Increase logging around file removal events

To better see what is going on when and if files are removed by the
client.

See also: #260, #1433, #2913

src/libsync/discovery.cpp

@@ -715,6 +715,7 @@ void ProcessDirectoryJob::processFileAnalyzeLocalInfo(
             // Not modified locally (ParentNotChanged)
             if (noServerEntry) {
                 // not on the server: Removed on the server, delete locally
+                qCInfo(lcDisco) << "File" << item->_file << "is not anymore on server. Going to delete it locally.";
                 item->_instruction = CSYNC_INSTRUCTION_REMOVE;
                 item->_direction = SyncFileItem::Down;
             } else if (dbEntry._type == ItemTypeVirtualFileDehydration) {
@@ -739,6 +740,7 @@ void ProcessDirectoryJob::processFileAnalyzeLocalInfo(
         } else if (!serverModified) {
             // Removed locally: also remove on the server.
             if (!dbEntry._serverHasIgnoredFiles) {
+                qCInfo(lcDisco) << "File" << item->_file << "was deleted locally. Going to delete it on the server.";
                 item->_instruction = CSYNC_INSTRUCTION_REMOVE;
                 item->_direction = SyncFileItem::Up;
             }
@@ -777,6 +779,7 @@ void ProcessDirectoryJob::processFileAnalyzeLocalInfo(
         } else if (!typeChange && ((dbEntry._modtime == localEntry.modtime && dbEntry._fileSize == localEntry.size) || localEntry.isDirectory)) {
             // Local file unchanged.
             if (noServerEntry) {
+                qCInfo(lcDisco) << "File" << item->_file << "is not anymore on server. Going to delete it locally.";
                 item->_instruction = CSYNC_INSTRUCTION_REMOVE;
                 item->_direction = SyncFileItem::Down;
             } else if (dbEntry._type == ItemTypeVirtualFileDehydration || localEntry.type == ItemTypeVirtualFileDehydration) {

src/libsync/propagateremotedelete.cpp

@@ -28,6 +28,8 @@ Q_LOGGING_CATEGORY(lcPropagateRemoteDelete, "nextcloud.sync.propagator.remotedel
 
 void PropagateRemoteDelete::start()
 {
+    qCInfo(lcPropagateRemoteDelete) << "Start propagate remote delete job";
+
     if (propagator()->_abortRequested)
         return;
 

src/libsync/propagatorjobs.cpp

@@ -89,13 +89,15 @@ bool PropagateLocalRemove::removeRecursively(const QString &path)
 
 void PropagateLocalRemove::start()
 {
+    qCInfo(lcPropagateLocalRemove) << "Start propagate local remove job";
+
     _moveToTrash = propagator()->syncOptions()._moveFilesToTrash;
 
     if (propagator()->_abortRequested)
         return;
 
     const QString filename = propagator()->fullLocalPath(_item->_file);
-    qCDebug(lcPropagateLocalRemove) << filename;
+    qCInfo(lcPropagateLocalRemove) << "Going to delete:" << filename;
 
     if (propagator()->localFileNameClash(_item->_file)) {
         done(SyncFileItem::NormalError, tr("Could not remove %1 because of a local file name clash").arg(QDir::toNativeSeparators(filename)));