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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/settings/incompatible_applications_handler_win.h"
#include <string>
#include <utility>
#include <vector>
#include "base/check_op.h"
#include "base/functional/bind.h"
#include "base/metrics/user_metrics.h"
#include "base/strings/utf_string_conversions.h"
#include "base/values.h"
#include "base/win/registry.h"
#include "chrome/browser/win/conflicts/incompatible_applications_updater.h"
#include "chrome/browser/win/conflicts/registry_key_watcher.h"
#include "chrome/browser/win/conflicts/uninstall_application.h"
#include "chrome/grit/generated_resources.h"
#include "ui/base/l10n/l10n_util.h"
namespace settings {
IncompatibleApplicationsHandler::IncompatibleApplicationsHandler() = default;
IncompatibleApplicationsHandler::~IncompatibleApplicationsHandler() = default;
void IncompatibleApplicationsHandler::RegisterMessages() {
web_ui()->RegisterMessageCallback(
"requestIncompatibleApplicationsList",
base::BindRepeating(&IncompatibleApplicationsHandler::
HandleRequestIncompatibleApplicationsList,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"startApplicationUninstallation",
base::BindRepeating(&IncompatibleApplicationsHandler::
HandleStartApplicationUninstallation,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"getSubtitlePluralString",
base::BindRepeating(
&IncompatibleApplicationsHandler::HandleGetSubtitlePluralString,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"getSubtitleNoAdminRightsPluralString",
base::BindRepeating(&IncompatibleApplicationsHandler::
HandleGetSubtitleNoAdminRightsPluralString,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"getListTitlePluralString",
base::BindRepeating(
&IncompatibleApplicationsHandler::HandleGetListTitlePluralString,
base::Unretained(this)));
}
void IncompatibleApplicationsHandler::OnJavascriptAllowed() {}
void IncompatibleApplicationsHandler::OnJavascriptDisallowed() {
registry_key_watchers_.clear();
}
void IncompatibleApplicationsHandler::HandleRequestIncompatibleApplicationsList(
const base::Value::List& args) {
CHECK_EQ(1u, args.size());
AllowJavascript();
// Reset the registry watchers, to correctly handle repeated calls to
// requestIncompatibleApplicationsList().
registry_key_watchers_.clear();
std::vector<IncompatibleApplicationsUpdater::IncompatibleApplication>
incompatible_applications =
IncompatibleApplicationsUpdater::GetCachedApplications();
base::Value::List application_list;
for (const auto& application : incompatible_applications) {
// Set up a registry watcher for each problem application.
// Since this instance owns the watcher, it is safe to use
// base::Unretained() because the callback won't be invoked when the watcher
// gets deleted.
auto registry_key_watcher = RegistryKeyWatcher::Create(
application.info.registry_root,
application.info.registry_key_path.c_str(),
application.info.registry_wow64_access,
base::BindOnce(&IncompatibleApplicationsHandler::OnApplicationRemoved,
base::Unretained(this), application.info));
// Only keep the watcher if it was successfully initialized. A failure here
// is unlikely, but the worst that can happen is that the |application| will
// not get removed from the list automatically in the Incompatible
// Applications subpage.
if (registry_key_watcher) {
registry_key_watchers_.insert(
{application.info, std::move(registry_key_watcher)});
}
// Also add the application to the list that is passed to the javascript.
base::Value::Dict dict;
dict.Set("name", base::WideToUTF8(application.info.name));
dict.Set("type", application.blocklist_action->message_type());
dict.Set("url", application.blocklist_action->message_url());
application_list.Append(std::move(dict));
}
const base::Value& callback_id = args.front();
ResolveJavascriptCallback(callback_id, application_list);
}
void IncompatibleApplicationsHandler::HandleStartApplicationUninstallation(
const base::Value::List& args) {
CHECK_EQ(1u, args.size());
base::RecordAction(base::UserMetricsAction(
"IncompatibleApplicationsPage.UninstallationStarted"));
// Open the Apps & Settings page with the application name highlighted.
uninstall_application::LaunchUninstallFlow(
base::UTF8ToWide(args[0].GetString()));
}
void IncompatibleApplicationsHandler::HandleGetSubtitlePluralString(
const base::Value::List& args) {
GetPluralString(IDS_SETTINGS_INCOMPATIBLE_APPLICATIONS_SUBPAGE_SUBTITLE,
args);
}
void IncompatibleApplicationsHandler::
HandleGetSubtitleNoAdminRightsPluralString(const base::Value::List& args) {
GetPluralString(
IDS_SETTINGS_INCOMPATIBLE_APPLICATIONS_SUBPAGE_SUBTITLE_NO_ADMIN_RIGHTS,
args);
}
void IncompatibleApplicationsHandler::HandleGetListTitlePluralString(
const base::Value::List& args) {
GetPluralString(IDS_SETTINGS_INCOMPATIBLE_APPLICATIONS_LIST_TITLE, args);
}
void IncompatibleApplicationsHandler::GetPluralString(
int id,
const base::Value::List& args) {
CHECK_EQ(2U, args.size());
const base::Value& callback_id = args[0];
int num_applications = args[1].GetInt();
DCHECK_GT(num_applications, 0);
ResolveJavascriptCallback(
callback_id,
base::Value(l10n_util::GetPluralStringFUTF16(id, num_applications)));
}
void IncompatibleApplicationsHandler::OnApplicationRemoved(
const InstalledApplications::ApplicationInfo& application) {
base::RecordAction(base::UserMetricsAction(
"IncompatibleApplicationsPage.ApplicationRemoved"));
registry_key_watchers_.erase(application);
FireWebUIListener("incompatible-application-removed",
base::Value(base::WideToUTF8(application.name)));
}
} // namespace settings
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