| // Copyright 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 "chrome/common/extensions/api/storage/storage_schema_manifest_handler.h" |
| |
| #include <string> |
| #include <vector> |
| |
| #include "base/file_util.h" |
| #include "base/files/file_path.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "base/strings/string16.h" |
| #include "base/strings/stringprintf.h" |
| #include "base/strings/utf_string_conversions.h" |
| #include "extensions/common/extension.h" |
| #include "extensions/common/install_warning.h" |
| #include "extensions/common/manifest.h" |
| #include "extensions/common/manifest_constants.h" |
| #include "extensions/common/permissions/api_permission.h" |
| |
| #if defined(ENABLE_CONFIGURATION_POLICY) |
| #include "components/policy/core/common/schema.h" |
| #endif |
| |
| using extensions::manifest_keys::kStorageManagedSchema; |
| |
| namespace extensions { |
| |
| StorageSchemaManifestHandler::StorageSchemaManifestHandler() {} |
| |
| StorageSchemaManifestHandler::~StorageSchemaManifestHandler() {} |
| |
| #if defined(ENABLE_CONFIGURATION_POLICY) |
| // static |
| policy::Schema StorageSchemaManifestHandler::GetSchema( |
| const Extension* extension, |
| std::string* error) { |
| if (!extension->HasAPIPermission(APIPermission::kStorage)) { |
| *error = base::StringPrintf("The storage permission is required to use %s", |
| kStorageManagedSchema); |
| return policy::Schema(); |
| } |
| std::string path; |
| extension->manifest()->GetString(kStorageManagedSchema, &path); |
| base::FilePath file = base::FilePath::FromUTF8Unsafe(path); |
| if (file.IsAbsolute() || file.ReferencesParent()) { |
| *error = base::StringPrintf("%s must be a relative path without ..", |
| kStorageManagedSchema); |
| return policy::Schema(); |
| } |
| file = extension->path().AppendASCII(path); |
| if (!base::PathExists(file)) { |
| *error = |
| base::StringPrintf("File does not exist: %s", file.value().c_str()); |
| return policy::Schema(); |
| } |
| std::string content; |
| if (!base::ReadFileToString(file, &content)) { |
| *error = base::StringPrintf("Can't read %s", file.value().c_str()); |
| return policy::Schema(); |
| } |
| return policy::Schema::Parse(content, error); |
| } |
| #endif |
| |
| bool StorageSchemaManifestHandler::Parse(Extension* extension, |
| base::string16* error) { |
| std::string path; |
| if (!extension->manifest()->GetString(kStorageManagedSchema, &path)) { |
| *error = ASCIIToUTF16( |
| base::StringPrintf("%s must be a string", kStorageManagedSchema)); |
| return false; |
| } |
| return true; |
| } |
| |
| bool StorageSchemaManifestHandler::Validate( |
| const Extension* extension, |
| std::string* error, |
| std::vector<InstallWarning>* warnings) const { |
| #if defined(ENABLE_CONFIGURATION_POLICY) |
| return GetSchema(extension, error).valid(); |
| #else |
| return true; |
| #endif |
| } |
| |
| const std::vector<std::string> StorageSchemaManifestHandler::Keys() const { |
| return SingleKey(kStorageManagedSchema); |
| } |
| |
| } // namespace extensions |