| // Copyright 2015 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/browser/updater/update_install_shim.h" |
| |
| #include "base/files/file_enumerator.h" |
| #include "base/files/file_path.h" |
| #include "base/files/file_util.h" |
| #include "base/files/scoped_temp_dir.h" |
| #include "base/logging.h" |
| #include "base/strings/string_number_conversions.h" |
| #include "base/values.h" |
| #include "content/public/browser/browser_thread.h" |
| |
| namespace extensions { |
| |
| UpdateInstallShim::UpdateInstallShim(std::string extension_id, |
| const base::FilePath& extension_root, |
| const UpdateInstallShimCallback& callback) |
| : extension_id_(extension_id), |
| extension_root_(extension_root), |
| callback_(callback) {} |
| |
| void UpdateInstallShim::OnUpdateError(int error) { |
| VLOG(1) << "OnUpdateError (" << extension_id_ << ") " << error; |
| } |
| |
| bool UpdateInstallShim::Install(const base::DictionaryValue& manifest, |
| const base::FilePath& unpack_path) { |
| base::ScopedTempDir temp_dir; |
| if (!temp_dir.CreateUniqueTempDir()) |
| return false; |
| |
| // The UpdateClient code will delete unpack_path if it still exists after |
| // this method is done, so we rename it on top of our temp dir. |
| if (!base::DeleteFile(temp_dir.path(), true) || |
| !base::Move(unpack_path, temp_dir.path())) { |
| LOG(ERROR) << "Trying to install update for " << extension_id_ |
| << "and failed to move " << unpack_path.value() << " to " |
| << temp_dir.path().value(); |
| return false; |
| } |
| content::BrowserThread::PostTask( |
| content::BrowserThread::UI, FROM_HERE, |
| base::Bind(&UpdateInstallShim::RunCallbackOnUIThread, this, |
| temp_dir.Take())); |
| return true; |
| } |
| |
| bool UpdateInstallShim::GetInstalledFile(const std::string& file, |
| base::FilePath* installed_file) { |
| base::FilePath relative_path = base::FilePath::FromUTF8Unsafe(file); |
| if (relative_path.IsAbsolute() || relative_path.ReferencesParent()) |
| return false; |
| *installed_file = extension_root_.Append(relative_path); |
| if (!extension_root_.IsParent(*installed_file) || |
| !base::PathExists(*installed_file)) { |
| VLOG(1) << "GetInstalledFile failed to find " << installed_file->value(); |
| installed_file->clear(); |
| return false; |
| } |
| return true; |
| } |
| |
| bool UpdateInstallShim::Uninstall() { |
| NOTREACHED(); |
| return false; |
| } |
| |
| UpdateInstallShim::~UpdateInstallShim() {} |
| |
| void UpdateInstallShim::RunCallbackOnUIThread(const base::FilePath& temp_dir) { |
| if (callback_.is_null()) { |
| content::BrowserThread::PostBlockingPoolTask( |
| FROM_HERE, base::Bind(base::IgnoreResult(&base::DeleteFile), temp_dir, |
| true /*recursive */)); |
| return; |
| } |
| callback_.Run(extension_id_, temp_dir); |
| } |
| |
| } // namespace extensions |