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 "bufferviewoverlay.h"
27 #include "clientbacklogmanager.h"
29 BacklogRequester::BacklogRequester(bool buffering, RequesterType requesterType, ClientBacklogManager *backlogManager)
30 : backlogManager(backlogManager),
31 _isBuffering(buffering),
32 _requesterType(requesterType),
35 Q_ASSERT(backlogManager);
38 void BacklogRequester::setWaitingBuffers(const QSet<BufferId> &buffers) {
39 _buffersWaiting = buffers;
40 _totalBuffers = _buffersWaiting.count();
43 void BacklogRequester::addWaitingBuffer(BufferId buffer) {
44 _buffersWaiting << buffer;
48 bool BacklogRequester::buffer(BufferId bufferId, const MessageList &messages) {
49 _bufferedMessages << messages;
50 _buffersWaiting.remove(bufferId);
51 return !_buffersWaiting.isEmpty();
54 BufferIdList BacklogRequester::allBufferIds() const {
55 QSet<BufferId> bufferIds = Client::bufferViewOverlay()->bufferIds();
56 bufferIds += Client::bufferViewOverlay()->tempRemovedBufferIds();
57 return bufferIds.toList();
60 void BacklogRequester::flushBuffer() {
61 if(!_buffersWaiting.isEmpty()) {
62 qWarning() << Q_FUNC_INFO << "was called before all backlog was received:"
63 << _buffersWaiting.count() << "buffers are waiting.";
65 _bufferedMessages.clear();
67 _buffersWaiting.clear();
70 // ========================================
71 // FIXED BACKLOG REQUESTER
72 // ========================================
73 FixedBacklogRequester::FixedBacklogRequester(ClientBacklogManager *backlogManager)
74 : BacklogRequester(true, BacklogRequester::PerBufferFixed, backlogManager)
76 BacklogSettings backlogSettings;
77 _backlogCount = backlogSettings.fixedBacklogAmount();
80 void FixedBacklogRequester::requestBacklog(const BufferIdList &bufferIds) {
81 setWaitingBuffers(bufferIds);
82 backlogManager->emitMessagesRequested(QObject::tr("Requesting a total of up to %1 backlog messages for %2 buffers").arg(_backlogCount * bufferIds.count()).arg(bufferIds.count()));
83 foreach(BufferId bufferId, bufferIds) {
84 backlogManager->requestBacklog(bufferId, -1, -1, _backlogCount);
88 // ========================================
89 // GLOBAL UNREAD BACKLOG REQUESTER
90 // ========================================
91 GlobalUnreadBacklogRequester::GlobalUnreadBacklogRequester(ClientBacklogManager *backlogManager)
92 : BacklogRequester(false, BacklogRequester::GlobalUnread, backlogManager)
94 BacklogSettings backlogSettings;
95 _limit = backlogSettings.globalUnreadBacklogLimit();
96 _additional = backlogSettings.globalUnreadBacklogAdditional();
99 void GlobalUnreadBacklogRequester::requestInitialBacklog() {
100 MsgId oldestUnreadMessage;
101 foreach(BufferId bufferId, allBufferIds()) {
102 MsgId msgId = Client::networkModel()->lastSeenMsgId(bufferId);
103 if(!oldestUnreadMessage.isValid() || oldestUnreadMessage > msgId)
104 oldestUnreadMessage = msgId;
106 backlogManager->emitMessagesRequested(QObject::tr("Requesting up to %1 of all unread backlog messages (plus additional %2)").arg(_limit).arg(_additional));
107 backlogManager->requestBacklogAll(oldestUnreadMessage, -1, _limit, _additional);
110 // ========================================
111 // PER BUFFER UNREAD BACKLOG REQUESTER
112 // ========================================
113 PerBufferUnreadBacklogRequester::PerBufferUnreadBacklogRequester(ClientBacklogManager *backlogManager)
114 : BacklogRequester(true, BacklogRequester::PerBufferUnread, backlogManager)
116 BacklogSettings backlogSettings;
117 _limit = backlogSettings.perBufferUnreadBacklogLimit();
118 _additional = backlogSettings.perBufferUnreadBacklogAdditional();
121 void PerBufferUnreadBacklogRequester::requestBacklog(const BufferIdList &bufferIds) {
122 setWaitingBuffers(bufferIds);
123 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()));
124 foreach(BufferId bufferId, bufferIds) {
125 backlogManager->requestBacklog(bufferId, Client::networkModel()->lastSeenMsgId(bufferId), -1, _limit, _additional);