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// Copyright (c) 2012 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/prefs/session_startup_pref.h"
#include <string>
#include "base/values.h"
#include "base/version.h"
#include "chrome/browser/net/url_fixer_upper.h"
#include "chrome/browser/prefs/pref_service.h"
#include "chrome/browser/prefs/scoped_user_pref_update.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/common/pref_names.h"
#if defined(OS_MACOSX)
#include "chrome/browser/ui/cocoa/window_restore_utils.h"
#endif
namespace {
// Converts a SessionStartupPref::Type to an integer written to prefs.
int TypeToPrefValue(SessionStartupPref::Type type) {
switch (type) {
case SessionStartupPref::LAST: return SessionStartupPref::kPrefValueLast;
case SessionStartupPref::URLS: return SessionStartupPref::kPrefValueURLs;
default: return SessionStartupPref::kPrefValueNewTab;
}
}
void SetNewURLList(PrefService* prefs) {
if (prefs->IsUserModifiablePreference(prefs::kURLsToRestoreOnStartup)) {
base::ListValue new_url_pref_list;
base::StringValue* home_page =
new base::StringValue(prefs->GetString(prefs::kHomePage));
new_url_pref_list.Append(home_page);
prefs->Set(prefs::kURLsToRestoreOnStartup, new_url_pref_list);
}
}
void URLListToPref(const base::ListValue* url_list, SessionStartupPref* pref) {
pref->urls.clear();
for (size_t i = 0; i < url_list->GetSize(); ++i) {
std::string url_text;
if (url_list->GetString(i, &url_text)) {
GURL fixed_url = URLFixerUpper::FixupURL(url_text, "");
pref->urls.push_back(fixed_url);
}
}
}
} // namespace
// static
void SessionStartupPref::RegisterUserPrefs(PrefServiceSyncable* prefs) {
prefs->RegisterIntegerPref(prefs::kRestoreOnStartup,
TypeToPrefValue(GetDefaultStartupType()),
PrefServiceSyncable::SYNCABLE_PREF);
prefs->RegisterListPref(prefs::kURLsToRestoreOnStartup,
PrefServiceSyncable::SYNCABLE_PREF);
prefs->RegisterBooleanPref(prefs::kRestoreOnStartupMigrated,
false,
PrefServiceSyncable::UNSYNCABLE_PREF);
}
// static
SessionStartupPref::Type SessionStartupPref::GetDefaultStartupType() {
#if defined(OS_CHROMEOS)
return SessionStartupPref::LAST;
#else
return SessionStartupPref::DEFAULT;
#endif
}
// static
void SessionStartupPref::SetStartupPref(
Profile* profile,
const SessionStartupPref& pref) {
DCHECK(profile);
SetStartupPref(profile->GetPrefs(), pref);
}
// static
void SessionStartupPref::SetStartupPref(PrefService* prefs,
const SessionStartupPref& pref) {
DCHECK(prefs);
if (!SessionStartupPref::TypeIsManaged(prefs))
prefs->SetInteger(prefs::kRestoreOnStartup, TypeToPrefValue(pref.type));
if (!SessionStartupPref::URLsAreManaged(prefs)) {
// Always save the URLs, that way the UI can remain consistent even if the
// user changes the startup type pref.
// Ownership of the ListValue retains with the pref service.
ListPrefUpdate update(prefs, prefs::kURLsToRestoreOnStartup);
ListValue* url_pref_list = update.Get();
DCHECK(url_pref_list);
url_pref_list->Clear();
for (size_t i = 0; i < pref.urls.size(); ++i) {
url_pref_list->Set(static_cast<int>(i),
new StringValue(pref.urls[i].spec()));
}
}
}
// static
SessionStartupPref SessionStartupPref::GetStartupPref(Profile* profile) {
DCHECK(profile);
return GetStartupPref(profile->GetPrefs());
}
// static
SessionStartupPref SessionStartupPref::GetStartupPref(PrefService* prefs) {
DCHECK(prefs);
MigrateIfNecessary(prefs);
MigrateMacDefaultPrefIfNecessary(prefs);
SessionStartupPref pref(
PrefValueToType(prefs->GetInteger(prefs::kRestoreOnStartup)));
// Always load the urls, even if the pref type isn't URLS. This way the
// preferences panels can show the user their last choice.
const ListValue* url_list = prefs->GetList(prefs::kURLsToRestoreOnStartup);
URLListToPref(url_list, &pref);
return pref;
}
// static
void SessionStartupPref::MigrateIfNecessary(PrefService* prefs) {
DCHECK(prefs);
if (!prefs->GetBoolean(prefs::kRestoreOnStartupMigrated)) {
// Read existing values
const base::Value* homepage_is_new_tab_page_value =
prefs->GetUserPrefValue(prefs::kHomePageIsNewTabPage);
bool homepage_is_new_tab_page = true;
if (homepage_is_new_tab_page_value) {
if (!homepage_is_new_tab_page_value->GetAsBoolean(
&homepage_is_new_tab_page))
NOTREACHED();
}
const base::Value* restore_on_startup_value =
prefs->GetUserPrefValue(prefs::kRestoreOnStartup);
int restore_on_startup = -1;
if (restore_on_startup_value) {
if (!restore_on_startup_value->GetAsInteger(&restore_on_startup))
NOTREACHED();
}
// If restore_on_startup has the deprecated value kPrefValueHomePage,
// migrate it to open the homepage on startup. If 'homepage is NTP' is set,
// that means just opening the NTP. If not, it means opening a one-item URL
// list containing the homepage.
if (restore_on_startup == kPrefValueHomePage) {
if (homepage_is_new_tab_page) {
prefs->SetInteger(prefs::kRestoreOnStartup, kPrefValueNewTab);
} else {
prefs->SetInteger(prefs::kRestoreOnStartup, kPrefValueURLs);
SetNewURLList(prefs);
}
} else if (!restore_on_startup_value && !homepage_is_new_tab_page &&
GetDefaultStartupType() == DEFAULT) {
// kRestoreOnStartup was never set by the user, but the homepage was set.
// Migrate to the list of URLs. (If restore_on_startup was never set,
// and homepage_is_new_tab_page is true, no action is needed. The new
// default value is "open the new tab page" which is what we want.)
prefs->SetInteger(prefs::kRestoreOnStartup, kPrefValueURLs);
SetNewURLList(prefs);
}
prefs->SetBoolean(prefs::kRestoreOnStartupMigrated, true);
}
}
// static
void SessionStartupPref::MigrateMacDefaultPrefIfNecessary(PrefService* prefs) {
#if defined(OS_MACOSX)
DCHECK(prefs);
if (!restore_utils::IsWindowRestoreEnabled())
return;
// The default startup pref used to be LAST, now it is DEFAULT. Don't change
// the setting for existing profiles (even if the user has never changed it),
// but make new profiles default to DEFAULT.
bool old_profile_version = Version(prefs->GetString(
prefs::kProfileCreatedByVersion)).IsOlderThan("21.0.1180.0");
if (old_profile_version && TypeIsDefault(prefs))
prefs->SetInteger(prefs::kRestoreOnStartup, kPrefValueLast);
#endif
}
// static
bool SessionStartupPref::TypeIsManaged(PrefService* prefs) {
DCHECK(prefs);
const PrefService::Preference* pref_restore =
prefs->FindPreference(prefs::kRestoreOnStartup);
DCHECK(pref_restore);
return pref_restore->IsManaged();
}
// static
bool SessionStartupPref::URLsAreManaged(PrefService* prefs) {
DCHECK(prefs);
const PrefService::Preference* pref_urls =
prefs->FindPreference(prefs::kURLsToRestoreOnStartup);
DCHECK(pref_urls);
return pref_urls->IsManaged();
}
// static
bool SessionStartupPref::TypeIsDefault(PrefService* prefs) {
DCHECK(prefs);
const PrefService::Preference* pref_restore =
prefs->FindPreference(prefs::kRestoreOnStartup);
DCHECK(pref_restore);
return pref_restore->IsDefaultValue();
}
// static
SessionStartupPref::Type SessionStartupPref::PrefValueToType(int pref_value) {
switch (pref_value) {
case kPrefValueLast: return SessionStartupPref::LAST;
case kPrefValueURLs: return SessionStartupPref::URLS;
case kPrefValueHomePage: return SessionStartupPref::HOMEPAGE;
default: return SessionStartupPref::DEFAULT;
}
}
SessionStartupPref::SessionStartupPref(Type type) : type(type) {}
SessionStartupPref::~SessionStartupPref() {}
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