PR 44648: Enabling creation on webview with node-integration disabled and raising events
- Enabling creation on webview with node-integration disabled and raising events Conflicts: lib/browser/guest-view-manager.js
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6 changed files with 51 additions and 23 deletions
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@ -406,6 +406,9 @@ void WebContents::InitWithSessionAndOptions(v8::Isolate* isolate,
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Init(isolate);
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AttachAsUserData(web_contents);
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if (IsGuest())
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Emit("did-create-webview");
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}
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WebContents::~WebContents() {
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@ -218,6 +218,17 @@ When in-page navigation happens, the page URL changes but does not cause
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navigation outside of the page. Examples of this occurring are when anchor links
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are clicked or when the DOM `hashchange` event is triggered.
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#### Event: 'will-create-webview'
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Returns:
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* `event` Event
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* `params` Object
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Emitted when web-view will be created.
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Use this event to remove preload scripts or stop creating webviews.
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#### Event: 'crashed'
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Returns:
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@ -15,9 +15,6 @@ between your app and embedded content will be asynchronous. This keeps your app
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safe from the embedded content. **Note:** Most methods called on the
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webview from the host page require a syncronous call to the main process.
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For security purposes, `webview` can only be used in `BrowserWindow`s that have
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`nodeIntegration` enabled.
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## Example
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To embed a web page in your app, add the `webview` tag to your app's embedder
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@ -297,7 +297,10 @@ ipcMain.on('ELECTRON_GUEST_VIEW_MANAGER_CREATE_GUEST', function (event, params,
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})
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ipcMain.on('ELECTRON_GUEST_VIEW_MANAGER_ATTACH_GUEST', function (event, elementInstanceId, guestInstanceId, params) {
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attachGuest(event, elementInstanceId, guestInstanceId, params)
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event.sender.emit('will-create-webview', event, params)
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if (!event.defaultPrevented) {
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attachGuest(event, elementInstanceId, guestInstanceId, params)
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}
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})
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ipcMain.on('ELECTRON_GUEST_VIEW_MANAGER_DESTROY_GUEST', function (event, guestInstanceId) {
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@ -94,7 +94,7 @@ if (window.location.protocol === 'chrome-devtools:') {
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require('./content-scripts-injector')
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// Load webview tag implementation.
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if (nodeIntegration === 'true' && process.guestInstanceId == null) {
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if (process.guestInstanceId == null) {
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require('./web-view/web-view')
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require('./web-view/web-view-attributes')
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}
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@ -36,24 +36,6 @@ describe('<webview> tag', function () {
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w.loadURL('file://' + fixtures + '/pages/webview-no-script.html')
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})
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it('is disabled when nodeIntegration is disabled', function (done) {
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w = new BrowserWindow({
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show: false,
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webPreferences: {
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nodeIntegration: false,
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preload: path.join(fixtures, 'module', 'preload-webview.js')
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}
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})
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ipcMain.once('webview', function (event, type) {
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if (type === 'undefined') {
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done()
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} else {
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done('WebView still exists')
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}
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})
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w.loadURL('file://' + fixtures + '/pages/webview-no-script.html')
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})
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describe('src attribute', function () {
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it('specifies the page to load', function (done) {
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webview.addEventListener('console-message', function (e) {
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@ -64,6 +46,38 @@ describe('<webview> tag', function () {
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document.body.appendChild(webview)
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})
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it('disables node integration when disabled on the parent BrowserWindow', function (done) {
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ipcMain.once('answer', function (event, typeofProcess) {
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try {
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assert.equal(typeofProcess, 'undefined')
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done()
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} finally {
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b.close()
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}
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})
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var windowUrl = require('url').format({
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pathname: `${fixtures}/pages/webview-no-node-integration-on-window.html`,
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protocol: 'file',
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query: {
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p: `${fixtures}/pages/web-view-log-process.html`
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},
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slashes: true
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})
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var preload = path.join(fixtures, 'module', 'answer.js')
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var b = new BrowserWindow({
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height: 400,
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width: 400,
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show: false,
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webPreferences: {
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preload: preload,
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nodeIntegration: false
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}
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})
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b.loadURL(windowUrl)
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})
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it('navigates to new page when changed', function (done) {
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var listener = function () {
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webview.src = 'file://' + fixtures + '/pages/b.html'
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