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/***************************************************************************
* Copyright (C) 2005-2019 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) version 3. *
* *
* 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., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#include "backlogrequester.h"
#include <QObject>
#include "backlogsettings.h"
#include "bufferviewoverlay.h"
#include "clientbacklogmanager.h"
BacklogRequester::BacklogRequester(bool buffering, RequesterType requesterType, ClientBacklogManager *backlogManager)
: backlogManager(backlogManager),
_isBuffering(buffering),
_requesterType(requesterType),
_totalBuffers(0)
{
Q_ASSERT(backlogManager);
}
void BacklogRequester::setWaitingBuffers(const BufferIdList& buffers)
{
_buffersWaiting = {buffers.begin(), buffers.end()};
_totalBuffers = int(_buffersWaiting.size());
}
bool BacklogRequester::buffer(BufferId bufferId, const MessageList &messages)
{
_bufferedMessages << messages;
_buffersWaiting.erase(bufferId);
return !_buffersWaiting.empty();
}
BufferIdList BacklogRequester::allBufferIds() const
{
QSet<BufferId> bufferIds = Client::bufferViewOverlay()->bufferIds();
bufferIds += Client::bufferViewOverlay()->tempRemovedBufferIds();
return bufferIds.values();
}
void BacklogRequester::flushBuffer()
{
if (!_buffersWaiting.empty()) {
qWarning() << Q_FUNC_INFO << "was called before all backlog was received:" << _buffersWaiting.size() << "buffers are waiting.";
}
_bufferedMessages.clear();
_totalBuffers = 0;
_buffersWaiting.clear();
}
// ========================================
// FIXED BACKLOG REQUESTER
// ========================================
FixedBacklogRequester::FixedBacklogRequester(ClientBacklogManager *backlogManager)
: BacklogRequester(true, BacklogRequester::PerBufferFixed, backlogManager)
{
BacklogSettings backlogSettings;
_backlogCount = backlogSettings.fixedBacklogAmount();
}
void FixedBacklogRequester::requestBacklog(const BufferIdList &bufferIds)
{
setWaitingBuffers(bufferIds);
backlogManager->emitMessagesRequested(QObject::tr("Requesting a total of up to %1 backlog messages for %2 buffers").arg(_backlogCount * bufferIds.count()).arg(bufferIds.count()));
foreach(BufferId bufferId, bufferIds) {
backlogManager->requestBacklog(bufferId, -1, -1, _backlogCount);
}
}
// ========================================
// GLOBAL UNREAD BACKLOG REQUESTER
// ========================================
GlobalUnreadBacklogRequester::GlobalUnreadBacklogRequester(ClientBacklogManager *backlogManager)
: BacklogRequester(false, BacklogRequester::GlobalUnread, backlogManager)
{
BacklogSettings backlogSettings;
_limit = backlogSettings.globalUnreadBacklogLimit();
_additional = backlogSettings.globalUnreadBacklogAdditional();
}
void GlobalUnreadBacklogRequester::requestInitialBacklog()
{
MsgId oldestUnreadMessage;
foreach(BufferId bufferId, allBufferIds()) {
MsgId msgId = Client::networkModel()->lastSeenMsgId(bufferId);
if (!oldestUnreadMessage.isValid() || oldestUnreadMessage > msgId)
oldestUnreadMessage = msgId;
}
backlogManager->emitMessagesRequested(QObject::tr("Requesting up to %1 of all unread backlog messages (plus additional %2)").arg(_limit).arg(_additional));
backlogManager->requestBacklogAll(oldestUnreadMessage, -1, _limit, _additional);
}
// ========================================
// PER BUFFER UNREAD BACKLOG REQUESTER
// ========================================
PerBufferUnreadBacklogRequester::PerBufferUnreadBacklogRequester(ClientBacklogManager *backlogManager)
: BacklogRequester(true, BacklogRequester::PerBufferUnread, backlogManager)
{
BacklogSettings backlogSettings;
_limit = backlogSettings.perBufferUnreadBacklogLimit();
_additional = backlogSettings.perBufferUnreadBacklogAdditional();
}
void PerBufferUnreadBacklogRequester::requestBacklog(const BufferIdList &bufferIds)
{
setWaitingBuffers(bufferIds);
backlogManager->emitMessagesRequested(QObject::tr("Requesting a total of up to %1 unread backlog messages for %2 buffers").arg((_limit + _additional) * bufferIds.count()).arg(bufferIds.count()));
foreach(BufferId bufferId, bufferIds) {
backlogManager->requestBacklog(bufferId, Client::networkModel()->lastSeenMsgId(bufferId), -1, _limit, _additional);
}
}
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