Merge pull request #12655 from Chocobo1/delete

Improve behavior of deleting torrents in transfer list

src/gui/transferlistwidget.cpp

@@ -501,6 +501,17 @@ QVector<BitTorrent::TorrentHandle *> TransferListWidget::getSelectedTorrents() c
     return torrents;
 }
 
+QVector<BitTorrent::TorrentHandle *> TransferListWidget::getVisibleTorrents() const
+{
+    const int visibleTorrentsCount = m_sortFilterModel->rowCount();
+
+    QVector<BitTorrent::TorrentHandle *> torrents;
+    torrents.reserve(visibleTorrentsCount);
+    for (int i = 0; i < visibleTorrentsCount; ++i)
+        torrents << m_listModel->torrentHandle(mapToSource(m_sortFilterModel->index(i, 0)));
+    return torrents;
+}
+
 void TransferListWidget::setSelectedTorrentsLocation()
 {
     const QVector<BitTorrent::TorrentHandle *> torrents = getSelectedTorrents();
@@ -547,11 +558,8 @@ void TransferListWidget::forceStartSelectedTorrents()
 
 void TransferListWidget::startVisibleTorrents()
 {
-    for (int i = 0; i < m_sortFilterModel->rowCount(); ++i) {
-        BitTorrent::TorrentHandle *const torrent = m_listModel->torrentHandle(mapToSource(m_sortFilterModel->index(i, 0)));
-        if (torrent)
-            torrent->resume();
-    }
+    for (BitTorrent::TorrentHandle *const torrent : asConst(getVisibleTorrents()))
+        torrent->resume();
 }
 
 void TransferListWidget::pauseSelectedTorrents()
@@ -562,11 +570,8 @@ void TransferListWidget::pauseSelectedTorrents()
 
 void TransferListWidget::pauseVisibleTorrents()
 {
-    for (int i = 0; i < m_sortFilterModel->rowCount(); ++i) {
-        BitTorrent::TorrentHandle *const torrent = m_listModel->torrentHandle(mapToSource(m_sortFilterModel->index(i, 0)));
-        if (torrent)
-            torrent->pause();
-    }
+    for (BitTorrent::TorrentHandle *const torrent : asConst(getVisibleTorrents()))
+        torrent->pause();
 }
 
 void TransferListWidget::softDeleteSelectedTorrents()
@@ -589,9 +594,11 @@ void TransferListWidget::deleteSelectedTorrents(const bool deleteLocalFiles)
     if (Preferences::instance()->confirmTorrentDeletion()) {
         auto *dialog = new DeletionConfirmationDialog(this, torrents.size(), torrents[0]->name(), deleteLocalFiles);
         dialog->setAttribute(Qt::WA_DeleteOnClose);
-        connect(dialog, &DeletionConfirmationDialog::accepted, this, [dialog, torrents]()
+        connect(dialog, &DeletionConfirmationDialog::accepted, this, [this, dialog]()
         {
-            removeTorrents(torrents, dialog->isDeleteFileSelected());
+            // Some torrents might be removed when waiting for user input, so refetch the torrent list
+            // NOTE: this will only work when dialog is modal
+            removeTorrents(getSelectedTorrents(), dialog->isDeleteFileSelected());
         });
         dialog->open();
     }
@@ -602,18 +609,17 @@ void TransferListWidget::deleteSelectedTorrents(const bool deleteLocalFiles)
 
 void TransferListWidget::deleteVisibleTorrents()
 {
-    if (m_sortFilterModel->rowCount() <= 0) return;
-
-    QVector<BitTorrent::TorrentHandle *> torrents;
-    for (int i = 0; i < m_sortFilterModel->rowCount(); ++i)
-        torrents << m_listModel->torrentHandle(mapToSource(m_sortFilterModel->index(i, 0)));
+    const QVector<BitTorrent::TorrentHandle *> torrents = getVisibleTorrents();
+    if (torrents.empty()) return;
 
     if (Preferences::instance()->confirmTorrentDeletion()) {
         auto *dialog = new DeletionConfirmationDialog(this, torrents.size(), torrents[0]->name(), false);
         dialog->setAttribute(Qt::WA_DeleteOnClose);
-        connect(dialog, &DeletionConfirmationDialog::accepted, this, [dialog, torrents]()
+        connect(dialog, &DeletionConfirmationDialog::accepted, this, [this, dialog]()
         {
-            removeTorrents(torrents, dialog->isDeleteFileSelected());
+            // Some torrents might be removed when waiting for user input, so refetch the torrent list
+            // NOTE: this will only work when dialog is modal
+            removeTorrents(getVisibleTorrents(), dialog->isDeleteFileSelected());
         });
         dialog->open();
     }

src/gui/transferlistwidget.h

@@ -141,6 +141,7 @@ private:
     void confirmRemoveAllTagsForSelection();
     QStringList askTagsForSelection(const QString &dialogTitle);
     void applyToSelectedTorrents(const std::function<void (BitTorrent::TorrentHandle *const)> &fn);
+    QVector<BitTorrent::TorrentHandle *> getVisibleTorrents() const;
 
     // supposed to be used with qss only
     QColor unknownStateForeground() const;

src/webui/api/torrentscontroller.cpp

@@ -320,11 +320,12 @@ void TorrentsController::propertiesAction()
     requireParams({"hash"});
 
     const QString hash {params()["hash"]};
-    QJsonObject dataDict;
     BitTorrent::TorrentHandle *const torrent = BitTorrent::Session::instance()->findTorrent(hash);
     if (!torrent)
         throw APIError(APIErrorType::NotFound);
 
+    QJsonObject dataDict;
+
     dataDict[KEY_PROP_TIME_ELAPSED] = torrent->activeTime();
     dataDict[KEY_PROP_SEEDING_TIME] = torrent->seedingTime();
     dataDict[KEY_PROP_ETA] = static_cast<double>(torrent->eta());
@@ -422,11 +423,11 @@ void TorrentsController::webseedsAction()
     requireParams({"hash"});
 
     const QString hash {params()["hash"]};
-    QJsonArray webSeedList;
     BitTorrent::TorrentHandle *const torrent = BitTorrent::Session::instance()->findTorrent(hash);
     if (!torrent)
         throw APIError(APIErrorType::NotFound);
 
+    QJsonArray webSeedList;
     for (const QUrl &webseed : asConst(torrent->urlSeeds())) {
         webSeedList.append(QJsonObject {
             {KEY_WEBSEED_URL, webseed.toString()}
@@ -451,11 +452,11 @@ void TorrentsController::filesAction()
     requireParams({"hash"});
 
     const QString hash {params()["hash"]};
-    QJsonArray fileList;
     const BitTorrent::TorrentHandle *const torrent = BitTorrent::Session::instance()->findTorrent(hash);
     if (!torrent)
         throw APIError(APIErrorType::NotFound);
 
+    QJsonArray fileList;
     if (torrent->hasMetadata()) {
         const QVector<BitTorrent::DownloadPriority> priorities = torrent->filePriorities();
         const QVector<qreal> fp = torrent->filesProgress();
@@ -494,11 +495,11 @@ void TorrentsController::pieceHashesAction()
     requireParams({"hash"});
 
     const QString hash {params()["hash"]};
-    QJsonArray pieceHashes;
     BitTorrent::TorrentHandle *const torrent = BitTorrent::Session::instance()->findTorrent(hash);
     if (!torrent)
         throw APIError(APIErrorType::NotFound);
 
+    QJsonArray pieceHashes;
     const QVector<QByteArray> hashes = torrent->info().pieceHashes();
     for (const QByteArray &hash : hashes)
         pieceHashes.append(QString(hash.toHex()));
@@ -516,11 +517,11 @@ void TorrentsController::pieceStatesAction()
     requireParams({"hash"});
 
     const QString hash {params()["hash"]};
-    QJsonArray pieceStates;
     BitTorrent::TorrentHandle *const torrent = BitTorrent::Session::instance()->findTorrent(hash);
     if (!torrent)
         throw APIError(APIErrorType::NotFound);
 
+    QJsonArray pieceStates;
     const QBitArray states = torrent->pieces();
     for (int i = 0; i < states.size(); ++i)
         pieceStates.append(static_cast<int>(states[i]) * 2);
@@ -609,7 +610,6 @@ void TorrentsController::addTrackersAction()
     requireParams({"hash", "urls"});
 
     const QString hash = params()["hash"];
-
     BitTorrent::TorrentHandle *const torrent = BitTorrent::Session::instance()->findTorrent(hash);
     if (!torrent)
         throw APIError(APIErrorType::NotFound);
@@ -669,12 +669,12 @@ void TorrentsController::removeTrackersAction()
     requireParams({"hash", "urls"});
 
     const QString hash = params()["hash"];
-    const QStringList urls = params()["urls"].split('|');
-
     BitTorrent::TorrentHandle *const torrent = BitTorrent::Session::instance()->findTorrent(hash);
     if (!torrent)
         throw APIError(APIErrorType::NotFound);
 
+    const QStringList urls = params()["urls"].split('|');
+
     const QVector<BitTorrent::TrackerEntry> trackers = torrent->trackers();
     QVector<BitTorrent::TrackerEntry> remainingTrackers;
     remainingTrackers.reserve(trackers.size());