chrome/browser/extensions/extension_assets_manager.cc

   1 // Copyright (c) 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/extensions/extension_assets_manager.h"
   6
   7 #include "base/memory/singleton.h"
   8 #include "extensions/common/extension.h"
   9 #include "extensions/common/file_util.h"
  10
  11 #if defined(OS_CHROMEOS)
  12 #include "chrome/browser/extensions/extension_assets_manager_chromeos.h"
  13 #endif
  14
  15 namespace extensions {
  16 namespace {
  17
  18 class ExtensionAssetsManagerImpl :  public ExtensionAssetsManager {
  19  public:
  20   static ExtensionAssetsManagerImpl* GetInstance() {
  21     return Singleton<ExtensionAssetsManagerImpl>::get();
  22   }
  23
  24   // Override from ExtensionAssetsManager.
  25   void InstallExtension(const Extension* extension,
  26                         const base::FilePath& unpacked_extension_root,
  27                         const base::FilePath& local_install_dir,
  28                         Profile* profile,
  29                         InstallExtensionCallback callback) override {
  30     callback.Run(file_util::InstallExtension(
  31         unpacked_extension_root,
  32         extension->id(),
  33         extension->VersionString(),
  34         local_install_dir));
  35   }
  36
  37   void UninstallExtension(const std::string& id,
  38                           Profile* profile,
  39                           const base::FilePath& local_install_dir,
  40                           const base::FilePath& extension_root) override {
  41     file_util::UninstallExtension(local_install_dir, id);
  42   }
  43
  44  private:
  45   friend struct DefaultSingletonTraits<ExtensionAssetsManagerImpl>;
  46
  47   ExtensionAssetsManagerImpl() {}
  48   ~ExtensionAssetsManagerImpl() override {}
  49
  50   DISALLOW_COPY_AND_ASSIGN(ExtensionAssetsManagerImpl);
  51 };
  52
  53 }  // namespace
  54
  55 // static
  56 ExtensionAssetsManager* ExtensionAssetsManager::GetInstance() {
  57 #if defined(OS_CHROMEOS)
  58   return ExtensionAssetsManagerChromeOS::GetInstance();
  59 #else
  60   // If not Chrome OS, use trivial implementation that doesn't share anything.
  61   return ExtensionAssetsManagerImpl::GetInstance();
  62 #endif  // OS_CHROMEOS
  63 }
  64
  65 }  // namespace extensions