shepherd/src/db.cpp
2016-01-28 15:35:43 +01:00

69 lines
1.2 KiB
C++

#include "db.h"
#include <iostream>
#include <string>
using namespace std;
Database::Database(string filename)
{
database = NULL;
open(filename);
}
Database::~Database()
{
}
bool Database::open(string filename)
{
if(sqlite3_open(filename.c_str(), &database) == SQLITE_OK)
return true;
return false;
}
/*vector<vector<string> > Database::qstream
{
return query(query.str());
}*/
vector<vector<string> > Database::query(string query)
{
sqlite3_stmt *statement;
vector<vector<string> > results;
if(sqlite3_prepare_v2(database, query.c_str(), -1, &statement, 0) == SQLITE_OK)
{
int cols = sqlite3_column_count(statement);
int result = 0;
while(true)
{
result = sqlite3_step(statement);
if(result == SQLITE_ROW)
{
vector<string> values;
for(int col = 0; col < cols; col++)
{
values.push_back((char*)sqlite3_column_text(statement, col));
}
results.push_back(values);
}
else
{
break;
}
}
sqlite3_finalize(statement);
}
string error = sqlite3_errmsg(database);
if(error != "not an error") cout << query << " " << error << endl;
return results;
}
void Database::close()
{
sqlite3_close(database);
}