mapnik/utils/pgsql2sqlite/sqlite.cpp
2009-02-20 15:58:33 +00:00

121 lines
3.5 KiB
C++

/*****************************************************************************
*
* This file is part of Mapnik (c++ mapping toolkit)
*
* Copyright (C) 2009 Artem Pavlenko
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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 GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*****************************************************************************/
//$Id$
#include "sqlite.hpp"
//#include <iostream>
namespace mapnik { namespace sqlite {
database::database(std::string const& name)
{
sqlite3 *db;
int res = sqlite3_open(name.c_str(), &db);
if (res)
{
sqlite3_close(db);
throw;
}
db_ = sqlite_db(db,database_closer());
#ifdef MAPNIK_DEBUG
std::cerr << "Open database " << name << "\n";
#endif
}
database::~database() {}
bool database::execute(std::string const& sql)
{
char * err_msg;
int res = sqlite3_exec(db_.get(),sql.c_str(),0,0,&err_msg);
if (res != SQLITE_OK)
{
std::cerr << "SQL"<< sql << " ERR:" << err_msg << "\n";
sqlite3_free(err_msg);
return false;
}
return true;
}
//char * err_msg;
// create spatial index
/*
{
std::string sql("create virtual table test using rtree(id,minx,maxx,miny,maxy);");
res = sqlite3_exec(db_.get(),sql.c_str(),0,0,&err_msg);
if (res != SQLITE_OK)
{
std::cerr << "SQL"<< sql << " ERR:" << err_msg << "\n";
sqlite3_free(err_msg);
}
}
*/
// prepare statement
//std::string sql="insert into test values(?,?,?,?,?);";
//const char * tail;
//res = sqlite3_prepare_v2(db_.get(), sql.c_str(),-1, &stmt_,&tail);
//if (res != SQLITE_OK)
//{
// std::cerr << "ERR:"<< res << "\n";
//sqlite3_close(db);
//throw;
// }
// begin transaction
//sqlite3_exec(db_.get(),"BEGIN;",0,0,&err_msg);
/*
void sqlite_loader::insert_record(int id, double minx,double maxx,double miny, double maxy)
{
if (sqlite3_bind_int(stmt_, 1, id ) != SQLITE_OK)
std::cerr << "cannot bind " << id << "\n";
if (sqlite3_bind_double(stmt_, 2,minx ) != SQLITE_OK)
std::cerr << "cannot bind " << minx << "\n";
int res = sqlite3_bind_double(stmt_, 3,maxx );
res = sqlite3_bind_double(stmt_, 4,miny );
res = sqlite3_bind_double(stmt_, 5,maxy );
sqlite3_step(stmt_);
sqlite3_reset(stmt_);
}
*/
//{
//char * err_msg;
// commit transaction
//sqlite3_exec(db_.get(),"COMMIT;",0,0,&err_msg);
//std::cerr << "finalize\n";
//int res = sqlite3_finalize(stmt_);
//if (res != SQLITE_OK)
//{
// std::cerr << "ERR:" << res << "\n";
//}
//}
}
}