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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "extensions/browser/extension_prefs_helper.h"
#include "build/build_config.h"
#include "components/prefs/pref_service.h"
#include "extensions/browser/extension_pref_value_map.h"
#include "extensions/browser/extension_prefs.h"
#include "extensions/browser/extension_prefs_helper_factory.h"
#include "extensions/browser/pref_names.h"
#include "extensions/common/api/types.h"
#include "extensions/common/extension_id.h"
namespace extensions {
using content::BrowserContext;
// static
ExtensionPrefsHelper* ExtensionPrefsHelper::Get(BrowserContext* context) {
return ExtensionPrefsHelperFactory::GetForBrowserContext(context);
}
ExtensionPrefsHelper::ExtensionPrefsHelper(ExtensionPrefs* prefs,
ExtensionPrefValueMap* value_map)
: prefs_(prefs), value_map_(value_map) {}
ExtensionPrefsHelper::~ExtensionPrefsHelper() = default;
void ExtensionPrefsHelper::SetExtensionControlledPref(
const ExtensionId& extension_id,
const std::string& pref_key,
ChromeSettingScope scope,
base::Value value) {
#ifndef NDEBUG
const PrefService::Preference* pref =
prefs_->pref_service()->FindPreference(pref_key);
DCHECK(pref) << "Extension controlled preference key " << pref_key
<< " not registered.";
DCHECK_EQ(pref->GetType(), value.type())
<< "Extension controlled preference " << pref_key << " has wrong type.";
#endif
std::string scope_string;
// ScopeToPrefName() returns false if the scope is not persisted.
if (pref_names::ScopeToPrefName(scope, &scope_string)) {
// Also store in persisted Preferences file to recover after a
// browser restart.
ExtensionPrefs::ScopedDictionaryUpdate update(prefs_, extension_id,
scope_string);
auto preference = update.Create();
preference->SetWithoutPathExpansion(pref_key, value.Clone());
}
value_map_->SetExtensionPref(extension_id, pref_key, scope, std::move(value));
}
void ExtensionPrefsHelper::RemoveExtensionControlledPref(
const ExtensionId& extension_id,
const std::string& pref_key,
ChromeSettingScope scope) {
DCHECK(prefs_->pref_service()->FindPreference(pref_key))
<< "Extension controlled preference key " << pref_key
<< " not registered.";
std::string scope_string;
if (pref_names::ScopeToPrefName(scope, &scope_string)) {
ExtensionPrefs::ScopedDictionaryUpdate update(prefs_, extension_id,
scope_string);
auto preference = update.Get();
if (preference) {
preference->RemoveWithoutPathExpansion(pref_key, nullptr);
}
}
value_map_->RemoveExtensionPref(extension_id, pref_key, scope);
}
bool ExtensionPrefsHelper::CanExtensionControlPref(
const ExtensionId& extension_id,
const std::string& pref_key,
bool incognito) {
DCHECK(prefs_->pref_service()->FindPreference(pref_key))
<< "Extension controlled preference key " << pref_key
<< " not registered.";
return value_map_->CanExtensionControlPref(extension_id, pref_key, incognito);
}
bool ExtensionPrefsHelper::DoesExtensionControlPref(
const ExtensionId& extension_id,
const std::string& pref_key,
bool* from_incognito) {
DCHECK(prefs_->pref_service()->FindPreference(pref_key))
<< "Extension controlled preference key " << pref_key
<< " not registered.";
return value_map_->DoesExtensionControlPref(extension_id, pref_key,
from_incognito);
}
} // namespace extensions
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