| // Copyright (c) 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "extensions/common/manifest_handlers/app_isolation_info.h" |
| |
| #include <stddef.h> |
| |
| #include <memory> |
| |
| #include "base/strings/string16.h" |
| #include "base/strings/string_number_conversions.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "base/values.h" |
| #include "extensions/common/error_utils.h" |
| #include "extensions/common/manifest_constants.h" |
| #include "extensions/common/manifest_handlers/permissions_parser.h" |
| #include "extensions/common/permissions/api_permission_set.h" |
| |
| namespace extensions { |
| |
| namespace keys = manifest_keys; |
| |
| AppIsolationInfo::AppIsolationInfo(bool isolated_storage) |
| : has_isolated_storage(isolated_storage) { |
| } |
| |
| AppIsolationInfo::~AppIsolationInfo() { |
| } |
| |
| // static |
| bool AppIsolationInfo::HasIsolatedStorage(const Extension* extension) { |
| AppIsolationInfo* info = static_cast<AppIsolationInfo*>( |
| extension->GetManifestData(keys::kIsolation)); |
| return info ? info->has_isolated_storage : false; |
| } |
| |
| AppIsolationHandler::AppIsolationHandler() { |
| } |
| |
| AppIsolationHandler::~AppIsolationHandler() { |
| } |
| |
| bool AppIsolationHandler::Parse(Extension* extension, base::string16* error) { |
| // Platform apps always get isolated storage. |
| if (extension->is_platform_app()) { |
| extension->SetManifestData(keys::kIsolation, new AppIsolationInfo(true)); |
| return true; |
| } |
| |
| // Other apps only get it if it is requested _and_ experimental APIs are |
| // enabled. |
| if (!extension->is_app() || |
| !PermissionsParser::HasAPIPermission(extension, |
| APIPermission::kExperimental)) { |
| return true; |
| } |
| |
| // We should only be parsing if the extension has the key in the manifest, |
| // or is a platform app (which we already handled). |
| DCHECK(extension->manifest()->HasPath(keys::kIsolation)); |
| |
| const base::ListValue* isolation_list = NULL; |
| if (!extension->manifest()->GetList(keys::kIsolation, &isolation_list)) { |
| *error = base::ASCIIToUTF16(manifest_errors::kInvalidIsolation); |
| return false; |
| } |
| |
| bool has_isolated_storage = false; |
| for (size_t i = 0; i < isolation_list->GetSize(); ++i) { |
| std::string isolation_string; |
| if (!isolation_list->GetString(i, &isolation_string)) { |
| *error = ErrorUtils::FormatErrorMessageUTF16( |
| manifest_errors::kInvalidIsolationValue, base::SizeTToString(i)); |
| return false; |
| } |
| |
| // Check for isolated storage. |
| if (isolation_string == manifest_values::kIsolatedStorage) { |
| has_isolated_storage = true; |
| } else { |
| DLOG(WARNING) << "Did not recognize isolation type: " << isolation_string; |
| } |
| } |
| |
| if (has_isolated_storage) |
| extension->SetManifestData(keys::kIsolation, new AppIsolationInfo(true)); |
| |
| return true; |
| } |
| |
| bool AppIsolationHandler::AlwaysParseForType(Manifest::Type type) const { |
| return type == Manifest::TYPE_PLATFORM_APP; |
| } |
| |
| const std::vector<std::string> AppIsolationHandler::Keys() const { |
| return SingleKey(keys::kIsolation); |
| } |
| |
| } // namespace extensions |