src/apps/shell/browser/shell_extension_system.cc

   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 "apps/shell/browser/shell_extension_system.h"
   6
   7 #include <string>
   8
   9 #include "apps/app_window_registry.h"
  10 #include "base/command_line.h"
  11 #include "base/files/file_path.h"
  12 #include "chrome/browser/chrome_notification_types.h"
  13 #include "chrome/common/extensions/extension_file_util.h"
  14 #include "content/public/browser/browser_context.h"
  15 #include "content/public/browser/browser_thread.h"
  16 #include "content/public/browser/notification_details.h"
  17 #include "content/public/browser/notification_service.h"
  18 #include "content/public/browser/notification_source.h"
  19 #include "extensions/browser/event_router.h"
  20 #include "extensions/browser/extension_prefs.h"
  21 #include "extensions/browser/extension_registry.h"
  22 #include "extensions/browser/info_map.h"
  23 #include "extensions/browser/lazy_background_task_queue.h"
  24 #include "extensions/browser/process_manager.h"
  25 #include "extensions/browser/quota_service.h"
  26 #include "extensions/browser/runtime_data.h"
  27
  28 using content::BrowserContext;
  29 using content::BrowserThread;
  30
  31 namespace extensions {
  32
  33 ShellExtensionSystem::ShellExtensionSystem(BrowserContext* browser_context)
  34     : browser_context_(browser_context) {
  35 }
  36
  37 ShellExtensionSystem::~ShellExtensionSystem() {
  38 }
  39
  40 bool ShellExtensionSystem::LoadAndLaunchApp(const base::FilePath& app_dir) {
  41   std::string load_error;
  42   scoped_refptr<Extension> extension =
  43       extension_file_util::LoadExtension(app_dir,
  44                                          extensions::Manifest::COMMAND_LINE,
  45                                          Extension::NO_FLAGS,
  46                                          &load_error);
  47   if (!extension) {
  48     LOG(ERROR) << "Loading extension at " << app_dir.value()
  49         << " failed with: " << load_error;
  50     return false;
  51   }
  52   app_id_ = extension->id();
  53
  54   // TODO(jamescook): We may want to do some of these things here:
  55   // * Create a PermissionsUpdater.
  56   // * Call PermissionsUpdater::GrantActivePermissions().
  57   // * Call ExtensionService::SatisfyImports().
  58   // * Call ExtensionPrefs::OnExtensionInstalled().
  59   // * Send NOTIFICATION_EXTENSION_INSTALLED.
  60
  61   ExtensionRegistry::Get(browser_context_)->AddEnabled(extension);
  62
  63   RegisterExtensionWithRequestContexts(extension);
  64
  65   content::NotificationService::current()->Notify(
  66       chrome::NOTIFICATION_EXTENSION_LOADED,
  67       content::Source<BrowserContext>(browser_context_),
  68       content::Details<const Extension>(extension));
  69
  70   // Inform the rest of the extensions system to start.
  71   ready_.Signal();
  72   content::NotificationService::current()->Notify(
  73       chrome::NOTIFICATION_EXTENSIONS_READY,
  74       content::Source<BrowserContext>(browser_context_),
  75       content::NotificationService::NoDetails());
  76
  77   // This is effectively the same behavior as
  78   // extensions::AppEventRouter::DispatchOnLaunchedEvent without any dependency
  79   // on ExtensionSystem or Profile.
  80   scoped_ptr<base::DictionaryValue> launch_data(new base::DictionaryValue());
  81   launch_data->SetBoolean("isKioskSession", false);
  82   scoped_ptr<base::ListValue> event_args(new base::ListValue());
  83   event_args->Append(launch_data.release());
  84   scoped_ptr<Event> event(
  85       new Event("app.runtime.onLaunched", event_args.Pass()));
  86   event_router_->DispatchEventWithLazyListener(extension->id(), event.Pass());
  87
  88   return true;
  89 }
  90
  91 void ShellExtensionSystem::CloseApp() {
  92   apps::AppWindowRegistry::Get(browser_context_)
  93       ->CloseAllAppWindowsForApp(app_id_);
  94 }
  95
  96 void ShellExtensionSystem::Shutdown() {
  97 }
  98
  99 void ShellExtensionSystem::InitForRegularProfile(bool extensions_enabled) {
 100   runtime_data_.reset(
 101       new RuntimeData(ExtensionRegistry::Get(browser_context_)));
 102   lazy_background_task_queue_.reset(
 103       new LazyBackgroundTaskQueue(browser_context_));
 104   event_router_.reset(
 105       new EventRouter(browser_context_, ExtensionPrefs::Get(browser_context_)));
 106   process_manager_.reset(ProcessManager::Create(browser_context_));
 107   quota_service_.reset(new QuotaService);
 108 }
 109
 110 ExtensionService* ShellExtensionSystem::extension_service() {
 111   return NULL;
 112 }
 113
 114 RuntimeData* ShellExtensionSystem::runtime_data() {
 115   return runtime_data_.get();
 116 }
 117
 118 ManagementPolicy* ShellExtensionSystem::management_policy() {
 119   return NULL;
 120 }
 121
 122 UserScriptMaster* ShellExtensionSystem::user_script_master() {
 123   return NULL;
 124 }
 125
 126 ProcessManager* ShellExtensionSystem::process_manager() {
 127   return process_manager_.get();
 128 }
 129
 130 StateStore* ShellExtensionSystem::state_store() {
 131   return NULL;
 132 }
 133
 134 StateStore* ShellExtensionSystem::rules_store() {
 135   return NULL;
 136 }
 137
 138 InfoMap* ShellExtensionSystem::info_map() {
 139   if (!info_map_.get())
 140     info_map_ = new InfoMap;
 141   return info_map_;
 142 }
 143
 144 LazyBackgroundTaskQueue* ShellExtensionSystem::lazy_background_task_queue() {
 145   return lazy_background_task_queue_.get();
 146 }
 147
 148 EventRouter* ShellExtensionSystem::event_router() {
 149   return event_router_.get();
 150 }
 151
 152 ExtensionWarningService* ShellExtensionSystem::warning_service() {
 153   return NULL;
 154 }
 155
 156 Blacklist* ShellExtensionSystem::blacklist() {
 157   return NULL;
 158 }
 159
 160 ErrorConsole* ShellExtensionSystem::error_console() {
 161   return NULL;
 162 }
 163
 164 InstallVerifier* ShellExtensionSystem::install_verifier() {
 165   return NULL;
 166 }
 167
 168 QuotaService* ShellExtensionSystem::quota_service() {
 169   return quota_service_.get();
 170 }
 171
 172 void ShellExtensionSystem::RegisterExtensionWithRequestContexts(
 173     const Extension* extension) {
 174   BrowserThread::PostTask(
 175       BrowserThread::IO, FROM_HERE,
 176       base::Bind(&InfoMap::AddExtension, info_map(),
 177                  make_scoped_refptr(extension), base::Time::Now(),
 178                  false, false));
 179 }
 180
 181 void ShellExtensionSystem::UnregisterExtensionWithRequestContexts(
 182     const std::string& extension_id,
 183     const UnloadedExtensionInfo::Reason reason) {
 184 }
 185
 186 const OneShotEvent& ShellExtensionSystem::ready() const {
 187   return ready_;
 188 }
 189
 190 }  // namespace extensions