Select the file of single file torrents when opening destination folder

Also, add the support for Nautilus (Gnome 3), Caja and Nemo.

Backport of #2544.

src/core/misc.cpp

@@ -31,6 +31,7 @@
 #include "core/unicodestrings.h"
 #include "core/logger.h"
 #include "misc.h"
+#include "fs_utils.h"
 
 #include <cmath>
 
@@ -52,6 +53,11 @@
 #include <QDesktopWidget>
 #endif
 
+#ifndef DISABLE_GUI
+#include <QDesktopServices>
+#include <QProcess>
+#endif
+
 #ifdef Q_OS_WIN
 #include <windows.h>
 #include <PowrProf.h>
@@ -692,6 +698,64 @@ void misc::loadBencodedFile(const QString &filename, std::vector<char> &buffer,
     lazy_bdecode(&buffer[0], &buffer[0] + buffer.size(), entry, ec);
 }
 
+#ifndef DISABLE_GUI
+// Open the given path with an appropriate application
+void misc::openPath(const QString& absolutePath)
+{
+    const QString path = fsutils::fromNativePath(absolutePath);
+    // Hack to access samba shares with QDesktopServices::openUrl
+    if (path.startsWith("//"))
+        QDesktopServices::openUrl(fsutils::toNativePath("file:" + path));
+    else
+        QDesktopServices::openUrl(QUrl::fromLocalFile(path));
+}
+
+// Open the parent directory of the given path with a file manager and select
+// (if possible) the item at the given path
+void misc::openFolderSelect(const QString& absolutePath)
+{
+    const QString path = fsutils::fromNativePath(absolutePath);
+#ifdef Q_OS_WIN
+    if (QFileInfo(path).exists()) {
+        // Syntax is: explorer /select, "C:\Folder1\Folder2\file_to_select"
+        // Dir separators MUST be win-style slashes
+        QProcess::startDetached("explorer.exe", QStringList() << "/select," << fsutils::toNativePath(absolutePath));
+    }
+    else {
+        // If the item to select doesn't exist, try to open its parent
+        openPath(path.left(path.lastIndexOf("/")));
+    }
+#elif defined(Q_OS_UNIX) && !defined(Q_OS_MAC)
+    if (QFileInfo(path).exists()) {
+        QProcess proc;
+        QString output;
+        proc.start("xdg-mime", QStringList() << "query" << "default" << "inode/directory");
+        proc.waitForFinished();
+        output = proc.readLine().simplified();
+        if (output == "dolphin.desktop")
+            proc.startDetached("dolphin", QStringList() << "--select" << fsutils::toNativePath(path));
+        else if (output == "nautilus.desktop" || output == "org.gnome.Nautilus.desktop"
+                 || output == "nautilus-folder-handler.desktop")
+            proc.startDetached("nautilus", QStringList() << "--no-desktop" << fsutils::toNativePath(path));
+        else if (output == "caja-folder-handler.desktop")
+            proc.startDetached("caja", QStringList() << "--no-desktop" << fsutils::toNativePath(path));
+        else if (output == "nemo.desktop")
+            proc.startDetached("nemo", QStringList() << "--no-desktop" << fsutils::toNativePath(path));
+        else if (output == "kfmclient_dir.desktop")
+            proc.startDetached("konqueror", QStringList() << "--select" << fsutils::toNativePath(path));
+        else
+            openPath(path.left(path.lastIndexOf("/")));
+    }
+    else {
+        // If the item to select doesn't exist, try to open its parent
+        openPath(path.left(path.lastIndexOf("/")));
+    }
+#else
+    openPath(path.left(path.lastIndexOf("/")));
+#endif
+}
+#endif // DISABLE_GUI
+
 namespace {
 //  Trick to get a portable sleep() function
 class SleeperThread: public QThread {

src/core/misc.h

@@ -114,6 +114,11 @@ namespace misc
     bool slowEquals(const QByteArray &a, const QByteArray &b);
     void loadBencodedFile(const QString &filename, std::vector<char> &buffer, libtorrent::lazy_entry &entry, libtorrent::error_code &ec);
 
+#ifndef DISABLE_GUI
+    void openPath(const QString& absolutePath);
+    void openFolderSelect(const QString& absolutePath);
+#endif
+
     void msleep(unsigned long msecs);
 }
 

src/gui/properties/propertieswidget.cpp

@@ -39,7 +39,6 @@
 #include <QMessageBox>
 #include <QMenu>
 #include <QFileDialog>
-#include <QDesktopServices>
 #include <libtorrent/version.hpp>
 #include "propertieswidget.h"
 #include "transferlistwidget.h"
@@ -501,15 +500,7 @@ void PropertiesWidget::openFile(const QModelIndex &index) {
   qDebug("Trying to open file at %s", qPrintable(file_path));
   // Flush data
   h.flush_cache();
-  if (QFile::exists(file_path)) {
+  misc::openPath(file_path);
-    if (file_path.startsWith("//"))
-      QDesktopServices::openUrl(fsutils::toNativePath("file:" + file_path));
-    else
-      QDesktopServices::openUrl(QUrl::fromLocalFile(file_path));
-  }
-  else {
-    QMessageBox::warning(this, tr("I/O Error"), tr("This file does not exist yet."));
-  }
 }
 
 void PropertiesWidget::openFolder(const QModelIndex &index, bool containing_folder) {
@@ -526,10 +517,6 @@ void PropertiesWidget::openFolder(const QModelIndex &index, bool containing_fold
     }
     if (path_items.isEmpty())
       return;
-#if !(defined(Q_OS_WIN) || (defined(Q_OS_UNIX) && !defined(Q_OS_MAC)))
-    if (containing_folder)
-      path_items.removeLast();
-#endif
     const QDir saveDir(h.save_path());
     const QString relative_path = path_items.join("/");
     absolute_path = fsutils::expandPath(saveDir.absoluteFilePath(relative_path));
@@ -539,54 +526,14 @@ void PropertiesWidget::openFolder(const QModelIndex &index, bool containing_fold
   const QDir saveDir(h.save_path());
   const QString relative_path = h.filepath_at(i);
   absolute_path = fsutils::expandPath(saveDir.absoluteFilePath(relative_path));
-
-#if !(defined(Q_OS_WIN) || (defined(Q_OS_UNIX) && !defined(Q_OS_MAC)))
-  if (containing_folder)
-    absolute_path = fsutils::folderName(absolute_path);
-#endif
   }
 
   // Flush data
   h.flush_cache();
-  if (!QFile::exists(absolute_path))
+  if (containing_folder)
-      return;
+    misc::openFolderSelect(absolute_path);
-  qDebug("Trying to open folder at %s", qPrintable(absolute_path));
+  else
-
+    misc::openPath(absolute_path);
-#ifdef Q_OS_WIN
-  if (containing_folder) {
-    // Syntax is: explorer /select, "C:\Folder1\Folder2\file_to_select"
-    // Dir separators MUST be win-style slashes
-    QProcess::startDetached("explorer.exe", QStringList() << "/select," << fsutils::toNativePath(absolute_path));
-  } else {
-#elif defined(Q_OS_UNIX) && !defined(Q_OS_MAC)
-  if (containing_folder) {
-    QProcess proc;
-    QString output;
-    proc.start("xdg-mime", QStringList() << "query" << "default" << "inode/directory");
-    proc.waitForFinished();
-    output = proc.readLine().simplified();
-    if (output == "dolphin.desktop")
-      proc.startDetached("dolphin", QStringList() << "--select" << fsutils::toNativePath(absolute_path));
-    else if (output == "nautilus-folder-handler.desktop")
-      proc.startDetached("nautilus", QStringList() << "--no-desktop" << fsutils::toNativePath(absolute_path));
-    else if (output == "kfmclient_dir.desktop")
-      proc.startDetached("konqueror", QStringList() << "--select" << fsutils::toNativePath(absolute_path));
-    else
-      QDesktopServices::openUrl(QUrl::fromLocalFile(QFileInfo(absolute_path).absolutePath()));
-  } else {
-#endif
-    if (QFile::exists(absolute_path)) {
-      // Hack to access samba shares with QDesktopServices::openUrl
-      if (absolute_path.startsWith("//"))
-        QDesktopServices::openUrl(fsutils::toNativePath("file:" + absolute_path));
-      else
-        QDesktopServices::openUrl(QUrl::fromLocalFile(absolute_path));
-    } else {
-      QMessageBox::warning(this, tr("I/O Error"), tr("This folder does not exist yet."));
-    }
-#if defined(Q_OS_WIN) || (defined(Q_OS_UNIX) && !defined(Q_OS_MAC))
-  }
-#endif
 }
 
 void PropertiesWidget::displayFilesListMenu(const QPoint&) {

src/gui/transferlistwidget.cpp

@@ -32,7 +32,6 @@
 #include <QShortcut>
 #include <QStandardItemModel>
 #include <QSortFilterProxyModel>
-#include <QDesktopServices>
 #include <QTimer>
 #include <QClipboard>
 #include <QColor>
@@ -179,7 +178,7 @@ TorrentModel* TransferListWidget::getSourceModel() const
 
 void TransferListWidget::previewFile(QString filePath)
 {
-    openUrl(filePath);
+    misc::openPath(filePath);
 }
 
 void TransferListWidget::setRefreshInterval(int t)
@@ -233,8 +232,11 @@ void TransferListWidget::torrentDoubleClicked(const QModelIndex& index)
             h.pause();
         break;
     case OPEN_DEST:
-        const QString path = h.root_path();
+        if (h.num_files() == 1)
-        openUrl(path);
+            misc::openFolderSelect(QDir(h.root_path()).absoluteFilePath(h.filepath_at(0)));
+        else
+            misc::openPath(h.root_path());
+        break;
     }
 }
 
@@ -458,14 +460,18 @@ void TransferListWidget::openSelectedTorrentsFolder() const
     const QStringList hashes = getSelectedTorrentsHashes();
     foreach (const QString &hash, hashes) {
         const QTorrentHandle h = BTSession->getTorrentHandle(hash);
-        if (h.is_valid()) {
+        QString path;
-            QString rootFolder = h.root_path();
+        if (h.num_files() == 1) {
-            qDebug("Opening path at %s", qPrintable(rootFolder));
+            path = QDir(h.root_path()).absoluteFilePath(h.filepath_at(0));
-            if (!pathsList.contains(rootFolder)) {
+            if (!pathsList.contains(path))
-                pathsList.insert(rootFolder);
+                misc::openFolderSelect(path);
-                openUrl(rootFolder);
-            }
         }
+        else {
+            path = h.root_path();
+            if (!pathsList.contains(path))
+                misc::openPath(path);
+        }
+        pathsList.insert(path);
     }
 }
 
@@ -670,16 +676,6 @@ void TransferListWidget::askNewLabelForSelection()
     } while(invalid);
 }
 
-bool TransferListWidget::openUrl(const QString &_path) const
-{
-    const QString path = fsutils::fromNativePath(_path);
-    // Hack to access samba shares with QDesktopServices::openUrl
-    if (path.startsWith("//"))
-        return QDesktopServices::openUrl(fsutils::toNativePath("file:" + path));
-    else
-        return QDesktopServices::openUrl(QUrl::fromLocalFile(path));
-}
-
 void TransferListWidget::renameSelectedTorrent()
 {
     const QModelIndexList selectedIndexes = selectionModel()->selectedRows();

src/gui/transferlistwidget.h

@@ -109,9 +109,6 @@ protected slots:
     void askNewLabelForSelection();
     void saveSettings();
 
-private:
-    bool openUrl(const QString& _path) const;
-
 signals:
     void currentTorrentChanged(const QTorrentHandle &h);