--- /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>
+ */
+
+
+/*
+ * Messages manipualtion methods
+ *
+ * $Revision: 1.6 $
+ * $Date: 2009/07/15 11:19:42 $
+ *
+ */
+
+#include <string>
+#include <vector>
+#include <sstream>
+
+#include <libpq-fe.h>
+
+#include "stg/common.h"
+#include "postgresql_store.h"
+#include "stg/locker.h"
+#include "stg/message.h"
+
+//-----------------------------------------------------------------------------
+int POSTGRESQL_STORE::AddMessage(STG_MSG * msg, const std::string & login) const
+{
+STG_LOCKER lock(&mutex);
+
+if (PQstatus(connection) != CONNECTION_OK)
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::AddMessage(): 'Connection lost. Trying to reconnect...'\n", strError.c_str());
+ if (Reset())
+ {
+ strError = "Connection lost";
+ printfd(__FILE__, "POSTGRESQL_STORE::AddMessage(): '%s'\n", strError.c_str());
+ return -1;
+ }
+ }
+
+PGresult * result;
+
+if (StartTransaction())
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::AddMessage(): 'Failed to start transaction'\n");
+ return -1;
+ }
+
+std::string elogin = login;
+std::string etext = msg->text;
+
+if (EscapeString(elogin))
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::AddMessage(): 'Failed to escape login'\n");
+ if (RollbackTransaction())
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::AddMessage(): 'Failed to rollback transaction'\n");
+ }
+ return -1;
+ }
+
+if (EscapeString(etext))
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::AddMessage(): 'Failed to escape message text'\n");
+ if (RollbackTransaction())
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::AddMessage(): 'Failed to rollback transaction'\n");
+ }
+ return -1;
+ }
+
+std::ostringstream query;
+query << "SELECT sp_add_message("
+ << "'" << elogin << "', "
+ << "CAST(1 AS SMALLINT), " // Here need to be a version, but, it's uninitiated actually
+ << "CAST(" << msg->header.type << " AS SMALLINT), "
+ << "CAST('" << formatTime(msg->header.lastSendTime) << "' AS TIMESTAMP), "
+ << "CAST('" << formatTime(msg->header.creationTime) << "' AS TIMESTAMP), "
+ << msg->header.showTime << ", "
+ << "CAST(" << msg->header.repeat << " AS SMALLINT), "
+ << msg->header.repeatPeriod << ", "
+ << "'" << etext << "')";
+
+result = PQexec(connection, query.str().c_str());
+
+if (PQresultStatus(result) != PGRES_TUPLES_OK)
+ {
+ strError = PQresultErrorMessage(result);
+ PQclear(result);
+ printfd(__FILE__, "POSTGRESQL_STORE::AddMessage(): '%s'\n", strError.c_str());
+ if (RollbackTransaction())
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::AddMessage(): 'Failed to rollback transaction'\n");
+ }
+ return -1;
+ }
+
+int tuples = PQntuples(result);
+
+if (tuples != 1)
+ {
+ strError = "Failed to fetch newlly added message ID";
+ printfd(__FILE__, "POSTGRESQL_STORE::AddMessage(): 'Invalid number of tuples. Wanted 1, actulally %d'\n", tuples);
+ PQclear(result);
+ if (RollbackTransaction())
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::AddMessage(): 'Failed to rollback transaction'\n");
+ }
+ return -1;
+ }
+
+std::stringstream tuple;
+tuple << PQgetvalue(result, 0, 0);
+
+PQclear(result);
+
+tuple >> msg->header.id;
+
+if (CommitTransaction())
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::AddMessage(): 'Failed to commit transaction'\n");
+ return -1;
+ }
+
+return 0;
+}
+//-----------------------------------------------------------------------------
+int POSTGRESQL_STORE::EditMessage(const STG_MSG & msg,
+ const std::string & login) const
+{
+STG_LOCKER lock(&mutex);
+
+if (PQstatus(connection) != CONNECTION_OK)
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::EditMessage(): 'Connection lost. Trying to reconnect...'\n", strError.c_str());
+ if (Reset())
+ {
+ strError = "Connection lost";
+ printfd(__FILE__, "POSTGRESQL_STORE::EditMessage(): '%s'\n", strError.c_str());
+ return -1;
+ }
+ }
+
+PGresult * result;
+
+if (StartTransaction())
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::EditMessage(): 'Failed to start transaction'\n");
+ return -1;
+ }
+
+std::string elogin = login;
+std::string etext = msg.text;
+
+if (EscapeString(elogin))
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::EditMessage(): 'Failed to escape login'\n");
+ if (RollbackTransaction())
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::EditMessage(): 'Failed to rollback transaction'\n");
+ }
+ return -1;
+ }
+
+if (EscapeString(etext))
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::EditMessage(): 'Failed to escape message text'\n");
+ if (RollbackTransaction())
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::EditMessage(): 'Failed to rollback transaction'\n");
+ }
+ return -1;
+ }
+
+std::ostringstream query;
+query << "UPDATE tb_messages SET "
+ << "fk_user = (SELECT pk_user FROM tb_users WHERE name = '" << elogin << "'), "
+ << "ver = " << msg.header.ver << ", "
+ << "msg_type = " << msg.header.type << ", "
+ << "last_send_time = CAST('" << formatTime(msg.header.lastSendTime) << "' AS TIMESTAMP), "
+ << "creation_time = CAST('" << formatTime(msg.header.creationTime) << "' AS TIMESTAMP), "
+ << "show_time = " << msg.header.showTime << ", "
+ << "repeat = " << msg.header.repeat << ", "
+ << "repeat_period = " << msg.header.repeatPeriod << ", "
+ << "msg_text = '" << etext << "' "
+ << "WHERE pk_message = " << msg.header.id;
+
+result = PQexec(connection, query.str().c_str());
+
+if (PQresultStatus(result) != PGRES_COMMAND_OK)
+ {
+ strError = PQresultErrorMessage(result);
+ PQclear(result);
+ printfd(__FILE__, "POSTGRESQL_STORE::EditMessage(): '%s'\n", strError.c_str());
+ if (RollbackTransaction())
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::EditMessage(): 'Failed to rollback transaction'\n");
+ }
+ return -1;
+ }
+
+PQclear(result);
+
+if (CommitTransaction())
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::EditMessage(): 'Failed to commit transaction'\n");
+ return -1;
+ }
+
+return 0;
+}
+//-----------------------------------------------------------------------------
+int POSTGRESQL_STORE::GetMessage(uint64_t id,
+ STG_MSG * msg,
+ const std::string &) const
+{
+STG_LOCKER lock(&mutex);
+
+if (PQstatus(connection) != CONNECTION_OK)
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::GetMessage(): 'Connection lost. Trying to reconnect...'\n", strError.c_str());
+ if (Reset())
+ {
+ strError = "Connection lost";
+ printfd(__FILE__, "POSTGRESQL_STORE::GetMessage(): '%s'\n", strError.c_str());
+ return -1;
+ }
+ }
+
+PGresult * result;
+
+if (StartTransaction())
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::GetMessage(): 'Failed to start transaction'\n");
+ return -1;
+ }
+
+std::ostringstream query;
+query << "SELECT ver, msg_type, last_send_time, \
+ creation_time, show_time, repeat, \
+ repeat_period, msg_text \
+ FROM tb_messages \
+ WHERE pk_message = " << id;
+
+result = PQexec(connection, query.str().c_str());
+
+if (PQresultStatus(result) != PGRES_TUPLES_OK)
+ {
+ strError = PQresultErrorMessage(result);
+ PQclear(result);
+ printfd(__FILE__, "POSTGRESQL_STORE::GetMessage(): '%s'\n", strError.c_str());
+ if (RollbackTransaction())
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::GetMessage(): 'Failed to rollback transaction'\n");
+ }
+ return -1;
+ }
+
+int tuples = PQntuples(result);
+
+if (tuples != 1)
+ {
+ strError = "Failed to fetch message data";
+ printfd(__FILE__, "POSTGRESQL_STORE::GetMessage(): 'Invalid number of tuples. Wanted 1, actulally %d'\n", tuples);
+ PQclear(result);
+ if (RollbackTransaction())
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::GetMessage(): 'Failed to rollback transaction'\n");
+ }
+ return -1;
+ }
+
+str2x(PQgetvalue(result, 0, 0), msg->header.ver);
+str2x(PQgetvalue(result, 0, 1), msg->header.type);
+msg->header.lastSendTime = static_cast<unsigned int>(readTime(PQgetvalue(result, 0, 2)));
+msg->header.creationTime = static_cast<unsigned int>(readTime(PQgetvalue(result, 0, 3)));
+str2x(PQgetvalue(result, 0, 4), msg->header.showTime);
+str2x(PQgetvalue(result, 0, 5), msg->header.repeat);
+str2x(PQgetvalue(result, 0, 6), msg->header.repeatPeriod);
+msg->text = PQgetvalue(result, 0, 7);
+
+PQclear(result);
+
+if (CommitTransaction())
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::GetMessage(): 'Failed to commit transaction'\n");
+ return -1;
+ }
+
+return 0;
+}
+//-----------------------------------------------------------------------------
+int POSTGRESQL_STORE::DelMessage(uint64_t id, const std::string &) const
+{
+STG_LOCKER lock(&mutex);
+
+if (PQstatus(connection) != CONNECTION_OK)
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::DelMessage(): 'Connection lost. Trying to reconnect...'\n", strError.c_str());
+ if (Reset())
+ {
+ strError = "Connection lost";
+ printfd(__FILE__, "POSTGRESQL_STORE::DelMessage(): '%s'\n", strError.c_str());
+ return -1;
+ }
+ }
+
+PGresult * result;
+
+if (StartTransaction())
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::DelMessage(): 'Failed to start transaction'\n");
+ return -1;
+ }
+
+std::ostringstream query;
+query << "DELETE FROM tb_messages WHERE pk_message = " << id;
+
+result = PQexec(connection, query.str().c_str());
+
+if (PQresultStatus(result) != PGRES_COMMAND_OK)
+ {
+ strError = PQresultErrorMessage(result);
+ PQclear(result);
+ printfd(__FILE__, "POSTGRESQL_STORE::DelMessage(): '%s'\n", strError.c_str());
+ if (RollbackTransaction())
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::DelMessage(): 'Failed to rollback transaction'\n");
+ }
+ return -1;
+ }
+
+PQclear(result);
+
+if (CommitTransaction())
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::DelMessage(): 'Failed to commit transaction'\n");
+ return -1;
+ }
+
+return 0;
+}
+//-----------------------------------------------------------------------------
+int POSTGRESQL_STORE::GetMessageHdrs(std::vector<STG_MSG_HDR> * hdrsList,
+ const std::string & login) const
+{
+STG_LOCKER lock(&mutex);
+
+if (PQstatus(connection) != CONNECTION_OK)
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::GetMessageHdrs(): 'Connection lost. Trying to reconnect...'\n", strError.c_str());
+ if (Reset())
+ {
+ strError = "Connection lost";
+ printfd(__FILE__, "POSTGRESQL_STORE::GetMessageHdrs(): '%s'\n", strError.c_str());
+ return -1;
+ }
+ }
+
+PGresult * result;
+
+if (StartTransaction())
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::GetMessageHdrs(): 'Failed to start transaction'\n");
+ return -1;
+ }
+
+std::string elogin = login;
+
+if (EscapeString(elogin))
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::GetMessageHdrs(): 'Failed to escape login'\n");
+ if (RollbackTransaction())
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::GetMessageHdrs(): 'Failed to rollback transaction'\n");
+ }
+ return -1;
+ }
+
+std::ostringstream query;
+query << "SELECT pk_message, ver, msg_type, \
+ last_send_time, creation_time, show_time, \
+ repeat, repeat_period \
+ FROM tb_messages \
+ WHERE fk_user IN \
+ (SELECT pk_user FROM tb_users \
+ WHERE name = '" << elogin << "')";
+
+result = PQexec(connection, query.str().c_str());
+
+if (PQresultStatus(result) != PGRES_TUPLES_OK)
+ {
+ strError = PQresultErrorMessage(result);
+ PQclear(result);
+ printfd(__FILE__, "POSTGRESQL_STORE::GetMessageHdrs(): '%s'\n", strError.c_str());
+ if (RollbackTransaction())
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::GetMessageHdrs(): 'Failed to rollback transaction'\n");
+ }
+ return -1;
+ }
+
+int tuples = PQntuples(result);
+
+for (int i = 0; i < tuples; ++i)
+ {
+ std::stringstream tuple;
+ STG_MSG_HDR header;
+ tuple << PQgetvalue(result, i, 0) << " ";
+ tuple << PQgetvalue(result, i, 1) << " ";
+ tuple << PQgetvalue(result, i, 2) << " ";
+ header.lastSendTime = static_cast<unsigned int>(readTime(PQgetvalue(result, i, 3)));
+ header.creationTime = static_cast<unsigned int>(readTime(PQgetvalue(result, i, 4)));
+ tuple << PQgetvalue(result, i, 5) << " ";
+ tuple << PQgetvalue(result, i, 6) << " ";
+ tuple << PQgetvalue(result, i, 7) << " ";
+
+ tuple >> header.id;
+ tuple >> header.ver;
+ tuple >> header.type;
+ tuple >> header.showTime;
+ tuple >> header.repeat;
+ tuple >> header.repeatPeriod;
+ hdrsList->push_back(header);
+ }
+
+PQclear(result);
+
+if (CommitTransaction())
+ {
+ printfd(__FILE__, "POSTGRESQL_STORE::GetMessageHdrs(): 'Failed to commit transaction'\n");
+ return -1;
+ }
+
+return 0;
+}
+//-----------------------------------------------------------------------------
+
git.stg.codes / stg.git / blobdiff