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      1 // Copyright (c) 2013 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/profiles/profile_helper.h"
      6 
      7 #include "base/callback.h"
      8 #include "base/command_line.h"
      9 #include "chrome/browser/browser_process.h"
     10 #include "chrome/browser/browsing_data/browsing_data_helper.h"
     11 #include "chrome/browser/chromeos/login/oauth2_login_manager_factory.h"
     12 #include "chrome/browser/chromeos/login/user_manager.h"
     13 #include "chrome/browser/profiles/profile.h"
     14 #include "chrome/browser/profiles/profile_manager.h"
     15 #include "chrome/common/chrome_constants.h"
     16 #include "chrome/common/chrome_switches.h"
     17 #include "chromeos/chromeos_switches.h"
     18 
     19 namespace chromeos {
     20 
     21 namespace {
     22 
     23 base::FilePath GetSigninProfileDir() {
     24   ProfileManager* profile_manager = g_browser_process->profile_manager();
     25   base::FilePath user_data_dir = profile_manager->user_data_dir();
     26   return user_data_dir.AppendASCII(chrome::kInitialProfile);
     27 }
     28 
     29 }  // anonymous namespace
     30 
     31 ////////////////////////////////////////////////////////////////////////////////
     32 // ProfileHelper, public
     33 
     34 ProfileHelper::ProfileHelper()
     35   : signin_profile_clear_requested_(false) {
     36 }
     37 
     38 ProfileHelper::~ProfileHelper() {
     39   // Checking whether UserManager is initialized covers case
     40   // when ScopedTestUserManager is used.
     41   if (UserManager::IsInitialized())
     42     UserManager::Get()->RemoveSessionStateObserver(this);
     43 }
     44 
     45 // static
     46 Profile* ProfileHelper::GetProfileByUserIdHash(
     47     const std::string& user_id_hash) {
     48   ProfileManager* profile_manager = g_browser_process->profile_manager();
     49   return profile_manager->GetProfile(GetProfilePathByUserIdHash(user_id_hash));
     50 }
     51 
     52 // static
     53 base::FilePath ProfileHelper::GetProfilePathByUserIdHash(
     54     const std::string& user_id_hash) {
     55   const CommandLine& command_line = *CommandLine::ForCurrentProcess();
     56   // Fails for KioskTest.InstallAndLaunchApp test - crbug.com/238985
     57   // Will probably fail for Guest session / restart after a crash -
     58   // crbug.com/238998
     59   // TODO(nkostylev): Remove this check once these bugs are fixed.
     60   if (command_line.HasSwitch(::switches::kMultiProfiles))
     61     DCHECK(!user_id_hash.empty());
     62   ProfileManager* profile_manager = g_browser_process->profile_manager();
     63   base::FilePath profile_path = profile_manager->user_data_dir();
     64   return profile_path.Append(
     65       base::FilePath(chrome::kProfileDirPrefix + user_id_hash));
     66 }
     67 
     68 // static
     69 base::FilePath ProfileHelper::GetProfileDirByLegacyLoginProfileSwitch() {
     70   base::FilePath profile_dir;
     71   std::string login_profile_value = CommandLine::ForCurrentProcess()->
     72       GetSwitchValueASCII(chromeos::switches::kLoginProfile);
     73   if (login_profile_value == chrome::kLegacyProfileDir ||
     74       login_profile_value == chrome::kTestUserProfileDir) {
     75     profile_dir = base::FilePath(login_profile_value);
     76   } else {
     77     profile_dir = ProfileHelper::GetUserProfileDir(login_profile_value);
     78   }
     79   return profile_dir;
     80 }
     81 
     82 // static
     83 Profile* ProfileHelper::GetSigninProfile() {
     84   ProfileManager* profile_manager = g_browser_process->profile_manager();
     85   return profile_manager->GetProfile(GetSigninProfileDir())->
     86       GetOffTheRecordProfile();
     87 }
     88 
     89 // static
     90 std::string ProfileHelper::GetUserIdHashFromProfile(Profile* profile) {
     91   if (!profile)
     92     return std::string();
     93 
     94   // Check that profile directory starts with the correct prefix.
     95   std::string profile_dir = profile->GetPath().BaseName().value();
     96   std::string prefix(chrome::kProfileDirPrefix);
     97   if (profile_dir.find(prefix) != 0) {
     98     // This happens when creating a TestingProfile in browser tests.
     99     return std::string();
    100   }
    101 
    102   return profile_dir.substr(prefix.length(),
    103                             profile_dir.length() - prefix.length());
    104 }
    105 
    106 // static
    107 base::FilePath ProfileHelper::GetUserProfileDir(
    108     const std::string& user_id_hash) {
    109   DCHECK(!user_id_hash.empty());
    110   return base::FilePath(chrome::kProfileDirPrefix + user_id_hash);
    111 }
    112 
    113 // static
    114 bool ProfileHelper::IsSigninProfile(Profile* profile) {
    115   return profile->GetPath().BaseName().value() == chrome::kInitialProfile;
    116 }
    117 
    118 void ProfileHelper::ProfileStartup(Profile* profile, bool process_startup) {
    119   // Initialize Chrome OS preferences like touch pad sensitivity. For the
    120   // preferences to work in the guest mode, the initialization has to be
    121   // done after |profile| is switched to the incognito profile (which
    122   // is actually GuestSessionProfile in the guest mode). See the
    123   // GetOffTheRecordProfile() call above.
    124   profile->InitChromeOSPreferences();
    125 
    126   // Add observer so we can see when the first profile's session restore is
    127   // completed. After that, we won't need the default profile anymore.
    128   if (!IsSigninProfile(profile) &&
    129       UserManager::Get()->IsLoggedInAsRegularUser() &&
    130       !UserManager::Get()->IsLoggedInAsStub()) {
    131     chromeos::OAuth2LoginManager* login_manager =
    132         chromeos::OAuth2LoginManagerFactory::GetInstance()->GetForProfile(
    133             profile);
    134     if (login_manager)
    135       login_manager->AddObserver(this);
    136   }
    137 }
    138 
    139 base::FilePath ProfileHelper::GetActiveUserProfileDir() {
    140   return ProfileHelper::GetUserProfileDir(active_user_id_hash_);
    141 }
    142 
    143 void ProfileHelper::Initialize() {
    144   UserManager::Get()->AddSessionStateObserver(this);
    145 }
    146 
    147 void ProfileHelper::ClearSigninProfile(const base::Closure& on_clear_callback) {
    148   on_clear_callbacks_.push_back(on_clear_callback);
    149   if (signin_profile_clear_requested_)
    150     return;
    151   ProfileManager* profile_manager = g_browser_process->profile_manager();
    152   // Check if signin profile was loaded.
    153   if (!profile_manager->GetProfileByPath(GetSigninProfileDir())) {
    154     OnBrowsingDataRemoverDone();
    155     return;
    156   }
    157   signin_profile_clear_requested_ = true;
    158   BrowsingDataRemover* remover =
    159       BrowsingDataRemover::CreateForUnboundedRange(GetSigninProfile());
    160   remover->AddObserver(this);
    161   remover->Remove(BrowsingDataRemover::REMOVE_SITE_DATA,
    162                   BrowsingDataHelper::ALL);
    163 }
    164 
    165 ////////////////////////////////////////////////////////////////////////////////
    166 // ProfileHelper, BrowsingDataRemover::Observer implementation:
    167 
    168 void ProfileHelper::OnBrowsingDataRemoverDone() {
    169   signin_profile_clear_requested_ = false;
    170   for (size_t i = 0; i < on_clear_callbacks_.size(); ++i) {
    171     if (!on_clear_callbacks_[i].is_null())
    172       on_clear_callbacks_[i].Run();
    173   }
    174   on_clear_callbacks_.clear();
    175 }
    176 
    177 ////////////////////////////////////////////////////////////////////////////////
    178 // ProfileHelper, OAuth2LoginManager::Observer implementation:
    179 
    180 void ProfileHelper::OnSessionRestoreStateChanged(
    181     Profile* user_profile,
    182     OAuth2LoginManager::SessionRestoreState state) {
    183   if (state == OAuth2LoginManager::SESSION_RESTORE_DONE ||
    184       state == OAuth2LoginManager::SESSION_RESTORE_FAILED ||
    185       state == OAuth2LoginManager::SESSION_RESTORE_CONNECTION_FAILED) {
    186     chromeos::OAuth2LoginManager* login_manager =
    187         chromeos::OAuth2LoginManagerFactory::GetInstance()->
    188             GetForProfile(user_profile);
    189     login_manager->RemoveObserver(this);
    190     ClearSigninProfile(base::Closure());
    191   }
    192 }
    193 
    194 ////////////////////////////////////////////////////////////////////////////////
    195 // ProfileHelper, UserManager::UserSessionStateObserver implementation:
    196 
    197 void ProfileHelper::ActiveUserHashChanged(const std::string& hash) {
    198   active_user_id_hash_ = hash;
    199   base::FilePath profile_path = GetProfilePathByUserIdHash(hash);
    200   LOG(WARNING) << "Switching to profile path: " << profile_path.value();
    201 }
    202 
    203 }  // namespace chromeos
    204