chrome/browser/extensions/chrome_component_extension_resource_manager.cc

   1 // Copyright 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/chrome_component_extension_resource_manager.h"
   6
   7 #include "base/logging.h"
   8 #include "base/path_service.h"
   9 #include "chrome/common/chrome_paths.h"
  10 #include "grit/chrome_unscaled_resources.h"
  11 #include "grit/component_extension_resources_map.h"
  12 #include "grit/theme_resources.h"
  13
  14 #if defined(OS_CHROMEOS)
  15 #include "components/chrome_apps/chrome_apps_resource_util.h"
  16 #include "ui/file_manager/file_manager_resource_util.h"
  17 #endif
  18
  19 #if defined(USE_AURA)
  20 #include "ui/keyboard/keyboard_util.h"
  21 #endif
  22
  23 namespace extensions {
  24
  25 ChromeComponentExtensionResourceManager::
  26 ChromeComponentExtensionResourceManager() {
  27   static const GritResourceMap kExtraComponentExtensionResources[] = {
  28     {"web_store/webstore_icon_128.png", IDR_WEBSTORE_ICON},
  29     {"web_store/webstore_icon_16.png", IDR_WEBSTORE_ICON_16},
  30     {"chrome_app/product_logo_128.png", IDR_PRODUCT_LOGO_128},
  31     {"chrome_app/product_logo_16.png", IDR_PRODUCT_LOGO_16},
  32 #if defined(OS_CHROMEOS)
  33     {"webstore_widget/app/icons/icon_16.png", IDR_WEBSTORE_ICON_16},
  34     {"webstore_widget/app/icons/icon_32.png", IDR_WEBSTORE_ICON_32},
  35     {"webstore_widget/app/icons/icon_128.png", IDR_WEBSTORE_ICON},
  36 #endif
  37 #if defined(ENABLE_SETTINGS_APP)
  38     {"settings_app/settings_app_icon_128.png", IDR_SETTINGS_APP_ICON_128},
  39     {"settings_app/settings_app_icon_16.png", IDR_SETTINGS_APP_ICON_16},
  40     {"settings_app/settings_app_icon_32.png", IDR_SETTINGS_APP_ICON_32},
  41     {"settings_app/settings_app_icon_48.png", IDR_SETTINGS_APP_ICON_48},
  42 #endif
  43   };
  44
  45   AddComponentResourceEntries(
  46       kComponentExtensionResources,
  47       kComponentExtensionResourcesSize);
  48   AddComponentResourceEntries(
  49       kExtraComponentExtensionResources,
  50       arraysize(kExtraComponentExtensionResources));
  51 #if defined(OS_CHROMEOS)
  52   size_t chrome_apps_resource_size;
  53   const GritResourceMap* chrome_apps_resources =
  54       chrome_apps::GetChromeAppsResources(&chrome_apps_resource_size);
  55   AddComponentResourceEntries(
  56       chrome_apps_resources,
  57       chrome_apps_resource_size);
  58
  59   size_t file_manager_resource_size;
  60   const GritResourceMap* file_manager_resources =
  61       file_manager::GetFileManagerResources(&file_manager_resource_size);
  62   AddComponentResourceEntries(
  63       file_manager_resources,
  64       file_manager_resource_size);
  65
  66   size_t keyboard_resource_size;
  67   const GritResourceMap* keyboard_resources =
  68       keyboard::GetKeyboardExtensionResources(&keyboard_resource_size);
  69   AddComponentResourceEntries(
  70       keyboard_resources,
  71       keyboard_resource_size);
  72 #endif
  73 }
  74
  75 ChromeComponentExtensionResourceManager::
  76 ~ChromeComponentExtensionResourceManager() {}
  77
  78 bool ChromeComponentExtensionResourceManager::IsComponentExtensionResource(
  79     const base::FilePath& extension_path,
  80     const base::FilePath& resource_path,
  81     int* resource_id) const {
  82   base::FilePath directory_path = extension_path;
  83   base::FilePath resources_dir;
  84   base::FilePath relative_path;
  85   if (!PathService::Get(chrome::DIR_RESOURCES, &resources_dir) ||
  86       !resources_dir.AppendRelativePath(directory_path, &relative_path)) {
  87     return false;
  88   }
  89   relative_path = relative_path.Append(resource_path);
  90   relative_path = relative_path.NormalizePathSeparators();
  91
  92   std::map<base::FilePath, int>::const_iterator entry =
  93       path_to_resource_id_.find(relative_path);
  94   if (entry != path_to_resource_id_.end())
  95     *resource_id = entry->second;
  96
  97   return entry != path_to_resource_id_.end();
  98 }
  99
 100 void ChromeComponentExtensionResourceManager::AddComponentResourceEntries(
 101     const GritResourceMap* entries,
 102     size_t size) {
 103   for (size_t i = 0; i < size; ++i) {
 104     base::FilePath resource_path = base::FilePath().AppendASCII(
 105         entries[i].name);
 106     resource_path = resource_path.NormalizePathSeparators();
 107
 108     DCHECK(path_to_resource_id_.find(resource_path) ==
 109         path_to_resource_id_.end());
 110     path_to_resource_id_[resource_path] = entries[i].value;
 111   }
 112 }
 113
 114 }  // namespace extensions