Use the correct character encoding for exceptions coming from libtorrent.

src/addnewtorrentdialog.cpp

@@ -193,7 +193,7 @@ bool AddNewTorrentDialog::loadTorrent(const QString& torrent_path, const QString
     m_torrentInfo = new torrent_info(fsutils::toNativePath(m_filePath).toUtf8().data());
     m_hash = misc::toQString(m_torrentInfo->info_hash());
   } catch(const std::exception& e) {
-    MessageBoxRaised::critical(0, tr("Invalid torrent"), tr("Failed to load the torrent: %1").arg(e.what()));
+    MessageBoxRaised::critical(0, tr("Invalid torrent"), tr("Failed to load the torrent: %1").arg(misc::toQStringU(e.what())));
     return false;
   }
 

src/properties/propertieswidget.cpp

@@ -395,7 +395,7 @@ void PropertiesWidget::loadDynamicData() {
       }
     }
   } catch(const invalid_handle& e) {
-    qWarning() << "Caught exception in PropertiesWidget::loadDynamicData(): " << e.what();
+    qWarning() << "Caught exception in PropertiesWidget::loadDynamicData(): " << misc::toQStringU(e.what());
   }
 }
 

src/qtlibtorrent/qbtsession.cpp

@@ -1074,7 +1074,7 @@ QTorrentHandle QBtSession::addTorrent(QString path, bool fromScanDir, QString fr
   } catch(std::exception& e) {
     if (!from_url.isNull()) {
       addConsoleMessage(tr("Unable to decode torrent file: '%1'", "e.g: Unable to decode torrent file: '/home/y/xxx.torrent'").arg(from_url), QString::fromUtf8("red"));
-      addConsoleMessage(misc::toQString(e.what()), "red");
+      addConsoleMessage(misc::toQStringU(e.what()), "red");
       //emit invalidTorrent(from_url);
       fsutils::forceRemove(path);
     }else{
@@ -1565,7 +1565,7 @@ void QBtSession::enableDHT(bool b) {
       }
       catch(std::exception &e) {
         qDebug("Could not enable DHT, reason: %s", e.what());
-        addConsoleMessage(tr("DHT support [OFF]. Reason: %1").arg(misc::toQString(e.what())), QString::fromUtf8("red"));
+        addConsoleMessage(tr("DHT support [OFF]. Reason: %1").arg(misc::toQStringU(e.what())), QString::fromUtf8("red"));
       }
     }
   }
@@ -2201,7 +2201,7 @@ void QBtSession::handleAlert(libtorrent::alert* a) {
       break;
     }
   } catch (const std::exception& e) {
-    qWarning() << "Caught exception in readAlerts(): " << e.what();
+    qWarning() << "Caught exception in readAlerts(): " << misc::toQStringU(e.what());
   }
 }
 

src/torrentcreator/torrentcreatorthread.cpp

@@ -42,6 +42,7 @@
 
 #include "torrentcreatorthread.h"
 #include "fs_utils.h"
+#include "misc.h"
 
 #include <boost/bind.hpp>
 #include <iostream>
@@ -136,6 +137,6 @@ void TorrentCreatorThread::run() {
     emit updateProgress(100);
     emit creationSuccess(save_path, parent_path);
   } catch (std::exception& e) {
-    emit creationFailure(QString::fromLocal8Bit(e.what()));
+    emit creationFailure(misc::toQStringU(e.what()));
   }
 }

src/webui/btjson.cpp

@@ -256,7 +256,7 @@ QByteArray btjson::getTrackersForTorrent(const QString& hash)
       tracker_list.append(tracker_dict);
     }
   } catch(const std::exception& e) {
-    qWarning() << Q_FUNC_INFO << "Invalid torrent: " << e.what();
+    qWarning() << Q_FUNC_INFO << "Invalid torrent: " << misc::toQStringU(e.what());
     return QByteArray();
   }
 
@@ -312,7 +312,7 @@ QByteArray btjson::getPropertiesForTorrent(const QString& hash)
     const qreal ratio = QBtSession::instance()->getRealRatio(status);
     data[KEY_PROP_RATIO] = ratio > 100. ? QString::fromUtf8("∞") : misc::accurateDoubleToString(ratio, 1, false);
   } catch(const std::exception& e) {
-    qWarning() << Q_FUNC_INFO << "Invalid torrent: " << e.what();
+    qWarning() << Q_FUNC_INFO << "Invalid torrent: " << misc::toQStringU(e.what());
     return QByteArray();
   }
 
@@ -357,7 +357,7 @@ QByteArray btjson::getFilesForTorrent(const QString& hash)
       file_list.append(file_dict);
     }
   } catch (const std::exception& e) {
-    qWarning() << Q_FUNC_INFO << "Invalid torrent: " << e.what();
+    qWarning() << Q_FUNC_INFO << "Invalid torrent: " << misc::toQStringU(e.what());
     return QByteArray();
   }