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/**
* Copyright (C) 2022-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the Server Side Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#include "mongo/db/pipeline/search_helper.h"
#include "mongo/db/pipeline/dependencies.h"
#include "mongo/db/pipeline/document_source.h"
#include "mongo/db/pipeline/variables.h"
namespace mongo {
ServiceContext::Decoration<std::unique_ptr<SearchDefaultHelperFunctions>> getSearchHelpers =
ServiceContext::declareDecoration<std::unique_ptr<SearchDefaultHelperFunctions>>();
void SearchDefaultHelperFunctions::assertSearchMetaAccessValid(
const Pipeline::SourceContainer& pipeline, ExpressionContext* expCtx) {
// Any access of $$SEARCH_META is invalid.
for (const auto& source : pipeline) {
std::set<Variables::Id> stageRefs;
source->addVariableRefs(&stageRefs);
uassert(6347903,
"Can't access $$SEARCH_META without a $search stage earlier in the pipeline",
!Variables::hasVariableReferenceTo(stageRefs, {Variables::kSearchMetaId}));
}
}
ServiceContext::ConstructorActionRegisterer searchQueryHelperRegisterer{
"searchQueryHelperRegisterer", [](ServiceContext* context) {
invariant(context);
getSearchHelpers(context) = std::make_unique<SearchDefaultHelperFunctions>();
}};
} // namespace mongo
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