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// Copyright 2014 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/browser/extensions/zipfile_installer.h"
#include "base/files/file_util.h"
#include "base/path_service.h"
#include "base/threading/thread_task_runner_handle.h"
#include "chrome/browser/extensions/extension_error_reporter.h"
#include "chrome/browser/extensions/extension_service.h"
#include "chrome/browser/extensions/unpacked_installer.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/grit/generated_resources.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/utility_process_host.h"
#include "extensions/common/extension_utility_messages.h"
#include "ui/base/l10n/l10n_util.h"
using content::BrowserThread;
using content::UtilityProcessHost;
namespace {
const char kExtensionHandlerTempDirError[] =
"Could not create temporary directory for zipped extension.";
} // namespace
namespace extensions {
ZipFileInstaller::ZipFileInstaller(ExtensionService* extension_service)
: be_noisy_on_failure_(true),
extension_service_weak_(extension_service->AsWeakPtr()) {
}
void ZipFileInstaller::LoadFromZipFile(const base::FilePath& path) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
zip_path_ = path;
BrowserThread::PostTask(BrowserThread::FILE,
FROM_HERE,
base::Bind(&ZipFileInstaller::PrepareTempDir, this));
}
void ZipFileInstaller::PrepareTempDir() {
CHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
base::FilePath temp_dir;
PathService::Get(base::DIR_TEMP, &temp_dir);
base::FilePath new_temp_dir;
if (!base::CreateTemporaryDirInDir(
temp_dir,
zip_path_.RemoveExtension().BaseName().value() +
FILE_PATH_LITERAL("_"),
&new_temp_dir)) {
OnUnzipFailed(std::string(kExtensionHandlerTempDirError));
return;
}
BrowserThread::PostTask(
BrowserThread::IO,
FROM_HERE,
base::Bind(&ZipFileInstaller::StartWorkOnIOThread, this, new_temp_dir));
}
ZipFileInstaller::~ZipFileInstaller() {
}
// static
scoped_refptr<ZipFileInstaller> ZipFileInstaller::Create(
ExtensionService* extension_service) {
DCHECK(extension_service);
return scoped_refptr<ZipFileInstaller>(
new ZipFileInstaller(extension_service));
}
void ZipFileInstaller::StartWorkOnIOThread(const base::FilePath& temp_dir) {
CHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
UtilityProcessHost* host =
UtilityProcessHost::Create(this,
base::ThreadTaskRunnerHandle::Get().get());
host->SetName(l10n_util::GetStringUTF16(
IDS_UTILITY_PROCESS_ZIP_FILE_INSTALLER_NAME));
host->SetExposedDir(temp_dir);
host->Send(new ExtensionUtilityMsg_UnzipToDir(zip_path_, temp_dir));
}
void ZipFileInstaller::ReportSuccessOnUIThread(
const base::FilePath& unzipped_path) {
CHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
if (extension_service_weak_.get())
UnpackedInstaller::Create(extension_service_weak_.get())
->Load(unzipped_path);
}
void ZipFileInstaller::ReportErrorOnUIThread(const std::string& error) {
CHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
if (extension_service_weak_.get()) {
ExtensionErrorReporter::GetInstance()->ReportLoadError(
zip_path_,
error,
extension_service_weak_->profile(),
be_noisy_on_failure_);
}
}
void ZipFileInstaller::OnUnzipSucceeded(const base::FilePath& unzipped_path) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
BrowserThread::PostTask(
BrowserThread::UI,
FROM_HERE,
base::Bind(
&ZipFileInstaller::ReportSuccessOnUIThread, this, unzipped_path));
}
void ZipFileInstaller::OnUnzipFailed(const std::string& error) {
DCHECK_CURRENTLY_ON(BrowserThread::IO);
BrowserThread::PostTask(
BrowserThread::UI,
FROM_HERE,
base::Bind(&ZipFileInstaller::ReportErrorOnUIThread, this, error));
}
bool ZipFileInstaller::OnMessageReceived(const IPC::Message& message) {
bool handled = true;
IPC_BEGIN_MESSAGE_MAP(ZipFileInstaller, message)
IPC_MESSAGE_HANDLER(ExtensionUtilityHostMsg_UnzipToDir_Succeeded,
OnUnzipSucceeded)
IPC_MESSAGE_HANDLER(ExtensionUtilityHostMsg_UnzipToDir_Failed, OnUnzipFailed)
IPC_MESSAGE_UNHANDLED(handled = false)
IPC_END_MESSAGE_MAP()
return handled;
}
} // namespace extensions
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