gecko-dev/mobile/android/base/GuestSession.java

99 lines
4.2 KiB
Java

/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.gecko;
import android.app.KeyguardManager;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.content.res.Resources;
import android.support.v4.app.NotificationCompat;
import android.view.Window;
import android.view.WindowManager;
// Utility methods for entering/exiting guest mode.
public class GuestSession {
public static final String NOTIFICATION_INTENT = "org.mozilla.gecko.GUEST_SESSION_INPROGRESS";
private static final String LOGTAG = "GeckoGuestSession";
// Returns true if the user is using a secure keyguard, and its currently locked.
static boolean isSecureKeyguardLocked(Context context) {
final KeyguardManager manager = (KeyguardManager) context.getSystemService(Context.KEYGUARD_SERVICE);
// The test machines return null for the KeyguardService, despite running Android 4.2.
if (AppConstants.Versions.preJB || manager == null) {
return false;
}
return manager.isKeyguardLocked() && manager.isKeyguardSecure();
}
/* Returns true if you should be in guest mode. This can be because a secure keyguard
* is locked, or because the user has explicitly started guest mode via a dialog. If the
* user has explicitly started Fennec in guest mode, this will return true until they
* explicitly exit it.
*/
public static boolean shouldUse(final Context context, final String args) {
// Did the command line args request guest mode?
if (args != null && args.contains(BrowserApp.GUEST_BROWSING_ARG)) {
return true;
}
// Otherwise, is the device locked?
final boolean keyguard = isSecureKeyguardLocked(context);
if (keyguard) {
return true;
}
// Otherwise, is there a locked guest mode profile?
final GeckoProfile profile = GeckoProfile.getGuestProfile(context);
if (profile == null) {
return false;
}
return profile.locked();
}
public static void configureWindow(Window window) {
// In guest sessions we allow showing over the keyguard.
window.addFlags(WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD | WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED);
}
public static void unconfigureWindow(Window window) {
// In guest sessions we allow showing over the keyguard.
window.clearFlags(WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD | WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED);
}
private static PendingIntent getNotificationIntent(Context context) {
Intent intent = new Intent(NOTIFICATION_INTENT);
intent.setClass(context, BrowserApp.class);
return PendingIntent.getActivity(context, 0, intent, PendingIntent.FLAG_UPDATE_CURRENT);
}
public static void showNotification(Context context) {
final NotificationCompat.Builder builder = new NotificationCompat.Builder(context);
final Resources res = context.getResources();
builder.setContentTitle(res.getString(R.string.guest_browsing_notification_title))
.setContentText(res.getString(R.string.guest_browsing_notification_text))
.setSmallIcon(R.drawable.alert_guest)
.setOngoing(true)
.setContentIntent(getNotificationIntent(context));
final NotificationManager manager = (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
manager.notify(R.id.guestNotification, builder.build());
}
public static void hideNotification(Context context) {
final NotificationManager manager = (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
manager.cancel(R.id.guestNotification);
}
public static void handleIntent(BrowserApp context, Intent intent) {
context.showGuestModeDialog(BrowserApp.GuestModeDialog.LEAVING);
}
}