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qBittorrent/src/qtlibtorrent/qbtsession.cpp
Christophe Dumez 5cd376d2c3 Code clean up
2010-11-14 19:22:39 +00:00

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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 "qbtsession.h"
#include "misc.h"
#include "downloadthread.h"
#include "filterparserthread.h"
#include "preferences.h"
#include "scannedfoldersmodel.h"
#ifndef DISABLE_GUI
#include "geoip.h"
#endif
#include "torrentpersistentdata.h"
#include "httpserver.h"
#include "qinisettings.h"
#include "bandwidthscheduler.h"
#include <libtorrent/extensions/ut_metadata.hpp>
#include <libtorrent/version.hpp>
#if LIBTORRENT_VERSION_MINOR > 14
#include <libtorrent/extensions/lt_trackers.hpp>
#endif
#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/identify_client.hpp>
#include <libtorrent/alert_types.hpp>
#include <libtorrent/torrent_info.hpp>
#include <boost/filesystem/exception.hpp>
#include <queue>
QBtSession* QBtSession::m_instance = 0;
const int MAX_TRACKER_ERRORS = 2;
const float MAX_RATIO = 100.;
enum VersionType { NORMAL,ALPHA,BETA,RELEASE_CANDIDATE,DEVEL };
// Main constructor
QBtSession::QBtSession()
: m_scanFolders(ScanFoldersModel::instance(this)),
preAllocateAll(false), addInPause(false), ratio_limit(-1),
UPnPEnabled(false), NATPMPEnabled(false), LSDEnabled(false),
DHTEnabled(false), current_dht_port(0), queueingEnabled(false),
torrentExport(false), exiting(false)
#ifndef DISABLE_GUI
, geoipDBLoaded(false), resolve_countries(false)
#endif
{
m_tracker = 0;
// To avoid some exceptions
fs::path::default_name_check(fs::no_check);
// For backward compatibility
// Move .qBittorrent content to XDG folder
// TODO: Remove after some releases (introduced in v2.1.0)
misc::moveToXDGFolders();
// Creating Bittorrent session
// Check if we should spoof utorrent
QList<int> version;
version << VERSION_MAJOR;
version << VERSION_MINOR;
version << VERSION_BUGFIX;
version << VERSION_TYPE;
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 LIBTORRENT_VERSION_MINOR > 14
s->add_extension(create_lt_trackers_plugin);
#endif
if(Preferences::isPeXEnabled()) {
PeXEnabled = true;
s->add_extension(&create_ut_pex_plugin);
} else {
PeXEnabled = false;
}
s->add_extension(&create_smart_ban_plugin);
timerAlerts = new QTimer();
connect(timerAlerts, SIGNAL(timeout()), this, SLOT(readAlerts()));
timerAlerts->start(3000);
connect(&resumeDataTimer, SIGNAL(timeout()), this, SLOT(saveTempFastResumeData()));
resumeDataTimer.start(180000); // 3min
// To download from urls
downloader = new downloadThread(this);
connect(downloader, SIGNAL(downloadFinished(QString, QString)), this, SLOT(processDownloadedFile(QString, QString)));
connect(downloader, SIGNAL(downloadFailure(QString, QString)), this, SLOT(handleDownloadFailure(QString, QString)));
appendLabelToSavePath = Preferences::appendTorrentLabel();
#if LIBTORRENT_VERSION_MINOR > 14
appendqBExtension = Preferences::useIncompleteFilesExtension();
#endif
connect(m_scanFolders, SIGNAL(torrentsAdded(QStringList&)), this, SLOT(addTorrentsFromScanFolder(QStringList&)));
// Apply user settings to Bittorrent session
configureSession();
qDebug("* BTSession constructed");
}
session_proxy QBtSession::asyncDeletion() {
qDebug("Bittorrent session async deletion IN");
exiting = true;
// Do some BT related saving
#if LIBTORRENT_VERSION_MINOR < 15
saveDHTEntry();
#endif
saveSessionState();
saveFastResumeData();
// Delete session
session_proxy sp = s->abort();
delete s;
qDebug("Bittorrent session async deletion OUT");
return sp;
}
// Main destructor
QBtSession::~QBtSession() {
qDebug("BTSession destructor IN");
if(!exiting) {
// Do some BT related saving
#if LIBTORRENT_VERSION_MINOR < 15
saveDHTEntry();
#endif
saveSessionState();
saveFastResumeData();
qDebug("Deleting the session");
// Delete session
session_proxy sp = s->abort();
delete s;
}
// 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;
if(timerETA)
delete timerETA;
qDebug("BTSession destructor OUT");
}
void QBtSession::preAllocateAllFiles(bool b) {
const bool change = (preAllocateAll != b);
if(change) {
qDebug("PreAllocateAll changed, reloading all torrents!");
preAllocateAll = b;
}
}
void QBtSession::processBigRatios() {
if(ratio_limit < 0) return;
qDebug("Process big ratios...");
std::vector<torrent_handle> torrents = s->get_torrents();
std::vector<torrent_handle>::iterator torrentIT;
for(torrentIT = torrents.begin(); torrentIT != torrents.end(); torrentIT++) {
const QTorrentHandle h(*torrentIT);
if(!h.is_valid()) continue;
if(h.is_seed()) {
const QString hash = h.hash();
const float ratio = getRealRatio(hash);
qDebug("Ratio: %f (limit: %f)", ratio, ratio_limit);
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.toLocal8Bit());
url_skippingDlg.removeOne(qurl);
savepathLabel_fromurl.remove(qurl);
}
void QBtSession::startTorrentsInPause(bool b) {
addInPause = b;
}
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");
// Downloads
// * Save path
defaultSavePath = Preferences::getSavePath();
if(Preferences::isTempPathEnabled()) {
setDefaultTempPath(Preferences::getTempPath());
} else {
setDefaultTempPath(QString::null);
}
setAppendLabelToSavePath(Preferences::appendTorrentLabel());
#if LIBTORRENT_VERSION_MINOR > 14
setAppendqBExtension(Preferences::useIncompleteFilesExtension());
#endif
preAllocateAllFiles(Preferences::preAllocateAllFiles());
startTorrentsInPause(Preferences::addTorrentsInPause());
// * Scan dirs
const QStringList scan_dirs = Preferences::getScanDirs();
QList<bool> downloadInDirList = Preferences::getDownloadInScanDirs();
while(scan_dirs.size() > downloadInDirList.size()) {
downloadInDirList << false;
}
int i = 0;
foreach (const QString &dir, scan_dirs) {
m_scanFolders->addPath(dir, downloadInDirList.at(i));
++i;
}
// * Export Dir
const bool newTorrentExport = Preferences::isTorrentExportEnabled();
if(torrentExport != newTorrentExport) {
torrentExport = newTorrentExport;
if(torrentExport) {
qDebug("Torrent export is enabled, exporting the current torrents");
exportTorrentFiles(Preferences::getExportDir());
}
}
// Connection
// * Ports binding
const unsigned short old_listenPort = getListenPort();
const unsigned short new_listenPort = Preferences::getSessionPort();
if(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(new_listenPort)));
}
// * Global download limit
const bool alternative_speeds = Preferences::isAltBandwidthEnabled();
int down_limit;
if(alternative_speeds)
down_limit = Preferences::getAltGlobalDownloadLimit();
else
down_limit = Preferences::getGlobalDownloadLimit();
if(down_limit <= 0) {
// Download limit disabled
setDownloadRateLimit(-1);
} else {
// Enabled
setDownloadRateLimit(down_limit*1024);
}
int up_limit;
if(alternative_speeds)
up_limit = Preferences::getAltGlobalUploadLimit();
else
up_limit = Preferences::getGlobalUploadLimit();
// * Global Upload limit
if(up_limit <= 0) {
// Upload limit disabled
setUploadRateLimit(-1);
} else {
// Enabled
setUploadRateLimit(up_limit*1024);
}
if(Preferences::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 = Preferences::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");
GeoIP::loadDatabase(s);
geoipDBLoaded = true;
}
// Update torrent handles
std::vector<torrent_handle> torrents = s->get_torrents();
std::vector<torrent_handle>::iterator torrentIT;
for(torrentIT = torrents.begin(); torrentIT != torrents.end(); torrentIT++) {
QTorrentHandle h = QTorrentHandle(*torrentIT);
if(h.is_valid())
h.resolve_countries(resolve_countries);
}
}
#endif
// * UPnP
if(Preferences::isUPnPEnabled()) {
enableUPnP(true);
addConsoleMessage(tr("UPnP support [ON]"), QString::fromUtf8("blue"));
} else {
enableUPnP(false);
addConsoleMessage(tr("UPnP support [OFF]"), QString::fromUtf8("blue"));
}
// * NAT-PMP
if(Preferences::isNATPMPEnabled()) {
enableNATPMP(true);
addConsoleMessage(tr("NAT-PMP support [ON]"), QString::fromUtf8("blue"));
} else {
enableNATPMP(false);
addConsoleMessage(tr("NAT-PMP support [OFF]"), QString::fromUtf8("blue"));
}
// * Session settings
session_settings sessionSettings;
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
#if LIBTORRENT_VERSION_MINOR > 14
sessionSettings.announce_to_all_trackers = true;
sessionSettings.announce_to_all_tiers = true; //uTorrent behavior
sessionSettings.auto_scrape_min_interval = 900; // 15 minutes
#endif
// To keep same behavior as in qBittorrent v1.2.0
sessionSettings.rate_limit_ip_overhead = false;
sessionSettings.cache_size = Preferences::diskCacheSize()*64;
addConsoleMessage(tr("Using a disk cache size of %1 MiB").arg(Preferences::diskCacheSize()));
// Queueing System
if(Preferences::isQueueingSystemEnabled()) {
sessionSettings.active_downloads = Preferences::getMaxActiveDownloads();
sessionSettings.active_seeds = Preferences::getMaxActiveUploads();
sessionSettings.active_limit = Preferences::getMaxActiveTorrents();
sessionSettings.dont_count_slow_torrents = false;
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(Preferences::outgoingPortsMin(), Preferences::outgoingPortsMax());
setSessionSettings(sessionSettings);
// Ignore limits on LAN
sessionSettings.ignore_limits_on_local_network = Preferences::ignoreLimitsOnLAN();
// Include overhead in transfer limits
sessionSettings.rate_limit_ip_overhead = Preferences::includeOverheadInLimits();
// Bittorrent
// * Max Half-open connections
s->set_max_half_open_connections(Preferences::getMaxHalfOpenConnections());
// * Max connections limit
setMaxConnections(Preferences::getMaxConnecs());
// * Max connections per torrent limit
setMaxConnectionsPerTorrent(Preferences::getMaxConnecsPerTorrent());
// * Max uploads per torrent limit
setMaxUploadsPerTorrent(Preferences::getMaxUploadsPerTorrent());
// * DHT
if(Preferences::isDHTEnabled()) {
// Set DHT Port
if(enableDHT(true)) {
int dht_port;
if(Preferences::isDHTPortSameAsBT())
dht_port = 0;
else
dht_port = Preferences::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 != Preferences::isPeXEnabled()) {
addConsoleMessage(tr("Restart is required to toggle PeX support"), QString::fromUtf8("red"));
}
// * LSD
if(Preferences::isLSDEnabled()) {
enableLSD(true);
addConsoleMessage(tr("Local Peer Discovery [ON]"), QString::fromUtf8("blue"));
} else {
enableLSD(false);
addConsoleMessage(tr("Local Peer Discovery support [OFF]"), QString::fromUtf8("blue"));
}
// * Encryption
const int encryptionState = Preferences::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 = Preferences::getMaxRatioAction();
setMaxRatio(Preferences::getMaxRatio());
// Ip Filter
FilterParserThread::processFilterList(s, Preferences::bannedIPs());
if(Preferences::isFilteringEnabled()) {
enableIPFilter(Preferences::getFilter());
}else{
disableIPFilter();
}
// Update Web UI
if (Preferences::isWebUiEnabled()) {
const quint16 port = Preferences::getWebUiPort();
const QString username = Preferences::getWebUiUsername();
const QString password = Preferences::getWebUiPassword();
initWebUi(username, password, port);
} else if(httpServer) {
delete httpServer;
}
// * Proxy settings
proxy_settings proxySettings;
if(Preferences::isPeerProxyEnabled()) {
qDebug("Enabling P2P proxy");
proxySettings.hostname = Preferences::getPeerProxyIp().toStdString();
qDebug("hostname is %s", proxySettings.hostname.c_str());
proxySettings.port = Preferences::getPeerProxyPort();
qDebug("port is %d", proxySettings.port);
if(Preferences::isPeerProxyAuthEnabled()) {
proxySettings.username = Preferences::getPeerProxyUsername().toStdString();
proxySettings.password = Preferences::getPeerProxyPassword().toStdString();
qDebug("username is %s", proxySettings.username.c_str());
qDebug("password is %s", proxySettings.password.c_str());
}
}
switch(Preferences::getPeerProxyType()) {
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;
}
setPeerProxySettings(proxySettings);
// HTTP Proxy
proxy_settings http_proxySettings;
qDebug("HTTP Communications proxy type: %d", Preferences::getHTTPProxyType());
switch(Preferences::getHTTPProxyType()) {
case Proxy::HTTP_PW:
http_proxySettings.type = proxy_settings::http_pw;
http_proxySettings.username = Preferences::getHTTPProxyUsername().toStdString();
http_proxySettings.password = Preferences::getHTTPProxyPassword().toStdString();
http_proxySettings.hostname = Preferences::getHTTPProxyIp().toStdString();
http_proxySettings.port = Preferences::getHTTPProxyPort();
break;
case Proxy::HTTP:
http_proxySettings.type = proxy_settings::http;
http_proxySettings.hostname = Preferences::getHTTPProxyIp().toStdString();
http_proxySettings.port = Preferences::getHTTPProxyPort();
break;
case Proxy::SOCKS5:
http_proxySettings.type = proxy_settings::socks5;
http_proxySettings.hostname = Preferences::getHTTPProxyIp().toStdString();
http_proxySettings.port = Preferences::getHTTPProxyPort();
break;
case Proxy::SOCKS5_PW:
http_proxySettings.type = proxy_settings::socks5_pw;
http_proxySettings.username = Preferences::getHTTPProxyUsername().toStdString();
http_proxySettings.password = Preferences::getHTTPProxyPassword().toStdString();
http_proxySettings.hostname = Preferences::getHTTPProxyIp().toStdString();
http_proxySettings.port = Preferences::getHTTPProxyPort();
break;
default:
http_proxySettings.type = proxy_settings::none;
}
setHTTPProxySettings(http_proxySettings);
// Tracker
if(Preferences::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;
}
qDebug("Session configured");
}
bool QBtSession::initWebUi(QString username, QString password, int port) {
if(httpServer) {
if(httpServer->serverPort() != port) {
httpServer->close();
}
} else {
httpServer = new HttpServer(3000, this);
}
httpServer->setAuthorization(username, password);
bool success = true;
if(!httpServer->isListening()) {
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");
}
return success;
}
void QBtSession::useAlternativeSpeedsLimit(bool alternative) {
// Save new state to remember it on startup
Preferences::setAltBandwidthEnabled(alternative);
// Apply settings to the bittorrent session
if(alternative) {
s->set_download_rate_limit(Preferences::getAltGlobalDownloadLimit()*1024);
s->set_upload_rate_limit(Preferences::getAltGlobalUploadLimit()*1024);
} else {
int down_limit = Preferences::getGlobalDownloadLimit();
if(down_limit <= 0) {
down_limit = -1;
} else {
down_limit *= 1024;
}
s->set_download_rate_limit(down_limit);
int up_limit = Preferences::getGlobalUploadLimit();
if(up_limit <= 0) {
up_limit = -1;
} else {
up_limit *= 1024;
}
s->set_upload_rate_limit(up_limit);
}
emit alternativeSpeedsModeChanged(alternative);
}
void QBtSession::takeETASamples() {
bool change = false;;
foreach(const QString &hash, ETA_samples.keys()) {
const QTorrentHandle h = getTorrentHandle(hash);
if(h.is_valid() && !h.is_paused() && !h.is_seed()) {
QList<int> samples = ETA_samples.value(h.hash(), QList<int>());
if(samples.size() >= MAX_SAMPLES)
samples.removeFirst();
samples.append(h.download_payload_rate());
ETA_samples[h.hash()] = samples;
change = true;
} else {
ETA_samples.remove(hash);
}
}
if(!change && timerETA) {
delete timerETA;
}
}
// This algorithm was inspired from KTorrent - http://www.ktorrent.org
// Calculate the ETA using a combination of several algorithms:
// GASA: Global Average Speed Algorithm
// CSA: Current Speed Algorithm
// WINX: Window of X Algorithm
qlonglong QBtSession::getETA(QString hash) {
const QTorrentHandle h = getTorrentHandle(hash);
if(!h.is_valid() || h.state() != torrent_status::downloading || !h.active_time())
return -1;
// See if the torrent is going to be completed soon
const qulonglong bytes_left = h.actual_size() - h.total_wanted_done();
if(h.actual_size() > 10485760L) { // Size > 10MiB
if(h.progress() >= (float)0.99 && bytes_left < 10485760L) { // Progress>99% but less than 10MB left.
// Compute by taking samples
if(!ETA_samples.contains(h.hash())) {
ETA_samples[h.hash()] = QList<int>();
}
if(!timerETA) {
timerETA = new QTimer(this);
connect(timerETA, SIGNAL(timeout()), this, SLOT(takeETASamples()));
timerETA->start();
} else {
const QList<int> samples = ETA_samples.value(h.hash(), QList<int>());
const int nb_samples = samples.size();
if(nb_samples > 3) {
long sum_samples = 0;
foreach(const int val, samples) {
sum_samples += val;
}
// Use WINX
return (qlonglong)(((double)bytes_left) / (((double)sum_samples) / ((double)nb_samples)));
}
}
}
}
// Normal case: Use GASA
double avg_speed = (double)h.all_time_download() / h.active_time();
return (qlonglong) floor((double) (bytes_left) / avg_speed);
}
// Return the torrent handle, given its hash
QTorrentHandle QBtSession::getTorrentHandle(QString hash) const{
return QTorrentHandle(s->find_torrent(misc::QStringToSha1(hash)));
}
bool QBtSession::hasActiveTorrents() const {
std::vector<torrent_handle> torrents = s->get_torrents();
std::vector<torrent_handle>::iterator torrentIT;
for(torrentIT = torrents.begin(); torrentIT != torrents.end(); 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;
for(torrentIT = torrents.begin(); torrentIT != torrents.end(); 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(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();
}
s->remove_torrent(h, session::delete_files);
} else {
QStringList uneeded_files;
if(h.has_metadata())
uneeded_files = h.uneeded_files_path();
s->remove_torrent(h);
// Remove unneeded files
foreach(const QString &uneeded_file, uneeded_files) {
qDebug("Removing uneeded file: %s", qPrintable(uneeded_file));
misc::safeRemove(uneeded_file);
}
}
// Remove it from torrent backup directory
QDir torrentBackup(misc::BTBackupLocation());
QStringList filters;
filters << hash+".*";
const QStringList files = torrentBackup.entryList(filters, QDir::Files, QDir::Unsorted);
foreach(const QString &file, files) {
misc::safeRemove(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;
for(torrentIT = torrents.begin(); torrentIT != torrents.end(); 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;
for(torrentIT = torrents.begin(); torrentIT != torrents.end(); torrentIT++) {
try {
QTorrentHandle h = QTorrentHandle(*torrentIT);
if(h.is_paused()) {
h.resume();
emit resumedTorrent(h);
}
} catch(invalid_handle&) {}
}
}
void QBtSession::pauseTorrent(QString hash) {
QTorrentHandle h = getTorrentHandle(hash);
if(!h.is_paused()) {
h.pause();
emit pausedTorrent(h);
}
}
void QBtSession::resumeTorrent(QString hash) {
QTorrentHandle h = getTorrentHandle(hash);
if(h.is_paused()) {
h.resume();
emit resumedTorrent(h);
}
}
bool QBtSession::loadFastResumeData(QString hash, std::vector<char> &buf) {
const QString fastresume_path = QDir(misc::BTBackupLocation()).absoluteFilePath(hash+QString(".fastresume"));
qDebug("Trying to load fastresume data: %s", qPrintable(fastresume_path));
return (load_file(qPrintable(fastresume_path), buf) == 0);
}
void QBtSession::loadTorrentSettings(QTorrentHandle h) {
// Connections limit per torrent
h.set_max_connections(Preferences::getMaxConnecsPerTorrent());
// Uploads limit per torrent
h.set_max_uploads(Preferences::getMaxUploadsPerTorrent());
#ifndef DISABLE_GUI
// Resolve countries
h.resolve_countries(resolve_countries);
#endif
}
QTorrentHandle QBtSession::addMagnetUri(QString magnet_uri, bool resumed) {
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(misc::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(misc::toSha1Hash(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));
return h;
}
add_torrent_params p = initializeAddTorrentParams(hash);
//Getting 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");
}
}
// Get save path
QString torrent_name = misc::magnetUriToName(magnet_uri);
const QString savePath(getSavePath(hash, false, QString::null, torrent_name));
if(!defaultTempPath.isEmpty() && !TorrentPersistentData::isSeed(hash) && resumed) {
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));
}
// 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);
// If temp path is enabled, move torrent
if(!defaultTempPath.isEmpty() && !resumed) {
qDebug("Temp folder is enabled, moving new torrent to temp folder");
h.move_storage(defaultTempPath);
}
loadTorrentSettings(h);
// Load filtered files
if(!resumed) {
loadTorrentTempData(h, savePath, true);
}
if(!fastResume && (!addInPause || (Preferences::useAdditionDialog()))) {
// Start torrent because it was added in paused state
h.resume();
}
// Send torrent addition signal
if(fastResume)
addConsoleMessage(tr("'%1' resumed. (fast resume)", "'/home/y/xxx.torrent' was resumed. (fast resume)").arg(magnet_uri));
else
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;
// Check if BT_backup directory exists
const QDir torrentBackup(misc::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
#ifdef Q_WS_WIN
const QString file = path.trimmed().replace("file:///", "", Qt::CaseInsensitive);
#else
const QString file = path.trimmed().replace("file://", "", Qt::CaseInsensitive);
#endif
if(file.isEmpty()) return h;
Q_ASSERT(!file.startsWith("http://", Qt::CaseInsensitive) && !file.startsWith("https://", Qt::CaseInsensitive)
&& !file.startsWith("ftp://", Qt::CaseInsensitive));
qDebug("Adding %s to download list", qPrintable(file));
boost::intrusive_ptr<torrent_info> t;
try {
// Getting torrent file informations
t = new torrent_info(file.toUtf8().constData());
if(!t->is_valid())
throw std::exception();
} catch(std::exception&) {
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"));
//emit invalidTorrent(from_url);
misc::safeRemove(file);
}else{
addConsoleMessage(tr("Unable to decode torrent file: '%1'", "e.g: Unable to decode torrent file: '/home/y/xxx.torrent'").arg(file), QString::fromUtf8("red"));
//emit invalidTorrent(file);
}
addConsoleMessage(tr("This file is either corrupted or this isn't a torrent."),QString::fromUtf8("red"));
if(fromScanDir) {
// Remove file
misc::safeRemove(file);
}
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{
addConsoleMessage(tr("'%1' is already in download list.", "e.g: 'xxx.avi' is already in download list.").arg(file));
}
// Check if the torrent contains trackers or url seeds we don't know about
// and add them
mergeTorrents(getTorrentHandle(hash), t);
// Delete file if temporary
if(!from_url.isNull() || fromScanDir) misc::safeRemove(file);
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) misc::safeRemove(file);
return h;
}
// Actually add the torrent
QString root_folder = misc::truncateRootFolder(t);
qDebug("Truncated root folder: %s", qPrintable(root_folder));
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");
}
}
QString savePath;
if(!from_url.isEmpty() && savepathLabel_fromurl.contains(QUrl::fromEncoded(from_url.toLocal8Bit()))) {
// Enforcing the save path defined before URL download (from RSS for example)
QPair<QString, QString> savePath_label = savepathLabel_fromurl.take(QUrl::fromEncoded(from_url.toLocal8Bit()));
if(savePath_label.first.isEmpty())
savePath = getSavePath(hash, fromScanDir, path, root_folder);
else
savePath = savePath_label.first;
// Remember label
TorrentTempData::setLabel(hash, savePath_label.second);
} else {
savePath = getSavePath(hash, fromScanDir, path, root_folder);
}
if(!defaultTempPath.isEmpty() && !TorrentPersistentData::isSeed(hash) && resumed) {
qDebug("addTorrent::Temp folder is enabled.");
QString torrent_tmp_path = defaultTempPath.replace("\\", "/");
if(!root_folder.isEmpty()) {
if(!torrent_tmp_path.endsWith("/")) torrent_tmp_path += "/";
torrent_tmp_path += root_folder;
}
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()) misc::safeRemove(file);
return h;
}
// Remember root folder
TorrentPersistentData::setRootFolder(hash, root_folder);
// If temp path is enabled, move torrent
if(!defaultTempPath.isEmpty() && !resumed) {
qDebug("Temp folder is enabled, moving new torrent to temp folder");
QString torrent_tmp_path = defaultTempPath.replace("\\", "/");
if(!root_folder.isEmpty()) {
if(!torrent_tmp_path.endsWith("/")) torrent_tmp_path += "/";
torrent_tmp_path += root_folder;
}
h.move_storage(torrent_tmp_path);
}
loadTorrentSettings(h);
if(!resumed) {
qDebug("This is a NEW torrent (first time)...");
loadTorrentTempData(h, savePath, false);
#if LIBTORRENT_VERSION_MINOR > 14
// Append .!qB to incomplete files
if(appendqBExtension)
appendqBextensionToTorrent(h, true);
#endif
// Backup torrent file
const QString newFile = torrentBackup.absoluteFilePath(hash + ".torrent");
if(file != newFile)
QFile::copy(file, newFile);
// Copy the torrent file to the export folder
if(torrentExport)
exportTorrentFile(h);
}
if(!fastResume && (!addInPause || (Preferences::useAdditionDialog() && !fromScanDir))) {
// Start torrent because it was added in paused state
h.resume();
}
// If temporary file, remove it
if(!from_url.isNull() || fromScanDir) misc::safeRemove(file);
// 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(file));
else
addConsoleMessage(tr("'%1' added to download list.", "'/home/y/xxx.torrent' was added to download list.").arg(file));
}
// Send torrent addition signal
emit addedTorrent(h);
return h;
}
void QBtSession::exportTorrentFile(QTorrentHandle h) {
Q_ASSERT(torrentExport);
QString torrent_path = QDir(misc::BTBackupLocation()).absoluteFilePath(h.hash()+".torrent");
QDir exportPath(Preferences::getExportDir());
if(exportPath.exists() || exportPath.mkpath(exportPath.absolutePath())) {
QString new_torrent_path = exportPath.absoluteFilePath(h.name()+".torrent");
if(QFile::exists(new_torrent_path) && misc::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);
//h.save_torrent_file(torrent_path);
}
}
add_torrent_params QBtSession::initializeAddTorrentParams(QString hash) {
add_torrent_params p;
// Seeding mode
#if LIBTORRENT_VERSION_MINOR > 14
// Skip checking and directly start seeding (new in libtorrent v0.15)
if(TorrentTempData::isSeedingMode(hash))
p.seed_mode=true;
else
p.seed_mode=false;
#endif
// Preallocation mode
if(preAllocateAll)
p.storage_mode = storage_mode_allocate;
else
p.storage_mode = storage_mode_sparse;
// 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);
// 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.files_path().at(i);
old_path = 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, 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> old_trackers = h_ex.trackers();
std::vector<announce_entry> new_trackers = t->trackers();
bool trackers_added = false;
for(std::vector<announce_entry>::iterator it=new_trackers.begin();it!=new_trackers.end();it++) {
std::string tracker_url = it->url;
bool found = false;
for(std::vector<announce_entry>::iterator itold=old_trackers.begin();itold!=old_trackers.end();itold++) {
if(tracker_url == itold->url) {
found = true;
break;
}
}
if(found) {
trackers_added = true;
announce_entry entry(tracker_url);
h_ex.add_tracker(entry);
}
}
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();
std::vector<std::string> new_urlseeds = t->url_seeds();
for(std::vector<std::string>::iterator it = new_urlseeds.begin(); it != new_urlseeds.end(); 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);
}
}
if(urlseeds_added) {
addConsoleMessage(tr("Note: new URL seeds were added to the existing torrent."));
}
}
void QBtSession::exportTorrentFiles(QString path) {
Q_ASSERT(torrentExport);
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(misc::BTBackupLocation());
std::vector<torrent_handle> handles = s->get_torrents();
std::vector<torrent_handle>::iterator itr;
for(itr=handles.begin(); itr != handles.end(); 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(!misc::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) {
s->set_max_connections(maxConnec);
}
void QBtSession::setMaxConnectionsPerTorrent(int max) {
// Apply this to all session torrents
std::vector<torrent_handle> handles = s->get_torrents();
std::vector<torrent_handle>::const_iterator it;
for(it = handles.begin(); it != handles.end(); it++) {
if(!it->is_valid())
continue;
try {
it->set_max_connections(max);
} catch(std::exception) {}
}
}
void QBtSession::setMaxUploadsPerTorrent(int max) {
// Apply this to all session torrents
std::vector<torrent_handle> handles = s->get_torrents();
std::vector<torrent_handle>::const_iterator it;
for(it = handles.begin(); it != handles.end(); it++) {
if(!it->is_valid())
continue;
try {
it->set_max_uploads(max);
} catch(std::exception) {}
}
}
void QBtSession::enableUPnP(bool b) {
if(b) {
if(!UPnPEnabled) {
qDebug("Enabling UPnP");
s->start_upnp();
UPnPEnabled = true;
}
} else {
if(UPnPEnabled) {
qDebug("Disabling UPnP");
s->stop_upnp();
UPnPEnabled = false;
}
}
}
void QBtSession::enableNATPMP(bool b) {
if(b) {
if(!NATPMPEnabled) {
qDebug("Enabling NAT-PMP");
s->start_natpmp();
NATPMPEnabled = true;
}
} else {
if(NATPMPEnabled) {
qDebug("Disabling NAT-PMP");
s->stop_natpmp();
NATPMPEnabled = false;
}
}
}
void QBtSession::enableLSD(bool b) {
if(b) {
if(!LSDEnabled) {
qDebug("Enabling LSD");
s->start_lsd();
LSDEnabled = true;
}
} else {
if(LSDEnabled) {
qDebug("Disabling LSD");
s->stop_lsd();
LSDEnabled = false;
}
}
}
void QBtSession::loadSessionState() {
const QString state_path = misc::cacheLocation()+QDir::separator()+QString::fromUtf8("ses_state");
if(!QFile::exists(state_path)) return;
if(QFile(state_path).size() == 0) {
// Remove empty invalid state file
misc::safeRemove(state_path);
return;
}
#if LIBTORRENT_VERSION_MINOR > 14
std::vector<char> in;
if (load_file(state_path.toLocal8Bit().constData(), in) == 0)
{
lazy_entry e;
if (lazy_bdecode(&in[0], &in[0] + in.size(), e) == 0)
s->load_state(e);
}
#else
boost::filesystem::ifstream ses_state_file(state_path.toLocal8Bit().constData()
, std::ios_base::binary);
ses_state_file.unsetf(std::ios_base::skipws);
s->load_state(bdecode(
std::istream_iterator<char>(ses_state_file)
, std::istream_iterator<char>()));
#endif
}
void QBtSession::saveSessionState() {
qDebug("Saving session state to disk...");
const QString state_path = misc::cacheLocation()+QDir::separator()+QString::fromUtf8("ses_state");
#if LIBTORRENT_VERSION_MINOR > 14
entry session_state;
s->save_state(session_state);
std::vector<char> out;
bencode(std::back_inserter(out), session_state);
file f;
error_code ec;
if (!f.open(state_path.toLocal8Bit().constData(), file::write_only, ec)) return;
if (ec) return;
file::iovec_t b = {&out[0], out.size()};
f.writev(0, &b, 1, ec);
#else
entry session_state = s->state();
boost::filesystem::ofstream out(state_path.toLocal8Bit().constData()
, std::ios_base::binary);
out.unsetf(std::ios_base::skipws);
bencode(std::ostream_iterator<char>(out), session_state);
#endif
}
// Enable DHT
bool QBtSession::enableDHT(bool b) {
if(b) {
if(!DHTEnabled) {
#if LIBTORRENT_VERSION_MINOR < 15
entry dht_state;
const QString dht_state_path = misc::cacheLocation()+QDir::separator()+QString::fromUtf8("dht_state");
if(QFile::exists(dht_state_path)) {
boost::filesystem::ifstream dht_state_file(dht_state_path.toLocal8Bit().constData(), std::ios_base::binary);
dht_state_file.unsetf(std::ios_base::skipws);
try{
dht_state = bdecode(std::istream_iterator<char>(dht_state_file), std::istream_iterator<char>());
}catch (std::exception&) {}
}
#endif
try {
#if LIBTORRENT_VERSION_MINOR > 14
s->start_dht();
#else
s->start_dht(dht_state);
#endif
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("router.bitcomet.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;
}
float QBtSession::getRealRatio(QString hash) const{
QTorrentHandle h = getTorrentHandle(hash);
if(!h.is_valid()) {
return 0.;
}
Q_ASSERT(h.total_done() >= 0);
Q_ASSERT(h.all_time_upload() >= 0);
if(h.total_done() == 0) {
if(h.all_time_upload() == 0)
return 0;
return 101;
}
float ratio = (float)h.all_time_upload()/(float)h.total_done();
Q_ASSERT(ratio >= 0.);
if(ratio > 100.)
ratio = 100.;
return ratio;
}
void QBtSession::saveTempFastResumeData() {
std::vector<torrent_handle> torrents = s->get_torrents();
std::vector<torrent_handle>::iterator torrentIT;
for(torrentIT = torrents.begin(); torrentIT != torrents.end(); torrentIT++) {
QTorrentHandle h = QTorrentHandle(*torrentIT);
try {
if(!h.is_valid() || !h.has_metadata() /*|| h.is_seed() || h.is_paused()*/) continue;
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 periodically and 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;
for(torrentIT = torrents.begin(); torrentIT != torrents.end(); torrentIT++) {
QTorrentHandle h = QTorrentHandle(*torrentIT);
if(!h.is_valid() || !h.has_metadata()) continue;
try {
if(isQueueingEnabled())
TorrentPersistentData::savePriority(h);
// 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(misc::BTBackupLocation());
const QTorrentHandle h(rd->handle);
if(!h.is_valid()) continue;
try {
// Remove old fastresume file if it exists
const QString file = torrentBackup.absoluteFilePath(h.hash()+".fastresume");
if(QFile::exists(file))
misc::safeRemove(file);
boost::filesystem::ofstream out(boost::filesystem::path(file.toLocal8Bit().constData()), std::ios_base::binary);
out.unsetf(std::ios_base::skipws);
bencode(std::ostream_iterator<char>(out), *rd->resume_data);
// 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) {
#else
void QBtSession::addConsoleMessage(QString msg, QColor color) {
if(consoleMessages.size() > 100) {
consoleMessages.removeFirst();
}
#if defined(Q_WS_WIN) || defined(Q_OS_OS2)
msg = msg.replace("/", "\\");
#endif
consoleMessages.append(QString::fromUtf8("<font color='grey'>")+ QDateTime::currentDateTime().toString(QString::fromUtf8("dd/MM/yyyy hh:mm:ss")) + QString::fromUtf8("</font> - <font color='") + color.name() +QString::fromUtf8("'><i>") + msg + QString::fromUtf8("</i></font>"));
#endif
emit newConsoleMessage(QDateTime::currentDateTime().toString("dd/MM/yyyy hh:mm:ss") + " - " + msg);
}
void QBtSession::addPeerBanMessage(QString ip, bool from_ipfilter) {
if(peerBanMessages.size() > 100) {
peerBanMessages.removeFirst();
}
if(from_ipfilter)
peerBanMessages.append(QString::fromUtf8("<font color='grey'>")+ QDateTime::currentDateTime().toString(QString::fromUtf8("dd/MM/yyyy hh:mm:ss")) + QString::fromUtf8("</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
peerBanMessages.append(QString::fromUtf8("<font color='grey'>")+ QDateTime::currentDateTime().toString(QString::fromUtf8("dd/MM/yyyy hh:mm:ss")) + QString::fromUtf8("</font> - ")+tr("<font color='red'>%1</font> <i>was banned due to corrupt pieces</i>", "x.y.z.w was banned").arg(ip));
}
bool QBtSession::isFilePreviewPossible(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 = misc::file_extension(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));
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;
for(torrentIT = torrents.begin(); torrentIT != torrents.end(); 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;
for(torrentIT = torrents.begin(); torrentIT != torrents.end(); torrentIT++) {
QTorrentHandle h = QTorrentHandle(*torrentIT);
if(!h.is_valid()) continue;
if(!h.is_seed()) {
QString root_folder = TorrentPersistentData::getRootFolder(h.hash());
QString torrent_tmp_path = temppath.replace("\\", "/");
if(!root_folder.isEmpty()) {
if(!torrent_tmp_path.endsWith("/")) torrent_tmp_path += "/";
torrent_tmp_path += root_folder;
}
qDebug("Moving torrent to its temp save path: %s", qPrintable(torrent_tmp_path));
h.move_storage(torrent_tmp_path);
}
}
}
defaultTempPath = temppath;
}
#if LIBTORRENT_VERSION_MINOR > 14
void QBtSession::appendqBextensionToTorrent(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 = misc::toQStringU(h.get_torrent_info().file_at(i).path.string());
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 = misc::toQStringU(h.get_torrent_info().file_at(i).path.string());
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);
}
}
}
}
#endif
void QBtSession::changeLabelInTorrentSavePath(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 = misc::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(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 = misc::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;
for(torrentIT = torrents.begin(); torrentIT != torrents.end(); torrentIT++) {
QTorrentHandle h = QTorrentHandle(*torrentIT);
appendLabelToTorrentSavePath(h);
}
}
}
}
#if LIBTORRENT_VERSION_MINOR > 14
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;
for(torrentIT = torrents.begin(); torrentIT != torrents.end(); torrentIT++) {
QTorrentHandle h = QTorrentHandle(*torrentIT);
appendqBextensionToTorrent(h, appendqBExtension);
}
}
}
#endif
// Set the ports range in which is chosen the port the Bittorrent
// session will listen to
void QBtSession::setListeningPort(int port) {
std::pair<int,int> ports(port, port);
const QString& iface_name = Preferences::getNetworkInterface();
if(iface_name.isEmpty()) {
s->listen_on(ports);
return;
}
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");
addConsoleMessage(tr("Trying any other network interface available instead."));
s->listen_on(ports);
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(s->listen_on(ports, qPrintable(entry.ip().toString()))) {
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) {
Q_ASSERT(rate == -1 || rate >= 0);
qDebug("Setting a global download rate limit at %ld", rate);
s->set_download_rate_limit(rate);
}
// Set upload rate limit
// -1 to disable
void QBtSession::setUploadRateLimit(long rate) {
Q_ASSERT(rate == -1 || rate >= 0);
s->set_upload_rate_limit(rate);
}
// Torrents will a ratio superior to the given value will
// be automatically deleted
void QBtSession::setMaxRatio(float ratio) {
if(ratio < 0) ratio = -1.;
if(ratio_limit == -1 && ratio != -1) {
Q_ASSERT(!BigRatioTimer);
BigRatioTimer = new QTimer(this);
connect(BigRatioTimer, SIGNAL(timeout()), this, SLOT(processBigRatios()));
BigRatioTimer->start(5000);
} else {
if(ratio_limit != -1 && ratio == -1) {
delete BigRatioTimer;
}
}
if(ratio_limit != ratio) {
ratio_limit = ratio;
qDebug("* Set deleteRatio to %.1f", ratio_limit);
processBigRatios();
}
}
// 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(QString filter) {
qDebug("Enabling IPFiler");
if(!filterParser) {
filterParser = new FilterParserThread(this, s);
}
if(filterPath.isEmpty() || filterPath != filter) {
filterPath = filter;
filterParser->processFilterFile(filter);
}
}
// Disable IP Filtering
void QBtSession::disableIPFilter() {
qDebug("Disabling IPFilter");
s->set_ip_filter(ip_filter());
if(filterParser) {
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::setPeerProxySettings(const proxy_settings &proxySettings) {
qDebug("Set Peer Proxy settings");
s->set_peer_proxy(proxySettings);
s->set_dht_proxy(proxySettings);
}
void QBtSession::setHTTPProxySettings(const proxy_settings &proxySettings) {
s->set_tracker_proxy(proxySettings);
s->set_web_seed_proxy(proxySettings);
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");
#ifdef Q_WS_WIN
putenv("http_proxy=");
putenv("sock_proxy=");
#else
unsetenv("http_proxy");
unsetenv("sock_proxy");
#endif
return;
}
// We need this for urllib in search engine plugins
#ifdef Q_WS_WIN
QString type_str;
if(proxySettings.type == proxy_settings::socks5 || proxySettings.type == proxy_settings::socks5_pw)
type_str = "sock_proxy";
else
type_str = "http_proxy";
QString tmp = type_str+"="+proxy_str;
putenv(tmp.toLocal8Bit().constData());
#else
qDebug("HTTP communications proxy string: %s", qPrintable(proxy_str));
if(proxySettings.type == proxy_settings::socks5 || proxySettings.type == proxy_settings::socks5_pw)
setenv("sock_proxy", proxy_str.toLocal8Bit().constData(), 1);
else
setenv("http_proxy", proxy_str.toLocal8Bit().constData(), 1);
#endif
}
void QBtSession::recursiveTorrentDownload(const QTorrentHandle &h) {
torrent_info::file_iterator it;
for(it = h.get_torrent_info().begin_files(); it != h.get_torrent_info().end_files(); it++) {
const QString torrent_relpath = misc::toQStringU(it->path.string());
if(torrent_relpath.endsWith(".torrent")) {
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()));
const QString torrent_fullpath = h.save_path()+QDir::separator()+torrent_relpath;
try {
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");
addConsoleMessage(tr("Unable to decode %1 torrent file.").arg(torrent_fullpath), QString::fromUtf8("red"));
}
}
}
}
void QBtSession::cleanUpAutoRunProcess(int) {
sender()->deleteLater();
}
void QBtSession::autoRunExternalProgram(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);
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(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
new Smtp("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()) {
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()));
#if LIBTORRENT_VERSION_MINOR > 14
// Remove .!qB extension if necessary
if(appendqBExtension)
appendqBextensionToTorrent(h, false);
#endif
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(torrent_info::file_iterator it = h.get_torrent_info().begin_files(); it != h.get_torrent_info().end_files(); it++) {
qDebug("File path: %s", it->path.string().c_str());
const QString torrent_relpath = misc::toQStringU(it->path.string()).replace("\\", "/");
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");
addConsoleMessage(tr("Unable to decode %1 torrent file.").arg(torrent_fullpath), QString::fromUtf8("red"));
}
}
}
// 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
if(Preferences::recheckTorrentsOnCompletion()) {
h.force_recheck();
}
qDebug("Emitting finishedTorrent() signal");
emit finishedTorrent(h);
qDebug("Received finished alert for %s", qPrintable(h.name()));
bool will_shutdown = (Preferences::shutdownWhenDownloadsComplete() || Preferences::shutdownqBTWhenDownloadsComplete())
&& !hasDownloadingTorrents();
// AutoRun program
if(Preferences::isAutoRunEnabled())
autoRunExternalProgram(h, will_shutdown);
// Mail notification
if(Preferences::isMailNotificationEnabled())
sendNotificationEmail(h);
// Auto-Shutdown
if(will_shutdown) {
if(Preferences::shutdownWhenDownloadsComplete()) {
qDebug("Preparing for auto-shutdown because all downloads are complete!");
// Disabling it for next time
Preferences::setShutdownWhenDownloadsComplete(false);
#if LIBTORRENT_VERSION_MINOR < 15
saveDHTEntry();
#endif
qDebug("Saving session state");
saveSessionState();
qDebug("Saving fast resume data");
saveFastResumeData();
qDebug("Sending computer shutdown signal");
misc::shutdownComputer();
}
qDebug("Exiting the application");
qApp->exit();
return;
}
}
}
}
else if (save_resume_data_alert* p = dynamic_cast<save_resume_data_alert*>(a.get())) {
const QDir torrentBackup(misc::BTBackupLocation());
const QTorrentHandle h(p->handle);
if(h.is_valid()) {
const QString file = torrentBackup.absoluteFilePath(h.hash()+".fastresume");
// Delete old fastresume file if necessary
if(QFile::exists(file))
misc::safeRemove(file);
qDebug("Saving fastresume data in %s", qPrintable(file));
if (p->resume_data) {
boost::filesystem::ofstream out(boost::filesystem::path(file.toLocal8Bit().constData()), std::ios_base::binary);
out.unsetf(std::ios_base::skipws);
bencode(std::ostream_iterator<char>(out), *p->resume_data);
}
}
}
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 = misc::toQStringU(h.get_torrent_info().orig_files().at(p->index).path.string()).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;
#if LIBTORRENT_VERSION_MINOR > 14
hash = misc::toQString(p->info_hash);
#else
// Unfortunately libtorrent v0.14 does not provide the hash,
// only the torrent handle that is often invalid when it arrives
try {
if(p->handle.is_valid()) {
hash = misc::toQString(p->handle.info_hash());
}
}catch(std::exception){}
#endif
if(!hash.isEmpty()) {
if(savePathsToRemove.contains(hash)) {
misc::removeEmptyTree(savePathsToRemove.take(hash));
}
} else {
// XXX: Fallback
QStringList hashes_deleted;
foreach(const QString& key, savePathsToRemove.keys()) {
// Attempt to delete
misc::removeEmptyTree(savePathsToRemove[key]);
if(!QDir(savePathsToRemove[key]).exists()) {
hashes_deleted << key;
}
}
// Clean up
foreach(const QString& key, hashes_deleted) {
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));
misc::removeEmptyTree(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(misc::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(torrentExport)
exportTorrentFile(h);
#if LIBTORRENT_VERSION_MINOR > 14
// Append .!qB to incomplete files
if(appendqBExtension)
appendqBextensionToTorrent(h, true);
#endif
// Truncate root folder
const QString root_folder = misc::truncateRootFolder(p->handle);
TorrentPersistentData::setRootFolder(h.hash(), root_folder);
// Move to a subfolder corresponding to the torrent root folder if necessary
if(!root_folder.isEmpty()) {
if(!h.is_seed() && !defaultTempPath.isEmpty()) {
QString torrent_tmp_path = defaultTempPath.replace("\\", "/");
if(!torrent_tmp_path.endsWith("/")) torrent_tmp_path += "/";
torrent_tmp_path += root_folder;
h.move_storage(torrent_tmp_path);
} else {
QString save_path = h.save_path().replace("\\", "/");
if(!save_path.endsWith("/")) save_path += "/";
save_path += root_folder;
h.move_storage(save_path);
}
}
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.auto_managed(false);
std::cerr << "File Error: " << p->message().c_str() << std::endl;
addConsoleMessage(tr("An I/O error occured, '%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);
}
}
}
#if LIBTORRENT_VERSION_MINOR > 14
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 = misc::toQStringU(h.get_torrent_info().file_at(p->index).path.string());
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);
}
}
}
#endif
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);
#if LIBTORRENT_VERSION_MINOR < 15
data.verified = false;
++data.fail_count;
#endif
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;
#if LIBTORRENT_VERSION_MINOR < 15
data.fail_count = 0;
data.verified = true;
#endif
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
#if LIBTORRENT_VERSION_MINOR < 15
data.verified = true;
data.fail_count = 0;
#endif
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())) {
addPeerBanMessage(QString(p->ip.to_string().c_str()), true);
//emit peerBlocked(QString::fromUtf8(p->ip.to_string().c_str()));
}
else if (peer_ban_alert* p = dynamic_cast<peer_ban_alert*>(a.get())) {
addPeerBanMessage(QString(p->ip.address().to_string().c_str()), false);
//emit peerBlocked(QString::fromUtf8(p->ip.to_string().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 LIBTORRENT_VERSION_MINOR < 15
QString msg = QString::fromLocal8Bit(p->message().c_str());
if(msg.contains("filesize", Qt::CaseInsensitive) && msg.contains("mismatch", Qt::CaseInsensitive) && TorrentPersistentData::isSeed(h.hash()) && h.has_missing_files()) {
#else
if(p->error.value() == 134 && TorrentPersistentData::isSeed(h.hash()) && h.has_missing_files()) {
#endif
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 (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) {
QString root_folder = TorrentPersistentData::getRootFolder(hash);
QString torrent_tmp_path = defaultTempPath.replace("\\", "/");
if(!root_folder.isEmpty()) {
if(!torrent_tmp_path.endsWith("/")) torrent_tmp_path += "/";
torrent_tmp_path += root_folder;
}
h.move_storage(torrent_tmp_path);
}
}
emit torrentFinishedChecking(h);
if(torrentsToPausedAfterChecking.contains(hash)) {
torrentsToPausedAfterChecking.removeOne(hash);
h.pause();
emit pausedTorrent(h);
}
}
}
a = s->pop_alert();
}
}
void QBtSession::recheckTorrent(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(QString hash) const{
return trackersInfos.value(hash, QHash<QString, TrackerInfos>());
}
int QBtSession::getListenPort() const{
qDebug("LISTEN PORT: %d", s->listen_port());
return s->listen_port();
}
session_status QBtSession::getSessionStatus() const{
return s->status();
}
QString QBtSession::getSavePath(QString hash, bool fromScanDir, QString filePath, QString root_folder) {
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 = misc::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));
bool append_root_folder = false;
if(savePath.isEmpty()) {
if(fromScanDir && m_scanFolders->downloadInTorrentFolder(filePath))
savePath = QFileInfo(filePath).dir().path();
else {
savePath = defaultSavePath;
append_root_folder = true;
}
} else {
QIniSettings settings("qBittorrent", "qBittorrent");
if(!settings.value("ported_to_new_savepath_system", false).toBool()) {
append_root_folder = true;
}
}
if(!fromScanDir && appendLabelToSavePath) {
const QString label = TorrentPersistentData::getLabel(hash);
if(!label.isEmpty()) {
qDebug("Torrent label is %s", qPrintable(label));
savePath = misc::updateLabelInSavePath(defaultSavePath, savePath, "", label);
}
}
if(append_root_folder && !root_folder.isEmpty()) {
// Append torrent root folder to the save path
if(!savePath.endsWith(QDir::separator()))
savePath += QDir::separator();
savePath += root_folder;
qDebug("Torrent root folder is %s", qPrintable(root_folder));
TorrentPersistentData::saveSavePath(hash, savePath);
}
qDebug("getSavePath, got save_path from persistent data: %s", qPrintable(savePath));
}
// Clean path
savePath = savePath.replace("\\", "/");
savePath = misc::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(QString url) {
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);
}
void QBtSession::downloadFromURLList(const QStringList& urls) {
foreach(const QString &url, urls) {
downloadFromUrl(url);
}
}
void QBtSession::addMagnetSkipAddDlg(QString uri) {
addMagnetUri(uri, false);
}
void QBtSession::downloadUrlAndSkipDialog(QString url, QString save_path, QString label) {
//emit aboutToDownloadFromUrl(url);
const QUrl qurl = QUrl::fromEncoded(url.toLocal8Bit());
if(!save_path.isEmpty())
savepathLabel_fromurl[qurl] = qMakePair(save_path, label);
url_skippingDlg << qurl;
// Launch downloader thread
downloader->downloadUrl(url);
}
// Add to Bittorrent session the downloaded torrent file
void QBtSession::processDownloadedFile(QString url, QString file_path) {
const int index = url_skippingDlg.indexOf(QUrl::fromEncoded(url.toLocal8Bit()));
if(index < 0) {
// Add file to torrent download list
#ifdef Q_WS_WIN
// Windows hack
if(!file_path.endsWith(".torrent")) {
Q_ASSERT(QFile::exists(file_path));
qDebug("Torrent name does not end with .torrent, fixing...");
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);
addTorrent(file_path, false, url, false);
}
}
// Return current download rate for the BT
// session. Payload means that it only take into
// account "useful" part of the rate
float 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
float QBtSession::getPayloadUploadRate() const{
return s->status().payload_upload_rate;
}
#if LIBTORRENT_VERSION_MINOR < 15
// Save DHT entry to hard drive
void QBtSession::saveDHTEntry() {
// Save DHT entry
if(DHTEnabled) {
try{
entry dht_state = s->dht_state();
const QString dht_path = misc::cacheLocation()+QDir::separator()+QString::fromUtf8("dht_state");
if(QFile::exists(dht_path))
misc::safeRemove(dht_path);
boost::filesystem::ofstream out(dht_path.toLocal8Bit().constData(), std::ios_base::binary);
out.unsetf(std::ios_base::skipws);
bencode(std::ostream_iterator<char>(out), dht_state);
qDebug("DHT entry saved");
}catch (std::exception& e) {
std::cerr << e.what() << std::endl;
}
}
}
#endif
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(misc::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;
}
}
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