuest = function (embedder, params) {
  if (webViewManager == null) {
    webViewManager = process.atomBinding('web_view_manager')
  }

  const guestInstanceId = getNextGuestInstanceId(embedder)
  const guest = webContents.create({
    isGuest: true,
    partition: params.partition,
    embedder: embedder
  })
  guestInstances[guestInstanceId] = {
    guest: guest,
    embedder: embedder
  }

  // Clear the guest from map when it is destroyed.
  //
  // The guest WebContents is usually destroyed in 2 cases:
  // 1. The embedder frame is closed (reloaded or destroyed), and it
  //    automatically closes the guest frame.
  // 2. The guest frame is detached dynamically via JS, and it is manually
  //    destroyed when the renderer sends the GUEST_VIEW_MANAGER_DESTROY_GUEST
  //    message.
  // The second case relies on the libcc patch:
  //   https://github.com/electron/libchromiumcontent/pull/676
  // The patch was introduced to work around a bug in Chromium:
  //   https://github.com/electron/electron/issues/14211
  // We should revisit the bug to see if we can remove our libcc patch, the
  // patch was introduced in Chrome 66.
  guest.once('destroyed', () => {
    if (guestInstanceId in guestInstances) {
      detachGuest(embedder, guestInstanceId)
    }
  })

  // Init guest web view after attached.
  guest.once('did-attach', function (event) {
    params = this.attachParams
    delete this.attachParams

    const previouslyAttached = this.viewInstanceId != null
    this.viewInstanceId = params.instanceId

    // Only load URL and set size on first attach
    if (previouslyAttached) {
      return
    }

    if (params.src) {
      const opts = {}
      if (params.httpreferrer) {
        opts.httpReferrer = params.httpreferrer
      }
      if (params.useragent) {
        opts.userAgent = params.useragent
      }
      this.loadURL(params.src, opts)
    }
    guest.allowPopups = params.allowpopups
    embedder.emit('did-attach-webview', event, guest)
  })

  const sendToEmbedder = (channel, ...args) => {
    if (!embedder.isDestroyed()) {
      embedder._sendInternal(`${channel}-${guest.viewInstanceId}`, ...args)
    }
  }

  // Dispatch events to embedder.
  const fn = function (event) {
    guest.on(event, function (_, ...args) {
      sendToEmbedder('ELECTRON_GUEST_VIEW_INTERNAL_DISPATCH_EVENT', event, ...args)
    })
  }
  for (const event of supportedWebViewEvents) {
    fn(event)
  }

  // Dispatch guest's IPC messages to embedder.
  guest.on('ipc-message-host', function (_, [channel, ...args]) {
    sendToEmbedder('ELECTRON_GUEST_VIEW_INTERNAL_IPC_MESSAGE', channel, ...args)
  })

  // Notify guest of embedder window visibility when it is ready
  // FIXME Remove once https://github.com/electron/electron/issues/6828 is fixed
  guest.on('dom-ready', function () {
    const guestInstance = guestInstances[guestInstanceId]
    if (guestInstance != null && guestInstance.visibilityState != null) {
      guest._sendInternal('ELECTRON_GUEST_INSTANCE_VISIBILITY_CHANGE', guestInstance.visibilityState)
    }
  })

  // Forward internal web contents event to embedder to handle
  // native window.open setup
  guest.on('-add-new-contents', (...args) => {
    if (guest.getLastWebPreferences().nativeWindowOpen === true) {
      const embedder = getEmbedder(guestInstanceId)
      if (embedder != null) {
        embedder.emit('-add-new-contents', ...args)
      }
    }
  })
  guest.on('-web-contents-created', (...args) => {
    if (guest.getLastWebPreferences().nativeWindowOpen === true) {
      const embedder = getEmbedder(guestInstanceId)
      if (embedder != null) {
        embedder.emit('-web-contents-created', ...args)
      }
    }
  })

  return guestInstanceId
}

// Attach the guest to an element of embedder.
const attachGuest = function (event, embedderFrameId, elementInstanceId, guestInstanceId, params) {
  const embedder = event.sender
  // Destroy the old guest when attaching.
  const key = `${embedder.id}-${elementInstanceId}`
  const oldGuestInstanceId = embedderElementsMap[key]
  if (oldGuestInstanceId != null) {
    // Reattachment to the same guest is just a no-op.
    if (oldGuestInstanceId === guestInstanceId) {
      return
    }

    const oldGuestInstance = guestInstances[oldGuestInstanceId]
    if (oldGuestInstance) {
      oldGuestInstance.guest.destroy()
    }
  }

  const guestInstance = guestInstances[guestInstanceId]
  // If this isn't a valid guest instance then do nothing.
  if (!guestInstance) {
    throw new Error(`Invalid guestInstanceId: ${guestInstanceId}`)
  }
  const { guest } = guestInstance
  if (guest.hostWebContents !== event.sender) {
    throw new Error(`Access denied to guestInstanceId: ${guestInstanceId}`)
  }

  // If this guest is already attached to an element then remove it
  if (guestInstance.elementInstanceId) {
    const oldKey = `${guestInstance.embedder.id}-${guestInstance.elementInstanceId}`
    delete embedderElementsMap[oldKey]

    // Remove guest from embedder if moving across web views
    if (guest.viewInstanceId !== params.instanceId) {
      webViewManager.removeGuest(guestInstance.embedder, guestInstanceId)
      guestInstance.embedder._sendInternal(`ELECTRON_GUEST_VIEW_INTERNAL_DESTROY_GUEST-${guest.viewInstanceId}`)
    }
  }

  const webPreferences = {
    guestInstanceId: guestInstanceId,
    nodeIntegration: params.nodeintegration != null ? params.nodeintegration : false,
    enableRemoteModule: params.enableremotemodule,
    plugins: params.plugins,
    zoomFactor: embedder._getZoomFactor(),
    webSecurity: !params.disablewebsecurity,
    enableBlinkFeatures: params.blinkfeatures,
    disableBlinkFeatures: params.disableblinkfeatures
  }

  // parse the 'webpreferences' attribute string, if set
  // this uses the same parsing rules as window.open uses for its features
  if (typeof params.webpreferences === 'string') {
    parseFeaturesString(params.webpreferences, function (key, value) {
      if (value === undefined) {
        // no value was specified, default it to true
        value = true
      }
      webPreferences[key] = value
    })
  }

  if (params.preload) {
    webPreferences.preloadURL = params.preload
  }

  // Return null from native window.open if allowpopups is unset
  if (webPreferences.nativeWindowOpen === true && !params.allowpopups) {
    webPreferences.disablePopups = true
  }

  // Security options that guest will always inherit from embedder
  const inheritedWebPreferences = new Map([
    ['contextIsolation', true],
    ['javascript', false],
    ['nativeWindowOpen', true],
    ['nodeIntegration', false],
    ['enableRemoteModule', false],
    ['sandbox', true]
  ])

  // Inherit certain option values from embedder
  const lastWebPreferences = embedder.getLastWebPreferences()
  for (const [name, value] of inheritedWebPreferences) {
    if (lastWebPreferences[name] === value) {
      webPreferences[name] = value
    }
  }

  embedder.emit('will-attach-webview', event, webPreferences, params)
  if (event.defaultPrevented) {
    if (guest.viewInstanceId == null) guest.viewInstanceId = params.instanceId
    guest.destroy()
    return
  }

  guest.attachParams = params
  embedderElementsMap[key] = guestInstanceId

  guest.setEmbedder(embedder)
  guestInstance.embedder = embedder
  guestInstance.elementInstanceId = elementInstanceId

  watchEmbedder(embedder)

  webViewManager.addGuest(guestInstanceId, elementInstanceId, embedder, guest, webPreferences)
  guest.attachToIframe(embedder, embedderFrameId)
}

// Remove an guest-embedder relationship.
const detachGuest = function (embedder, guestInstanceId) {
  const guestInstance = guestInstances[guestInstanceId]
  if (embedder !== guestInstance.embedder) {
    return
  }

  webViewManager.removeGuest(embedder, guestInstanceId)
  delete guestInstances[guestInstanceId]

  const key = `${embedder.id}-${guestInstance.elementInstanceId}`
  delete embedderElementsMap[key]
}

// Once an embedder has had a guest attached we watch it for destruction to
// destroy any remaining guests.
const watchedEmbedders = new Set()
const watchEmbedder = function (embedder) {
  if (watchedEmbedders.has(embedder)) {
    return
  }
  watchedEmbedders.add(embedder)

  // Forward embedder window visiblity change events to guest
  const onVisibilityChange = function (visibilityState) {
    for (const guestInstanceId in guestInstances) {
      const guestInstance = guestInstances[guestInstanceId]
      guestInstance.visibilityState = visibilityState
      if (guestInstance.embedder === embedder) {
        guestInstance.guest._sendInternal('ELECTRON_GUEST_INSTANCE_VISIBILITY_CHANGE', visibilityState)
      }
    }
  }
  embedder.on('-window-visibility-change', onVisibilityChange)

  embedder.once('will-destroy', () => {
    // Usually the guestInstances is cleared when guest is destroyed, but it
    // may happen that the embedder gets manually destroyed earlier than guest,
    // and the embedder will be invalid in the usual code path.
    for (const guestInstanceId in guestInstances) {
      const guestInstance = guestInstances[guestInstanceId]
      if (guestInstance.embedder === embedder) {
        detachGuest(embedder, parseInt(guestInstanceId))
      }
    }
    // Clear the listeners.
    embedder.removeListener('-window-visibility-change', onVisibilityChange)
    watchedEmbedders.delete(embedder)
  })
}

const isWebViewTagEnabledCache = new WeakMap()

const isWebViewTagEnabled = function (contents) {
  if (!isWebViewTagEnabledCache.has(contents)) {
    const value = contents.getLastWebPreferences().webviewTag
    isWebViewTagEnabledCache.set(contents, value)
  }

  return isWebViewTagEnabledCache.get(contents)
}

const handleMessage = function (channel, handler) {
  ipcMain.on(channel, (event, ...args) => {
    if (isWebViewTagEnabled(event.sender)) {
      handler(event, ...args)
    } else {
      event.returnValue = null
    }
  })
}

handleMessage('ELECTRON_GUEST_VIEW_MANAGER_CREATE_GUEST', function (event, params, requestId) {
  event.sender._sendInternal(`ELECTRON_RESPONSE_${requestId}`, createGuest(event.sender, params))
})

handleMessage('ELECTRON_GUEST_VIEW_MANAGER_CREATE_GUEST_SYNC', function (event, params) {
  event.returnValue = createGuest(event.sender, params)
})

handleMessage('ELECTRON_GUEST_VIEW_MANAGER_DESTROY_GUEST', function (event, guestInstanceId) {
  try {
    const guest = getGuestForWebContents(guestInstanceId, event.sender)
    guest.destroy()
  } catch (error) {
    console.error(`Guest destroy failed: ${error}`)
  }
})

handleMessage('ELECTRON_GUEST_VIEW_MANAGER_ATTACH_GUEST', function (event, embedderFrameId, elementInstanceId, guestInstanceId, params) {
  try {
    attachGuest(event, embedderFrameId, elementInstanceId, guestInstanceId, params)
  } catch (error) {
    console.error(`Guest attach failed: ${error}`)
  }
})

// this message is sent by the actual <webview>
ipcMain.on('ELECTRON_GUEST_VIEW_MANAGER_FOCUS_CHANGE', function (event, focus, guestInstanceId) {
  const guest = getGuest(guestInstanceId)
  if (guest === event.sender) {
    event.sender.emit('focus-change', {}, focus, guestInstanceId)
  } else {
    console.error(`focus-change for guestInstanceId: ${guestInstanceId}`)
  }
})

handleMessage('ELECTRON_GUEST_VIEW_MANAGER_ASYNC_CALL', function (event, requestId, guestInstanceId, method, args, hasCallback) {
  new Promise(resolve => {
    const guest = getGuestForWebContents(guestInstanceId, event.sender)
    if (!asyncCallbackMethods.has(method) && !asyncPromiseMethods.has(method)) {
      throw new Error(`Invalid method: ${method}`)
    }
    if (hasCallback) {
      guest[method](...args, resolve)
    } else {
      resolve(guest[method](...args))
    }
  }).then(result => {
    return [null, result]
  }, error => {
    return [errorUtils.serialize(error)]
  }).then(responseArgs => {
    event.sender._sendInternal(`ELECTRON_GUEST_VIEW_MANAGER_ASYNC_CALL_RESPONSE_${requestId}`, ...responseArgs)
  })
})

handleMessage('ELECTRON_GUEST_VIEW_MANAGER_SYNC_CALL', function (event, guestInstanceId, method, args) {
  try {
    const guest = getGuestForWebContents(guestInstanceId, event.sender)
    if (!syncMethods.has(method)) {
      throw new Error(`Invalid method: ${method}`)
    }
    event.returnValue = [null, guest[method](...args)]
  } catch (error) {
    event.returnValue = [errorUtils.serialize(error)]
  }
})

// Returns WebContents from its guest id hosted in given webContents.
const getGuestForWebContents = function (guestInstanceId, contents) {
  const guest = getGuest(guestInstanceId)
  if (!guest) {
    throw new Error(`Invalid guestInstanceId: ${guestInstanceId}`)
  }
  if (guest.hostWebContents !== contents) {
    throw new Error(`Access denied to guestInstanceId: ${guestInstanceId}`)
  }
  return guest
}

// Returns WebContents from its guest id.
const getGuest = function (guestInstanceId) {
  const guestInstance = guestInstances[guestInstanceId]
  if (guestInstance != null) return guestInstance.guest
}

// Returns the embedder of the guest.
const getEmbedder = function (guestInstanceId) {
  const guestInstance = guestInstances[guestInstanceId]
  if (guestInstance != null) return guestInstance.embedder
}

exports.getGuestForWebContents = getGuestForWebContents
'use strict'

const { BrowserWindow, webContents } = require('electron')
const { isSameOrigin } = process.atomBinding('v8_util')
const ipcMain = require('@electron/internal/browser/ipc-main-internal')
const parseFeaturesString = require('@electron/internal/common/parse-features-string')

const hasProp = {}.hasOwnProperty
const frameToGuest = new Map()

// Security options that child windows will always inherit from parent windows
const inheritedWebPreferences = new Map([
  ['contextIsolation', true],
  ['javascript', false],
  ['nativeWindowOpen', true],
  ['nodeIntegration', false],
  ['enableRemoteModule', false],
  ['sandbox', true],
  ['webviewTag', false]
])

// Copy attribute of |parent| to |child| if it is not defined in |child|.
const mergeOptions = function (child, parent, visited) {
  // Check for circular reference.
  if (visited == null) visited = new Set()
  if (visited.has(parent)) return

  visited.add(parent)
  for (const key in parent) {
    if (key === 'isBrowserView') continue
    if (!hasProp.call(parent, key)) continue
    if (key in child && key !== 'webPreferences') continue

    const value = parent[key]
    if (typeof value === 'object') {
      child[key] = mergeOptions(child[key] || {}, value, visited)
    } else {
      child[key] = value
    }
  }
  visited.delete(parent)

  return child
}

// Merge |options| with the |embedder|'s window's options.
const mergeBrowserWindowOptions = function (embedder, options) {
  if (options.webPreferences == null) {
    options.webPreferences = {}
  }
  if (embedder.browserWindowOptions != null) {
    let parentOptions = embedder.browserWindowOptions

    // if parent's visibility is available, that overrides 'show' flag (#12125)
    const win = BrowserWindow.fromWebContents(embedder.webContents)
    if (win != null) {
      parentOptions = { ...embedder.browserWindowOptions, show: win.isVisible() }
    }

    // Inherit the original options if it is a BrowserWindow.
    mergeOptions(options, parentOptions)
  } else {
    // Or only inherit webPreferences if it is a webview.
    mergeOptions(options.webPreferences, embedder.getLastWebPreferences())
  }

  // Inherit certain option values from parent window
  const webPreferences = embedder.getLastWebPreferences()
  for (const [name, value] of inheritedWebPreferences) {
    if (webPreferences[name] === value) {
      options.webPreferences[name] = value
    }
  }

  // Sets correct openerId here to give correct options to 'new-window' event handler
  options.webPreferences.openerId = embedder.id

  return options
}

// Setup a new guest with |embedder|
const setupGuest = function (embedder, frameName, guest, options) {
  // When |embedder| is destroyed we should also destroy attached guest, and if
  // guest is closed by user then we should prevent |embedder| from double
  // closing guest.
  const guestId = guest.webContents.id
  const closedByEmbedder = function () {
    guest.removeListener('closed', closedByUser)
    guest.destroy()
  }
  const closedByUser = function () {
    embedder._sendInternal('ELECTRON_GUEST_WINDOW_MANAGER_WINDOW_CLOSED_' + guestId)
    embedder.removeListener('render-view-deleted', closedByEmbedder)
  }
  embedder.once('render-view-deleted', closedByEmbedder)
  guest.once('closed', closedByUser)
  if (frameName) {
    frameToGuest.set(frameName, guest)
    guest.frameName = frameName
    guest.once('closed', function () {
      frameToGuest.delete(frameName)
    })
  }
  return guestId
}

// Create a new guest created by |embedder| with |options|.
const createGuest = function (embedder, url, referrer, frameName, options, postData) {
  let guest = frameToGuest.get(frameName)
  if (frameName && (guest != null)) {
    guest.loadURL(url)
    return guest.webContents.id
  }

  // Remember the embedder window's id.
  if (options.webPreferences == null) {
    options.webPreferences = {}
  }

  guest = new BrowserWindow(options)
  if (!options.webContents || url !== 'about:blank') {
    // We should not call `loadURL` if the window was constructed from an
    // existing webContents(window.open in a sandboxed renderer) and if the url
    // is not 'about:blank'.
    //
    // Navigating to the url when creating the window from an existing
    // webContents would not be necessary(it will navigate there anyway), but
    // apparently there's a bug that allows the child window to be scripted by
    // the opener, even when the child window is from another origin.
    //
    // That's why the second condition(url !== "about:blank") is required: to
    // force `OverrideSiteInstanceForNavigation` to be called and consequently
    // spawn a new renderer if the new window is targeting a different origin.
    //
    // If the URL is "about:blank", then it is very likely that the opener just
    // wants to synchronously script the popup, for example:
    //
    //     let popup = window.open()
    //     popup.document.body.write('<h1>hello</h1>')
    //
    // The above code would not work if a navigation to "about:blank" is done
    // here, since the window would be cleared of all changes in the next tick.
    const loadOptions = {
      httpReferrer: referrer
    }
    if (postData != null) {
      loadOptions.postData = postData
      loadOptions.extraHeaders = 'content-type: application/x-www-form-urlencoded'
      if (postData.length > 0) {
        const postDataFront = postData[0].bytes.toString()
        const boundary = /^--.*[^-\r\n]/.exec(postDataFront)
        if (boundary != null) {
          loadOptions.extraHeaders = `content-type: multipart/form-data; boundary=${boundary[0].substr(2)}`
        }
      }
    }
    guest.loadURL(url, loadOptions)
  }

  return setupGuest(embedder, frameName, guest, options)
}

const getGuestWindow = function (guestContents) {
  let guestWindow = BrowserWindow.fromWebContents(guestContents)
  if (guestWindow == null) {
    const hostContents = guestContents.hostWebContents
    if (hostContents != null) {
      guestWindow = BrowserWindow.fromWebContents(hostContents)
    }
  }
  return guestWindow
}

// Checks whether |sender| can access the |target|:
// 1. Check whether |sender| is the parent of |target|.
// 2. Check whether |sender| has node integration, if so it is allowed to
//    do anything it wants.
// 3. Check whether the origins match.
//
// However it allows a child window without node integration but with same
// origin to do anything it wants, when its opener window has node integration.
// The W3C does not have anything on this, but from my understanding of the
// security model of |window.opener|, this should be fine.
const canAccessWindow = function (sender, target) {
  return (target.getLastWebPreferences().openerId === sender.id) ||
         (sender.getLastWebPreferences().nodeIntegration === true) ||
         isSameOrigin(sender.getURL(), target.getURL())
}

// Routed window.open messages with raw options
ipcMain.on('ELECTRON_GUEST_WINDOW_MANAGER_WINDOW_OPEN', (event, url, frameName, features) => {
  if (url == null || url === '') url = 'about:blank'
  if (frameName == null) frameName = ''
  if (features == null) features = ''

  const options = {}

  const ints = ['x', 'y', 'width', 'height', 'minWidth', 'maxWidth', 'minHeight', 'maxHeight', 'zoomFactor']
  const webPreferences = ['zoomFactor', 'nodeIntegration', 'enableRemoteModule', 'preload', 'javascript', 'contextIsolation', 'webviewTag']
  const disposition = 'new-window'

  // Used to store additional features
  const additionalFeatures = []

  // Parse the features
  parseFeaturesString(features, function (key, value) {
    if (value === undefined) {
      additionalFeatures.push(key)
    } else {
      // Don't allow webPreferences to be set since it must be an object
      // that cannot be directly overridden
      if (key === 'webPreferences') return

      if (webPreferences.includes(key)) {
        if (options.webPreferences == null) {
          options.webPreferences = {}
        }
        options.webPreferences[key] = value
      } else {
        options[key] = value
      }
    }
  })
  if (options.left) {
    if (options.x == null) {
      options.x = options.left
    }
  }
  if (options.top) {
    if (options.y == null) {
      options.y = options.top
    }
  }
  if (options.title == null) {
    options.title = frameName
  }
  if (options.width == null) {
    options.width = 800
  }
  if (options.height == null) {
    options.height = 600
  }

  for (const name of ints) {
    if (options[name] != null) {
      options[name] = parseInt(options[name], 10)
    }
  }

  const referrer = { url: '', policy: 'default' }
  ipcMain.emit('ELECTRON_GUEST_WINDOW_MANAGER_INTERNAL_WINDOW_OPEN', event,
    url, referrer, frameName, disposition, options, additionalFeatures)
})

// Routed window.open messages with fully parsed options
ipcMain.on('ELECTRON_GUEST_WINDOW_MANAGER_INTERNAL_WINDOW_OPEN', function (event, url, referrer,
  frameName, disposition, options,
  additionalFeatures, postData) {
  options = mergeBrowserWindowOptions(event.sender, options)
  event.sender.emit('new-window', event, url, frameName, disposition, options, additionalFeatures, referrer)
  const { newGuest } = event
  if ((event.sender.isGuest() && !event.sender.allowPopups) || event.defaultPrevented) {
    if (newGuest != null) {
      if (options.webContents === newGuest.webContents) {
        // the webContents is not changed, so set defaultPrevented to false to
        // stop the callers of this event from destroying the webContents.
        event.defaultPrevented = false
      }
      event.returnValue = setupGuest(event.sender, frameName, newGuest, options)
    } else {
      event.returnValue = null
    }
  } else {
    event.returnValue = createGuest(event.sender, url, referrer, frameName, options, postData)
  }
})

ipcMain.on('ELECTRON_GUEST_WINDOW_MANAGER_WINDOW_CLOSE', function (event, guestId) {
  const guestContents = webContents.fromId(guestId)
  if (guestContents == null) return

  if (!canAccessWindow(event.sender, guestContents)) {
    console.error(`Blocked ${event.sender.getURL()} from closing its opener.`)
    return
  }

  const guestWindow = getGuestWindow(guestContents)
  if (guestWindow != null) guestWindow.destroy()
})

const windowMethods = new Set([
  'focus',
  'blur'
])

ipcMain.on('ELECTRON_GUEST_WINDOW_MANAGER_WINDOW_METHOD', function (event, guestId, method, ...args) {
  const guestContents = webContents.fromId(guestId)
  if (guestContents == null) {
    event.returnValue = null
    return
  }

  if (!canAccessWindow(event.sender, guestContents) || !windowMethods.has(method)) {
    console.error(`Blocked ${event.sender.getURL()} from calling ${method} on its opener.`)
    event.returnValue = null
    return
  }

  const guestWindow = getGuestWindow(guestContents)
  if (guestWindow != null) {
    event.returnValue = guestWindow[method](...args)
  } else {
    event.returnValue = null
  }
})

ipcMain.on('ELECTRON_GUEST_WINDOW_MANAGER_WINDOW_POSTMESSAGE', function (event, guestId, message, targetOrigin, sourceOrigin) {
  if (targetOrigin == null) {
    targetOrigin = '*'
  }

  const guestContents = webContents.fromId(guestId)
  if (guestContents == null) return

  // The W3C does not seem to have word on how postMessage should work when the
  // origins do not match, so we do not do |canAccessWindow| check here since
  // postMessage across origins is useful and not harmful.
  if (targetOrigin === '*' || isSameOrigin(guestContents.getURL(), targetOrigin)) {
    const sourceId = event.sender.id
    guestContents._sendInternal('ELECTRON_GUEST_WINDOW_POSTMESSAGE', sourceId, message, sourceOrigin)
  }
})

const webContentsMethods = new Set([
  'print',
  'executeJavaScript'
])

ipcMain.on('ELECTRON_GUEST_WINDOW_MANAGER_WEB_CONTENTS_METHOD', function (event, guestId, method, ...args) {
  const guestContents = webContents.fromId(guestId)
  if (guestContents == null) return

  if (canAccessWindow(event.sender, guestContents) && webContentsMethods.has(method)) {
    guestContents[method](...args)
  } else {
    console.error(`Blocked ${event.sender.getURL()} from calling ${method} on its opener.`)
  }
})

const webContentsSyncMethods = new Set([
  'getURL',
  'loadURL'
])

ipcMain.on('ELECTRON_GUEST_WINDOW_MANAGER_WEB_CONTENTS_METHOD_SYNC', function (event, guestId, method, ...args) {
  const guestContents = webContents.fromId(guestId)
  if (guestContents == null) {
    event.returnValue = null
    return
  }

  if (canAccessWindow(event.sender, guestContents) && webContentsSyncMethods.has(method)) {
    event.returnValue = guestContents[method](...args)
  } else {
    console.error(`Blocked ${event.sender.getURL()} from calling ${method} on its opener.`)
    event.returnValue = null
  }
})
'use strict'

const { Buffer } = require('buffer')
const fs = require('fs')
const path = require('path')
const util = require('util')
const Module = require('module')
const v8 = require('v8')

// We modified the original process.argv to let node.js load the init.js,
// we need to restore it here.
process.argv.splice(1, 1)

// Clear search paths.
require('../common/reset-search-paths')

// Import common settings.
require('@electron/internal/common/init')

const globalPaths = Module.globalPaths

// Expose public APIs.
globalPaths.push(path.join(__dirname, 'api', 'exports'))

if (process.platform === 'win32') {
  // Redirect node's console to use our own implementations, since node can not
  // handle console output when running as GUI program.
  const consoleLog = function (...args) {
    return process.log(util.format(...args) + '\n')
  }
  const streamWrite = function (chunk, encoding, callback) {
    if (Buffer.isBuffer(chunk)) {
      chunk = chunk.toString(encoding)
    }
    process.log(chunk)
    if (callback) {
      callback()
    }
    return true
  }
  console.log = console.error = console.warn = consoleLog
  process.stdout.write = process.stderr.write = streamWrite
}

// Don't quit on fatal error.
process.on('uncaughtException', function (error) {
  // Do nothing if the user has a custom uncaught exception handler.
  if (process.listeners('uncaughtException').length > 1) {
    return
  }

  // Show error in GUI.
  const dialog = require('electron').dialog
  const stack = error.stack ? error.stack : `${error.name}: ${error.message}`
  const message = 'Uncaught Exception:\n' + stack
  dialog.showErrorBox('A JavaScript error occurred in the main process', message)
})

// Emit 'exit' event on quit.
const { app } = require('electron')

app.on('quit', function (event, exitCode) {
  process.emit('exit', exitCode)
})

if (process.platform === 'win32') {
  // If we are a Squirrel.Windows-installed app, set app user model ID
  // so that users don't have to do this.
  //
  // Squirrel packages are always of the form:
  //
  // PACKAGE-NAME
  // - Update.exe
  // - app-VERSION
  //   - OUREXE.exe
  //
  // Squirrel itself will always set the shortcut's App User Model ID to the
  // form `com.squirrel.PACKAGE-NAME.OUREXE`. We need to call
  // app.setAppUserModelId with a matching identifier so that renderer processes
  // will inherit this value.
  const updateDotExe = path.join(path.dirname(process.execPath), '..', 'update.exe')

  if (fs.existsSync(updateDotExe)) {
    const packageDir = path.dirname(path.resolve(updateDotExe))
    const packageName = path.basename(packageDir).replace(/\s/g, '')
    const exeName = path.basename(process.execPath).replace(/\.exe$/i, '').replace(/\s/g, '')

    app.setAppUserModelId(`com.squirrel.${packageName}.${exeName}`)
  }
}

// Map process.exit to app.exit, which quits gracefully.
process.exit = app.exit

// Load the RPC server.
require('@electron/internal/browser/rpc-server')

// Load the guest view manager.
require('@electron/internal/browser/guest-view-manager')
require('@electron/internal/browser/guest-window-manager')

// Now we try to load app's package.json.
let packagePath = null
let packageJson = null
const searchPaths = ['app', 'app.asar', 'default_app.asar']
for (packagePath of searchPaths) {
  try {
    packagePath = path.join(process.resourcesPath, packagePath)
    packageJson = require(path.join(packagePath, 'package.json'))
    break
  } catch (error) {
    continue
  }
}

if (packageJson == null) {
  process.nextTick(function () {
    return process.exit(1)
  })
  throw new Error('Unable to find a valid app')
}

// Set application's version.
if (packageJson.version != null) {
  app.setVersion(packageJson.version)
}

// Set application's name.
if (packageJson.productName != null) {
  app.setName(`${packageJson.productName}`.trim())
} else if (packageJson.name != null) {
  app.setName(`${packageJson.name}`.trim())
}

// Set application's desktop name.
if (packageJson.desktopName != null) {
  app.setDesktopName(packageJson.desktopName)
} else {
  app.setDesktopName((app.getName()) + '.desktop')
}

// Set v8 flags
if (packageJson.v8Flags != null) {
  v8.setFlagsFromString(packageJson.v8Flags)
}

// Set the user path according to application's name.
app.setPath('userData', path.join(app.getPath('appData'), app.getName()))
app.setPath('userCache', path.join(app.getPath('cache'), app.getName()))
app.setAppPath(packagePath)

// Load the chrome extension support.
require('@electron/internal/browser/chrome-extension')

const features = process.atomBinding('features')
if (features.isDesktopCapturerEnabled()) {
  // Load internal desktop-capturer module.
  require('@electron/internal/browser/desktop-capturer')
}

// Load protocol module to ensure it is populated on app ready
require('@electron/internal/browser/api/protocol')

// Set main startup script of the app.
const mainStartupScript = packageJson.main || 'index.js'

const KNOWN_XDG_DESKTOP_VALUES = ['Pantheon', 'Unity:Unity7', 'pop:GNOME']

function currentPlatformSupportsAppIndicator () {
  if (process.platform !== 'linux') return false
  const currentDesktop = process.env.XDG_CURRENT_DESKTOP

  if (!currentDesktop) return false
  if (KNOWN_XDG_DESKTOP_VALUES.includes(currentDesktop)) return true
  // ubuntu based or derived session (default ubuntu one, communitheme…) supports
  // indicator too.
  if (/ubuntu/ig.test(currentDesktop)) return true

  return false
}

// Workaround for electron/electron#5050 and electron/electron#9046
if (currentPlatformSupportsAppIndicator()) {
  process.env.XDG_CURRENT_DESKTOP = 'Unity'
}

// Finally load app's main.js and transfer control to C++.
Module._load(path.join(packagePath, mainStartupScript), Module, true)
'use strict'

const { EventEmitter } = require('events')

const emitter = new EventEmitter()

// Do not throw exception when channel name is "error".
emitter.on('error', () => {})

module.exports = emitter
'use strict'

const v8Util = process.atomBinding('v8_util')

const getOwnerKey = (webContents, contextId) => {
  return `${webContents.id}-${contextId}`
}

class ObjectsRegistry {
  constructor () {
    this.nextId = 0

    // Stores all objects by ref-counting.
    // (id) => {object, count}
    this.storage = {}

    // Stores the IDs of objects referenced by WebContents.
    // (ownerKey) => [id]
    this.owners = {}
  }

  // Register a new object and return its assigned ID. If the object is already
  // registered then the already assigned ID would be returned.
  add (webContents, contextId, obj) {
    // Get or assign an ID to the object.
    const id = this.saveToStorage(obj)

    // Add object to the set of referenced objects.
    const ownerKey = getOwnerKey(webContents, contextId)
    let owner = this.owners[ownerKey]
    if (!owner) {
      owner = this.owners[ownerKey] = new Set()
      this.registerDeleteListener(webContents, contextId)
    }
    if (!owner.has(id)) {
      owner.add(id)
      // Increase reference count if not referenced before.
      this.storage[id].count++
    }
    return id
  }

  // Get an object according to its ID.
  get (id) {
    const pointer = this.storage[id]
    if (pointer != null) return pointer.object
  }

  // Dereference an object according to its ID.
  // Note that an object may be double-freed (cleared when page is reloaded, and
  // then garbage collected in old page).
  remove (webContents, contextId, id) {
    const ownerKey = getOwnerKey(webContents, contextId)
    const owner = this.owners[ownerKey]
    if (owner) {
      // Remove the reference in owner.
      owner.delete(id)
      // Dereference from the storage.
      this.dereference(id)
    }
  }

  // Clear all references to objects refrenced by the WebContents.
  clear (webContents, contextId) {
    const ownerKey = getOwnerKey(webContents, contextId)
    const owner = this.owners[ownerKey]
    if (!owner) return

    for (const id of owner) this.dereference(id)

    delete this.owners[ownerKey]
  }

  // Private: Saves the object into storage and assigns an ID for it.
  saveToStorage (object) {
    let id = v8Util.getHiddenValue(object, 'atomId')
    if (!id) {
      id = ++this.nextId
      this.storage[id] = {
        count: 0,
        object: object
      }
      v8Util.setHiddenValue(object, 'atomId', id)
    }
    return id
  }

  // Private: Dereference the object from store.
  dereference (id) {
    const pointer = this.storage[id]
    if (pointer == null) {
      return
    }
    pointer.count -= 1
    if (pointer.count === 0) {
      v8Util.deleteHiddenValue(pointer.object, 'atomId')
      delete this.storage[id]
    }
  }

  // Private: Clear the storage when renderer process is destroyed.
  registerDeleteListener (webContents, contextId) {
    // contextId => ${processHostId}-${contextCount}
    const processHostId = contextId.split('-')[0]
    const listener = (event, deletedProcessHostId) => {
      if (deletedProcessHostId &&
          deletedProcessHostId.toString() === processHostId) {
        webContents.removeListener('render-view-deleted', listener)
        this.clear(webContents, contextId)
      }
    }
    webContents.on('render-view-deleted', listener)
  }
}

module.exports = new ObjectsRegistry()
'use strict'

const { spawn } = require('child_process')
const electron = require('electron')
const { EventEmitter } = require('events')
const fs = require('fs')
const os = require('os')
const path = require('path')
const v8Util = process.atomBinding('v8_util')
const eventBinding = process.atomBinding('event')

const { isPromise } = electron

const ipcMain = require('@electron/internal/browser/ipc-main-internal')
const objectsRegistry = require('@electron/internal/browser/objects-registry')
const guestViewManager = require('@electron/internal/browser/guest-view-manager')
const bufferUtils = require('@electron/internal/common/buffer-utils')
const errorUtils = require('@electron/internal/common/error-utils')

const hasProp = {}.hasOwnProperty

// The internal properties of Function.
const FUNCTION_PROPERTIES = [
  'length', 'name', 'arguments', 'caller', 'prototype'
]

// The remote functions in renderer processes.
// id => Function
const rendererFunctions = v8Util.createDoubleIDWeakMap()

// Return the description of object's members:
const getObjectMembers = function (object) {
  let names = Object.getOwnPropertyNames(object)
  // For Function, we should not override following properties even though they
  // are "own" properties.
  if (typeof object === 'function') {
    names = names.filter((name) => {
      return !FUNCTION_PROPERTIES.includes(name)
    })
  }
  // Map properties to descriptors.
  return names.map((name) => {
    const descriptor = Object.getOwnPropertyDescriptor(object, name)
    const member = { name, enumerable: descriptor.enumerable, writable: false }
    if (descriptor.get === undefined && typeof object[name] === 'function') {
      member.type = 'method'
    } else {
      if (descriptor.set || descriptor.writable) member.writable = true
      member.type = 'get'
    }
    return member
  })
}

// Return the description of object's prototype.
const getObjectPrototype = function (object) {
  const proto = Object.getPrototypeOf(object)
  if (proto === null || proto === Object.prototype) return null
  return {
    members: getObjectMembers(proto),
    proto: getObjectPrototype(proto)
  }
}

// Convert a real value into meta data.
const valueToMeta = function (sender, contextId, value, optimizeSimpleObject = false) {
  // Determine the type of value.
  const meta = { type: typeof value }
  if (meta.type === 'object') {
    // Recognize certain types of objects.
    if (value === null) {
      meta.type = 'value'
    } else if (bufferUtils.isBuffer(value)) {
      meta.type = 'buffer'
    } else if (Array.isArray(value)) {
      meta.type = 'array'
    } else if (value instanceof Error) {
      meta.type = 'error'
    } else if (value instanceof Date) {
      meta.type = 'date'
    } else if (isPromise(value)) {
      meta.type = 'promise'
    } else if (hasProp.call(value, 'callee') && value.length != null) {
      // Treat the arguments object as array.
      meta.type = 'array'
    } else if (optimizeSimpleObject && v8Util.getHiddenValue(value, 'simple')) {
      // Treat simple objects as value.
      meta.type = 'value'
    }
  }

  // Fill the meta object according to value's type.
  if (meta.type === 'array') {
    meta.members = value.map((el) => valueToMeta(sender, contextId, el, optimizeSimpleObject))
  } else if (meta.type === 'object' || meta.type === 'function') {
    meta.name = value.constructor ? value.constructor.name : ''

    // Reference the original value if it's an object, because when it's
    // passed to renderer we would assume the renderer keeps a reference of
    // it.
    meta.id = objectsRegistry.add(sender, contextId, value)
    meta.members = getObjectMembers(value)
    meta.proto = getObjectPrototype(value)
  } else if (meta.type === 'buffer') {
    meta.value = bufferUtils.bufferToMeta(value)
  } else if (meta.type === 'promise') {
    // Add default handler to prevent unhandled rejections in main process
    // Instead they should appear in the renderer process
    value.then(function () {}, function () {})

    meta.then = valueToMeta(sender, contextId, function (onFulfilled, onRejected) {
      value.then(onFulfilled, onRejected)
    })
  } else if (meta.type === 'error') {
    meta.members = plainObjectToMeta(value)

    // Error.name is not part of own properties.
    meta.members.push({
      name: 'name',
      value: value.name
    })
  } else if (meta.type === 'date') {
    meta.value = value.getTime()
  } else {
    meta.type = 'value'
    meta.value = value
  }
  return meta
}

// Convert object to meta by value.
const plainObjectToMeta = function (obj) {
  return Object.getOwnPropertyNames(obj).map(function (name) {
    return {
      name: name,
      value: obj[name]
    }
  })
}

// Convert Error into meta data.
const exceptionToMeta = function (sender, contextId, error) {
  return {
    type: 'exception',
    value: errorUtils.serialize(error)
  }
}

const throwRPCError = function (message) {
  const error = new Error(message)
  error.code = 'EBADRPC'
  error.errno = -72
  throw error
}

const removeRemoteListenersAndLogWarning = (sender, callIntoRenderer) => {
  const location = v8Util.getHiddenValue(callIntoRenderer, 'location')
  let message = `Attempting to call a function in a renderer window that has been closed or released.` +
    `\nFunction provided here: ${location}`

  if (sender instanceof EventEmitter) {
    const remoteEvents = sender.eventNames().filter((eventName) => {
      return sender.listeners(eventName).includes(callIntoRenderer)
    })

    if (remoteEvents.length > 0) {
      message += `\nRemote event names: ${remoteEvents.join(', ')}`
      remoteEvents.forEach((eventName) => {
        sender.removeListener(eventName, callIntoRenderer)
      })
    }
  }

  console.warn(message)
}

// Convert array of meta data from renderer into array of real values.
const unwrapArgs = function (sender, contextId, args) {
  const metaToValue = function (meta) {
    switch (meta.type) {
      case 'value':
        return meta.value
      case 'remote-object':
        return objectsRegistry.get(meta.id)
      case 'array':
        return unwrapArgs(sender, contextId, meta.value)
      case 'buffer':
        return bufferUtils.metaToBuffer(meta.value)
      case 'date':
        return new Date(meta.value)
      case 'promise':
        return Promise.resolve({
          then: metaToValue(meta.then)
        })
      case 'object': {
        const ret = {}
        Object.defineProperty(ret.constructor, 'name', { value: meta.name })

        for (const { name, value } of meta.members) {
          ret[name] = metaToValue(value)
        }
        return ret
      }
      case 'function-with-return-value':
        const returnValue = metaToValue(meta.value)
        return function () {
          return returnValue
        }
      case 'function': {
        // Merge contextId and meta.id, since meta.id can be the same in
        // different webContents.
        const objectId = [contextId, meta.id]

        // Cache the callbacks in renderer.
        if (rendererFunctions.has(objectId)) {
          return rendererFunctions.get(objectId)
        }

        const callIntoRenderer = function (...args) {
          if (!sender.isDestroyed()) {
            sender._sendInternal('ELECTRON_RENDERER_CALLBACK', contextId, meta.id, valueToMeta(sender, contextId, args))
          } else {
            removeRemoteListenersAndLogWarning(this, callIntoRenderer)
          }
        }
        v8Util.setHiddenValue(callIntoRenderer, 'location', meta.location)
        Object.defineProperty(callIntoRenderer, 'length', { value: meta.length })

        v8Util.setRemoteCallbackFreer(callIntoRenderer, contextId, meta.id, sender)
        rendererFunctions.set(objectId, callIntoRenderer)
        return callIntoRenderer
      }
      default:
        throw new TypeError(`Unknown type: ${meta.type}`)
    }
  }
  return args.map(metaToValue)
}

// Call a function and send reply asynchronously if it's a an asynchronous
// style function and the caller didn't pass a callback.
const callFunction = function (event, contextId, func, caller, args) {
  const funcMarkedAsync = v8Util.getHiddenValue(func, 'asynchronous')
  const funcPassedCallback = typeof args[args.length - 1] === 'function'
  try {
    if (funcMarkedAsync && !funcPassedCallback) {
      args.push(function (ret) {
        event.returnValue = valueToMeta(event.sender, contextId, ret, true)
      })
      func.apply(caller, args)
    } else {
      const ret = func.apply(caller, args)
      return valueToMeta(event.sender, contextId, ret, true)
    }
  } catch (error) {
    // Catch functions thrown further down in function invocation and wrap
    // them with the function name so it's easier to trace things like
    // `Error processing argument -1.`
    const funcName = func.name || 'anonymous'
    const err = new Error(`Could not call remote function '${funcName}'. Check that the function signature is correct. Underlying error: ${error.message}`)
    err.cause = error
    throw err
  }
}

const handleRemoteCommand = function (channel, handler) {
  ipcMain.on(channel, (event, contextId, ...args) => {
    let returnValue
    if (!event.sender._isRemoteModuleEnabled()) {
      event.returnValue = null
      return
    }

    try {
      returnValue = handler(event, contextId, ...args)
    } catch (error) {
      returnValue = exceptionToMeta(event.sender, contextId, error)
    }

    if (returnValue !== undefined) {
      event.returnValue = returnValue
    }
  })
}

handleRemoteCommand('ELECTRON_BROWSER_WRONG_CONTEXT_ERROR', function (event, contextId, passedContextId, id) {
  const objectId = [passedContextId, id]
  if (!rendererFunctions.has(objectId)) {
    // Do nothing if the error has already been reported before.
    return
  }
  removeRemoteListenersAndLogWarning(event.sender, rendererFunctions.get(objectId))
})

handleRemoteCommand('ELECTRON_BROWSER_REQUIRE', function (event, contextId, moduleName) {
  const customEvent = eventBinding.createWithSender(event.sender)
  event.sender.emit('remote-require', customEvent, moduleName)

  if (customEvent.returnValue === undefined) {
    if (customEvent.defaultPrevented) {
      throw new Error(`Blocked remote.require('${moduleName}')`)
    } else {
      customEvent.returnValue = process.mainModule.require(moduleName)
    }
  }

  return valueToMeta(event.sender, contextId, customEvent.returnValue)
})

handleRemoteCommand('ELECTRON_BROWSER_GET_BUILTIN', function (event, contextId, moduleName) {
  const customEvent = eventBinding.createWithSender(event.sender)
  event.sender.emit('remote-get-builtin', customEvent, moduleName)

  if (customEvent.returnValue === undefined) {
    if (customEvent.defaultPrevented) {
      throw new Error(`Blocked remote.getBuiltin('${moduleName}')`)
    } else {
      customEvent.returnValue = electron[moduleName]
    }
  }

  return valueToMeta(event.sender, contextId, customEvent.returnValue)
})

handleRemoteCommand('ELECTRON_BROWSER_GLOBAL', function (event, contextId, globalName) {
  const customEvent = eventBinding.createWithSender(event.sender)
  event.sender.emit('remote-get-global', customEvent, globalName)

  if (customEvent.returnValue === undefined) {
    if (customEvent.defaultPrevented) {
      throw new Error(`Blocked remote.getGlobal('${globalName}')`)
    } else {
      customEvent.returnValue = global[globalName]
    }
  }

  return valueToMeta(event.sender, contextId, customEvent.returnValue)
})

handleRemoteCommand('ELECTRON_BROWSER_CURRENT_WINDOW', function (event, contextId) {
  const customEvent = eventBinding.createWithSender(event.sender)
  event.sender.emit('remote-get-current-window', customEvent)

  if (customEvent.returnValue === undefined) {
    if (customEvent.defaultPrevented) {
      throw new Error('Blocked remote.getCurrentWindow()')
    } else {
      customEvent.returnValue = event.sender.getOwnerBrowserWindow()
    }
  }

  return valueToMeta(event.sender, contextId, customEvent.returnValue)
})

handleRemoteCommand('ELECTRON_BROWSER_CURRENT_WEB_CONTENTS', function (event, contextId) {
  const customEvent = eventBinding.createWithSender(event.sender)
  event.sender.emit('remote-get-current-web-contents', customEvent)

  if (customEvent.returnValue === undefined) {
    if (customEvent.defaultPrevented) {
      throw new Error('Blocked remote.getCurrentWebContents()')
    } else {
      customEvent.returnValue = event.sender
    }
  }

  return valueToMeta(event.sender, contextId, customEvent.returnValue)
})

handleRemoteCommand('ELECTRON_BROWSER_CONSTRUCTOR', function (event, contextId, id, args) {
  args = unwrapArgs(event.sender, contextId, args)
  const constructor = objectsRegistry.get(id)

  if (constructor == null) {
    throwRPCError(`Cannot call constructor on missing remote object ${id}`)
  }

  return valueToMeta(event.sender, contextId, new constructor(...args))
})

handleRemoteCommand('ELECTRON_BROWSER_FUNCTION_CALL', function (event, contextId, id, args) {
  args = unwrapArgs(event.sender, contextId, args)
  const func = objectsRegistry.get(id)

  if (func == null) {
    throwRPCError(`Cannot call function on missing remote object ${id}`)
  }

  return callFunction(event, contextId, func, global, args)
})

handleRemoteCommand('ELECTRON_BROWSER_MEMBER_CONSTRUCTOR', function (event, contextId, id, method, args) {
  args = unwrapArgs(event.sender, contextId, args)
  const object = objectsRegistry.get(id)

  if (object == null) {
    throwRPCError(`Cannot call constructor '${method}' on missing remote object ${id}`)
  }

  return valueToMeta(event.sender, contextId, new object[method](...args))
})

handleRemoteCommand('ELECTRON_BROWSER_MEMBER_CALL', function (event, contextId, id, method, args) {
  args = unwrapArgs(event.sender, contextId, args)
  const obj = objectsRegistry.get(id)

  if (obj == null) {
    throwRPCError(`Cannot call function '${method}' on missing remote object ${id}`)
  }

  return callFunction(event, contextId, obj[method], obj, args)
})

handleRemoteCommand('ELECTRON_BROWSER_MEMBER_SET', function (event, contextId, id, name, args) {
  args = unwrapArgs(event.sender, contextId, args)
  const obj = objectsRegistry.get(id)

  if (obj == null) {
    throwRPCError(`Cannot set property '${name}' on missing remote object ${id}`)
  }

  obj[name] = args[0]
  return null
})

handleRemoteCommand('ELECTRON_BROWSER_MEMBER_GET', function (event, contextId, id, name) {
  const obj = objectsRegistry.get(id)

  if (obj == null) {
    throwRPCError(`Cannot get property '${name}' on missing remote object ${id}`)
  }

  return valueToMeta(event.sender, contextId, obj[name])
})

handleRemoteCommand('ELECTRON_BROWSER_DEREFERENCE', function (event, contextId, id) {
  objectsRegistry.remove(event.sender, contextId, id)
})

handleRemoteCommand('ELECTRON_BROWSER_CONTEXT_RELEASE', (event, contextId) => {
  objectsRegistry.clear(event.sender, contextId)
  return null
})

handleRemoteCommand('ELECTRON_BROWSER_GUEST_WEB_CONTENTS', function (event, contextId, guestInstanceId) {
  const guest = guestViewManager.getGuestForWebContents(guestInstanceId, event.sender)

  const customEvent = eventBinding.createWithSender(event.sender)
  event.sender.emit('remote-get-guest-web-contents', customEvent, guest)

  if (customEvent.returnValue === undefined) {
    if (customEvent.defaultPrevented) {
      throw new Error(`Blocked remote.getGuestForWebContents()`)
    } else {
      customEvent.returnValue = guest
    }
  }

  return valueToMeta(event.sender, contextId, customEvent.returnValue)
})

// Implements window.close()
ipcMain.on('ELECTRON_BROWSER_WINDOW_CLOSE', function (event) {
  const window = event.sender.getOwnerBrowserWindow()
  if (window) {
    window.close()
  }
  event.returnValue = null
})

const getTempDirectory = function () {
  try {
    return electron.app.getPath('temp')
  } catch (error) {
    return os.tmpdir()
  }
}

const crashReporterInit = function (options) {
  const productName = options.productName || electron.app.getName()
  const crashesDirectory = path.join(getTempDirectory(), `${productName} Crashes`)
  let crashServicePid

  if (process.platform === 'win32') {
    const env = {
      ELECTRON_INTERNAL_CRASH_SERVICE: 1
    }
    const args = [
      '--reporter-url=' + options.submitURL,
      '--application-name=' + productName,
      '--crashes-directory=' + crashesDirectory,
      '--v=1'
    ]

    const crashServiceProcess = spawn(process.helperExecPath, args, {
      env,
      detached: true
    })

    crashServicePid = crashServiceProcess.pid
  }

  return {
    productName,
    crashesDirectory,
    crashServicePid,
    appVersion: electron.app.getVersion()
  }
}

const setReturnValue = function (event, getValue) {
  try {
    event.returnValue = [null, getValue()]
  } catch (error) {
    event.returnValue = [errorUtils.serialize(error)]
  }
}

ipcMain.on('ELECTRON_CRASH_REPORTER_INIT', function (event, options) {
  setReturnValue(event, () => crashReporterInit(options))
})

ipcMain.on('ELECTRON_BROWSER_GET_LAST_WEB_PREFERENCES', function (event) {
  setReturnValue(event, () => event.sender.getLastWebPreferences())
})

ipcMain.on('ELECTRON_BROWSER_CLIPBOARD_READ_FIND_TEXT', function (event) {
  setReturnValue(event, () => electron.clipboard.readFindText())
})

ipcMain.on('ELECTRON_BROWSER_CLIPBOARD_WRITE_FIND_TEXT', function (event, text) {
  setReturnValue(event, () => electron.clipboard.writeFindText(text))
})

ipcMain.on('ELECTRON_BROWSER_SANDBOX_LOAD', function (event) {
  const preloadPath = event.sender._getPreloadPath()
  let preloadSrc = null
  let preloadError = null
  if (preloadPath) {
    try {
      preloadSrc = fs.readFileSync(preloadPath).toString()
    } catch (err) {
      preloadError = { stack: err ? err.stack : (new Error(`Failed to load "${preloadPath}"`)).stack }
    }
  }
  event.returnValue = {
    preloadSrc,
    preloadError,
    isRemoteModuleEnabled: event.sender._isRemoteModuleEnabled(),
    process: {
      arch: process.arch,
      platform: process.platform,
      env: process.env,
      version: process.version,
      versions: process.versions
    }
  }
})
'use strict'

if (process.platform === 'linux' && process.type === 'renderer') {
  // On Linux we could not access clipboard in renderer process.
  const { getRemoteForUsage } = require('@electron/internal/renderer/remote')
  module.exports = getRemoteForUsage('clipboard').clipboard
} else {
  const clipboard = process.atomBinding('clipboard')

  // Read/write to find pasteboard over IPC since only main process is notified
  // of changes
  if (process.platform === 'darwin' && process.type === 'renderer') {
    const ipcRenderer = require('@electron/internal/renderer/ipc-renderer-internal')
    const errorUtils = require('@electron/internal/common/error-utils')

    const invoke = function (command, ...args) {
      const [ error, result ] = ipcRenderer.sendSync(command, ...args)

      if (error) {
        throw errorUtils.deserialize(error)
      } else {
        return result
      }
    }

    clipboard.readFindText = (...args) => invoke('ELECTRON_BROWSER_CLIPBOARD_READ_FIND_TEXT', ...args)
    clipboard.writeFindText = (...args) => invoke('ELECTRON_BROWSER_CLIPBOARD_WRITE_FIND_TEXT', ...args)
  }

  module.exports = clipboard
}
'use strict'

let deprecationHandler = null

function warnOnce (oldName, newName) {
  let warned = false
  const msg = newName
    ? `'${oldName}' is deprecated and will be removed. Please use '${newName}' instead.`
    : `'${oldName}' is deprecated and will be removed.`
  return () => {
    if (!warned && !process.noDeprecation) {
      warned = true
      deprecate.log(msg)
    }
  }
}

const deprecate = {
  setHandler: (handler) => { deprecationHandler = handler },
  getHandler: () => deprecationHandler,
  warn: (oldName, newName) => {
    return deprecate.log(`'${oldName}' is deprecated. Use '${newName}' instead.`)
  },
  log: (message) => {
    if (typeof deprecationHandler === 'function') {
      deprecationHandler(message)
    } else if (process.throwDeprecation) {
      throw new Error(message)
    } else if (process.traceDeprecation) {
      return console.trace(message)
    } else {
      return console.warn(`(electron) ${message}`)
    }
  },

  event: (emitter, oldName, newName) => {
    const warn = newName.startsWith('-') /* internal event */
      ? warnOnce(`${oldName} event`)
      : warnOnce(`${oldName} event`, `${newName} event`)
    return emitter.on(newName, function (...args) {
      if (this.listenerCount(oldName) !== 0) {
        warn()
        this.emit(oldName, ...args)
      }
    })
  },

  removeProperty: (o, removedName) => {
    // if the property's already been removed, warn about it
    if (!(removedName in o)) {
      deprecate.log(`Unable to remove property '${removedName}' from an object that lacks it.`)
    }

    // wrap the deprecated property in an accessor to warn
    const warn = warnOnce(removedName)
    let val = o[removedName]
    return Object.defineProperty(o, removedName, {
      configurable: true,
      get: () => {
        warn()
        return val
      },
      set: newVal => {
        warn()
        val = newVal
      }
    })
  },

  renameProperty: (o, oldName, newName) => {
    const warn = warnOnce(oldName, newName)

    // if the new property isn't there yet,
    // inject it and warn about it
    if ((oldName in o) && !(newName in o)) {
      warn()
      o[newName] = o[oldName]
    }

    // wrap the deprecated property in an accessor to warn
    // and redirect to the new property
    return Object.defineProperty(o, oldName, {
      get: () => {
        warn()
        return o[newName]
      },
      set: value => {
        warn()
        o[newName] = value
      }
    })
  }
}

module.exports = deprecate
'use strict'

const deprecate = require('electron').deprecate

exports.setHandler = function (deprecationHandler) {
  deprecate.setHandler(deprecationHandler)
}

exports.getHandler = function () {
  return deprecate.getHandler()
}
'use strict'

const moduleList = require('@electron/internal/common/api/module-list')

exports.memoizedGetter = (getter) => {
  /*
   * It's ok to leak this value as it would be leaked by the global
   * node module cache anyway at `Module._cache`.  This memoization
   * is dramatically faster than relying on nodes module cache however
   */
  let memoizedValue = null

  return () => {
    if (memoizedValue === null) {
      memoizedValue = getter()
    }
    return memoizedValue
  }
}

// Attaches properties to |targetExports|.
exports.defineProperties = function (targetExports) {
  const descriptors = {}
  for (const module of moduleList) {
    descriptors[module.name] = {
      enumerable: !module.private,
      get: exports.memoizedGetter(() => require(`@electron/internal/common/api/${module.file}`))
    }
  }
  return Object.defineProperties(targetExports, descriptors)
}
'use strict'

module.exports = function isPromise (val) {
  return (
    val &&
    val.then &&
    val.then instanceof Function &&
    val.constructor &&
    val.constructor.reject &&
    val.constructor.reject instanceof Function &&
    val.constructor.resolve &&
    val.constructor.resolve instanceof Function
  )
}
'use strict'

// Common modules, please sort alphabetically
module.exports = [
  { name: 'clipboard', file: 'clipboard' },
  { name: 'nativeImage', file: 'native-image' },
  { name: 'shell', file: 'shell' },
  // The internal modules, invisible unless you know their names.
  { name: 'deprecate', file: 'deprecate', private: true },
  { name: 'deprecations', file: 'deprecations', private: true },
  { name: 'isPromise', file: 'is-promise', private: true }
]
'use strict'

module.exports = process.atomBinding('native_image')
'use strict'

module.exports = process.atomBinding('shell')
'use strict'

module.exports = function atomBindingSetup (binding, processType) {
  return function atomBinding (name) {
    try {
      return binding(`atom_${processType}_${name}`)
    } catch (error) {
      if (/No such module/.test(error.message)) {
        return binding(`atom_common_${name}`)
      } else {
        throw error
      }
    }
  }
}
'use strict'

// Note: Don't use destructuring assignment for `Buffer`, or we'll hit a
// browserify bug that makes the statement invalid, throwing an error in
// sandboxed renderer.
const Buffer = require('buffer').Buffer

const typedArrays = {
  Buffer,
  ArrayBuffer,
  Int8Array,
  Uint8Array,
  Uint8ClampedArray,
  Int16Array,
  Uint16Array,
  Int32Array,
  Uint32Array,
  Float32Array,
  Float64Array
}

function getType (value) {
  for (const type of Object.keys(typedArrays)) {
    if (value instanceof typedArrays[type]) {
      return type
    }
  }
  return null
}

function getBuffer (value) {
  if (value instanceof Buffer) {
    return value
  } else if (value instanceof ArrayBuffer) {
    return Buffer.from(value)
  } else {
    return Buffer.from(value.buffer, value.byteOffset, value.byteLength)
  }
}

exports.isBuffer = function (value) {
  return ArrayBuffer.isView(value) || value instanceof ArrayBuffer
}

exports.bufferToMeta = function (value) {
  return {
    type: getType(value),
    data: getBuffer(value),
    length: value.length
  }
}

exports.metaToBuffer = function (value) {
  const constructor = typedArrays[value.type]
  const data = getBuffer(value.data)

  if (constructor === Buffer) {
    return data
  } else if (constructor === ArrayBuffer) {
    return data.buffer
  } else if (constructor) {
    return new constructor(data.buffer, data.byteOffset, value.length)
  } else {
    return data
  }
}
'use strict'

const binding = process.atomBinding('crash_reporter')

const errorUtils = require('@electron/internal/common/error-utils')

class CrashReporter {
  contructor () {
    this.productName = null
    this.crashesDirectory = null
  }

  sendSync (channel, ...args) {
    throw new Error('Not implemented')
  }

  invoke (command, ...args) {
    const [ error, result ] = this.sendSync(command, ...args)

    if (error) {
      throw errorUtils.deserialize(error)
    }

    return result
  }

  start (options) {
    if (options == null) options = {}

    let {
      productName,
      companyName,
      extra,
      ignoreSystemCrashHandler,
      submitURL,
      uploadToServer
    } = options

    if (uploadToServer == null) {
      uploadToServer = true
    }

    if (ignoreSystemCrashHandler == null) {
      ignoreSystemCrashHandler = false
    }

    if (companyName == null) {
      throw new Error('companyName is a required option to crashReporter.start')
    }
    if (submitURL == null) {
      throw new Error('submitURL is a required option to crashReporter.start')
    }

    const ret = this.invoke('ELECTRON_CRASH_REPORTER_INIT', {
      submitURL,
      productName
    })

    this.productName = ret.productName
    this.crashesDirectory = ret.crashesDirectory
    this.crashServicePid = ret.crashServicePid

    if (extra == null) extra = {}
    if (extra._productName == null) extra._productName = ret.productName
    if (extra._companyName == null) extra._companyName = companyName
    if (extra._version == null) extra._version = ret.appVersion

    binding.start(ret.productName, companyName, submitURL, ret.crashesDirectory, uploadToServer, ignoreSystemCrashHandler, extra)
  }

  getLastCrashReport () {
    const reports = this.getUploadedReports()
      .sort((a, b) => {
        const ats = (a && a.date) ? new Date(a.date).getTime() : 0
        const bts = (b && b.date) ? new Date(b.date).getTime() : 0
        return bts - ats
      })

    return (reports.length > 0) ? reports[0] : null
  }

  getUploadedReports () {
    return binding.getUploadedReports(this.getCrashesDirectory())
  }

  getCrashesDirectory () {
    return this.crashesDirectory
  }

  getProductName () {
    return this.productName
  }

  getUploadToServer () {
    if (process.type === 'browser') {
      return binding.getUploadToServer()
    } else {
      throw new Error('getUploadToServer can only be called from the main process')
    }
  }

  setUploadToServer (uploadToServer) {
    if (process.type === 'browser') {
      return binding.setUploadToServer(uploadToServer)
    } else {
      throw new Error('setUploadToServer can only be called from the main process')
    }
  }

  addExtraParameter (key, value) {
    binding.addExtraParameter(key, value)
  }

  removeExtraParameter (key) {
    binding.removeExtraParameter(key)
  }

  getParameters (key, value) {
    return binding.getParameters()
  }
}

module.exports = CrashReporter
'use strict'

const constructors = new Map([
  [Error.name, Error],
  [EvalError.name, EvalError],
  [RangeError.name, RangeError],
  [ReferenceError.name, ReferenceError],
  [SyntaxError.name, SyntaxError],
  [TypeError.name, TypeError],
  [URIError.name, URIError]
])

exports.deserialize = function (error) {
  if (error && error.__ELECTRON_SERIALIZED_ERROR__ && constructors.has(error.name)) {
    const constructor = constructors.get(error.name)
    const deserializedError = new constructor(error.message)
    deserializedError.stack = error.stack
    deserializedError.from = error.from
    deserializedError.cause = exports.deserialize(error.cause)
    return deserializedError
  }
  return error
}

exports.serialize = function (error) {
  if (error instanceof Error) {
    // Errors get lost, because: JSON.stringify(new Error('Message')) === {}
    // Take the serializable properties and construct a generic object
    return {
      message: error.message,
      stack: error.stack,
      name: error.name,
      from: process.type,
      cause: exports.serialize(error.cause),
      __ELECTRON_SERIALIZED_ERROR__: true
    }
  }
  return error
}
'use strict'

const timers = require('timers')
const util = require('util')

process.atomBinding = require('@electron/internal/common/atom-binding-setup')(process.binding, process.type)

// setImmediate and process.nextTick makes use of uv_check and uv_prepare to
// run the callbacks, however since we only run uv loop on requests, the
// callbacks wouldn't be called until something else activated the uv loop,
// which would delay the callbacks for arbitrary long time. So we should
// initiatively activate the uv loop once setImmediate and process.nextTick is
// called.
const wrapWithActivateUvLoop = function (func) {
  return wrap(func, function (func) {
    return function () {
      process.activateUvLoop()
      return func.apply(this, arguments)
    }
  })
}

function wrap (func, wrapper) {
  const wrapped = wrapper(func)
  if (func[util.promisify.custom]) {
    wrapped[util.promisify.custom] = wrapper(func[util.promisify.custom])
  }
  return wrapped
}

process.nextTick = wrapWithActivateUvLoop(process.nextTick)

global.setImmediate = wrapWithActivateUvLoop(timers.setImmediate)
global.clearImmediate = timers.clearImmediate

if (process.type === 'browser') {
  // setTimeout needs to update the polling timeout of the event loop, when
  // called under Chromium's event loop the node's event loop won't get a chance
  // to update the timeout, so we have to force the node's event loop to
  // recalculate the timeout in browser process.
  global.setTimeout = wrapWithActivateUvLoop(timers.setTimeout)
  global.setInterval = wrapWithActivateUvLoop(timers.setInterval)
}

if (process.platform === 'win32') {
  // Always returns EOF for stdin stream.
  const { Readable } = require('stream')
  const stdin = new Readable()
  stdin.push(null)
  process.__defineGetter__('stdin', function () {
    return stdin
  })
}
'use strict'

// parses a feature string that has the format used in window.open()
// - `features` input string
// - `emit` function(key, value) - called for each parsed KV
module.exports = function parseFeaturesString (features, emit) {
  features = `${features}`
  // split the string by ','
  features.split(/,\s*/).forEach((feature) => {
    // expected form is either a key by itself or a key/value pair in the form of
    // 'key=value'
    let [key, value] = feature.split(/\s*=/)
    if (!key) return

    // interpret the value as a boolean, if possible
    value = (value === 'yes' || value === '1') ? true : (value === 'no' || value === '0') ? false : value

    // emit the parsed pair
    emit(key, value)
  })
}
'use strict'

const path = require('path')
const Module = require('module')

// Clear Node's global search paths.
Module.globalPaths.length = 0

// Clear current and parent(init.js)'s search paths.
module.paths = []
module.parent.paths = []

// Prevent Node from adding paths outside this app to search paths.
const resourcesPathWithTrailingSlash = process.resourcesPath + path.sep
const originalNodeModulePaths = Module._nodeModulePaths
Module._nodeModulePaths = function (from) {
  const paths = originalNodeModulePaths(from)
  const fromPath = path.resolve(from) + path.sep
  // If "from" is outside the app then we do nothing.
  if (fromPath.startsWith(resourcesPathWithTrailingSlash)) {
    return paths.filter(function (candidate) {
      return candidate.startsWith(resourcesPathWithTrailingSlash)
    })
  } else {
    return paths
  }
}

const BASE_INTERNAL_PATH = path.resolve(__dirname, '..')
const INTERNAL_MODULE_PREFIX = '@electron/internal/'

// Patch Module._resolveFilename to always require the Electron API when
// require('electron') is done.
const electronPath = path.join(__dirname, '..', process.type, 'api', 'exports', 'electron.js')
const originalResolveFilename = Module._resolveFilename
Module._resolveFilename = function (request, parent, isMain) {
  if (request === 'electron') {
    return electronPath
  } else if (request.startsWith(INTERNAL_MODULE_PREFIX) && request.length > INTERNAL_MODULE_PREFIX.length) {
    const slicedRequest = request.slice(INTERNAL_MODULE_PREFIX.length)
    return path.resolve(BASE_INTERNAL_PATH, `${slicedRequest}${slicedRequest.endsWith('.js') ? '' : '.js'}`)
  } else {
    return originalResolveFilename(request, parent, isMain)
  }
}
'use strict'

// Public-facing API methods.
exports.syncMethods = new Set([
  'getURL',
  'loadURL',
  'getTitle',
  'isLoading',
  'isLoadingMainFrame',
  'isWaitingForResponse',
  'stop',
  'reload',
  'reloadIgnoringCache',
  'canGoBack',
  'canGoForward',
  'canGoToOffset',
  'clearHistory',
  'goBack',
  'goForward',
  'goToIndex',
  'goToOffset',
  'isCrashed',
  'setUserAgent',
  'getUserAgent',
  'openDevTools',
  'closeDevTools',
  'isDevToolsOpened',
  'isDevToolsFocused',
  'inspectElement',
  'setAudioMuted',
  'isAudioMuted',
  'isCurrentlyAudible',
  'undo',
  'redo',
  'cut',
  'copy',
  'paste',
  'pasteAndMatchStyle',
  'delete',
  'selectAll',
  'unselect',
  'replace',
  'replaceMisspelling',
  'findInPage',
  'stopFindInPage',
  'downloadURL',
  'inspectServiceWorker',
  'showDefinitionForSelection',
  'setZoomFactor',
  'setZoomLevel',
  'sendImeEvent'
])

exports.asyncCallbackMethods = new Set([
  'insertCSS',
  'insertText',
  'send',
  'sendInputEvent',
  'setLayoutZoomLevelLimits',
  'setVisualZoomLevelLimits',
  'getZoomFactor',
  'getZoomLevel',
  'print',
  'printToPDF'
])

exports.asyncPromiseMethods = new Set([
  'capturePage',
  'executeJavaScript'
])
'use strict'

const CrashReporter = require('@electron/internal/common/crash-reporter')
const ipcRenderer = require('@electron/internal/renderer/ipc-renderer-internal')

class CrashReporterRenderer extends CrashReporter {
  sendSync (channel, ...args) {
    return ipcRenderer.sendSync(channel, ...args)
  }
}

module.exports = new CrashReporterRenderer()
'use strict'

const { nativeImage } = require('electron')
const ipcRenderer = require('@electron/internal/renderer/ipc-renderer-internal')

const includes = [].includes
let currentId = 0

const incrementId = () => {
  currentId += 1
  return currentId
}

// |options.types| can't be empty and must be an array
function isValid (options) {
  const types = options ? options.types : undefined
  return Array.isArray(types)
}

exports.getSources = function (options, callback) {
  if (!isValid(options)) return callback(new Error('Invalid options'))
  const captureWindow = includes.call(options.types, 'window')
  const captureScreen = includes.call(options.types, 'screen')

  if (options.thumbnailSize == null) {
    options.thumbnailSize = {
      width: 150,
      height: 150
    }
  }

  const id = incrementId()
  ipcRenderer.send('ELECTRON_BROWSER_DESKTOP_CAPTURER_GET_SOURCES', captureWindow, captureScreen, options.thumbnailSize, id)
  return ipcRenderer.once(`ELECTRON_RENDERER_DESKTOP_CAPTURER_RESULT_${id}`, (event, sources) => {
    callback(null, (() => {
      const results = []
      sources.forEach(source => {
        results.push({
          id: source.id,
          name: source.name,
          thumbnail: nativeImage.createFromDataURL(source.thumbnail),
          display_id: source.display_id
        })
      })
      return results
    })())
  })
}
'use strict'

const common = require('@electron/internal/common/api/exports/electron')
const moduleList = require('@electron/internal/renderer/api/module-list')

// Import common modules.
common.defineProperties(exports)

for (const {
  name,
  file,
  enabled = true,
  private: isPrivate = false
} of moduleList) {
  if (!enabled) {
    continue
  }

  Object.defineProperty(exports, name, {
    enumerable: !isPrivate,
    get: common.memoizedGetter(() => require(`@electron/internal/renderer/api/${file}`))
  })
}
'use strict'

const binding = process.atomBinding('ipc')
const v8Util = process.atomBinding('v8_util')

// Created by init.js.
const ipcRenderer = v8Util.getHiddenValue(global, 'ipc')
const internal = false

ipcRenderer.send = function (...args) {
  return binding.send('ipc-message', args)
}

ipcRenderer.sendSync = function (...args) {
  return binding.sendSync('ipc-message-sync', args)[0]
}

ipcRenderer.sendToHost = function (...args) {
  return binding.send('ipc-message-host', args)
}

ipcRenderer.sendTo = function (webContentsId, channel, ...args) {
  return binding.sendTo(internal, false, webContentsId, channel, args)
}

ipcRenderer.sendToAll = function (webContentsId, channel, ...args) {
  return binding.sendTo(internal, true, webContentsId, channel, args)
}

module.exports = ipcRenderer
'use strict'

const features = process.atomBinding('features')
const v8Util = process.atomBinding('v8_util')

const enableRemoteModule = v8Util.getHiddenValue(global, 'enableRemoteModule')

// Renderer side modules, please sort alphabetically.
// A module is `enabled` if there is no explicit condition defined.
module.exports = [
  { name: 'crashReporter', file: 'crash-reporter', enabled: true },
  {
    name: 'desktopCapturer',
    file: 'desktop-capturer',
    enabled: features.isDesktopCapturerEnabled()
  },
  { name: 'ipcRenderer', file: 'ipc-renderer' },
  { name: 'remote', file: 'remote', enabled: enableRemoteModule },
  { name: 'screen', file: 'screen' },
  { name: 'webFrame', file: 'web-frame' }
]
'use strict'

const v8Util = process.atomBinding('v8_util')
const { isPromise } = require('electron')
const resolvePromise = Promise.resolve.bind(Promise)

const CallbacksRegistry = require('@electron/internal/renderer/callbacks-registry')
const bufferUtils = require('@electron/internal/common/buffer-utils')
const errorUtils = require('@electron/internal/common/error-utils')
const ipcRenderer = require('@electron/internal/renderer/ipc-renderer-internal')

const callbacksRegistry = new CallbacksRegistry()
const remoteObjectCache = v8Util.createIDWeakMap()

// An unique ID that can represent current context.
const contextId = v8Util.getHiddenValue(global, 'contextId')

// Notify the main process when current context is going to be released.
// Note that when the renderer process is destroyed, the message may not be
// sent, we also listen to the "render-view-deleted" event in the main process
// to guard that situation.
process.on('exit', () => {
  const command = 'ELECTRON_BROWSER_CONTEXT_RELEASE'
  ipcRenderer.sendSync(command, contextId)
})

// Convert the arguments object into an array of meta data.
function wrapArgs (args, visited = new Set()) {
  const valueToMeta = (value) => {
    // Check for circular reference.
    if (visited.has(value)) {
      return {
        type: 'value',
        value: null
      }
    }

    if (Array.isArray(value)) {
      visited.add(value)
      const meta = {
        type: 'array',
        value: wrapArgs(value, visited)
      }
      visited.delete(value)
      return meta
    } else if (bufferUtils.isBuffer(value)) {
      return {
        type: 'buffer',
        value: bufferUtils.bufferToMeta(value)
      }
    } else if (value instanceof Date) {
      return {
        type: 'date',
        value: value.getTime()
      }
    } else if ((value != null) && typeof value === 'object') {
      if (isPromise(value)) {
        return {
          type: 'promise',
          then: valueToMeta(function (onFulfilled, onRejected) {
            value.then(onFulfilled, onRejected)
          })
        }
      } else if (v8Util.getHiddenValue(value, 'atomId')) {
        return {
          type: 'remote-object',
          id: v8Util.getHiddenValue(value, 'atomId')
        }
      }

      const meta = {
        type: 'object',
        name: value.constructor ? value.constructor.name : '',
        members: []
      }
      visited.add(value)
      for (const prop in value) {
        meta.members.push({
          name: prop,
          value: valueToMeta(value[prop])
        })
      }
      visited.delete(value)
      return meta
    } else if (typeof value === 'function' && v8Util.getHiddenValue(value, 'returnValue')) {
      return {
        type: 'function-with-return-value',
        value: valueToMeta(value())
      }
    } else if (typeof value === 'function') {
      return {
        type: 'function',
        id: callbacksRegistry.add(value),
        location: v8Util.getHiddenValue(value, 'location'),
        length: value.length
      }
    } else {
      return {
        type: 'value',
        value: value
      }
    }
  }
  return args.map(valueToMeta)
}

// Populate object's members from descriptors.
// The |ref| will be kept referenced by |members|.
// This matches |getObjectMemebers| in rpc-server.
function setObjectMembers (ref, object, metaId, members) {
  if (!Array.isArray(members)) return

  for (const member of members) {
    if (object.hasOwnProperty(member.name)) continue

    const descriptor = { enumerable: member.enumerable }
    if (member.type === 'method') {
      const remoteMemberFunction = function (...args) {
        let command
        if (this && this.constructor === remoteMemberFunction) {
          command = 'ELECTRON_BROWSER_MEMBER_CONSTRUCTOR'
        } else {
          command = 'ELECTRON_BROWSER_MEMBER_CALL'
        }
        const ret = ipcRenderer.sendSync(command, contextId, metaId, member.name, wrapArgs(args))
        return metaToValue(ret)
      }

      let descriptorFunction = proxyFunctionProperties(remoteMemberFunction, metaId, member.name)

      descriptor.get = () => {
        descriptorFunction.ref = ref // The member should reference its object.
        return descriptorFunction
      }
      // Enable monkey-patch the method
      descriptor.set = (value) => {
        descriptorFunction = value
        return value
      }
      descriptor.configurable = true
    } else if (member.type === 'get') {
      descriptor.get = () => {
        const command = 'ELECTRON_BROWSER_MEMBER_GET'
        const meta = ipcRenderer.sendSync(command, contextId, metaId, member.name)
        return metaToValue(meta)
      }

      if (member.writable) {
        descriptor.set = (value) => {
          const args = wrapArgs([value])
          const command = 'ELECTRON_BROWSER_MEMBER_SET'
          const meta = ipcRenderer.sendSync(command, contextId, metaId, member.name, args)
          if (meta != null) metaToValue(meta)
          return value
        }
      }
    }

    Object.defineProperty(object, member.name, descriptor)
  }
}

// Populate object's prototype from descriptor.
// This matches |getObjectPrototype| in rpc-server.
function setObjectPrototype (ref, object, metaId, descriptor) {
  if (descriptor === null) return
  const proto = {}
  setObjectMembers(ref, proto, metaId, descriptor.members)
  setObjectPrototype(ref, proto, metaId, descriptor.proto)
  Object.setPrototypeOf(object, proto)
}

// Wrap function in Proxy for accessing remote properties
function proxyFunctionProperties (remoteMemberFunction, metaId, name) {
  let loaded = false

  // Lazily load function properties
  const loadRemoteProperties = () => {
    if (loaded) return
    loaded = true
    const command = 'ELECTRON_BROWSER_MEMBER_GET'
    const meta = ipcRenderer.sendSync(command, contextId, metaId, name)
    setObjectMembers(remoteMemberFunction, remoteMemberFunction, meta.id, meta.members)
  }

  return new Proxy(remoteMemberFunction, {
    set: (target, property, value, receiver) => {
      if (property !== 'ref') loadRemoteProperties()
      target[property] = value
      return true
    },
    get: (target, property, receiver) => {
      if (!target.hasOwnProperty(property)) loadRemoteProperties()
      const value = target[property]
      if (property === 'toString' && typeof value === 'function') {
        return value.bind(target)
      }
      return value
    },
    ownKeys: (target) => {
      loadRemoteProperties()
      return Object.getOwnPropertyNames(target)
    },
    getOwnPropertyDescriptor: (target, property) => {
      const descriptor = Object.getOwnPropertyDescriptor(target, property)
      if (descriptor) return descriptor
      loadRemoteProperties()
      return Object.getOwnPropertyDescriptor(target, property)
    }
  })
}

// Convert meta data from browser into real value.
function metaToValue (meta) {
  const types = {
    value: () => meta.value,
    array: () => meta.members.map((member) => metaToValue(member)),
    buffer: () => bufferUtils.metaToBuffer(meta.value),
    promise: () => resolvePromise({ then: metaToValue(meta.then) }),
    error: () => metaToPlainObject(meta),
    date: () => new Date(meta.value),
    exception: () => { throw errorUtils.deserialize(meta.value) }
  }

  if (meta.type in types) {
    return types[meta.type]()
  } else {
    let ret
    if (remoteObjectCache.has(meta.id)) {
      return remoteObjectCache.get(meta.id)
    }

    // A shadow class to represent the remote function object.
    if (meta.type === 'function') {
      const remoteFunction = function (...args) {
        let command
        if (this && this.constructor === remoteFunction) {
          command = 'ELECTRON_BROWSER_CONSTRUCTOR'
        } else {
          command = 'ELECTRON_BROWSER_FUNCTION_CALL'
        }
        const obj = ipcRenderer.sendSync(command, contextId, meta.id, wrapArgs(args))
        return metaToValue(obj)
      }
      ret = remoteFunction
    } else {
      ret = {}
    }

    setObjectMembers(ret, ret, meta.id, meta.members)
    setObjectPrototype(ret, ret, meta.id, meta.proto)
    Object.defineProperty(ret.constructor, 'name', { value: meta.name })

    // Track delegate obj's lifetime & tell browser to clean up when object is GCed.
    v8Util.setRemoteObjectFreer(ret, contextId, meta.id)
    v8Util.setHiddenValue(ret, 'atomId', meta.id)
    remoteObjectCache.set(meta.id, ret)
    return ret
  }
}

// Construct a plain object from the meta.
function metaToPlainObject (meta) {
  const obj = (() => meta.type === 'error' ? new Error() : {})()
  for (let i = 0; i < meta.members.length; i++) {
    const { name, value } = meta.members[i]
    obj[name] = value
  }
  return obj
}

function handleMessage (channel, handler) {
  ipcRenderer.on(channel, (event, passedContextId, id, ...args) => {
    if (passedContextId === contextId) {
      handler(id, ...args)
    } else {
      // Message sent to an un-exist context, notify the error to main process.
      ipcRenderer.send('ELECTRON_BROWSER_WRONG_CONTEXT_ERROR', contextId, passedContextId, id)
    }
  })
}

// Browser calls a callback in renderer.
handleMessage('ELECTRON_RENDERER_CALLBACK', (id, args) => {
  callbacksRegistry.apply(id, metaToValue(args))
})

// A callback in browser is released.
handleMessage('ELECTRON_RENDERER_RELEASE_CALLBACK', (id) => {
  callbacksRegistry.remove(id)
})

exports.require = (module) => {
  const command = 'ELECTRON_BROWSER_REQUIRE'
  const meta = ipcRenderer.sendSync(command, contextId, module)
  return metaToValue(meta)
}

// Alias to remote.require('electron').xxx.
exports.getBuiltin = (module) => {
  const command = 'ELECTRON_BROWSER_GET_BUILTIN'
  const meta = ipcRenderer.sendSync(command, contextId, module)
  return metaToValue(meta)
}

exports.getCurrentWindow = () => {
  const command = 'ELECTRON_BROWSER_CURRENT_WINDOW'
  const meta = ipcRenderer.sendSync(command, contextId)
  return metaToValue(meta)
}

// Get current WebContents object.
exports.getCurrentWebContents = () => {
  return metaToValue(ipcRenderer.sendSync('ELECTRON_BROWSER_CURRENT_WEB_CONTENTS', contextId))
}

// Get a global object in browser.
exports.getGlobal = (name) => {
  const command = 'ELECTRON_BROWSER_GLOBAL'
  const meta = ipcRenderer.sendSync(command, contextId, name)
  return metaToValue(meta)
}

// Get the process object in browser.
exports.__defineGetter__('process', () => exports.getGlobal('process'))

// Create a function that will return the specified value when called in browser.
exports.createFunctionWithReturnValue = (returnValue) => {
  const func = () => returnValue
  v8Util.setHiddenValue(func, 'returnValue', true)
  return func
}

// Get the guest WebContents from guestInstanceId.
exports.getGuestWebContents = (guestInstanceId) => {
  const command = 'ELECTRON_BROWSER_GUEST_WEB_CONTENTS'
  const meta = ipcRenderer.sendSync(command, contextId, guestInstanceId)
  return metaToValue(meta)
}

const addBuiltinProperty = (name) => {
  Object.defineProperty(exports, name, {
    get: () => exports.getBuiltin(name)
  })
}

const browserModules =
  require('@electron/internal/common/api/module-list').concat(
    require('@electron/internal/browser/api/module-list'))

// And add a helper receiver for each one.
browserModules
  .filter((m) => !m.private)
  .map((m) => m.name)
  .forEach(addBuiltinProperty)
'use strict'

const { getRemoteForUsage } = require('@electron/internal/renderer/remote')
module.exports = getRemoteForUsage('screen').screen
'use strict'

const { EventEmitter } = require('events')
const binding = process.atomBinding('web_frame')

class WebFrame extends EventEmitter {
  constructor (context) {
    super()

    this.context = context
    // Lots of webview would subscribe to webFrame's events.
    this.setMaxListeners(0)
  }

  findFrameByRoutingId (...args) {
    return getWebFrame(binding._findFrameByRoutingId(this.context, ...args))
  }

  getFrameForSelector (...args) {
    return getWebFrame(binding._getFrameForSelector(this.context, ...args))
  }

  findFrameByName (...args) {
    return getWebFrame(binding._findFrameByName(this.context, ...args))
  }

  get opener () {
    return getWebFrame(binding._getOpener(this.context))
  }

  get parent () {
    return getWebFrame(binding._getParent(this.context))
  }

  get top () {
    return getWebFrame(binding._getTop(this.context))
  }

  get firstChild () {
    return getWebFrame(binding._getFirstChild(this.context))
  }

  get nextSibling () {
    return getWebFrame(binding._getNextSibling(this.context))
  }

  get routingId () {
    return binding._getRoutingId(this.context)
  }
}

// Populate the methods.
for (const name in binding) {
  if (!name.startsWith('_')) { // some methods are manully populated above
    WebFrame.prototype[name] = function (...args) {
      return binding[name](this.context, ...args)
    }
  }
}

// Helper to return WebFrame or null depending on context.
// TODO(zcbenz): Consider returning same WebFrame for the same context.
function getWebFrame (context) {
  return context ? new WebFrame(context) : null
}

module.exports = new WebFrame(window)
'use strict'

const v8Util = process.atomBinding('v8_util')

class CallbacksRegistry {
  constructor () {
    this.nextId = 0
    this.callbacks = {}
  }

  add (callback) {
    // The callback is already added.
    let id = v8Util.getHiddenValue(callback, 'callbackId')
    if (id != null) return id

    id = this.nextId += 1

    // Capture the location of the function and put it in the ID string,
    // so that release errors can be tracked down easily.
    const regexp = /at (.*)/gi
    const stackString = (new Error()).stack

    let filenameAndLine
    let match

    while ((match = regexp.exec(stackString)) !== null) {
      const location = match[1]
      if (location.includes('(native)')) continue
      if (location.includes('(<anonymous>)')) continue
      if (location.includes('electron.asar')) continue

      const ref = /([^/^)]*)\)?$/gi.exec(location)
      filenameAndLine = ref[1]
      break
    }
    this.callbacks[id] = callback
    v8Util.setHiddenValue(callback, 'callbackId', id)
    v8Util.setHiddenValue(callback, 'location', filenameAndLine)
    return id
  }

  get (id) {
    return this.callbacks[id] || function () {}
  }

  apply (id, ...args) {
    return this.get(id).apply(global, ...args)
  }

  remove (id) {
    const callback = this.callbacks[id]
    if (callback) {
      v8Util.deleteHiddenValue(callback, 'callbackId')
      delete this.callbacks[id]
    }
  }
}

module.exports = CallbacksRegistry
'use strict'

const ipcRenderer = require('@electron/internal/renderer/ipc-renderer-internal')
const Event = require('@electron/internal/renderer/extensions/event')
const url = require('url')

class Tab {
  constructor (tabId) {
    this.id = tabId
  }
}

class MessageSender {
  constructor (tabId, extensionId) {
    this.tab = tabId ? new Tab(tabId) : null
    this.id = extensionId
    this.url = `chrome-extension://${extensionId}`
  }
}

class Port {
  constructor (tabId, portId, extensionId, name) {
    this.tabId = tabId
    this.portId = portId
    this.disconnected = false

    this.name = name
    this.onDisconnect = new Event()
    this.onMessage = new Event()
    this.sender = new MessageSender(tabId, extensionId)

    ipcRenderer.once(`CHROME_PORT_DISCONNECT_${portId}`, () => {
      this._onDisconnect()
    })
    ipcRenderer.on(`CHROME_PORT_POSTMESSAGE_${portId}`, (event, message) => {
      const sendResponse = function () { console.error('sendResponse is not implemented') }
      this.onMessage.emit(message, this.sender, sendResponse)
    })
  }

  disconnect () {
    if (this.disconnected) return

    ipcRenderer.sendToAll(this.tabId, `CHROME_PORT_DISCONNECT_${this.portId}`)
    this._onDisconnect()
  }

  postMessage (message) {
    ipcRenderer.sendToAll(this.tabId, `CHROME_PORT_POSTMESSAGE_${this.portId}`, message)
  }

  _onDisconnect () {
    this.disconnected = true
    ipcRenderer.removeAllListeners(`CHROME_PORT_POSTMESSAGE_${this.portId}`)
    this.onDisconnect.emit()
  }
}

// Inject chrome API to the |context|
exports.injectTo = function (extensionId, isBackgroundPage, context) {
  const chrome = context.chrome = context.chrome || {}
  let originResultID = 1

  ipcRenderer.on(`CHROME_RUNTIME_ONCONNECT_${extensionId}`, (event, tabId, portId, connectInfo) => {
    chrome.runtime.onConnect.emit(new Port(tabId, portId, extensionId, connectInfo.name))
  })

  ipcRenderer.on(`CHROME_RUNTIME_ONMESSAGE_${extensionId}`, (event, tabId, message, resultID) => {
    chrome.runtime.onMessage.emit(message, new MessageSender(tabId, extensionId), (messageResult) => {
      ipcRenderer.send(`CHROME_RUNTIME_ONMESSAGE_RESULT_${resultID}`, messageResult)
    })
  })

  ipcRenderer.on('CHROME_TABS_ONCREATED', (event, tabId) => {
    chrome.tabs.onCreated.emit(new Tab(tabId))
  })

  ipcRenderer.on('CHROME_TABS_ONREMOVED', (event, tabId) => {
    chrome.tabs.onRemoved.emit(tabId)
  })

  chrome.runtime = {
    id: extensionId,

    getURL: function (path) {
      return url.format({
        protocol: 'chrome-extension',
        slashes: true,
        hostname: extensionId,
        pathname: path
      })
    },

    connect (...args) {
      if (isBackgroundPage) {
        console.error('chrome.runtime.connect is not supported in background page')
        return
      }

      // Parse the optional args.
      let targetExtensionId = extensionId
      let connectInfo = { name: '' }
      if (args.length === 1) {
        connectInfo = args[0]
      } else if (args.length === 2) {
        [targetExtensionId, connectInfo] = args
      }

      const { tabId, portId } = ipcRenderer.sendSync('CHROME_RUNTIME_CONNECT', targetExtensionId, connectInfo)
      return new Port(tabId, portId, extensionId, connectInfo.name)
    },

    sendMessage (...args) {
      if (isBackgroundPage) {
        console.error('chrome.runtime.sendMessage is not supported in background page')
        return
      }

      // Parse the optional args.
      let targetExtensionId = extensionId
      let message
      if (args.length === 1) {
        message = args[0]
      } else if (args.length === 2) {
        // A case of not provide extension-id: (message, responseCallback)
        if (typeof args[1] === 'function') {
          ipcRenderer.on(`CHROME_RUNTIME_SENDMESSAGE_RESULT_${originResultID}`, (event, result) => args[1](result))
          message = args[0]
        } else {
          [targetExtensionId, message] = args
        }
      } else {
        console.error('options is not supported')
        ipcRenderer.on(`CHROME_RUNTIME_SENDMESSAGE_RESULT_${originResultID}`, (event, result) => args[2](result))
      }

      ipcRenderer.send('CHROME_RUNTIME_SENDMESSAGE', targetExtensionId, message, originResultID)
      originResultID++
    },

    onConnect: new Event(),
    onMessage: new Event(),
    onInstalled: new Event()
  }

  chrome.tabs = {
    executeScript (tabId, details, resultCallback) {
      if (resultCallback) {
        ipcRenderer.once(`CHROME_TABS_EXECUTESCRIPT_RESULT_${originResultID}`, (event, result) => resultCallback([result]))
      }
      ipcRenderer.send('CHROME_TABS_EXECUTESCRIPT', originResultID, tabId, extensionId, details)
      originResultID++
    },

    sendMessage (tabId, message, options, responseCallback) {
      if (responseCallback) {
        ipcRenderer.on(`CHROME_TABS_SEND_MESSAGE_RESULT_${originResultID}`, (event, result) => responseCallback(result))
      }
      ipcRenderer.send('CHROME_TABS_SEND_MESSAGE', tabId, extensionId, isBackgroundPage, message, originResultID)
      originResultID++
    },

    onUpdated: new Event(),
    onCreated: new Event(),
    onRemoved: new Event()
  }

  chrome.extension = {
    getURL: chrome.runtime.getURL,
    connect: chrome.runtime.connect,
    onConnect: chrome.runtime.onConnect,
    sendMessage: chrome.runtime.sendMessage,
    onMessage: chrome.runtime.onMessage
  }

  chrome.storage = require('@electron/internal/renderer/extensions/storage').setup(extensionId)

  chrome.pageAction = {
    show () {},
    hide () {},
    setTitle () {},
    getTitle () {},
    setIcon () {},
    setPopup () {},
    getPopup () {}
  }

  chrome.i18n = require('@electron/internal/renderer/extensions/i18n').setup(extensionId)
  chrome.webNavigation = require('@electron/internal/renderer/extensions/web-navigation').setup()
}
'use strict'

const ipcRenderer = require('@electron/internal/renderer/ipc-renderer-internal')
const { runInThisContext } = require('vm')

// Check whether pattern matches.
// https://developer.chrome.com/extensions/match_patterns
const matchesPattern = function (pattern) {
  if (pattern === '<all_urls>') return true
  const regexp = new RegExp(`^${pattern.replace(/\*/g, '.*')}$`)
  const url = `${location.protocol}//${location.host}${location.pathname}`
  return url.match(regexp)
}

// Run the code with chrome API integrated.
const runContentScript = function (extensionId, url, code) {
  const context = {}
  require('@electron/internal/renderer/chrome-api').injectTo(extensionId, false, context)
  const wrapper = `((chrome) => {\n  ${code}\n  })`
  const compiledWrapper = runInThisContext(wrapper, {
    filename: url,
    lineOffset: 1,
    displayErrors: true
  })
  return compiledWrapper.call(this, context.chrome)
}

const runAllContentScript = function (scripts, extensionId) {
  for (const { url, code } of scripts) {
    runContentScript.call(window, extensionId, url, code)
  }
}

const runStylesheet = function (url, code) {
  const wrapper = `((code) => {
    function init() {
      const styleElement = document.createElement('style');
      styleElement.textContent = code;
      document.head.append(styleElement);
    }
    document.addEventListener('DOMContentLoaded', init);
  })`
  const compiledWrapper = runInThisContext(wrapper, {
    filename: url,
    lineOffset: 1,
    displayErrors: true
  })
  return compiledWrapper.call(this, code)
}

const runAllStylesheet = function (css) {
  for (const { url, code } of css) {
    runStylesheet.call(window, url, code)
  }
}

// Run injected scripts.
// https://developer.chrome.com/extensions/content_scripts
const injectContentScript = function (extensionId, script) {
  if (!script.matches.some(matchesPattern)) return

  if (script.js) {
    const fire = runAllContentScript.bind(window, script.js, extensionId)
    if (script.runAt === 'document_start') {
      process.once('document-start', fire)
    } else if (script.runAt === 'document_end') {
      process.once('document-end', fire)
    } else {
      document.addEventListener('DOMContentLoaded', fire)
    }
  }

  if (script.css) {
    const fire = runAllStylesheet.bind(window, script.css)
    if (script.runAt === 'document_start') {
      process.once('document-start', fire)
    } else if (script.runAt === 'document_end') {
      process.once('document-end', fire)
    } else {
      document.addEventListener('DOMContentLoaded', fire)
    }
  }
}

// Handle the request of chrome.tabs.executeJavaScript.
ipcRenderer.on('CHROME_TABS_EXECUTESCRIPT', function (event, senderWebContentsId, requestId, extensionId, url, code) {
  const result = runContentScript.call(window, extensionId, url, code)
  ipcRenderer.sendToAll(senderWebContentsId, `CHROME_TABS_EXECUTESCRIPT_RESULT_${requestId}`, result)
})

// Read the renderer process preferences.
const preferences = process.getRenderProcessPreferences()
if (preferences) {
  for (const pref of preferences) {
    if (pref.contentScripts) {
      for (const script of pref.contentScripts) {
        injectContentScript(pref.extensionId, script)
      }
    }
  }
}
'use strict'

class Event {
  constructor () {
    this.listeners = []
  }

  addListener (callback) {
    this.listeners.push(callback)
  }

  removeListener (callback) {
    const index = this.listeners.indexOf(callback)
    if (index !== -1) {
      this.listeners.splice(index, 1)
    }
  }

  emit (...args) {
    for (const listener of this.listeners) {
      listener(...args)
    }
  }
}

module.exports = Event
'use strict'

// Implementation of chrome.i18n.getMessage
// https://developer.chrome.com/extensions/i18n#method-getMessage
//
// Does not implement predefined messages:
// https://developer.chrome.com/extensions/i18n#overview-predefined

const ipcRenderer = require('@electron/internal/renderer/ipc-renderer-internal')
const fs = require('fs')
const path = require('path')

let metadata

const getExtensionMetadata = (extensionId) => {
  if (!metadata) {
    metadata = ipcRenderer.sendSync('CHROME_I18N_MANIFEST', extensionId)
  }
  return metadata
}

const getMessagesPath = (extensionId, language) => {
  const metadata = getExtensionMetadata(extensionId)
  const localesDirectory = path.join(metadata.srcDirectory, '_locales')
  try {
    const filename = path.join(localesDirectory, language, 'messages.json')
    fs.accessSync(filename, fs.constants.R_OK)
    return filename
  } catch (err) {
    const defaultLocale = metadata.default_locale || 'en'
    return path.join(localesDirectory, defaultLocale, 'messages.json')
  }
}

const getMessages = (extensionId, language) => {
  try {
    const messagesPath = getMessagesPath(extensionId, language)
    return JSON.parse(fs.readFileSync(messagesPath)) || {}
  } catch (error) {
    return {}
  }
}

const getLanguage = () => {
  return navigator.language.replace(/-.*$/, '').toLowerCase()
}

const replaceNumberedSubstitutions = (message, substitutions) => {
  return message.replace(/\$(\d+)/, (_, number) => {
    const index = parseInt(number, 10) - 1
    return substitutions[index] || ''
  })
}

const replacePlaceholders = (message, placeholders, substitutions) => {
  if (typeof substitutions === 'string') {
    substitutions = [substitutions]
  }
  if (!Array.isArray(substitutions)) {
    substitutions = []
  }

  if (placeholders) {
    Object.keys(placeholders).forEach((name) => {
      let { content } = placeholders[name]
      content = replaceNumberedSubstitutions(content, substitutions)
      message = message.replace(new RegExp(`\\$${name}\\$`, 'gi'), content)
    })
  }

  return replaceNumberedSubstitutions(message, substitutions)
}

const getMessage = (extensionId, messageName, substitutions) => {
  const messages = getMessages(extensionId, getLanguage())
  if (messages.hasOwnProperty(messageName)) {
    const { message, placeholders } = messages[messageName]
    return replacePlaceholders(message, placeholders, substitutions)
  }
}

exports.setup = (extensionId) => {
  return {
    getMessage (messageName, substitutions) {
      return getMessage(extensionId, messageName, substitutions)
    }
  }
}
'use strict'

const fs = require('fs')
const path = require('path')
const { remote } = require('electron')
const { app } = remote

const getChromeStoragePath = (storageType, extensionId) => {
  return path.join(
    app.getPath('userData'), `/Chrome Storage/${extensionId}-${storageType}.json`)
}

const mkdirp = (dir, callback) => {
  fs.mkdir(dir, (error) => {
    if (error && error.code === 'ENOENT') {
      mkdirp(path.dirname(dir), (error) => {
        if (!error) {
          mkdirp(dir, callback)
        }
      })
    } else if (error && error.code === 'EEXIST') {
      callback(null)
    } else {
      callback(error)
    }
  })
}

const readChromeStorageFile = (storageType, extensionId, cb) => {
  const filePath = getChromeStoragePath(storageType, extensionId)
  fs.readFile(filePath, 'utf8', (err, data) => {
    if (err && err.code === 'ENOENT') {
      return cb(null, null)
    }
    cb(err, data)
  })
}

const writeChromeStorageFile = (storageType, extensionId, data, cb) => {
  const filePath = getChromeStoragePath(storageType, extensionId)

  mkdirp(path.dirname(filePath), err => {
    if (err) { /* we just ignore the errors of mkdir or mkdirp */ }
    fs.writeFile(filePath, data, cb)
  })
}

const getStorage = (storageType, extensionId, cb) => {
  readChromeStorageFile(storageType, extensionId, (err, data) => {
    if (err) throw err
    if (!cb) throw new TypeError('No callback provided')

    if (data !== null) {
      cb(JSON.parse(data))
    } else {
      // Disabled due to false positive in StandardJS
      // eslint-disable-next-line standard/no-callback-literal
      cb({})
    }
  })
}

const setStorage = (storageType, extensionId, storage, cb) => {
  const json = JSON.stringify(storage)
  writeChromeStorageFile(storageType, extensionId, json, err => {
    if (err) throw err
    if (cb) cb()
  })
}

const getStorageManager = (storageType, extensionId) => {
  return {
    get (keys, callback) {
      getStorage(storageType, extensionId, storage => {
        if (keys == null) return callback(storage)

        let defaults = {}
        switch (typeof keys) {
          case 'string':
            keys = [keys]
            break
          case 'object':
            if (!Array.isArray(keys)) {
              defaults = keys
              keys = Object.keys(keys)
            }
            break
        }

        // Disabled due to false positive in StandardJS
        // eslint-disable-next-line standard/no-callback-literal
        if (keys.length === 0) return callback({})

        const items = {}
        keys.forEach(function (key) {
          let value = storage[key]
          if (value == null) value = defaults[key]
          items[key] = value
        })
        callback(items)
      })
    },

    set (items, callback) {
      getStorage(storageType, extensionId, storage => {
        Object.keys(items).forEach(function (name) {
          storage[name] = items[name]
        })

        setStorage(storageType, extensionId, storage, callback)
      })
    },

    remove (keys, callback) {
      getStorage(storageType, extensionId, storage => {
        if (!Array.isArray(keys)) {
          keys = [keys]
        }
        keys.forEach(function (key) {
          delete storage[key]
        })

        setStorage(storageType, extensionId, storage, callback)
      })
    },

    clear (callback) {
      setStorage(storageType, extensionId, {}, callback)
    }
  }
}

module.exports = {
  setup: extensionId => ({
    sync: getStorageManager('sync', extensionId),
    local: getStorageManager('local', extensionId)
  })
}
'use strict'

const Event = require('@electron/internal/renderer/extensions/event')
const ipcRenderer = require('@electron/internal/renderer/ipc-renderer-internal')

class WebNavigation {
  constructor () {
    this.onBeforeNavigate = new Event()
    this.onCompleted = new Event()

    ipcRenderer.on('CHROME_WEBNAVIGATION_ONBEFORENAVIGATE', (event, details) => {
      this.onBeforeNavigate.emit(details)
    })

    ipcRenderer.on('CHROME_WEBNAVIGATION_ONCOMPLETED', (event, details) => {
      this.onCompleted.emit(details)
    })
  }
}

exports.setup = () => {
  return new WebNavigation()
}
'use strict'

const { EventEmitter } = require('events')
const path = require('path')
const Module = require('module')

// We modified the original process.argv to let node.js load the
// init.js, we need to restore it here.
process.argv.splice(1, 1)

// Clear search paths.
require('../common/reset-search-paths')

// Import common settings.
require('@electron/internal/common/init')

const globalPaths = Module.globalPaths

// Expose public APIs.
globalPaths.push(path.join(__dirname, 'api', 'exports'))

// The global variable will be used by ipc for event dispatching
const v8Util = process.atomBinding('v8_util')

v8Util.setHiddenValue(global, 'ipc', new EventEmitter())
v8Util.setHiddenValue(global, 'ipc-internal', new EventEmitter())

// Use electron module after everything is ready.
const ipcRenderer = require('@electron/internal/renderer/ipc-renderer-internal')

require('@electron/internal/renderer/web-frame-init')()

// Process command line arguments.
let nodeIntegration = false
let webviewTag = false
let preloadScript = null
let preloadScripts = []
let isBackgroundPage = false
let appPath = null
for (const arg of process.argv) {
  if (arg.indexOf('--guest-instance-id=') === 0) {
    // This is a guest web view.
    process.guestInstanceId = parseInt(arg.substr(arg.indexOf('=') + 1))
  } else if (arg.indexOf('--opener-id=') === 0) {
    // This is a guest BrowserWindow.
    process.openerId = parseInt(arg.substr(arg.indexOf('=') + 1))
  } else if (arg.indexOf('--node-integration=') === 0) {
    nodeIntegration = arg.substr(arg.indexOf('=') + 1) === 'true'
  } else if (arg.indexOf('--preload=') === 0) {
    preloadScript = arg.substr(arg.indexOf('=') + 1)
  } else if (arg === '--background-page') {
    isBackgroundPage = true
  } else if (arg.indexOf('--app-path=') === 0) {
    appPath = arg.substr(arg.indexOf('=') + 1)
  } else if (arg.indexOf('--webview-tag=') === 0) {
    webviewTag = arg.substr(arg.indexOf('=') + 1) === 'true'
  } else if (arg.indexOf('--preload-scripts') === 0) {
    preloadScripts = arg.substr(arg.indexOf('=') + 1).split(path.delimiter)
  }
}

// The webContents preload script is loaded after the session preload scripts.
if (preloadScript) {
  preloadScripts.push(preloadScript)
}

if (window.location.protocol === 'chrome-devtools:') {
  // Override some inspector APIs.
  require('@electron/internal/renderer/inspector')
  nodeIntegration = false
} else if (window.location.protocol === 'chrome-extension:') {
  // Add implementations of chrome API.
  require('@electron/internal/renderer/chrome-api').injectTo(window.location.hostname, isBackgroundPage, window)
  nodeIntegration = false
} else if (window.location.protocol === 'chrome:') {
  // Disable node integration for chrome UI scheme.
  nodeIntegration = false
} else {
  // Override default web functions.
  require('@electron/internal/renderer/override')

  // Inject content scripts.
  require('@electron/internal/renderer/content-scripts-injector')

  // Load webview tag implementation.
  if (webviewTag && process.guestInstanceId == null) {
    const { setupWebView } = require('@electron/internal/renderer/web-view/web-view')
    if (process.argv.includes('--context-isolation')) {
      v8Util.setHiddenValue(window, 'setup-webview', setupWebView)
    } else {
      setupWebView(window)
    }
  }
}

if (nodeIntegration) {
  // Export node bindings to global.
  global.require = require
  global.module = module

  // Set the __filename to the path of html file if it is file: protocol.
  if (window.location.protocol === 'file:') {
    const location = window.location
    let pathname = location.pathname

    if (process.platform === 'win32') {
      if (pathname[0] === '/') pathname = pathname.substr(1)

      const isWindowsNetworkSharePath = location.hostname.length > 0 && globalPaths[0].startsWith('\\')
      if (isWindowsNetworkSharePath) {
        pathname = `//${location.host}/${pathname}`
      }
    }

    global.__filename = path.normalize(decodeURIComponent(pathname))
    global.__dirname = path.dirname(global.__filename)

    // Set module's filename so relative require can work as expected.
    module.filename = global.__filename

    // Also search for module under the html file.
    module.paths = module.paths.concat(Module._nodeModulePaths(global.__dirname))
  } else {
    global.__filename = __filename
    global.__dirname = __dirname

    if (appPath) {
      // Search for module under the app directory
      module.paths = module.paths.concat(Module._nodeModulePaths(appPath))
    }
  }

  // Redirect window.onerror to uncaughtException.
  window.onerror = function (message, filename, lineno, colno, error) {
    if (global.process.listeners('uncaughtException').length > 0) {
      global.process.emit('uncaughtException', error)
      return true
    } else {
      return false
    }
  }
} else {
  // Delete Node's symbols after the Environment has been loaded.
  process.once('loaded', function () {
    delete global.process
    delete global.Buffer
    delete global.setImmediate
    delete global.clearImmediate
    delete global.global
  })
}

// Load the preload scripts.
for (const preloadScript of preloadScripts) {
  try {
    require(preloadScript)
  } catch (error) {
    console.error('Unable to load preload script: ' + preloadScript)
    console.error(error.stack || error.message)
  }
}

// Warn about security issues
require('@electron/internal/renderer/security-warnings')(nodeIntegration)

// Report focus/blur events of webview to browser.
// Note that while Chromium content APIs have observer for focus/blur, they
// unfortunately do not work for webview.
if (process.guestInstanceId) {
  window.addEventListener('focus', () => {
    ipcRenderer.send('ELECTRON_GUEST_VIEW_MANAGER_FOCUS_CHANGE', true, process.guestInstanceId)
  })
  window.addEventListener('blur', () => {
    ipcRenderer.send('ELECTRON_GUEST_VIEW_MANAGER_FOCUS_CHANGE', false, process.guestInstanceId)
  })
}
'use strict'

window.onload = function () {
  // Use menu API to show context menu.
  window.InspectorFrontendHost.showContextMenuAtPoint = createMenu

  // correct for Chromium returning undefined for filesystem
  window.Persistence.FileSystemWorkspaceBinding.completeURL = completeURL

  // Use dialog API to override file chooser dialog.
  window.UI.createFileSelectorElement = createFileSelectorElement
}

// Extra / is needed as a result of MacOS requiring absolute paths
function completeURL (project, path) {
  project = 'file:///'
  return `${project}${path}`
}

window.confirm = function (message, title) {
  const { dialog } = require('electron').remote
  if (title == null) {
    title = ''
  }
  return !dialog.showMessageBox({
    message: message,
    title: title,
    buttons: ['OK', 'Cancel'],
    cancelId: 1
  })
}

const convertToMenuTemplate = function (items) {
  return items.map(function (item) {
    const transformed = item.type === 'subMenu' ? {
      type: 'submenu',
      label: item.label,
      enabled: item.enabled,
      submenu: convertToMenuTemplate(item.subItems)
    } : item.type === 'separator' ? {
      type: 'separator'
    } : item.type === 'checkbox' ? {
      type: 'checkbox',
      label: item.label,
      enabled: item.enabled,
      checked: item.checked
    } : {
      type: 'normal',
      label: item.label,
      enabled: item.enabled
    }

    if (item.id != null) {
      transformed.click = function () {
        window.DevToolsAPI.contextMenuItemSelected(item.id)
        return window.DevToolsAPI.contextMenuCleared()
      }
    }

    return transformed
  })
}

const createMenu = function (x, y, items) {
  const { remote } = require('electron')
  const { Menu } = remote

  let template = convertToMenuTemplate(items)
  if (useEditMenuItems(x, y, template)) {
    template = getEditMenuItems()
  }
  const menu = Menu.buildFromTemplate(template)

  // The menu is expected to show asynchronously.
  setTimeout(function () {
    menu.popup({ window: remote.getCurrentWindow() })
  })
}

const useEditMenuItems = function (x, y, items) {
  return items.length === 0 && document.elementsFromPoint(x, y).some(function (element) {
    return element.nodeName === 'INPUT' || element.nodeName === 'TEXTAREA' || element.isContentEditable
  })
}

const getEditMenuItems = function () {
  return [
    {
      role: 'undo'
    },
    {
      role: 'redo'
    },
    {
      type: 'separator'
    },
    {
      role: 'cut'
    },
    {
      role: 'copy'
    },
    {
      role: 'paste'
    },
    {
      role: 'pasteAndMatchStyle'
    },
    {
      role: 'delete'
    },
    {
      role: 'selectAll'
    }
  ]
}

const showFileChooserDialog = function (callback) {
  const { dialog } = require('electron').remote
  const files = dialog.showOpenDialog({})
  if (files != null) {
    callback(pathToHtml5FileObject(files[0]))
  }
}

const pathToHtml5FileObject = function (path) {
  const fs = require('fs')
  const blob = new Blob([fs.readFileSync(path)])
  blob.name = path
  return blob
}

const createFileSelectorElement = function (callback) {
  const fileSelectorElement = document.createElement('span')
  fileSelectorElement.style.display = 'none'
  fileSelectorElement.click = showFileChooserDialog.bind(this, callback)
  return fileSelectorElement
}
'use strict'

const binding = process.atomBinding('ipc')
const v8Util = process.atomBinding('v8_util')

// Created by init.js.
const ipcRenderer = v8Util.getHiddenValue(global, 'ipc-internal')
const internal = true

ipcRenderer.send = function (...args) {
  return binding.send('ipc-internal-message', args)
}

ipcRenderer.sendSync = function (...args) {
  return binding.sendSync('ipc-internal-message-sync', args)[0]
}

ipcRenderer.sendTo = function (webContentsId, channel, ...args) {
  return binding.sendTo(internal, false, webContentsId, channel, args)
}

ipcRenderer.sendToAll = function (webContentsId, channel, ...args) {
  return binding.sendTo(internal, true, webContentsId, channel, args)
}

module.exports = ipcRenderer
'use strict'

const ipcRenderer = require('@electron/internal/renderer/ipc-renderer-internal')

const v8Util = process.atomBinding('v8_util')

const { guestInstanceId, openerId } = process
const hiddenPage = process.argv.includes('--hidden-page')
const usesNativeWindowOpen = process.argv.includes('--native-window-open')
const contextIsolation = process.argv.includes('--context-isolation')

// Pass the arguments to isolatedWorld.
if (contextIsolation) {
  const isolatedWorldArgs = { ipcRenderer, guestInstanceId, hiddenPage, openerId, usesNativeWindowOpen }
  v8Util.setHiddenValue(global, 'isolated-world-args', isolatedWorldArgs)
}

require('@electron/internal/renderer/window-setup')(ipcRenderer, guestInstanceId, openerId, hiddenPage, usesNativeWindowOpen)
'use strict'

const { remote } = require('electron')

exports.getRemoteForUsage = function (usage) {
  if (!remote) {
    throw new Error(`${usage} requires remote, which is not enabled`)
  }
  return remote
}
'use strict'

let shouldLog = null

/**
 * This method checks if a security message should be logged.
 * It does so by determining whether we're running as Electron,
 * which indicates that a developer is currently looking at the
 * app.
 *
 * @returns {boolean} - Should we log?
 */
const shouldLogSecurityWarnings = function () {
  if (shouldLog !== null) {
    return shouldLog
  }

  const { platform, execPath, env } = process

  switch (platform) {
    case 'darwin':
      shouldLog = execPath.endsWith('MacOS/Electron') ||
                  execPath.includes('Electron.app/Contents/Frameworks/')
      break
    case 'freebsd':
    case 'linux':
      shouldLog = execPath.endsWith('/electron')
      break
    case 'win32':
      shouldLog = execPath.endsWith('\\electron.exe')
      break
    default:
      shouldLog = false
  }

  if ((env && env.ELECTRON_DISABLE_SECURITY_WARNINGS) ||
      (window && window.ELECTRON_DISABLE_SECURITY_WARNINGS)) {
    shouldLog = false
  }

  if ((env && env.ELECTRON_ENABLE_SECURITY_WARNINGS) ||
      (window && window.ELECTRON_ENABLE_SECURITY_WARNINGS)) {
    shouldLog = true
  }

  return shouldLog
}

/**
 * Checks if the current window is remote.
 *
 * @returns {boolean} - Is this a remote protocol?
 */
const getIsRemoteProtocol = function () {
  if (window && window.location && window.location.protocol) {
    return /^(http|ftp)s?/gi.test(window.location.protocol)
  }
}

/**
 * Tries to determine whether a CSP without `unsafe-eval` is set.
 *
 * @returns {boolean} Is a CSP with `unsafe-eval` set?
 */
const isUnsafeEvalEnabled = function () {
  const { webFrame } = require('electron')

  return new Promise((resolve) => {
    webFrame.executeJavaScript(`(${(() => {
      try {
        new Function('') // eslint-disable-line no-new,no-new-func
      } catch (err) {
        return false
      }
      return true
    }).toString()})()`, resolve)
  })
}

const moreInformation = `\nFor more information and help, consult
https://electronjs.org/docs/tutorial/security.\n This warning will not show up
once the app is packaged.`

/**
 * #1 Only load secure content
 *
 * Checks the loaded resources on the current page and logs a
 * message about all resources loaded over HTTP or FTP.
 */
const warnAboutInsecureResources = function () {
  if (!window || !window.performance || !window.performance.getEntriesByType) {
    return
  }

  const resources = window.performance
    .getEntriesByType('resource')
    .filter(({ name }) => /^(http|ftp):/gi.test(name || ''))
    .map(({ name }) => `- ${name}`)
    .join('\n')

  if (!resources || resources.length === 0) {
    return
  }

  const warning = `This renderer process loads resources using insecure
  protocols.This exposes users of this app to unnecessary security risks.
  Consider loading the following resources over HTTPS or FTPS. \n ${resources}
  \n ${moreInformation}`

  console.warn('%cElectron Security Warning (Insecure Resources)',
    'font-weight: bold;', warning)
}

/**
 * #2 on the checklist: Disable the Node.js integration in all renderers that
 * display remote content
 *
 * Logs a warning message about Node integration.
 */
const warnAboutNodeWithRemoteContent = function (nodeIntegration) {
  if (!nodeIntegration) return

  if (getIsRemoteProtocol()) {
    const warning = `This renderer process has Node.js integration enabled
    and attempted to load remote content from '${window.location}'. This
    exposes users of this app to severe security risks.\n ${moreInformation}`

    console.warn('%cElectron Security Warning (Node.js Integration with Remote Content)',
      'font-weight: bold;', warning)
  }
}

// Currently missing since it has ramifications and is still experimental:
//   #3 Enable context isolation in all renderers that display remote content
//
// Currently missing since we can't easily programmatically check for those cases:
//   #4 Use ses.setPermissionRequestHandler() in all sessions that load remote content

/**
 * #5 on the checklist: Do not disable websecurity
 *
 * Logs a warning message about disabled webSecurity.
 */
const warnAboutDisabledWebSecurity = function (webPreferences) {
  if (!webPreferences || webPreferences.webSecurity !== false) return

  const warning = `This renderer process has "webSecurity" disabled. This
  exposes users of this app to severe security risks.\n ${moreInformation}`

  console.warn('%cElectron Security Warning (Disabled webSecurity)',
    'font-weight: bold;', warning)
}

/**
 * #6 on the checklist: Define a Content-Security-Policy and use restrictive
 * rules (i.e. script-src 'self')
 *
 * #7 on the checklist: Disable eval
 *
 * Logs a warning message about unset or insecure CSP
 */
const warnAboutInsecureCSP = function () {
  isUnsafeEvalEnabled().then((enabled) => {
    if (!enabled) return

    const warning = `This renderer process has either no Content Security
    Policy set or a policy with "unsafe-eval" enabled. This exposes users of
    this app to unnecessary security risks.\n ${moreInformation}`

    console.warn('%cElectron Security Warning (Insecure Content-Security-Policy)',
      'font-weight: bold;', warning)
  })
}

/**
 * #8 on the checklist: Do not set allowRunningInsecureContent to true
 *
 * Logs a warning message about disabled webSecurity.
 */
const warnAboutInsecureContentAllowed = function (webPreferences) {
  if (!webPreferences || !webPreferences.allowRunningInsecureContent) return

  const warning = `This renderer process has "allowRunningInsecureContent"
  enabled. This exposes users of this app to severe security risks.\n
  ${moreInformation}`

  console.warn('%cElectron Security Warning (allowRunningInsecureContent)',
    'font-weight: bold;', warning)
}

/**
 * #9 on the checklist: Do not enable experimental features
 *
 * Logs a warning message about experimental features.
 */
const warnAboutExperimentalFeatures = function (webPreferences) {
  if (!webPreferences || (!webPreferences.experimentalFeatures)) {
    return
  }

  const warning = `This renderer process has "experimentalFeatures" enabled.
  This exposes users of this app to some security risk. If you do not need
  this feature, you should disable it.\n ${moreInformation}`

  console.warn('%cElectron Security Warning (experimentalFeatures)',
    'font-weight: bold;', warning)
}

/**
 * #10 on the checklist: Do not use enableBlinkFeatures
 *
 * Logs a warning message about enableBlinkFeatures
 */
const warnAboutEnableBlinkFeatures = function (webPreferences) {
  if (webPreferences === null ||
    !webPreferences.hasOwnProperty('enableBlinkFeatures') ||
    webPreferences.enableBlinkFeatures.length === 0) {
    return
  }

  const warning = `This renderer process has additional "enableBlinkFeatures"
  enabled. This exposes users of this app to some security risk. If you do not
  need this feature, you should disable it.\n ${moreInformation}`

  console.warn('%cElectron Security Warning (enableBlinkFeatures)',
    'font-weight: bold;', warning)
}

/**
 * #11 on the checklist: Do Not Use allowpopups
 *
 * Logs a warning message about allowed popups
 */
const warnAboutAllowedPopups = function () {
  if (document && document.querySelectorAll) {
    const domElements = document.querySelectorAll('[allowpopups]')

    if (!domElements || domElements.length === 0) {
      return
    }

    const warning = `A <webview> has "allowpopups" set to true. This exposes
    users of this app to some security risk, since popups are just
    BrowserWindows. If you do not need this feature, you should disable it.\n
    ${moreInformation}`

    console.warn('%cElectron Security Warning (allowpopups)',
      'font-weight: bold;', warning)
  }
}

const warnAboutNodeIntegrationDefault = function (webPreferences) {
  if (webPreferences && webPreferences.nodeIntegration && !webPreferences.nodeIntegrationWasExplicitlyEnabled) {
    const warning = `This window has node integration enabled by default. In ` +
        `Electron 5.0.0, node integration will be disabled by default. To prepare ` +
        `for this change, set {nodeIntegration: true} in the webPreferences for ` +
        `this window, or ensure that this window does not rely on node integration ` +
        `and set {nodeIntegration: false}.`
    console.warn('%cElectron Deprecation Warning (nodeIntegration default change)', 'font-weight: bold;', warning)
  }
}

const warnAboutContextIsolationDefault = function (webPreferences) {
  if (webPreferences && webPreferences.preload && !webPreferences.contextIsolation && !webPreferences.contextIsolationWasExplicitlyDisabled) {
    const url = 'https://electronjs.org/docs/tutorial/security#3-enable-context-isolation-for-remote-content'
    const warning = `This window has context isolation disabled by default. In ` +
        `Electron 5.0.0, context isolation will be enabled by default. To prepare ` +
        `for this change, set {contextIsolation: false} in the webPreferences for ` +
        `this window, or ensure that this window does not rely on context ` +
        `isolation being disabled, and set {contextIsolation: true}.\n\n` +
        `For more information, see ${url}`
    console.warn('%cElectron Deprecation Warning (contextIsolation default change)', 'font-weight: bold;', warning)
  }
}

const warnAboutDeprecatedWebviewTagDefault = function (webPreferences) {
  if (!webPreferences) {
    return
  }
  if (webPreferences.webviewTagWasExplicitlyEnabled) {
    return
  }
  if (!document || !document.getElementsByTagName) {
    return
  }
  const webviews = document.getElementsByTagName('webview')
  if (webviews && webviews.length > 0) {
    const url = 'https://github.com/electron/electron/blob/master/docs/api/breaking-changes.md#new-browserwindow-webpreferences-'
    const warning = `This window has the <webview> tag enabled by default. In ` +
      `Electron 5.0.0, <webview> tags will be disabled by default. To prepare ` +
      `for this change, set {webviewTag: true} in the webPreferences for ` +
      `this window.\n\n` +
      `For more information, see ${url}`

    console.warn('%cElectron Deprecation Warning (webviewTag default change)',
      'font-weight: bold;', warning)
  }
}

// Currently missing since we can't easily programmatically check for it:
//   #12WebViews: Verify the options and params of all `<webview>` tags

const logSecurityWarnings = function (webPreferences, nodeIntegration) {
  warnAboutNodeWithRemoteContent(nodeIntegration)
  warnAboutDisabledWebSecurity(webPreferences)
  warnAboutInsecureResources()
  warnAboutInsecureContentAllowed(webPreferences)
  warnAboutExperimentalFeatures(webPreferences)
  warnAboutEnableBlinkFeatures(webPreferences)
  warnAboutInsecureCSP()
  warnAboutAllowedPopups()
  warnAboutNodeIntegrationDefault(webPreferences)
  warnAboutContextIsolationDefault(webPreferences)
  warnAboutDeprecatedWebviewTagDefault(webPreferences)
}

const getWebPreferences = function () {
  const ipcRenderer = require('@electron/internal/renderer/ipc-renderer-internal')
  const errorUtils = require('@electron/internal/common/error-utils')

  const [ error, result ] = ipcRenderer.sendSync('ELECTRON_BROWSER_GET_LAST_WEB_PREFERENCES')

  if (error) {
    console.warn(`getLastWebPreferences() failed: ${errorUtils.deserialize(error)}`)
    return null
  } else {
    return result
  }
}

module.exports = function (nodeIntegration) {
  const loadHandler = function () {
    if (shouldLogSecurityWarnings()) {
      const webPreferences = getWebPreferences()
      logSecurityWarnings(webPreferences, nodeIntegration)
    }
  }
  window.addEventListener('load', loadHandler, { once: true })
}
'use strict'

const { webFrame } = require('electron')
const ipcRenderer = require('@electron/internal/renderer/ipc-renderer-internal')
const errorUtils = require('@electron/internal/common/error-utils')

module.exports = () => {
  // Call webFrame method
  ipcRenderer.on('ELECTRON_INTERNAL_RENDERER_WEB_FRAME_METHOD', (event, method, args) => {
    webFrame[method](...args)
  })

  ipcRenderer.on('ELECTRON_INTERNAL_RENDERER_ASYNC_WEB_FRAME_METHOD', (event, requestId, method, args) => {
    new Promise(resolve =>
      webFrame[method](...args, resolve)
    ).then(result => {
      return [null, result]
    }, error => {
      return [errorUtils.serialize(error)]
    }).then(responseArgs => {
      event.sender.send(`ELECTRON_INTERNAL_BROWSER_ASYNC_WEB_FRAME_RESPONSE_${requestId}`, ...responseArgs)
    })
  })
}
'use strict'

const { webFrame } = require('electron')
const ipcRenderer = require('@electron/internal/renderer/ipc-renderer-internal')

let requestId = 0

const WEB_VIEW_EVENTS = {
  'load-commit': ['url', 'isMainFrame'],
  'did-attach': [],
  'did-finish-load': [],
  'did-fail-load': ['errorCode', 'errorDescription', 'validatedURL', 'isMainFrame', 'frameProcessId', 'frameRoutingId'],
  'did-frame-finish-load': ['isMainFrame', 'frameProcessId', 'frameRoutingId'],
  'did-start-loading': [],
  'did-stop-loading': [],
  'dom-ready': [],
  'console-message': ['level', 'message', 'line', 'sourceId'],
  'context-menu': ['params'],
  'devtools-opened': [],
  'devtools-closed': [],
  'devtools-focused': [],
  'new-window': ['url', 'frameName', 'disposition', 'options'],
  'will-navigate': ['url'],
  'did-start-navigation': ['url', 'isInPlace', 'isMainFrame', 'frameProcessId', 'frameRoutingId'],
  'did-navigate': ['url', 'httpResponseCode', 'httpStatusText'],
  'did-frame-navigate': ['url', 'httpResponseCode', 'httpStatusText', 'isMainFrame', 'frameProcessId', 'frameRoutingId'],
  'did-navigate-in-page': ['url', 'isMainFrame', 'frameProcessId', 'frameRoutingId'],
  'focus-change': ['focus', 'guestInstanceId'],
  'close': [],
  'crashed': [],
  'gpu-crashed': [],
  'plugin-crashed': ['name', 'version'],
  'destroyed': [],
  'page-title-updated': ['title', 'explicitSet'],
  'page-favicon-updated': ['favicons'],
  'enter-html-full-screen': [],
  'leave-html-full-screen': [],
  'media-started-playing': [],
  'media-paused': [],
  'found-in-page': ['result'],
  'did-change-theme-color': ['themeColor'],
  'update-target-url': ['url']
}

const DEPRECATED_EVENTS = {
  'page-title-updated': 'page-title-set'
}

const dispatchEvent = function (webView, eventName, eventKey, ...args) {
  if (DEPRECATED_EVENTS[eventName] != null) {
    dispatchEvent(webView, DEPRECATED_EVENTS[eventName], eventKey, ...args)
  }
  const domEvent = new Event(eventName)
  WEB_VIEW_EVENTS[eventKey].forEach((prop, index) => {
    domEvent[prop] = args[index]
  })
  webView.dispatchEvent(domEvent)
  if (eventName === 'load-commit') {
    webView.onLoadCommit(domEvent)
  } else if (eventName === 'focus-change') {
    webView.onFocusChange(domEvent)
  }
}

module.exports = {
  registerEvents: function (webView, viewInstanceId) {
    ipcRenderer.on(`ELECTRON_GUEST_VIEW_INTERNAL_DESTROY_GUEST-${viewInstanceId}`, function () {
      webView.guestInstanceId = undefined
      webView.reset()
      const domEvent = new Event('destroyed')
      webView.dispatchEvent(domEvent)
    })

    ipcRenderer.on(`ELECTRON_GUEST_VIEW_INTERNAL_DISPATCH_EVENT-${viewInstanceId}`, function (event, eventName, ...args) {
      dispatchEvent(webView, eventName, eventName, ...args)
    })

    ipcRenderer.on(`ELECTRON_GUEST_VIEW_INTERNAL_IPC_MESSAGE-${viewInstanceId}`, function (event, channel, ...args) {
      const domEvent = new Event('ipc-message')
      domEvent.channel = channel
      domEvent.args = args
      webView.dispatchEvent(domEvent)
    })
  },
  deregisterEvents: function (viewInstanceId) {
    ipcRenderer.removeAllListeners(`ELECTRON_GUEST_VIEW_INTERNAL_DESTROY_GUEST-${viewInstanceId}`)
    ipcRenderer.removeAllListeners(`ELECTRON_GUEST_VIEW_INTERNAL_DISPATCH_EVENT-${viewInstanceId}`)
    ipcRenderer.removeAllListeners(`ELECTRON_GUEST_VIEW_INTERNAL_IPC_MESSAGE-${viewInstanceId}`)
  },
  createGuest: function (params, callback) {
    requestId++
    ipcRenderer.send('ELECTRON_GUEST_VIEW_MANAGER_CREATE_GUEST', params, requestId)
    ipcRenderer.once(`ELECTRON_RESPONSE_${requestId}`, callback)
  },
  createGuestSync: function (params) {
    return ipcRenderer.sendSync('ELECTRON_GUEST_VIEW_MANAGER_CREATE_GUEST_SYNC', params)
  },
  destroyGuest: function (guestInstanceId) {
    ipcRenderer.send('ELECTRON_GUEST_VIEW_MANAGER_DESTROY_GUEST', guestInstanceId)
  },
  attachGuest: function (elementInstanceId, guestInstanceId, params, contentWindow) {
    const embedderFrameId = webFrame.getWebFrameId(contentWindow)
    if (embedderFrameId < 0) { // this error should not happen.
      throw new Error('Invalid embedder frame')
    }
    ipcRenderer.send('ELECTRON_GUEST_VIEW_MANAGER_ATTACH_GUEST', embedderFrameId, elementInstanceId, guestInstanceId, params)
  }
}
'use strict'

const ipcRenderer = require('@electron/internal/renderer/ipc-renderer-internal')
const { WebViewImpl } = require('@electron/internal/renderer/web-view/web-view')
const webViewConstants = require('@electron/internal/renderer/web-view/web-view-constants')
const errorUtils = require('@electron/internal/common/error-utils')

// Helper function to resolve url set in attribute.
const a = document.createElement('a')

const resolveURL = function (url) {
  if (url === '') return ''
  a.href = url
  return a.href
}

// Attribute objects.
// Default implementation of a WebView attribute.
class WebViewAttribute {
  constructor (name, webViewImpl) {
    this.name = name
    this.value = webViewImpl.webviewNode[name] || ''
    this.webViewImpl = webViewImpl
    this.ignoreMutation = false
    this.defineProperty()
  }

  // Retrieves and returns the attribute's value.
  getValue () {
    return this.webViewImpl.webviewNode.getAttribute(this.name) || this.value
  }

  // Sets the attribute's value.
  setValue (value) {
    this.webViewImpl.webviewNode.setAttribute(this.name, value || '')
  }

  // Changes the attribute's value without triggering its mutation handler.
  setValueIgnoreMutation (value) {
    this.ignoreMutation = true
    this.setValue(value)
    this.ignoreMutation = false
  }

  // Defines this attribute as a property on the webview node.
  defineProperty () {
    return Object.defineProperty(this.webViewImpl.webviewNode, this.name, {
      get: () => {
        return this.getValue()
      },
      set: (value) => {
        return this.setValue(value)
      },
      enumerable: true
    })
  }

  // Called when the attribute's value changes.
  handleMutation () {}
}

// An attribute that is treated as a Boolean.
class BooleanAttribute extends WebViewAttribute {
  getValue () {
    return this.webViewImpl.webviewNode.hasAttribute(this.name)
  }

  setValue (value) {
    if (value) {
      this.webViewImpl.webviewNode.setAttribute(this.name, '')
    } else {
      this.webViewImpl.webviewNode.removeAttribute(this.name)
    }
  }
}

// Attribute representing the state of the storage partition.
class PartitionAttribute extends WebViewAttribute {
  constructor (webViewImpl) {
    super(webViewConstants.ATTRIBUTE_PARTITION, webViewImpl)
    this.validPartitionId = true
  }

  handleMutation (oldValue, newValue) {
    newValue = newValue || ''

    // The partition cannot change if the webview has already navigated.
    if (!this.webViewImpl.beforeFirstNavigation) {
      console.error(webViewConstants.ERROR_MSG_ALREADY_NAVIGATED)
      this.setValueIgnoreMutation(oldValue)
      return
    }
    if (newValue === 'persist:') {
      this.validPartitionId = false
      console.error(webViewConstants.ERROR_MSG_INVALID_PARTITION_ATTRIBUTE)
    }
  }
}

// Attribute that handles the location and navigation of the webview.
class SrcAttribute extends WebViewAttribute {
  constructor (webViewImpl) {
    super(webViewConstants.ATTRIBUTE_SRC, webViewImpl)
    this.setupMutationObserver()
  }

  getValue () {
    if (this.webViewImpl.webviewNode.hasAttribute(this.name)) {
      return resolveURL(this.webViewImpl.webviewNode.getAttribute(this.name))
    } else {
      return this.value
    }
  }

  setValueIgnoreMutation (value) {
    super.setValueIgnoreMutation(value)

    // takeRecords() is needed to clear queued up src mutations. Without it, it
    // is possible for this change to get picked up asyncronously by src's
    // mutation observer |observer|, and then get handled even though we do not
    // want to handle this mutation.
    this.observer.takeRecords()
  }

  handleMutation (oldValue, newValue) {
    // Once we have navigated, we don't allow clearing the src attribute.
    // Once <webview> enters a navigated state, it cannot return to a
    // placeholder state.
    if (!newValue && oldValue) {
      // src attribute changes normally initiate a navigation. We suppress
      // the next src attribute handler call to avoid reloading the page
      // on every guest-initiated navigation.
      this.setValueIgnoreMutation(oldValue)
      return
    }
    this.parse()
  }

  // The purpose of this mutation observer is to catch assignment to the src
  // attribute without any changes to its value. This is useful in the case
  // where the webview guest has crashed and navigating to the same address
  // spawns off a new process.
  setupMutationObserver () {
    this.observer = new MutationObserver((mutations) => {
      for (const mutation of mutations) {
        const { oldValue } = mutation
        const newValue = this.getValue()
        if (oldValue !== newValue) {
          return
        }
        this.handleMutation(oldValue, newValue)
      }
    })
    const params = {
      attributes: true,
      attributeOldValue: true,
      attributeFilter: [this.name]
    }
    this.observer.observe(this.webViewImpl.webviewNode, params)
  }

  parse () {
    if (!this.webViewImpl.elementAttached || !this.webViewImpl.attributes[webViewConstants.ATTRIBUTE_PARTITION].validPartitionId || !this.getValue()) {
      return
    }
    if (this.webViewImpl.guestInstanceId == null) {
      if (this.webViewImpl.beforeFirstNavigation) {
        this.webViewImpl.beforeFirstNavigation = false
        this.webViewImpl.createGuest()
      }
      return
    }

    // Navigate to |this.src|.
    const opts = {}
    const httpreferrer = this.webViewImpl.attributes[webViewConstants.ATTRIBUTE_HTTPREFERRER].getValue()
    if (httpreferrer) {
      opts.httpReferrer = httpreferrer
    }
    const useragent = this.webViewImpl.attributes[webViewConstants.ATTRIBUTE_USERAGENT].getValue()
    if (useragent) {
      opts.userAgent = useragent
    }

    const guestInstanceId = this.webViewImpl.guestInstanceId
    const method = 'loadURL'
    const args = [this.getValue(), opts]

    const [error] = ipcRenderer.sendSync('ELECTRON_GUEST_VIEW_MANAGER_SYNC_CALL', guestInstanceId, method, args)
    if (error) {
      throw errorUtils.deserialize(error)
    }
  }
}

// Attribute specifies HTTP referrer.
class HttpReferrerAttribute extends WebViewAttribute {
  constructor (webViewImpl) {
    super(webViewConstants.ATTRIBUTE_HTTPREFERRER, webViewImpl)
  }
}

// Attribute specifies user agent
class UserAgentAttribute extends WebViewAttribute {
  constructor (webViewImpl) {
    super(webViewConstants.ATTRIBUTE_USERAGENT, webViewImpl)
  }
}

// Attribute that set preload script.
class PreloadAttribute extends WebViewAttribute {
  constructor (webViewImpl) {
    super(webViewConstants.ATTRIBUTE_PRELOAD, webViewImpl)
  }

  getValue () {
    if (!this.webViewImpl.webviewNode.hasAttribute(this.name)) {
      return this.value
    }
    let preload = resolveURL(this.webViewImpl.webviewNode.getAttribute(this.name))
    const protocol = preload.substr(0, 5)
    if (protocol !== 'file:') {
      console.error(webViewConstants.ERROR_MSG_INVALID_PRELOAD_ATTRIBUTE)
      preload = ''
    }
    return preload
  }
}

// Attribute that specifies the blink features to be enabled.
class BlinkFeaturesAttribute extends WebViewAttribute {
  constructor (webViewImpl) {
    super(webViewConstants.ATTRIBUTE_BLINKFEATURES, webViewImpl)
  }
}

// Attribute that specifies the blink features to be disabled.
class DisableBlinkFeaturesAttribute extends WebViewAttribute {
  constructor (webViewImpl) {
    super(webViewConstants.ATTRIBUTE_DISABLEBLINKFEATURES, webViewImpl)
  }
}

// Attribute that specifies the web preferences to be enabled.
class WebPreferencesAttribute extends WebViewAttribute {
  constructor (webViewImpl) {
    super(webViewConstants.ATTRIBUTE_WEBPREFERENCES, webViewImpl)
  }
}

class EnableRemoteModuleAttribute extends WebViewAttribute {
  constructor (webViewImpl) {
    super(webViewConstants.ATTRIBUTE_ENABLEREMOTEMODULE, webViewImpl)
  }

  getValue () {
    return this.webViewImpl.webviewNode.getAttribute(this.name) !== 'false'
  }

  setValue (value) {
    this.webViewImpl.webviewNode.setAttribute(this.name, value ? 'true' : 'false')
  }
}

// Sets up all of the webview attributes.
WebViewImpl.prototype.setupWebViewAttributes = function () {
  this.attributes = {}
  this.attributes[webViewConstants.ATTRIBUTE_PARTITION] = new PartitionAttribute(this)
  this.attributes[webViewConstants.ATTRIBUTE_SRC] = new SrcAttribute(this)
  this.attributes[webViewConstants.ATTRIBUTE_HTTPREFERRER] = new HttpReferrerAttribute(this)
  this.attributes[webViewConstants.ATTRIBUTE_USERAGENT] = new UserAgentAttribute(this)
  this.attributes[webViewConstants.ATTRIBUTE_NODEINTEGRATION] = new BooleanAttribute(webViewConstants.ATTRIBUTE_NODEINTEGRATION, this)
  this.attributes[webViewConstants.ATTRIBUTE_PLUGINS] = new BooleanAttribute(webViewConstants.ATTRIBUTE_PLUGINS, this)
  this.attributes[webViewConstants.ATTRIBUTE_DISABLEWEBSECURITY] = new BooleanAttribute(webViewConstants.ATTRIBUTE_DISABLEWEBSECURITY, this)
  this.attributes[webViewConstants.ATTRIBUTE_ALLOWPOPUPS] = new BooleanAttribute(webViewConstants.ATTRIBUTE_ALLOWPOPUPS, this)
  this.attributes[webViewConstants.ATTRIBUTE_ENABLEREMOTEMODULE] = new EnableRemoteModuleAttribute(this)
  this.attributes[webViewConstants.ATTRIBUTE_PRELOAD] = new PreloadAttribute(this)
  this.attributes[webViewConstants.ATTRIBUTE_BLINKFEATURES] = new BlinkFeaturesAttribute(this)
  this.attributes[webViewConstants.ATTRIBUTE_DISABLEBLINKFEATURES] = new DisableBlinkFeaturesAttribute(this)
  this.attributes[webViewConstants.ATTRIBUTE_WEBPREFERENCES] = new WebPreferencesAttribute(this)
}
'use strict'

module.exports = {
  // Attributes.
  ATTRIBUTE_NAME: 'name',
  ATTRIBUTE_PARTITION: 'partition',
  ATTRIBUTE_SRC: 'src',
  ATTRIBUTE_HTTPREFERRER: 'httpreferrer',
  ATTRIBUTE_NODEINTEGRATION: 'nodeintegration',
  ATTRIBUTE_ENABLEREMOTEMODULE: 'enableremotemodule',
  ATTRIBUTE_PLUGINS: 'plugins',
  ATTRIBUTE_DISABLEWEBSECURITY: 'disablewebsecurity',
  ATTRIBUTE_ALLOWPOPUPS: 'allowpopups',
  ATTRIBUTE_PRELOAD: 'preload',
  ATTRIBUTE_USERAGENT: 'useragent',
  ATTRIBUTE_BLINKFEATURES: 'blinkfeatures',
  ATTRIBUTE_DISABLEBLINKFEATURES: 'disableblinkfeatures',
  ATTRIBUTE_WEBPREFERENCES: 'webpreferences',

  // Internal attribute.
  ATTRIBUTE_INTERNALINSTANCEID: 'internalinstanceid',

  // Error messages.
  ERROR_MSG_ALREADY_NAVIGATED: 'The object has already navigated, so its partition cannot be changed.',
  ERROR_MSG_CANNOT_INJECT_SCRIPT: '<webview>: ' + 'Script cannot be injected into content until the page has loaded.',
  ERROR_MSG_INVALID_PARTITION_ATTRIBUTE: 'Invalid partition attribute.',
  ERROR_MSG_INVALID_PRELOAD_ATTRIBUTE: 'Only "file:" protocol is supported in "preload" attribute.'
}
'use strict'

const { webFrame } = require('electron')

const v8Util = process.atomBinding('v8_util')
const ipcRenderer = require('@electron/internal/renderer/ipc-renderer-internal')
const guestViewInternal = require('@electron/internal/renderer/web-view/guest-view-internal')
const webViewConstants = require('@electron/internal/renderer/web-view/web-view-constants')
const errorUtils = require('@electron/internal/common/error-utils')
const {
  syncMethods,
  asyncCallbackMethods,
  asyncPromiseMethods
} = require('@electron/internal/common/web-view-methods')

// ID generator.
let nextId = 0

const getNextId = function () {
  return ++nextId
}

// Represents the internal state of the WebView node.
class WebViewImpl {
  constructor (webviewNode) {
    this.webviewNode = webviewNode
    v8Util.setHiddenValue(this.webviewNode, 'internal', this)
    this.elementAttached = false
    this.beforeFirstNavigation = true
    this.hasFocus = false

    // on* Event handlers.
    this.on = {}

    // Create internal iframe element.
    this.internalElement = this.createInternalElement()
    const shadowRoot = this.webviewNode.attachShadow({ mode: 'open' })
    shadowRoot.innerHTML = '<!DOCTYPE html><style type="text/css">:host { display: flex; }</style>'
    this.setupWebViewAttributes()
    this.viewInstanceId = getNextId()
    shadowRoot.appendChild(this.internalElement)

    // Provide access to contentWindow.
    Object.defineProperty(this.webviewNode, 'contentWindow', {
      get: () => {
        return this.internalElement.contentWindow
      },
      enumerable: true
    })
  }

  createInternalElement () {
    const iframeElement = document.createElement('iframe')
    iframeElement.style.flex = '1 1 auto'
    iframeElement.style.width = '100%'
    iframeElement.style.border = '0'
    v8Util.setHiddenValue(iframeElement, 'internal', this)
    return iframeElement
  }

  // Resets some state upon reattaching <webview> element to the DOM.
  reset () {
    // If guestInstanceId is defined then the <webview> has navigated and has
    // already picked up a partition ID. Thus, we need to reset the initialization
    // state. However, it may be the case that beforeFirstNavigation is false BUT
    // guestInstanceId has yet to be initialized. This means that we have not
    // heard back from createGuest yet. We will not reset the flag in this case so
    // that we don't end up allocating a second guest.
    if (this.guestInstanceId) {
      guestViewInternal.destroyGuest(this.guestInstanceId)
      this.guestInstanceId = void 0
    }

    this.beforeFirstNavigation = true
    this.attributes[webViewConstants.ATTRIBUTE_PARTITION].validPartitionId = true

    // Since attachment swaps a local frame for a remote frame, we need our
    // internal iframe element to be local again before we can reattach.
    const newFrame = this.createInternalElement()
    const oldFrame = this.internalElement
    this.internalElement = newFrame
    oldFrame.parentNode.replaceChild(newFrame, oldFrame)
  }

  // Sets the <webview>.request property.
  setRequestPropertyOnWebViewNode (request) {
    Object.defineProperty(this.webviewNode, 'request', {
      value: request,
      enumerable: true
    })
  }

  // This observer monitors mutations to attributes of the <webview> and
  // updates the BrowserPlugin properties accordingly. In turn, updating
  // a BrowserPlugin property will update the corresponding BrowserPlugin
  // attribute, if necessary. See BrowserPlugin::UpdateDOMAttribute for more
  // details.
  handleWebviewAttributeMutation (attributeName, oldValue, newValue) {
    if (!this.attributes[attributeName] || this.attributes[attributeName].ignoreMutation) {
      return
    }

    // Let the changed attribute handle its own mutation
    this.attributes[attributeName].handleMutation(oldValue, newValue)
  }

  onElementResize () {
    const resizeEvent = new Event('resize')
    resizeEvent.newWidth = this.webviewNode.clientWidth
    resizeEvent.newHeight = this.webviewNode.clientHeight
    this.dispatchEvent(resizeEvent)
  }

  createGuest () {
    return guestViewInternal.createGuest(this.buildParams(), (event, guestInstanceId) => {
      this.attachGuestInstance(guestInstanceId)
    })
  }

  createGuestSync () {
    this.beforeFirstNavigation = false
    this.attachGuestInstance(guestViewInternal.createGuestSync(this.buildParams()))
  }

  dispatchEvent (webViewEvent) {
    this.webviewNode.dispatchEvent(webViewEvent)
  }

  // Adds an 'on<event>' property on the webview, which can be used to set/unset
  // an event handler.
  setupEventProperty (eventName) {
    const propertyName = `on${eventName.toLowerCase()}`
    return Object.defineProperty(this.webviewNode, propertyName, {
      get: () => {
        return this.on[propertyName]
      },
      set: (value) => {
        if (this.on[propertyName]) {
          this.webviewNode.removeEventListener(eventName, this.on[propertyName])
        }
        this.on[propertyName] = value
        if (value) {
          return this.webviewNode.addEventListener(eventName, value)
        }
      },
      enumerable: true
    })
  }

  // Updates state upon loadcommit.
  onLoadCommit (webViewEvent) {
    const oldValue = this.webviewNode.getAttribute(webViewConstants.ATTRIBUTE_SRC)
    const newValue = webViewEvent.url
    if (webViewEvent.isMainFrame && (oldValue !== newValue)) {
      // Touching the src attribute triggers a navigation. To avoid
      // triggering a page reload on every guest-initiated navigation,
      // we do not handle this mutation.
      this.attributes[webViewConstants.ATTRIBUTE_SRC].setValueIgnoreMutation(newValue)
    }
  }

  // Emits focus/blur events.
  onFocusChange () {
    const hasFocus = document.activeElement === this.webviewNode
    if (hasFocus !== this.hasFocus) {
      this.hasFocus = hasFocus
      this.dispatchEvent(new Event(hasFocus ? 'focus' : 'blur'))
    }
  }

  onAttach (storagePartitionId) {
    return this.attributes[webViewConstants.ATTRIBUTE_PARTITION].setValue(storagePartitionId)
  }

  buildParams () {
    const params = {
      instanceId: this.viewInstanceId,
      userAgentOverride: this.userAgentOverride
    }
    for (const attributeName in this.attributes) {
      if (this.attributes.hasOwnProperty(attributeName)) {
        params[attributeName] = this.attributes[attributeName].getValue()
      }
    }
    return params
  }

  attachGuestInstance (guestInstanceId) {
    if (!this.elementAttached) {
      // The element could be detached before we got response from browser.
      return
    }
    this.internalInstanceId = getNextId()
    this.guestInstanceId = guestInstanceId
    guestViewInternal.attachGuest(this.internalInstanceId, this.guestInstanceId, this.buildParams(), this.internalElement.contentWindow)
    // ResizeObserver is a browser global not recognized by "standard".
    /* globals ResizeObserver */
    // TODO(zcbenz): Should we deprecate the "resize" event? Wait, it is not
    // even documented.
    this.resizeObserver = new ResizeObserver(this.onElementResize.bind(this)).observe(this.internalElement)
  }
}

// Registers <webview> custom element.
const registerWebViewElement = (window) => {
  const proto = Object.create(window.HTMLObjectElement.prototype)
  proto.createdCallback = function () {
    return new WebViewImpl(this)
  }
  proto.attributeChangedCallback = function (name, oldValue, newValue) {
    const internal = v8Util.getHiddenValue(this, 'internal')
    if (internal) {
      internal.handleWebviewAttributeMutation(name, oldValue, newValue)
    }
  }
  proto.detachedCallback = function () {
    const internal = v8Util.getHiddenValue(this, 'internal')
    if (!internal) {
      return
    }
    guestViewInternal.deregisterEvents(internal.viewInstanceId)
    internal.elementAttached = false
    this.internalInstanceId = 0
    internal.reset()
  }
  proto.attachedCallback = function () {
    const internal = v8Util.getHiddenValue(this, 'internal')
    if (!internal) {
      return
    }
    if (!internal.elementAttached) {
      guestViewInternal.registerEvents(internal, internal.viewInstanceId)
      internal.elementAttached = true
      internal.attributes[webViewConstants.ATTRIBUTE_SRC].parse()
    }
  }

  const getGuestInstanceId = function (self) {
    const internal = v8Util.getHiddenValue(self, 'internal')
    if (!internal.guestInstanceId) {
      throw new Error('The WebView must be attached to the DOM and the dom-ready event emitted before this method can be called.')
    }
    return internal.guestInstanceId
  }

  // Forward proto.foo* method calls to WebViewImpl.foo*.
  const createBlockHandler = function (method) {
    return function (...args) {
      const [error, result] = ipcRenderer.sendSync('ELECTRON_GUEST_VIEW_MANAGER_SYNC_CALL', getGuestInstanceId(this), method, args)
      if (error) {
        throw errorUtils.deserialize(error)
      } else {
        return result
      }
    }
  }
  for (const method of syncMethods) {
    proto[method] = createBlockHandler(method)
  }

  const createNonBlockHandler = function (method) {
    return function (...args) {
      const callback = (typeof args[args.length - 1] === 'function') ? args.pop() : null
      const requestId = getNextId()
      ipcRenderer.once(`ELECTRON_GUEST_VIEW_MANAGER_ASYNC_CALL_RESPONSE_${requestId}`, function (event, error, result) {
        if (error == null) {
          if (callback) callback(result)
        } else {
          throw errorUtils.deserialize(error)
        }
      })
      ipcRenderer.send('ELECTRON_GUEST_VIEW_MANAGER_ASYNC_CALL', requestId, getGuestInstanceId(this), method, args, callback != null)
    }
  }

  for (const method of asyncCallbackMethods) {
    proto[method] = createNonBlockHandler(method)
  }

  const createPromiseHandler = function (method) {
    return function (...args) {
      return new Promise((resolve, reject) => {
        const callback = (typeof args[args.length - 1] === 'function') ? args.pop() : null
        const requestId = getNextId()

        ipcRenderer.once(`ELECTRON_GUEST_VIEW_MANAGER_ASYNC_CALL_RESPONSE_${requestId}`, function (event, error, result) {
          if (error == null) {
            if (callback) {
              callback(result)
            }
            resolve(result)
          } else {
            reject(errorUtils.deserialize(error))
          }
        })
        ipcRenderer.send('ELECTRON_GUEST_VIEW_MANAGER_ASYNC_CALL', requestId, getGuestInstanceId(this), method, args, callback != null)
      })
    }
  }

  for (const method of asyncPromiseMethods) {
    proto[method] = createPromiseHandler(method)
  }

  // WebContents associated with this webview.
  proto.getWebContents = function () {
    const { getRemoteForUsage } = require('@electron/internal/renderer/remote')
    const remote = getRemoteForUsage('getWebContents()')
    const internal = v8Util.getHiddenValue(this, 'internal')
    if (!internal.guestInstanceId) {
      internal.createGuestSync()
    }
    return remote.getGuestWebContents(internal.guestInstanceId)
  }

  // Focusing the webview should move page focus to the underlying iframe.
  proto.focus = function () {
    this.contentWindow.focus()
  }

  window.WebView = webFrame.registerEmbedderCustomElement(window, 'webview', {
    prototype: proto
  })

  // Delete the callbacks so developers cannot call them and produce unexpected
  // behavior.
  delete proto.createdCallback
  delete proto.attachedCallback
  delete proto.detachedCallback
  delete proto.attributeChangedCallback
}

const setupWebView = (window) => {
  require('@electron/internal/renderer/web-view/web-view-attributes')

  const useCapture = true
  window.addEventListener('readystatechange', function listener (event) {
    if (document.readyState === 'loading') {
      return
    }
    registerWebViewElement(window)
    window.removeEventListener(event.type, listener, useCapture)
  }, useCapture)
}

module.exports = { setupWebView, WebViewImpl }
'use strict'

// This file should have no requires since it is used by the isolated context
// preload bundle. Instead arguments should be passed in for everything it
// needs.

// This file implements the following APIs:
// - window.alert()
// - window.confirm()
// - window.history.back()
// - window.history.forward()
// - window.history.go()
// - window.history.length
// - window.open()
// - window.opener.blur()
// - window.opener.close()
// - window.opener.eval()
// - window.opener.focus()
// - window.opener.location
// - window.opener.print()
// - window.opener.postMessage()
// - window.prompt()
// - document.hidden
// - document.visibilityState

const { defineProperty } = Object

// Helper function to resolve relative url.
const a = window.top.document.createElement('a')
const resolveURL = function (url) {
  a.href = url
  return a.href
}

// Use this method to ensure values expected as strings in the main process
// are convertible to strings in the renderer process. This ensures exceptions
// converting values to strings are thrown in this process.
const toString = (value) => {
  return value != null ? `${value}` : value
}

const windowProxies = {}

const getOrCreateProxy = (ipcRenderer, guestId) => {
  let proxy = windowProxies[guestId]
  if (proxy == null) {
    proxy = new BrowserWindowProxy(ipcRenderer, guestId)
    windowProxies[guestId] = proxy
  }
  return proxy
}

const removeProxy = (guestId) => {
  delete windowProxies[guestId]
}

function BrowserWindowProxy (ipcRenderer, guestId) {
  this.closed = false

  defineProperty(this, 'location', {
    get: function () {
      return ipcRenderer.sendSync('ELECTRON_GUEST_WINDOW_MANAGER_WEB_CONTENTS_METHOD_SYNC', guestId, 'getURL')
    },
    set: function (url) {
      url = resolveURL(url)
      return ipcRenderer.sendSync('ELECTRON_GUEST_WINDOW_MANAGER_WEB_CONTENTS_METHOD_SYNC', guestId, 'loadURL', url)
    }
  })

  ipcRenderer.once(`ELECTRON_GUEST_WINDOW_MANAGER_WINDOW_CLOSED_${guestId}`, () => {
    removeProxy(guestId)
    this.closed = true
  })

  this.close = () => {
    ipcRenderer.send('ELECTRON_GUEST_WINDOW_MANAGER_WINDOW_CLOSE', guestId)
  }

  this.focus = () => {
    ipcRenderer.send('ELECTRON_GUEST_WINDOW_MANAGER_WINDOW_METHOD', guestId, 'focus')
  }

  this.blur = () => {
    ipcRenderer.send('ELECTRON_GUEST_WINDOW_MANAGER_WINDOW_METHOD', guestId, 'blur')
  }

  this.print = () => {
    ipcRenderer.send('ELECTRON_GUEST_WINDOW_MANAGER_WEB_CONTENTS_METHOD', guestId, 'print')
  }

  this.postMessage = (message, targetOrigin) => {
    ipcRenderer.send('ELECTRON_GUEST_WINDOW_MANAGER_WINDOW_POSTMESSAGE', guestId, message, toString(targetOrigin), window.location.origin)
  }

  this.eval = (...args) => {
    ipcRenderer.send('ELECTRON_GUEST_WINDOW_MANAGER_WEB_CONTENTS_METHOD', guestId, 'executeJavaScript', ...args)
  }
}

module.exports = (ipcRenderer, guestInstanceId, openerId, hiddenPage, usesNativeWindowOpen) => {
  if (guestInstanceId == null) {
    // Override default window.close.
    window.close = function () {
      ipcRenderer.sendSync('ELECTRON_BROWSER_WINDOW_CLOSE')
    }
  }

  if (!usesNativeWindowOpen) {
    // Make the browser window or guest view emit "new-window" event.
    window.open = function (url, frameName, features) {
      if (url != null && url !== '') {
        url = resolveURL(url)
      }
      const guestId = ipcRenderer.sendSync('ELECTRON_GUEST_WINDOW_MANAGER_WINDOW_OPEN', url, toString(frameName), toString(features))
      if (guestId != null) {
        return getOrCreateProxy(ipcRenderer, guestId)
      } else {
        return null
      }
    }

    if (openerId != null) {
      window.opener = getOrCreateProxy(ipcRenderer, openerId)
    }
  }

  // But we do not support prompt().
  window.prompt = function () {
    throw new Error('prompt() is and will not be supported.')
  }

  ipcRenderer.on('ELECTRON_GUEST_WINDOW_POSTMESSAGE', function (event, sourceId, message, sourceOrigin) {
    // Manually dispatch event instead of using postMessage because we also need to
    // set event.source.
    event = document.createEvent('Event')
    event.initEvent('message', false, false)
    event.data = message
    event.origin = sourceOrigin
    event.source = getOrCreateProxy(ipcRenderer, sourceId)
    window.dispatchEvent(event)
  })

  window.history.back = function () {
    ipcRenderer.send('ELECTRON_NAVIGATION_CONTROLLER_GO_BACK')
  }

  window.history.forward = function () {
    ipcRenderer.send('ELECTRON_NAVIGATION_CONTROLLER_GO_FORWARD')
  }

  window.history.go = function (offset) {
    ipcRenderer.send('ELECTRON_NAVIGATION_CONTROLLER_GO_TO_OFFSET', +offset)
  }

  defineProperty(window.history, 'length', {
    get: function () {
      return ipcRenderer.sendSync('ELECTRON_NAVIGATION_CONTROLLER_LENGTH')
    }
  })

  if (guestInstanceId != null) {
    // Webview `document.visibilityState` tracks window visibility (and ignores
    // the actual <webview> element visibility) for backwards compatibility.
    // See discussion in #9178.
    //
    // Note that this results in duplicate visibilitychange events (since
    // Chromium also fires them) and potentially incorrect visibility change.
    // We should reconsider this decision for Electron 2.0.
    let cachedVisibilityState = hiddenPage ? 'hidden' : 'visible'

    // Subscribe to visibilityState changes.
    ipcRenderer.on('ELECTRON_GUEST_INSTANCE_VISIBILITY_CHANGE', function (event, visibilityState) {
      if (cachedVisibilityState !== visibilityState) {
        cachedVisibilityState = visibilityState
        document.dispatchEvent(new Event('visibilitychange'))
      }
    })

    // Make document.hidden and document.visibilityState return the correct value.
    defineProperty(document, 'hidden', {
      get: function () {
        return cachedVisibilityState !== 'visible'
      }
    })

    defineProperty(document, 'visibilityState', {
      get: function () {
        return cachedVisibilityState
      }
    })
  }
}
'use strict'

const path = require('path')
const Module = require('module')

// We modified the original process.argv to let node.js load the
// init.js, we need to restore it here.
process.argv.splice(1, 1)

// Clear search paths.
require('../common/reset-search-paths')

// Import common settings.
require('@electron/internal/common/init')

// Expose public APIs.
Module.globalPaths.push(path.join(__dirname, 'api', 'exports'))

// Export node bindings to global.
global.require = require
global.module = module

// Set the __filename to the path of html file if it is file: protocol.
if (self.location.protocol === 'file:') {
  const pathname = process.platform === 'win32' && self.location.pathname[0] === '/' ? self.location.pathname.substr(1) : self.location.pathname
  global.__filename = path.normalize(decodeURIComponent(pathname))
  global.__dirname = path.dirname(global.__filename)

  // Set module's filename so relative require can work as expected.
  module.filename = global.__filename

  // Also search for module under the html file.
  module.paths = module.paths.concat(Module._nodeModulePaths(global.__dirname))
} else {
  global.__filename = __filename
  global.__dirname = __dirname
}