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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ui/webui/ash/smb_shares/smb_handler.h"
#include <string>
#include <utility>
#include "base/functional/bind.h"
#include "base/values.h"
#include "chrome/browser/ash/file_system_provider/provided_file_system_info.h"
#include "chrome/browser/ash/smb_client/smb_service_factory.h"
#include "chrome/browser/profiles/profile.h"
namespace ash::smb_dialog {
namespace {
smb_client::SmbService* GetSmbService(Profile* profile) {
return smb_client::SmbServiceFactory::Get(profile);
}
base::Value::List BuildShareList(
const std::vector<smb_client::SmbUrl>& shares) {
base::Value::List shares_list;
shares_list.reserve(shares.size());
for (const auto& share : shares) {
shares_list.Append(share.GetWindowsUNCString());
}
return shares_list;
}
} // namespace
SmbHandler::SmbHandler(Profile* profile,
UpdateCredentialsCallback update_cred_callback)
: profile_(profile),
update_cred_callback_(std::move(update_cred_callback)) {}
SmbHandler::~SmbHandler() = default;
void SmbHandler::RegisterMessages() {
web_ui()->RegisterMessageCallback(
"smbMount",
base::BindRepeating(&SmbHandler::HandleSmbMount, base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"startDiscovery", base::BindRepeating(&SmbHandler::HandleStartDiscovery,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"updateCredentials",
base::BindRepeating(&SmbHandler::HandleUpdateCredentials,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"hasAnySmbMountedBefore",
base::BindRepeating(&SmbHandler::HandleHasAnySmbMountedBefore,
base::Unretained(this)));
}
void SmbHandler::SetSmbServiceForTesting(smb_client::SmbService* smb_service) {
CHECK(smb_service);
test_smb_service_ = smb_service;
}
smb_client::SmbService* SmbHandler::GetLocalSmbService() {
if (test_smb_service_) {
return test_smb_service_;
}
return GetSmbService(profile_);
}
void SmbHandler::HandleSmbMount(const base::Value::List& args) {
CHECK_EQ(8U, args.size());
const std::string& callback_id = args[0].GetString();
const std::string& mount_url = args[1].GetString();
const std::string& mount_name = args[2].GetString();
const std::string& username = args[3].GetString();
const std::string& password = args[4].GetString();
bool use_kerberos = args[5].GetBool();
bool should_open_file_manager_after_mount = args[6].GetBool();
bool save_credentials = args[7].GetBool();
smb_client::SmbService* const service = GetSmbService(profile_);
if (!service) {
return;
}
std::string display_name = mount_name.empty() ? mount_url : mount_name;
auto mount_response =
base::BindOnce(&SmbHandler::HandleSmbMountResponse,
weak_ptr_factory_.GetWeakPtr(), callback_id);
auto mount_call = base::BindOnce(
&smb_client::SmbService::Mount, base::Unretained(service), display_name,
base::FilePath(mount_url), username, password, use_kerberos,
should_open_file_manager_after_mount, save_credentials,
std::move(mount_response));
if (host_discovery_done_) {
std::move(mount_call).Run();
} else {
stored_mount_call_ = std::move(mount_call);
}
}
void SmbHandler::HandleSmbMountResponse(const std::string& callback_id,
smb_client::SmbMountResult result) {
AllowJavascript();
ResolveJavascriptCallback(base::Value(callback_id),
base::Value(static_cast<int>(result)));
}
void SmbHandler::HandleStartDiscovery(const base::Value::List& args) {
smb_client::SmbService* const service = GetSmbService(profile_);
if (!service) {
return;
}
service->GatherSharesInNetwork(
base::BindOnce(&SmbHandler::HandleDiscoveryDone,
weak_ptr_factory_.GetWeakPtr()),
base::BindRepeating(&SmbHandler::HandleGatherSharesResponse,
weak_ptr_factory_.GetWeakPtr()));
}
void SmbHandler::HandleDiscoveryDone() {
host_discovery_done_ = true;
if (stored_mount_call_) {
std::move(stored_mount_call_).Run();
}
}
void SmbHandler::HandleHasAnySmbMountedBefore(const base::Value::List& args) {
CHECK_EQ(1U, args.size());
const std::string& callback_id = args[0].GetString();
smb_client::SmbService* const service = GetLocalSmbService();
AllowJavascript();
if (!service) {
// Return the default value false so no changes would take place on the
// Settings page.
ResolveJavascriptCallback(base::Value(callback_id), base::Value(false));
return;
}
ResolveJavascriptCallback(base::Value(callback_id),
base::Value(service->IsAnySmbShareConfigured()));
}
void SmbHandler::HandleGatherSharesResponse(
const std::vector<smb_client::SmbUrl>& shares_gathered,
bool done) {
AllowJavascript();
FireWebUIListener("on-shares-found", BuildShareList(shares_gathered),
base::Value(done));
}
void SmbHandler::HandleUpdateCredentials(const base::Value::List& args) {
CHECK_EQ(2U, args.size());
const std::string& username = args[0].GetString();
const std::string& password = args[1].GetString();
DCHECK(update_cred_callback_);
std::move(update_cred_callback_).Run(username, password);
}
} // namespace ash::smb_dialog
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