Drop ".unwanted folder" feature

src/base/bittorrent/session.cpp

@@ -420,34 +420,6 @@ namespace
         return {};
     }
 #endif
-
-    QStringList getUnwantedFilePaths(const lt::torrent_handle &torrentHandle)
-    {
-        const TorrentInfo torrentInfo {torrentHandle.torrent_file()};
-        if (!torrentInfo.isValid())
-            return {};
-
-        const QString savePath = QString::fromStdString(
-                    torrentHandle.status(lt::torrent_handle::query_save_path).save_path);
-        const QDir saveDir {savePath};
-    #if (LIBTORRENT_VERSION_NUM < 10200)
-        const std::vector<LTDownloadPriority> fp = torrentHandle.file_priorities();
-    #else
-        const std::vector<LTDownloadPriority> fp = torrentHandle.get_file_priorities();
-    #endif
-
-        QStringList res;
-        for (int i = 0; i < static_cast<int>(fp.size()); ++i) {
-            if (fp[i] == LTDownloadPriority {0}) {
-                const QString path = Utils::Fs::expandPathAbs(
-                            saveDir.absoluteFilePath(torrentInfo.filePath(i)));
-                if (path.contains(".unwanted"))
-                    res << path;
-            }
-        }
-
-        return res;
-    }
 }
 
 // Session
@@ -1877,6 +1849,8 @@ bool Session::deleteTorrent(const InfoHash &hash, const DeleteOption deleteOptio
 
     // Remove it from session
     if (deleteOption == Torrent) {
+        m_removingTorrents[torrent->hash()] = {torrent->name(), "", deleteOption};
+
         const lt::torrent_handle nativeHandle {torrent->nativeHandle()};
         const auto iter = std::find_if(m_moveStorageQueue.begin(), m_moveStorageQueue.end()
                                  , [&nativeHandle](const MoveStorageJob &job)
@@ -1892,27 +1866,20 @@ bool Session::deleteTorrent(const InfoHash &hash, const DeleteOption deleteOptio
             nativeHandle.unset_flags(lt::torrent_flags::auto_managed);
 #endif
             nativeHandle.pause();
-            m_removingTorrents[torrent->hash()] = {torrent->name(), {}, deleteOption};
         }
         else {
-            m_removingTorrents[torrent->hash()] = {torrent->name(), getUnwantedFilePaths(nativeHandle), deleteOption};
             m_nativeSession->remove_torrent(nativeHandle, lt::session::delete_partfile);
         }
     }
     else {
-        const QString rootPath = torrent->rootPath(true);
-        if (!rootPath.isEmpty()) {
-            // torrent with root folder
-            m_removingTorrents[torrent->hash()] = {torrent->name(), {rootPath}, deleteOption};
-        }
-        else if (torrent->useTempPath()) {
+        QString rootPath = torrent->rootPath(true);
+        if (!rootPath.isEmpty() && torrent->useTempPath()) {
             // torrent without root folder still has it in its temporary save path
-            m_removingTorrents[torrent->hash()] = {torrent->name(), {torrent->actualStorageLocation()}, deleteOption};
-        }
-        else {
-            m_removingTorrents[torrent->hash()] = {torrent->name(), {}, deleteOption};
+            rootPath = torrent->actualStorageLocation();
         }
 
+        m_removingTorrents[torrent->hash()] = {torrent->name(), rootPath, deleteOption};
+
         if (m_moveStorageQueue.size() > 1) {
             // Delete "move storage job" for the deleted torrent
             // (note: we shouldn't delete active job)
@@ -4147,13 +4114,11 @@ void Session::handleMoveTorrentStorageJobFinished(const QString &errorMessage)
         else {
             // Last job is completed for torrent that being removing, so actually remove it
             const lt::torrent_handle nativeHandle {finishedJob.torrentHandle};
-            RemovingTorrentData &removingTorrentData = m_removingTorrents[nativeHandle.info_hash()];
-            if (removingTorrentData.deleteOption == Torrent) {
-                removingTorrentData.pathsToRemove = getUnwantedFilePaths(nativeHandle);
+            const RemovingTorrentData &removingTorrentData = m_removingTorrents[nativeHandle.info_hash()];
+            if (removingTorrentData.deleteOption == Torrent)
                 m_nativeSession->remove_torrent(nativeHandle, lt::session::delete_partfile);
         }
     }
-    }
 }
 
 void Session::handleTorrentTrackerWarning(TorrentHandleImpl *const torrent, const QString &trackerUrl)
@@ -4662,15 +4627,6 @@ void Session::handleTorrentRemovedAlert(const lt::torrent_removed_alert *p)
     const auto removingTorrentDataIter = m_removingTorrents.find(infoHash);
     if (removingTorrentDataIter != m_removingTorrents.end()) {
         if (removingTorrentDataIter->deleteOption == Torrent) {
-            // Remove unwanted and incomplete files
-            for (const QString &unwantedFile : asConst(removingTorrentDataIter->pathsToRemove)) {
-                qDebug("Removing unwanted file: %s", qUtf8Printable(unwantedFile));
-                Utils::Fs::forceRemove(unwantedFile);
-                const QString parentFolder = Utils::Fs::branchPath(unwantedFile);
-                qDebug("Attempt to remove parent folder (if empty): %s", qUtf8Printable(parentFolder));
-                QDir().rmdir(parentFolder);
-            }
-
             LogMsg(tr("'%1' was removed from the transfer list.", "'xxx.avi' was removed...").arg(removingTorrentDataIter->name));
             m_removingTorrents.erase(removingTorrentDataIter);
         }
@@ -4685,9 +4641,7 @@ void Session::handleTorrentDeletedAlert(const lt::torrent_deleted_alert *p)
     if (removingTorrentDataIter == m_removingTorrents.end())
         return;
 
-    Q_ASSERT(removingTorrentDataIter->pathsToRemove.count() <= 1);
-    if (!removingTorrentDataIter->pathsToRemove.isEmpty())
-        Utils::Fs::smartRemoveEmptyFolderTree(removingTorrentDataIter->pathsToRemove.first());
+    Utils::Fs::smartRemoveEmptyFolderTree(removingTorrentDataIter->pathToRemove);
     LogMsg(tr("'%1' was removed from the transfer list and hard disk.", "'xxx.avi' was removed...").arg(removingTorrentDataIter->name));
     m_removingTorrents.erase(removingTorrentDataIter);
 }
@@ -4702,9 +4656,7 @@ void Session::handleTorrentDeleteFailedAlert(const lt::torrent_delete_failed_ale
 
     // libtorrent won't delete the directory if it contains files not listed in the torrent,
     // so we remove the directory ourselves
-    Q_ASSERT(removingTorrentDataIter->pathsToRemove.count() <= 1);
-    if (!removingTorrentDataIter->pathsToRemove.isEmpty())
-        Utils::Fs::smartRemoveEmptyFolderTree(removingTorrentDataIter->pathsToRemove.first());
+    Utils::Fs::smartRemoveEmptyFolderTree(removingTorrentDataIter->pathToRemove);
 
     if (p->error) {
         LogMsg(tr("'%1' was removed from the transfer list but the files couldn't be deleted. Error: %2", "'xxx.avi' was removed...")

src/base/bittorrent/session.h

@@ -537,7 +537,7 @@ namespace BitTorrent
         struct RemovingTorrentData
         {
             QString name;
-            QStringList pathsToRemove;
+            QString pathToRemove;
             DeleteOption deleteOption;
         };
 

src/base/bittorrent/torrenthandleimpl.cpp

@@ -203,6 +203,28 @@ TorrentHandleImpl::TorrentHandleImpl(Session *session, const lt::torrent_handle
         if (filesCount() == 1)
             m_hasRootFolder = false;
     }
+
+    // TODO: Remove the following upgrade code in v.4.4
+    // == BEGIN UPGRADE CODE ==
+    const QString spath = actualStorageLocation();
+    for (int i = 0; i < filesCount(); ++i) {
+        const QString filepath = filePath(i);
+        // Move "unwanted" files back to their original folder
+        const QString parentRelPath = Utils::Fs::branchPath(filepath);
+        if (QDir(parentRelPath).dirName() == ".unwanted") {
+            const QString oldName = Utils::Fs::fileName(filepath);
+            const QString newRelPath = Utils::Fs::branchPath(parentRelPath);
+            if (newRelPath.isEmpty())
+                renameFile(i, oldName);
+            else
+                renameFile(i, QDir(newRelPath).filePath(oldName));
+
+            // Remove .unwanted directory if empty
+            qDebug() << "Attempting to remove \".unwanted\" folder at " << QDir(spath + '/' + newRelPath).absoluteFilePath(".unwanted");
+            QDir(spath + '/' + newRelPath).rmdir(".unwanted");
+        }
+    }
+    // == END UPGRADE CODE ==
 }
 
 TorrentHandleImpl::~TorrentHandleImpl() {}
@@ -2049,61 +2071,6 @@ void TorrentHandleImpl::prioritizeFiles(const QVector<DownloadPriority> &priorit
     qDebug() << Q_FUNC_INFO << "Changing files priorities...";
     m_nativeHandle.prioritize_files(toLTDownloadPriorities(priorities));
 
-    qDebug() << Q_FUNC_INFO << "Moving unwanted files to .unwanted folder and conversely...";
-    const QString spath = savePath(true);
-    for (int i = 0; i < priorities.size(); ++i) {
-        const QString filepath = filePath(i);
-        // Move unwanted files to a .unwanted subfolder
-        if (priorities[i] == DownloadPriority::Ignored) {
-            const QString oldAbsPath = QDir(spath).absoluteFilePath(filepath);
-            const QString parentAbsPath = Utils::Fs::branchPath(oldAbsPath);
-            // Make sure the file does not already exists
-            if (QDir(parentAbsPath).dirName() != ".unwanted") {
-                const QString unwantedAbsPath = parentAbsPath + "/.unwanted";
-                const QString newAbsPath = unwantedAbsPath + '/' + Utils::Fs::fileName(filepath);
-                qDebug() << "Unwanted path is" << unwantedAbsPath;
-                if (QFile::exists(newAbsPath)) {
-                    qWarning() << "File" << newAbsPath << "already exists at destination.";
-                    continue;
-                }
-
-                const bool created = QDir().mkpath(unwantedAbsPath);
-                qDebug() << "unwanted folder was created:" << created;
-#ifdef Q_OS_WIN
-                if (created) {
-                    // Hide the folder on Windows
-                    qDebug() << "Hiding folder (Windows)";
-                    std::wstring winPath = Utils::Fs::toNativePath(unwantedAbsPath).toStdWString();
-                    DWORD dwAttrs = ::GetFileAttributesW(winPath.c_str());
-                    bool ret = ::SetFileAttributesW(winPath.c_str(), dwAttrs | FILE_ATTRIBUTE_HIDDEN);
-                    Q_ASSERT(ret != 0); Q_UNUSED(ret);
-                }
-#endif
-                QString parentPath = Utils::Fs::branchPath(filepath);
-                if (!parentPath.isEmpty() && !parentPath.endsWith('/'))
-                    parentPath += '/';
-                renameFile(i, parentPath + ".unwanted/" + Utils::Fs::fileName(filepath));
-            }
-        }
-
-        // Move wanted files back to their original folder
-        if (priorities[i] > DownloadPriority::Ignored) {
-            const QString parentRelPath = Utils::Fs::branchPath(filepath);
-            if (QDir(parentRelPath).dirName() == ".unwanted") {
-                const QString oldName = Utils::Fs::fileName(filepath);
-                const QString newRelPath = Utils::Fs::branchPath(parentRelPath);
-                if (newRelPath.isEmpty())
-                    renameFile(i, oldName);
-                else
-                    renameFile(i, QDir(newRelPath).filePath(oldName));
-
-                // Remove .unwanted directory if empty
-                qDebug() << "Attempting to remove .unwanted folder at " << QDir(spath + '/' + newRelPath).absoluteFilePath(".unwanted");
-                QDir(spath + '/' + newRelPath).rmdir(".unwanted");
-            }
-        }
-    }
-
     // Restore first/last piece first option if necessary
     if (firstLastPieceFirst)
         setFirstLastPiecePriorityImpl(true, priorities);

src/gui/properties/pieceavailabilitybar.cpp

@@ -161,8 +161,3 @@ QString PieceAvailabilityBar::simpleToolTipText() const
     return tr("White: Unavailable pieces") + '\n'
            + tr("Blue: Available pieces") + '\n';
 }
-
-bool PieceAvailabilityBar::isFileNameCorrectionNeeded() const
-{
-    return true;
-}

src/gui/properties/pieceavailabilitybar.h

@@ -48,7 +48,6 @@ public:
 private:
     bool updateImage(QImage &image) override;
     QString simpleToolTipText() const override;
-    bool isFileNameCorrectionNeeded() const override;
 
     // last used int vector, uses to better resize redraw
     // TODO: make a diff pieces to new pieces and update only changed pixels, speedup when update > 20x faster

src/gui/properties/piecesbar.cpp

@@ -276,12 +276,8 @@ void PiecesBar::showToolTip(const QHelpEvent *e)
 
             DetailedTooltipRenderer renderer(stream, tooltipTitle);
 
-            const bool isFileNameCorrectionNeeded = this->isFileNameCorrectionNeeded();
             for (int f : files) {
-                QString filePath {m_torrent->info().filePath(f)};
-                if (isFileNameCorrectionNeeded)
-                    filePath.replace(QLatin1String("/.unwanted"), QString());
-
+                const QString filePath {m_torrent->info().filePath(f)};
                 renderer(Utils::Misc::friendlyUnit(m_torrent->info().fileSize(f)), filePath);
             }
             stream << "</body></html>";
@@ -333,8 +329,3 @@ void PiecesBar::updatePieceColors()
         m_pieceColors[i] = mixTwoColors(backgroundColor().rgb(), m_pieceColor.rgb(), ratio);
     }
 }
-
-bool PiecesBar::isFileNameCorrectionNeeded() const
-{
-    return false;
-}

src/gui/properties/piecesbar.h

@@ -83,9 +83,6 @@ private:
 
     virtual QString simpleToolTipText() const = 0;
 
-    /// whether to perform removing of ".unwanted" directory from paths
-    virtual bool isFileNameCorrectionNeeded() const;
-
     // draw new image to replace the actual image
     // returns true if image was successfully updated
     virtual bool updateImage(QImage &image) = 0;

src/gui/torrentcontentmodel.cpp

@@ -458,9 +458,6 @@ void TorrentContentModel::setupModelData(const BitTorrent::TorrentInfo &info)
         pathFolders.removeLast();
 
         for (const QStringRef &pathPartRef : asConst(pathFolders)) {
-            if (pathPartRef == QLatin1String(".unwanted"))
-                continue;
-
             const QString pathPart = pathPartRef.toString();
             TorrentContentModelFolder *newParent = currentParent->childFolderWithName(pathPart);
             if (!newParent) {