1 // Copyright 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/ui/webui/chromeos/login/kiosk_app_menu_handler.h" 6 7 #include "base/bind.h" 8 #include "base/command_line.h" 9 #include "base/strings/string_number_conversions.h" 10 #include "base/sys_info.h" 11 #include "base/values.h" 12 #include "chrome/browser/browser_process.h" 13 #include "chrome/browser/chrome_notification_types.h" 14 #include "chrome/browser/chromeos/app_mode/kiosk_app_launch_error.h" 15 #include "chrome/browser/chromeos/login/existing_user_controller.h" 16 #include "chrome/grit/generated_resources.h" 17 #include "chromeos/chromeos_switches.h" 18 #include "content/public/browser/notification_details.h" 19 #include "content/public/browser/notification_service.h" 20 #include "content/public/browser/web_ui.h" 21 #include "ui/base/l10n/l10n_util.h" 22 #include "ui/base/webui/web_ui_util.h" 23 24 namespace chromeos { 25 26 namespace { 27 28 // JS functions that define new and old kiosk UI API. 29 const char kKioskSetAppsNewAPI[] = "login.AccountPickerScreen.setApps"; 30 const char kKioskSetAppsOldAPI[] = "login.AppsMenuButton.setApps"; 31 const char kKioskShowErrorNewAPI[] = "login.AccountPickerScreen.showAppError"; 32 const char kKioskShowErrorOldAPI[] = "login.AppsMenuButton.showError"; 33 34 } // namespace 35 36 KioskAppMenuHandler::KioskAppMenuHandler( 37 const scoped_refptr<NetworkStateInformer>& network_state_informer) 38 : is_webui_initialized_(false), 39 network_state_informer_(network_state_informer), 40 weak_ptr_factory_(this) { 41 KioskAppManager::Get()->AddObserver(this); 42 network_state_informer_->AddObserver(this); 43 } 44 45 KioskAppMenuHandler::~KioskAppMenuHandler() { 46 KioskAppManager::Get()->RemoveObserver(this); 47 network_state_informer_->RemoveObserver(this); 48 } 49 50 void KioskAppMenuHandler::GetLocalizedStrings( 51 base::DictionaryValue* localized_strings) { 52 localized_strings->SetString( 53 "showApps", 54 l10n_util::GetStringUTF16(IDS_KIOSK_APPS_BUTTON)); 55 localized_strings->SetString( 56 "confirmKioskAppDiagnosticModeFormat", 57 l10n_util::GetStringUTF16(IDS_LOGIN_CONFIRM_KIOSK_DIAGNOSTIC_FORMAT)); 58 localized_strings->SetString( 59 "confirmKioskAppDiagnosticModeYes", 60 l10n_util::GetStringUTF16(IDS_CONFIRM_MESSAGEBOX_YES_BUTTON_LABEL)); 61 localized_strings->SetString( 62 "confirmKioskAppDiagnosticModeNo", 63 l10n_util::GetStringUTF16(IDS_CONFIRM_MESSAGEBOX_NO_BUTTON_LABEL)); 64 localized_strings->SetBoolean( 65 "kioskAppHasLaunchError", 66 KioskAppLaunchError::Get() != KioskAppLaunchError::NONE); 67 } 68 69 void KioskAppMenuHandler::RegisterMessages() { 70 web_ui()->RegisterMessageCallback("initializeKioskApps", 71 base::Bind(&KioskAppMenuHandler::HandleInitializeKioskApps, 72 base::Unretained(this))); 73 web_ui()->RegisterMessageCallback("kioskAppsLoaded", 74 base::Bind(&KioskAppMenuHandler::HandleKioskAppsLoaded, 75 base::Unretained(this))); 76 web_ui()->RegisterMessageCallback("checkKioskAppLaunchError", 77 base::Bind(&KioskAppMenuHandler::HandleCheckKioskAppLaunchError, 78 base::Unretained(this))); 79 } 80 81 // static 82 bool KioskAppMenuHandler::EnableNewKioskUI() { 83 // Turn off new kiosk UI for M34/35. 84 // TODO(xiyuan, nkostylev): Revist for http://crbug.com/362062. 85 return false; 86 } 87 88 void KioskAppMenuHandler::SendKioskApps() { 89 if (!is_webui_initialized_) 90 return; 91 92 KioskAppManager::Apps apps; 93 KioskAppManager::Get()->GetApps(&apps); 94 95 base::ListValue apps_list; 96 for (size_t i = 0; i < apps.size(); ++i) { 97 const KioskAppManager::App& app_data = apps[i]; 98 99 scoped_ptr<base::DictionaryValue> app_info(new base::DictionaryValue); 100 app_info->SetBoolean("isApp", true); 101 app_info->SetString("id", app_data.app_id); 102 app_info->SetString("label", app_data.name); 103 104 // TODO(xiyuan): Replace data url with a URLDataSource. 105 std::string icon_url("chrome://theme/IDR_APP_DEFAULT_ICON"); 106 if (!app_data.icon.isNull()) 107 icon_url = webui::GetBitmapDataUrl(*app_data.icon.bitmap()); 108 app_info->SetString("iconUrl", icon_url); 109 110 apps_list.Append(app_info.release()); 111 } 112 113 web_ui()->CallJavascriptFunction(EnableNewKioskUI() ? 114 kKioskSetAppsNewAPI : kKioskSetAppsOldAPI, 115 apps_list); 116 } 117 118 void KioskAppMenuHandler::HandleInitializeKioskApps( 119 const base::ListValue* args) { 120 is_webui_initialized_ = true; 121 SendKioskApps(); 122 UpdateState(ErrorScreenActor::ERROR_REASON_UPDATE); 123 } 124 125 void KioskAppMenuHandler::HandleKioskAppsLoaded( 126 const base::ListValue* args) { 127 content::NotificationService::current()->Notify( 128 chrome::NOTIFICATION_KIOSK_APPS_LOADED, 129 content::NotificationService::AllSources(), 130 content::NotificationService::NoDetails()); 131 } 132 133 void KioskAppMenuHandler::HandleCheckKioskAppLaunchError( 134 const base::ListValue* args) { 135 KioskAppLaunchError::Error error = KioskAppLaunchError::Get(); 136 if (error == KioskAppLaunchError::NONE) 137 return; 138 KioskAppLaunchError::Clear(); 139 140 const std::string error_message = KioskAppLaunchError::GetErrorMessage(error); 141 bool new_kiosk_ui = EnableNewKioskUI(); 142 web_ui()->CallJavascriptFunction(new_kiosk_ui ? 143 kKioskShowErrorNewAPI : kKioskShowErrorOldAPI, 144 base::StringValue(error_message)); 145 } 146 147 void KioskAppMenuHandler::OnKioskAppsSettingsChanged() { 148 SendKioskApps(); 149 } 150 151 void KioskAppMenuHandler::OnKioskAppDataChanged(const std::string& app_id) { 152 SendKioskApps(); 153 } 154 155 void KioskAppMenuHandler::UpdateState(ErrorScreenActor::ErrorReason reason) { 156 if (network_state_informer_->state() == NetworkStateInformer::ONLINE) 157 KioskAppManager::Get()->RetryFailedAppDataFetch(); 158 } 159 160 } // namespace chromeos 161