/***************************************************************************
- * Copyright (C) 2005/06 by The Quassel Team *
+ * Copyright (C) 2005-08 by the Quassel Project *
* 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. *
+ * (at your option) version 3. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
#ifndef _CORE_H_
#define _CORE_H_
+#include <QDateTime>
+#include <QMutex>
#include <QString>
#include <QVariant>
-#include <QTcpServer>
-#include <QTcpSocket>
+#include <QTimer>
-#include "global.h"
+#ifdef HAVE_SSL
+# include <QSslSocket>
+# include "sslserver.h"
+#else
+# include <QTcpSocket>
+# include <QTcpServer>
+#endif
+
+#include "bufferinfo.h"
+#include "message.h"
+#include "sessionthread.h"
+#include "types.h"
class CoreSession;
+class SessionThread;
class Storage;
+struct NetworkInfo;
class Core : public QObject {
Q_OBJECT
static Core * instance();
static void destroy();
- static CoreSession * session(UserId);
- static CoreSession * localSession();
- static CoreSession * createSession(UserId);
+ static void saveState();
+ static void restoreState();
+
+ /*** Storage access ***/
+ // These methods are threadsafe.
+
+ //! Store a user setting persistently
+ /**
+ * \param userId The users Id
+ * \param settingName The Name of the Setting
+ * \param data The Value
+ */
+ static void setUserSetting(UserId userId, const QString &settingName, const QVariant &data);
+
+ //! Retrieve a persistent user setting
+ /**
+ * \param userId The users Id
+ * \param settingName The Name of the Setting
+ * \param default Value to return in case it's unset.
+ * \return the Value of the Setting or the default value if it is unset.
+ */
+ static QVariant getUserSetting(UserId userId, const QString &settingName, const QVariant &data = QVariant());
+
+
+ //! Create a Network in the Storage and store it's Id in the given NetworkInfo
+ /** \note This method is thredsafe.
+ *
+ * \param user The core user
+ * \param networkInfo a NetworkInfo definition to store the newly created ID in
+ * \return true if successfull.
+ */
+ static bool createNetwork(UserId user, NetworkInfo &info);
+
+ //! Apply the changes to NetworkInfo info to the storage engine
+ /** \note This method is thredsafe.
+ *
+ * \param user The core user
+ * \param networkInfo The Updated NetworkInfo
+ * \return true if successfull.
+ */
+ static bool updateNetwork(UserId user, const NetworkInfo &info);
+
+ //! Permanently remove a Network and all the data associated with it.
+ /** \note This method is thredsafe.
+ *
+ * \param user The core user
+ * \param networkId The network to delete
+ * \return true if successfull.
+ */
+ static bool removeNetwork(UserId user, const NetworkId &networkId);
+
+ //! Returns a list of all NetworkInfos for the given UserId user
+ /** \note This method is thredsafe.
+ *
+ * \param user The core user
+ * \return QList<NetworkInfo>.
+ */
+ static QList<NetworkInfo> networks(UserId user);
+
+ //! Get the NetworkId for a network name.
+ /** \note This method is threadsafe.
+ *
+ * \param user The core user
+ * \param network The name of the network
+ * \return The NetworkId corresponding to the given network.
+ */
+ static NetworkId networkId(UserId user, const QString &network);
+
+ //! Get a list of Networks to restore
+ /** Return a list of networks the user was connected at the time of core shutdown
+ * \note This method is threadsafe.
+ *
+ * \param user The User Id in question
+ */
+ static QList<NetworkId> connectedNetworks(UserId user);
+
+ //! Update the connected state of a network
+ /** \note This method is threadsafe
+ *
+ * \param user The Id of the networks owner
+ * \param networkId The Id of the network
+ * \param isConnected whether the network is connected or not
+ */
+ static void setNetworkConnected(UserId user, const NetworkId &networkId, bool isConnected);
+
+ //! Get a hash of channels with their channel keys for a given network
+ /** The keys are channel names and values are passwords (possibly empty)
+ * \note This method is threadsafe
+ *
+ * \param user The id of the networks owner
+ * \param networkId The Id of the network
+ */
+ static QHash<QString, QString> persistentChannels(UserId user, const NetworkId &networkId);
+
+ //! Update the connected state of a channel
+ /** \note This method is threadsafe
+ *
+ * \param user The Id of the networks owner
+ * \param networkId The Id of the network
+ * \param channel The name of the channel
+ * \param isJoined whether the channel is connected or not
+ */
+ static void setChannelPersistent(UserId user, const NetworkId &networkId, const QString &channel, bool isJoined);
- static QVariant connectLocalClient(QString user, QString passwd);
- static void disconnectLocalClient();
+ //! Update the key of a channel
+ /** \note This method is threadsafe
+ *
+ * \param user The Id of the networks owner
+ * \param networkId The Id of the network
+ * \param channel The name of the channel
+ * \param key The key of the channel (possibly empty)
+ */
+ static void setPersistentChannelKey(UserId user, const NetworkId &networkId, const QString &channel, const QString &key);
+
+ //! Get the unique BufferInfo for the given combination of network and buffername for a user.
+ /** \note This method is threadsafe.
+ *
+ * \param user The core user who owns this buffername
+ * \param networkId The network id
+ * \param type The type of the buffer (StatusBuffer, Channel, etc.)
+ * \param buffer The buffer name (if empty, the net's status buffer is returned)
+ * \return The BufferInfo corresponding to the given network and buffer name, or 0 if not found
+ */
+ static BufferInfo bufferInfo(UserId user, const NetworkId &networkId, BufferInfo::Type, const QString &buffer = "");
+
+ //! Get the unique BufferInfo for a bufferId
+ /** \note This method is threadsafe
+ * \param user The core user who owns this buffername
+ * \param bufferId The id of the buffer
+ * \return The BufferInfo corresponding to the given buffer id, or an invalid BufferInfo if not found.
+ */
+ static BufferInfo getBufferInfo(UserId user, const BufferId &bufferId);
+
+
+ //! Store a Message in the backlog.
+ /** \note This method is threadsafe.
+ *
+ * \param msg The message object to be stored
+ * \return The globally unique id for the stored message
+ */
+ static MsgId storeMessage(const Message &message);
+
+ //! Request a certain number (or all) messages stored in a given buffer.
+ /** \note This method is threadsafe.
+ *
+ * \param buffer The buffer we request messages from
+ * \param lastmsgs The number of messages we would like to receive, or -1 if we'd like all messages from that buffername
+ * \param offset Do not return (but DO count) messages with MsgId >= offset, if offset >= 0
+ * \return The requested list of messages
+ */
+ static QList<Message> requestMsgs(UserId user, BufferId buffer, int lastmsgs = -1, int offset = -1);
+
+ //! Request messages stored in a given buffer since a certain point in time.
+ /** \note This method is threadsafe.
+ *
+ * \param buffer The buffer we request messages from
+ * \param since Only return messages newer than this point in time
+ * \param offset Do not return messages with MsgId >= offset, if offset >= 0
+ * \return The requested list of messages
+ */
+ static QList<Message> requestMsgs(UserId user, BufferId buffer, QDateTime since, int offset = -1);
+
+ //! Request a range of messages stored in a given buffer.
+ /** \note This method is threadsafe.
+ *
+ * \param buffer The buffer we request messages from
+ * \param first Return messages with first <= MsgId <= last
+ * \param last Return messages with first <= MsgId <= last
+ * \return The requested list of messages
+ */
+ static QList<Message> requestMsgRange(UserId user, BufferId buffer, int first, int last);
+
+ //! Request a list of all buffers known to a user.
+ /** This method is used to get a list of all buffers we have stored a backlog from.
+ * \note This method is threadsafe.
+ *
+ * \param user The user whose buffers we request
+ * \return A list of the BufferInfos for all buffers as requested
+ */
+ static QList<BufferInfo> requestBuffers(UserId user);
+
+
+ //! Request a list of BufferIds for a given NetworkId
+ /** \note This method is threadsafe.
+ *
+ * \param user The user whose buffers we request
+ * \param networkId The NetworkId of the network in question
+ * \return List of BufferIds belonging to the Network
+ */
+ static QList<BufferId> requestBufferIdsForNetwork(UserId user, NetworkId networkId);
+
+ //! Remove permanently a buffer and it's content from the storage backend
+ /** This call cannot be reverted!
+ * \note This method is threadsafe.
+ *
+ * \param user The user who is the owner of the buffer
+ * \param bufferId The bufferId
+ * \return true if successfull
+ */
+ static bool removeBuffer(const UserId &user, const BufferId &bufferId);
+
+ //! Rename a Buffer
+ /** \note This method is threadsafe.
+ * \param user The id of the buffer owner
+ * \param networkId The id of the network the buffer belongs to
+ * \param newName The new name of the buffer
+ * \param oldName The previous name of the buffer
+ * \return the BufferId of the affected buffer or an invalid BufferId if not successfull
+ */
+ static BufferId renameBuffer(const UserId &user, const NetworkId &networkId, const QString &newName, const QString &oldName);
+
+ //! Update the LastSeenDate for a Buffer
+ /** This Method is used to make the LastSeenDate of a Buffer persistent
+ * \note This method is threadsafe.
+ *
+ * \param user The Owner of that Buffer
+ * \param bufferId The buffer id
+ * \param MsgId The Message id of the message that has been just seen
+ */
+ static void setBufferLastSeenMsg(UserId user, const BufferId &bufferId, const MsgId &msgId);
+
+ //! Get a Hash of all last seen message ids
+ /** This Method is called when the Quassel Core is started to restore the lastSeenMsgIds
+ * \note This method is threadsafe.
+ *
+ * \param user The Owner of the buffers
+ */
+ static QHash<BufferId, MsgId> bufferLastSeenMsgIds(UserId user);
+
+ const QDateTime &startTime() const { return _startTime; }
+
+ public slots:
+ //! Make storage data persistent
+ /** \note This method is threadsafe.
+ */
+ void syncStorage();
+
+ signals:
+ //! Sent when a BufferInfo is updated in storage.
+ void bufferInfoUpdated(UserId user, const BufferInfo &info);
private slots:
- //void recvProxySignal(CoreSignal, QVariant, QVariant, QVariant);
- bool startListening(uint port = DEFAULT_PORT);
+ bool startListening();
void stopListening();
void incomingConnection();
void clientHasData();
void clientDisconnected();
+ bool initStorage(QVariantMap dbSettings, bool setup = false);
+
+#ifdef HAVE_SSL
+ void sslErrors(const QList<QSslError> &errors);
+#endif
+ void socketError(QAbstractSocket::SocketError);
+
private:
Core();
~Core();
void init();
static Core *instanceptr;
- //! Initiate a session for the user with the given credentials if one does not already exist.
- /** This function is called during the init process for a new client. If there is no session for the
- * given user, one is created.
- * \param userId The user
- * \return A QVariant containing the session data, e.g. global data and buffers
- */
- QVariant initSession(UserId userId);
- void processClientInit(QTcpSocket *socket, const QVariant &v);
+ SessionThread *createSession(UserId userId, bool restoreState = false);
+ void setupClientSession(QTcpSocket *socket, UserId uid);
+ void processClientMessage(QTcpSocket *socket, const QVariantMap &msg);
+ //void processCoreSetup(QTcpSocket *socket, QVariantMap &msg);
+ QString setupCore(const QVariant &setupData);
+
+ bool registerStorageBackend(Storage *);
+ void unregisterStorageBackend(Storage *);
- UserId guiUser;
- QHash<UserId, CoreSession *> sessions;
+ QHash<UserId, SessionThread *> sessions;
Storage *storage;
+ QTimer _storageSyncTimer;
+
+#ifdef HAVE_SSL
+ SslServer _server, _v6server;
+#else
+ QTcpServer _server, _v6server;
+#endif
+
+ QHash<QTcpSocket *, quint32> blocksizes;
+ QHash<QTcpSocket *, QVariantMap> clientInfo;
+
+ QHash<QString, Storage *> _storageBackends;
+
+ QDateTime _startTime;
+
+ bool configured;
- QTcpServer server; // TODO: implement SSL
- QHash<QTcpSocket *, UserId> validClients;
- QHash<QTcpSocket *, quint32> blockSizes;
+ static QMutex mutex;
};
#endif