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qBittorrent/src/qtlibtorrent/qbtsession.cpp

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/*
* Bittorrent Client using Qt4 and libtorrent.
* Copyright (C) 2006 Christophe Dumez
*
* 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.
*
* Contact : chris@qbittorrent.org
*/
#include <QDir>
#include <QDateTime>
#include <QString>
#include <QNetworkInterface>
#include <QHostAddress>
#include <QNetworkAddressEntry>
#include <QProcess>
#include <stdlib.h>
#include "smtp.h"
#include "filesystemwatcher.h"
#include "torrentspeedmonitor.h"
#include "qbtsession.h"
#include "misc.h"
#include "fs_utils.h"
#include "downloadthread.h"
#include "filterparserthread.h"
#include "preferences.h"
#include "scannedfoldersmodel.h"
#ifndef DISABLE_GUI
#include "shutdownconfirm.h"
#include "geoipmanager.h"
#endif
#include "torrentpersistentdata.h"
#include "httpserver.h"
#include "qinisettings.h"
#include "bandwidthscheduler.h"
#include <libtorrent/version.hpp>
#include <libtorrent/extensions/ut_metadata.hpp>
#include <libtorrent/version.hpp>
#include <libtorrent/extensions/lt_trackers.hpp>
#include <libtorrent/extensions/ut_pex.hpp>
#include <libtorrent/extensions/smart_ban.hpp>
//#include <libtorrent/extensions/metadata_transfer.hpp>
#include <libtorrent/entry.hpp>
#include <libtorrent/bencode.hpp>
#include <libtorrent/error_code.hpp>
#include <libtorrent/identify_client.hpp>
#include <libtorrent/alert_types.hpp>
#include <libtorrent/torrent_info.hpp>
#include <libtorrent/upnp.hpp>
#include <libtorrent/natpmp.hpp>
#if LIBTORRENT_VERSION_MINOR < 16
#include <boost/filesystem/exception.hpp>
#include <boost/filesystem.hpp>
#include <boost/filesystem/fstream.hpp>
#endif
#if LIBTORRENT_VERSION_MINOR > 15
#include "libtorrent/error_code.hpp"
#endif
#include <queue>
#include <string.h>
#include "dnsupdater.h"
using namespace libtorrent;
QBtSession* QBtSession::m_instance = 0;
const qreal QBtSession::MAX_RATIO = 9999.;
const int MAX_TRACKER_ERRORS = 2;
/* Converts a QString hash into a libtorrent sha1_hash */
static libtorrent::sha1_hash QStringToSha1(const QString& s) {
QByteArray raw = s.toAscii();
Q_ASSERT(raw.size() == 40);
libtorrent::sha1_hash ret;
from_hex(raw.constData(), 40, (char*)&ret[0]);
return ret;
}
// Main constructor
QBtSession::QBtSession()
: m_scanFolders(ScanFoldersModel::instance(this)),
preAllocateAll(false), global_ratio_limit(-1),
LSDEnabled(false),
DHTEnabled(false), current_dht_port(0), queueingEnabled(false),
m_torrentExportEnabled(false),
m_finishedTorrentExportEnabled(false)
#ifndef DISABLE_GUI
, geoipDBLoaded(false), resolve_countries(false)
#endif
, m_tracker(0), m_shutdownAct(NO_SHUTDOWN),
m_upnp(0), m_natpmp(0), m_dynDNSUpdater(0)
{
BigRatioTimer = new QTimer(this);
BigRatioTimer->setInterval(10000);
connect(BigRatioTimer, SIGNAL(timeout()), SLOT(processBigRatios()));
Preferences pref;
#if LIBTORRENT_VERSION_MINOR < 16
// To avoid some exceptions
boost::filesystem::path::default_name_check(boost::filesystem::no_check);
#endif
// Creating Bittorrent session
QList<int> version;
version << VERSION_MAJOR;
version << VERSION_MINOR;
version << VERSION_BUGFIX;
version << 0;
const QString peer_id = "qB";
// Construct session
s = new session(fingerprint(peer_id.toLocal8Bit().constData(), version.at(0), version.at(1), version.at(2), version.at(3)), 0);
//std::cout << "Peer ID: " << fingerprint(peer_id.toLocal8Bit().constData(), version.at(0), version.at(1), version.at(2), version.at(3)).to_string() << std::endl;
addConsoleMessage("Peer ID: "+misc::toQString(fingerprint(peer_id.toLocal8Bit().constData(), version.at(0), version.at(1), version.at(2), version.at(3)).to_string()));
// Set severity level of libtorrent session
s->set_alert_mask(alert::error_notification | alert::peer_notification | alert::port_mapping_notification | alert::storage_notification | alert::tracker_notification | alert::status_notification | alert::ip_block_notification | alert::progress_notification);
// Load previous state
loadSessionState();
// Enabling plugins
//s->add_extension(&create_metadata_plugin);
s->add_extension(&create_ut_metadata_plugin);
if (pref.trackerExchangeEnabled())
s->add_extension(&create_lt_trackers_plugin);
if (pref.isPeXEnabled()) {
PeXEnabled = true;
s->add_extension(&create_ut_pex_plugin);
} else {
PeXEnabled = false;
}
s->add_extension(&create_smart_ban_plugin);
timerAlerts = new QTimer(this);
connect(timerAlerts, SIGNAL(timeout()), SLOT(readAlerts()));
timerAlerts->start(1000);
appendLabelToSavePath = pref.appendTorrentLabel();
appendqBExtension = pref.useIncompleteFilesExtension();
connect(m_scanFolders, SIGNAL(torrentsAdded(QStringList&)), SLOT(addTorrentsFromScanFolder(QStringList&)));
// Apply user settings to Bittorrent session
configureSession();
// Torrent speed monitor
m_speedMonitor = new TorrentSpeedMonitor(this);
m_speedMonitor->start();
// To download from urls
downloader = new DownloadThread(this);
connect(downloader, SIGNAL(downloadFinished(QString, QString)), SLOT(processDownloadedFile(QString, QString)));
connect(downloader, SIGNAL(downloadFailure(QString, QString)), SLOT(handleDownloadFailure(QString, QString)));
// Regular saving of fastresume data
connect(&resumeDataTimer, SIGNAL(timeout()), SLOT(saveTempFastResumeData()));
resumeDataTimer.start(170000); // 3min
qDebug("* BTSession constructed");
}
// Main destructor
QBtSession::~QBtSession() {
qDebug("BTSession destructor IN");
delete m_speedMonitor;
qDebug("Deleted the torrent speed monitor");
// Do some BT related saving
saveSessionState();
saveFastResumeData();
// Delete our objects
if (m_tracker)
delete m_tracker;
delete timerAlerts;
if (BigRatioTimer)
delete BigRatioTimer;
if (filterParser)
delete filterParser;
delete downloader;
if (bd_scheduler)
delete bd_scheduler;
// HTTP Server
if (httpServer)
delete httpServer;
qDebug("Deleting the session");
delete s;
qDebug("BTSession destructor OUT");
#ifndef DISABLE_GUI
if (m_shutdownAct != NO_SHUTDOWN) {
qDebug() << "Sending computer shutdown/suspend signal...";
misc::shutdownComputer(m_shutdownAct == SUSPEND_COMPUTER);
}
#endif
}
void QBtSession::preAllocateAllFiles(bool b) {
const bool change = (preAllocateAll != b);
if (change) {
qDebug("PreAllocateAll changed, reloading all torrents!");
preAllocateAll = b;
}
}
void QBtSession::processBigRatios() {
qDebug("Process big ratios...");
std::vector<torrent_handle> torrents = s->get_torrents();
std::vector<torrent_handle>::iterator torrentIT = torrents.begin();
std::vector<torrent_handle>::iterator torrentITend = torrents.end();
for ( ; torrentIT != torrentITend; ++torrentIT) {
const QTorrentHandle h(*torrentIT);
if (!h.is_valid()) continue;
if (h.is_seed()) {
const QString hash = h.hash();
const qreal ratio = getRealRatio(hash);
qreal ratio_limit = TorrentPersistentData::getRatioLimit(hash);
if (ratio_limit == TorrentPersistentData::USE_GLOBAL_RATIO)
ratio_limit = global_ratio_limit;
if (ratio_limit == TorrentPersistentData::NO_RATIO_LIMIT)
continue;
qDebug("Ratio: %f (limit: %f)", ratio, ratio_limit);
Q_ASSERT(ratio_limit >= 0.f);
if (ratio <= MAX_RATIO && ratio >= ratio_limit) {
if (high_ratio_action == REMOVE_ACTION) {
addConsoleMessage(tr("%1 reached the maximum ratio you set.").arg(h.name()));
addConsoleMessage(tr("Removing torrent %1...").arg(h.name()));
deleteTorrent(hash);
} else {
// Pause it
if (!h.is_paused()) {
addConsoleMessage(tr("%1 reached the maximum ratio you set.").arg(h.name()));
addConsoleMessage(tr("Pausing torrent %1...").arg(h.name()));
pauseTorrent(hash);
}
}
//emit torrent_ratio_deleted(fileName);
}
}
}
}
void QBtSession::setDownloadLimit(QString hash, long val) {
QTorrentHandle h = getTorrentHandle(hash);
if (h.is_valid()) {
h.set_download_limit(val);
}
}
void QBtSession::setUploadLimit(QString hash, long val) {
qDebug("Set upload limit rate to %ld", val);
QTorrentHandle h = getTorrentHandle(hash);
if (h.is_valid()) {
h.set_upload_limit(val);
}
}
void QBtSession::handleDownloadFailure(QString url, QString reason) {
emit downloadFromUrlFailure(url, reason);
// Clean up
const QUrl qurl = QUrl::fromEncoded(url.toUtf8());
url_skippingDlg.removeOne(qurl);
savepathLabel_fromurl.remove(qurl);
}
void QBtSession::setQueueingEnabled(bool enable) {
if (queueingEnabled != enable) {
qDebug("Queueing system is changing state...");
queueingEnabled = enable;
}
}
// Set BT session configuration
void QBtSession::configureSession() {
qDebug("Configuring session");
const Preferences pref;
// * Ports binding
const unsigned short old_listenPort = getListenPort();
const unsigned short new_listenPort = pref.getSessionPort();
if (old_listenPort != new_listenPort) {
qDebug("Session port changes in program preferences: %d -> %d", old_listenPort, new_listenPort);
setListeningPort(new_listenPort);
addConsoleMessage(tr("qBittorrent is bound to port: TCP/%1", "e.g: qBittorrent is bound to port: 6881").arg(QString::number(getListenPort())));
}
// Downloads
// * Save path
defaultSavePath = pref.getSavePath();
if (pref.isTempPathEnabled()) {
setDefaultTempPath(pref.getTempPath());
} else {
setDefaultTempPath(QString::null);
}
setAppendLabelToSavePath(pref.appendTorrentLabel());
setAppendqBExtension(pref.useIncompleteFilesExtension());
preAllocateAllFiles(pref.preAllocateAllFiles());
// * Torrent export directory
const bool torrentExportEnabled = pref.isTorrentExportEnabled();
if (m_torrentExportEnabled != torrentExportEnabled) {
m_torrentExportEnabled = torrentExportEnabled;
if (m_torrentExportEnabled) {
qDebug("Torrent export is enabled, exporting the current torrents");
exportTorrentFiles(pref.getTorrentExportDir());
}
}
// * Finished Torrent export directory
const bool finishedTorrentExportEnabled = pref.isFinishedTorrentExportEnabled();
if (m_finishedTorrentExportEnabled != finishedTorrentExportEnabled)
m_finishedTorrentExportEnabled = finishedTorrentExportEnabled;
// Connection
// * Global download limit
const bool alternative_speeds = pref.isAltBandwidthEnabled();
int down_limit;
if (alternative_speeds)
down_limit = pref.getAltGlobalDownloadLimit();
else
down_limit = pref.getGlobalDownloadLimit();
if (down_limit <= 0) {
// Download limit disabled
setDownloadRateLimit(-1);
} else {
// Enabled
setDownloadRateLimit(down_limit*1024);
}
int up_limit;
if (alternative_speeds)
up_limit = pref.getAltGlobalUploadLimit();
else
up_limit = pref.getGlobalUploadLimit();
// * Global Upload limit
if (up_limit <= 0) {
// Upload limit disabled
setUploadRateLimit(-1);
} else {
// Enabled
setUploadRateLimit(up_limit*1024);
}
if (pref.isSchedulerEnabled()) {
if (!bd_scheduler) {
bd_scheduler = new BandwidthScheduler(this);
connect(bd_scheduler, SIGNAL(switchToAlternativeMode(bool)), this, SLOT(useAlternativeSpeedsLimit(bool)));
}
bd_scheduler->start();
} else {
if (bd_scheduler) delete bd_scheduler;
}
#ifndef DISABLE_GUI
// Resolve countries
qDebug("Loading country resolution settings");
const bool new_resolv_countries = pref.resolvePeerCountries();
if (resolve_countries != new_resolv_countries) {
qDebug("in country reoslution settings");
resolve_countries = new_resolv_countries;
if (resolve_countries && !geoipDBLoaded) {
qDebug("Loading geoip database");
GeoIPManager::loadDatabase(s);
geoipDBLoaded = true;
}
// Update torrent handles
std::vector<torrent_handle> torrents = s->get_torrents();
std::vector<torrent_handle>::iterator torrentIT = torrents.begin();
std::vector<torrent_handle>::iterator torrentITend = torrents.end();
for ( ; torrentIT != torrentITend; ++torrentIT) {
QTorrentHandle h = QTorrentHandle(*torrentIT);
if (h.is_valid())
h.resolve_countries(resolve_countries);
}
}
#endif
// * UPnP / NAT-PMP
if (pref.isUPnPEnabled()) {
enableUPnP(true);
addConsoleMessage(tr("UPnP / NAT-PMP support [ON]"), QString::fromUtf8("blue"));
} else {
enableUPnP(false);
addConsoleMessage(tr("UPnP / NAT-PMP support [OFF]"), QString::fromUtf8("blue"));
}
// * Session settings
session_settings sessionSettings = s->settings();
sessionSettings.user_agent = "qBittorrent "VERSION;
//std::cout << "HTTP user agent is " << sessionSettings.user_agent << std::endl;
addConsoleMessage(tr("HTTP user agent is %1").arg(misc::toQString(sessionSettings.user_agent)));
sessionSettings.upnp_ignore_nonrouters = true;
sessionSettings.use_dht_as_fallback = false;
// To prevent ISPs from blocking seeding
sessionSettings.lazy_bitfields = true;
// Speed up exit
sessionSettings.stop_tracker_timeout = 1;
//sessionSettings.announce_to_all_trackers = true;
sessionSettings.auto_scrape_interval = 1200; // 20 minutes
bool announce_to_all = pref.announceToAllTrackers();
sessionSettings.announce_to_all_trackers = announce_to_all;
sessionSettings.announce_to_all_tiers = announce_to_all;
sessionSettings.auto_scrape_min_interval = 900; // 15 minutes
int cache_size = pref.diskCacheSize();
sessionSettings.cache_size = cache_size ? pref.diskCacheSize() * 64 : -1;
qDebug() << "Using a disk cache size of" << pref.diskCacheSize() << "MiB";
// Disable OS cache to avoid memory problems (uTorrent behavior)
#ifdef Q_WS_WIN
// Fixes huge memory usage on Windows 7 (especially when checking files)
sessionSettings.disk_io_write_mode = session_settings::disable_os_cache;
sessionSettings.disk_io_read_mode = session_settings::disable_os_cache;
#endif
#if LIBTORRENT_VERSION_MINOR > 15
sessionSettings.anonymous_mode = pref.isAnonymousModeEnabled();
if (sessionSettings.anonymous_mode) {
addConsoleMessage(tr("Anonymous mode [ON]"), "blue");
} else {
addConsoleMessage(tr("Anonymous mode [OFF]"), "blue");
}
#endif
// Queueing System
if (pref.isQueueingSystemEnabled()) {
sessionSettings.active_downloads = pref.getMaxActiveDownloads();
sessionSettings.active_seeds = pref.getMaxActiveUploads();
sessionSettings.active_limit = pref.getMaxActiveTorrents();
sessionSettings.dont_count_slow_torrents = pref.ignoreSlowTorrentsForQueueing();
setQueueingEnabled(true);
} else {
sessionSettings.active_downloads = -1;
sessionSettings.active_seeds = -1;
sessionSettings.active_limit = -1;
setQueueingEnabled(false);
}
// Outgoing ports
sessionSettings.outgoing_ports = std::make_pair(pref.outgoingPortsMin(), pref.outgoingPortsMax());
// Ignore limits on LAN
qDebug() << "Ignore limits on LAN" << pref.ignoreLimitsOnLAN();
sessionSettings.ignore_limits_on_local_network = pref.ignoreLimitsOnLAN();
// Include overhead in transfer limits
sessionSettings.rate_limit_ip_overhead = pref.includeOverheadInLimits();
// IP address to announce to trackers
QString announce_ip = pref.getNetworkAddress();
if (!announce_ip.isEmpty()) {
#if LIBTORRENT_VERSION_MINOR > 15
sessionSettings.announce_ip = announce_ip.toStdString();
#else
boost::system::error_code ec;
boost::asio::ip::address addr = boost::asio::ip::address::from_string(announce_ip.toStdString(), ec);
if (!ec) {
addConsoleMessage(tr("Reporting IP address %1 to trackers...").arg(announce_ip));
sessionSettings.announce_ip = addr;
}
#endif
}
// Super seeding
sessionSettings.strict_super_seeding = pref.isSuperSeedingEnabled();
#if LIBTORRENT_VERSION_MINOR > 15
// * Max Half-open connections
sessionSettings.half_open_limit = pref.getMaxHalfOpenConnections();
// * Max connections limit
sessionSettings.connections_limit = pref.getMaxConnecs();
#else
// * Max Half-open connections
s->set_max_half_open_connections(pref.getMaxHalfOpenConnections());
// * Max connections limit
setMaxConnections(pref.getMaxConnecs());
#endif
#if LIBTORRENT_VERSION_MINOR > 15
// uTP
if (pref.isuTPEnabled()) {
sessionSettings.enable_incoming_utp = true;
sessionSettings.enable_outgoing_utp = true;
} else {
sessionSettings.enable_incoming_utp = false;
sessionSettings.enable_outgoing_utp = false;
}
// uTP rate limiting
sessionSettings.rate_limit_utp = pref.isuTPRateLimited();
if (sessionSettings.rate_limit_utp)
sessionSettings.mixed_mode_algorithm = session_settings::prefer_tcp;
else
sessionSettings.mixed_mode_algorithm = session_settings::peer_proportional;
#endif
qDebug() << "Settings SessionSettings";
setSessionSettings(sessionSettings);
// Bittorrent
// * Max connections per torrent limit
setMaxConnectionsPerTorrent(pref.getMaxConnecsPerTorrent());
// * Max uploads per torrent limit
setMaxUploadsPerTorrent(pref.getMaxUploadsPerTorrent());
// * DHT
if (pref.isDHTEnabled()) {
// Set DHT Port
if (enableDHT(true)) {
int dht_port;
if (pref.isDHTPortSameAsBT())
dht_port = 0;
else
dht_port = pref.getDHTPort();
setDHTPort(dht_port);
if (dht_port == 0) dht_port = new_listenPort;
addConsoleMessage(tr("DHT support [ON], port: UDP/%1").arg(dht_port), QString::fromUtf8("blue"));
} else {
addConsoleMessage(tr("DHT support [OFF]"), QString::fromUtf8("red"));
}
} else {
enableDHT(false);
addConsoleMessage(tr("DHT support [OFF]"), QString::fromUtf8("blue"));
}
// * PeX
if (PeXEnabled) {
addConsoleMessage(tr("PeX support [ON]"), QString::fromUtf8("blue"));
} else {
addConsoleMessage(tr("PeX support [OFF]"), QString::fromUtf8("red"));
}
if (PeXEnabled != pref.isPeXEnabled()) {
addConsoleMessage(tr("Restart is required to toggle PeX support"), QString::fromUtf8("red"));
}
// * LSD
if (pref.isLSDEnabled()) {
enableLSD(true);
addConsoleMessage(tr("Local Peer Discovery support [ON]"), QString::fromUtf8("blue"));
} else {
enableLSD(false);
addConsoleMessage(tr("Local Peer Discovery support [OFF]"), QString::fromUtf8("blue"));
}
// * Encryption
const int encryptionState = pref.getEncryptionSetting();
// The most secure, rc4 only so that all streams and encrypted
pe_settings encryptionSettings;
encryptionSettings.allowed_enc_level = pe_settings::rc4;
encryptionSettings.prefer_rc4 = true;
switch(encryptionState) {
case 0: //Enabled
encryptionSettings.out_enc_policy = pe_settings::enabled;
encryptionSettings.in_enc_policy = pe_settings::enabled;
addConsoleMessage(tr("Encryption support [ON]"), QString::fromUtf8("blue"));
break;
case 1: // Forced
encryptionSettings.out_enc_policy = pe_settings::forced;
encryptionSettings.in_enc_policy = pe_settings::forced;
addConsoleMessage(tr("Encryption support [FORCED]"), QString::fromUtf8("blue"));
break;
default: // Disabled
encryptionSettings.out_enc_policy = pe_settings::disabled;
encryptionSettings.in_enc_policy = pe_settings::disabled;
addConsoleMessage(tr("Encryption support [OFF]"), QString::fromUtf8("blue"));
}
applyEncryptionSettings(encryptionSettings);
// * Maximum ratio
high_ratio_action = pref.getMaxRatioAction();
setGlobalMaxRatio(pref.getGlobalMaxRatio());
updateRatioTimer();
// Ip Filter
FilterParserThread::processFilterList(s, pref.bannedIPs());
if (pref.isFilteringEnabled()) {
enableIPFilter(pref.getFilter());
}else{
disableIPFilter();
}
// Update Web UI
// Use a QTimer because the function can be called from qBtSession constructor
QTimer::singleShot(0, this, SLOT(initWebUi()));
// * Proxy settings
proxy_settings proxySettings;
if (pref.isProxyEnabled()) {
qDebug("Enabling P2P proxy");
proxySettings.hostname = pref.getProxyIp().toStdString();
qDebug("hostname is %s", proxySettings.hostname.c_str());
proxySettings.port = pref.getProxyPort();
qDebug("port is %d", proxySettings.port);
if (pref.isProxyAuthEnabled()) {
proxySettings.username = pref.getProxyUsername().toStdString();
proxySettings.password = pref.getProxyPassword().toStdString();
qDebug("username is %s", proxySettings.username.c_str());
qDebug("password is %s", proxySettings.password.c_str());
}
}
switch(pref.getProxyType()) {
case Proxy::HTTP:
qDebug("type: http");
proxySettings.type = proxy_settings::http;
break;
case Proxy::HTTP_PW:
qDebug("type: http_pw");
proxySettings.type = proxy_settings::http_pw;
break;
case Proxy::SOCKS4:
proxySettings.type = proxy_settings::socks4;
case Proxy::SOCKS5:
qDebug("type: socks5");
proxySettings.type = proxy_settings::socks5;
break;
case Proxy::SOCKS5_PW:
qDebug("type: socks5_pw");
proxySettings.type = proxy_settings::socks5_pw;
break;
default:
proxySettings.type = proxy_settings::none;
}
setProxySettings(proxySettings);
// Tracker
if (pref.isTrackerEnabled()) {
if (!m_tracker) {
m_tracker = new QTracker(this);
}
if (m_tracker->start()) {
addConsoleMessage(tr("Embedded Tracker [ON]"), QString::fromUtf8("blue"));
} else {
addConsoleMessage(tr("Failed to start the embedded tracker!"), QString::fromUtf8("red"));
}
} else {
addConsoleMessage(tr("Embedded Tracker [OFF]"));
if (m_tracker)
delete m_tracker;
}
// * Scan dirs
const QStringList scan_dirs = pref.getScanDirs();
QList<bool> downloadInDirList = pref.getDownloadInScanDirs();
while(scan_dirs.size() > downloadInDirList.size()) {
downloadInDirList << false;
}
int i = 0;
foreach (const QString &dir, scan_dirs) {
qDebug() << "Adding scan dir" << dir << downloadInDirList.at(i);
m_scanFolders->addPath(dir, downloadInDirList.at(i));
++i;
}
qDebug("Session configured");
}
void QBtSession::initWebUi() {
Preferences pref;
if (pref.isWebUiEnabled()) {
const quint16 port = pref.getWebUiPort();
const QString username = pref.getWebUiUsername();
const QString password = pref.getWebUiPassword();
if (httpServer) {
if (httpServer->serverPort() != port) {
httpServer->close();
}
} else {
httpServer = new HttpServer(this);
}
#ifndef QT_NO_OPENSSL
if (pref.isWebUiHttpsEnabled()) {
QSslCertificate cert(pref.getWebUiHttpsCertificate());
QSslKey key;
const QByteArray raw_key = pref.getWebUiHttpsKey();
key = QSslKey(raw_key, QSsl::Rsa);
if (!cert.isNull() && !key.isNull())
httpServer->enableHttps(cert, key);
else
httpServer->disableHttps();
} else {
httpServer->disableHttps();
}
#endif
httpServer->setAuthorization(username, password);
httpServer->setlocalAuthEnabled(pref.isWebUiLocalAuthEnabled());
if (!httpServer->isListening()) {
bool success = httpServer->listen(QHostAddress::Any, port);
if (success)
addConsoleMessage(tr("The Web UI is listening on port %1").arg(port));
else
addConsoleMessage(tr("Web User Interface Error - Unable to bind Web UI to port %1").arg(port), "red");
}
// DynDNS
if (pref.isDynDNSEnabled()) {
if (!m_dynDNSUpdater)
m_dynDNSUpdater = new DNSUpdater(this);
else
m_dynDNSUpdater->updateCredentials();
} else {
if (m_dynDNSUpdater) {
delete m_dynDNSUpdater;
m_dynDNSUpdater = 0;
}
}
} else {
if (httpServer)
delete httpServer;
if (m_dynDNSUpdater) {
delete m_dynDNSUpdater;
m_dynDNSUpdater = 0;
}
}
}
void QBtSession::useAlternativeSpeedsLimit(bool alternative) {
qDebug() << Q_FUNC_INFO << alternative;
// Save new state to remember it on startup
Preferences pref;
pref.setAltBandwidthEnabled(alternative);
// Apply settings to the bittorrent session
int down_limit = alternative ? pref.getAltGlobalDownloadLimit() : pref.getGlobalDownloadLimit();
if (down_limit <= 0) {
down_limit = -1;
} else {
down_limit *= 1024;
}
setDownloadRateLimit(down_limit);
// Upload rate
int up_limit = alternative ? pref.getAltGlobalUploadLimit() : pref.getGlobalUploadLimit();
if (up_limit <= 0) {
up_limit = -1;
} else {
up_limit *= 1024;
}
setUploadRateLimit(up_limit);
// Notify
emit alternativeSpeedsModeChanged(alternative);
}
// Return the torrent handle, given its hash
QTorrentHandle QBtSession::getTorrentHandle(const QString &hash) const {
return QTorrentHandle(s->find_torrent(QStringToSha1(hash)));
}
bool QBtSession::hasActiveTorrents() const {
std::vector<torrent_handle> torrents = s->get_torrents();
std::vector<torrent_handle>::iterator torrentIT = torrents.begin();
std::vector<torrent_handle>::iterator torrentITend = torrents.end();
for ( ; torrentIT != torrentITend; ++torrentIT) {
const QTorrentHandle h(*torrentIT);
if (h.is_valid() && !h.is_paused() && !h.is_queued())
return true;
}
return false;
}
bool QBtSession::hasDownloadingTorrents() const {
std::vector<torrent_handle> torrents = s->get_torrents();
std::vector<torrent_handle>::iterator torrentIT = torrents.begin();
std::vector<torrent_handle>::iterator torrentITend = torrents.end();
for ( ; torrentIT != torrentITend; ++torrentIT) {
if (torrentIT->is_valid()) {
try {
const torrent_status::state_t state = torrentIT->status().state;
if (state != torrent_status::finished && state != torrent_status::seeding)
return true;
} catch(std::exception) {}
}
}
return false;
}
void QBtSession::banIP(QString ip) {
FilterParserThread::processFilterList(s, QStringList(ip));
Preferences().banIP(ip);
}
// Delete a torrent from the session, given its hash
// permanent = true means that the torrent will be removed from the hard-drive too
void QBtSession::deleteTorrent(const QString &hash, bool delete_local_files) {
qDebug("Deleting torrent with hash: %s", qPrintable(hash));
const QTorrentHandle h = getTorrentHandle(hash);
if (!h.is_valid()) {
qDebug("/!\\ Error: Invalid handle");
return;
}
emit torrentAboutToBeRemoved(h);
qDebug("h is valid, getting name or hash...");
QString fileName;
if (h.has_metadata())
fileName = h.name();
else
fileName = h.hash();
// Remove it from session
if (delete_local_files) {
if (h.has_metadata()) {
QDir save_dir(h.save_path());
if (save_dir != QDir(defaultSavePath) && (defaultTempPath.isEmpty() || save_dir != QDir(defaultTempPath))) {
savePathsToRemove[hash] = save_dir.absolutePath();
qDebug() << "Save path to remove (async): " << save_dir.absolutePath();
}
}
s->remove_torrent(h, session::delete_files);
} else {
QStringList uneeded_files;
if (h.has_metadata())
uneeded_files = h.absolute_files_path_uneeded();
s->remove_torrent(h);
// Remove unneeded and incomplete files
foreach (const QString &uneeded_file, uneeded_files) {
qDebug("Removing uneeded file: %s", qPrintable(uneeded_file));
fsutils::forceRemove(uneeded_file);
const QString parent_folder = fsutils::branchPath(uneeded_file);
qDebug("Attempt to remove parent folder (if empty): %s", qPrintable(parent_folder));
QDir().rmpath(parent_folder);
}
}
// Remove it from torrent backup directory
QDir torrentBackup(fsutils::BTBackupLocation());
QStringList filters;
filters << hash+".*";
const QStringList files = torrentBackup.entryList(filters, QDir::Files, QDir::Unsorted);
foreach (const QString &file, files) {
fsutils::forceRemove(torrentBackup.absoluteFilePath(file));
}
TorrentPersistentData::deletePersistentData(hash);
// Remove tracker errors
trackersInfos.remove(hash);
if (delete_local_files)
addConsoleMessage(tr("'%1' was removed from transfer list and hard disk.", "'xxx.avi' was removed...").arg(fileName));
else
addConsoleMessage(tr("'%1' was removed from transfer list.", "'xxx.avi' was removed...").arg(fileName));
qDebug("Torrent deleted.");
emit deletedTorrent(hash);
qDebug("Deleted signal emitted.");
}
void QBtSession::pauseAllTorrents() {
std::vector<torrent_handle> torrents = s->get_torrents();
std::vector<torrent_handle>::iterator torrentIT = torrents.begin();
std::vector<torrent_handle>::iterator torrentITend = torrents.end();
for ( ; torrentIT != torrentITend; ++torrentIT) {
try {
QTorrentHandle h = QTorrentHandle(*torrentIT);
if (!h.is_paused()) {
h.pause();
emit pausedTorrent(h);
}
} catch(invalid_handle&) {}
}
}
std::vector<torrent_handle> QBtSession::getTorrents() const {
return s->get_torrents();
}
void QBtSession::resumeAllTorrents() {
std::vector<torrent_handle> torrents = s->get_torrents();
std::vector<torrent_handle>::iterator torrentIT = torrents.begin();
std::vector<torrent_handle>::iterator torrentITend = torrents.end();
for ( ; torrentIT != torrentITend; ++torrentIT) {
try {
QTorrentHandle h = QTorrentHandle(*torrentIT);
if (h.is_paused()) {
h.resume();
emit resumedTorrent(h);
}
} catch(invalid_handle&) {}
}
}
void QBtSession::pauseTorrent(const QString &hash) {
QTorrentHandle h = getTorrentHandle(hash);
if (!h.is_paused()) {
h.pause();
emit pausedTorrent(h);
}
}
void QBtSession::resumeTorrent(const QString &hash) {
QTorrentHandle h = getTorrentHandle(hash);
if (h.is_paused()) {
h.resume();
emit resumedTorrent(h);
}
}
bool QBtSession::loadFastResumeData(const QString &hash, std::vector<char> &buf) {
const QString fastresume_path = QDir(fsutils::BTBackupLocation()).absoluteFilePath(hash+QString(".fastresume"));
qDebug("Trying to load fastresume data: %s", qPrintable(fastresume_path));
QFile fastresume_file(fastresume_path);
if (fastresume_file.size() <= 0)
return false;
if (!fastresume_file.open(QIODevice::ReadOnly))
return false;
const QByteArray content = fastresume_file.readAll();
const int content_size = content.size();
Q_ASSERT(content_size > 0);
buf.resize(content_size);
memcpy(&buf[0], content.data(), content_size);
fastresume_file.close();
return true;
}
void QBtSession::loadTorrentSettings(QTorrentHandle& h) {
Preferences pref;
// Connections limit per torrent
h.set_max_connections(pref.getMaxConnecsPerTorrent());
// Uploads limit per torrent
h.set_max_uploads(pref.getMaxUploadsPerTorrent());
#ifndef DISABLE_GUI
// Resolve countries
h.resolve_countries(resolve_countries);
#endif
}
QTorrentHandle QBtSession::addMagnetUri(QString magnet_uri, bool resumed, bool fromScanDir, const QString &filePath)
{
Q_UNUSED(fromScanDir);
Q_UNUSED(filePath);
Preferences pref;
QTorrentHandle h;
const QString hash(misc::magnetUriToHash(magnet_uri));
if (hash.isEmpty()) {
addConsoleMessage(tr("'%1' is not a valid magnet URI.").arg(magnet_uri));
return h;
}
const QDir torrentBackup(fsutils::BTBackupLocation());
if (resumed) {
// Load metadata
const QString torrent_path = torrentBackup.absoluteFilePath(hash+".torrent");
if (QFile::exists(torrent_path))
return addTorrent(torrent_path, false, QString::null, true);
}
qDebug("Adding a magnet URI: %s", qPrintable(hash));
Q_ASSERT(magnet_uri.startsWith("magnet:", Qt::CaseInsensitive));
// Check for duplicate torrent
if (s->find_torrent(QStringToSha1(hash)).is_valid()) {
qDebug("/!\\ Torrent is already in download list");
addConsoleMessage(tr("'%1' is already in download list.", "e.g: 'xxx.avi' is already in download list.").arg(magnet_uri));
// Check if the torrent contains trackers or url seeds we don't know about
// and add them
QTorrentHandle h_ex = getTorrentHandle(hash);
mergeTorrents(h_ex, magnet_uri);
return h;
}
add_torrent_params p = initializeAddTorrentParams(hash);
// Get save path
QString savePath;
if (!resumed && savepathLabel_fromurl.contains(magnet_uri)) {
QPair<QString, QString> savePath_label = savepathLabel_fromurl.take(magnet_uri);
if(!savePath_label.first.isEmpty())
savePath = savePath_label.first;
// Remember label
if(!savePath_label.second.isEmpty())
TorrentTempData::setLabel(hash, savePath_label.second);
}
if (savePath.isEmpty())
savePath = getSavePath(hash, false);
if (!defaultTempPath.isEmpty() && !TorrentPersistentData::isSeed(hash)) {
qDebug("addMagnetURI: Temp folder is enabled.");
QString torrent_tmp_path = defaultTempPath.replace("\\", "/");
p.save_path = torrent_tmp_path.toUtf8().constData();
// Check if save path exists, creating it otherwise
if (!QDir(torrent_tmp_path).exists())
QDir().mkpath(torrent_tmp_path);
qDebug("addMagnetURI: using save_path: %s", qPrintable(torrent_tmp_path));
} else {
p.save_path = savePath.toUtf8().constData();
// Check if save path exists, creating it otherwise
if (!QDir(savePath).exists()) QDir().mkpath(savePath);
qDebug("addMagnetURI: using save_path: %s", qPrintable(savePath));
}
qDebug("Adding magnet URI: %s", qPrintable(magnet_uri));
// Adding torrent to Bittorrent session
try {
h = QTorrentHandle(add_magnet_uri(*s, magnet_uri.toStdString(), p));
}catch(std::exception e) {
qDebug("Error: %s", e.what());
}
// Check if it worked
if (!h.is_valid()) {
// No need to keep on, it failed.
qDebug("/!\\ Error: Invalid handle");
return h;
}
Q_ASSERT(h.hash() == hash);
loadTorrentSettings(h);
// Load filtered files
if (!resumed) {
loadTorrentTempData(h, savePath, true);
}
if (!pref.addTorrentsInPause()) {
// Start torrent because it was added in paused state
h.resume();
}
// Send torrent addition signal
addConsoleMessage(tr("'%1' added to download list.", "'/home/y/xxx.torrent' was added to download list.").arg(magnet_uri));
emit addedTorrent(h);
return h;
}
// Add a torrent to the Bittorrent session
QTorrentHandle QBtSession::addTorrent(QString path, bool fromScanDir, QString from_url, bool resumed) {
QTorrentHandle h;
Preferences pref;
// Check if BT_backup directory exists
const QDir torrentBackup(fsutils::BTBackupLocation());
if (!torrentBackup.exists()) return h;
// Fix the input path if necessary
#ifdef Q_WS_WIN
// Windows hack
if (!path.endsWith(".torrent"))
if (QFile::rename(path, path+".torrent")) path += ".torrent";
#endif
if (path.startsWith("file:", Qt::CaseInsensitive))
path = QUrl::fromEncoded(path.toLocal8Bit()).toLocalFile();
if (path.isEmpty()) return h;
Q_ASSERT(!misc::isUrl(path));
qDebug("Adding %s to download list", qPrintable(path));
boost::intrusive_ptr<torrent_info> t;
try {
qDebug() << "Loading torrent at" << path;
// Getting torrent file informations
t = new torrent_info(path.toUtf8().constData());
if (!t->is_valid())
throw std::exception();
} 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(QString::fromLocal8Bit(e.what()), "red");
//emit invalidTorrent(from_url);
fsutils::forceRemove(path);
}else{
#if defined(Q_WS_WIN) || defined(Q_OS_OS2)
QString displayed_path = path;
displayed_path.replace("/", "\\");
addConsoleMessage(tr("Unable to decode torrent file: '%1'", "e.g: Unable to decode torrent file: '/home/y/xxx.torrent'").arg(displayed_path), QString::fromUtf8("red"));
#else
addConsoleMessage(tr("Unable to decode torrent file: '%1'", "e.g: Unable to decode torrent file: '/home/y/xxx.torrent'").arg(path), QString::fromUtf8("red"));
#endif
//emit invalidTorrent(path);
}
addConsoleMessage(tr("This file is either corrupted or this isn't a torrent."),QString::fromUtf8("red"));
if (fromScanDir) {
// Remove file
fsutils::forceRemove(path);
}
return h;
}
const QString hash = misc::toQString(t->info_hash());
qDebug(" -> Hash: %s", qPrintable(hash));
qDebug(" -> Name: %s", t->name().c_str());
// Check for duplicate
if (s->find_torrent(t->info_hash()).is_valid()) {
qDebug("/!\\ Torrent is already in download list");
// Update info Bar
if (!from_url.isNull()) {
addConsoleMessage(tr("'%1' is already in download list.", "e.g: 'xxx.avi' is already in download list.").arg(from_url));
}else{
#if defined(Q_WS_WIN) || defined(Q_OS_OS2)
QString displayed_path = path;
displayed_path.replace("/", "\\");
addConsoleMessage(tr("'%1' is already in download list.", "e.g: 'xxx.avi' is already in download list.").arg(displayed_path));
#else
addConsoleMessage(tr("'%1' is already in download list.", "e.g: 'xxx.avi' is already in download list.").arg(path));
#endif
}
// Check if the torrent contains trackers or url seeds we don't know about
// and add them
QTorrentHandle h_ex = getTorrentHandle(hash);
mergeTorrents(h_ex, t);
// Delete file if temporary
if (!from_url.isNull() || fromScanDir)
fsutils::forceRemove(path);
return h;
}
// Check number of files
if (t->num_files() < 1) {
addConsoleMessage(tr("Error: The torrent %1 does not contain any file.").arg(misc::toQStringU(t->name())));
// Delete file if temporary
if (!from_url.isNull() || fromScanDir)
fsutils::forceRemove(path);
return h;
}
// Actually add the torrent
add_torrent_params p = initializeAddTorrentParams(hash);
p.ti = t;
// Get fast resume data if existing
bool fastResume = false;
std::vector<char> buf; // Needs to stay in the function scope
if (resumed) {
if (loadFastResumeData(hash, buf)) {
fastResume = true;
p.resume_data = &buf;
qDebug("Successfully loaded fast resume data");
}
}
#if LIBTORRENT_VERSION_MINOR < 16
else {
// Generate fake resume data to make sure unwanted files
// are not allocated
if (preAllocateAll) {
vector<int> fp;
TorrentTempData::getFilesPriority(hash, fp);
if ((int)fp.size() == t->num_files()) {
entry rd = generateFilePriorityResumeData(t, fp);
bencode(std::back_inserter(buf), rd);
p.resume_data = &buf;
}
}
}
#endif
QString savePath;
if (!from_url.isEmpty() && savepathLabel_fromurl.contains(QUrl::fromEncoded(from_url.toUtf8()))) {
// Enforcing the save path defined before URL download (from RSS for example)
QPair<QString, QString> savePath_label = savepathLabel_fromurl.take(QUrl::fromEncoded(from_url.toUtf8()));
if (savePath_label.first.isEmpty())
savePath = getSavePath(hash, fromScanDir, path);
else
savePath = savePath_label.first;
// Remember label
TorrentTempData::setLabel(hash, savePath_label.second);
} else {
savePath = getSavePath(hash, fromScanDir, path);
}
if (!defaultTempPath.isEmpty() && !TorrentPersistentData::isSeed(hash)) {
qDebug("addTorrent::Temp folder is enabled.");
QString torrent_tmp_path = defaultTempPath.replace("\\", "/");
p.save_path = torrent_tmp_path.toUtf8().constData();
// Check if save path exists, creating it otherwise
if (!QDir(torrent_tmp_path).exists()) QDir().mkpath(torrent_tmp_path);
qDebug("addTorrent: using save_path: %s", qPrintable(torrent_tmp_path));
} else {
p.save_path = savePath.toUtf8().constData();
// Check if save path exists, creating it otherwise
if (!QDir(savePath).exists()) QDir().mkpath(savePath);
qDebug("addTorrent: using save_path: %s", qPrintable(savePath));
}
// Adding torrent to Bittorrent session
try {
h = QTorrentHandle(s->add_torrent(p));
}catch(std::exception e) {
qDebug("Error: %s", e.what());
}
// Check if it worked
if (!h.is_valid()) {
qDebug("/!\\ Error: Invalid handle");
if (!from_url.isNull())
fsutils::forceRemove(path);
return h;
}
loadTorrentSettings(h);
if (!resumed) {
qDebug("This is a NEW torrent (first time)...");
loadTorrentTempData(h, savePath, false);
// Append .!qB to incomplete files
if (appendqBExtension)
appendqBextensionToTorrent(h, true);
// Backup torrent file
const QString newFile = torrentBackup.absoluteFilePath(hash + ".torrent");
if (path != newFile)
QFile::copy(path, newFile);
// Copy the torrent file to the export folder
if (m_torrentExportEnabled)
exportTorrentFile(h);
}
if (!fastResume && !pref.addTorrentsInPause()) {
// Start torrent because it was added in paused state
h.resume();
}
// If temporary file, remove it
if (!from_url.isNull() || fromScanDir)
fsutils::forceRemove(path);
// Display console message
if (!from_url.isNull()) {
if (fastResume)
addConsoleMessage(tr("'%1' resumed. (fast resume)", "'/home/y/xxx.torrent' was resumed. (fast resume)").arg(from_url));
else
addConsoleMessage(tr("'%1' added to download list.", "'/home/y/xxx.torrent' was added to download list.").arg(from_url));
}else{
if (fastResume)
addConsoleMessage(tr("'%1' resumed. (fast resume)", "'/home/y/xxx.torrent' was resumed. (fast resume)").arg(fsutils::toDisplayPath(path)));
else
addConsoleMessage(tr("'%1' added to download list.", "'/home/y/xxx.torrent' was added to download list.").arg(fsutils::toDisplayPath(path)));
}
// Send torrent addition signal
emit addedTorrent(h);
return h;
}
void QBtSession::exportTorrentFile(const QTorrentHandle& h, TorrentExportFolder folder) {
Q_ASSERT((folder == RegularTorrentExportFolder && m_torrentExportEnabled) ||
(folder == FinishedTorrentExportFolder && m_finishedTorrentExportEnabled));
QString torrent_path = QDir(fsutils::BTBackupLocation()).absoluteFilePath(h.hash()+".torrent");
QDir exportPath(folder == RegularTorrentExportFolder ? Preferences().getTorrentExportDir() : Preferences().getFinishedTorrentExportDir());
if (exportPath.exists() || exportPath.mkpath(exportPath.absolutePath())) {
QString new_torrent_path = exportPath.absoluteFilePath(h.name()+".torrent");
if (QFile::exists(new_torrent_path) && fsutils::sameFiles(torrent_path, new_torrent_path)) {
// Append hash to torrent name to make it unique
new_torrent_path = exportPath.absoluteFilePath(h.name()+"-"+h.hash()+".torrent");
}
QFile::copy(torrent_path, new_torrent_path);
}
}
add_torrent_params QBtSession::initializeAddTorrentParams(const QString &hash) {
add_torrent_params p;
// Seeding mode
// Skip checking and directly start seeding (new in libtorrent v0.15)
if (TorrentTempData::isSeedingMode(hash))
p.seed_mode=true;
else
p.seed_mode=false;
// Preallocation mode
if (preAllocateAll)
p.storage_mode = storage_mode_allocate;
else
p.storage_mode = storage_mode_sparse;
// Priorities
/*#if LIBTORRENT_VERSION_MINOR > 15
if (TorrentTempData::hasTempData(hash)) {
std::vector<int> fp;
TorrentTempData::getFilesPriority(hash, fp);
if (!fp.empty()) {
std::vector<boost::uint8_t> *fp_conv = new std::vector<boost::uint8_t>();
for (uint i=0; i<fp.size(); ++i) {
fp_conv->push_back(fp[i]);
}
p.file_priorities = fp_conv;
}
}
#endif*/
// Start in pause
p.paused = true;
p.duplicate_is_error = false; // Already checked
p.auto_managed = false; // Because it is added in paused state
return p;
}
void QBtSession::loadTorrentTempData(QTorrentHandle &h, QString savePath, bool magnet) {
qDebug("loadTorrentTempdata() - ENTER");
const QString hash = h.hash();
// Sequential download
if (TorrentTempData::hasTempData(hash)) {
// sequential download
h.set_sequential_download(TorrentTempData::isSequential(hash));
// The following is useless for newly added magnet
if (!magnet) {
// Files priorities
vector<int> fp;
TorrentTempData::getFilesPriority(hash, fp);
h.prioritize_files(fp);
// Prioritize first/last piece
h.prioritize_first_last_piece(TorrentTempData::isSequential(hash));
// Update file names
const QStringList files_path = TorrentTempData::getFilesPath(hash);
bool force_recheck = false;
if (files_path.size() == h.num_files()) {
for (int i=0; i<h.num_files(); ++i) {
QString old_path = h.absolute_files_path().at(i);
old_path.replace("\\", "/");
if (!QFile::exists(old_path)) {
// Remove old parent folder manually since we will
// not get a file_renamed alert
QStringList parts = old_path.split("/", QString::SkipEmptyParts);
parts.removeLast();
if (!parts.empty())
QDir().rmpath(parts.join("/"));
}
const QString &path = files_path.at(i);
if (!force_recheck && QDir(h.save_path()).exists(path))
force_recheck = true;
qDebug("Renaming file to %s", qPrintable(path));
h.rename_file(i, path);
}
// Force recheck
if (force_recheck) h.force_recheck();
}
}
}
// Save persistent data for new torrent
qDebug("Saving torrent persistant data");
if (defaultTempPath.isEmpty())
TorrentPersistentData::saveTorrentPersistentData(h, QString::null, magnet);
else
TorrentPersistentData::saveTorrentPersistentData(h, savePath, magnet);
}
void QBtSession::mergeTorrents(QTorrentHandle& h_ex, const QString& magnet_uri)
{
QList<QUrl> new_trackers = misc::magnetUriToTrackers(magnet_uri);
bool trackers_added = false;
foreach (const QUrl& new_tracker, new_trackers) {
bool found = false;
std::vector<announce_entry> existing_trackers = h_ex.trackers();
foreach (const announce_entry& existing_tracker, existing_trackers) {
if (new_tracker == QUrl(existing_tracker.url.c_str())) {
found = true;
break;
}
}
if (!found) {
h_ex.add_tracker(announce_entry(new_tracker.toString().toStdString()));
trackers_added = true;
}
}
if (trackers_added)
addConsoleMessage(tr("Note: new trackers were added to the existing torrent."));
}
void QBtSession::mergeTorrents(QTorrentHandle &h_ex, boost::intrusive_ptr<torrent_info> t) {
// Check if the torrent contains trackers or url seeds we don't know about
// and add them
if (!h_ex.is_valid()) return;
std::vector<announce_entry> existing_trackers = h_ex.trackers();
std::vector<announce_entry> new_trackers = t->trackers();
bool trackers_added = false;
foreach (const announce_entry& new_tracker, new_trackers) {
std::string new_tracker_url = new_tracker.url;
// Check if existing torrent has this tracker
bool found = false;
foreach (const announce_entry& existing_tracker, existing_trackers) {
if (QUrl(new_tracker_url.c_str()) == QUrl(existing_tracker.url.c_str())) {
found = true;
break;
}
}
if (!found) {
h_ex.add_tracker(announce_entry(new_tracker_url));
trackers_added = true;
}
}
if (trackers_added)
addConsoleMessage(tr("Note: new trackers were added to the existing torrent."));
bool urlseeds_added = false;
const QStringList old_urlseeds = h_ex.url_seeds();
#if LIBTORRENT_VERSION_MINOR > 15
std::vector<web_seed_entry> new_urlseeds = t->web_seeds();
std::vector<web_seed_entry>::iterator it = new_urlseeds.begin();
std::vector<web_seed_entry>::iterator itend = new_urlseeds.end();
for ( ; it != itend; ++it) {
const QString new_url = misc::toQString(it->url.c_str());
if (!old_urlseeds.contains(new_url)) {
urlseeds_added = true;
h_ex.add_url_seed(new_url);
}
}
#else
std::vector<std::string> new_urlseeds = t->url_seeds();
std::vector<std::string>::iterator it = new_urlseeds.begin();
std::vector<std::string>::iterator itend = new_urlseeds.end();
for ( ; it != itend; ++it) {
const QString new_url = misc::toQString(it->c_str());
if (!old_urlseeds.contains(new_url)) {
urlseeds_added = true;
h_ex.add_url_seed(new_url);
}
}
#endif
if (urlseeds_added)
addConsoleMessage(tr("Note: new URL seeds were added to the existing torrent."));
}
void QBtSession::exportTorrentFiles(QString path) {
Q_ASSERT(m_torrentExportEnabled);
QDir exportDir(path);
if (!exportDir.exists()) {
if (!exportDir.mkpath(exportDir.absolutePath())) {
std::cerr << "Error: Could not create torrent export directory: " << qPrintable(exportDir.absolutePath()) << std::endl;
return;
}
}
QDir torrentBackup(fsutils::BTBackupLocation());
std::vector<torrent_handle> handles = s->get_torrents();
std::vector<torrent_handle>::iterator itr=handles.begin();
std::vector<torrent_handle>::iterator itrend=handles.end();
for ( ; itr != itrend; ++itr) {
const QTorrentHandle h(*itr);
if (!h.is_valid()) {
std::cerr << "Torrent Export: torrent is invalid, skipping..." << std::endl;
continue;
}
const QString src_path(torrentBackup.absoluteFilePath(h.hash()+".torrent"));
if (QFile::exists(src_path)) {
QString dst_path = exportDir.absoluteFilePath(h.name()+".torrent");
if (QFile::exists(dst_path)) {
if (!fsutils::sameFiles(src_path, dst_path)) {
dst_path = exportDir.absoluteFilePath(h.name()+"-"+h.hash()+".torrent");
} else {
qDebug("Torrent Export: Destination file exists, skipping...");
continue;
}
}
qDebug("Export Torrent: %s -> %s", qPrintable(src_path), qPrintable(dst_path));
QFile::copy(src_path, dst_path);
} else {
std::cerr << "Error: could not export torrent "<< qPrintable(h.hash()) << ", maybe it has not metadata yet." <<std::endl;
}
}
}
// Set the maximum number of opened connections
void QBtSession::setMaxConnections(int maxConnec) {
#if LIBTORRENT_VERSION_MINOR > 15
Q_UNUSED(maxConnec);
Q_ASSERT(0); // Should not be used
#else
qDebug() << Q_FUNC_INFO << maxConnec;
s->set_max_connections(maxConnec);
#endif
}
void QBtSession::setMaxConnectionsPerTorrent(int max) {
qDebug() << Q_FUNC_INFO << max;
// Apply this to all session torrents
std::vector<torrent_handle> handles = s->get_torrents();
std::vector<torrent_handle>::const_iterator it = handles.begin();
std::vector<torrent_handle>::const_iterator itend = handles.end();
for ( ; it != itend; ++it) {
if (!it->is_valid())
continue;
try {
it->set_max_connections(max);
} catch(std::exception) {}
}
}
void QBtSession::setMaxUploadsPerTorrent(int max) {
qDebug() << Q_FUNC_INFO << max;
// Apply this to all session torrents
std::vector<torrent_handle> handles = s->get_torrents();
std::vector<torrent_handle>::const_iterator it = handles.begin();
std::vector<torrent_handle>::const_iterator itend = handles.end();
for ( ; it != itend; ++it) {
if (!it->is_valid())
continue;
try {
it->set_max_uploads(max);
} catch(std::exception) {}
}
}
void QBtSession::enableUPnP(bool b) {
Preferences pref;
if (b) {
if (!m_upnp) {
qDebug("Enabling UPnP / NAT-PMP");
m_upnp = s->start_upnp();
m_natpmp = s->start_natpmp();
}
// Use UPnP/NAT-PMP for Web UI too
if (pref.isWebUiEnabled() && pref.useUPnPForWebUIPort()) {
const qint16 port = pref.getWebUiPort();
m_upnp->add_mapping(upnp::tcp, port, port);
m_natpmp->add_mapping(natpmp::tcp, port, port);
}
} else {
if (m_upnp) {
qDebug("Disabling UPnP / NAT-PMP");
s->stop_upnp();
s->stop_natpmp();
m_upnp = 0;
m_natpmp = 0;
}
}
}
void QBtSession::enableLSD(bool b) {
if (b) {
if (!LSDEnabled) {
qDebug("Enabling Local Peer Discovery");
s->start_lsd();
LSDEnabled = true;
}
} else {
if (LSDEnabled) {
qDebug("Disabling Local Peer Discovery");
s->stop_lsd();
LSDEnabled = false;
}
}
}
void QBtSession::loadSessionState() {
const QString state_path = fsutils::cacheLocation()+QDir::separator()+QString::fromUtf8("ses_state");
if (!QFile::exists(state_path)) return;
if (QFile(state_path).size() == 0) {
// Remove empty invalid state file
fsutils::forceRemove(state_path);
return;
}
QFile state_file(state_path);
if (!state_file.open(QIODevice::ReadOnly)) return;
std::vector<char> in;
const qint64 content_size = state_file.bytesAvailable();
if (content_size <= 0) return;
in.resize(content_size);
state_file.read(&in[0], content_size);
// bdecode
lazy_entry e;
#if LIBTORRENT_VERSION_MINOR > 15
libtorrent::error_code ec;
lazy_bdecode(&in[0], &in[0] + in.size(), e, ec);
if (!ec) {
#else
if (lazy_bdecode(&in[0], &in[0] + in.size(), e) == 0) {
#endif
s->load_state(e);
}
}
void QBtSession::saveSessionState() {
qDebug("Saving session state to disk...");
const QString state_path = fsutils::cacheLocation()+QDir::separator()+QString::fromUtf8("ses_state");
entry session_state;
s->save_state(session_state);
vector<char> out;
bencode(back_inserter(out), session_state);
QFile session_file(state_path);
if (!out.empty() && session_file.open(QIODevice::WriteOnly)) {
session_file.write(&out[0], out.size());
session_file.close();
}
}
// Enable DHT
bool QBtSession::enableDHT(bool b) {
if (b) {
if (!DHTEnabled) {
try {
qDebug() << "Starting DHT...";
Q_ASSERT(!s->is_dht_running());
s->start_dht();
s->add_dht_router(std::make_pair(std::string("router.bittorrent.com"), 6881));
s->add_dht_router(std::make_pair(std::string("router.utorrent.com"), 6881));
s->add_dht_router(std::make_pair(std::string("dht.transmissionbt.com"), 6881));
s->add_dht_router(std::make_pair(std::string("dht.aelitis.com"), 6881)); // Vuze
DHTEnabled = true;
qDebug("DHT enabled");
}catch(std::exception e) {
qDebug("Could not enable DHT, reason: %s", e.what());
return false;
}
}
} else {
if (DHTEnabled) {
DHTEnabled = false;
s->stop_dht();
qDebug("DHT disabled");
}
}
return true;
}
qreal QBtSession::getRealRatio(const QString &hash) const {
QTorrentHandle h = getTorrentHandle(hash);
if (!h.is_valid()) {
return 0.;
}
libtorrent::size_type all_time_upload = h.all_time_upload();
libtorrent::size_type all_time_download = h.all_time_download();
if (all_time_download == 0 && h.is_seed()) {
// Purely seeded torrent
all_time_download = h.total_done();
}
if (all_time_download == 0) {
if (all_time_upload == 0)
return 0;
return MAX_RATIO+1;
}
qreal ratio = all_time_upload / (float) all_time_download;
Q_ASSERT(ratio >= 0.);
if (ratio > MAX_RATIO)
ratio = MAX_RATIO;
return ratio;
}
// Called periodically
void QBtSession::saveTempFastResumeData() {
std::vector<torrent_handle> torrents = s->get_torrents();
std::vector<torrent_handle>::iterator torrentIT = torrents.begin();
std::vector<torrent_handle>::iterator torrentITend = torrents.end();
for ( ; torrentIT != torrentITend; ++torrentIT) {
QTorrentHandle h = QTorrentHandle(*torrentIT);
try {
if (!h.is_valid() || !h.has_metadata() /*|| h.is_seed() || h.is_paused()*/) continue;
#if LIBTORRENT_VERSION_MINOR > 15
if (!h.need_save_resume_data()) continue;
#endif
if (h.state() == torrent_status::checking_files || h.state() == torrent_status::queued_for_checking) continue;
qDebug("Saving fastresume data for %s", qPrintable(h.name()));
h.save_resume_data();
}catch(std::exception e) {}
}
}
// Only save fast resume data for unfinished and unpaused torrents (Optimization)
// Called on exit
void QBtSession::saveFastResumeData() {
qDebug("Saving fast resume data...");
// Stop listening for alerts
resumeDataTimer.stop();
timerAlerts->stop();
int num_resume_data = 0;
// Pause session
s->pause();
std::vector<torrent_handle> torrents = s->get_torrents();
std::vector<torrent_handle>::iterator torrentIT = torrents.begin();
std::vector<torrent_handle>::iterator torrentITend = torrents.end();
for ( ; torrentIT != torrentITend; ++torrentIT) {
QTorrentHandle h = QTorrentHandle(*torrentIT);
if (!h.is_valid())
continue;
try {
if (isQueueingEnabled())
TorrentPersistentData::savePriority(h);
if (!h.has_metadata())
continue;
// Actually with should save fast resume data for paused files too
//if (h.is_paused()) continue;
if (h.state() == torrent_status::checking_files || h.state() == torrent_status::queued_for_checking) continue;
h.save_resume_data();
++num_resume_data;
} catch(libtorrent::invalid_handle&) {}
}
while (num_resume_data > 0) {
alert const* a = s->wait_for_alert(seconds(30));
if (a == 0) {
std::cerr << " aborting with " << num_resume_data << " outstanding "
"torrents to save resume data for" << std::endl;
break;
}
// Saving fastresume data can fail
save_resume_data_failed_alert const* rda = dynamic_cast<save_resume_data_failed_alert const*>(a);
if (rda) {
--num_resume_data;
s->pop_alert();
try {
// Remove torrent from session
if (rda->handle.is_valid())
s->remove_torrent(rda->handle);
}catch(libtorrent::libtorrent_exception) {}
continue;
}
save_resume_data_alert const* rd = dynamic_cast<save_resume_data_alert const*>(a);
if (!rd) {
s->pop_alert();
continue;
}
// Saving fast resume data was successful
--num_resume_data;
if (!rd->resume_data) continue;
QDir torrentBackup(fsutils::BTBackupLocation());
const QTorrentHandle h(rd->handle);
if (!h.is_valid()) continue;
try {
// Remove old fastresume file if it exists
vector<char> out;
bencode(back_inserter(out), *rd->resume_data);
const QString filepath = torrentBackup.absoluteFilePath(h.hash()+".fastresume");
QFile resume_file(filepath);
if (resume_file.exists())
fsutils::forceRemove(filepath);
if (!out.empty() && resume_file.open(QIODevice::WriteOnly)) {
resume_file.write(&out[0], out.size());
resume_file.close();
}
// Remove torrent from session
s->remove_torrent(rd->handle);
s->pop_alert();
} catch(libtorrent::invalid_handle&) {}
}
}
#ifdef DISABLE_GUI
void QBtSession::addConsoleMessage(QString msg, QString) {
emit newConsoleMessage(QDateTime::currentDateTime().toString("dd/MM/yyyy hh:mm:ss") + " - " + msg);
#else
void QBtSession::addConsoleMessage(QString msg, QColor color) {
if (consoleMessages.size() > MAX_LOG_MESSAGES) {
consoleMessages.removeFirst();
}
msg = "<font color='grey'>"+ QDateTime::currentDateTime().toString(QString::fromUtf8("dd/MM/yyyy hh:mm:ss")) + "</font> - <font color='" + color.name() + "'><i>" + msg + "</i></font>";
consoleMessages.append(msg);
emit newConsoleMessage(msg);
#endif
}
void QBtSession::addPeerBanMessage(QString ip, bool from_ipfilter) {
if (peerBanMessages.size() > MAX_LOG_MESSAGES) {
peerBanMessages.removeFirst();
}
QString msg;
if (from_ipfilter)
msg = "<font color='grey'>" + QDateTime::currentDateTime().toString(QString::fromUtf8("dd/MM/yyyy hh:mm:ss")) + "</font> - " + tr("<font color='red'>%1</font> <i>was blocked due to your IP filter</i>", "x.y.z.w was blocked").arg(ip);
else
msg = "<font color='grey'>" + QDateTime::currentDateTime().toString(QString::fromUtf8("dd/MM/yyyy hh:mm:ss")) + "</font> - " + tr("<font color='red'>%1</font> <i>was banned due to corrupt pieces</i>", "x.y.z.w was banned").arg(ip);
peerBanMessages.append(msg);
emit newBanMessage(msg);
}
bool QBtSession::isFilePreviewPossible(const QString &hash) const {
// See if there are supported files in the torrent
const QTorrentHandle h = getTorrentHandle(hash);
if (!h.is_valid() || !h.has_metadata()) {
return false;
}
const unsigned int nbFiles = h.num_files();
for (unsigned int i=0; i<nbFiles; ++i) {
const QString extension = fsutils::fileExtension(h.filename_at(i));
if (misc::isPreviewable(extension))
return true;
}
return false;
}
void QBtSession::addTorrentsFromScanFolder(QStringList &pathList) {
foreach (const QString &file, pathList) {
qDebug("File %s added", qPrintable(file));
if (file.endsWith(".magnet")) {
QFile f(file);
if (!f.open(QIODevice::ReadOnly)) {
qDebug("Failed to open magnet file: %s", qPrintable(f.errorString()));
} else {
const QString link = QString::fromLocal8Bit(f.readAll());
addMagnetUri(link, false, true, file);
f.remove();
}
continue;
}
try {
torrent_info t(file.toUtf8().constData());
if (t.is_valid())
addTorrent(file, true);
} catch(std::exception&) {
qDebug("Ignoring incomplete torrent file: %s", qPrintable(file));
}
}
}
void QBtSession::setDefaultTempPath(QString temppath) {
if (defaultTempPath == temppath)
return;
if (temppath.isEmpty()) {
// Disabling temp dir
// Moving all torrents to their destination folder
std::vector<torrent_handle> torrents = s->get_torrents();
std::vector<torrent_handle>::iterator torrentIT = torrents.begin();
std::vector<torrent_handle>::iterator torrentITend = torrents.end();
for ( ; torrentIT != torrentITend; ++torrentIT) {
QTorrentHandle h = QTorrentHandle(*torrentIT);
if (!h.is_valid()) continue;
h.move_storage(getSavePath(h.hash()));
}
} else {
qDebug("Enabling default temp path...");
// Moving all downloading torrents to temporary save path
std::vector<torrent_handle> torrents = s->get_torrents();
std::vector<torrent_handle>::iterator torrentIT = torrents.begin();
std::vector<torrent_handle>::iterator torrentITend = torrents.end();
for ( ; torrentIT != torrentITend; ++torrentIT) {
QTorrentHandle h = QTorrentHandle(*torrentIT);
if (!h.is_valid()) continue;
if (!h.is_seed()) {
QString torrent_tmp_path = temppath.replace("\\", "/");
qDebug("Moving torrent to its temp save path: %s", qPrintable(torrent_tmp_path));
h.move_storage(torrent_tmp_path);
}
}
}
defaultTempPath = temppath;
}
void QBtSession::appendqBextensionToTorrent(const QTorrentHandle &h, bool append) {
if (!h.is_valid() || !h.has_metadata()) return;
std::vector<size_type> fp;
h.file_progress(fp);
for (int i=0; i<h.num_files(); ++i) {
if (append) {
const qulonglong file_size = h.filesize_at(i);
if (file_size > 0 && (fp[i]/(double)file_size) < 1.) {
const QString name = h.filepath_at(i);
if (!name.endsWith(".!qB")) {
const QString new_name = name+".!qB";
qDebug("Renaming %s to %s", qPrintable(name), qPrintable(new_name));
h.rename_file(i, new_name);
}
}
} else {
QString name = h.filepath_at(i);
if (name.endsWith(".!qB")) {
const QString old_name = name;
name.chop(4);
qDebug("Renaming %s to %s", qPrintable(old_name), qPrintable(name));
h.rename_file(i, name);
}
}
}
}
void QBtSession::changeLabelInTorrentSavePath(const QTorrentHandle &h, QString old_label, QString new_label) {
if (!h.is_valid()) return;
if (!appendLabelToSavePath) return;
QString old_save_path = TorrentPersistentData::getSavePath(h.hash());
if (!old_save_path.startsWith(defaultSavePath)) return;
QString new_save_path = fsutils::updateLabelInSavePath(defaultSavePath, old_save_path, old_label, new_label);
if (new_save_path != old_save_path) {
// Move storage
qDebug("Moving storage to %s", qPrintable(new_save_path));
QDir().mkpath(new_save_path);
h.move_storage(new_save_path);
}
}
void QBtSession::appendLabelToTorrentSavePath(const QTorrentHandle& h) {
if (!h.is_valid()) return;
const QString label = TorrentPersistentData::getLabel(h.hash());
if (label.isEmpty()) return;
// Current save path
QString old_save_path = TorrentPersistentData::getSavePath(h.hash());
QString new_save_path = fsutils::updateLabelInSavePath(defaultSavePath, old_save_path, "", label);
if (old_save_path != new_save_path) {
// Move storage
QDir().mkpath(new_save_path);
h.move_storage(new_save_path);
}
}
void QBtSession::setAppendLabelToSavePath(bool append) {
if (appendLabelToSavePath != append) {
appendLabelToSavePath = !appendLabelToSavePath;
if (appendLabelToSavePath) {
// Move torrents storage to sub folder with label name
std::vector<torrent_handle> torrents = s->get_torrents();
std::vector<torrent_handle>::iterator torrentIT = torrents.begin();
std::vector<torrent_handle>::iterator torrentITend = torrents.end();
for ( ; torrentIT != torrentITend; ++torrentIT) {
QTorrentHandle h = QTorrentHandle(*torrentIT);
appendLabelToTorrentSavePath(h);
}
}
}
}
void QBtSession::setAppendqBExtension(bool append) {
if (appendqBExtension != append) {
appendqBExtension = !appendqBExtension;
// append or remove .!qB extension for incomplete files
std::vector<torrent_handle> torrents = s->get_torrents();
std::vector<torrent_handle>::iterator torrentIT = torrents.begin();
std::vector<torrent_handle>::iterator torrentITend = torrents.end();
for ( ; torrentIT != torrentITend; ++torrentIT) {
QTorrentHandle h = QTorrentHandle(*torrentIT);
appendqBextensionToTorrent(h, appendqBExtension);
}
}
}
// Set the ports range in which is chosen the port the Bittorrent
// session will listen to
void QBtSession::setListeningPort(int port) {
qDebug() << Q_FUNC_INFO << port;
Preferences pref;
std::pair<int,int> ports(port, port);
#if LIBTORRENT_VERSION_MINOR > 15
libtorrent::error_code ec;
#endif
const QString iface_name = pref.getNetworkInterface();
if (iface_name.isEmpty()) {
#if LIBTORRENT_VERSION_MINOR > 15
s->listen_on(ports, ec);
#else
s->listen_on(ports);
#endif
return;
}
// Attempt to listen on provided interface
const QNetworkInterface network_iface = QNetworkInterface::interfaceFromName(iface_name);
if (!network_iface.isValid()) {
qDebug("Invalid network interface: %s", qPrintable(iface_name));
addConsoleMessage(tr("The network interface defined is invalid: %1").arg(iface_name), "red");
return;
}
QString ip;
qDebug("This network interface has %d IP addresses", network_iface.addressEntries().size());
foreach (const QNetworkAddressEntry &entry, network_iface.addressEntries()) {
qDebug("Trying to listen on IP %s (%s)", qPrintable(entry.ip().toString()), qPrintable(iface_name));
#if LIBTORRENT_VERSION_MINOR > 15
s->listen_on(ports, ec, entry.ip().toString().toAscii().constData());
if (!ec) {
#else
if (s->listen_on(ports, entry.ip().toString().toAscii().constData())) {
#endif
ip = entry.ip().toString();
break;
}
}
if (s->is_listening()) {
addConsoleMessage(tr("Listening on IP address %1 on network interface %2...").arg(ip).arg(iface_name));
} else {
qDebug("Failed to listen on any of the IP addresses");
addConsoleMessage(tr("Failed to listen on network interface %1").arg(iface_name), "red");
}
}
// Set download rate limit
// -1 to disable
void QBtSession::setDownloadRateLimit(long rate) {
qDebug() << Q_FUNC_INFO << rate;
Q_ASSERT(rate == -1 || rate >= 0);
#if LIBTORRENT_VERSION_MINOR > 15
session_settings settings = s->settings();
settings.download_rate_limit = rate;
s->set_settings(settings);
#else
s->set_download_rate_limit(rate);
#endif
}
// Set upload rate limit
// -1 to disable
void QBtSession::setUploadRateLimit(long rate) {
qDebug() << Q_FUNC_INFO << rate;
Q_ASSERT(rate == -1 || rate >= 0);
#if LIBTORRENT_VERSION_MINOR > 15
session_settings settings = s->settings();
settings.upload_rate_limit = rate;
s->set_settings(settings);
#else
s->set_upload_rate_limit(rate);
#endif
}
// Torrents will a ratio superior to the given value will
// be automatically deleted
void QBtSession::setGlobalMaxRatio(qreal ratio) {
if (ratio < 0) ratio = -1.;
if (global_ratio_limit != ratio) {
global_ratio_limit = ratio;
qDebug("* Set global deleteRatio to %.1f", global_ratio_limit);
updateRatioTimer();
}
}
void QBtSession::setMaxRatioPerTorrent(const QString &hash, qreal ratio)
{
if (ratio < 0)
ratio = -1;
if (ratio > MAX_RATIO)
ratio = MAX_RATIO;
qDebug("* Set individual max ratio for torrent %s to %.1f.",
qPrintable(hash), ratio);
TorrentPersistentData::setRatioLimit(hash, ratio);
updateRatioTimer();
}
void QBtSession::removeRatioPerTorrent(const QString &hash)
{
qDebug("* Remove individual max ratio for torrent %s.", qPrintable(hash));
TorrentPersistentData::setRatioLimit(hash, TorrentPersistentData::USE_GLOBAL_RATIO);
updateRatioTimer();
}
qreal QBtSession::getMaxRatioPerTorrent(const QString &hash, bool *usesGlobalRatio) const
{
qreal ratio_limit = TorrentPersistentData::getRatioLimit(hash);
if (ratio_limit == TorrentPersistentData::USE_GLOBAL_RATIO) {
ratio_limit = global_ratio_limit;
*usesGlobalRatio = true;
} else {
*usesGlobalRatio = false;
}
return ratio_limit;
}
void QBtSession::updateRatioTimer()
{
if (global_ratio_limit == -1 && !TorrentPersistentData::hasPerTorrentRatioLimit()) {
if (BigRatioTimer->isActive())
BigRatioTimer->stop();
} else if (!BigRatioTimer->isActive()) {
BigRatioTimer->start();
}
}
// Set DHT port (>= 1 or 0 if same as BT)
void QBtSession::setDHTPort(int dht_port) {
if (dht_port >= 0) {
if (dht_port == current_dht_port) return;
struct dht_settings DHTSettings;
DHTSettings.service_port = dht_port;
s->set_dht_settings(DHTSettings);
current_dht_port = dht_port;
qDebug("Set DHT Port to %d", dht_port);
}
}
// Enable IP Filtering
void QBtSession::enableIPFilter(const QString &filter_path, bool force) {
qDebug("Enabling IPFiler");
if (!filterParser) {
filterParser = new FilterParserThread(this, s);
connect(filterParser.data(), SIGNAL(IPFilterParsed(int)), SLOT(handleIPFilterParsed(int)));
connect(filterParser.data(), SIGNAL(IPFilterError()), SLOT(handleIPFilterError()));
}
if (filterPath.isEmpty() || filterPath != filter_path || force) {
filterPath = filter_path;
filterParser->processFilterFile(filter_path);
}
}
// Disable IP Filtering
void QBtSession::disableIPFilter() {
qDebug("Disabling IPFilter");
s->set_ip_filter(ip_filter());
if (filterParser) {
disconnect(filterParser.data(), 0, this, 0);
delete filterParser;
}
filterPath = "";
}
// Set BT session settings (user_agent)
void QBtSession::setSessionSettings(const session_settings &sessionSettings) {
qDebug("Set session settings");
s->set_settings(sessionSettings);
}
// Set Proxy
void QBtSession::setProxySettings(proxy_settings proxySettings) {
qDebug() << Q_FUNC_INFO;
#if LIBTORRENT_VERSION_MINOR > 15
proxySettings.proxy_peer_connections = Preferences().proxyPeerConnections();
s->set_proxy(proxySettings);
#else
s->set_tracker_proxy(proxySettings);
proxy_settings peer_proxy;
if (Preferences().proxyPeerConnections())
peer_proxy = proxySettings;
s->set_peer_proxy(peer_proxy);
s->set_web_seed_proxy(peer_proxy);
s->set_dht_proxy(peer_proxy);
#endif
// Define environment variable
QString proxy_str;
switch(proxySettings.type) {
case proxy_settings::http_pw:
proxy_str = "http://"+misc::toQString(proxySettings.username)+":"+misc::toQString(proxySettings.password)+"@"+misc::toQString(proxySettings.hostname)+":"+QString::number(proxySettings.port);
break;
case proxy_settings::http:
proxy_str = "http://"+misc::toQString(proxySettings.hostname)+":"+QString::number(proxySettings.port);
break;
case proxy_settings::socks5:
proxy_str = misc::toQString(proxySettings.hostname)+":"+QString::number(proxySettings.port);
break;
case proxy_settings::socks5_pw:
proxy_str = misc::toQString(proxySettings.username)+":"+misc::toQString(proxySettings.password)+"@"+misc::toQString(proxySettings.hostname)+":"+QString::number(proxySettings.port);
break;
default:
qDebug("Disabling HTTP communications proxy");
qputenv("http_proxy", QByteArray());
qputenv("sock_proxy", QByteArray());
return;
}
// We need this for urllib in search engine plugins
qDebug("HTTP communications proxy string: %s", qPrintable(proxy_str));
if (proxySettings.type == proxy_settings::socks5 || proxySettings.type == proxy_settings::socks5_pw)
qputenv("sock_proxy", proxy_str.toLocal8Bit());
else
qputenv("http_proxy", proxy_str.toLocal8Bit());
}
void QBtSession::recursiveTorrentDownload(const QTorrentHandle &h) {
try {
for (int i=0; i<h.num_files(); ++i) {
const QString torrent_relpath = h.filepath_at(i);
if (torrent_relpath.endsWith(".torrent")) {
#if defined(Q_WS_WIN) || defined(Q_OS_OS2)
QString displayed_relpath = torrent_relpath;
displayed_relpath.replace("/", "\\");
addConsoleMessage(tr("Recursive download of file %1 embedded in torrent %2", "Recursive download of test.torrent embedded in torrent test2").arg(displayed_relpath).arg(h.name()));
#else
addConsoleMessage(tr("Recursive download of file %1 embedded in torrent %2", "Recursive download of test.torrent embedded in torrent test2").arg(torrent_relpath).arg(h.name()));
#endif
const QString torrent_fullpath = h.save_path()+QDir::separator()+torrent_relpath;
boost::intrusive_ptr<torrent_info> t = new torrent_info(torrent_fullpath.toUtf8().constData());
const QString sub_hash = misc::toQString(t->info_hash());
// Passing the save path along to the sub torrent file
TorrentTempData::setSavePath(sub_hash, h.save_path());
addTorrent(torrent_fullpath);
}
}
} catch(std::exception&) {
qDebug("Caught error loading torrent");
}
}
void QBtSession::cleanUpAutoRunProcess(int) {
sender()->deleteLater();
}
void QBtSession::autoRunExternalProgram(const QTorrentHandle &h, bool async) {
if (!h.is_valid()) return;
QString program = Preferences().getAutoRunProgram().trimmed();
if (program.isEmpty()) return;
// Replace %f by torrent path
QString torrent_path;
if (h.num_files() == 1)
torrent_path = h.firstFileSavePath();
else
torrent_path = h.save_path();
program.replace("%f", torrent_path);
// Replace %n by torrent name
program.replace("%n", h.name());
QProcess *process = new QProcess;
if (async) {
connect(process, SIGNAL(finished(int)), this, SLOT(cleanUpAutoRunProcess(int)));
process->start(program);
} else {
process->execute(program);
delete process;
}
}
void QBtSession::sendNotificationEmail(const QTorrentHandle &h) {
// Prepare mail content
QString content = tr("Torrent name: %1").arg(h.name()) + "\n";
content += tr("Torrent size: %1").arg(misc::friendlyUnit(h.actual_size())) + "\n";
content += tr("Save path: %1").arg(TorrentPersistentData::getSavePath(h.hash())) + "\n\n";
content += tr("The torrent was downloaded in %1.", "The torrent was downloaded in 1 hour and 20 seconds").arg(misc::userFriendlyDuration(h.active_time())) + "\n\n\n";
content += tr("Thank you for using qBittorrent.") + "\n";
// Send the notification email
Smtp *sender = new Smtp(this);
sender->sendMail("notification@qbittorrent.org", Preferences().getMailNotificationEmail(), tr("[qBittorrent] %1 has finished downloading").arg(h.name()), content);
}
// Read alerts sent by the Bittorrent session
void QBtSession::readAlerts() {
// look at session alerts and display some infos
std::auto_ptr<alert> a = s->pop_alert();
while (a.get()) {
try {
if (torrent_finished_alert* p = dynamic_cast<torrent_finished_alert*>(a.get())) {
QTorrentHandle h(p->handle);
if (h.is_valid()) {
const QString hash = h.hash();
qDebug("Got a torrent finished alert for %s", qPrintable(h.name()));
// Remove .!qB extension if necessary
if (appendqBExtension)
appendqBextensionToTorrent(h, false);
const bool was_already_seeded = TorrentPersistentData::isSeed(hash);
qDebug("Was already seeded: %d", was_already_seeded);
if (!was_already_seeded) {
h.save_resume_data();
qDebug("Checking if the torrent contains torrent files to download");
// Check if there are torrent files inside
for (int i=0; i<h.num_files(); ++i) {
const QString torrent_relpath = h.filepath_at(i).replace("\\", "/");
qDebug() << "File path:" << torrent_relpath;
if (torrent_relpath.endsWith(".torrent", Qt::CaseInsensitive)) {
qDebug("Found possible recursive torrent download.");
const QString torrent_fullpath = h.save_path()+"/"+torrent_relpath;
qDebug("Full subtorrent path is %s", qPrintable(torrent_fullpath));
try {
boost::intrusive_ptr<torrent_info> t = new torrent_info(torrent_fullpath.toUtf8().constData());
if (t->is_valid()) {
qDebug("emitting recursiveTorrentDownloadPossible()");
emit recursiveTorrentDownloadPossible(h);
break;
}
} catch(std::exception&) {
qDebug("Caught error loading torrent");
#if defined(Q_WS_WIN) || defined(Q_OS_OS2)
QString displayed_path = torrent_fullpath;
displayed_path.replace("/", "\\");
addConsoleMessage(tr("Unable to decode %1 torrent file.").arg(displayed_path), QString::fromUtf8("red"));
#else
addConsoleMessage(tr("Unable to decode %1 torrent file.").arg(torrent_fullpath), QString::fromUtf8("red"));
#endif
}
}
}
// Move to download directory if necessary
if (!defaultTempPath.isEmpty()) {
// Check if directory is different
const QDir current_dir(h.save_path());
const QDir save_dir(getSavePath(hash));
if (current_dir != save_dir) {
qDebug("Moving torrent from the temp folder");
h.move_storage(save_dir.absolutePath());
}
}
// Remember finished state
qDebug("Saving seed status");
TorrentPersistentData::saveSeedStatus(h);
// Recheck if the user asked to
Preferences pref;
if (pref.recheckTorrentsOnCompletion()) {
h.force_recheck();
}
qDebug("Emitting finishedTorrent() signal");
emit finishedTorrent(h);
qDebug("Received finished alert for %s", qPrintable(h.name()));
#ifndef DISABLE_GUI
bool will_shutdown = (pref.shutdownWhenDownloadsComplete() ||
pref.shutdownqBTWhenDownloadsComplete() ||
pref.suspendWhenDownloadsComplete())
&& !hasDownloadingTorrents();
#else
bool will_shutdown = false;
#endif
// AutoRun program
if (pref.isAutoRunEnabled())
autoRunExternalProgram(h, will_shutdown);
// Move .torrent file to another folder
if (pref.isFinishedTorrentExportEnabled())
exportTorrentFile(h, FinishedTorrentExportFolder);
// Mail notification
if (pref.isMailNotificationEnabled())
sendNotificationEmail(h);
#ifndef DISABLE_GUI
// Auto-Shutdown
if (will_shutdown) {
bool suspend = pref.suspendWhenDownloadsComplete();
bool shutdown = pref.shutdownWhenDownloadsComplete();
// Confirm shutdown
QString confirm_msg;
if (suspend) {
confirm_msg = tr("The computer will now go to sleep mode unless you cancel within the next 15 seconds...");
} else if (shutdown) {
confirm_msg = tr("The computer will now be switched off unless you cancel within the next 15 seconds...");
} else {
confirm_msg = tr("qBittorrent will now exit unless you cancel within the next 15 seconds...");
}
if (!ShutdownConfirmDlg::askForConfirmation(confirm_msg))
return;
// Actually shut down
if (suspend || shutdown) {
qDebug("Preparing for auto-shutdown because all downloads are complete!");
// Disabling it for next time
pref.setShutdownWhenDownloadsComplete(false);
pref.setSuspendWhenDownloadsComplete(false);
// Make sure preferences are synced before exiting
if (suspend)
m_shutdownAct = SUSPEND_COMPUTER;
else
m_shutdownAct = SHUTDOWN_COMPUTER;
}
qDebug("Exiting the application");
qApp->exit();
return;
}
#endif // DISABLE_GUI
}
}
}
else if (save_resume_data_alert* p = dynamic_cast<save_resume_data_alert*>(a.get())) {
const QDir torrentBackup(fsutils::BTBackupLocation());
const QTorrentHandle h(p->handle);
if (h.is_valid() && p->resume_data) {
const QString filepath = torrentBackup.absoluteFilePath(h.hash()+".fastresume");
QFile resume_file(filepath);
if (resume_file.exists())
fsutils::forceRemove(filepath);
qDebug("Saving fastresume data in %s", qPrintable(filepath));
vector<char> out;
bencode(back_inserter(out), *p->resume_data);
if (!out.empty() && resume_file.open(QIODevice::WriteOnly)) {
resume_file.write(&out[0], out.size());
resume_file.close();
}
}
}
else if (file_renamed_alert* p = dynamic_cast<file_renamed_alert*>(a.get())) {
QTorrentHandle h(p->handle);
if (h.is_valid()) {
if (h.num_files() > 1) {
// Check if folders were renamed
QStringList old_path_parts = h.orig_filepath_at(p->index).split("/");
old_path_parts.removeLast();
QString old_path = old_path_parts.join("/");
QStringList new_path_parts = misc::toQStringU(p->name).split("/");
new_path_parts.removeLast();
if (!new_path_parts.isEmpty() && old_path != new_path_parts.join("/")) {
qDebug("Old_path(%s) != new_path(%s)", qPrintable(old_path), qPrintable(new_path_parts.join("/")));
old_path = h.save_path()+"/"+old_path;
qDebug("Detected folder renaming, attempt to delete old folder: %s", qPrintable(old_path));
QDir().rmpath(old_path);
}
} else {
// Single-file torrent
// Renaming a file corresponds to changing the save path
emit savePathChanged(h);
}
}
}
else if (torrent_deleted_alert* p = dynamic_cast<torrent_deleted_alert*>(a.get())) {
qDebug("A torrent was deleted from the hard disk, attempting to remove the root folder too...");
QString hash = misc::toQString(p->info_hash);
if (!hash.isEmpty()) {
if (savePathsToRemove.contains(hash)) {
const QString dirpath = savePathsToRemove.take(hash);
qDebug() << "Removing save path: " << dirpath << "...";
bool ok = fsutils::smartRemoveEmptyFolderTree(dirpath);
Q_UNUSED(ok);
qDebug() << "Folder was removed: " << ok;
}
} else {
// Fallback
qDebug() << "hash is empty, use fallback to remove save path";
foreach (const QString& key, savePathsToRemove.keys()) {
// Attempt to delete
if (QDir().rmdir(savePathsToRemove[key])) {
savePathsToRemove.remove(key);
}
}
}
}
else if (storage_moved_alert* p = dynamic_cast<storage_moved_alert*>(a.get())) {
QTorrentHandle h(p->handle);
if (h.is_valid()) {
// Attempt to remove old folder if empty
const QString old_save_path = TorrentPersistentData::getPreviousPath(h.hash());
const QString new_save_path = misc::toQStringU(p->path.c_str());
qDebug("Torrent moved from %s to %s", qPrintable(old_save_path), qPrintable(new_save_path));
QDir old_save_dir(old_save_path);
if (old_save_dir != QDir(defaultSavePath) && old_save_dir != QDir(defaultTempPath)) {
qDebug("Attempting to remove %s", qPrintable(old_save_path));
QDir().rmpath(old_save_path);
}
if (defaultTempPath.isEmpty() || !new_save_path.startsWith(defaultTempPath)) {
qDebug("Storage has been moved, updating save path to %s", qPrintable(new_save_path));
TorrentPersistentData::saveSavePath(h.hash(), new_save_path);
}
emit savePathChanged(h);
//h.force_recheck();
}
}
else if (metadata_received_alert* p = dynamic_cast<metadata_received_alert*>(a.get())) {
QTorrentHandle h(p->handle);
if (h.is_valid()) {
qDebug("Received metadata for %s", qPrintable(h.hash()));
// Save metadata
const QDir torrentBackup(fsutils::BTBackupLocation());
if (!QFile::exists(torrentBackup.absoluteFilePath(h.hash()+QString(".torrent"))))
h.save_torrent_file(torrentBackup.absoluteFilePath(h.hash()+QString(".torrent")));
// Copy the torrent file to the export folder
if (m_torrentExportEnabled)
exportTorrentFile(h);
// Append .!qB to incomplete files
if (appendqBExtension)
appendqBextensionToTorrent(h, true);
emit metadataReceived(h);
if (h.is_paused()) {
// XXX: Unfortunately libtorrent-rasterbar does not send a torrent_paused_alert
// and the torrent can be paused when metadata is received
emit pausedTorrent(h);
}
}
}
else if (file_error_alert* p = dynamic_cast<file_error_alert*>(a.get())) {
QTorrentHandle h(p->handle);
if (h.is_valid()) {
h.pause();
std::cerr << "File Error: " << p->message().c_str() << std::endl;
addConsoleMessage(tr("An I/O error occurred, '%1' paused.").arg(h.name()));
addConsoleMessage(tr("Reason: %1").arg(misc::toQString(p->message())));
if (h.is_valid()) {
emit fullDiskError(h, misc::toQString(p->message()));
//h.pause();
emit pausedTorrent(h);
}
}
}
else if (file_completed_alert* p = dynamic_cast<file_completed_alert*>(a.get())) {
QTorrentHandle h(p->handle);
qDebug("A file completed download in torrent %s", qPrintable(h.name()));
if (appendqBExtension) {
qDebug("appendqBTExtension is true");
QString name = h.filepath_at(p->index);
if (name.endsWith(".!qB")) {
const QString old_name = name;
name.chop(4);
qDebug("Renaming %s to %s", qPrintable(old_name), qPrintable(name));
h.rename_file(p->index, name);
}
}
}
else if (torrent_paused_alert* p = dynamic_cast<torrent_paused_alert*>(a.get())) {
if (p->handle.is_valid()) {
QTorrentHandle h(p->handle);
if (!h.has_error())
h.save_resume_data();
emit pausedTorrent(h);
}
}
else if (tracker_error_alert* p = dynamic_cast<tracker_error_alert*>(a.get())) {
// Level: fatal
QTorrentHandle h(p->handle);
if (h.is_valid()) {
// Authentication
if (p->status_code != 401) {
qDebug("Received a tracker error for %s: %s", p->url.c_str(), p->msg.c_str());
const QString tracker_url = misc::toQString(p->url);
QHash<QString, TrackerInfos> trackers_data = trackersInfos.value(h.hash(), QHash<QString, TrackerInfos>());
TrackerInfos data = trackers_data.value(tracker_url, TrackerInfos(tracker_url));
data.last_message = misc::toQString(p->msg);
trackers_data.insert(tracker_url, data);
trackersInfos[h.hash()] = trackers_data;
} else {
emit trackerAuthenticationRequired(h);
}
}
}
else if (tracker_reply_alert* p = dynamic_cast<tracker_reply_alert*>(a.get())) {
const QTorrentHandle h(p->handle);
if (h.is_valid()) {
qDebug("Received a tracker reply from %s (Num_peers=%d)", p->url.c_str(), p->num_peers);
// Connection was successful now. Remove possible old errors
QHash<QString, TrackerInfos> trackers_data = trackersInfos.value(h.hash(), QHash<QString, TrackerInfos>());
const QString tracker_url = misc::toQString(p->url);
TrackerInfos data = trackers_data.value(tracker_url, TrackerInfos(tracker_url));
data.last_message = ""; // Reset error/warning message
data.num_peers = p->num_peers;
trackers_data.insert(tracker_url, data);
trackersInfos[h.hash()] = trackers_data;
}
} else if (tracker_warning_alert* p = dynamic_cast<tracker_warning_alert*>(a.get())) {
const QTorrentHandle h(p->handle);
if (h.is_valid()) {
// Connection was successful now but there is a warning message
QHash<QString, TrackerInfos> trackers_data = trackersInfos.value(h.hash(), QHash<QString, TrackerInfos>());
const QString tracker_url = misc::toQString(p->url);
TrackerInfos data = trackers_data.value(tracker_url, TrackerInfos(tracker_url));
data.last_message = misc::toQString(p->msg); // Store warning message
trackers_data.insert(tracker_url, data);
trackersInfos[h.hash()] = trackers_data;
qDebug("Received a tracker warning from %s: %s", p->url.c_str(), p->msg.c_str());
}
}
else if (portmap_error_alert* p = dynamic_cast<portmap_error_alert*>(a.get())) {
addConsoleMessage(tr("UPnP/NAT-PMP: Port mapping failure, message: %1").arg(misc::toQString(p->message())), "red");
//emit UPnPError(QString(p->msg().c_str()));
}
else if (portmap_alert* p = dynamic_cast<portmap_alert*>(a.get())) {
qDebug("UPnP Success, msg: %s", p->message().c_str());
addConsoleMessage(tr("UPnP/NAT-PMP: Port mapping successful, message: %1").arg(misc::toQString(p->message())), "blue");
//emit UPnPSuccess(QString(p->msg().c_str()));
}
else if (peer_blocked_alert* p = dynamic_cast<peer_blocked_alert*>(a.get())) {
boost::system::error_code ec;
string ip = p->ip.to_string(ec);
if (!ec) {
addPeerBanMessage(QString::fromAscii(ip.c_str()), true);
//emit peerBlocked(QString::fromAscii(ip.c_str()));
}
}
else if (peer_ban_alert* p = dynamic_cast<peer_ban_alert*>(a.get())) {
boost::system::error_code ec;
string ip = p->ip.address().to_string(ec);
if (!ec) {
addPeerBanMessage(QString::fromAscii(ip.c_str()), false);
//emit peerBlocked(QString::fromAscii(ip.c_str()));
}
}
else if (fastresume_rejected_alert* p = dynamic_cast<fastresume_rejected_alert*>(a.get())) {
QTorrentHandle h(p->handle);
if (h.is_valid()) {
qDebug("/!\\ Fast resume failed for %s, reason: %s", qPrintable(h.name()), p->message().c_str());
if (p->error.value() == 134 && TorrentPersistentData::isSeed(h.hash()) && h.has_missing_files()) {
const QString hash = h.hash();
// Mismatching file size (files were probably moved
addConsoleMessage(tr("File sizes mismatch for torrent %1, pausing it.").arg(h.name()));
TorrentPersistentData::setErrorState(hash, true);
pauseTorrent(hash);
} else {
addConsoleMessage(tr("Fast resume data was rejected for torrent %1, checking again...").arg(h.name()), QString::fromUtf8("red"));
addConsoleMessage(tr("Reason: %1").arg(misc::toQString(p->message())));
}
}
}
else if (url_seed_alert* p = dynamic_cast<url_seed_alert*>(a.get())) {
addConsoleMessage(tr("Url seed lookup failed for url: %1, message: %2").arg(misc::toQString(p->url)).arg(misc::toQString(p->message())), QString::fromUtf8("red"));
//emit urlSeedProblem(QString::fromUtf8(p->url.c_str()), QString::fromUtf8(p->msg().c_str()));
}
else if (listen_succeeded_alert *p = dynamic_cast<listen_succeeded_alert*>(a.get())) {
boost::system::error_code ec;
qDebug() << "Sucessfully listening on" << p->endpoint.address().to_string(ec).c_str() << "/" << p->endpoint.port();
// Force reannounce on all torrents because some trackers blacklist some ports
std::vector<torrent_handle> torrents = s->get_torrents();
std::vector<torrent_handle>::iterator it = torrents.begin();
std::vector<torrent_handle>::iterator itend = torrents.end();
for ( ; it != itend; ++it) {
it->force_reannounce();
}
emit listenSucceeded();
}
else if (torrent_checked_alert* p = dynamic_cast<torrent_checked_alert*>(a.get())) {
QTorrentHandle h(p->handle);
if (h.is_valid()) {
const QString hash = h.hash();
qDebug("%s have just finished checking", qPrintable(hash));
// Save seed status
TorrentPersistentData::saveSeedStatus(h);
// Move to temp directory if necessary
if (!h.is_seed() && !defaultTempPath.isEmpty()) {
// Check if directory is different
const QDir current_dir(h.save_path());
const QDir save_dir(getSavePath(h.hash()));
if (current_dir == save_dir) {
qDebug("Moving the torrent to the temp directory...");
QString torrent_tmp_path = defaultTempPath.replace("\\", "/");
h.move_storage(torrent_tmp_path);
}
}
emit torrentFinishedChecking(h);
if (torrentsToPausedAfterChecking.contains(hash)) {
torrentsToPausedAfterChecking.removeOne(hash);
h.pause();
emit pausedTorrent(h);
}
}
}
} catch (const std::exception& e) {
qWarning() << "Caught exception in readAlerts(): " << e.what();
}
a = s->pop_alert();
}
}
void QBtSession::recheckTorrent(const QString &hash) {
QTorrentHandle h = getTorrentHandle(hash);
if (h.is_valid() && h.has_metadata()) {
if (h.is_paused()) {
if (!torrentsToPausedAfterChecking.contains(h.hash())) {
torrentsToPausedAfterChecking << h.hash();
h.resume();
}
}
h.force_recheck();
}
}
QHash<QString, TrackerInfos> QBtSession::getTrackersInfo(const QString &hash) const {
return trackersInfos.value(hash, QHash<QString, TrackerInfos>());
}
int QBtSession::getListenPort() const {
qDebug() << Q_FUNC_INFO << s->listen_port();
return s->listen_port();
}
session_status QBtSession::getSessionStatus() const {
return s->status();
}
QString QBtSession::getSavePath(const QString &hash, bool fromScanDir, QString filePath) {
QString savePath;
if (TorrentTempData::hasTempData(hash)) {
savePath = TorrentTempData::getSavePath(hash);
if (savePath.isEmpty()) {
savePath = defaultSavePath;
}
if (appendLabelToSavePath) {
qDebug("appendLabelToSavePath is true");
const QString label = TorrentTempData::getLabel(hash);
if (!label.isEmpty()) {
savePath = fsutils::updateLabelInSavePath(defaultSavePath, savePath, "", label);
}
}
qDebug("getSavePath, got save_path from temp data: %s", qPrintable(savePath));
} else {
savePath = TorrentPersistentData::getSavePath(hash);
qDebug("SavePath got from persistant data is %s", qPrintable(savePath));
if (savePath.isEmpty()) {
if (fromScanDir && m_scanFolders->downloadInTorrentFolder(filePath)) {
savePath = QFileInfo(filePath).dir().path();
} else {
savePath = defaultSavePath;
}
}
if (!fromScanDir && appendLabelToSavePath) {
const QString label = TorrentPersistentData::getLabel(hash);
if (!label.isEmpty()) {
qDebug("Torrent label is %s", qPrintable(label));
savePath = fsutils::updateLabelInSavePath(defaultSavePath, savePath, "", label);
}
}
qDebug("getSavePath, got save_path from persistent data: %s", qPrintable(savePath));
}
// Clean path
savePath.replace("\\", "/");
savePath = fsutils::expandPath(savePath);
if (!savePath.endsWith("/"))
savePath += "/";
return savePath;
}
// Take an url string to a torrent file,
// download the torrent file to a tmp location, then
// add it to download list
void QBtSession::downloadFromUrl(const QString &url, const QList<QNetworkCookie>& cookies)
{
addConsoleMessage(tr("Downloading '%1', please wait...", "e.g: Downloading 'xxx.torrent', please wait...").arg(url)
#ifndef DISABLE_GUI
, QPalette::WindowText
#endif
);
//emit aboutToDownloadFromUrl(url);
// Launch downloader thread
downloader->downloadTorrentUrl(url, cookies);
}
void QBtSession::downloadFromURLList(const QStringList& urls) {
foreach (const QString &url, urls) {
downloadFromUrl(url);
}
}
void QBtSession::addMagnetInteractive(const QString& uri)
{
emit newMagnetLink(uri);
}
void QBtSession::addMagnetSkipAddDlg(const QString& uri, const QString& save_path, const QString& label) {
if (!save_path.isEmpty() || !label.isEmpty())
savepathLabel_fromurl[uri] = qMakePair(save_path, label);
addMagnetUri(uri, false);
}
void QBtSession::downloadUrlAndSkipDialog(QString url, QString save_path, QString label) {
//emit aboutToDownloadFromUrl(url);
const QUrl qurl = QUrl::fromEncoded(url.toUtf8());
if (!save_path.isEmpty() || !label.isEmpty())
savepathLabel_fromurl[qurl] = qMakePair(save_path, label);
url_skippingDlg << qurl;
// Launch downloader thread
downloader->downloadTorrentUrl(url);
}
// Add to Bittorrent session the downloaded torrent file
void QBtSession::processDownloadedFile(QString url, QString file_path) {
Preferences pref;
const int index = url_skippingDlg.indexOf(QUrl::fromEncoded(url.toUtf8()));
if (index < 0) {
// Add file to torrent download list
#ifdef Q_WS_WIN
// Windows hack
if (!file_path.endsWith(".torrent", Qt::CaseInsensitive)) {
Q_ASSERT(QFile::exists(file_path));
qDebug("Torrent name does not end with .torrent, from %s", qPrintable(file_path));
if (QFile::rename(file_path, file_path+".torrent")) {
file_path += ".torrent";
} else {
qDebug("Failed to rename torrent file!");
}
}
qDebug("Downloading torrent at path: %s", qPrintable(file_path));
#endif
emit newDownloadedTorrent(file_path, url);
} else {
url_skippingDlg.removeAt(index);
QTorrentHandle h = addTorrent(file_path, false, url, false);
// Pause torrent if necessary
if (h.is_valid() && pref.addTorrentsInPause() && Preferences().useAdditionDialog())
h.pause();
}
}
// Return current download rate for the BT
// session. Payload means that it only take into
// account "useful" part of the rate
qreal QBtSession::getPayloadDownloadRate() const {
return s->status().payload_download_rate;
}
// Return current upload rate for the BT
// session. Payload means that it only take into
// account "useful" part of the rate
qreal QBtSession::getPayloadUploadRate() const {
return s->status().payload_upload_rate;
}
void QBtSession::applyEncryptionSettings(pe_settings se) {
qDebug("Applying encryption settings");
s->set_pe_settings(se);
}
// Will fast resume torrents in
// backup directory
void QBtSession::startUpTorrents() {
qDebug("Resuming unfinished torrents");
const QDir torrentBackup(fsutils::BTBackupLocation());
const QStringList known_torrents = TorrentPersistentData::knownTorrents();
// Safety measure because some people reported torrent loss since
// we switch the v1.5 way of resuming torrents on startup
QStringList filters;
filters << "*.torrent";
const QStringList torrents_on_hd = torrentBackup.entryList(filters, QDir::Files, QDir::Unsorted);
foreach (QString hash, torrents_on_hd) {
hash.chop(8); // remove trailing .torrent
if (!known_torrents.contains(hash)) {
qDebug("found torrent with hash: %s on hard disk", qPrintable(hash));
std::cerr << "ERROR Detected!!! Adding back torrent " << qPrintable(hash) << " which got lost for some reason." << std::endl;
addTorrent(torrentBackup.path()+QDir::separator()+hash+".torrent", false, QString(), true);
}
}
// End of safety measure
qDebug("Starting up torrents");
if (isQueueingEnabled()) {
priority_queue<QPair<int, QString>, vector<QPair<int, QString> >, std::greater<QPair<int, QString> > > torrent_queue;
foreach (const QString &hash, known_torrents) {
QString filePath;
if (TorrentPersistentData::isMagnet(hash)) {
filePath = TorrentPersistentData::getMagnetUri(hash);
} else {
filePath = torrentBackup.path()+QDir::separator()+hash+".torrent";
}
const int prio = TorrentPersistentData::getPriority(hash);
torrent_queue.push(qMakePair(prio, hash));
}
qDebug("Priority_queue size: %ld", (long)torrent_queue.size());
// Resume downloads
while(!torrent_queue.empty()) {
const QString hash = torrent_queue.top().second;
torrent_queue.pop();
qDebug("Starting up torrent %s", qPrintable(hash));
if (TorrentPersistentData::isMagnet(hash)) {
addMagnetUri(TorrentPersistentData::getMagnetUri(hash), true);
} else {
addTorrent(torrentBackup.path()+QDir::separator()+hash+".torrent", false, QString(), true);
}
}
} else {
// Resume downloads
foreach (const QString &hash, known_torrents) {
qDebug("Starting up torrent %s", qPrintable(hash));
if (TorrentPersistentData::isMagnet(hash))
addMagnetUri(TorrentPersistentData::getMagnetUri(hash), true);
else
addTorrent(torrentBackup.path()+QDir::separator()+hash+".torrent", false, QString(), true);
}
}
QIniSettings settings("qBittorrent", "qBittorrent");
settings.setValue("ported_to_new_savepath_system", true);
qDebug("Unfinished torrents resumed");
}
QBtSession * QBtSession::instance()
{
if (!m_instance) {
m_instance = new QBtSession;
}
return m_instance;
}
void QBtSession::drop()
{
if (m_instance) {
delete m_instance;
m_instance = 0;
}
}
qlonglong QBtSession::getETA(const QString &hash) const
{
return m_speedMonitor->getETA(hash);
}
void QBtSession::handleIPFilterParsed(int ruleCount)
{
addConsoleMessage(tr("Successfully parsed the provided IP filter: %1 rules were applied.", "%1 is a number").arg(ruleCount));
emit ipFilterParsed(false, ruleCount);
}
void QBtSession::handleIPFilterError()
{
addConsoleMessage(tr("Error: Failed to parse the provided IP filter."), "red");
emit ipFilterParsed(true, 0);
}
entry QBtSession::generateFilePriorityResumeData(boost::intrusive_ptr<torrent_info> &t, const std::vector<int> &fp)
{
entry::dictionary_type rd;
rd["file-format"] = "libtorrent resume file";
rd["file-version"] = 1;
rd["libtorrent-version"] = LIBTORRENT_VERSION;
rd["allocation"] = "full";
sha1_hash info_hash = t->info_hash();
rd["info-hash"] = std::string((char*)info_hash.begin(), (char*)info_hash.end());
// Priorities
entry::list_type priorities;
for (uint i=0; i<fp.size(); ++i) {
priorities.push_back(entry(fp[i]));
}
rd["file_priority"] = entry(priorities);
// files sizes (useless but required)
entry::list_type sizes;
for (int i=0; i<t->num_files(); ++i) {
entry::list_type p;
p.push_back(entry(0));
p.push_back(entry(0));
sizes.push_back(entry(p));
}
rd["file sizes"] = entry(sizes);
// Slots
entry::list_type tslots;
for (int i=0; i<t->num_pieces(); ++i) {
tslots.push_back(-1);
}
rd["slots"] = entry(tslots);
entry::string_type pieces;
pieces.resize(t->num_pieces());
std::memset(&pieces[0], 0, pieces.size());
rd["pieces"] = entry(pieces);
entry ret(rd);
Q_ASSERT(ret.type() == entry::dictionary_t);
return ret;
}
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