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/**
* Copyright (C) 2018-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.
*/
#pragma once
#include <string>
#include <vector>
#include "mongo/db/commands.h"
#include "mongo/db/commands/map_reduce_gen.h"
#include "mongo/db/jsobj.h"
#include "mongo/db/namespace_string.h"
namespace mongo::map_reduce_common {
struct OutputOptions {
std::string outDB;
std::string collectionName;
NamespaceString finalNamespace;
// if true, no lock during output operation
bool outNonAtomic;
OutputType outType;
};
OutputOptions parseOutputOptions(const std::string& dbname, const BSONObj& cmdObj);
void addPrivilegesRequiredForMapReduce(const BasicCommand* commandTemplate,
const std::string& dbname,
const BSONObj& cmdObj,
std::vector<Privilege>* out);
/**
* Returns true if the provided mapReduce command has an 'out' parameter.
*/
bool mrSupportsWriteConcern(const BSONObj& cmd);
/**
* Accepts a parsed mapReduce command and returns the equivalent aggregation pipeline. Note that the
* returned pipeline does *not* contain a $cursor stage and thus is not runnable.
*/
std::unique_ptr<Pipeline, PipelineDeleter> translateFromMR(
MapReduce parsedMr, boost::intrusive_ptr<ExpressionContext> expCtx);
} // namespace mongo::map_reduce_common
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