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83 lines
2.2 KiB
C++
83 lines
2.2 KiB
C++
// model.cpp
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/**
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* Copyright (C) 2008 10gen Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "stdafx.h"
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#include "model.h"
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#include "connpool.h"
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namespace mongo {
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bool Model::load(BSONObj& query){
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ScopedDbConnection conn( modelServer() );
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BSONObj b = conn->findOne(getNS(), query);
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conn.done();
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if ( b.isEmpty() )
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return false;
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unserialize(b);
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_id = b["_id"].wrap().getOwned();
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return true;
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}
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void Model::save( bool check ){
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ScopedDbConnection conn( modelServer() );
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BSONObjBuilder b;
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serialize( b );
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if ( _id.isEmpty() ){
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OID oid;
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oid.init();
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b.appendOID( "_id" , &oid );
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BSONObj o = b.obj();
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conn->insert( getNS() , o );
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_id = o["_id"].wrap().getOwned();
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log(4) << "inserted new model " << getNS() << " " << o << endl;
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}
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else {
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BSONElement id = _id["_id"];
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b.append( id );
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BSONObjBuilder qb;
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qb.append( id );
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BSONObj q = qb.obj();
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BSONObj o = b.obj();
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log(4) << "updated old model" << getNS() << " " << q << " " << o << endl;
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conn->update( getNS() , q , o );
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}
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string errmsg = "";
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if ( check )
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errmsg = conn->getLastError();
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conn.done();
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if ( check && errmsg.size() )
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throw UserException( (string)"error on Model::save: " + errmsg );
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}
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} // namespace mongo
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