--- /dev/null
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+/*
+ * Author : Maxim Mamontov <faust@stargazer.dp.ua>
+ */
+
+/*
+ * Vairous utility methods
+ *
+ * $Revision: 1.3 $
+ * $Date: 2009/10/22 10:01:08 $
+ *
+ */
+
+#include "postgresql_store.h"
+
+#include "stg/common.h"
+
+#include <string>
+#include <ctime>
+
+#include <libpq-fe.h>
+
+extern volatile time_t stgTime;
+
+int POSTGRESQL_STORE::StartTransaction() const
+{
+PGresult * result = PQexec(connection, "BEGIN");
+
+if (PQresultStatus(result) != PGRES_COMMAND_OK)
+ {
+ strError = PQresultErrorMessage(result);
+ PQclear(result);
+ printfd(__FILE__, "POSTGRESQL_STORE::StartTransaction(): '%s'\n", strError.c_str());
+ return -1;
+ }
+
+PQclear(result);
+
+return 0;
+}
+
+int POSTGRESQL_STORE::CommitTransaction() const
+{
+PGresult * result = PQexec(connection, "COMMIT");
+
+if (PQresultStatus(result) != PGRES_COMMAND_OK)
+ {
+ strError = PQresultErrorMessage(result);
+ PQclear(result);
+ printfd(__FILE__, "POSTGRESQL_STORE::CommitTransaction(): '%s'\n", strError.c_str());
+ return -1;
+ }
+
+PQclear(result);
+
+return 0;
+}
+
+int POSTGRESQL_STORE::RollbackTransaction() const
+{
+PGresult * result = PQexec(connection, "ROLLBACK");
+
+if (PQresultStatus(result) != PGRES_COMMAND_OK)
+ {
+ strError = PQresultErrorMessage(result);
+ PQclear(result);
+ printfd(__FILE__, "POSTGRESQL_STORE::RollbackTransaction(): '%s'\n", strError.c_str());
+ return -1;
+ }
+
+PQclear(result);
+
+return 0;
+}
+
+int POSTGRESQL_STORE::EscapeString(std::string & value) const
+{
+int error = 0;
+char * buf = new char[(value.length() << 1) + 1];
+
+PQescapeStringConn(connection,
+ buf,
+ value.c_str(),
+ value.length(),
+ &error);
+
+if (error)
+ {
+ strError = PQerrorMessage(connection);
+ printfd(__FILE__, "POSTGRESQL_STORE::EscapeString(): '%s'\n", strError.c_str());
+ delete[] buf;
+ return -1;
+ }
+
+value = buf;
+
+delete[] buf;
+return 0;
+}
+
+void POSTGRESQL_STORE::MakeDate(std::string & date, int year, int month) const
+{
+struct tm brokenTime;
+
+brokenTime.tm_wday = 0;
+brokenTime.tm_yday = 0;
+brokenTime.tm_isdst = 0;
+
+if (year)
+ {
+ brokenTime.tm_hour = 0;
+ brokenTime.tm_min = 0;
+ brokenTime.tm_sec = 0;
+ brokenTime.tm_year = year;
+ brokenTime.tm_mon = month;
+ }
+else
+ {
+ time_t curTime = stgTime;
+ localtime_r(&curTime, &brokenTime);
+ }
+
+brokenTime.tm_mday = DaysInMonth(brokenTime.tm_year + 1900, brokenTime.tm_mon);
+
+char buf[32];
+
+strftime(buf, 32, "%Y-%m-%d", &brokenTime);
+
+date = buf;
+}