Add "Tracker entries" dialog

src/base/bittorrent/trackerentry.cpp

@@ -154,5 +154,11 @@ const lt::announce_entry &TrackerEntry::nativeEntry() const
 
 bool BitTorrent::operator==(const TrackerEntry &left, const TrackerEntry &right)
 {
-    return (QUrl(left.url()) == QUrl(right.url()));
+    return ((left.tier() == right.tier())
+        && QUrl(left.url()) == QUrl(right.url()));
+}
+
+uint BitTorrent::qHash(const TrackerEntry &key, const uint seed)
+{
+    return (::qHash(key.url(), seed) ^ key.tier());
 }

src/base/bittorrent/trackerentry.h

@@ -31,6 +31,8 @@
 
 #include <libtorrent/announce_entry.hpp>
 
+#include <QtGlobal>
+
 class QString;
 
 namespace BitTorrent
@@ -70,6 +72,7 @@ namespace BitTorrent
     };
 
     bool operator==(const TrackerEntry &left, const TrackerEntry &right);
+    uint qHash(const TrackerEntry &key, uint seed);
 }
 
 #endif // BITTORRENT_TRACKERENTRY_H

src/gui/CMakeLists.txt

@@ -52,6 +52,7 @@ torrentcontentmodelfolder.h
 torrentcontentmodelitem.h
 torrentcontenttreeview.h
 torrentcreatordialog.h
+trackerentriesdialog.h
 transferlistdelegate.h
 transferlistfilterswidget.h
 transferlistmodel.h
@@ -97,6 +98,7 @@ torrentcontentmodelfolder.cpp
 torrentcontentmodelitem.cpp
 torrentcontenttreeview.cpp
 torrentcreatordialog.cpp
+trackerentriesdialog.cpp
 transferlistdelegate.cpp
 transferlistfilterswidget.cpp
 transferlistmodel.cpp
@@ -123,6 +125,7 @@ speedlimitdialog.ui
 statsdialog.ui
 torrentcategorydialog.ui
 torrentcreatordialog.ui
+trackerentriesdialog.ui
 updownratiodialog.ui
 )
 

src/gui/gui.pri

@@ -57,6 +57,7 @@ HEADERS += \
     $$PWD/torrentcontentmodelitem.h \
     $$PWD/torrentcontenttreeview.h \
     $$PWD/torrentcreatordialog.h \
+    $$PWD/trackerentriesdialog.h \
     $$PWD/transferlistdelegate.h \
     $$PWD/transferlistfilterswidget.h \
     $$PWD/transferlistmodel.h \
@@ -113,6 +114,7 @@ SOURCES += \
     $$PWD/torrentcontentmodelitem.cpp \
     $$PWD/torrentcontenttreeview.cpp \
     $$PWD/torrentcreatordialog.cpp \
+    $$PWD/trackerentriesdialog.cpp \
     $$PWD/transferlistdelegate.cpp \
     $$PWD/transferlistfilterswidget.cpp \
     $$PWD/transferlistmodel.cpp \
@@ -155,6 +157,7 @@ FORMS += \
     $$PWD/statsdialog.ui \
     $$PWD/torrentcategorydialog.ui \
     $$PWD/torrentcreatordialog.ui \
+    $$PWD/trackerentriesdialog.ui \
     $$PWD/updownratiodialog.ui
 
 RESOURCES += $$PWD/about.qrc

src/gui/trackerentriesdialog.cpp

@@ -0,0 +1,112 @@
+/*
+ * Bittorrent Client using Qt and libtorrent.
+ * Copyright (C) 2019  Mike Tzou (Chocobo1)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ * In addition, as a special exception, the copyright holders give permission to
+ * link this program with the OpenSSL project's "OpenSSL" library (or with
+ * modified versions of it that use the same license as the "OpenSSL" library),
+ * and distribute the linked executables. You must obey the GNU General Public
+ * License in all respects for all of the code used other than "OpenSSL".  If you
+ * modify file(s), you may extend this exception to your version of the file(s),
+ * but you are not obligated to do so. If you do not wish to do so, delete this
+ * exception statement from your version.
+ */
+
+#include "trackerentriesdialog.h"
+
+#include <algorithm>
+
+#include <QHash>
+
+#include "base/bittorrent/trackerentry.h"
+#include "ui_trackerentriesdialog.h"
+#include "utils.h"
+
+#define SETTINGS_KEY(name) "TrackerEntriesDialog/" name
+
+TrackerEntriesDialog::TrackerEntriesDialog(QWidget *parent)
+    : QDialog(parent)
+    , m_ui(new Ui::TrackerEntriesDialog)
+    , m_storeDialogSize(SETTINGS_KEY("Dimension"))
+{
+    m_ui->setupUi(this);
+
+    connect(m_ui->buttonBox, &QDialogButtonBox::accepted, this, &QDialog::accept);
+    connect(m_ui->buttonBox, &QDialogButtonBox::rejected, this, &QDialog::reject);
+
+    loadSettings();
+}
+
+TrackerEntriesDialog::~TrackerEntriesDialog()
+{
+    saveSettings();
+
+    delete m_ui;
+}
+
+void TrackerEntriesDialog::setTrackers(const QVector<BitTorrent::TrackerEntry> &trackers)
+{
+    int maxTier = -1;
+    QHash<int, QString> tiers;  // <tier, tracker URLs>
+
+    for (const BitTorrent::TrackerEntry &entry : trackers) {
+        tiers[entry.tier()] += (entry.url() + '\n');
+        maxTier = std::max(maxTier, entry.tier());
+    }
+
+    QString text = tiers.value(0);
+
+    for (int i = 1; i <= maxTier; ++i)
+        text += ('\n' + tiers.value(i));
+
+    m_ui->plainTextEdit->setPlainText(text);
+}
+
+QVector<BitTorrent::TrackerEntry> TrackerEntriesDialog::trackers() const
+{
+    const QString plainText = m_ui->plainTextEdit->toPlainText();
+    const QVector<QStringRef> lines = plainText.splitRef('\n');
+
+    QVector<BitTorrent::TrackerEntry> entries;
+    entries.reserve(lines.size());
+
+    int tier = 0;
+    for (QStringRef line : lines) {
+        line = line.trimmed();
+
+        if (line.isEmpty()) {
+            ++tier;
+            continue;
+        }
+
+        BitTorrent::TrackerEntry entry {line.toString()};
+        entry.setTier(tier);
+        entries.append(entry);
+    }
+
+    return entries;
+}
+
+void TrackerEntriesDialog::saveSettings()
+{
+    m_storeDialogSize = size();
+}
+
+void TrackerEntriesDialog::loadSettings()
+{
+    Utils::Gui::resize(this, m_storeDialogSize);
+}

src/gui/trackerentriesdialog.h

@@ -0,0 +1,64 @@
+/*
+ * Bittorrent Client using Qt and libtorrent.
+ * Copyright (C) 2019  Mike Tzou (Chocobo1)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ *
+ * In addition, as a special exception, the copyright holders give permission to
+ * link this program with the OpenSSL project's "OpenSSL" library (or with
+ * modified versions of it that use the same license as the "OpenSSL" library),
+ * and distribute the linked executables. You must obey the GNU General Public
+ * License in all respects for all of the code used other than "OpenSSL".  If you
+ * modify file(s), you may extend this exception to your version of the file(s),
+ * but you are not obligated to do so. If you do not wish to do so, delete this
+ * exception statement from your version.
+ */
+
+#pragma once
+
+#include <QDialog>
+#include <QVector>
+
+#include "base/settingvalue.h"
+
+namespace BitTorrent
+{
+    class TrackerEntry;
+}
+
+namespace Ui
+{
+    class TrackerEntriesDialog;
+}
+
+class TrackerEntriesDialog : public QDialog
+{
+    Q_OBJECT
+    Q_DISABLE_COPY(TrackerEntriesDialog)
+
+public:
+    explicit TrackerEntriesDialog(QWidget *parent);
+    ~TrackerEntriesDialog() override;
+
+    void setTrackers(const QVector<BitTorrent::TrackerEntry> &trackers);
+    QVector<BitTorrent::TrackerEntry> trackers() const;
+
+private:
+    void saveSettings();
+    void loadSettings();
+
+    Ui::TrackerEntriesDialog *m_ui;
+    CachedSettingValue<QSize> m_storeDialogSize;
+};

src/gui/trackerentriesdialog.ui

@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>TrackerEntriesDialog</class>
+ <widget class="QDialog" name="TrackerEntriesDialog">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>506</width>
+    <height>500</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Edit trackers</string>
+  </property>
+  <layout class="QVBoxLayout" name="verticalLayout">
+   <item>
+    <widget class="QLabel" name="label">
+     <property name="text">
+      <string>One tracker URL per line.
+
+- You can split the trackers into groups by inserting blank lines.
+- All trackers within the same group will belong to the same tier.
+- The group on top will be tier 0, the next group tier 1 and so on.
+- Below will show the common subset of trackers of the selected torrents.</string>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QPlainTextEdit" name="plainTextEdit"/>
+   </item>
+   <item>
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>

src/gui/transferlistwidget.cpp

@@ -28,6 +28,8 @@
 
 #include "transferlistwidget.h"
 
+#include <algorithm>
+
 #include <QClipboard>
 #include <QDebug>
 #include <QFileDialog>
@@ -36,6 +38,7 @@
 #include <QMessageBox>
 #include <QRegExp>
 #include <QRegularExpression>
+#include <QSet>
 #include <QShortcut>
 #include <QStylePainter>
 #include <QTableView>
@@ -44,6 +47,7 @@
 
 #include "base/bittorrent/session.h"
 #include "base/bittorrent/torrenthandle.h"
+#include "base/bittorrent/trackerentry.h"
 #include "base/global.h"
 #include "base/logger.h"
 #include "base/preferences.h"
@@ -59,6 +63,7 @@
 #include "previewselectdialog.h"
 #include "speedlimitdialog.h"
 #include "torrentcategorydialog.h"
+#include "trackerentriesdialog.h"
 #include "transferlistdelegate.h"
 #include "transferlistmodel.h"
 #include "transferlistsortmodel.h"
@@ -807,6 +812,39 @@ void TransferListWidget::askAddTagsForSelection()
         addSelectionTag(tag);
 }
 
+void TransferListWidget::editTorrentTrackers()
+{
+    const QList<BitTorrent::TorrentHandle *> torrents = getSelectedTorrents();
+    QList<BitTorrent::TrackerEntry> commonTrackers;
+
+    if (!torrents.empty()) {
+        commonTrackers = torrents[0]->trackers();
+
+        for (const BitTorrent::TorrentHandle *torrent : torrents) {
+            QSet<BitTorrent::TrackerEntry> trackerSet;
+
+            for (const BitTorrent::TrackerEntry &entry : asConst(torrent->trackers()))
+                trackerSet.insert(entry);
+
+            commonTrackers.erase(std::remove_if(commonTrackers.begin(), commonTrackers.end()
+                , [&trackerSet](const BitTorrent::TrackerEntry &entry) { return !trackerSet.contains(entry); })
+                , commonTrackers.end());
+        }
+    }
+
+    auto trackerDialog = new TrackerEntriesDialog(this);
+    trackerDialog->setAttribute(Qt::WA_DeleteOnClose);
+    trackerDialog->setTrackers(commonTrackers);
+
+    connect(trackerDialog, &QDialog::accepted, this, [torrents, trackerDialog]()
+    {
+        for (BitTorrent::TorrentHandle *torrent : torrents)
+            torrent->replaceTrackers(trackerDialog->trackers());
+    });
+
+    trackerDialog->open();
+}
+
 void TransferListWidget::confirmRemoveAllTagsForSelection()
 {
     QMessageBox::StandardButton response = QMessageBox::question(
@@ -951,6 +989,8 @@ void TransferListWidget::displayListMenu(const QPoint &)
     actionAutoTMM->setCheckable(true);
     actionAutoTMM->setToolTip(tr("Automatic mode means that various torrent properties(eg save path) will be decided by the associated category"));
     connect(actionAutoTMM, &QAction::triggered, this, &TransferListWidget::setSelectedAutoTMMEnabled);
+    QAction *actionEditTracker = new QAction(GuiIconProvider::instance()->getIcon("edit-rename"), tr("Edit trackers..."), listMenu);
+    connect(actionEditTracker, &QAction::triggered, this, &TransferListWidget::editTorrentTrackers);
     // End of actions
 
     // Enable/disable pause/start action given the DL state
@@ -1046,6 +1086,7 @@ void TransferListWidget::displayListMenu(const QPoint &)
     listMenu->addAction(actionSetTorrentPath);
     if (selectedIndexes.size() == 1)
         listMenu->addAction(actionRename);
+    listMenu->addAction(actionEditTracker);
 
     // Category Menu
     QStringList categories = BitTorrent::Session::instance()->categories().keys();

src/gui/transferlistwidget.h

@@ -118,6 +118,7 @@ signals:
 private:
     void wheelEvent(QWheelEvent *event) override;
     void askAddTagsForSelection();
+    void editTorrentTrackers();
     void confirmRemoveAllTagsForSelection();
     QStringList askTagsForSelection(const QString &dialogTitle);
     void applyToSelectedTorrents(const std::function<void (BitTorrent::TorrentHandle *const)> &fn);