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 #include "backlogrequester.h"
25 #include "backlogsettings.h"
26 #include "clientbacklogmanager.h"
28 BacklogRequester::BacklogRequester(bool buffering, ClientBacklogManager *backlogManager)
29 : backlogManager(backlogManager),
30 _isBuffering(buffering),
33 Q_ASSERT(backlogManager);
36 void BacklogRequester::setWaitingBuffers(const QSet<BufferId> &buffers) {
37 _buffersWaiting = buffers;
38 _totalBuffers = _buffersWaiting.count();
41 void BacklogRequester::addWaitingBuffer(BufferId buffer) {
42 _buffersWaiting << buffer;
46 bool BacklogRequester::buffer(BufferId bufferId, const MessageList &messages) {
47 _bufferedMessages << messages;
48 _buffersWaiting.remove(bufferId);
49 return !_buffersWaiting.isEmpty();
52 // ========================================
53 // FIXED BACKLOG REQUESTER
54 // ========================================
55 FixedBacklogRequester::FixedBacklogRequester(ClientBacklogManager *backlogManager)
56 : BacklogRequester(true, backlogManager)
58 BacklogSettings backlogSettings;
59 _backlogCount = backlogSettings.fixedBacklogAmount();
62 void FixedBacklogRequester::requestBacklog() {
63 QList<BufferId> allBuffers = allBufferIds();
64 setWaitingBuffers(allBuffers);
65 backlogManager->emitMessagesRequested(QObject::tr("Requesting a total of up to %1 backlog messages for %2 buffers").arg(_backlogCount * allBuffers.count()).arg(allBuffers.count()));
66 foreach(BufferId bufferId, allBuffers) {
67 backlogManager->requestBacklog(bufferId, -1, -1, _backlogCount);
71 // ========================================
72 // GLOBAL UNREAD BACKLOG REQUESTER
73 // ========================================
74 GlobalUnreadBacklogRequester::GlobalUnreadBacklogRequester(ClientBacklogManager *backlogManager)
75 : BacklogRequester(false, backlogManager)
77 BacklogSettings backlogSettings;
78 _limit = backlogSettings.globalUnreadBacklogLimit();
79 _additional = backlogSettings.globalUnreadBacklogAdditional();
82 void GlobalUnreadBacklogRequester::requestBacklog() {
83 MsgId oldestUnreadMessage;
84 foreach(BufferId bufferId, allBufferIds()) {
85 MsgId msgId = Client::networkModel()->lastSeenMsgId(bufferId);
86 if(!oldestUnreadMessage.isValid() || oldestUnreadMessage > msgId)
87 oldestUnreadMessage = msgId;
89 backlogManager->emitMessagesRequested(QObject::tr("Requesting up to %1 of all unread backlog messages (plus additional %2)").arg(_limit).arg(_additional));
90 backlogManager->requestBacklogAll(oldestUnreadMessage, -1, _limit, _additional);
93 // ========================================
94 // PER BUFFER UNREAD BACKLOG REQUESTER
95 // ========================================
96 PerBufferUnreadBacklogRequester::PerBufferUnreadBacklogRequester(ClientBacklogManager *backlogManager)
97 : BacklogRequester(true, backlogManager)
99 BacklogSettings backlogSettings;
100 _limit = backlogSettings.perBufferUnreadBacklogLimit();
101 _additional = backlogSettings.perBufferUnreadBacklogAdditional();
104 void PerBufferUnreadBacklogRequester::requestBacklog() {
105 QList<BufferId> allBuffers = allBufferIds();
106 setWaitingBuffers(allBuffers);
107 backlogManager->emitMessagesRequested(QObject::tr("Requesting a total of up to %1 unread backlog messages for %2 buffers").arg((_limit + _additional) * allBuffers.count()).arg(allBuffers.count()));
108 foreach(BufferId bufferId, allBuffers) {
109 backlogManager->requestBacklog(bufferId, Client::networkModel()->lastSeenMsgId(bufferId), -1, _limit, _additional);