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sqlDatabase.cpp
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232 lines (202 loc) · 6.34 KB
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//
// sqlDatabase.cpp
// cpp2sqlite, zurrose
//
// ©ywesee GmbH -- all rights reserved
// License GPLv3.0 -- see License File
// Created by Alex Bettarini on 16 Jan 2019, 30 Oct 2019
//
#include <iostream>
#include <sstream>
#include <sqlite3.h>
#include <libgen.h> // for basename()
#include "sqlDatabase.hpp"
#define FI_DB_VERSION "140"
namespace DB
{
void Sql::createIndex(const std::string_view &tableName,
const std::string &prefix,
const std::vector<std::string> &keys)
{
char *errmsg;
for (std::string k : keys) {
std::string indexName = prefix + k;
std::ostringstream sqlStream;
sqlStream << "CREATE INDEX " << indexName << " ON " << tableName << "(" << k << ");";
//std::cout << "Line: " << __LINE__ << " " << sqlStream.str() << std::endl;
int rc = sqlite3_exec(db, sqlStream.str().c_str(), NULL, NULL, &errmsg);
if (rc != SQLITE_OK)
std::cerr
<< basename((char *)__FILE__) << ":" << __LINE__
<< ", error " << rc
<< ", " << errmsg
<< std::endl;
}
}
void Sql::destroyStatement()
{
// Destroy the object
int rc = sqlite3_finalize(statement);
if ((rc != SQLITE_OK) && (rc != SQLITE_DONE))
std::cerr
<< basename((char *)__FILE__) << ":" << __LINE__
<< ", error " << rc
<< std::endl;
}
void Sql::runStatement(const std::string_view &tableName)
{
int rc = sqlite3_step(statement);
if ((rc != SQLITE_OK) && (rc != SQLITE_DONE)) {
char *exp = sqlite3_expanded_sql(statement);
std::string expString(exp);
sqlite3_free(exp);
std::cerr
<< basename((char *)__FILE__) << ":" << __LINE__
<< ", error " << rc
<< ", statement: " << expString.substr(0,200)
<< std::endl;
}
rc = sqlite3_reset(statement);
}
void Sql::bindBool(int pos, bool flag)
{
int val = flag ? 1 : 0;
bindInt(pos, val);
}
void Sql::bindInt(int pos, int val)
{
int rc = sqlite3_bind_int(statement, pos, val);
if (rc != SQLITE_OK)
std::cerr
<< basename((char *)__FILE__) << ":" << __LINE__
<< ", error " << rc
<< std::endl;
}
void Sql::bindText(int pos, const std::string &text)
{
//std::cout << basename((char *)__FILE__) << ":" << __LINE__
// << " pos:" << pos << " text:" << text << std::endl;
int rc = sqlite3_bind_text(statement, pos, text.c_str(), -1, SQLITE_TRANSIENT);
if (rc != SQLITE_OK)
std::cerr
<< basename((char *)__FILE__) << ":" << __LINE__
<< ", error " << rc
<< std::endl;
}
void Sql::prepareStatement(const std::string_view &tableName,
const std::string &placeholders)
{
std::ostringstream sqlStream;
sqlStream << "INSERT INTO " << tableName
<< " VALUES (" << placeholders << ");";
int rc = sqlite3_prepare_v2(db, sqlStream.str().c_str(), -1, &statement, NULL);
if (rc != SQLITE_OK)
std::cerr
<< basename((char *)__FILE__) << ":" << __LINE__
<< ", error " << rc
<< std::endl;
}
void Sql::insertInto(const std::string_view &tableName,
const std::string &keys,
const std::string &values)
{
std::ostringstream sqlStream;
int rc;
char *errmsg;
sqlStream << "INSERT INTO " << tableName
<< " (" << keys << ") "
<< "VALUES (" << values << ");";
rc = sqlite3_exec(db, sqlStream.str().c_str(), NULL, NULL, &errmsg);
if (rc != SQLITE_OK) {
std::cerr
<< basename((char *)__FILE__) << ":" << __LINE__
<< ", error " << rc
<< ", " << errmsg
<< ", " << sqlStream.str().substr(0,100)
<< std::endl;
}
}
void Sql::insertRow(const std::string_view &tableName, DB::RowToInsert row) {
bindText(1, row.title);
bindText(2, row.auth);
bindText(3, row.atc);
bindText(4, row.substances);
bindText(5, row.regnrs);
bindText(6, row.atc_class);
bindText(7, row.tindex_str);
bindText(8, row.application_str);
// TODO:
bindText(9, row.indications_str);
// TODO:
bindText(10, row.customer_id == 0 ? "" : std::to_string(row.customer_id));
bindText(11, row.pack_info_str);
// TODO:
bindText(12, row.add_info_str);
bindText(13, row.ids_str);
bindText(14, row.titles_str);
bindText(15, row.content);
// TODO:
bindText(16, row.style_str);
bindText(17, row.packages);
bindText(18, row.type);
runStatement(tableName);
}
void Sql::createTable(const std::string_view &tableName,
const std::string &keys)
{
std::ostringstream sqlStream;
int rc;
char *errmsg;
sqlStream << "PRAGMA user_version=" << FI_DB_VERSION << ";";
rc = sqlite3_exec(db, sqlStream.str().c_str(), NULL, NULL, &errmsg);
if (rc != SQLITE_OK)
std::cerr
<< basename((char *)__FILE__) << ":" << __LINE__
<< ", error " << rc
<< ", " << errmsg
<< std::endl;
sqlStream << "DROP TABLE IF EXISTS " << tableName << ";";
rc = sqlite3_exec(db, sqlStream.str().c_str(), NULL, NULL, &errmsg);
if (rc != SQLITE_OK)
std::cerr
<< basename((char *)__FILE__) << ":" << __LINE__
<< ", error " << rc
<< ", " << errmsg
<< std::endl;
// See SqlDatabase.java 207
sqlStream.str("");
sqlStream << "CREATE TABLE " << tableName << "(" << keys.c_str() << ");";
rc = sqlite3_exec(db, sqlStream.str().c_str(), NULL, NULL, &errmsg);
if (rc != SQLITE_OK)
std::cerr
<< basename((char *)__FILE__) << ":" << __LINE__
<< ", error " << rc
<< ", " << errmsg
<< std::endl;
}
void Sql::openDB(const std::string &filename)
{
int rc = sqlite3_open(filename.c_str(), &db);
if (rc != SQLITE_OK) {
std::cerr
<< basename((char *)__FILE__) << ":" << __LINE__
<< ", error " << rc
<< std::endl;
return;
}
char *errmsg;
sqlite3_exec(db, "BEGIN TRANSACTION", NULL, NULL, &errmsg);
}
void Sql::closeDB()
{
char *errmsg;
sqlite3_exec(db, "COMMIT", NULL, NULL, &errmsg);
sqlite3_exec(db, "END TRANSACTION", NULL, NULL, &errmsg);
int rc = sqlite3_close(db);
if (rc != SQLITE_OK)
std::cerr
<< basename((char *)__FILE__) << ":" << __LINE__
<< ", rc:" << rc
<< std::endl;
}
}