1// Copyright (c) 2012 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/version_info_updater.h" 6 7#include <vector> 8 9#include "base/bind.h" 10#include "base/bind_helpers.h" 11#include "base/strings/string_util.h" 12#include "base/strings/stringprintf.h" 13#include "base/strings/utf_string_conversions.h" 14#include "base/sys_info.h" 15#include "chrome/browser/browser_process.h" 16#include "chrome/browser/chromeos/policy/browser_policy_connector_chromeos.h" 17#include "chrome/browser/chromeos/policy/device_cloud_policy_manager_chromeos.h" 18#include "chrome/browser/chromeos/settings/cros_settings.h" 19#include "chrome/common/chrome_version_info.h" 20#include "chrome/grit/chromium_strings.h" 21#include "chrome/grit/generated_resources.h" 22#include "chromeos/settings/cros_settings_names.h" 23#include "ui/base/l10n/l10n_util.h" 24 25namespace chromeos { 26 27namespace { 28 29const char* kReportingFlags[] = { 30 chromeos::kReportDeviceVersionInfo, 31 chromeos::kReportDeviceActivityTimes, 32 chromeos::kReportDeviceBootMode, 33 chromeos::kReportDeviceLocation, 34}; 35 36} 37 38/////////////////////////////////////////////////////////////////////////////// 39// VersionInfoUpdater public: 40 41VersionInfoUpdater::VersionInfoUpdater(Delegate* delegate) 42 : cros_settings_(chromeos::CrosSettings::Get()), 43 delegate_(delegate), 44 weak_pointer_factory_(this) { 45} 46 47VersionInfoUpdater::~VersionInfoUpdater() { 48 policy::BrowserPolicyConnectorChromeOS* connector = 49 g_browser_process->platform_part()->browser_policy_connector_chromeos(); 50 policy::DeviceCloudPolicyManagerChromeOS* policy_manager = 51 connector->GetDeviceCloudPolicyManager(); 52 if (policy_manager) 53 policy_manager->core()->store()->RemoveObserver(this); 54} 55 56void VersionInfoUpdater::StartUpdate(bool is_official_build) { 57 if (base::SysInfo::IsRunningOnChromeOS()) { 58 version_loader_.GetVersion( 59 is_official_build ? VersionLoader::VERSION_SHORT_WITH_DATE 60 : VersionLoader::VERSION_FULL, 61 base::Bind(&VersionInfoUpdater::OnVersion, 62 weak_pointer_factory_.GetWeakPtr()), 63 &tracker_); 64 } else { 65 UpdateVersionLabel(); 66 } 67 68 policy::BrowserPolicyConnectorChromeOS* connector = 69 g_browser_process->platform_part()->browser_policy_connector_chromeos(); 70 policy::DeviceCloudPolicyManagerChromeOS* policy_manager = 71 connector->GetDeviceCloudPolicyManager(); 72 if (policy_manager) { 73 policy_manager->core()->store()->AddObserver(this); 74 75 // Ensure that we have up-to-date enterprise info in case enterprise policy 76 // is already fetched and has finished initialization. 77 UpdateEnterpriseInfo(); 78 } 79 80 // Watch for changes to the reporting flags. 81 base::Closure callback = 82 base::Bind(&VersionInfoUpdater::UpdateEnterpriseInfo, 83 base::Unretained(this)); 84 for (unsigned int i = 0; i < arraysize(kReportingFlags); ++i) { 85 subscriptions_.push_back( 86 cros_settings_->AddSettingsObserver(kReportingFlags[i], 87 callback).release()); 88 } 89} 90 91void VersionInfoUpdater::UpdateVersionLabel() { 92 if (version_text_.empty()) 93 return; 94 95 chrome::VersionInfo version_info; 96 std::string label_text = l10n_util::GetStringFUTF8( 97 IDS_LOGIN_VERSION_LABEL_FORMAT, 98 l10n_util::GetStringUTF16(IDS_PRODUCT_NAME), 99 base::UTF8ToUTF16(version_info.Version()), 100 base::UTF8ToUTF16(version_text_)); 101 102 // Workaround over incorrect width calculation in old fonts. 103 // TODO(glotov): remove the following line when new fonts are used. 104 label_text += ' '; 105 106 if (delegate_) 107 delegate_->OnOSVersionLabelTextUpdated(label_text); 108} 109 110void VersionInfoUpdater::UpdateEnterpriseInfo() { 111 policy::BrowserPolicyConnectorChromeOS* connector = 112 g_browser_process->platform_part()->browser_policy_connector_chromeos(); 113 SetEnterpriseInfo(connector->GetEnterpriseDomain()); 114} 115 116void VersionInfoUpdater::SetEnterpriseInfo(const std::string& domain_name) { 117 // Update the notification about device status reporting. 118 if (delegate_ && !domain_name.empty()) { 119 std::string enterprise_info; 120 enterprise_info = l10n_util::GetStringFUTF8( 121 IDS_DEVICE_OWNED_BY_NOTICE, 122 base::UTF8ToUTF16(domain_name)); 123 delegate_->OnEnterpriseInfoUpdated(enterprise_info); 124 } 125} 126 127void VersionInfoUpdater::OnVersion(const std::string& version) { 128 version_text_ = version; 129 UpdateVersionLabel(); 130} 131 132void VersionInfoUpdater::OnStoreLoaded(policy::CloudPolicyStore* store) { 133 UpdateEnterpriseInfo(); 134} 135 136void VersionInfoUpdater::OnStoreError(policy::CloudPolicyStore* store) { 137 UpdateEnterpriseInfo(); 138} 139 140} // namespace chromeos 141