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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Qt Software Information (qt-info@nokia.com)
**
** This file is part of the Qt Messaging Framework.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain
** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at qt-sales@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QMAILSTOREIMPLEMENTATION_P_H
#define QMAILSTOREIMPLEMENTATION_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt Extended API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include "qmailstore.h"
#include <QList>
#include <QPair>
#include <QString>
#include <QTimer>
class QMailStoreImplementationBase : public QObject
{
Q_OBJECT
public:
QMailStoreImplementationBase(QMailStore* parent);
void initialize();
static QMailStore::InitializationState initializationState();
QMailStore::ErrorCode lastError() const;
void setLastError(QMailStore::ErrorCode code) const;
bool asynchronousEmission() const;
void flushIpcNotifications();
void notifyAccountsChange(QMailStore::ChangeType changeType, const QMailAccountIdList& ids);
void notifyMessagesChange(QMailStore::ChangeType changeType, const QMailMessageIdList& ids);
void notifyFoldersChange(QMailStore::ChangeType changeType, const QMailFolderIdList& ids);
void notifyMessageRemovalRecordsChange(QMailStore::ChangeType changeType, const QMailAccountIdList& ids);
void notifyRetrievalInProgress(const QMailAccountIdList& ids);
void notifyTransmissionInProgress(const QMailAccountIdList& ids);
bool setRetrievalInProgress(const QMailAccountIdList &ids);
bool setTransmissionInProgress(const QMailAccountIdList &ids);
static QString accountAddedSig();
static QString accountRemovedSig();
static QString accountUpdatedSig();
static QString accountContentsModifiedSig();
static QString messageAddedSig();
static QString messageRemovedSig();
static QString messageUpdatedSig();
static QString messageContentsModifiedSig();
static QString folderAddedSig();
static QString folderUpdatedSig();
static QString folderRemovedSig();
static QString folderContentsModifiedSig();
static QString messageRemovalRecordsAddedSig();
static QString messageRemovalRecordsRemovedSig();
static QString retrievalInProgressSig();
static QString transmissionInProgressSig();
static const int maxNotifySegmentSize = 0;
public slots:
void processIpcMessageQueue();
void ipcMessage(const QString& message, const QByteArray& data);
void flushNotifications();
void aboutToQuit();
protected:
typedef void (QMailStore::*AccountUpdateSignal)(const QMailAccountIdList&);
typedef QMap<QString, AccountUpdateSignal> AccountUpdateSignalMap;
static AccountUpdateSignalMap initAccountUpdateSignals();
typedef void (QMailStore::*FolderUpdateSignal)(const QMailFolderIdList&);
typedef QMap<QString, FolderUpdateSignal> FolderUpdateSignalMap;
static FolderUpdateSignalMap initFolderUpdateSignals();
typedef void (QMailStore::*MessageUpdateSignal)(const QMailMessageIdList&);
typedef QMap<QString, MessageUpdateSignal> MessageUpdateSignalMap;
static MessageUpdateSignalMap initMessageUpdateSignals();
static QMailStore::InitializationState initState;
virtual void emitIpcNotification(AccountUpdateSignal signal, const QMailAccountIdList &ids);
virtual void emitIpcNotification(FolderUpdateSignal signal, const QMailFolderIdList &ids);
virtual void emitIpcNotification(MessageUpdateSignal signal, const QMailMessageIdList &ids);
private:
virtual bool initStore() = 0;
bool emitIpcNotification();
QMailStore* q;
mutable QMailStore::ErrorCode errorCode;
bool asyncEmission;
QTimer preFlushTimer;
QTimer flushTimer;
QSet<QMailAccountId> addAccountsBuffer;
QSet<QMailFolderId> addFoldersBuffer;
QSet<QMailMessageId> addMessagesBuffer;
QSet<QMailAccountId> addMessageRemovalRecordsBuffer;
QSet<QMailMessageId> updateMessagesBuffer;
QSet<QMailFolderId> updateFoldersBuffer;
QSet<QMailAccountId> updateAccountsBuffer;
QSet<QMailAccountId> removeMessageRemovalRecordsBuffer;
QSet<QMailMessageId> removeMessagesBuffer;
QSet<QMailFolderId> removeFoldersBuffer;
QSet<QMailAccountId> removeAccountsBuffer;
QSet<QMailFolderId> folderContentsModifiedBuffer;
QSet<QMailAccountId> accountContentsModifiedBuffer;
QSet<QMailMessageId> messageContentsModifiedBuffer;
bool retrievalSetInitialized;
bool transmissionSetInitialized;
QSet<QMailAccountId> retrievalInProgressIds;
QSet<QMailAccountId> transmissionInProgressIds;
QTimer queueTimer;
QList<QPair<QString, QByteArray> > messageQueue;
};
class QMailStoreImplementation : public QMailStoreImplementationBase
{
public:
QMailStoreImplementation(QMailStore* parent);
virtual void clearContent() = 0;
virtual bool addAccount(QMailAccount *account, QMailAccountConfiguration *config,
QMailAccountIdList *addedAccountIds) = 0;
virtual bool addFolder(QMailFolder *f,
QMailFolderIdList *addedFolderIds, QMailAccountIdList *modifiedAccountIds) = 0;
virtual bool addMessages(const QList<QMailMessage *> &m,
QMailMessageIdList *addedMessageIds, QMailMessageIdList *updatedMessageIds, QMailFolderIdList *modifiedFolderIds, QMailAccountIdList *modifiedAccountIds) = 0;
virtual bool addMessages(const QList<QMailMessageMetaData *> &m,
QMailMessageIdList *addedMessageIds, QMailMessageIdList *updatedMessageIds, QMailFolderIdList *modifiedFolderIds, QMailAccountIdList *modifiedAccountIds) = 0;
virtual bool removeAccounts(const QMailAccountKey &key,
QMailAccountIdList *deletedAccounts, QMailFolderIdList *deletedFolders, QMailMessageIdList *deletedMessages, QMailMessageIdList *updatedMessages, QMailFolderIdList *modeifiedFolderIds, QMailAccountIdList *modifiedAccountIds) = 0;
virtual bool removeFolders(const QMailFolderKey &key, QMailStore::MessageRemovalOption option,
QMailFolderIdList *deletedFolders, QMailMessageIdList *deletedMessages, QMailMessageIdList *updatedMessages, QMailFolderIdList *modeifiedFolderIds, QMailAccountIdList *modifiedAccountIds) = 0;
virtual bool removeMessages(const QMailMessageKey &key, QMailStore::MessageRemovalOption option,
QMailMessageIdList *deletedMessages, QMailMessageIdList *updatedMessages, QMailFolderIdList *modifiedFolderIds, QMailAccountIdList *modifiedAccountIds) = 0;
virtual bool updateAccount(QMailAccount *account, QMailAccountConfiguration* config,
QMailAccountIdList *updatedAccountIds) = 0;
virtual bool updateAccountConfiguration(QMailAccountConfiguration* config,
QMailAccountIdList *updatedAccountIds) = 0;
virtual bool updateFolder(QMailFolder* f,
QMailFolderIdList *updatedFolderIds, QMailAccountIdList *modifiedAccountIds) = 0;
virtual bool updateMessages(const QList<QPair<QMailMessageMetaData *, QMailMessage *> > &m,
QMailMessageIdList *updatedMessageIds, QMailMessageIdList *modifiedMessageIds, QMailFolderIdList *modifiedFolderIds, QMailAccountIdList *modifiedAccountIds) = 0;
virtual bool updateMessagesMetaData(const QMailMessageKey &key, const QMailMessageKey::Properties &properties, const QMailMessageMetaData &data,
QMailMessageIdList *updatedMessageIds, QMailFolderIdList *modifiedFolderIds, QMailAccountIdList *modifiedAccountIds) = 0;
virtual bool updateMessagesMetaData(const QMailMessageKey &key, quint64 messageStatus, bool set,
QMailMessageIdList *updatedMessageIds, QMailFolderIdList *modifiedFolderIds, QMailAccountIdList *modifiedAccountIds) = 0;
virtual bool restoreToPreviousFolder(const QMailMessageKey &key,
QMailMessageIdList *updatedMessageIds, QMailFolderIdList *modifiedFolderIds, QMailAccountIdList *modifiedAccountIds) = 0;
virtual bool purgeMessageRemovalRecords(const QMailAccountId &accountId, const QStringList &serverUids) = 0;
virtual int countAccounts(const QMailAccountKey &key) const = 0;
virtual int countFolders(const QMailFolderKey &key) const = 0;
virtual int countMessages(const QMailMessageKey &key) const = 0;
virtual int sizeOfMessages(const QMailMessageKey &key) const = 0;
virtual QMailAccountIdList queryAccounts(const QMailAccountKey &key, const QMailAccountSortKey &sortKey) const = 0;
virtual QMailFolderIdList queryFolders(const QMailFolderKey &key, const QMailFolderSortKey &sortKey) const = 0;
virtual QMailMessageIdList queryMessages(const QMailMessageKey &key, const QMailMessageSortKey &sortKey) const = 0;
virtual QMailAccount account(const QMailAccountId &id) const = 0;
virtual QMailAccountConfiguration accountConfiguration(const QMailAccountId &id) const = 0;
virtual QMailFolder folder(const QMailFolderId &id) const = 0;
virtual QMailMessage message(const QMailMessageId &id) const = 0;
virtual QMailMessage message(const QString &uid, const QMailAccountId &accountId) const = 0;
virtual QMailMessageMetaData messageMetaData(const QMailMessageId &id) const = 0;
virtual QMailMessageMetaData messageMetaData(const QString &uid, const QMailAccountId &accountId) const = 0;
virtual QMailMessageMetaDataList messagesMetaData(const QMailMessageKey &key, const QMailMessageKey::Properties &properties, QMailStore::ReturnOption option) const = 0;
virtual QMailMessageRemovalRecordList messageRemovalRecords(const QMailAccountId &parentAccountId, const QMailFolderId &parentFolderId) const = 0;
virtual bool registerAccountStatusFlag(const QString &name) = 0;
virtual quint64 accountStatusMask(const QString &name) const = 0;
virtual bool registerFolderStatusFlag(const QString &name) = 0;
virtual quint64 folderStatusMask(const QString &name) const = 0;
virtual bool registerMessageStatusFlag(const QString &name) = 0;
virtual quint64 messageStatusMask(const QString &name) const = 0;
};
#endif
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