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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/search_engines/keyword_web_data_service.h"
#include "base/functional/bind.h"
#include "base/location.h"
#include "base/task/sequenced_task_runner.h"
#include "build/build_config.h"
#include "components/regional_capabilities/regional_capabilities_country_id.h"
#include "components/search_engines/keyword_table.h"
#include "components/search_engines/template_url_data.h"
#include "components/webdata/common/web_data_results.h"
#include "components/webdata/common/web_database.h"
#include "components/webdata/common/web_database_service.h"
using ::country_codes::CountryId;
namespace {
WebDatabase::State PerformKeywordOperationsImpl(
const KeywordTable::Operations& operations,
WebDatabase* db) {
return KeywordTable::FromWebDatabase(db)->PerformOperations(operations)
? WebDatabase::COMMIT_NEEDED
: WebDatabase::COMMIT_NOT_NEEDED;
}
std::unique_ptr<WDTypedResult> GetKeywordsImpl(WebDatabase* db) {
KeywordTable* const keyword_table = KeywordTable::FromWebDatabase(db);
WDKeywordsResult result;
if (!keyword_table || !keyword_table->GetKeywords(&result.keywords)) {
return nullptr;
}
WDKeywordsResult::Metadata metadata;
metadata.builtin_keyword_data_version =
keyword_table->GetBuiltinKeywordDataVersion();
metadata.builtin_keyword_country = regional_capabilities::CountryIdHolder(
keyword_table->GetBuiltinKeywordCountry());
metadata.starter_pack_version = keyword_table->GetStarterPackKeywordVersion();
result.metadata = metadata;
return std::make_unique<WDResult<WDKeywordsResult>>(KEYWORDS_RESULT, result);
}
WebDatabase::State SetBuiltinKeywordDataVersionImpl(int version,
WebDatabase* db) {
return KeywordTable::FromWebDatabase(db)->SetBuiltinKeywordDataVersion(
version)
? WebDatabase::COMMIT_NEEDED
: WebDatabase::COMMIT_NOT_NEEDED;
}
WebDatabase::State ClearBuiltinKeywordMilestoneImpl(WebDatabase* db) {
return KeywordTable::FromWebDatabase(db)->ClearBuiltinKeywordMilestone()
? WebDatabase::COMMIT_NEEDED
: WebDatabase::COMMIT_NOT_NEEDED;
}
WebDatabase::State SetBuiltinKeywordCountryImpl(CountryId country_id,
WebDatabase* db) {
return KeywordTable::FromWebDatabase(db)->SetBuiltinKeywordCountry(country_id)
? WebDatabase::COMMIT_NEEDED
: WebDatabase::COMMIT_NOT_NEEDED;
}
WebDatabase::State SetStarterPackKeywordVersionImpl(int version,
WebDatabase* db) {
return KeywordTable::FromWebDatabase(db)->SetStarterPackKeywordVersion(
version)
? WebDatabase::COMMIT_NEEDED
: WebDatabase::COMMIT_NOT_NEEDED;
}
} // namespace
WDKeywordsResult::Metadata::Metadata() = default;
WDKeywordsResult::Metadata::Metadata(const WDKeywordsResult::Metadata&) =
default;
WDKeywordsResult::Metadata& WDKeywordsResult::Metadata::operator=(
const WDKeywordsResult::Metadata&) = default;
WDKeywordsResult::Metadata::~Metadata() = default;
WDKeywordsResult::WDKeywordsResult() = default;
WDKeywordsResult::WDKeywordsResult(const WDKeywordsResult&) = default;
WDKeywordsResult& WDKeywordsResult::operator=(const WDKeywordsResult&) =
default;
WDKeywordsResult::~WDKeywordsResult() = default;
KeywordWebDataService::BatchModeScoper::BatchModeScoper(
KeywordWebDataService* service)
: service_(service) {
if (service_)
service_->AdjustBatchModeLevel(true);
}
KeywordWebDataService::BatchModeScoper::~BatchModeScoper() {
if (service_)
service_->AdjustBatchModeLevel(false);
}
KeywordWebDataService::KeywordWebDataService(
scoped_refptr<WebDatabaseService> wdbs,
scoped_refptr<base::SequencedTaskRunner> ui_task_runner)
: WebDataServiceBase(std::move(wdbs), std::move(ui_task_runner)),
timer_(FROM_HERE,
base::Seconds(5),
base::BindRepeating(&KeywordWebDataService::CommitQueuedOperations,
base::Unretained(this))) {}
void KeywordWebDataService::AddKeyword(const TemplateURLData& data) {
if (batch_mode_level_) {
queued_keyword_operations_.push_back(
KeywordTable::Operation(KeywordTable::ADD, data));
} else {
AdjustBatchModeLevel(true);
AddKeyword(data);
AdjustBatchModeLevel(false);
}
}
void KeywordWebDataService::RemoveKeyword(TemplateURLID id) {
if (batch_mode_level_) {
TemplateURLData data;
data.id = id;
queued_keyword_operations_.push_back(
KeywordTable::Operation(KeywordTable::REMOVE, data));
} else {
AdjustBatchModeLevel(true);
RemoveKeyword(id);
AdjustBatchModeLevel(false);
}
}
void KeywordWebDataService::UpdateKeyword(const TemplateURLData& data) {
if (batch_mode_level_) {
queued_keyword_operations_.push_back(
KeywordTable::Operation(KeywordTable::UPDATE, data));
} else {
AdjustBatchModeLevel(true);
UpdateKeyword(data);
AdjustBatchModeLevel(false);
}
}
WebDataServiceBase::Handle KeywordWebDataService::GetKeywords(
WebDataServiceConsumer* consumer) {
// Force pending changes to be visible immediately so the results of this call
// won't be out of date.
CommitQueuedOperations();
return wdbs_->ScheduleDBTaskWithResult(
FROM_HERE, base::BindOnce(&GetKeywordsImpl), consumer);
}
void KeywordWebDataService::SetBuiltinKeywordDataVersion(int version) {
wdbs_->ScheduleDBTask(
FROM_HERE, base::BindOnce(&SetBuiltinKeywordDataVersionImpl, version));
}
void KeywordWebDataService::ClearBuiltinKeywordMilestone() {
wdbs_->ScheduleDBTask(FROM_HERE,
base::BindOnce(&ClearBuiltinKeywordMilestoneImpl));
}
void KeywordWebDataService::SetBuiltinKeywordCountry(CountryId version) {
wdbs_->ScheduleDBTask(FROM_HERE,
base::BindOnce(&SetBuiltinKeywordCountryImpl, version));
}
void KeywordWebDataService::SetStarterPackKeywordVersion(int version) {
wdbs_->ScheduleDBTask(
FROM_HERE, base::BindOnce(&SetStarterPackKeywordVersionImpl, version));
}
void KeywordWebDataService::ShutdownOnUISequence() {
CommitQueuedOperations();
WebDataServiceBase::ShutdownOnUISequence();
}
KeywordWebDataService::~KeywordWebDataService() {
DCHECK(!batch_mode_level_);
DCHECK(queued_keyword_operations_.empty());
}
void KeywordWebDataService::AdjustBatchModeLevel(bool entering_batch_mode) {
if (entering_batch_mode) {
++batch_mode_level_;
} else {
DCHECK(batch_mode_level_);
--batch_mode_level_;
if (!batch_mode_level_ && !queued_keyword_operations_.empty() &&
!timer_.IsRunning()) {
// When killing an app on Android/iOS, shutdown isn't guaranteed to be
// called. Finishing this task immediately ensures the table is fully
// populated even if the app is killed before the timer expires.
#if BUILDFLAG(IS_ANDROID) || BUILDFLAG(IS_IOS)
CommitQueuedOperations();
#else
timer_.Reset();
#endif
}
}
}
void KeywordWebDataService::CommitQueuedOperations() {
if (!queued_keyword_operations_.empty()) {
wdbs_->ScheduleDBTask(FROM_HERE,
base::BindOnce(&PerformKeywordOperationsImpl,
queued_keyword_operations_));
queued_keyword_operations_.clear();
}
timer_.Stop();
}
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