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      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "chrome/browser/chromeos/login/session/chrome_session_manager.h"
      6 
      7 #include "base/command_line.h"
      8 #include "base/logging.h"
      9 #include "base/memory/scoped_ptr.h"
     10 #include "base/sys_info.h"
     11 #include "chrome/browser/chromeos/app_mode/kiosk_app_launch_error.h"
     12 #include "chrome/browser/chromeos/app_mode/kiosk_app_manager.h"
     13 #include "chrome/browser/chromeos/login/session/kiosk_auto_launcher_session_manager_delegate.h"
     14 #include "chrome/browser/chromeos/login/session/login_oobe_session_manager_delegate.h"
     15 #include "chrome/browser/chromeos/login/session/restore_after_crash_session_manager_delegate.h"
     16 #include "chrome/browser/chromeos/login/session/stub_login_session_manager_delegate.h"
     17 #include "chrome/browser/profiles/profile.h"
     18 #include "chromeos/chromeos_switches.h"
     19 #include "chromeos/login/user_names.h"
     20 
     21 namespace chromeos {
     22 
     23 namespace {
     24 
     25 bool ShouldAutoLaunchKioskApp(const base::CommandLine& command_line) {
     26   KioskAppManager* app_manager = KioskAppManager::Get();
     27   return command_line.HasSwitch(switches::kLoginManager) &&
     28          !command_line.HasSwitch(switches::kForceLoginManagerInTests) &&
     29          app_manager->IsAutoLaunchEnabled() &&
     30          KioskAppLaunchError::Get() == KioskAppLaunchError::NONE;
     31 }
     32 
     33 }  // namespace
     34 
     35 // static
     36 scoped_ptr<session_manager::SessionManager>
     37 ChromeSessionManager::CreateSessionManager(
     38     const base::CommandLine& parsed_command_line,
     39     Profile* profile,
     40     bool is_running_test) {
     41   // Tests should be able to tune login manager before showing it. Thus only
     42   // show login UI (login and out-of-box) in normal (non-testing) mode with
     43   // --login-manager switch and if test passed --force-login-manager-in-tests.
     44   bool force_login_screen_in_test =
     45       parsed_command_line.HasSwitch(switches::kForceLoginManagerInTests);
     46 
     47   std::string login_user_id =
     48       parsed_command_line.GetSwitchValueASCII(switches::kLoginUser);
     49 
     50   if (ShouldAutoLaunchKioskApp(parsed_command_line)) {
     51     VLOG(1) << "Starting Chrome with KioskAutoLauncherSessionManagerDelegate";
     52     return scoped_ptr<session_manager::SessionManager>(new ChromeSessionManager(
     53         new KioskAutoLauncherSessionManagerDelegate()));
     54   } else if (parsed_command_line.HasSwitch(switches::kLoginManager) &&
     55              (!is_running_test || force_login_screen_in_test)) {
     56     VLOG(1) << "Starting Chrome with LoginOobeSessionManagerDelegate";
     57     return scoped_ptr<session_manager::SessionManager>(
     58         new ChromeSessionManager(new LoginOobeSessionManagerDelegate()));
     59   } else if (!base::SysInfo::IsRunningOnChromeOS() &&
     60              login_user_id == login::kStubUser) {
     61     VLOG(1) << "Starting Chrome with StubLoginSessionManagerDelegate";
     62     return scoped_ptr<session_manager::SessionManager>(new ChromeSessionManager(
     63         new StubLoginSessionManagerDelegate(profile, login_user_id)));
     64   } else {
     65     VLOG(1) << "Starting Chrome with  RestoreAfterCrashSessionManagerDelegate";
     66     // Restarting Chrome inside existing user session. Possible cases:
     67     // 1. Chrome is restarted after crash.
     68     // 2. Chrome is started in browser_tests skipping the login flow.
     69     // 3. Chrome is started on dev machine i.e. not on Chrome OS device w/o
     70     //    login flow. In that case --login-user=[chromeos::login::kStubUser] is
     71     //    added. See PreEarlyInitialization().
     72     return scoped_ptr<session_manager::SessionManager>(new ChromeSessionManager(
     73         new RestoreAfterCrashSessionManagerDelegate(profile, login_user_id)));
     74   }
     75 }
     76 
     77 ChromeSessionManager::ChromeSessionManager(
     78     session_manager::SessionManagerDelegate* delegate) {
     79   Initialize(delegate);
     80 }
     81 
     82 ChromeSessionManager::~ChromeSessionManager() {
     83 }
     84 
     85 }  // namespace chromeos
     86