mirror of
https://github.com/qbittorrent/qBittorrent.git
synced 2024-12-15 04:31:39 +03:00
561 lines
21 KiB
C++
561 lines
21 KiB
C++
/*
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* Bittorrent Client using Qt4 and libtorrent.
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* Copyright (C) 2006 Christophe Dumez
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* In addition, as a special exception, the copyright holders give permission to
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* link this program with the OpenSSL project's "OpenSSL" library (or with
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* modified versions of it that use the same license as the "OpenSSL" library),
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* and distribute the linked executables. You must obey the GNU General Public
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* License in all respects for all of the code used other than "OpenSSL". If you
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* modify file(s), you may extend this exception to your version of the file(s),
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* but you are not obligated to do so. If you do not wish to do so, delete this
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* exception statement from your version.
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*
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* Contact : chris@qbittorrent.org
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*/
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#include <QStandardItemModel>
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#include <QHeaderView>
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#include <QCompleter>
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#include <QSettings>
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#include <QMessageBox>
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#include <QTemporaryFile>
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#include <QSystemTrayIcon>
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#include <iostream>
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#include <QTimer>
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#include <QDir>
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#include <QMenu>
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#include <QClipboard>
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#include <QMimeData>
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#include <QSortFilterProxyModel>
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#include "searchengine.h"
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#include "bittorrent.h"
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#include "downloadthread.h"
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#include "misc.h"
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#include "searchlistdelegate.h"
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#include "GUI.h"
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#define SEARCHHISTORY_MAXSIZE 50
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/*SEARCH ENGINE START*/
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SearchEngine::SearchEngine(GUI *parent, Bittorrent *BTSession) : QWidget(parent), BTSession(BTSession), parent(parent) {
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setupUi(this);
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// new qCompleter to the search pattern
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startSearchHistory();
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createCompleter();
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#ifdef QT_4_5
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tabWidget->setTabsClosable(true);
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connect(tabWidget, SIGNAL(tabCloseRequested(int)), this, SLOT(closeTab(int)));
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#else
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// Add close tab button
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closeTab_button = new QPushButton();
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closeTab_button->setIcon(QIcon(QString::fromUtf8(":/Icons/oxygen/tab-close.png")));
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closeTab_button->setFlat(true);
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tabWidget->setCornerWidget(closeTab_button);
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connect(closeTab_button, SIGNAL(clicked()), this, SLOT(closeTab_button_clicked()));
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#endif
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// Boolean initialization
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search_stopped = false;
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// Creating Search Process
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searchProcess = new QProcess(this);
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QStringList env = QProcess::systemEnvironment();
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searchProcess->setEnvironment(env);
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connect(searchProcess, SIGNAL(started()), this, SLOT(searchStarted()));
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connect(searchProcess, SIGNAL(readyReadStandardOutput()), this, SLOT(readSearchOutput()));
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connect(searchProcess, SIGNAL(finished(int, QProcess::ExitStatus)), this, SLOT(searchFinished(int,QProcess::ExitStatus)));
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connect(tabWidget, SIGNAL(currentChanged(int)), this, SLOT(tab_changed(int)));
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searchTimeout = new QTimer(this);
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searchTimeout->setSingleShot(true);
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connect(searchTimeout, SIGNAL(timeout()), this, SLOT(on_search_button_clicked()));
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// Update nova.py search plugin if necessary
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updateNova();
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supported_engines = new SupportedEngines();
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// Fill in category combobox
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fillCatCombobox();
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connect(search_pattern, SIGNAL(customContextMenuRequested(QPoint)), this, SLOT(displayPatternContextMenu(QPoint)));
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}
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void SearchEngine::fillCatCombobox() {
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comboCategory->clear();
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comboCategory->addItem(full_cat_names["all"], QVariant("all"));
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QStringList supported_cat = supported_engines->supportedCategories();
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foreach(QString cat, supported_cat) {
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qDebug("Supported category: %s", cat.toLocal8Bit().data());
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comboCategory->addItem(full_cat_names[cat], QVariant(cat));
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}
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}
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QString SearchEngine::selectedCategory() const {
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return comboCategory->itemData(comboCategory->currentIndex()).toString();
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}
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SearchEngine::~SearchEngine(){
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qDebug("Search destruction");
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// save the searchHistory for later uses
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saveSearchHistory();
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searchProcess->kill();
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searchProcess->waitForFinished();
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foreach(QProcess *downloader, downloaders) {
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// Make sure we disconnect the SIGNAL/SLOT first
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// To avoid double free
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downloader->disconnect();
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downloader->kill();
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downloader->waitForFinished();
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delete downloader;
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}
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#ifndef QT_4_5
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delete closeTab_button;
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#endif
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delete searchTimeout;
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delete searchProcess;
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delete supported_engines;
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if(searchCompleter)
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delete searchCompleter;
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}
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void SearchEngine::displayPatternContextMenu(QPoint) {
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QMenu myMenu(this);
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QAction cutAct(QIcon(":/Icons/oxygen/edit-cut.png"), tr("Cut"), &myMenu);
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QAction copyAct(QIcon(":/Icons/oxygen/edit-copy.png"), tr("Copy"), &myMenu);
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QAction pasteAct(QIcon(":/Icons/oxygen/edit-paste.png"), tr("Paste"), &myMenu);
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QAction clearAct(QIcon(":/Icons/oxygen/edit_clear.png"), tr("Clear field"), &myMenu);
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QAction clearHistoryAct(QIcon(":/Icons/oxygen/edit-clear.png"), tr("Clear completion history"), &myMenu);
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bool hasCopyAct = false;
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if(search_pattern->hasSelectedText()) {
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myMenu.addAction(&cutAct);
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myMenu.addAction(©Act);
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hasCopyAct = true;
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}
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if(qApp->clipboard()->mimeData()->hasText()) {
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myMenu.addAction(&pasteAct);
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hasCopyAct = true;
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}
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if(hasCopyAct)
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myMenu.addSeparator();
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myMenu.addAction(&clearHistoryAct);
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myMenu.addAction(&clearAct);
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QAction *act = myMenu.exec(QCursor::pos());
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if(act != 0) {
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if(act == &clearHistoryAct) {
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searchHistory.setStringList(QStringList());
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}
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else if (act == &pasteAct) {
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search_pattern->paste();
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}
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else if (act == &cutAct) {
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search_pattern->cut();
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}
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else if (act == ©Act) {
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search_pattern->copy();
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}
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else if (act == &clearAct) {
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search_pattern->clear();
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}
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}
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}
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void SearchEngine::tab_changed(int t)
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{//when we switch from a tab that is not empty to another that is empty the download button
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//doesn't have to be available
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if(t>-1)
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{//-1 = no more tab
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if(all_tab.at(tabWidget->currentIndex())->getCurrentSearchListModel()->rowCount()) {
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download_button->setEnabled(true);
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} else {
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download_button->setEnabled(false);
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}
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}
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}
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void SearchEngine::on_enginesButton_clicked() {
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engineSelectDlg *dlg = new engineSelectDlg(this, supported_engines);
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connect(dlg, SIGNAL(enginesChanged()), this, SLOT(fillCatCombobox()));
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}
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// get the last searchs from a QSettings to a QStringList
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void SearchEngine::startSearchHistory(){
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QSettings settings("qBittorrent", "qBittorrent");
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searchHistory.setStringList(settings.value("Search/searchHistory",QStringList()).toStringList());
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}
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// Save the history list into the QSettings for the next session
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void SearchEngine::saveSearchHistory() {
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QSettings settings("qBittorrent", "qBittorrent");
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settings.setValue("Search/searchHistory",searchHistory.stringList());
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}
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// Function called when we click on search button
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void SearchEngine::on_search_button_clicked(){
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if(searchProcess->state() != QProcess::NotRunning){
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searchProcess->terminate();
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search_stopped = true;
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if(searchTimeout->isActive()) {
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searchTimeout->stop();
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}
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search_button->setText("Search");
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return;
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}
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QString pattern = search_pattern->text().trimmed();
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// No search pattern entered
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if(pattern.isEmpty()){
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QMessageBox::critical(0, tr("Empty search pattern"), tr("Please type a search pattern first"));
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return;
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}
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// Tab Addition
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currentSearchTab=new SearchTab(this);
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connect(currentSearchTab->header(), SIGNAL(sectionResized(int, int, int)), this, SLOT(propagateSectionResized(int,int,int)));
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all_tab.append(currentSearchTab);
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tabWidget->addTab(currentSearchTab, pattern);
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tabWidget->setCurrentWidget(currentSearchTab);
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#ifndef QT_4_5
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closeTab_button->setEnabled(true);
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#endif
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// if the pattern is not in the pattern
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QStringList wordList = searchHistory.stringList();
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if(wordList.indexOf(pattern) == -1){
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//update the searchHistory list
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wordList.append(pattern);
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// verify the max size of the history
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if(wordList.size() > SEARCHHISTORY_MAXSIZE)
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wordList = wordList.mid(wordList.size()/2);
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searchHistory.setStringList(wordList);
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}
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// Getting checked search engines
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QStringList params;
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QStringList engineNames;
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search_stopped = false;
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params << misc::qBittorrentPath()+"search_engine"+QDir::separator()+"nova2.py";
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params << supported_engines->enginesEnabled().join(",");
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qDebug("Search with category: %s", selectedCategory().toLocal8Bit().data());
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params << selectedCategory();
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params << pattern.split(" ");
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// Update SearchEngine widgets
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no_search_results = true;
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nb_search_results = 0;
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search_result_line_truncated.clear();
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//on change le texte du label courrant
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currentSearchTab->getCurrentLabel()->setText(tr("Results")+" <i>(0)</i>:");
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// Launch search
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searchProcess->start("python", params, QIODevice::ReadOnly);
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searchTimeout->start(180000); // 3min
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}
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void SearchEngine::createCompleter() {
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if(searchCompleter)
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delete searchCompleter;
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searchCompleter = new QCompleter(&searchHistory);
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searchCompleter->setCaseSensitivity(Qt::CaseInsensitive);
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search_pattern->setCompleter(searchCompleter);
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}
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void SearchEngine::propagateSectionResized(int index, int , int newsize) {
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foreach(SearchTab * tab, all_tab) {
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tab->getCurrentTreeView()->setColumnWidth(index, newsize);
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}
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saveResultsColumnsWidth();
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}
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void SearchEngine::saveResultsColumnsWidth() {
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if(all_tab.size() > 0) {
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QTreeView* treeview = all_tab.first()->getCurrentTreeView();
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QSettings settings("qBittorrent", "qBittorrent");
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QStringList width_list;
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QStringList new_width_list;
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short nbColumns = all_tab.first()->getCurrentSearchListModel()->columnCount();
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QString line = settings.value("SearchResultsColsWidth", QString()).toString();
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if(!line.isEmpty()) {
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width_list = line.split(' ');
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}
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for(short i=0; i<nbColumns; ++i){
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if(treeview->columnWidth(i)<1 && width_list.size() == nbColumns && width_list.at(i).toInt()>=1) {
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// load the former width
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new_width_list << width_list.at(i);
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} else if(treeview->columnWidth(i)>=1) {
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// usual case, save the current width
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new_width_list << QString::fromUtf8(misc::toString(treeview->columnWidth(i)).c_str());
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} else {
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// default width
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treeview->resizeColumnToContents(i);
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new_width_list << QString::fromUtf8(misc::toString(treeview->columnWidth(i)).c_str());
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}
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}
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settings.setValue("SearchResultsColsWidth", new_width_list.join(" "));
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}
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}
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void SearchEngine::downloadTorrent(QString engine_url, QString torrent_url) {
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QProcess *downloadProcess = new QProcess(this);
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connect(downloadProcess, SIGNAL(finished(int, QProcess::ExitStatus)), this, SLOT(downloadFinished(int,QProcess::ExitStatus)));
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downloaders << downloadProcess;
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QStringList params;
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params << misc::qBittorrentPath()+"search_engine"+QDir::separator()+"nova2dl.py";
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params << engine_url;
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params << torrent_url;
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// Launch search
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downloadProcess->start("python", params, QIODevice::ReadOnly);
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}
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void SearchEngine::searchStarted(){
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// Update SearchEngine widgets
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search_status->setText(tr("Searching..."));
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search_status->repaint();
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search_button->setText("Stop");
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}
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// search Qprocess return output as soon as it gets new
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// stuff to read. We split it into lines and add each
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// line to search results calling appendSearchResult().
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void SearchEngine::readSearchOutput(){
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QByteArray output = searchProcess->readAllStandardOutput();
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output.replace("\r", "");
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QList<QByteArray> lines_list = output.split('\n');
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if(!search_result_line_truncated.isEmpty()){
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QByteArray end_of_line = lines_list.takeFirst();
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lines_list.prepend(search_result_line_truncated+end_of_line);
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}
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search_result_line_truncated = lines_list.takeLast().trimmed();
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foreach(const QByteArray &line, lines_list){
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appendSearchResult(QString::fromUtf8(line));
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}
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currentSearchTab->getCurrentLabel()->setText(tr("Results")+QString::fromUtf8(" <i>(")+misc::toQString(nb_search_results)+QString::fromUtf8(")</i>:"));
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}
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void SearchEngine::downloadFinished(int exitcode, QProcess::ExitStatus) {
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QProcess *downloadProcess = (QProcess*)sender();
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if(exitcode == 0) {
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QString line = QString::fromUtf8(downloadProcess->readAllStandardOutput()).trimmed();
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QStringList parts = line.split(' ');
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if(parts.size() == 2) {
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QString path = parts[0];
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QString url = parts[1];
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BTSession->processDownloadedFile(url, path);
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}
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}
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qDebug("Deleting downloadProcess");
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downloaders.removeOne(downloadProcess);
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delete downloadProcess;
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}
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// Update nova.py search plugin if necessary
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void SearchEngine::updateNova() {
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qDebug("Updating nova");
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// create search_engine directory if necessary
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QDir search_dir(misc::qBittorrentPath()+"search_engine");
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if(!search_dir.exists()){
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search_dir.mkdir(misc::qBittorrentPath()+"search_engine");
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}
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QFile package_file(search_dir.path()+QDir::separator()+"__init__.py");
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package_file.open(QIODevice::WriteOnly | QIODevice::Text);
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package_file.close();
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if(!search_dir.exists("engines")){
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search_dir.mkdir("engines");
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}
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QFile package_file2(search_dir.path()+QDir::separator()+"engines"+QDir::separator()+"__init__.py");
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package_file2.open(QIODevice::WriteOnly | QIODevice::Text);
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package_file2.close();
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// Copy search plugin files (if necessary)
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QString filePath = misc::qBittorrentPath()+"search_engine"+QDir::separator()+"nova2.py";
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if(getPluginVersion(":/search_engine/nova2.py") > getPluginVersion(filePath)) {
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if(QFile::exists(filePath))
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QFile::remove(filePath);
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QFile::copy(":/search_engine/nova2.py", filePath);
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}
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// Set permissions
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QFile::Permissions perm=QFile::ReadOwner | QFile::WriteOwner | QFile::ExeOwner | QFile::ReadUser | QFile::WriteUser | QFile::ExeUser | QFile::ReadGroup | QFile::ReadGroup;
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QFile(misc::qBittorrentPath()+"search_engine"+QDir::separator()+"nova2.py").setPermissions(perm);
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filePath = misc::qBittorrentPath()+"search_engine"+QDir::separator()+"nova2dl.py";
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if(getPluginVersion(":/search_engine/nova2dl.py") > getPluginVersion(filePath)) {
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if(QFile::exists(filePath)){
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QFile::remove(filePath);
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}
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QFile::copy(":/search_engine/nova2dl.py", filePath);
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}
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QFile(misc::qBittorrentPath()+"search_engine"+QDir::separator()+"nova2dl.py").setPermissions(perm);
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filePath = misc::qBittorrentPath()+"search_engine"+QDir::separator()+"novaprinter.py";
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if(getPluginVersion(":/search_engine/novaprinter.py") > getPluginVersion(filePath)) {
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if(QFile::exists(filePath)){
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QFile::remove(filePath);
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}
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QFile::copy(":/search_engine/novaprinter.py", filePath);
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}
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QFile(misc::qBittorrentPath()+"search_engine"+QDir::separator()+"novaprinter.py").setPermissions(perm);
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filePath = misc::qBittorrentPath()+"search_engine"+QDir::separator()+"helpers.py";
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if(getPluginVersion(":/search_engine/helpers.py") > getPluginVersion(filePath)) {
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if(QFile::exists(filePath)){
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QFile::remove(filePath);
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}
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QFile::copy(":/search_engine/helpers.py", filePath);
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}
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QFile(misc::qBittorrentPath()+"search_engine"+QDir::separator()+"helpers.py").setPermissions(perm);
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QString destDir = misc::qBittorrentPath()+"search_engine"+QDir::separator()+"engines"+QDir::separator();
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QDir shipped_subDir(":/search_engine/engines/");
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QStringList files = shipped_subDir.entryList();
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foreach(const QString &file, files){
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QString shipped_file = shipped_subDir.path()+"/"+file;
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// Copy python classes
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if(file.endsWith(".py")) {
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if(getPluginVersion(shipped_file) > getPluginVersion(destDir+file) ) {
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qDebug("shippped %s is more recent then local plugin, updating", file.toLocal8Bit().data());
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if(QFile::exists(destDir+file)) {
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qDebug("Removing old %s", (destDir+file).toLocal8Bit().data());
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QFile::remove(destDir+file);
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}
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qDebug("%s copied to %s", shipped_file.toLocal8Bit().data(), (destDir+file).toLocal8Bit().data());
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QFile::copy(shipped_file, destDir+file);
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}
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} else {
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// Copy icons
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if(file.endsWith(".png")) {
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if(!QFile::exists(destDir+file)) {
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QFile::copy(shipped_file, destDir+file);
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}
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}
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}
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}
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}
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// Slot called when search is Finished
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// Search can be finished for 3 reasons :
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// Error | Stopped by user | Finished normally
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void SearchEngine::searchFinished(int exitcode,QProcess::ExitStatus){
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QSettings settings("qBittorrent", "qBittorrent");
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bool useNotificationBalloons = settings.value("Preferences/General/NotificationBaloons", true).toBool();
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if(useNotificationBalloons && parent->getCurrentTabIndex() != TAB_SEARCH) {
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parent->showNotificationBaloon(tr("Search Engine"), tr("Search has finished"));
|
|
}
|
|
if(exitcode){
|
|
search_status->setText(tr("An error occured during search..."));
|
|
}else{
|
|
if(search_stopped){
|
|
search_status->setText(tr("Search aborted"));
|
|
}else{
|
|
if(no_search_results){
|
|
search_status->setText(tr("Search returned no results"));
|
|
}else{
|
|
search_status->setText(tr("Search has finished"));
|
|
}
|
|
}
|
|
}
|
|
if(currentSearchTab)
|
|
currentSearchTab->getCurrentLabel()->setText(tr("Results", "i.e: Search results")+QString::fromUtf8(" <i>(")+misc::toQString(nb_search_results)+QString::fromUtf8(")</i>:"));
|
|
search_button->setText("Search");
|
|
if(searchTimeout->isActive()) {
|
|
searchTimeout->stop();
|
|
}
|
|
}
|
|
|
|
// SLOT to append one line to search results list
|
|
// Line is in the following form :
|
|
// file url | file name | file size | nb seeds | nb leechers | Search engine url
|
|
void SearchEngine::appendSearchResult(QString line){
|
|
QStringList parts = line.split("|");
|
|
if(parts.size() != 6){
|
|
return;
|
|
}
|
|
|
|
// Add item to search result list
|
|
QStandardItemModel* cur_model = currentSearchTab->getCurrentSearchListModel();
|
|
int row = cur_model->rowCount();
|
|
cur_model->insertRow(row);
|
|
|
|
cur_model->setData(cur_model->index(row, 5), parts.at(0).trimmed()); // download URL
|
|
cur_model->setData(cur_model->index(row, 0), parts.at(1).trimmed()); // Name
|
|
cur_model->setData(cur_model->index(row, 1), parts.at(2).trimmed().toLongLong()); // Size
|
|
bool ok = false;
|
|
qlonglong nb_seeders = parts.at(3).trimmed().toLongLong(&ok);
|
|
if(!ok || nb_seeders < 0) {
|
|
cur_model->setData(cur_model->index(row, 2), tr("Unknown")); // Seeders
|
|
} else {
|
|
cur_model->setData(cur_model->index(row, 2), nb_seeders); // Seeders
|
|
}
|
|
qlonglong nb_leechers = parts.at(4).trimmed().toLongLong(&ok);
|
|
if(!ok || nb_leechers < 0) {
|
|
cur_model->setData(cur_model->index(row, 3), tr("Unknown")); // Leechers
|
|
} else {
|
|
cur_model->setData(cur_model->index(row, 3), nb_leechers); // Leechers
|
|
}
|
|
cur_model->setData(cur_model->index(row, 4), parts.at(5).trimmed()); // Engine URL
|
|
|
|
no_search_results = false;
|
|
++nb_search_results;
|
|
// Enable clear & download buttons
|
|
download_button->setEnabled(true);
|
|
}
|
|
|
|
#ifdef QT_4_5
|
|
void SearchEngine::closeTab(int index) {
|
|
if(index == tabWidget->indexOf(currentSearchTab)) {
|
|
qDebug("Deleted current search Tab");
|
|
if(searchProcess->state() != QProcess::NotRunning){
|
|
searchProcess->terminate();
|
|
}
|
|
if(searchTimeout->isActive()) {
|
|
searchTimeout->stop();
|
|
}
|
|
search_stopped = true;
|
|
currentSearchTab = 0;
|
|
}
|
|
delete all_tab.takeAt(tabWidget->currentIndex());
|
|
if(!all_tab.size()) {
|
|
download_button->setEnabled(false);
|
|
}
|
|
}
|
|
#else
|
|
// Clear search results list
|
|
void SearchEngine::closeTab_button_clicked(){
|
|
if(all_tab.size()) {
|
|
qDebug("currentTab rank: %d", tabWidget->currentIndex());
|
|
qDebug("currentSearchTab rank: %d", tabWidget->indexOf(currentSearchTab));
|
|
if(tabWidget->currentIndex() == tabWidget->indexOf(currentSearchTab)) {
|
|
qDebug("Deleted current search Tab");
|
|
if(searchProcess->state() != QProcess::NotRunning){
|
|
searchProcess->terminate();
|
|
}
|
|
if(searchTimeout->isActive()) {
|
|
searchTimeout->stop();
|
|
}
|
|
search_stopped = true;
|
|
currentSearchTab = 0;
|
|
}
|
|
delete all_tab.takeAt(tabWidget->currentIndex());
|
|
if(!all_tab.size()) {
|
|
closeTab_button->setEnabled(false);
|
|
download_button->setEnabled(false);
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|
|
// Download selected items in search results list
|
|
void SearchEngine::on_download_button_clicked(){
|
|
//QModelIndexList selectedIndexes = currentSearchTab->getCurrentTreeView()->selectionModel()->selectedIndexes();
|
|
QModelIndexList selectedIndexes = all_tab.at(tabWidget->currentIndex())->getCurrentTreeView()->selectionModel()->selectedIndexes();
|
|
foreach(const QModelIndex &index, selectedIndexes){
|
|
if(index.column() == NAME){
|
|
// Get Item url
|
|
QSortFilterProxyModel* model = all_tab.at(tabWidget->currentIndex())->getCurrentSearchListProxy();
|
|
QString torrent_url = model->data(model->index(index.row(), URL_COLUMN)).toString();
|
|
QString engine_url = model->data(model->index(index.row(), ENGINE_URL_COLUMN)).toString();
|
|
downloadTorrent(engine_url, torrent_url);
|
|
all_tab.at(tabWidget->currentIndex())->setRowColor(index.row(), "red");
|
|
}
|
|
}
|
|
}
|