1 /***************************************************************************
2 * Copyright (C) 2005-09 by the Quassel Project *
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) version 3. *
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 ***************************************************************************/
21 #ifndef POSTGRESQLSTORAGE_H
22 #define POSTGRESQLSTORAGE_H
24 #include "abstractsqlstorage.h"
26 #include <QSqlDatabase>
29 class PostgreSqlStorage : public AbstractSqlStorage {
33 PostgreSqlStorage(QObject *parent = 0);
34 virtual ~PostgreSqlStorage();
36 virtual AbstractSqlMigrationWriter *createMigrationWriter();
40 virtual bool isAvailable() const;
41 virtual QString displayName() const;
42 virtual QString description() const;
43 virtual QStringList setupKeys() const;
44 virtual QVariantMap setupDefaults() const;
46 // TODO: Add functions for configuring the backlog handling, i.e. defining auto-cleanup settings etc
50 virtual UserId addUser(const QString &user, const QString &password);
51 virtual bool updateUser(UserId user, const QString &password);
52 virtual void renameUser(UserId user, const QString &newName);
53 virtual UserId validateUser(const QString &user, const QString &password);
54 virtual UserId getUserId(const QString &username);
55 virtual UserId internalUser();
56 virtual void delUser(UserId user);
57 virtual void setUserSetting(UserId userId, const QString &settingName, const QVariant &data);
58 virtual QVariant getUserSetting(UserId userId, const QString &settingName, const QVariant &defaultData = QVariant());
60 /* Identity handling */
61 virtual IdentityId createIdentity(UserId user, CoreIdentity &identity);
62 virtual bool updateIdentity(UserId user, const CoreIdentity &identity);
63 virtual void removeIdentity(UserId user, IdentityId identityId);
64 virtual QList<CoreIdentity> identities(UserId user);
66 /* Network handling */
67 virtual NetworkId createNetwork(UserId user, const NetworkInfo &info);
68 virtual bool updateNetwork(UserId user, const NetworkInfo &info);
69 virtual bool removeNetwork(UserId user, const NetworkId &networkId);
70 virtual QList<NetworkInfo> networks(UserId user);
71 virtual QList<NetworkId> connectedNetworks(UserId user);
72 virtual void setNetworkConnected(UserId user, const NetworkId &networkId, bool isConnected);
74 /* persistent channels */
75 virtual QHash<QString, QString> persistentChannels(UserId user, const NetworkId &networkId);
76 virtual void setChannelPersistent(UserId user, const NetworkId &networkId, const QString &channel, bool isJoined);
77 virtual void setPersistentChannelKey(UserId user, const NetworkId &networkId, const QString &channel, const QString &key);
79 /* persistent user states */
80 virtual QString awayMessage(UserId user, NetworkId networkId);
81 virtual void setAwayMessage(UserId user, NetworkId networkId, const QString &awayMsg);
82 virtual QString userModes(UserId user, NetworkId networkId);
83 virtual void setUserModes(UserId user, NetworkId networkId, const QString &userModes);
86 virtual BufferInfo bufferInfo(UserId user, const NetworkId &networkId, BufferInfo::Type type, const QString &buffer = "", bool create = true);
87 virtual BufferInfo getBufferInfo(UserId user, const BufferId &bufferId);
88 virtual QList<BufferInfo> requestBuffers(UserId user);
89 virtual QList<BufferId> requestBufferIdsForNetwork(UserId user, NetworkId networkId);
90 virtual bool removeBuffer(const UserId &user, const BufferId &bufferId);
91 virtual bool renameBuffer(const UserId &user, const BufferId &bufferId, const QString &newName);
92 virtual bool mergeBuffersPermanently(const UserId &user, const BufferId &bufferId1, const BufferId &bufferId2);
93 virtual void setBufferLastSeenMsg(UserId user, const BufferId &bufferId, const MsgId &msgId);
94 virtual QHash<BufferId, MsgId> bufferLastSeenMsgIds(UserId user);
96 /* Message handling */
97 virtual bool logMessage(Message &msg);
98 virtual bool logMessages(MessageList &msgs);
99 virtual QList<Message> requestMsgs(UserId user, BufferId bufferId, MsgId first = -1, MsgId last = -1, int limit = -1);
100 virtual QList<Message> requestAllMsgs(UserId user, MsgId first = -1, MsgId last = -1, int limit = -1);
103 virtual void initDbSession(QSqlDatabase &db);
104 virtual void setConnectionProperties(const QVariantMap &properties);
105 inline virtual QString driverName() { return "QPSQL"; }
106 inline virtual QString hostName() { return _hostName; }
107 inline virtual int port() { return _port; }
108 inline virtual QString databaseName() { return _databaseName; }
109 inline virtual QString userName() { return _userName; }
110 inline virtual QString password() { return _password; }
111 virtual int installedSchemaVersion();
112 virtual bool updateSchemaVersion(int newVersion);
113 virtual bool setupSchemaVersion(int version);
114 void safeExec(QSqlQuery &query);
116 bool beginReadOnlyTransaction(QSqlDatabase &db);
118 bool prepareQuery(const QString &handle, const QString &query, const QSqlDatabase &db);
119 QSqlQuery executePreparedQuery(const QString &handle, const QVariantList ¶ms, const QSqlDatabase &db);
120 QSqlQuery executePreparedQuery(const QString &handle, const QVariant ¶m, const QSqlDatabase &db);
121 void deallocateQuery(const QString &handle, const QSqlDatabase &db);
123 inline void savePoint(const QString &handle, const QSqlDatabase &db) { db.exec(QString("SAVEPOINT %1").arg(handle)); }
124 inline void rollbackSavePoint(const QString &handle, const QSqlDatabase &db) { db.exec(QString("ROLLBACK TO SAVEPOINT %1").arg(handle)); }
125 inline void releaseSavePoint(const QString &handle, const QSqlDatabase &db) { db.exec(QString("RELEASE SAVEPOINT %1").arg(handle)); }
128 void bindNetworkInfo(QSqlQuery &query, const NetworkInfo &info);
129 void bindServerInfo(QSqlQuery &query, const Network::Server &server);
133 QString _databaseName;
137 typedef QHash<QString, QString> QueryHash;
138 QHash<QString, QueryHash> _preparedQueries; // one query hash per db connection
139 QMutex _queryHashMutex;
143 inline void PostgreSqlStorage::safeExec(QSqlQuery &query) { query.exec(); }
146 // ========================================
147 // PostgreSqlMigration
148 // ========================================
149 class PostgreSqlMigrationWriter : public PostgreSqlStorage, public AbstractSqlMigrationWriter {
153 PostgreSqlMigrationWriter();
155 virtual bool writeMo(const QuasselUserMO &user);
156 virtual bool writeMo(const SenderMO &sender);
157 virtual bool writeMo(const IdentityMO &identity);
158 virtual bool writeMo(const IdentityNickMO &identityNick);
159 virtual bool writeMo(const NetworkMO &network);
160 virtual bool writeMo(const BufferMO &buffer);
161 virtual bool writeMo(const BacklogMO &backlog);
162 virtual bool writeMo(const IrcServerMO &ircserver);
163 virtual bool writeMo(const UserSettingMO &userSetting);
165 bool prepareQuery(MigrationObject mo);
167 virtual bool postProcess();
170 virtual inline bool transaction() { return logDb().transaction(); }
171 virtual inline void rollback() { logDb().rollback(); }
172 virtual inline bool commit() { return logDb().commit(); }
179 Sequence(const char *table, const char *field) : table(table), field(field) {}
182 QSet<int> _validIdentities;