X-Git-Url: https://git.quassel-irc.org/?p=quassel.git;a=blobdiff_plain;f=src%2Fclient%2Fbacklogrequester.cpp;h=64ed909dd6126b59a773f303256fdbf366e2d2c7;hp=c22b6b6db5811f82a21cc2c8a5b6e74da1beb5fd;hb=HEAD;hpb=332069a1830ed3a055ac6f2d7661bae1cc83e40c

diff --git a/src/client/backlogrequester.cpp b/src/client/backlogrequester.cpp
index c22b6b6d..64ed909d 100644
--- a/src/client/backlogrequester.cpp
+++ b/src/client/backlogrequester.cpp
@@ -1,5 +1,5 @@
 /***************************************************************************
- *   Copyright (C) 2005-08 by the Quassel Project                          *
+ *   Copyright (C) 2005-2022 by the Quassel Project                        *
  *   devel@quassel-irc.org                                                 *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
@@ -15,31 +15,146 @@
  *   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.,                                       *
- *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.         *
  ***************************************************************************/
 
 #include "backlogrequester.h"
 
-#include <QDebug>
+#include <QObject>
 
-#include "backlogmanager.h"
+#include "backlogsettings.h"
+#include "bufferviewoverlay.h"
+#include "clientbacklogmanager.h"
 
-BacklogRequester::BacklogRequester(BacklogManager *backlogManager)
-  : backlogManager(backlogManager)
+BacklogRequester::BacklogRequester(bool buffering, RequesterType requesterType, ClientBacklogManager* backlogManager)
+    : backlogManager(backlogManager)
+    , _isBuffering(buffering)
+    , _requesterType(requesterType)
+    , _totalBuffers(0)
 {
-  Q_ASSERT(backlogManager);
+    Q_ASSERT(backlogManager);
 }
 
-// FIXED BACKLOG REQUESTER
-const int FixedBacklogRequester::backlogCount(500);
+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();
+}
 
-FixedBacklogRequester::FixedBacklogRequester(BacklogManager *backlogManager)
-  : BacklogRequester(backlogManager)
+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();
 }
 
-void FixedBacklogRequester::requestBacklog() {
-  foreach(BufferId bufferId, allBufferIds()) {
-    backlogManager->requestBacklog(bufferId, backlogCount, -1);
-  }
+// ========================================
+//  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);
+    }
+}
+
+// ========================================
+//  AS NEEDED BACKLOG REQUESTER
+// ========================================
+AsNeededBacklogRequester::AsNeededBacklogRequester(ClientBacklogManager* backlogManager)
+    : BacklogRequester(false, BacklogRequester::AsNeeded, backlogManager)
+{
+    BacklogSettings backlogSettings;
+    _legacyBacklogCount = backlogSettings.asNeededLegacyBacklogAmount();
+}
+
+void AsNeededBacklogRequester::requestBacklog(const BufferIdList& bufferIds)
+{
+    // Check if the core supports activity tracking
+    if (Client::isCoreFeatureEnabled(Quassel::Feature::BufferActivitySync)) {
+        // Don't fetch any backlog, the core will track buffer activity for us
+        return;
+    }
+
+    setWaitingBuffers(bufferIds);
+    backlogManager->emitMessagesRequested(QObject::tr("Requesting a total of up to %1 backlog messages for %2 buffers")
+                                              .arg(_legacyBacklogCount * bufferIds.count())
+                                              .arg(bufferIds.count()));
+    foreach (BufferId bufferId, bufferIds) {
+        backlogManager->requestBacklog(bufferId, -1, -1, _legacyBacklogCount);
+    }
 }