Starting reorganization of files in preparation of separation of client and GUI.
[quassel.git] / core / sqlitestorage.cpp
diff --git a/core/sqlitestorage.cpp b/core/sqlitestorage.cpp
deleted file mode 100644 (file)
index af5767d..0000000
+++ /dev/null
@@ -1,477 +0,0 @@
-/***************************************************************************
- *   Copyright (C) 2005-07 by The Quassel Team                             *
- *   devel@quassel-irc.org                                                 *
- *                                                                         *
- *   This program is free software; you can redistribute it and/or modify  *
- *   it under the terms of the GNU General Public License as published by  *
- *   the Free Software Foundation; either version 2 of the License, or     *
- *   (at your option) any later version.                                   *
- *                                                                         *
- *   This program is distributed in the hope that it will be useful,       *
- *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
- *   GNU General Public License for more details.                          *
- *                                                                         *
- *   You should have received a copy of the GNU General Public License     *
- *   along with this program; if not, write to the                         *
- *   Free Software Foundation, Inc.,                                       *
- *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
- ***************************************************************************/
-
-#include "sqlitestorage.h"
-
-
-SqliteStorage::SqliteStorage() {
-  // TODO I don't think that this path is failsafe for windows users :) 
-  QString backlogFile = Global::quasselDir + "/quassel-storage.sqlite";
-  logDb = QSqlDatabase::addDatabase("QSQLITE");
-  logDb.setDatabaseName(backlogFile);
-  bool ok = logDb.open();
-
-  if(!ok) {
-    qWarning(tr("Could not open backlog database: %1").arg(logDb.lastError().text()).toAscii());
-    qWarning(tr("Disabling logging...").toAscii());
-    Q_ASSERT(ok);
-    return;
-  }
-
-  // check if the db schema is up to date
-  QSqlQuery query = logDb.exec("SELECT MAX(version) FROM coreinfo");
-  if(query.first()) {
-    // TODO VersionCheck
-    //checkVersion(query.value(0));
-    qDebug() << "Sqlite is ready. Quassel Schema Version:" << query.value(0).toUInt();
-  } else {
-    initDb();
-  }
-
-  // we will need those pretty often... so let's speed things up:
-  createBufferQuery = new QSqlQuery(logDb);
-  createBufferQuery->prepare("INSERT INTO buffer (userid, networkid, buffername) VALUES (:userid, (SELECT networkid FROM network WHERE networkname = :networkname), :buffername)");
-
-  createNetworkQuery = new QSqlQuery(logDb);
-  createNetworkQuery->prepare("INSERT INTO network (userid, networkname) VALUES (:userid, :networkname)");
-
-  getBufferIdQuery = new QSqlQuery(logDb);
-  getBufferIdQuery->prepare("SELECT bufferid FROM buffer "
-                            "JOIN network ON buffer.networkid = network.networkid "
-                            "WHERE network.networkname = :networkname AND buffer.userid = :userid AND buffer.buffername = :buffername ");
-
-  logMessageQuery = new QSqlQuery(logDb);
-  logMessageQuery->prepare("INSERT INTO backlog (time, bufferid, type, flags, senderid, message) "
-                           "VALUES (:time, :bufferid, :type, :flags, (SELECT senderid FROM sender WHERE sender = :sender), :message)");
-
-  addSenderQuery = new QSqlQuery(logDb);
-  addSenderQuery->prepare("INSERT INTO sender (sender) VALUES (:sender)");
-
-  getLastMessageIdQuery = new QSqlQuery(logDb);
-  getLastMessageIdQuery->prepare("SELECT messageid FROM backlog "
-                                 "WHERE time = :time AND bufferid = :bufferid AND type = :type AND senderid = (SELECT senderid FROM sender WHERE sender = :sender)");
-
-  requestMsgsOffsetQuery = new QSqlQuery(logDb);
-  requestMsgsOffsetQuery->prepare("SELECT count(*) FROM backlog WHERE bufferid = :bufferid AND messageid < :messageid");
-
-  requestMsgsQuery = new QSqlQuery(logDb);
-  requestMsgsQuery->prepare("SELECT messageid, time,  type, flags, sender, message, displayname "
-                            "FROM backlog "
-                            "JOIN buffer ON backlog.bufferid = buffer.bufferid "
-                            "JOIN sender ON backlog.senderid = sender.senderid "
-                            "LEFT JOIN buffergroup ON buffer.groupid = buffergroup.groupid "
-                            "WHERE buffer.bufferid = :bufferid OR buffer.groupid = (SELECT groupid FROM buffer WHERE bufferid = :bufferid2) "
-                            "ORDER BY messageid DESC "
-                            "LIMIT :limit OFFSET :offset");
-
-  requestMsgsSinceOffsetQuery = new QSqlQuery(logDb);
-  requestMsgsSinceOffsetQuery->prepare("SELECT count(*) FROM backlog WHERE bufferid = :bufferid AND time >= :since");
-
-  requestMsgsSinceQuery = new QSqlQuery(logDb);
-  requestMsgsSinceQuery->prepare("SELECT messageid, time,  type, flags, sender, message, displayname "
-                                 "FROM backlog "
-                                 "JOIN buffer ON backlog.bufferid = buffer.bufferid "
-                                 "JOIN sender ON backlog.senderid = sender.senderid "
-                                 "LEFT JOIN buffergroup ON buffer.groupid = buffergroup.groupid "
-                                 "WHERE (buffer.bufferid = :bufferid OR buffer.groupid = (SELECT groupid FROM buffer WHERE bufferid = :bufferid2)) AND "
-                                 "backlog.time >= :since "
-                                 "ORDER BY messageid DESC "
-                                 "LIMIT -1 OFFSET :offset");
-
-  requestMsgRangeQuery = new QSqlQuery(logDb);
-  requestMsgRangeQuery->prepare("SELECT messageid, time,  type, flags, sender, message, displayname "
-                                "FROM backlog "
-                                "JOIN buffer ON backlog.bufferid = buffer.bufferid "
-                                "JOIN sender ON backlog.senderid = sender.senderid "
-                                "LEFT JOIN buffergroup ON buffer.groupid = buffergroup.groupid "
-                                "WHERE (buffer.bufferid = :bufferid OR buffer.groupid = (SELECT groupid FROM buffer WHERE bufferid = :bufferid2)) AND "
-                                "backlog.messageid >= :firstmsg AND backlog.messageid <= :lastmsg "
-                                "ORDER BY messageid DESC ");
-
-}
-
-SqliteStorage::~SqliteStorage() {
-  delete logMessageQuery;
-  delete addSenderQuery;
-  delete getLastMessageIdQuery;
-  delete requestMsgsQuery;
-  delete requestMsgsOffsetQuery;
-  delete requestMsgsSinceQuery;
-  delete requestMsgsSinceOffsetQuery;
-  delete requestMsgRangeQuery;
-  delete createNetworkQuery;
-  delete createBufferQuery;
-  delete getBufferIdQuery;
-  logDb.close();
-}
-
-
-void SqliteStorage::initDb() {
-  logDb.exec("CREATE TABLE quasseluser ("
-             "userid INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,"
-             "username TEXT UNIQUE NOT NULL,"
-             "password BLOB NOT NULL)");
-  
-  logDb.exec("CREATE TABLE sender ("
-             "senderid INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,"
-             "sender TEXT UNIQUE NOT NULL)");
-  
-  logDb.exec("CREATE TABLE network ("
-             "networkid INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,"
-             "userid INTEGER NOT NULL,"
-             "networkname TEXT NOT NULL,"
-             "UNIQUE (userid, networkname))");
-  
-  logDb.exec("CREATE TABLE buffergroup ("
-             "groupid INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,"
-             "userid INTEGER NOT NULL,"
-             "displayname TEXT)");
-  
-  logDb.exec("CREATE TABLE buffer ("
-             "bufferid INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,"
-             "userid INTEGER NOT NULL,"
-             "groupid INTEGER,"
-             "networkid INTEGER NOT NULL,"
-             "buffername TEXT NOT NULL)");
-  
-  logDb.exec("CREATE UNIQUE INDEX buffer_idx "
-             "ON buffer(userid, networkid, buffername)");
-    
-  logDb.exec("CREATE TABLE backlog ("
-             "messageid INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,"
-             "time INTEGER NOT NULL,"
-             "bufferid INTEGER NOT NULL,"
-             "type INTEGER NOT NULL,"
-             "flags INTEGER NOT NULL,"
-             "senderid INTEGER NOT NULL,"
-             "message TEXT NOT NULL)");
-  
-  logDb.exec("CREATE TABLE coreinfo ("
-             "updateid INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,"
-             "version INTEGER NOT NULL)");
-  
-  logDb.exec("INSERT INTO coreinfo (version) VALUES (0)");
-
-
-  // something fucked up -> no logging possible
-  // FIXME logDb.lastError is reset whenever exec is called
-  if(logDb.lastError().isValid()) { 
-    qWarning(tr("Could not create backlog table: %1").arg(logDb.lastError().text()).toAscii());
-    qWarning(tr("Disabling logging...").toAscii());
-    Q_ASSERT(false); // quassel does require logging
-  }
-}
-
-bool SqliteStorage::isAvailable() {
-  if(!QSqlDatabase::isDriverAvailable("QSQLITE")) return false;
-  return true;
-}
-
-QString SqliteStorage::displayName() {
-  // I think the class name is a good start here
-  return QString("SqliteStorage");
-}
-
-UserId SqliteStorage::addUser(QString user, QString password) {
-  QByteArray cryptopass = QCryptographicHash::hash(password.toUtf8(), QCryptographicHash::Sha1);
-  cryptopass = cryptopass.toHex();
-
-  QSqlQuery query(logDb);
-  query.prepare("INSERT INTO quasseluser (username, password) VALUES (:username, :password)");
-  query.bindValue(":username", user);
-  query.bindValue(":password", cryptopass);
-  query.exec();
-  if(query.lastError().isValid() && query.lastError().number() == 19) { // user already exists - sadly 19 seems to be the general constraint violation error...
-    return 0;
-  } 
-
-  query.prepare("SELECT userid FROM quasseluser WHERE username = :username");
-  query.bindValue(":username", user);
-  query.exec();
-  query.first();
-  return query.value(0).toUInt();
-}
-
-void SqliteStorage::updateUser(UserId user, QString password) {
-  QByteArray cryptopass = QCryptographicHash::hash(password.toUtf8(), QCryptographicHash::Sha1);
-  cryptopass = cryptopass.toHex();
-
-  QSqlQuery query(logDb);
-  query.prepare("UPDATE quasseluser SET password = :password WHERE userid = :userid");
-  query.bindValue(":userid", user);
-  query.bindValue(":password", cryptopass);
-  query.exec();
-}
-
-UserId SqliteStorage::validateUser(QString user, QString password) {
-  QByteArray cryptopass = QCryptographicHash::hash(password.toUtf8(), QCryptographicHash::Sha1);
-  cryptopass = cryptopass.toHex();
-
-  QSqlQuery query(logDb);
-  query.prepare("SELECT userid FROM quasseluser WHERE username = :username AND password = :password");
-  query.bindValue(":username", user);
-  query.bindValue(":password", cryptopass);
-  query.exec();
-
-  if(query.first()) {
-    return query.value(0).toUInt();
-  } else {
-    throw AuthError();
-    //return 0;
-  }
-}
-
-void SqliteStorage::delUser(UserId user) {
-  QSqlQuery query(logDb);
-  query.prepare("DELETE FROM backlog WHERE bufferid IN (SELECT DISTINCT bufferid FROM buffer WHERE userid = :userid");
-  query.bindValue(":userid", user);
-  query.exec();
-  query.prepare("DELETE FROM buffer WHERE userid = :userid");
-  query.bindValue(":userid", user);
-  query.exec();
-  query.prepare("DELETE FROM buffergroup WHERE userid = :userid");
-  query.bindValue(":userid", user);
-  query.exec();
-  query.prepare("DELETE FROM network WHERE userid = :userid");
-  query.bindValue(":userid", user);
-  query.exec();
-  query.prepare("DELETE FROM quasseluser WHERE userid = :userid");
-  query.bindValue(":userid", user);
-  query.exec();
-  // I hate the lack of foreign keys and on delete cascade... :(
-}
-
-void SqliteStorage::createBuffer(UserId user, QString network, QString buffer) {
-  createBufferQuery->bindValue(":userid", user);
-  createBufferQuery->bindValue(":networkname", network);
-  createBufferQuery->bindValue(":buffername", buffer);
-  createBufferQuery->exec();
-
-  if(createBufferQuery->lastError().isValid()) {
-    if(createBufferQuery->lastError().number() == 19) { // Null Constraint violation 
-      createNetworkQuery->bindValue(":userid", user);
-      createNetworkQuery->bindValue(":networkname", network);
-      createNetworkQuery->exec();
-      createBufferQuery->exec();
-      Q_ASSERT(!createNetworkQuery->lastError().isValid());
-      Q_ASSERT(!createBufferQuery->lastError().isValid());
-    } else {
-      // do panic!
-      qDebug() << "failed to create Buffer: ErrNo:" << createBufferQuery->lastError().number() << "ErrMsg:" << createBufferQuery->lastError().text();
-      Q_ASSERT(false);
-    }
-  }
-}
-
-BufferId SqliteStorage::getBufferId(UserId user, QString network, QString buffer) {
-  BufferId bufferid;
-  getBufferIdQuery->bindValue(":networkname", network);
-  getBufferIdQuery->bindValue(":userid", user);
-  getBufferIdQuery->bindValue(":buffername", buffer);
-  getBufferIdQuery->exec();
-
-  if(!getBufferIdQuery->first()) {
-    createBuffer(user, network, buffer);
-    getBufferIdQuery->exec();
-    if(getBufferIdQuery->first()) {
-      bufferid = BufferId(getBufferIdQuery->value(0).toUInt(), network, buffer);
-      emit bufferIdUpdated(bufferid);
-    }
-  } else {
-    bufferid = BufferId(getBufferIdQuery->value(0).toUInt(), network, buffer);
-  }
-
-  Q_ASSERT(!getBufferIdQuery->next());
-
-  return bufferid;
-}
-
-QList<BufferId> SqliteStorage::requestBuffers(UserId user, QDateTime since) {
-  QList<BufferId> bufferlist;
-  QSqlQuery query(logDb);
-  query.prepare("SELECT DISTINCT buffer.bufferid, networkname, buffername FROM buffer "
-                "JOIN network ON buffer.networkid = network.networkid "
-                "JOIN backlog ON buffer.bufferid = backlog.bufferid "
-                "WHERE buffer.userid = :userid AND time >= :time");
-  query.bindValue(":userid", user);
-  if (since.isValid()) {
-    query.bindValue(":time", since.toTime_t());
-  } else {
-    query.bindValue(":time", 0);
-  }
-  
-  query.exec();
-
-  while(query.next()) {
-    bufferlist << BufferId(query.value(0).toUInt(), query.value(1).toString(), query.value(2).toString());
-  }
-  return bufferlist;
-}
-
-MsgId SqliteStorage::logMessage(Message msg) {
-  logMessageQuery->bindValue(":time", msg.timeStamp.toTime_t());
-  logMessageQuery->bindValue(":bufferid", msg.buffer.uid());
-  logMessageQuery->bindValue(":type", msg.type);
-  logMessageQuery->bindValue(":flags", msg.flags);
-  logMessageQuery->bindValue(":sender", msg.sender);
-  logMessageQuery->bindValue(":message", msg.text);
-  logMessageQuery->exec();
-  
-  if(logMessageQuery->lastError().isValid()) {
-    // constraint violation - must be NOT NULL constraint - probably the sender is missing...
-    if(logMessageQuery->lastError().number() == 19) { 
-      addSenderQuery->bindValue(":sender", msg.sender);
-      addSenderQuery->exec();
-      logMessageQuery->exec();
-      Q_ASSERT(!logMessageQuery->lastError().isValid());
-    } else {
-      qDebug() << "unhandled DB Error in logMessage(): Number:" << logMessageQuery->lastError().number() << "ErrMsg:" << logMessageQuery->lastError().text();
-    }
-  }
-
-  getLastMessageIdQuery->bindValue(":time", msg.timeStamp.toTime_t());
-  getLastMessageIdQuery->bindValue(":bufferid", msg.buffer.uid());
-  getLastMessageIdQuery->bindValue(":type", msg.type);
-  getLastMessageIdQuery->bindValue(":sender", msg.sender);
-  getLastMessageIdQuery->exec();
-
-  if(getLastMessageIdQuery->first()) {
-    return getLastMessageIdQuery->value(0).toUInt();
-  } else { // somethin went wrong... :(
-    qDebug() << getLastMessageIdQuery->lastQuery() << "time/bufferid/type/sender:" << msg.timeStamp.toTime_t() << msg.buffer.uid() << msg.type << msg.sender;
-    Q_ASSERT(false);
-    return 0;
-  }
-}
-
-QList<Message> SqliteStorage::requestMsgs(BufferId buffer, int lastmsgs, int offset) {
-  QList<Message> messagelist;
-  // we have to determine the real offset first
-  requestMsgsOffsetQuery->bindValue(":bufferid", buffer.uid());
-  requestMsgsOffsetQuery->bindValue(":messageid", offset);
-  requestMsgsOffsetQuery->exec();
-  requestMsgsOffsetQuery->first();
-  offset = requestMsgsOffsetQuery->value(0).toUInt();
-
-  // now let's select the messages
-  requestMsgsQuery->bindValue(":bufferid", buffer.uid());
-  requestMsgsQuery->bindValue(":bufferid2", buffer.uid());  // Qt can't handle the same placeholder used twice
-  requestMsgsQuery->bindValue(":limit", lastmsgs);
-  requestMsgsQuery->bindValue(":offset", offset);
-  requestMsgsQuery->exec();
-  while(requestMsgsQuery->next()) {
-    Message msg(QDateTime::fromTime_t(requestMsgsQuery->value(1).toInt()),
-                buffer,
-                (Message::Type)requestMsgsQuery->value(2).toUInt(),
-                requestMsgsQuery->value(5).toString(),
-                requestMsgsQuery->value(4).toString(),
-                requestMsgsQuery->value(3).toUInt());
-    msg.msgId = requestMsgsQuery->value(0).toUInt();
-    messagelist << msg;
-  }
-
-  return messagelist;
-}
-
-
-QList<Message> SqliteStorage::requestMsgs(BufferId buffer, QDateTime since, int offset) {
-  QList<Message> messagelist;
-  // we have to determine the real offset first
-  requestMsgsSinceOffsetQuery->bindValue(":bufferid", buffer.uid());
-  requestMsgsSinceOffsetQuery->bindValue(":since", since.toTime_t());
-  requestMsgsSinceOffsetQuery->exec();
-  requestMsgsSinceOffsetQuery->first();
-  offset = requestMsgsSinceOffsetQuery->value(0).toUInt();  
-
-  // now let's select the messages
-  requestMsgsSinceQuery->bindValue(":bufferid", buffer.uid());
-  requestMsgsSinceQuery->bindValue(":bufferid2", buffer.uid());
-  requestMsgsSinceQuery->bindValue(":since", since.toTime_t());
-  requestMsgsSinceQuery->bindValue(":offset", offset);
-  requestMsgsSinceQuery->exec();
-
-  while(requestMsgsSinceQuery->next()) {
-    Message msg(QDateTime::fromTime_t(requestMsgsSinceQuery->value(1).toInt()),
-                buffer,
-                (Message::Type)requestMsgsSinceQuery->value(2).toUInt(),
-                requestMsgsSinceQuery->value(5).toString(),
-                requestMsgsSinceQuery->value(4).toString(),
-                requestMsgsSinceQuery->value(3).toUInt());
-    msg.msgId = requestMsgsSinceQuery->value(0).toUInt();
-    messagelist << msg;
-  }
-
-  return messagelist;
-}
-
-
-QList<Message> SqliteStorage::requestMsgRange(BufferId buffer, int first, int last) {
-  QList<Message> messagelist;
-  requestMsgRangeQuery->bindValue(":bufferid", buffer.uid());
-  requestMsgRangeQuery->bindValue(":bufferid2", buffer.uid());
-  requestMsgRangeQuery->bindValue(":firstmsg", first);
-  requestMsgRangeQuery->bindValue(":lastmsg", last);
-
-  while(requestMsgRangeQuery->next()) {
-    Message msg(QDateTime::fromTime_t(requestMsgRangeQuery->value(1).toInt()),
-                buffer,
-                (Message::Type)requestMsgRangeQuery->value(2).toUInt(),
-                requestMsgRangeQuery->value(5).toString(),
-                requestMsgRangeQuery->value(4).toString(),
-                requestMsgRangeQuery->value(3).toUInt());
-    msg.msgId = requestMsgRangeQuery->value(0).toUInt();
-    messagelist << msg;
-  }
-
-  return messagelist;
-}
-
-void SqliteStorage::importOldBacklog() {
-  QSqlQuery query(logDb);
-  int user;
-  query.prepare("SELECT MIN(userid) FROM quasseluser");
-  query.exec();
-  if(!query.first()) {
-    qDebug() << "create a user first!";
-  } else {
-    user = query.value(0).toUInt();
-  }
-  query.prepare("DELETE FROM backlog WHERE bufferid IN (SELECT DISTINCT bufferid FROM buffer WHERE userid = :userid");
-  query.bindValue(":userid", user);
-  query.exec();
-  query.prepare("DELETE FROM buffer WHERE userid = :userid");
-  query.bindValue(":userid", user);
-  query.exec();
-  query.prepare("DELETE FROM buffergroup WHERE userid = :userid");
-  query.bindValue(":userid", user);
-  query.exec();
-  query.prepare("DELETE FROM network WHERE userid = :userid");
-  query.bindValue(":userid", user);
-  query.exec();
-  logDb.commit();
-  qDebug() << "All userdata has been deleted";
-  qDebug() << "importing old backlog files...";
-  initBackLogOld(user);
-  logDb.commit();
-  return;
-}
-
-
-