X-Git-Url: https://git.quassel-irc.org/?a=blobdiff_plain;f=src%2Fclient%2Fbacklogrequester.cpp;h=26fb48621728e1640ff8040b047568eff40252a9;hb=1dc525a6f105f8db449bf04b127147f24de3d421;hp=e3cdbc4b4f5837f2ae20e9ff577564c39a28f160;hpb=52209badc8e769e50aa3019b63689dda0e79e9d0;p=quassel.git

diff --git a/src/client/backlogrequester.cpp b/src/client/backlogrequester.cpp
index e3cdbc4b..26fb4862 100644
--- a/src/client/backlogrequester.cpp
+++ b/src/client/backlogrequester.cpp
@@ -1,5 +1,5 @@
 /***************************************************************************
- *   Copyright (C) 2005-2019 by the Quassel Project                        *
+ *   Copyright (C) 2005-2020 by the Quassel Project                        *
  *   devel@quassel-irc.org                                                 *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
@@ -131,3 +131,30 @@ void PerBufferUnreadBacklogRequester::requestBacklog(const BufferIdList& bufferI
         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);
+    }
+}