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// Copyright 2015 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/settings_startup_pages_handler.h"
#include <memory>
#include <string>
#include <utility>
#include <vector>
#include "base/functional/bind.h"
#include "chrome/browser/prefs/session_startup_pref.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/ui/webui/settings/settings_utils.h"
#include "chrome/common/pref_names.h"
#include "content/public/browser/web_ui.h"
#include "url/gurl.h"
namespace settings {
StartupPagesHandler::StartupPagesHandler(content::WebUI* webui)
: startup_custom_pages_table_model_(Profile::FromWebUI(webui)) {}
StartupPagesHandler::~StartupPagesHandler() = default;
void StartupPagesHandler::RegisterMessages() {
if (Profile::FromWebUI(web_ui())->IsOffTheRecord()) {
return;
}
web_ui()->RegisterMessageCallback(
"addStartupPage",
base::BindRepeating(&StartupPagesHandler::HandleAddStartupPage,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"editStartupPage",
base::BindRepeating(&StartupPagesHandler::HandleEditStartupPage,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"onStartupPrefsPageLoad",
base::BindRepeating(&StartupPagesHandler::HandleOnStartupPrefsPageLoad,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"removeStartupPage",
base::BindRepeating(&StartupPagesHandler::HandleRemoveStartupPage,
base::Unretained(this)));
web_ui()->RegisterMessageCallback(
"setStartupPagesToCurrentPages",
base::BindRepeating(
&StartupPagesHandler::HandleSetStartupPagesToCurrentPages,
base::Unretained(this)));
}
void StartupPagesHandler::OnJavascriptAllowed() {
startup_custom_pages_table_model_.SetObserver(this);
PrefService* prefService = Profile::FromWebUI(web_ui())->GetPrefs();
SessionStartupPref pref = SessionStartupPref::GetStartupPref(prefService);
startup_custom_pages_table_model_.SetURLs(pref.urls);
if (pref.urls.empty()) {
pref.type = SessionStartupPref::DEFAULT;
}
pref_change_registrar_.Init(prefService);
pref_change_registrar_.Add(
prefs::kURLsToRestoreOnStartup,
base::BindRepeating(&StartupPagesHandler::UpdateStartupPages,
base::Unretained(this)));
}
void StartupPagesHandler::OnJavascriptDisallowed() {
startup_custom_pages_table_model_.SetObserver(nullptr);
pref_change_registrar_.RemoveAll();
}
void StartupPagesHandler::OnModelChanged() {
base::Value::List startup_pages;
size_t page_count = startup_custom_pages_table_model_.RowCount();
std::vector<GURL> urls = startup_custom_pages_table_model_.GetURLs();
for (size_t i = 0; i < page_count; ++i) {
base::Value::Dict entry;
entry.Set("title", startup_custom_pages_table_model_.GetText(i, 0));
std::string spec;
if (urls[i].is_valid()) {
spec = urls[i].spec();
}
entry.Set("url", std::move(spec));
entry.Set("tooltip", startup_custom_pages_table_model_.GetTooltip(i));
entry.Set("modelIndex", base::checked_cast<int>(i));
startup_pages.Append(std::move(entry));
}
FireWebUIListener("update-startup-pages",
base::Value(std::move(startup_pages)));
}
void StartupPagesHandler::OnItemsChanged(size_t start, size_t length) {
OnModelChanged();
}
void StartupPagesHandler::OnItemsAdded(size_t start, size_t length) {
OnModelChanged();
}
void StartupPagesHandler::OnItemsRemoved(size_t start, size_t length) {
OnModelChanged();
}
void StartupPagesHandler::HandleAddStartupPage(const base::Value::List& args) {
CHECK_EQ(2U, args.size());
const base::Value& callback_id = args[0];
if (!args[1].is_string()) {
NOTREACHED();
}
const std::string& url_string = args[1].GetString();
GURL url;
if (!settings_utils::FixupAndValidateStartupPage(url_string, &url)) {
ResolveJavascriptCallback(callback_id, base::Value(false));
return;
}
startup_custom_pages_table_model_.Add(
startup_custom_pages_table_model_.RowCount(), url);
SaveStartupPagesPref();
ResolveJavascriptCallback(callback_id, base::Value(true));
}
void StartupPagesHandler::HandleEditStartupPage(const base::Value::List& args) {
CHECK_EQ(args.size(), 3U);
const base::Value& callback_id = args[0];
int index = args[1].GetInt();
if (index < 0 || static_cast<size_t>(index) >=
startup_custom_pages_table_model_.RowCount()) {
RejectJavascriptCallback(callback_id, base::Value());
NOTREACHED();
}
const std::string& url_string = args[2].GetString();
GURL fixed_url;
if (settings_utils::FixupAndValidateStartupPage(url_string, &fixed_url)) {
std::vector<GURL> urls = startup_custom_pages_table_model_.GetURLs();
urls[index] = fixed_url;
startup_custom_pages_table_model_.SetURLs(urls);
SaveStartupPagesPref();
ResolveJavascriptCallback(callback_id, base::Value(true));
} else {
ResolveJavascriptCallback(callback_id, base::Value(false));
}
}
void StartupPagesHandler::HandleOnStartupPrefsPageLoad(
const base::Value::List& args) {
AllowJavascript();
}
void StartupPagesHandler::HandleRemoveStartupPage(
const base::Value::List& args) {
CHECK_EQ(args.size(), 1u);
if (!args[0].is_int()) {
NOTREACHED();
}
int selected_index = args[0].GetInt();
if (selected_index < 0 || static_cast<size_t>(selected_index) >=
startup_custom_pages_table_model_.RowCount()) {
NOTREACHED();
}
startup_custom_pages_table_model_.Remove(selected_index);
SaveStartupPagesPref();
}
void StartupPagesHandler::HandleSetStartupPagesToCurrentPages(
const base::Value::List& args) {
startup_custom_pages_table_model_.SetToCurrentlyOpenPages(
web_ui()->GetWebContents());
SaveStartupPagesPref();
}
void StartupPagesHandler::SaveStartupPagesPref() {
PrefService* prefs = Profile::FromWebUI(web_ui())->GetPrefs();
SessionStartupPref pref = SessionStartupPref::GetStartupPref(prefs);
pref.urls = startup_custom_pages_table_model_.GetURLs();
if (pref.urls.empty()) {
pref.type = SessionStartupPref::DEFAULT;
}
SessionStartupPref::SetStartupPref(prefs, pref);
}
void StartupPagesHandler::UpdateStartupPages() {
const SessionStartupPref startup_pref = SessionStartupPref::GetStartupPref(
Profile::FromWebUI(web_ui())->GetPrefs());
startup_custom_pages_table_model_.SetURLs(startup_pref.urls);
// The change will go to the JS code in the
// StartupPagesHandler::OnModelChanged() method.
}
} // namespace settings
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