src/core/postgresqlstorage.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-2015 by the Quassel Project                        *
   3  *   devel@quassel-irc.org                                                 *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
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   8  *   (at your option) version 3.                                           *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
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  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
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  19  ***************************************************************************/
  20
  21 #include "postgresqlstorage.h"
  22
  23 #include <QtSql>
  24
  25 #include "logger.h"
  26 #include "network.h"
  27 #include "quassel.h"
  28
  29 PostgreSqlStorage::PostgreSqlStorage(QObject *parent)
  30     : AbstractSqlStorage(parent),
  31     _port(-1)
  32 {
  33 }
  34
  35
  36 PostgreSqlStorage::~PostgreSqlStorage()
  37 {
  38 }
  39
  40
  41 AbstractSqlMigrationWriter *PostgreSqlStorage::createMigrationWriter()
  42 {
  43     PostgreSqlMigrationWriter *writer = new PostgreSqlMigrationWriter();
  44     QVariantMap properties;
  45     properties["Username"] = _userName;
  46     properties["Password"] = _password;
  47     properties["Hostname"] = _hostName;
  48     properties["Port"] = _port;
  49     properties["Database"] = _databaseName;
  50     writer->setConnectionProperties(properties);
  51     return writer;
  52 }
  53
  54
  55 bool PostgreSqlStorage::isAvailable() const
  56 {
  57     qDebug() << QSqlDatabase::drivers();
  58     if (!QSqlDatabase::isDriverAvailable("QPSQL")) return false;
  59     return true;
  60 }
  61
  62
  63 QString PostgreSqlStorage::displayName() const
  64 {
  65     return QString("PostgreSQL");
  66 }
  67
  68
  69 QString PostgreSqlStorage::description() const
  70 {
  71     // FIXME: proper description
  72     return tr("PostgreSQL Turbo Bomber HD!");
  73 }
  74
  75
  76 QStringList PostgreSqlStorage::setupKeys() const
  77 {
  78     QStringList keys;
  79     keys << "Username"
  80          << "Password"
  81          << "Hostname"
  82          << "Port"
  83          << "Database";
  84     return keys;
  85 }
  86
  87
  88 QVariantMap PostgreSqlStorage::setupDefaults() const
  89 {
  90     QVariantMap map;
  91     map["Username"] = QVariant(QString("quassel"));
  92     map["Hostname"] = QVariant(QString("localhost"));
  93     map["Port"] = QVariant(5432);
  94     map["Database"] = QVariant(QString("quassel"));
  95     return map;
  96 }
  97
  98
  99 bool PostgreSqlStorage::initDbSession(QSqlDatabase &db)
 100 {
 101     // check whether the Qt driver performs string escaping or not.
 102     // i.e. test if it doubles slashes.
 103     QSqlField testField;
 104     testField.setType(QVariant::String);
 105     testField.setValue("\\");
 106     QString formattedString = db.driver()->formatValue(testField);
 107     switch(formattedString.count('\\')) {
 108     case 2:
 109         // yes it does... and we cannot do anything to change the behavior of Qt.
 110         // If this is a legacy DB (Postgres < 8.2), then everything is already ok,
 111         // as this is the expected behavior.
 112         // If it is a newer version, switch to legacy mode.
 113
 114         quWarning() << "Switching Postgres to legacy mode. (set standard conforming strings to off)";
 115         // If the following calls fail, it is a legacy DB anyways, so it doesn't matter
 116         // and no need to check the outcome.
 117         db.exec("set standard_conforming_strings = off");
 118         db.exec("set escape_string_warning = off");
 119         break;
 120     case 1:
 121         // ok, so Qt does not escape...
 122         // That means we have to ensure that postgres uses standard conforming strings...
 123         {
 124             QSqlQuery query = db.exec("set standard_conforming_strings = on");
 125             if (query.lastError().isValid()) {
 126                 // We cannot enable standard conforming strings...
 127                 // since Quassel does no escaping by itself, this would yield a major vulnerability.
 128                 quError() << "Failed to enable standard_conforming_strings for the Postgres db!";
 129                 return false;
 130             }
 131         }
 132         break;
 133     default:
 134         // The slash got replaced with 0 or more than 2 slashes! o_O
 135         quError() << "Your version of Qt does something _VERY_ strange to slashes in QSqlQueries! You should consult your trusted doctor!";
 136         return false;
 137         break;
 138     }
 139     return true;
 140 }
 141
 142
 143 void PostgreSqlStorage::setConnectionProperties(const QVariantMap &properties)
 144 {
 145     _userName = properties["Username"].toString();
 146     _password = properties["Password"].toString();
 147     _hostName = properties["Hostname"].toString();
 148     _port = properties["Port"].toInt();
 149     _databaseName = properties["Database"].toString();
 150 }
 151
 152
 153 int PostgreSqlStorage::installedSchemaVersion()
 154 {
 155     QSqlQuery query(logDb());
 156     query.prepare("SELECT value FROM coreinfo WHERE key = 'schemaversion'");
 157     safeExec(query);
 158     watchQuery(query);
 159     if (query.first())
 160         return query.value(0).toInt();
 161
 162     // maybe it's really old... (schema version 0)
 163     query.prepare("SELECT MAX(version) FROM coreinfo");
 164     safeExec(query);
 165     watchQuery(query);
 166     if (query.first())
 167         return query.value(0).toInt();
 168
 169     return AbstractSqlStorage::installedSchemaVersion();
 170 }
 171
 172
 173 bool PostgreSqlStorage::updateSchemaVersion(int newVersion)
 174 {
 175     QSqlQuery query(logDb());
 176     query.prepare("UPDATE coreinfo SET value = :version WHERE key = 'schemaversion'");
 177     query.bindValue(":version", newVersion);
 178     safeExec(query);
 179
 180     bool success = true;
 181     if (!watchQuery(query)) {
 182         qCritical() << "PostgreSqlStorage::updateSchemaVersion(int): Updating schema version failed!";
 183         success = false;
 184     }
 185     return success;
 186 }
 187
 188
 189 bool PostgreSqlStorage::setupSchemaVersion(int version)
 190 {
 191     QSqlQuery query(logDb());
 192     query.prepare("INSERT INTO coreinfo (key, value) VALUES ('schemaversion', :version)");
 193     query.bindValue(":version", version);
 194     safeExec(query);
 195
 196     bool success = true;
 197     if (!watchQuery(query)) {
 198         qCritical() << "PostgreSqlStorage::setupSchemaVersion(int): Updating schema version failed!";
 199         success = false;
 200     }
 201     return success;
 202 }
 203
 204
 205 UserId PostgreSqlStorage::addUser(const QString &user, const QString &password)
 206 {
 207     QSqlQuery query(logDb());
 208     query.prepare(queryString("insert_quasseluser"));
 209     query.bindValue(":username", user);
 210     query.bindValue(":password", hashPassword(password));
 211     query.bindValue(":hashversion", Storage::HashVersion::Latest);
 212     safeExec(query);
 213     if (!watchQuery(query))
 214         return 0;
 215
 216     query.first();
 217     UserId uid = query.value(0).toInt();
 218     emit userAdded(uid, user);
 219     return uid;
 220 }
 221
 222
 223 bool PostgreSqlStorage::updateUser(UserId user, const QString &password)
 224 {
 225     QSqlQuery query(logDb());
 226     query.prepare(queryString("update_userpassword"));
 227     query.bindValue(":userid", user.toInt());
 228     query.bindValue(":password", hashPassword(password));
 229     query.bindValue(":hashversion", Storage::HashVersion::Latest);
 230     safeExec(query);
 231     watchQuery(query);
 232     return query.numRowsAffected() != 0;
 233 }
 234
 235
 236 void PostgreSqlStorage::renameUser(UserId user, const QString &newName)
 237 {
 238     QSqlQuery query(logDb());
 239     query.prepare(queryString("update_username"));
 240     query.bindValue(":userid", user.toInt());
 241     query.bindValue(":username", newName);
 242     safeExec(query);
 243     watchQuery(query);
 244     emit userRenamed(user, newName);
 245 }
 246
 247
 248 UserId PostgreSqlStorage::validateUser(const QString &user, const QString &password)
 249 {
 250     QSqlQuery query(logDb());
 251     query.prepare(queryString("select_authuser"));
 252     query.bindValue(":username", user);
 253     safeExec(query);
 254     watchQuery(query);
 255
 256     if (query.first() && checkHashedPassword(query.value(0).toInt(), password, query.value(1).toString(), static_cast<Storage::HashVersion>(query.value(2).toInt()))) {
 257         return query.value(0).toInt();
 258     }
 259     else {
 260         return 0;
 261     }
 262 }
 263
 264
 265 UserId PostgreSqlStorage::getUserId(const QString &user)
 266 {
 267     QSqlQuery query(logDb());
 268     query.prepare(queryString("select_userid"));
 269     query.bindValue(":username", user);
 270     safeExec(query);
 271     watchQuery(query);
 272
 273     if (query.first()) {
 274         return query.value(0).toInt();
 275     }
 276     else {
 277         return 0;
 278     }
 279 }
 280
 281
 282 UserId PostgreSqlStorage::internalUser()
 283 {
 284     QSqlQuery query(logDb());
 285     query.prepare(queryString("select_internaluser"));
 286     safeExec(query);
 287     watchQuery(query);
 288
 289     if (query.first()) {
 290         return query.value(0).toInt();
 291     }
 292     else {
 293         return 0;
 294     }
 295 }
 296
 297
 298 void PostgreSqlStorage::delUser(UserId user)
 299 {
 300     QSqlDatabase db = logDb();
 301     if (!beginTransaction(db)) {
 302         qWarning() << "PostgreSqlStorage::delUser(): cannot start transaction!";
 303         return;
 304     }
 305
 306     QSqlQuery query(db);
 307     query.prepare(queryString("delete_quasseluser"));
 308     query.bindValue(":userid", user.toInt());
 309     safeExec(query);
 310     if (!watchQuery(query)) {
 311         db.rollback();
 312         return;
 313     }
 314     else {
 315         db.commit();
 316         emit userRemoved(user);
 317     }
 318 }
 319
 320
 321 void PostgreSqlStorage::setUserSetting(UserId userId, const QString &settingName, const QVariant &data)
 322 {
 323     QByteArray rawData;
 324     QDataStream out(&rawData, QIODevice::WriteOnly);
 325     out.setVersion(QDataStream::Qt_4_2);
 326     out << data;
 327
 328     QSqlDatabase db = logDb();
 329     QSqlQuery selectQuery(db);
 330     selectQuery.prepare(queryString("select_user_setting"));
 331     selectQuery.bindValue(":userid", userId.toInt());
 332     selectQuery.bindValue(":settingname", settingName);
 333     safeExec(selectQuery);
 334     watchQuery(selectQuery);
 335
 336     QString setQueryString;
 337     if (!selectQuery.first()) {
 338         setQueryString = queryString("insert_user_setting");
 339     }
 340     else {
 341         setQueryString = queryString("update_user_setting");
 342     }
 343
 344     QSqlQuery setQuery(db);
 345     setQuery.prepare(setQueryString);
 346     setQuery.bindValue(":userid", userId.toInt());
 347     setQuery.bindValue(":settingname", settingName);
 348     setQuery.bindValue(":settingvalue", rawData);
 349     safeExec(setQuery);
 350     watchQuery(setQuery);
 351 }
 352
 353
 354 QVariant PostgreSqlStorage::getUserSetting(UserId userId, const QString &settingName, const QVariant &defaultData)
 355 {
 356     QSqlQuery query(logDb());
 357     query.prepare(queryString("select_user_setting"));
 358     query.bindValue(":userid", userId.toInt());
 359     query.bindValue(":settingname", settingName);
 360     safeExec(query);
 361     watchQuery(query);
 362
 363     if (query.first()) {
 364         QVariant data;
 365         QByteArray rawData = query.value(0).toByteArray();
 366         QDataStream in(&rawData, QIODevice::ReadOnly);
 367         in.setVersion(QDataStream::Qt_4_2);
 368         in >> data;
 369         return data;
 370     }
 371     else {
 372         return defaultData;
 373     }
 374 }
 375
 376
 377 IdentityId PostgreSqlStorage::createIdentity(UserId user, CoreIdentity &identity)
 378 {
 379     IdentityId identityId;
 380
 381     QSqlDatabase db = logDb();
 382     if (!beginTransaction(db)) {
 383         qWarning() << "PostgreSqlStorage::createIdentity(): Unable to start Transaction!";
 384         qWarning() << " -" << qPrintable(db.lastError().text());
 385         return identityId;
 386     }
 387
 388     QSqlQuery query(db);
 389     query.prepare(queryString("insert_identity"));
 390     query.bindValue(":userid", user.toInt());
 391     query.bindValue(":identityname", identity.identityName());
 392     query.bindValue(":realname", identity.realName());
 393     query.bindValue(":awaynick", identity.awayNick());
 394     query.bindValue(":awaynickenabled", identity.awayNickEnabled());
 395     query.bindValue(":awayreason", identity.awayReason());
 396     query.bindValue(":awayreasonenabled", identity.awayReasonEnabled());
 397     query.bindValue(":autoawayenabled", identity.awayReasonEnabled());
 398     query.bindValue(":autoawaytime", identity.autoAwayTime());
 399     query.bindValue(":autoawayreason", identity.autoAwayReason());
 400     query.bindValue(":autoawayreasonenabled", identity.autoAwayReasonEnabled());
 401     query.bindValue(":detachawayenabled", identity.detachAwayEnabled());
 402     query.bindValue(":detachawayreason", identity.detachAwayReason());
 403     query.bindValue(":detachawayreasonenabled", identity.detachAwayReasonEnabled());
 404     query.bindValue(":ident", identity.ident());
 405     query.bindValue(":kickreason", identity.kickReason());
 406     query.bindValue(":partreason", identity.partReason());
 407     query.bindValue(":quitreason", identity.quitReason());
 408 #ifdef HAVE_SSL
 409     query.bindValue(":sslcert", identity.sslCert().toPem());
 410     query.bindValue(":sslkey", identity.sslKey().toPem());
 411 #else
 412     query.bindValue(":sslcert", QByteArray());
 413     query.bindValue(":sslkey", QByteArray());
 414 #endif
 415     safeExec(query);
 416     if (!watchQuery(query)) {
 417         db.rollback();
 418         return IdentityId();
 419     }
 420
 421     query.first();
 422     identityId = query.value(0).toInt();
 423     identity.setId(identityId);
 424
 425     if (!identityId.isValid()) {
 426         db.rollback();
 427         return IdentityId();
 428     }
 429
 430     QSqlQuery insertNickQuery(db);
 431     insertNickQuery.prepare(queryString("insert_nick"));
 432     foreach(QString nick, identity.nicks()) {
 433         insertNickQuery.bindValue(":identityid", identityId.toInt());
 434         insertNickQuery.bindValue(":nick", nick);
 435         safeExec(insertNickQuery);
 436         if (!watchQuery(insertNickQuery)) {
 437             db.rollback();
 438             return IdentityId();
 439         }
 440     }
 441
 442     if (!db.commit()) {
 443         qWarning() << "PostgreSqlStorage::createIdentity(): committing data failed!";
 444         qWarning() << " -" << qPrintable(db.lastError().text());
 445         return IdentityId();
 446     }
 447     return identityId;
 448 }
 449
 450
 451 bool PostgreSqlStorage::updateIdentity(UserId user, const CoreIdentity &identity)
 452 {
 453     QSqlDatabase db = logDb();
 454     if (!beginTransaction(db)) {
 455         qWarning() << "PostgreSqlStorage::updateIdentity(): Unable to start Transaction!";
 456         qWarning() << " -" << qPrintable(db.lastError().text());
 457         return false;
 458     }
 459
 460     QSqlQuery checkQuery(db);
 461     checkQuery.prepare(queryString("select_checkidentity"));
 462     checkQuery.bindValue(":identityid", identity.id().toInt());
 463     checkQuery.bindValue(":userid", user.toInt());
 464     safeExec(checkQuery);
 465     watchQuery(checkQuery);
 466
 467     // there should be exactly one identity for the given id and user
 468     if (!checkQuery.first() || checkQuery.value(0).toInt() != 1) {
 469         db.rollback();
 470         return false;
 471     }
 472
 473     QSqlQuery query(db);
 474     query.prepare(queryString("update_identity"));
 475     query.bindValue(":identityname", identity.identityName());
 476     query.bindValue(":realname", identity.realName());
 477     query.bindValue(":awaynick", identity.awayNick());
 478     query.bindValue(":awaynickenabled", identity.awayNickEnabled());
 479     query.bindValue(":awayreason", identity.awayReason());
 480     query.bindValue(":awayreasonenabled", identity.awayReasonEnabled());
 481     query.bindValue(":autoawayenabled", identity.awayReasonEnabled());
 482     query.bindValue(":autoawaytime", identity.autoAwayTime());
 483     query.bindValue(":autoawayreason", identity.autoAwayReason());
 484     query.bindValue(":autoawayreasonenabled", identity.autoAwayReasonEnabled());
 485     query.bindValue(":detachawayenabled", identity.detachAwayEnabled());
 486     query.bindValue(":detachawayreason", identity.detachAwayReason());
 487     query.bindValue(":detachawayreasonenabled", identity.detachAwayReasonEnabled());
 488     query.bindValue(":ident", identity.ident());
 489     query.bindValue(":kickreason", identity.kickReason());
 490     query.bindValue(":partreason", identity.partReason());
 491     query.bindValue(":quitreason", identity.quitReason());
 492 #ifdef HAVE_SSL
 493     query.bindValue(":sslcert", identity.sslCert().toPem());
 494     query.bindValue(":sslkey", identity.sslKey().toPem());
 495 #else
 496     query.bindValue(":sslcert", QByteArray());
 497     query.bindValue(":sslkey", QByteArray());
 498 #endif
 499     query.bindValue(":identityid", identity.id().toInt());
 500
 501     safeExec(query);
 502     if (!watchQuery(query)) {
 503         db.rollback();
 504         return false;
 505     }
 506
 507     QSqlQuery deleteNickQuery(db);
 508     deleteNickQuery.prepare(queryString("delete_nicks"));
 509     deleteNickQuery.bindValue(":identityid", identity.id().toInt());
 510     safeExec(deleteNickQuery);
 511     if (!watchQuery(deleteNickQuery)) {
 512         db.rollback();
 513         return false;
 514     }
 515
 516     QSqlQuery insertNickQuery(db);
 517     insertNickQuery.prepare(queryString("insert_nick"));
 518     foreach(QString nick, identity.nicks()) {
 519         insertNickQuery.bindValue(":identityid", identity.id().toInt());
 520         insertNickQuery.bindValue(":nick", nick);
 521         safeExec(insertNickQuery);
 522         if (!watchQuery(insertNickQuery)) {
 523             db.rollback();
 524             return false;
 525         }
 526     }
 527
 528     if (!db.commit()) {
 529         qWarning() << "PostgreSqlStorage::updateIdentity(): committing data failed!";
 530         qWarning() << " -" << qPrintable(db.lastError().text());
 531         return false;
 532     }
 533     return true;
 534 }
 535
 536
 537 void PostgreSqlStorage::removeIdentity(UserId user, IdentityId identityId)
 538 {
 539     QSqlDatabase db = logDb();
 540     if (!beginTransaction(db)) {
 541         qWarning() << "PostgreSqlStorage::removeIdentity(): Unable to start Transaction!";
 542         qWarning() << " -" << qPrintable(db.lastError().text());
 543         return;
 544     }
 545
 546     QSqlQuery query(db);
 547     query.prepare(queryString("delete_identity"));
 548     query.bindValue(":identityid", identityId.toInt());
 549     query.bindValue(":userid", user.toInt());
 550     safeExec(query);
 551     if (!watchQuery(query)) {
 552         db.rollback();
 553     }
 554     else {
 555         db.commit();
 556     }
 557 }
 558
 559
 560 QList<CoreIdentity> PostgreSqlStorage::identities(UserId user)
 561 {
 562     QList<CoreIdentity> identities;
 563
 564     QSqlDatabase db = logDb();
 565     if (!beginReadOnlyTransaction(db)) {
 566         qWarning() << "PostgreSqlStorage::identites(): cannot start read only transaction!";
 567         qWarning() << " -" << qPrintable(db.lastError().text());
 568         return identities;
 569     }
 570
 571     QSqlQuery query(db);
 572     query.prepare(queryString("select_identities"));
 573     query.bindValue(":userid", user.toInt());
 574
 575     QSqlQuery nickQuery(db);
 576     nickQuery.prepare(queryString("select_nicks"));
 577
 578     safeExec(query);
 579     watchQuery(query);
 580
 581     while (query.next()) {
 582         CoreIdentity identity(IdentityId(query.value(0).toInt()));
 583
 584         identity.setIdentityName(query.value(1).toString());
 585         identity.setRealName(query.value(2).toString());
 586         identity.setAwayNick(query.value(3).toString());
 587         identity.setAwayNickEnabled(!!query.value(4).toInt());
 588         identity.setAwayReason(query.value(5).toString());
 589         identity.setAwayReasonEnabled(!!query.value(6).toInt());
 590         identity.setAutoAwayEnabled(!!query.value(7).toInt());
 591         identity.setAutoAwayTime(query.value(8).toInt());
 592         identity.setAutoAwayReason(query.value(9).toString());
 593         identity.setAutoAwayReasonEnabled(!!query.value(10).toInt());
 594         identity.setDetachAwayEnabled(!!query.value(11).toInt());
 595         identity.setDetachAwayReason(query.value(12).toString());
 596         identity.setDetachAwayReasonEnabled(!!query.value(13).toInt());
 597         identity.setIdent(query.value(14).toString());
 598         identity.setKickReason(query.value(15).toString());
 599         identity.setPartReason(query.value(16).toString());
 600         identity.setQuitReason(query.value(17).toString());
 601 #ifdef HAVE_SSL
 602         identity.setSslCert(query.value(18).toByteArray());
 603         identity.setSslKey(query.value(19).toByteArray());
 604 #endif
 605
 606         nickQuery.bindValue(":identityid", identity.id().toInt());
 607         QList<QString> nicks;
 608         safeExec(nickQuery);
 609         watchQuery(nickQuery);
 610         while (nickQuery.next()) {
 611             nicks << nickQuery.value(0).toString();
 612         }
 613         identity.setNicks(nicks);
 614         identities << identity;
 615     }
 616     db.commit();
 617     return identities;
 618 }
 619
 620
 621 NetworkId PostgreSqlStorage::createNetwork(UserId user, const NetworkInfo &info)
 622 {
 623     NetworkId networkId;
 624
 625     QSqlDatabase db = logDb();
 626     if (!beginTransaction(db)) {
 627         qWarning() << "PostgreSqlStorage::createNetwork(): failed to begin transaction!";
 628         qWarning() << " -" << qPrintable(db.lastError().text());
 629         return false;
 630     }
 631
 632     QSqlQuery query(db);
 633     query.prepare(queryString("insert_network"));
 634     query.bindValue(":userid", user.toInt());
 635     bindNetworkInfo(query, info);
 636     safeExec(query);
 637     if (!watchQuery(query)) {
 638         db.rollback();
 639         return NetworkId();
 640     }
 641
 642     query.first();
 643     networkId = query.value(0).toInt();
 644
 645     if (!networkId.isValid()) {
 646         db.rollback();
 647         return NetworkId();
 648     }
 649
 650     QSqlQuery insertServersQuery(db);
 651     insertServersQuery.prepare(queryString("insert_server"));
 652     foreach(Network::Server server, info.serverList) {
 653         insertServersQuery.bindValue(":userid", user.toInt());
 654         insertServersQuery.bindValue(":networkid", networkId.toInt());
 655         bindServerInfo(insertServersQuery, server);
 656         safeExec(insertServersQuery);
 657         if (!watchQuery(insertServersQuery)) {
 658             db.rollback();
 659             return NetworkId();
 660         }
 661     }
 662
 663     if (!db.commit()) {
 664         qWarning() << "PostgreSqlStorage::createNetwork(): committing data failed!";
 665         qWarning() << " -" << qPrintable(db.lastError().text());
 666         return NetworkId();
 667     }
 668     return networkId;
 669 }
 670
 671
 672 void PostgreSqlStorage::bindNetworkInfo(QSqlQuery &query, const NetworkInfo &info)
 673 {
 674     query.bindValue(":networkname", info.networkName);
 675     query.bindValue(":identityid", info.identity.isValid() ? info.identity.toInt() : QVariant());
 676     query.bindValue(":encodingcodec", QString(info.codecForEncoding));
 677     query.bindValue(":decodingcodec", QString(info.codecForDecoding));
 678     query.bindValue(":servercodec", QString(info.codecForServer));
 679     query.bindValue(":userandomserver", info.useRandomServer);
 680     query.bindValue(":perform", info.perform.join("\n"));
 681     query.bindValue(":useautoidentify", info.useAutoIdentify);
 682     query.bindValue(":autoidentifyservice", info.autoIdentifyService);
 683     query.bindValue(":autoidentifypassword", info.autoIdentifyPassword);
 684     query.bindValue(":usesasl", info.useSasl);
 685     query.bindValue(":saslaccount", info.saslAccount);
 686     query.bindValue(":saslpassword", info.saslPassword);
 687     query.bindValue(":useautoreconnect", info.useAutoReconnect);
 688     query.bindValue(":autoreconnectinterval", info.autoReconnectInterval);
 689     query.bindValue(":autoreconnectretries", info.autoReconnectRetries);
 690     query.bindValue(":unlimitedconnectretries", info.unlimitedReconnectRetries);
 691     query.bindValue(":rejoinchannels", info.rejoinChannels);
 692     if (info.networkId.isValid())
 693         query.bindValue(":networkid", info.networkId.toInt());
 694 }
 695
 696
 697 void PostgreSqlStorage::bindServerInfo(QSqlQuery &query, const Network::Server &server)
 698 {
 699     query.bindValue(":hostname", server.host);
 700     query.bindValue(":port", server.port);
 701     query.bindValue(":password", server.password);
 702     query.bindValue(":ssl", server.useSsl);
 703     query.bindValue(":sslversion", server.sslVersion);
 704     query.bindValue(":useproxy", server.useProxy);
 705     query.bindValue(":proxytype", server.proxyType);
 706     query.bindValue(":proxyhost", server.proxyHost);
 707     query.bindValue(":proxyport", server.proxyPort);
 708     query.bindValue(":proxyuser", server.proxyUser);
 709     query.bindValue(":proxypass", server.proxyPass);
 710 }
 711
 712
 713 bool PostgreSqlStorage::updateNetwork(UserId user, const NetworkInfo &info)
 714 {
 715     QSqlDatabase db = logDb();
 716     if (!beginTransaction(db)) {
 717         qWarning() << "PostgreSqlStorage::updateNetwork(): failed to begin transaction!";
 718         qWarning() << " -" << qPrintable(db.lastError().text());
 719         return false;
 720     }
 721
 722     QSqlQuery updateQuery(db);
 723     updateQuery.prepare(queryString("update_network"));
 724     updateQuery.bindValue(":userid", user.toInt());
 725     bindNetworkInfo(updateQuery, info);
 726     safeExec(updateQuery);
 727     if (!watchQuery(updateQuery)) {
 728         db.rollback();
 729         return false;
 730     }
 731     if (updateQuery.numRowsAffected() != 1) {
 732         // seems this is not our network...
 733         db.rollback();
 734         return false;
 735     }
 736
 737     QSqlQuery dropServersQuery(db);
 738     dropServersQuery.prepare("DELETE FROM ircserver WHERE networkid = :networkid");
 739     dropServersQuery.bindValue(":networkid", info.networkId.toInt());
 740     safeExec(dropServersQuery);
 741     if (!watchQuery(dropServersQuery)) {
 742         db.rollback();
 743         return false;
 744     }
 745
 746     QSqlQuery insertServersQuery(db);
 747     insertServersQuery.prepare(queryString("insert_server"));
 748     foreach(Network::Server server, info.serverList) {
 749         insertServersQuery.bindValue(":userid", user.toInt());
 750         insertServersQuery.bindValue(":networkid", info.networkId.toInt());
 751         bindServerInfo(insertServersQuery, server);
 752         safeExec(insertServersQuery);
 753         if (!watchQuery(insertServersQuery)) {
 754             db.rollback();
 755             return false;
 756         }
 757     }
 758
 759     if (!db.commit()) {
 760         qWarning() << "PostgreSqlStorage::updateNetwork(): committing data failed!";
 761         qWarning() << " -" << qPrintable(db.lastError().text());
 762         return false;
 763     }
 764     return true;
 765 }
 766
 767
 768 bool PostgreSqlStorage::removeNetwork(UserId user, const NetworkId &networkId)
 769 {
 770     QSqlDatabase db = logDb();
 771     if (!beginTransaction(db)) {
 772         qWarning() << "PostgreSqlStorage::removeNetwork(): cannot start transaction!";
 773         qWarning() << " -" << qPrintable(db.lastError().text());
 774         return false;
 775     }
 776
 777     QSqlQuery query(db);
 778     query.prepare(queryString("delete_network"));
 779     query.bindValue(":userid", user.toInt());
 780     query.bindValue(":networkid", networkId.toInt());
 781     safeExec(query);
 782     if (!watchQuery(query)) {
 783         db.rollback();
 784         return false;
 785     }
 786
 787     db.commit();
 788     return true;
 789 }
 790
 791
 792 QList<NetworkInfo> PostgreSqlStorage::networks(UserId user)
 793 {
 794     QList<NetworkInfo> nets;
 795
 796     QSqlDatabase db = logDb();
 797     if (!beginReadOnlyTransaction(db)) {
 798         qWarning() << "PostgreSqlStorage::networks(): cannot start read only transaction!";
 799         qWarning() << " -" << qPrintable(db.lastError().text());
 800         return nets;
 801     }
 802
 803     QSqlQuery networksQuery(db);
 804     networksQuery.prepare(queryString("select_networks_for_user"));
 805     networksQuery.bindValue(":userid", user.toInt());
 806
 807     QSqlQuery serversQuery(db);
 808     serversQuery.prepare(queryString("select_servers_for_network"));
 809
 810     safeExec(networksQuery);
 811     if (!watchQuery(networksQuery)) {
 812         db.rollback();
 813         return nets;
 814     }
 815
 816     while (networksQuery.next()) {
 817         NetworkInfo net;
 818         net.networkId = networksQuery.value(0).toInt();
 819         net.networkName = networksQuery.value(1).toString();
 820         net.identity = networksQuery.value(2).toInt();
 821         net.codecForServer = networksQuery.value(3).toString().toLatin1();
 822         net.codecForEncoding = networksQuery.value(4).toString().toLatin1();
 823         net.codecForDecoding = networksQuery.value(5).toString().toLatin1();
 824         net.useRandomServer = networksQuery.value(6).toBool();
 825         net.perform = networksQuery.value(7).toString().split("\n");
 826         net.useAutoIdentify = networksQuery.value(8).toBool();
 827         net.autoIdentifyService = networksQuery.value(9).toString();
 828         net.autoIdentifyPassword = networksQuery.value(10).toString();
 829         net.useAutoReconnect = networksQuery.value(11).toBool();
 830         net.autoReconnectInterval = networksQuery.value(12).toUInt();
 831         net.autoReconnectRetries = networksQuery.value(13).toInt();
 832         net.unlimitedReconnectRetries = networksQuery.value(14).toBool();
 833         net.rejoinChannels = networksQuery.value(15).toBool();
 834         net.useSasl = networksQuery.value(16).toBool();
 835         net.saslAccount = networksQuery.value(17).toString();
 836         net.saslPassword = networksQuery.value(18).toString();
 837
 838         serversQuery.bindValue(":networkid", net.networkId.toInt());
 839         safeExec(serversQuery);
 840         if (!watchQuery(serversQuery)) {
 841             db.rollback();
 842             return nets;
 843         }
 844
 845         Network::ServerList servers;
 846         while (serversQuery.next()) {
 847             Network::Server server;
 848             server.host = serversQuery.value(0).toString();
 849             server.port = serversQuery.value(1).toUInt();
 850             server.password = serversQuery.value(2).toString();
 851             server.useSsl = serversQuery.value(3).toBool();
 852             server.sslVersion = serversQuery.value(4).toInt();
 853             server.useProxy = serversQuery.value(5).toBool();
 854             server.proxyType = serversQuery.value(6).toInt();
 855             server.proxyHost = serversQuery.value(7).toString();
 856             server.proxyPort = serversQuery.value(8).toUInt();
 857             server.proxyUser = serversQuery.value(9).toString();
 858             server.proxyPass = serversQuery.value(10).toString();
 859             servers << server;
 860         }
 861         net.serverList = servers;
 862         nets << net;
 863     }
 864     db.commit();
 865     return nets;
 866 }
 867
 868
 869 QList<NetworkId> PostgreSqlStorage::connectedNetworks(UserId user)
 870 {
 871     QList<NetworkId> connectedNets;
 872
 873     QSqlDatabase db = logDb();
 874     if (!beginReadOnlyTransaction(db)) {
 875         qWarning() << "PostgreSqlStorage::connectedNetworks(): cannot start read only transaction!";
 876         qWarning() << " -" << qPrintable(db.lastError().text());
 877         return connectedNets;
 878     }
 879
 880     QSqlQuery query(db);
 881     query.prepare(queryString("select_connected_networks"));
 882     query.bindValue(":userid", user.toInt());
 883     safeExec(query);
 884     watchQuery(query);
 885
 886     while (query.next()) {
 887         connectedNets << query.value(0).toInt();
 888     }
 889
 890     db.commit();
 891     return connectedNets;
 892 }
 893
 894
 895 void PostgreSqlStorage::setNetworkConnected(UserId user, const NetworkId &networkId, bool isConnected)
 896 {
 897     QSqlQuery query(logDb());
 898     query.prepare(queryString("update_network_connected"));
 899     query.bindValue(":userid", user.toInt());
 900     query.bindValue(":networkid", networkId.toInt());
 901     query.bindValue(":connected", isConnected);
 902     safeExec(query);
 903     watchQuery(query);
 904 }
 905
 906
 907 QHash<QString, QString> PostgreSqlStorage::persistentChannels(UserId user, const NetworkId &networkId)
 908 {
 909     QHash<QString, QString> persistentChans;
 910
 911     QSqlDatabase db = logDb();
 912     if (!beginReadOnlyTransaction(db)) {
 913         qWarning() << "PostgreSqlStorage::persistentChannels(): cannot start read only transaction!";
 914         qWarning() << " -" << qPrintable(db.lastError().text());
 915         return persistentChans;
 916     }
 917
 918     QSqlQuery query(db);
 919     query.prepare(queryString("select_persistent_channels"));
 920     query.bindValue(":userid", user.toInt());
 921     query.bindValue(":networkid", networkId.toInt());
 922     safeExec(query);
 923     watchQuery(query);
 924
 925     while (query.next()) {
 926         persistentChans[query.value(0).toString()] = query.value(1).toString();
 927     }
 928
 929     db.commit();
 930     return persistentChans;
 931 }
 932
 933
 934 void PostgreSqlStorage::setChannelPersistent(UserId user, const NetworkId &networkId, const QString &channel, bool isJoined)
 935 {
 936     QSqlQuery query(logDb());
 937     query.prepare(queryString("update_buffer_persistent_channel"));
 938     query.bindValue(":userid", user.toInt());
 939     query.bindValue(":networkId", networkId.toInt());
 940     query.bindValue(":buffercname", channel.toLower());
 941     query.bindValue(":joined", isJoined);
 942     safeExec(query);
 943     watchQuery(query);
 944 }
 945
 946
 947 void PostgreSqlStorage::setPersistentChannelKey(UserId user, const NetworkId &networkId, const QString &channel, const QString &key)
 948 {
 949     QSqlQuery query(logDb());
 950     query.prepare(queryString("update_buffer_set_channel_key"));
 951     query.bindValue(":userid", user.toInt());
 952     query.bindValue(":networkId", networkId.toInt());
 953     query.bindValue(":buffercname", channel.toLower());
 954     query.bindValue(":key", key);
 955     safeExec(query);
 956     watchQuery(query);
 957 }
 958
 959
 960 QString PostgreSqlStorage::awayMessage(UserId user, NetworkId networkId)
 961 {
 962     QSqlQuery query(logDb());
 963     query.prepare(queryString("select_network_awaymsg"));
 964     query.bindValue(":userid", user.toInt());
 965     query.bindValue(":networkid", networkId.toInt());
 966     safeExec(query);
 967     watchQuery(query);
 968     QString awayMsg;
 969     if (query.first())
 970         awayMsg = query.value(0).toString();
 971     return awayMsg;
 972 }
 973
 974
 975 void PostgreSqlStorage::setAwayMessage(UserId user, NetworkId networkId, const QString &awayMsg)
 976 {
 977     QSqlQuery query(logDb());
 978     query.prepare(queryString("update_network_set_awaymsg"));
 979     query.bindValue(":userid", user.toInt());
 980     query.bindValue(":networkid", networkId.toInt());
 981     query.bindValue(":awaymsg", awayMsg);
 982     safeExec(query);
 983     watchQuery(query);
 984 }
 985
 986
 987 QString PostgreSqlStorage::userModes(UserId user, NetworkId networkId)
 988 {
 989     QSqlQuery query(logDb());
 990     query.prepare(queryString("select_network_usermode"));
 991     query.bindValue(":userid", user.toInt());
 992     query.bindValue(":networkid", networkId.toInt());
 993     safeExec(query);
 994     watchQuery(query);
 995     QString modes;
 996     if (query.first())
 997         modes = query.value(0).toString();
 998     return modes;
 999 }
1000
1001
1002 void PostgreSqlStorage::setUserModes(UserId user, NetworkId networkId, const QString &userModes)
1003 {
1004     QSqlQuery query(logDb());
1005     query.prepare(queryString("update_network_set_usermode"));
1006     query.bindValue(":userid", user.toInt());
1007     query.bindValue(":networkid", networkId.toInt());
1008     query.bindValue(":usermode", userModes);
1009     safeExec(query);
1010     watchQuery(query);
1011 }
1012
1013
1014 BufferInfo PostgreSqlStorage::bufferInfo(UserId user, const NetworkId &networkId, BufferInfo::Type type, const QString &buffer, bool create)
1015 {
1016     QSqlDatabase db = logDb();
1017     if (!beginTransaction(db)) {
1018         qWarning() << "PostgreSqlStorage::bufferInfo(): cannot start read only transaction!";
1019         qWarning() << " -" << qPrintable(db.lastError().text());
1020         return BufferInfo();
1021     }
1022
1023     QSqlQuery query(db);
1024     query.prepare(queryString("select_bufferByName"));
1025     query.bindValue(":networkid", networkId.toInt());
1026     query.bindValue(":userid", user.toInt());
1027     query.bindValue(":buffercname", buffer.toLower());
1028     safeExec(query);
1029     watchQuery(query);
1030
1031     if (query.first()) {
1032         BufferInfo bufferInfo = BufferInfo(query.value(0).toInt(), networkId, (BufferInfo::Type)query.value(1).toInt(), 0, buffer);
1033         if (query.next()) {
1034             qCritical() << "PostgreSqlStorage::bufferInfo(): received more then one Buffer!";
1035             qCritical() << "         Query:" << query.lastQuery();
1036             qCritical() << "  bound Values:";
1037             QList<QVariant> list = query.boundValues().values();
1038             for (int i = 0; i < list.size(); ++i)
1039                 qCritical() << i << ":" << list.at(i).toString().toLatin1().data();
1040             Q_ASSERT(false);
1041         }
1042         db.commit();
1043         return bufferInfo;
1044     }
1045
1046     if (!create) {
1047         db.rollback();
1048         return BufferInfo();
1049     }
1050
1051     QSqlQuery createQuery(db);
1052     createQuery.prepare(queryString("insert_buffer"));
1053     createQuery.bindValue(":userid", user.toInt());
1054     createQuery.bindValue(":networkid", networkId.toInt());
1055     createQuery.bindValue(":buffertype", (int)type);
1056     createQuery.bindValue(":buffername", buffer);
1057     createQuery.bindValue(":buffercname", buffer.toLower());
1058     createQuery.bindValue(":joined", type & BufferInfo::ChannelBuffer ? true : false);
1059
1060     safeExec(createQuery);
1061
1062     if (!watchQuery(createQuery)) {
1063         qWarning() << "PostgreSqlStorage::bufferInfo(): unable to create buffer";
1064         db.rollback();
1065         return BufferInfo();
1066     }
1067
1068     createQuery.first();
1069
1070     BufferInfo bufferInfo = BufferInfo(createQuery.value(0).toInt(), networkId, type, 0, buffer);
1071     db.commit();
1072     return bufferInfo;
1073 }
1074
1075
1076 BufferInfo PostgreSqlStorage::getBufferInfo(UserId user, const BufferId &bufferId)
1077 {
1078     QSqlQuery query(logDb());
1079     query.prepare(queryString("select_buffer_by_id"));
1080     query.bindValue(":userid", user.toInt());
1081     query.bindValue(":bufferid", bufferId.toInt());
1082     safeExec(query);
1083     if (!watchQuery(query))
1084         return BufferInfo();
1085
1086     if (!query.first())
1087         return BufferInfo();
1088
1089     BufferInfo bufferInfo(query.value(0).toInt(), query.value(1).toInt(), (BufferInfo::Type)query.value(2).toInt(), 0, query.value(4).toString());
1090     Q_ASSERT(!query.next());
1091
1092     return bufferInfo;
1093 }
1094
1095
1096 QList<BufferInfo> PostgreSqlStorage::requestBuffers(UserId user)
1097 {
1098     QList<BufferInfo> bufferlist;
1099
1100     QSqlDatabase db = logDb();
1101     if (!beginReadOnlyTransaction(db)) {
1102         qWarning() << "PostgreSqlStorage::requestBuffers(): cannot start read only transaction!";
1103         qWarning() << " -" << qPrintable(db.lastError().text());
1104         return bufferlist;
1105     }
1106
1107     QSqlQuery query(db);
1108     query.prepare(queryString("select_buffers"));
1109     query.bindValue(":userid", user.toInt());
1110
1111     safeExec(query);
1112     watchQuery(query);
1113     while (query.next()) {
1114         bufferlist << BufferInfo(query.value(0).toInt(), query.value(1).toInt(), (BufferInfo::Type)query.value(2).toInt(), query.value(3).toInt(), query.value(4).toString());
1115     }
1116     db.commit();
1117     return bufferlist;
1118 }
1119
1120
1121 QList<BufferId> PostgreSqlStorage::requestBufferIdsForNetwork(UserId user, NetworkId networkId)
1122 {
1123     QList<BufferId> bufferList;
1124
1125     QSqlDatabase db = logDb();
1126     if (!beginReadOnlyTransaction(db)) {
1127         qWarning() << "PostgreSqlStorage::requestBufferIdsForNetwork(): cannot start read only transaction!";
1128         qWarning() << " -" << qPrintable(db.lastError().text());
1129         return bufferList;
1130     }
1131
1132     QSqlQuery query(db);
1133     query.prepare(queryString("select_buffers_for_network"));
1134     query.bindValue(":networkid", networkId.toInt());
1135     query.bindValue(":userid", user.toInt());
1136
1137     safeExec(query);
1138     watchQuery(query);
1139     while (query.next()) {
1140         bufferList << BufferId(query.value(0).toInt());
1141     }
1142     db.commit();
1143     return bufferList;
1144 }
1145
1146
1147 bool PostgreSqlStorage::removeBuffer(const UserId &user, const BufferId &bufferId)
1148 {
1149     QSqlDatabase db = logDb();
1150     if (!beginTransaction(db)) {
1151         qWarning() << "PostgreSqlStorage::removeBuffer(): cannot start transaction!";
1152         return false;
1153     }
1154
1155     QSqlQuery query(db);
1156     query.prepare(queryString("delete_buffer_for_bufferid"));
1157     query.bindValue(":userid", user.toInt());
1158     query.bindValue(":bufferid", bufferId.toInt());
1159     safeExec(query);
1160     if (!watchQuery(query)) {
1161         db.rollback();
1162         return false;
1163     }
1164
1165     int numRows = query.numRowsAffected();
1166     switch (numRows) {
1167     case 0:
1168         db.commit();
1169         return false;
1170     case 1:
1171         db.commit();
1172         return true;
1173     default:
1174         // there was more then one buffer deleted...
1175         qWarning() << "PostgreSqlStorage::removeBuffer(): Userid" << user << "BufferId" << "caused deletion of" << numRows << "Buffers! Rolling back transaction...";
1176         db.rollback();
1177         return false;
1178     }
1179 }
1180
1181
1182 bool PostgreSqlStorage::renameBuffer(const UserId &user, const BufferId &bufferId, const QString &newName)
1183 {
1184     QSqlDatabase db = logDb();
1185     if (!beginTransaction(db)) {
1186         qWarning() << "PostgreSqlStorage::renameBuffer(): cannot start transaction!";
1187         return false;
1188     }
1189
1190     QSqlQuery query(db);
1191     query.prepare(queryString("update_buffer_name"));
1192     query.bindValue(":buffername", newName);
1193     query.bindValue(":buffercname", newName.toLower());
1194     query.bindValue(":userid", user.toInt());
1195     query.bindValue(":bufferid", bufferId.toInt());
1196     safeExec(query);
1197     if (!watchQuery(query)) {
1198         db.rollback();
1199         return false;
1200     }
1201
1202     int numRows = query.numRowsAffected();
1203     switch (numRows) {
1204     case 0:
1205         db.commit();
1206         return false;
1207     case 1:
1208         db.commit();
1209         return true;
1210     default:
1211         // there was more then one buffer deleted...
1212         qWarning() << "PostgreSqlStorage::renameBuffer(): Userid" << user << "BufferId" << "affected" << numRows << "Buffers! Rolling back transaction...";
1213         db.rollback();
1214         return false;
1215     }
1216 }
1217
1218
1219 bool PostgreSqlStorage::mergeBuffersPermanently(const UserId &user, const BufferId &bufferId1, const BufferId &bufferId2)
1220 {
1221     QSqlDatabase db = logDb();
1222     if (!beginTransaction(db)) {
1223         qWarning() << "PostgreSqlStorage::mergeBuffersPermanently(): cannot start transaction!";
1224         qWarning() << " -" << qPrintable(db.lastError().text());
1225         return false;
1226     }
1227
1228     QSqlQuery checkQuery(db);
1229     checkQuery.prepare("SELECT count(*) FROM buffer "
1230                        "WHERE userid = :userid AND bufferid IN (:buffer1, :buffer2)");
1231     checkQuery.bindValue(":userid", user.toInt());
1232     checkQuery.bindValue(":buffer1", bufferId1.toInt());
1233     checkQuery.bindValue(":buffer2", bufferId2.toInt());
1234     safeExec(checkQuery);
1235     if (!watchQuery(checkQuery)) {
1236         db.rollback();
1237         return false;
1238     }
1239     checkQuery.first();
1240     if (checkQuery.value(0).toInt() != 2) {
1241         db.rollback();
1242         return false;
1243     }
1244
1245     QSqlQuery query(db);
1246     query.prepare(queryString("update_backlog_bufferid"));
1247     query.bindValue(":oldbufferid", bufferId2.toInt());
1248     query.bindValue(":newbufferid", bufferId1.toInt());
1249     safeExec(query);
1250     if (!watchQuery(query)) {
1251         db.rollback();
1252         return false;
1253     }
1254
1255     QSqlQuery delBufferQuery(logDb());
1256     delBufferQuery.prepare(queryString("delete_buffer_for_bufferid"));
1257     delBufferQuery.bindValue(":userid", user.toInt());
1258     delBufferQuery.bindValue(":bufferid", bufferId2.toInt());
1259     safeExec(delBufferQuery);
1260     if (!watchQuery(delBufferQuery)) {
1261         db.rollback();
1262         return false;
1263     }
1264
1265     db.commit();
1266     return true;
1267 }
1268
1269
1270 void PostgreSqlStorage::setBufferLastSeenMsg(UserId user, const BufferId &bufferId, const MsgId &msgId)
1271 {
1272     QSqlQuery query(logDb());
1273     query.prepare(queryString("update_buffer_lastseen"));
1274
1275     query.bindValue(":userid", user.toInt());
1276     query.bindValue(":bufferid", bufferId.toInt());
1277     query.bindValue(":lastseenmsgid", msgId.toInt());
1278     safeExec(query);
1279     watchQuery(query);
1280 }
1281
1282
1283 QHash<BufferId, MsgId> PostgreSqlStorage::bufferLastSeenMsgIds(UserId user)
1284 {
1285     QHash<BufferId, MsgId> lastSeenHash;
1286
1287     QSqlDatabase db = logDb();
1288     if (!beginReadOnlyTransaction(db)) {
1289         qWarning() << "PostgreSqlStorage::bufferLastSeenMsgIds(): cannot start read only transaction!";
1290         qWarning() << " -" << qPrintable(db.lastError().text());
1291         return lastSeenHash;
1292     }
1293
1294     QSqlQuery query(db);
1295     query.prepare(queryString("select_buffer_lastseen_messages"));
1296     query.bindValue(":userid", user.toInt());
1297     safeExec(query);
1298     if (!watchQuery(query)) {
1299         db.rollback();
1300         return lastSeenHash;
1301     }
1302
1303     while (query.next()) {
1304         lastSeenHash[query.value(0).toInt()] = query.value(1).toInt();
1305     }
1306
1307     db.commit();
1308     return lastSeenHash;
1309 }
1310
1311
1312 void PostgreSqlStorage::setBufferMarkerLineMsg(UserId user, const BufferId &bufferId, const MsgId &msgId)
1313 {
1314     QSqlQuery query(logDb());
1315     query.prepare(queryString("update_buffer_markerlinemsgid"));
1316
1317     query.bindValue(":userid", user.toInt());
1318     query.bindValue(":bufferid", bufferId.toInt());
1319     query.bindValue(":markerlinemsgid", msgId.toInt());
1320     safeExec(query);
1321     watchQuery(query);
1322 }
1323
1324
1325 QHash<BufferId, MsgId> PostgreSqlStorage::bufferMarkerLineMsgIds(UserId user)
1326 {
1327     QHash<BufferId, MsgId> markerLineHash;
1328
1329     QSqlDatabase db = logDb();
1330     if (!beginReadOnlyTransaction(db)) {
1331         qWarning() << "PostgreSqlStorage::bufferMarkerLineMsgIds(): cannot start read only transaction!";
1332         qWarning() << " -" << qPrintable(db.lastError().text());
1333         return markerLineHash;
1334     }
1335
1336     QSqlQuery query(db);
1337     query.prepare(queryString("select_buffer_markerlinemsgids"));
1338     query.bindValue(":userid", user.toInt());
1339     safeExec(query);
1340     if (!watchQuery(query)) {
1341         db.rollback();
1342         return markerLineHash;
1343     }
1344
1345     while (query.next()) {
1346         markerLineHash[query.value(0).toInt()] = query.value(1).toInt();
1347     }
1348
1349     db.commit();
1350     return markerLineHash;
1351 }
1352
1353
1354 bool PostgreSqlStorage::logMessage(Message &msg)
1355 {
1356     QSqlDatabase db = logDb();
1357     if (!beginTransaction(db)) {
1358         qWarning() << "PostgreSqlStorage::logMessage(): cannot start transaction!";
1359         qWarning() << " -" << qPrintable(db.lastError().text());
1360         return false;
1361     }
1362
1363     QSqlQuery getSenderIdQuery = executePreparedQuery("select_senderid", msg.sender(), db);
1364     int senderId;
1365     if (getSenderIdQuery.first()) {
1366         senderId = getSenderIdQuery.value(0).toInt();
1367     }
1368     else {
1369         // it's possible that the sender was already added by another thread
1370         // since the insert might fail we're setting a savepoint
1371         savePoint("sender_sp1", db);
1372         QSqlQuery addSenderQuery = executePreparedQuery("insert_sender", msg.sender(), db);
1373
1374         if (addSenderQuery.lastError().isValid()) {
1375             rollbackSavePoint("sender_sp1", db);
1376             getSenderIdQuery.prepare(getSenderIdQuery.lastQuery());
1377             safeExec(getSenderIdQuery);
1378             watchQuery(getSenderIdQuery);
1379             getSenderIdQuery.first();
1380             senderId = getSenderIdQuery.value(0).toInt();
1381         }
1382         else {
1383             releaseSavePoint("sender_sp1", db);
1384             addSenderQuery.first();
1385             senderId = addSenderQuery.value(0).toInt();
1386         }
1387     }
1388
1389     QVariantList params;
1390     params << msg.timestamp()
1391            << msg.bufferInfo().bufferId().toInt()
1392            << msg.type()
1393            << (int)msg.flags()
1394            << senderId
1395            << msg.contents();
1396     QSqlQuery logMessageQuery = executePreparedQuery("insert_message", params, db);
1397
1398     if (!watchQuery(logMessageQuery)) {
1399         db.rollback();
1400         return false;
1401     }
1402
1403     logMessageQuery.first();
1404     MsgId msgId = logMessageQuery.value(0).toInt();
1405     db.commit();
1406     if (msgId.isValid()) {
1407         msg.setMsgId(msgId);
1408         return true;
1409     }
1410     else {
1411         return false;
1412     }
1413 }
1414
1415
1416 bool PostgreSqlStorage::logMessages(MessageList &msgs)
1417 {
1418     QSqlDatabase db = logDb();
1419     if (!beginTransaction(db)) {
1420         qWarning() << "PostgreSqlStorage::logMessage(): cannot start transaction!";
1421         qWarning() << " -" << qPrintable(db.lastError().text());
1422         return false;
1423     }
1424
1425     QList<int> senderIdList;
1426     QHash<QString, int> senderIds;
1427     QSqlQuery addSenderQuery;
1428     QSqlQuery selectSenderQuery;;
1429     for (int i = 0; i < msgs.count(); i++) {
1430         const QString &sender = msgs.at(i).sender();
1431         if (senderIds.contains(sender)) {
1432             senderIdList << senderIds[sender];
1433             continue;
1434         }
1435
1436         selectSenderQuery = executePreparedQuery("select_senderid", sender, db);
1437         if (selectSenderQuery.first()) {
1438             senderIdList << selectSenderQuery.value(0).toInt();
1439             senderIds[sender] = selectSenderQuery.value(0).toInt();
1440         }
1441         else {
1442             savePoint("sender_sp", db);
1443             addSenderQuery = executePreparedQuery("insert_sender", sender, db);
1444             if (addSenderQuery.lastError().isValid()) {
1445                 // seems it was inserted meanwhile... by a different thread
1446                 rollbackSavePoint("sender_sp", db);
1447                 selectSenderQuery.prepare(selectSenderQuery.lastQuery());
1448                 safeExec(selectSenderQuery);
1449                 watchQuery(selectSenderQuery);
1450                 selectSenderQuery.first();
1451                 senderIdList << selectSenderQuery.value(0).toInt();
1452                 senderIds[sender] = selectSenderQuery.value(0).toInt();
1453             }
1454             else {
1455                 releaseSavePoint("sender_sp", db);
1456                 addSenderQuery.first();
1457                 senderIdList << addSenderQuery.value(0).toInt();
1458                 senderIds[sender] = addSenderQuery.value(0).toInt();
1459             }
1460         }
1461     }
1462
1463     // yes we loop twice over the same list. This avoids alternating queries.
1464     bool error = false;
1465     for (int i = 0; i < msgs.count(); i++) {
1466         Message &msg = msgs[i];
1467         QVariantList params;
1468         params << msg.timestamp()
1469                << msg.bufferInfo().bufferId().toInt()
1470                << msg.type()
1471                << (int)msg.flags()
1472                << senderIdList.at(i)
1473                << msg.contents();
1474         QSqlQuery logMessageQuery = executePreparedQuery("insert_message", params, db);
1475         if (!watchQuery(logMessageQuery)) {
1476             db.rollback();
1477             error = true;
1478             break;
1479         }
1480         else {
1481             logMessageQuery.first();
1482             msg.setMsgId(logMessageQuery.value(0).toInt());
1483         }
1484     }
1485
1486     if (error) {
1487         // we had a rollback in the db so we need to reset all msgIds
1488         for (int i = 0; i < msgs.count(); i++) {
1489             msgs[i].setMsgId(MsgId());
1490         }
1491         return false;
1492     }
1493
1494     db.commit();
1495     return true;
1496 }
1497
1498
1499 QList<Message> PostgreSqlStorage::requestMsgs(UserId user, BufferId bufferId, MsgId first, MsgId last, int limit)
1500 {
1501     QList<Message> messagelist;
1502
1503     QSqlDatabase db = logDb();
1504     if (!beginReadOnlyTransaction(db)) {
1505         qWarning() << "PostgreSqlStorage::requestMsgs(): cannot start read only transaction!";
1506         qWarning() << " -" << qPrintable(db.lastError().text());
1507         return messagelist;
1508     }
1509
1510     BufferInfo bufferInfo = getBufferInfo(user, bufferId);
1511     if (!bufferInfo.isValid()) {
1512         db.rollback();
1513         return messagelist;
1514     }
1515
1516     QString queryName;
1517     QVariantList params;
1518     if (last == -1 && first == -1) {
1519         queryName = "select_messages";
1520     }
1521     else if (last == -1) {
1522         queryName = "select_messagesNewerThan";
1523         params << first.toInt();
1524     }
1525     else {
1526         queryName = "select_messagesRange";
1527         params << first.toInt();
1528         params << last.toInt();
1529     }
1530     params << bufferId.toInt();
1531     if (limit != -1)
1532         params << limit;
1533     else
1534         params << QVariant(QVariant::Int);
1535
1536     QSqlQuery query = executePreparedQuery(queryName, params, db);
1537
1538     if (!watchQuery(query)) {
1539         qDebug() << "select_messages failed";
1540         db.rollback();
1541         return messagelist;
1542     }
1543
1544     QDateTime timestamp;
1545     while (query.next()) {
1546         timestamp = query.value(1).toDateTime();
1547         timestamp.setTimeSpec(Qt::UTC);
1548         Message msg(timestamp,
1549             bufferInfo,
1550             (Message::Type)query.value(2).toUInt(),
1551             query.value(5).toString(),
1552             query.value(4).toString(),
1553             (Message::Flags)query.value(3).toUInt());
1554         msg.setMsgId(query.value(0).toInt());
1555         messagelist << msg;
1556     }
1557
1558     db.commit();
1559     return messagelist;
1560 }
1561
1562
1563 QList<Message> PostgreSqlStorage::requestAllMsgs(UserId user, MsgId first, MsgId last, int limit)
1564 {
1565     QList<Message> messagelist;
1566
1567     // requestBuffers uses it's own transaction.
1568     QHash<BufferId, BufferInfo> bufferInfoHash;
1569     foreach(BufferInfo bufferInfo, requestBuffers(user)) {
1570         bufferInfoHash[bufferInfo.bufferId()] = bufferInfo;
1571     }
1572
1573     QSqlDatabase db = logDb();
1574     if (!beginReadOnlyTransaction(db)) {
1575         qWarning() << "PostgreSqlStorage::requestAllMsgs(): cannot start read only transaction!";
1576         qWarning() << " -" << qPrintable(db.lastError().text());
1577         return messagelist;
1578     }
1579
1580     QSqlQuery query(db);
1581     if (last == -1) {
1582         query.prepare(queryString("select_messagesAllNew"));
1583     }
1584     else {
1585         query.prepare(queryString("select_messagesAll"));
1586         query.bindValue(":lastmsg", last.toInt());
1587     }
1588     query.bindValue(":userid", user.toInt());
1589     query.bindValue(":firstmsg", first.toInt());
1590     safeExec(query);
1591     if (!watchQuery(query)) {
1592         db.rollback();
1593         return messagelist;
1594     }
1595
1596     QDateTime timestamp;
1597     for (int i = 0; i < limit && query.next(); i++) {
1598         timestamp = query.value(1).toDateTime();
1599         timestamp.setTimeSpec(Qt::UTC);
1600         Message msg(timestamp,
1601             bufferInfoHash[query.value(1).toInt()],
1602             (Message::Type)query.value(3).toUInt(),
1603             query.value(6).toString(),
1604             query.value(5).toString(),
1605             (Message::Flags)query.value(4).toUInt());
1606         msg.setMsgId(query.value(0).toInt());
1607         messagelist << msg;
1608     }
1609
1610     db.commit();
1611     return messagelist;
1612 }
1613
1614
1615 // void PostgreSqlStorage::safeExec(QSqlQuery &query) {
1616 //   qDebug() << "PostgreSqlStorage::safeExec";
1617 //   qDebug() << "   executing:\n" << query.executedQuery();
1618 //   qDebug() << "   bound Values:";
1619 //   QList<QVariant> list = query.boundValues().values();
1620 //   for (int i = 0; i < list.size(); ++i)
1621 //     qCritical() << i << ": " << list.at(i).toString().toLatin1().data();
1622
1623 //   query.exec();
1624
1625 //   qDebug() << "Success:" << !query.lastError().isValid();
1626 //   qDebug();
1627
1628 //   if(!query.lastError().isValid())
1629 //     return;
1630
1631 //   qDebug() << "==================== ERROR ====================";
1632 //   watchQuery(query);
1633 //   qDebug() << "===============================================";
1634 //   qDebug();
1635 //   return;
1636 // }
1637
1638
1639 bool PostgreSqlStorage::beginTransaction(QSqlDatabase &db)
1640 {
1641     bool result = db.transaction();
1642     if (!db.isOpen()) {
1643         db = logDb();
1644         result = db.transaction();
1645     }
1646     return result;
1647 }
1648
1649 bool PostgreSqlStorage::beginReadOnlyTransaction(QSqlDatabase &db)
1650 {
1651     QSqlQuery query = db.exec("BEGIN TRANSACTION READ ONLY");
1652     if (!db.isOpen()) {
1653         db = logDb();
1654         query = db.exec("BEGIN TRANSACTION READ ONLY");
1655     }
1656     return !query.lastError().isValid();
1657 }
1658
1659
1660 QSqlQuery PostgreSqlStorage::prepareAndExecuteQuery(const QString &queryname, const QString &paramstring, QSqlDatabase &db)
1661 {
1662     // Query preparing is done lazily. That means that instead of always checking if the query is already prepared
1663     // we just EXECUTE and catch the error
1664     QSqlQuery query;
1665
1666     db.exec("SAVEPOINT quassel_prepare_query");
1667     if (paramstring.isNull()) {
1668         query = db.exec(QString("EXECUTE quassel_%1").arg(queryname));
1669     }
1670     else {
1671         query = db.exec(QString("EXECUTE quassel_%1 (%2)").arg(queryname).arg(paramstring));
1672     }
1673
1674     if (!db.isOpen() || db.lastError().isValid()) {
1675         // If the query failed because the DB connection was down, reopen the connection and start a new transaction.
1676         if (!db.isOpen()) {
1677             db = logDb();
1678             if (!beginTransaction(db)) {
1679                 qWarning() << "PostgreSqlStorage::prepareAndExecuteQuery(): cannot start transaction while recovering from connection loss!";
1680                 qWarning() << " -" << qPrintable(db.lastError().text());
1681                 return query;
1682             }
1683             db.exec("SAVEPOINT quassel_prepare_query");
1684         } else {
1685             db.exec("ROLLBACK TO SAVEPOINT quassel_prepare_query");
1686         }
1687
1688         // and once again: Qt leaves us without error codes so we either parse (language dependent(!)) strings
1689         // or we just guess the error. As we're only interested in unprepared queries, this will be our guess. :)
1690         QSqlQuery checkQuery = db.exec(QString("SELECT count(name) FROM pg_prepared_statements WHERE name = 'quassel_%1' AND from_sql = TRUE").arg(queryname.toLower()));
1691         checkQuery.first();
1692         if (checkQuery.value(0).toInt() == 0) {
1693             db.exec(QString("PREPARE quassel_%1 AS %2").arg(queryname).arg(queryString(queryname)));
1694             if (db.lastError().isValid()) {
1695                 qWarning() << "PostgreSqlStorage::prepareQuery(): unable to prepare query:" << queryname << "AS" << queryString(queryname);
1696                 qWarning() << "  Error:" << db.lastError().text();
1697                 return QSqlQuery(db);
1698             }
1699         }
1700         // we always execute the query again, even if the query was already prepared.
1701         // this ensures, that the error is properly propagated to the calling function
1702         // (otherwise the last call would be the testing select to pg_prepared_statements
1703         // which always gives a proper result and the error would be lost)
1704         if (paramstring.isNull()) {
1705             query = db.exec(QString("EXECUTE quassel_%1").arg(queryname));
1706         }
1707         else {
1708             query = db.exec(QString("EXECUTE quassel_%1 (%2)").arg(queryname).arg(paramstring));
1709         }
1710     }
1711     else {
1712         // only release the SAVEPOINT
1713         db.exec("RELEASE SAVEPOINT quassel_prepare_query");
1714     }
1715     return query;
1716 }
1717
1718
1719 QSqlQuery PostgreSqlStorage::executePreparedQuery(const QString &queryname, const QVariantList &params, QSqlDatabase &db)
1720 {
1721     QSqlDriver *driver = db.driver();
1722
1723     QStringList paramStrings;
1724     QSqlField field;
1725     for (int i = 0; i < params.count(); i++) {
1726         const QVariant &value = params.at(i);
1727         field.setType(value.type());
1728         if (value.isNull())
1729             field.clear();
1730         else
1731             field.setValue(value);
1732
1733         paramStrings << driver->formatValue(field);
1734     }
1735
1736     if (params.isEmpty()) {
1737         return prepareAndExecuteQuery(queryname, db);
1738     }
1739     else {
1740         return prepareAndExecuteQuery(queryname, paramStrings.join(", "), db);
1741     }
1742 }
1743
1744
1745 QSqlQuery PostgreSqlStorage::executePreparedQuery(const QString &queryname, const QVariant &param, QSqlDatabase &db)
1746 {
1747     QSqlField field;
1748     field.setType(param.type());
1749     if (param.isNull())
1750         field.clear();
1751     else
1752         field.setValue(param);
1753
1754     QString paramString = db.driver()->formatValue(field);
1755     return prepareAndExecuteQuery(queryname, paramString, db);
1756 }
1757
1758
1759 void PostgreSqlStorage::deallocateQuery(const QString &queryname, const QSqlDatabase &db)
1760 {
1761     db.exec(QString("DEALLOCATE quassel_%1").arg(queryname));
1762 }
1763
1764
1765 void PostgreSqlStorage::safeExec(QSqlQuery &query)
1766 {
1767     // If the query fails due to the connection being gone, it seems to cause
1768     // exec() to return false but no lastError to be set
1769     if(!query.exec() && !query.lastError().isValid())
1770     {
1771         QSqlDatabase db = logDb();
1772         QSqlQuery retryQuery(db);
1773         retryQuery.prepare(query.lastQuery());
1774         QMapIterator<QString, QVariant> i(query.boundValues());
1775         while (i.hasNext())
1776         {
1777             i.next();
1778             retryQuery.bindValue(i.key(),i.value());
1779         }
1780         query = retryQuery;
1781         query.exec();
1782     }
1783 }
1784
1785 // ========================================
1786 //  PostgreSqlMigrationWriter
1787 // ========================================
1788 PostgreSqlMigrationWriter::PostgreSqlMigrationWriter()
1789     : PostgreSqlStorage()
1790 {
1791 }
1792
1793
1794 bool PostgreSqlMigrationWriter::prepareQuery(MigrationObject mo)
1795 {
1796     QString query;
1797     switch (mo) {
1798     case QuasselUser:
1799         query = queryString("migrate_write_quasseluser");
1800         break;
1801     case Sender:
1802         query = queryString("migrate_write_sender");
1803         break;
1804     case Identity:
1805         _validIdentities.clear();
1806         query = queryString("migrate_write_identity");
1807         break;
1808     case IdentityNick:
1809         query = queryString("migrate_write_identity_nick");
1810         break;
1811     case Network:
1812         query = queryString("migrate_write_network");
1813         break;
1814     case Buffer:
1815         query = queryString("migrate_write_buffer");
1816         break;
1817     case Backlog:
1818         query = queryString("migrate_write_backlog");
1819         break;
1820     case IrcServer:
1821         query = queryString("migrate_write_ircserver");
1822         break;
1823     case UserSetting:
1824         query = queryString("migrate_write_usersetting");
1825         break;
1826     }
1827     newQuery(query, logDb());
1828     return true;
1829 }
1830
1831
1832 //bool PostgreSqlMigrationWriter::writeUser(const QuasselUserMO &user) {
1833 bool PostgreSqlMigrationWriter::writeMo(const QuasselUserMO &user)
1834 {
1835     bindValue(0, user.id.toInt());
1836     bindValue(1, user.username);
1837     bindValue(2, user.password);
1838     return exec();
1839 }
1840
1841
1842 //bool PostgreSqlMigrationWriter::writeSender(const SenderMO &sender) {
1843 bool PostgreSqlMigrationWriter::writeMo(const SenderMO &sender)
1844 {
1845     bindValue(0, sender.senderId);
1846     bindValue(1, sender.sender);
1847     return exec();
1848 }
1849
1850
1851 //bool PostgreSqlMigrationWriter::writeIdentity(const IdentityMO &identity) {
1852 bool PostgreSqlMigrationWriter::writeMo(const IdentityMO &identity)
1853 {
1854     _validIdentities << identity.id.toInt();
1855     bindValue(0, identity.id.toInt());
1856     bindValue(1, identity.userid.toInt());
1857     bindValue(2, identity.identityname);
1858     bindValue(3, identity.realname);
1859     bindValue(4, identity.awayNick);
1860     bindValue(5, identity.awayNickEnabled);
1861     bindValue(6, identity.awayReason);
1862     bindValue(7, identity.awayReasonEnabled);
1863     bindValue(8, identity.autoAwayEnabled);
1864     bindValue(9, identity.autoAwayTime);
1865     bindValue(10, identity.autoAwayReason);
1866     bindValue(11, identity.autoAwayReasonEnabled);
1867     bindValue(12, identity.detachAwayEnabled);
1868     bindValue(13, identity.detachAwayReason);
1869     bindValue(14, identity.detchAwayReasonEnabled);
1870     bindValue(15, identity.ident);
1871     bindValue(16, identity.kickReason);
1872     bindValue(17, identity.partReason);
1873     bindValue(18, identity.quitReason);
1874     bindValue(19, identity.sslCert);
1875     bindValue(20, identity.sslKey);
1876     return exec();
1877 }
1878
1879
1880 //bool PostgreSqlMigrationWriter::writeIdentityNick(const IdentityNickMO &identityNick) {
1881 bool PostgreSqlMigrationWriter::writeMo(const IdentityNickMO &identityNick)
1882 {
1883     bindValue(0, identityNick.nickid);
1884     bindValue(1, identityNick.identityId.toInt());
1885     bindValue(2, identityNick.nick);
1886     return exec();
1887 }
1888
1889
1890 //bool PostgreSqlMigrationWriter::writeNetwork(const NetworkMO &network) {
1891 bool PostgreSqlMigrationWriter::writeMo(const NetworkMO &network)
1892 {
1893     bindValue(0, network.networkid.toInt());
1894     bindValue(1, network.userid.toInt());
1895     bindValue(2, network.networkname);
1896     if (_validIdentities.contains(network.identityid.toInt()))
1897         bindValue(3, network.identityid.toInt());
1898     else
1899         bindValue(3, QVariant());
1900     bindValue(4, network.encodingcodec);
1901     bindValue(5, network.decodingcodec);
1902     bindValue(6, network.servercodec);
1903     bindValue(7, network.userandomserver);
1904     bindValue(8, network.perform);
1905     bindValue(9, network.useautoidentify);
1906     bindValue(10, network.autoidentifyservice);
1907     bindValue(11, network.autoidentifypassword);
1908     bindValue(12, network.useautoreconnect);
1909     bindValue(13, network.autoreconnectinterval);
1910     bindValue(14, network.autoreconnectretries);
1911     bindValue(15, network.unlimitedconnectretries);
1912     bindValue(16, network.rejoinchannels);
1913     bindValue(17, network.connected);
1914     bindValue(18, network.usermode);
1915     bindValue(19, network.awaymessage);
1916     bindValue(20, network.attachperform);
1917     bindValue(21, network.detachperform);
1918     bindValue(22, network.usesasl);
1919     bindValue(23, network.saslaccount);
1920     bindValue(24, network.saslpassword);
1921     return exec();
1922 }
1923
1924
1925 //bool PostgreSqlMigrationWriter::writeBuffer(const BufferMO &buffer) {
1926 bool PostgreSqlMigrationWriter::writeMo(const BufferMO &buffer)
1927 {
1928     bindValue(0, buffer.bufferid.toInt());
1929     bindValue(1, buffer.userid.toInt());
1930     bindValue(2, buffer.groupid);
1931     bindValue(3, buffer.networkid.toInt());
1932     bindValue(4, buffer.buffername);
1933     bindValue(5, buffer.buffercname);
1934     bindValue(6, (int)buffer.buffertype);
1935     bindValue(7, buffer.lastseenmsgid);
1936     bindValue(8, buffer.markerlinemsgid);
1937     bindValue(9, buffer.key);
1938     bindValue(10, buffer.joined);
1939     return exec();
1940 }
1941
1942
1943 //bool PostgreSqlMigrationWriter::writeBacklog(const BacklogMO &backlog) {
1944 bool PostgreSqlMigrationWriter::writeMo(const BacklogMO &backlog)
1945 {
1946     bindValue(0, backlog.messageid.toInt());
1947     bindValue(1, backlog.time);
1948     bindValue(2, backlog.bufferid.toInt());
1949     bindValue(3, backlog.type);
1950     bindValue(4, (int)backlog.flags);
1951     bindValue(5, backlog.senderid);
1952     bindValue(6, backlog.message);
1953     return exec();
1954 }
1955
1956
1957 //bool PostgreSqlMigrationWriter::writeIrcServer(const IrcServerMO &ircserver) {
1958 bool PostgreSqlMigrationWriter::writeMo(const IrcServerMO &ircserver)
1959 {
1960     bindValue(0, ircserver.serverid);
1961     bindValue(1, ircserver.userid.toInt());
1962     bindValue(2, ircserver.networkid.toInt());
1963     bindValue(3, ircserver.hostname);
1964     bindValue(4, ircserver.port);
1965     bindValue(5, ircserver.password);
1966     bindValue(6, ircserver.ssl);
1967     bindValue(7, ircserver.sslversion);
1968     bindValue(8, ircserver.useproxy);
1969     bindValue(9, ircserver.proxytype);
1970     bindValue(10, ircserver.proxyhost);
1971     bindValue(11, ircserver.proxyport);
1972     bindValue(12, ircserver.proxyuser);
1973     bindValue(13, ircserver.proxypass);
1974     return exec();
1975 }
1976
1977
1978 //bool PostgreSqlMigrationWriter::writeUserSetting(const UserSettingMO &userSetting) {
1979 bool PostgreSqlMigrationWriter::writeMo(const UserSettingMO &userSetting)
1980 {
1981     bindValue(0, userSetting.userid.toInt());
1982     bindValue(1, userSetting.settingname);
1983     bindValue(2, userSetting.settingvalue);
1984     return exec();
1985 }
1986
1987
1988 bool PostgreSqlMigrationWriter::postProcess()
1989 {
1990     QSqlDatabase db = logDb();
1991     QList<Sequence> sequences;
1992     sequences << Sequence("backlog", "messageid")
1993               << Sequence("buffer", "bufferid")
1994               << Sequence("identity", "identityid")
1995               << Sequence("identity_nick", "nickid")
1996               << Sequence("ircserver", "serverid")
1997               << Sequence("network", "networkid")
1998               << Sequence("quasseluser", "userid")
1999               << Sequence("sender", "senderid");
2000     QList<Sequence>::const_iterator iter;
2001     for (iter = sequences.constBegin(); iter != sequences.constEnd(); iter++) {
2002         resetQuery();
2003         newQuery(QString("SELECT setval('%1_%2_seq', max(%2)) FROM %1").arg(iter->table, iter->field), db);
2004         if (!exec())
2005             return false;
2006     }
2007     return true;
2008 }