X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=blobdiff_plain;f=src%2Fcore%2Fpostgresqlstorage.cpp;h=d65b4ee0e044fc43eb278433ebfba5b0f62c8b96;hp=2c9c5b4498dc71c95929214392033ae9414bf225;hb=c53377c152225754948165f082fe2062a5403dd1;hpb=41f90ea96aad92b534a982296168baff8b8da2d7

diff --git a/src/core/postgresqlstorage.cpp b/src/core/postgresqlstorage.cpp
index 2c9c5b44..d65b4ee0 100644
--- a/src/core/postgresqlstorage.cpp
+++ b/src/core/postgresqlstorage.cpp
@@ -26,8 +26,6 @@
 #include "network.h"
 #include "quassel.h"
 
-int PostgreSqlStorage::_maxRetryCount = 150; // yes this is a large number... only other way to "handle" this is bailing out...
-
 PostgreSqlStorage::PostgreSqlStorage(QObject *parent)
   : AbstractSqlStorage(parent),
     _port(-1)
@@ -37,6 +35,18 @@ PostgreSqlStorage::PostgreSqlStorage(QObject *parent)
 PostgreSqlStorage::~PostgreSqlStorage() {
 }
 
+AbstractSqlMigrationWriter *PostgreSqlStorage::createMigrationWriter() {
+  PostgreSqlMigrationWriter *writer = new PostgreSqlMigrationWriter();
+  QVariantMap properties;
+  properties["Username"] = _userName;
+  properties["Password"] = _password;
+  properties["Hostname"] = _hostName;
+  properties["Port"] = _port;
+  properties["Database"] = _databaseName;
+  writer->setConnectionProperties(properties);
+  return writer;
+}
+
 bool PostgreSqlStorage::isAvailable() const {
   if(!QSqlDatabase::isDriverAvailable("QPSQL")) return false;
   return true;
@@ -51,16 +61,32 @@ QString PostgreSqlStorage::description() const {
   return tr("PostgreSQL Turbo Bomber HD!");
 }
 
-QVariantMap PostgreSqlStorage::setupKeys() const {
+QStringList PostgreSqlStorage::setupKeys() const {
+  QStringList keys;
+  keys << "Username"
+       << "Password"
+       << "Hostname"
+       << "Port"
+       << "Database";
+  return keys;
+}
+QVariantMap PostgreSqlStorage::setupDefaults() const {
   QVariantMap map;
   map["Username"] = QVariant(QString("quassel"));
-  map["Password"] = QVariant(QString());
   map["Hostname"] = QVariant(QString("localhost"));
   map["Port"] = QVariant(5432);
   map["Database"] = QVariant(QString("quassel"));
   return map;
 }
 
+bool PostgreSqlStorage::setup(const QVariantMap &settings) {
+  bool success = AbstractSqlStorage::setup(settings);
+  if(success) {
+    logDb().exec(QString("ALTER USER %1 SET standard_conforming_strings TO on").arg(userName()));
+  }
+  return success;
+}
+
 void PostgreSqlStorage::setConnectionProperties(const QVariantMap &properties) {
   _userName = properties["Username"].toString();
   _password = properties["Password"].toString();
@@ -276,7 +302,7 @@ IdentityId PostgreSqlStorage::createIdentity(UserId user, CoreIdentity &identity
     return IdentityId();
   }
 
-  qDebug() << "creatId" << query.first() << query.value(0).toInt();
+  query.first();
   identityId = query.value(0).toInt();
   identity.setId(identityId);
 
@@ -488,7 +514,7 @@ NetworkId PostgreSqlStorage::createNetwork(UserId user, const NetworkInfo &info)
     return NetworkId();
   }
 
-  qDebug() << "createNet:" << query.first() << query.value(0).toInt();
+  query.first();
   networkId = query.value(0).toInt();
 
   if(!networkId.isValid()) {
@@ -511,7 +537,7 @@ NetworkId PostgreSqlStorage::createNetwork(UserId user, const NetworkInfo &info)
   }
 
   if(!db.commit()) {
-    qWarning() << "PostgreSqlStorage::updateNetwork(): commiting data failed!";
+    qWarning() << "PostgreSqlStorage::createNetwork(): commiting data failed!";
     qWarning() << " -" << qPrintable(db.lastError().text());
     return NetworkId();
   }
@@ -520,7 +546,7 @@ NetworkId PostgreSqlStorage::createNetwork(UserId user, const NetworkInfo &info)
 
 void PostgreSqlStorage::bindNetworkInfo(QSqlQuery &query, const NetworkInfo &info) {
   query.bindValue(":networkname", info.networkName);
-  query.bindValue(":identityid", info.identity.toInt());
+  query.bindValue(":identityid", info.identity.isValid() ? info.identity.toInt() : QVariant());
   query.bindValue(":encodingcodec", QString(info.codecForEncoding));
   query.bindValue(":decodingcodec", QString(info.codecForDecoding));
   query.bindValue(":servercodec", QString(info.codecForServer));
@@ -973,7 +999,7 @@ bool PostgreSqlStorage::removeBuffer(const UserId &user, const BufferId &bufferI
     return false;
   case 1:
     db.commit();
-    return false;
+    return true;
   default:
     // there was more then one buffer deleted...
     qWarning() << "PostgreSqlStorage::removeBuffer(): Userid" << user << "BufferId" << "caused deletion of" << numRows << "Buffers! Rolling back transaction...";
@@ -1009,7 +1035,7 @@ bool PostgreSqlStorage::renameBuffer(const UserId &user, const BufferId &bufferI
     return false;
   case 1:
     db.commit();
-    return false;
+    return true;
   default:
     // there was more then one buffer deleted...
     qWarning() << "PostgreSqlStorage::renameBuffer(): Userid" << user << "BufferId" << "affected" << numRows << "Buffers! Rolling back transaction...";
@@ -1104,7 +1130,7 @@ QHash<BufferId, MsgId> PostgreSqlStorage::bufferLastSeenMsgIds(UserId user) {
   return lastSeenHash;
 }
 
-MsgId PostgreSqlStorage::logMessage(Message msg) {
+bool PostgreSqlStorage::logMessage(Message &msg) {
   QSqlDatabase db = logDb();
   if(!db.transaction()) {
     qWarning() << "PostgreSqlStorage::logMessage(): cannot start transaction!";
@@ -1112,39 +1138,125 @@ MsgId PostgreSqlStorage::logMessage(Message msg) {
     return false;
   }
 
-  QSqlQuery logMessageQuery(db);
-  logMessageQuery.prepare(queryString("insert_message"));
-  logMessageQuery.bindValue(":time", msg.timestamp().toTime_t());
-  logMessageQuery.bindValue(":bufferid", msg.bufferInfo().bufferId().toInt());
-  logMessageQuery.bindValue(":type", msg.type());
-  logMessageQuery.bindValue(":flags", (int)msg.flags());
-  logMessageQuery.bindValue(":sender", msg.sender());
-  logMessageQuery.bindValue(":message", msg.contents());
-  safeExec(logMessageQuery);
+  if(!prepareQuery("insert_message", queryString("insert_message"), db)) {
+    qWarning() << "PostgreSqlStorage::logMessages(): unable to prepare query:" << queryString("insert_message");
+    qWarning() << "  Error:" << db.lastError().text();
+    db.rollback();
+    return false;
+  }
+
+  QVariantList params;
+  params << msg.timestamp()
+	 << msg.bufferInfo().bufferId().toInt()
+	 << msg.type()
+	 << (int)msg.flags()
+	 << msg.sender()
+	 << msg.contents();
+  QSqlQuery logMessageQuery = executePreparedQuery("insert_message", params, db);
 
   if(logMessageQuery.lastError().isValid()) {
     // first we need to reset the transaction
     db.rollback();
     db.transaction();
 
-    QSqlQuery addSenderQuery(db);
-    addSenderQuery.prepare(queryString("insert_sender"));
-    addSenderQuery.bindValue(":sender", msg.sender());
-    safeExec(addSenderQuery);
-    safeExec(logMessageQuery);
 
+    // it's possible that the sender was already added by another thread
+    // since the insert might fail we're setting a savepoint
+    savePoint("sender_sp1", db);
+    QSqlQuery addSenderQuery = executePreparedQuery("insert_sender", msg.sender(), db);
+    if(addSenderQuery.lastError().isValid())
+      rollbackSavePoint("sender_sp1", db);
+    else
+      releaseSavePoint("sender_sp1", db);
+
+    logMessageQuery = db.exec(logMessageQuery.lastQuery());
     if(!watchQuery(logMessageQuery)) {
+      qDebug() << "==================== Sender Query:";
+      watchQuery(addSenderQuery);
+      qDebug() << "==================== /Sender Query";
       db.rollback();
-      return MsgId();
+      return false;
     }
   }
 
   logMessageQuery.first();
   MsgId msgId = logMessageQuery.value(0).toInt();
   db.commit();
+  if(msgId.isValid()) {
+    msg.setMsgId(msgId);
+    return true;
+  } else {
+    return false;
+  }
+}
+
+bool PostgreSqlStorage::logMessages(MessageList &msgs) {
+  QSqlDatabase db = logDb();
+  if(!db.transaction()) {
+    qWarning() << "PostgreSqlStorage::logMessage(): cannot start transaction!";
+    qWarning() << " -" << qPrintable(db.lastError().text());
+    return false;
+  }
 
-  Q_ASSERT(msgId.isValid());
-  return msgId;
+  if(!prepareQuery("insert_sender", queryString("insert_sender"), db)) {
+    qWarning() << "PostgreSqlStorage::logMessages(): unable to prepare query:" << queryString("insert_sender");
+    qWarning() << "  Error:" << db.lastError().text();
+    db.rollback();
+    return false;
+  }
+  QSet<QString> senders;
+  for(int i = 0; i < msgs.count(); i++) {
+    const QString &sender = msgs.at(i).sender();
+    if(senders.contains(sender))
+      continue;
+    senders << sender;
+
+    savePoint("sender_sp", db);
+    QSqlQuery addSenderQuery = executePreparedQuery("insert_sender", sender, db);
+    if(addSenderQuery.lastError().isValid())
+      rollbackSavePoint("sender_sp", db);
+    else
+      releaseSavePoint("sender_sp", db);
+  }
+
+  // yes we loop twice over the same list. This avoids alternating queries.
+  if(!prepareQuery("insert_message", queryString("insert_message"), db)) {
+    qWarning() << "PostgreSqlStorage::logMessages(): unable to prepare query:" << queryString("insert_message");
+    qWarning() << "  Error:" << db.lastError().text();
+    db.rollback();
+    return false;
+  }
+  bool error = false;
+  for(int i = 0; i < msgs.count(); i++) {
+    Message &msg = msgs[i];
+    QVariantList params;
+    params << msg.timestamp()
+	   << msg.bufferInfo().bufferId().toInt()
+	   << msg.type()
+	   << (int)msg.flags()
+	   << msg.sender()
+	   << msg.contents();
+    QSqlQuery logMessageQuery = executePreparedQuery("insert_message", params, db);
+    if(!watchQuery(logMessageQuery)) {
+      db.rollback();
+      error = true;
+      break;
+    } else {
+      logMessageQuery.first();
+      msg.setMsgId(logMessageQuery.value(0).toInt());
+    }
+  }
+
+  if(error) {
+    // we had a rollback in the db so we need to reset all msgIds
+    for(int i = 0; i < msgs.count(); i++) {
+      msgs[i].setMsgId(MsgId());
+    }
+    return false;
+  }
+
+  db.commit();
+  return true;
 }
 
 QList<Message> PostgreSqlStorage::requestMsgs(UserId user, BufferId bufferId, MsgId first, MsgId last, int limit) {
@@ -1163,31 +1275,49 @@ QList<Message> PostgreSqlStorage::requestMsgs(UserId user, BufferId bufferId, Ms
     return messagelist;
   }
 
-  QSqlQuery query(db);
+  QString queryName;
+  QVariantList params;
   if(last == -1 && first == -1) {
-    query.prepare(queryString("select_messages"));
+    queryName = "select_messages";
   } else if(last == -1) {
-    query.prepare(queryString("select_messagesNewerThan"));
-    query.bindValue(":firstmsg", first.toInt());
+    queryName = "select_messagesNewerThan";
+    params << first.toInt();
   } else {
-    query.prepare(queryString("select_messagesRange"));
-    query.bindValue(":lastmsg", last.toInt());
-    query.bindValue(":firstmsg", first.toInt());
+    queryName = "select_messagesRange";
+    params << first.toInt();
+    params << last.toInt();
+  }
+  params << bufferId.toInt();
+  if(limit != -1)
+    params << limit;
+  else
+    params << "ALL";
+
+  if(!prepareQuery(queryName, queryString(queryName), db)) {
+    qWarning() << "PostgreSqlStorage::logMessages(): unable to prepare query:" << queryString(queryName);
+    qWarning() << "  Error:" << db.lastError().text();
+    db.rollback();
+    return messagelist;
   }
-  query.bindValue(":bufferid", bufferId.toInt());
-  safeExec(query);
+
+  QSqlQuery query = executePreparedQuery(queryName, params, db);
+
   if(!watchQuery(query)) {
+    qDebug() << "select_messages failed";
     db.rollback();
     return messagelist;
   }
 
-  for(int i = 0; i < limit && query.next(); i++) {
-    Message msg(QDateTime::fromTime_t(query.value(1).toInt()),
-                bufferInfo,
-                (Message::Type)query.value(2).toUInt(),
-                query.value(5).toString(),
-                query.value(4).toString(),
-                (Message::Flags)query.value(3).toUInt());
+  QDateTime timestamp;
+  while(query.next()) {
+    timestamp = query.value(1).toDateTime();
+    timestamp.setTimeSpec(Qt::UTC);
+    Message msg(timestamp,
+		bufferInfo,
+		(Message::Type)query.value(2).toUInt(),
+		query.value(5).toString(),
+		query.value(4).toString(),
+		(Message::Flags)query.value(3).toUInt());
     msg.setMsgId(query.value(0).toInt());
     messagelist << msg;
   }
@@ -1227,8 +1357,11 @@ QList<Message> PostgreSqlStorage::requestAllMsgs(UserId user, MsgId first, MsgId
     return messagelist;
   }
 
+  QDateTime timestamp;
   for(int i = 0; i < limit && query.next(); i++) {
-    Message msg(QDateTime::fromTime_t(query.value(2).toInt()),
+    timestamp = query.value(1).toDateTime();
+    timestamp.setTimeSpec(Qt::UTC);
+    Message msg(timestamp,
                 bufferInfoHash[query.value(1).toInt()],
                 (Message::Type)query.value(3).toUInt(),
                 query.value(6).toString(),
@@ -1269,3 +1402,279 @@ bool PostgreSqlStorage::beginReadOnlyTransaction(QSqlDatabase &db) {
   QSqlQuery query = db.exec("BEGIN TRANSACTION READ ONLY");
   return !query.lastError().isValid();
 }
+
+bool PostgreSqlStorage::prepareQuery(const QString &handle, const QString &query, const QSqlDatabase &db) {
+  if(_preparedQueries.contains(db.connectionName()) && _preparedQueries[db.connectionName()].contains(handle))
+    return true; // already prepared
+
+  QMutexLocker locker(&_queryHashMutex);
+
+  static unsigned int stmtCount = 0;
+  QString queryId = QLatin1String("quassel_") + QString::number(++stmtCount, 16);
+  // qDebug() << "prepare:" << QString("PREPARE %1 AS %2").arg(queryId).arg(query);
+  db.exec(QString("PREPARE %1 AS %2").arg(queryId).arg(query));
+  if(db.lastError().isValid()) {
+    return false;
+  } else {
+    _preparedQueries[db.connectionName()][handle] = queryId;
+    return true;
+  }
+}
+
+QSqlQuery PostgreSqlStorage::executePreparedQuery(const QString &handle, const QVariantList &params, const QSqlDatabase &db) {
+  if(!_preparedQueries.contains(db.connectionName()) || !_preparedQueries[db.connectionName()].contains(handle)) {
+    qWarning() << "PostgreSqlStorage::executePreparedQuery() no prepared Query with handle" << handle << "on Database" << db.connectionName();
+    return QSqlQuery(db);
+  }
+
+  QSqlDriver *driver = db.driver();
+
+  QStringList paramStrings;
+  QSqlField field;
+  for(int i = 0; i < params.count(); i++) {
+    const QVariant &value = params.at(i);
+    field.setType(value.type());
+    if(value.isNull())
+      field.clear();
+    else
+      field.setValue(value);
+
+    paramStrings << driver->formatValue(field);
+  }
+
+  const QString &queryId = _preparedQueries[db.connectionName()][handle];
+  if(params.isEmpty()) {
+    return db.exec(QString("EXECUTE %1").arg(queryId));
+  } else {
+    // qDebug() << "preparedExec:" << QString("EXECUTE %1 (%2)").arg(queryId).arg(paramStrings.join(", "));
+    return db.exec(QString("EXECUTE %1 (%2)").arg(queryId).arg(paramStrings.join(", ")));
+  }
+}
+
+QSqlQuery PostgreSqlStorage::executePreparedQuery(const QString &handle, const QVariant &param, const QSqlDatabase &db) {
+  if(!_preparedQueries.contains(db.connectionName()) || !_preparedQueries[db.connectionName()].contains(handle)) {
+    qWarning() << "PostgreSqlStorage::executePreparedQuery() no prepared Query with handle" << handle << "on Database" << db.connectionName();
+    return QSqlQuery(db);
+  }
+
+  QSqlField field;
+  field.setType(param.type());
+  if(param.isNull())
+    field.clear();
+  else
+    field.setValue(param);
+
+  const QString &queryId = _preparedQueries[db.connectionName()][handle];
+  QString paramString = db.driver()->formatValue(field);
+
+  // qDebug() << "preparedExec:" << QString("EXECUTE %1 (%2)").arg(queryId).arg(paramString);
+  return db.exec(QString("EXECUTE %1 (%2)").arg(queryId).arg(paramString));
+}
+
+void PostgreSqlStorage::deallocateQuery(const QString &handle, const QSqlDatabase &db) {
+  if(!_preparedQueries.contains(db.connectionName()) || !_preparedQueries[db.connectionName()].contains(handle)) {
+    return;
+  }
+  QMutexLocker locker(&_queryHashMutex);
+  QString queryId = _preparedQueries[db.connectionName()].take(handle);
+  db.exec(QString("DEALLOCATE %1").arg(queryId));
+}
+
+// ========================================
+//  PostgreSqlMigrationWriter
+// ========================================
+PostgreSqlMigrationWriter::PostgreSqlMigrationWriter()
+  : PostgreSqlStorage()
+{
+}
+
+bool PostgreSqlMigrationWriter::prepareQuery(MigrationObject mo) {
+  QString query;
+  switch(mo) {
+  case QuasselUser:
+    query = queryString("migrate_write_quasseluser");
+    break;
+  case Sender:
+    query = queryString("migrate_write_sender");
+    break;
+  case Identity:
+    _validIdentities.clear();
+    query = queryString("migrate_write_identity");
+    break;
+  case IdentityNick:
+    query = queryString("migrate_write_identity_nick");
+    break;
+  case Network:
+    query = queryString("migrate_write_network");
+    break;
+  case Buffer:
+    query = queryString("migrate_write_buffer");
+    break;
+  case Backlog:
+    query = queryString("migrate_write_backlog");
+    break;
+  case IrcServer:
+    query = queryString("migrate_write_ircserver");
+    break;
+  case UserSetting:
+    query = queryString("migrate_write_usersetting");
+    break;
+  }
+  newQuery(query, logDb());
+  return true;
+}
+
+//bool PostgreSqlMigrationWriter::writeUser(const QuasselUserMO &user) {
+bool PostgreSqlMigrationWriter::writeMo(const QuasselUserMO &user) {
+  bindValue(0, user.id.toInt());
+  bindValue(1, user.username);
+  bindValue(2, user.password);
+  return exec();
+}
+
+//bool PostgreSqlMigrationWriter::writeSender(const SenderMO &sender) {
+bool PostgreSqlMigrationWriter::writeMo(const SenderMO &sender) {
+  bindValue(0, sender.senderId);
+  bindValue(1, sender.sender);
+  return exec();
+}
+
+//bool PostgreSqlMigrationWriter::writeIdentity(const IdentityMO &identity) {
+bool PostgreSqlMigrationWriter::writeMo(const IdentityMO &identity) {
+  _validIdentities << identity.id.toInt();
+  bindValue(0, identity.id.toInt());
+  bindValue(1, identity.userid.toInt());
+  bindValue(2, identity.identityname);
+  bindValue(3, identity.realname);
+  bindValue(4, identity.awayNick);
+  bindValue(5, identity.awayNickEnabled);
+  bindValue(6, identity.awayReason);
+  bindValue(7, identity.awayReasonEnabled);
+  bindValue(8, identity.autoAwayEnabled);
+  bindValue(9, identity.autoAwayTime);
+  bindValue(10, identity.autoAwayReason);
+  bindValue(11, identity.autoAwayReasonEnabled);
+  bindValue(12, identity.detachAwayEnabled);
+  bindValue(13, identity.detachAwayReason);
+  bindValue(14, identity.detchAwayReasonEnabled);
+  bindValue(15, identity.ident);
+  bindValue(16, identity.kickReason);
+  bindValue(17, identity.partReason);
+  bindValue(18, identity.quitReason);
+  bindValue(19, identity.sslCert);
+  bindValue(20, identity.sslKey);
+  return exec();
+}
+
+//bool PostgreSqlMigrationWriter::writeIdentityNick(const IdentityNickMO &identityNick) {
+bool PostgreSqlMigrationWriter::writeMo(const IdentityNickMO &identityNick) {
+  bindValue(0, identityNick.nickid);
+  bindValue(1, identityNick.identityId.toInt());
+  bindValue(2, identityNick.nick);
+  return exec();
+}
+
+//bool PostgreSqlMigrationWriter::writeNetwork(const NetworkMO &network) {
+bool PostgreSqlMigrationWriter::writeMo(const NetworkMO &network) {
+  bindValue(0, network.networkid.toInt());
+  bindValue(1, network.userid.toInt());
+  bindValue(2, network.networkname);
+  if(_validIdentities.contains(network.identityid.toInt()))
+    bindValue(3, network.identityid.toInt());
+  else
+    bindValue(3, QVariant());
+  bindValue(4, network.encodingcodec);
+  bindValue(5, network.decodingcodec);
+  bindValue(6, network.servercodec);
+  bindValue(7, network.userandomserver);
+  bindValue(8, network.perform);
+  bindValue(9, network.useautoidentify);
+  bindValue(10, network.autoidentifyservice);
+  bindValue(11, network.autoidentifypassword);
+  bindValue(12, network.useautoreconnect);
+  bindValue(13, network.autoreconnectinterval);
+  bindValue(14, network.autoreconnectretries);
+  bindValue(15, network.unlimitedconnectretries);
+  bindValue(16, network.rejoinchannels);
+  bindValue(17, network.connected);
+  bindValue(18, network.usermode);
+  bindValue(19, network.awaymessage);
+  bindValue(20, network.attachperform);
+  bindValue(21, network.detachperform);
+  return exec();
+}
+
+//bool PostgreSqlMigrationWriter::writeBuffer(const BufferMO &buffer) {
+bool PostgreSqlMigrationWriter::writeMo(const BufferMO &buffer) {
+  bindValue(0, buffer.bufferid.toInt());
+  bindValue(1, buffer.userid.toInt());
+  bindValue(2, buffer.groupid);
+  bindValue(3, buffer.networkid.toInt());
+  bindValue(4, buffer.buffername);
+  bindValue(5, buffer.buffercname);
+  bindValue(6, (int)buffer.buffertype);
+  bindValue(7, buffer.lastseenmsgid);
+  bindValue(8, buffer.key);
+  bindValue(9, buffer.joined);
+  return exec();
+}
+
+//bool PostgreSqlMigrationWriter::writeBacklog(const BacklogMO &backlog) {
+bool PostgreSqlMigrationWriter::writeMo(const BacklogMO &backlog) {
+  bindValue(0, backlog.messageid.toInt());
+  bindValue(1, backlog.time);
+  bindValue(2, backlog.bufferid.toInt());
+  bindValue(3, backlog.type);
+  bindValue(4, (int)backlog.flags);
+  bindValue(5, backlog.senderid);
+  bindValue(6, backlog.message);
+  return exec();
+}
+
+//bool PostgreSqlMigrationWriter::writeIrcServer(const IrcServerMO &ircserver) {
+bool PostgreSqlMigrationWriter::writeMo(const IrcServerMO &ircserver) {
+  bindValue(0, ircserver.serverid);
+  bindValue(1, ircserver.userid.toInt());
+  bindValue(2, ircserver.networkid.toInt());
+  bindValue(3, ircserver.hostname);
+  bindValue(4, ircserver.port);
+  bindValue(5, ircserver.password);
+  bindValue(6, ircserver.ssl);
+  bindValue(7, ircserver.sslversion);
+  bindValue(8, ircserver.useproxy);
+  bindValue(9, ircserver.proxytype);
+  bindValue(10, ircserver.proxyhost);
+  bindValue(11, ircserver.proxyport);
+  bindValue(12, ircserver.proxyuser);
+  bindValue(13, ircserver.proxypass);
+  return exec();
+}
+
+//bool PostgreSqlMigrationWriter::writeUserSetting(const UserSettingMO &userSetting) {
+bool PostgreSqlMigrationWriter::writeMo(const UserSettingMO &userSetting) {
+  bindValue(0, userSetting.userid.toInt());
+  bindValue(1, userSetting.settingname);
+  bindValue(2, userSetting.settingvalue);
+  return exec();
+}
+
+bool PostgreSqlMigrationWriter::postProcess() {
+  QSqlDatabase db = logDb();
+  QList<Sequence> sequences;
+  sequences << Sequence("backlog", "messageid")
+	    << Sequence("buffer", "bufferid")
+	    << Sequence("identity", "identityid")
+	    << Sequence("identity_nick", "nickid")
+	    << Sequence("ircserver", "serverid")
+	    << Sequence("network", "networkid")
+	    << Sequence("quasseluser", "userid")
+	    << Sequence("sender", "senderid");
+  QList<Sequence>::const_iterator iter;
+  for(iter = sequences.constBegin(); iter != sequences.constEnd(); iter++) {
+    resetQuery();
+    newQuery(QString("SELECT setval('%1_%2_seq', max(%2)) FROM %1").arg(iter->table, iter->field), db);
+    if(!exec())
+      return false;
+  }
+  return true;
+}