1 /***************************************************************************
2 * Copyright (C) 2005-07 by The Quassel Team *
3 * devel@quassel-irc.org *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) any later version. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
19 ***************************************************************************/
36 foreach(QDataStream *s, logStreams) {
39 foreach(QFile *f, logFiles) {
40 if(f->isOpen()) f->close();
46 void Backlog::init(QString _user) {
48 QDir backlogDir = QDir(Global::quasselDir);
49 if(!backlogDir.exists()) {
50 qWarning(QString("Creating backlog directory \"%1\"...").arg(backlogDir.absolutePath()).toAscii());
51 if(!backlogDir.mkpath(backlogDir.absolutePath())) {
52 qWarning(QString("Could not create backlog directory! Disabling logging...").toAscii());
53 backlogEnabled = false;
57 QString backlogFile = Global::quasselDir + "/quassel-backlog.sqlite";
58 logDb = QSqlDatabase::addDatabase("QSQLITE", user);
59 logDb.setDatabaseName(backlogFile);
60 bool ok = logDb.open();
62 qWarning(tr("Could not open backlog database: %1").arg(logDb.lastError().text()).toAscii());
63 qWarning(tr("Disabling logging...").toAscii());
64 backlogEnabled = false; return;
67 if(!logDb.transaction()) qWarning(tr("Database driver does not support transactions. This might lead to a corrupt database!").toAscii());
68 QString tname = QString("'Backlog$%1$'").arg(user);
69 QSqlQuery query(logDb);
71 //query.exec(QString("DROP TABLE %1").arg(tname)); // DEBUG
72 //query.exec(QString("DROP TABLE 'Senders$%1$'").arg(user));
73 //query.exec(QString("DROP TABLE 'Buffers$%1$'").arg(user));
75 query.exec(QString("CREATE TABLE IF NOT EXISTS %1 ("
76 "MsgId INTEGER PRIMARY KEY AUTOINCREMENT,"
84 query.exec(QString("INSERT OR REPLACE INTO %1 (MsgId, SenderId, Text) VALUES (0, '$VERSION$', %2)").arg(tname).arg(DBVERSION));
85 query.exec(QString("CREATE TABLE IF NOT EXISTS 'Senders$%1$' (SenderId INTEGER PRIMARY KEY AUTOINCREMENT, Sender TEXT)").arg(user));
86 query.exec(QString("CREATE TABLE IF NOT EXISTS 'Buffers$%1$' (BufferId INTEGER PRIMARY KEY AUTOINCREMENT, GroupId INTEGER, Network TEXT, Buffer TEXT)").arg(user));
87 if(query.lastError().isValid()) {
88 qWarning(tr("Could not create backlog table: %1").arg(query.lastError().text()).toAscii());
89 qWarning(tr("Disabling logging...").toAscii());
91 backlogEnabled = false; return;
93 // Find the next free uid numbers
94 query.exec(QString("SELECT MsgId FROM %1 ORDER BY MsgId DESC LIMIT 1").arg(tname));
96 if(query.value(0).isValid()) nextMsgId = query.value(0).toUInt() + 1;
98 qWarning(tr("Something is wrong with the backlog database! %1").arg(query.lastError().text()).toAscii());
101 query.exec(QString("SELECT BufferId FROM 'Buffers$%1$' ORDER BY BufferId DESC LIMIT 1").arg(user));
103 if(query.value(0).isValid()) nextBufferId = query.value(0).toUInt() + 1;
105 qWarning(tr("Something is wrong with the backlog database! %1").arg(query.lastError().text()).toAscii());
108 } else nextBufferId = 0;
109 query.exec(QString("SELECT SenderId FROM 'Senders$%1$' ORDER BY SenderId DESC LIMIT 1").arg(user));
111 if(query.value(0).isValid()) nextSenderId = query.value(0).toUInt() + 1;
113 qWarning(tr("Something is wrong with the backlog database! %1").arg(query.lastError().text()).toAscii());
116 } else nextSenderId = 0;
118 backlogEnabled = true;
121 uint Backlog::logMessage(Message msg) {
122 if(!backlogEnabled) return 0;
125 QSqlQuery query(logDb);
126 QString s = msg.sender; s.replace('\'', "''");
127 QString t = msg.text; t.replace('\'', "''");
128 // Let's do some space-saving optimizations...
129 query.exec(QString("SELECT SenderId FROM 'Senders$%1$' WHERE Sender == '%2'").arg(user).arg(s));
132 query.exec(QString("INSERT INTO 'Senders$%1$' (SenderId, Sender) VALUES (%2, '%3')").arg(user).arg(nextSenderId).arg(s));
134 } else suid = query.value(0).toInt();
135 query.exec(QString("INSERT INTO 'Backlog$%1$' (MsgId, Time, BufferId, Type, Flags, SenderId, Text) VALUES (%2, %3, %4, %5, %6, %7, X'%8')").arg(user)
136 .arg(nextMsgId).arg(msg.timeStamp.toTime_t()).arg(msg.buffer.uid()).arg(msg.type).arg(msg.flags).arg(suid).arg(t.toUtf8().toHex().constData()));
138 if(query.lastError().isValid()) {
139 qWarning(tr("Database error while logging: %1").arg(query.lastError().text()).toAscii());
145 if(suid == nextSenderId) nextSenderId++;
147 return nextMsgId - 1;
150 // TODO: optimize by keeping free IDs in memory? What about deleted IDs? Nickchanges for queries?
151 BufferId Backlog::getBufferId(QString net, QString buf) {
152 if(!backlogEnabled) {
153 return BufferId(0, net, buf);
155 //QByteArray n = net.toUtf8().toHex();
156 //QByteArray b = buf.toUtf8().toHex();
159 QSqlQuery query(logDb);
161 query.exec(QString("SELECT BufferId FROM 'Buffers$%1$' WHERE Network == '%2' AND Buffer == '%3'").arg(user).arg(net).arg(buf));
163 // TODO: joined buffers/queries
164 query.exec(QString("INSERT INTO 'Buffers$%1$' (BufferId, GroupId, Network, Buffer) VALUES (%2, %2, '%3', '%4')").arg(user).arg(nextBufferId).arg(net).arg(buf));
165 uid = nextBufferId++;
167 } else uid = query.value(0).toInt();
169 BufferId id(uid, net, buf, uid); // FIXME (joined buffers)
170 if(flg) emit bufferIdUpdated(id);
171 return id; // FIXME (joined buffers)
174 QList<BufferId> Backlog::requestBuffers(QDateTime since) {
175 QList<BufferId> result;
176 QSqlQuery query(logDb);
177 if(!since.isValid()) {
178 query.exec(QString("SELECT BufferId, GroupId, Network, Buffer FROM 'Buffers$%1$'").arg(user));
180 query.exec(QString("SELECT DISTINCT 'Buffers$%1$'.BufferId, GroupId, Network, Buffer FROM 'Buffers$%1$' NATURAL JOIN 'Backlog$%1$' "
181 "WHERE Time >= %2").arg(user).arg(since.toTime_t()));
183 while(query.next()) {
184 result.append(BufferId(query.value(0).toUInt(), query.value(2).toString(), query.value(3).toString(), query.value(1).toUInt()));
189 QList<Message> Backlog::requestMsgs(BufferId id, int lastlines, int offset) {
190 QList<Message> result;
191 QSqlQuery query(logDb);
193 if(lastlines > 0) limit = QString("LIMIT %1").arg(lastlines);
194 query.exec(QString("SELECT MsgId, Time, Type, Flags, Sender, Text FROM 'Senders$%1$' NATURAL JOIN 'Backlog$%1$' "
195 "WHERE BufferId IN (SELECT BufferId FROM 'Buffers$%1$' WHERE GroupId == %2) ORDER BY MsgId DESC %3").arg(user).arg(id.groupId()).arg(limit));
196 while(query.next()) {
197 if(offset >= 0 && query.value(0).toInt() >= offset) continue;
198 Message msg(QDateTime::fromTime_t(query.value(1).toInt()), id, (Message::Type)query.value(2).toUInt(), QString::fromUtf8(query.value(5).toByteArray()),
199 query.value(4).toString(), query.value(3).toUInt());
200 msg.msgId = query.value(0).toUInt();
208 // This is kept here for importing the old file-based backlog.
210 void Backlog::importOldBacklog() {
211 qDebug() << "Deleting backlog database...";
212 logDb.exec(QString("DELETE FROM 'Backlog$%1$' WHERE SenderId != '$VERSION$'").arg(user));
213 logDb.exec(QString("DELETE FROM 'Senders$%1$'").arg(user));
214 logDb.exec(QString("DELETE FROM 'Buffers$%1$'").arg(user));
215 nextMsgId = 1; nextBufferId = 1; nextSenderId = 1;
216 qDebug() << "Importing old backlog files...";
218 if(!backLogEnabledOld) return;
219 logDb.exec("VACUUM");
220 qDebug() << "Backlog successfully imported, you have to restart Quassel now!";
225 // file name scheme: quassel-backlog-2006-29-10.bin
226 void Backlog::initBackLogOld() {
227 backLogDir = QDir(Global::quasselDir + "/backlog");
228 if(!backLogDir.exists()) {
229 qWarning(QString("Creating backlog directory \"%1\"...").arg(backLogDir.absolutePath()).toAscii());
230 if(!backLogDir.mkpath(backLogDir.absolutePath())) {
231 qWarning(QString("Could not create backlog directory! Disabling logging...").toAscii());
232 backLogEnabledOld = false;
236 backLogDir.refresh();
237 //if(!backLogDir.isReadable()) {
238 // qWarning(QString("Cannot read directory \"%1\". Disabling logging...").arg(backLogDir.absolutePath()).toAscii());
239 // backLogEnabled = false;
242 QStringList networks = backLogDir.entryList(QDir::Dirs|QDir::NoDotAndDotDot|QDir::Readable, QDir::Name);
243 foreach(QString net, networks) {
244 QDir dir(backLogDir.absolutePath() + "/" + net);
246 qWarning(QString("Could not change to directory \"%1\"!").arg(dir.absolutePath()).toAscii());
249 QStringList logs = dir.entryList(QStringList("quassel-backlog-*.bin"), QDir::Files|QDir::Readable, QDir::Name);
250 foreach(QString name, logs) {
251 QFile f(dir.absolutePath() + "/" + name);
252 if(!f.open(QIODevice::ReadOnly)) {
253 qWarning(QString("Could not open \"%1\" for reading!").arg(f.fileName()).toAscii());
257 in.setVersion(QDataStream::Qt_4_2);
258 QByteArray verstring; quint8 vernum; in >> verstring >> vernum;
259 if(verstring != BACKLOG_STRING) {
260 qWarning(QString("\"%1\" is not a Quassel backlog file!").arg(f.fileName()).toAscii());
263 if(vernum != BACKLOG_FORMAT) {
264 qWarning(QString("\"%1\": Version mismatch!").arg(f.fileName()).toAscii());
267 qDebug() << "Reading backlog from" << f.fileName();
268 logFileDates[net] = QDate::fromString(f.fileName(),
269 QString("'%1/quassel-backlog-'yyyy-MM-dd'.bin'").arg(dir.absolutePath()));
270 if(!logFileDates[net].isValid()) {
271 qWarning(QString("\"%1\" has an invalid file name!").arg(f.fileName()).toAscii());
276 QByteArray s, m, targ;
277 in >> ts >> t >> f >> targ >> s >> m;
278 QString target = QString::fromUtf8(targ);
279 QString sender = QString::fromUtf8(s);
280 QString text = QString::fromUtf8(m);
282 if((f & Message::PrivMsg) && !(f & Message::Self)) {
283 id = getBufferId(net, sender);
285 id = getBufferId(net, target);
287 Message msg(QDateTime::fromTime_t(ts), id, (Message::Type)t, text, sender, f);
288 //backLog[net].append(m);
294 backLogEnabledOld = true;
298 /** Log a core message (emitted via a displayMsg() signal) to the backlog file.
299 * If a file for the current day does not exist, one will be created. Otherwise, messages will be appended.
300 * The file header is the string defined by BACKLOG_STRING, followed by a quint8 specifying the format
301 * version (BACKLOG_FORMAT). The rest is simply serialized Message objects.
303 void Backlog::logMessageOld(QString net, Message msg) {
304 backLog[net].append(msg);
305 if(!logFileDirs.contains(net)) {
306 QDir dir(backLogDir.absolutePath() + "/" + net);
308 qWarning(QString("Creating backlog directory \"%1\"...").arg(dir.absolutePath()).toAscii());
309 if(!dir.mkpath(dir.absolutePath())) {
310 qWarning(QString("Could not create backlog directory!").toAscii());
314 logFileDirs[net] = dir;
315 Q_ASSERT(!logFiles.contains(net) && !logStreams.contains(net));
316 if(!logFiles.contains(net)) logFiles[net] = new QFile();
317 if(!logStreams.contains(net)) logStreams[net] = new QDataStream();
319 if(!logFileDates[net].isValid() || logFileDates[net] < QDate::currentDate()) {
320 if(logFiles[net]->isOpen()) logFiles[net]->close();
321 logFileDates[net] = QDate::currentDate();
323 if(!logFiles[net]->isOpen()) {
324 logFiles[net]->setFileName(QString("%1/%2").arg(logFileDirs[net].absolutePath())
325 .arg(logFileDates[net].toString("'quassel-backlog-'yyyy-MM-dd'.bin'")));
326 if(!logFiles[net]->open(QIODevice::WriteOnly|QIODevice::Append|QIODevice::Unbuffered)) {
327 qWarning(QString("Could not open \"%1\" for writing: %2")
328 .arg(logFiles[net]->fileName()).arg(logFiles[net]->errorString()).toAscii());
331 logStreams[net]->setDevice(logFiles[net]); logStreams[net]->setVersion(QDataStream::Qt_4_2);
332 if(!logFiles[net]->size()) *logStreams[net] << BACKLOG_STRING << (quint8)BACKLOG_FORMAT;
334 *logStreams[net] << msg;