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torrentimpl.cpp
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torrentimpl.cpp
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/*
* Bittorrent Client using Qt and libtorrent.
* Copyright (C) 2015 Vladimir Golovnev <[email protected]>
* Copyright (C) 2006 Christophe Dumez <[email protected]>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* In addition, as a special exception, the copyright holders give permission to
* link this program with the OpenSSL project's "OpenSSL" library (or with
* modified versions of it that use the same license as the "OpenSSL" library),
* and distribute the linked executables. You must obey the GNU General Public
* License in all respects for all of the code used other than "OpenSSL". If you
* modify file(s), you may extend this exception to your version of the file(s),
* but you are not obligated to do so. If you do not wish to do so, delete this
* exception statement from your version.
*/
#include "torrentimpl.h"
#include <algorithm>
#include <memory>
#include <type_traits>
#ifdef Q_OS_WIN
#include <Windows.h>
#endif
#include <libtorrent/address.hpp>
#include <libtorrent/alert_types.hpp>
#include <libtorrent/magnet_uri.hpp>
#include <libtorrent/session.hpp>
#include <libtorrent/storage_defs.hpp>
#include <libtorrent/time.hpp>
#include <libtorrent/version.hpp>
#if (LIBTORRENT_VERSION_NUM >= 20000)
#include <libtorrent/info_hash.hpp>
#endif
#include <QBitArray>
#include <QDebug>
#include <QDir>
#include <QFile>
#include <QStringList>
#include <QUrl>
#include "base/global.h"
#include "base/logger.h"
#include "base/preferences.h"
#include "base/utils/fs.h"
#include "base/utils/string.h"
#include "common.h"
#include "downloadpriority.h"
#include "ltqhash.h"
#include "ltunderlyingtype.h"
#include "peeraddress.h"
#include "peerinfo.h"
#include "session.h"
#include "trackerentry.h"
using namespace BitTorrent;
namespace
{
std::vector<lt::download_priority_t> toLTDownloadPriorities(const QVector<DownloadPriority> &priorities)
{
std::vector<lt::download_priority_t> out;
out.reserve(priorities.size());
std::transform(priorities.cbegin(), priorities.cend()
, std::back_inserter(out), [](const DownloadPriority priority)
{
return static_cast<lt::download_priority_t>(
static_cast<LTUnderlyingType<lt::download_priority_t>>(priority));
});
return out;
}
lt::announce_entry makeNativeAnnouncerEntry(const QString &url, const int tier)
{
lt::announce_entry entry {url.toStdString()};
entry.tier = tier;
return entry;
}
#if (LIBTORRENT_VERSION_NUM >= 20000)
TrackerEntry fromNativeAnnouncerEntry(const lt::announce_entry &nativeEntry
, const lt::info_hash_t &hashes, const QMap<lt::tcp::endpoint, int> &trackerPeerCounts)
#else
TrackerEntry fromNativeAnnouncerEntry(const lt::announce_entry &nativeEntry
, const QMap<lt::tcp::endpoint, int> &trackerPeerCounts)
#endif
{
TrackerEntry trackerEntry {QString::fromStdString(nativeEntry.url), nativeEntry.tier};
int numUpdating = 0;
int numWorking = 0;
int numNotWorking = 0;
QString firstTrackerMessage;
QString firstErrorMessage;
#if (LIBTORRENT_VERSION_NUM >= 20000)
const int numEndpoints = nativeEntry.endpoints.size() * ((hashes.has_v1() && hashes.has_v2()) ? 2 : 1);
trackerEntry.endpoints.reserve(numEndpoints);
for (const lt::announce_endpoint &endpoint : nativeEntry.endpoints)
{
for (const auto protocolVersion : {lt::protocol_version::V1, lt::protocol_version::V2})
{
if (hashes.has(protocolVersion))
{
const lt::announce_infohash &infoHash = endpoint.info_hashes[protocolVersion];
TrackerEntry::EndpointStats trackerEndpoint;
trackerEndpoint.protocolVersion = (protocolVersion == lt::protocol_version::V1) ? 1 : 2;
trackerEndpoint.numPeers = trackerPeerCounts.value(endpoint.local_endpoint, -1);
trackerEndpoint.numSeeds = infoHash.scrape_complete;
trackerEndpoint.numLeeches = infoHash.scrape_incomplete;
trackerEndpoint.numDownloaded = infoHash.scrape_downloaded;
if (infoHash.updating)
{
trackerEndpoint.status = TrackerEntry::Updating;
++numUpdating;
}
else if (infoHash.fails > 0)
{
trackerEndpoint.status = TrackerEntry::NotWorking;
++numNotWorking;
}
else if (nativeEntry.verified)
{
trackerEndpoint.status = TrackerEntry::Working;
++numWorking;
}
else
{
trackerEndpoint.status = TrackerEntry::NotContacted;
}
const QString trackerMessage = QString::fromStdString(infoHash.message);
const QString errorMessage = QString::fromLocal8Bit(infoHash.last_error.message().c_str());
trackerEndpoint.message = (!trackerMessage.isEmpty() ? trackerMessage : errorMessage);
trackerEntry.endpoints.append(trackerEndpoint);
trackerEntry.numPeers = std::max(trackerEntry.numPeers, trackerEndpoint.numPeers);
trackerEntry.numSeeds = std::max(trackerEntry.numSeeds, trackerEndpoint.numSeeds);
trackerEntry.numLeeches = std::max(trackerEntry.numLeeches, trackerEndpoint.numLeeches);
trackerEntry.numDownloaded = std::max(trackerEntry.numDownloaded, trackerEndpoint.numDownloaded);
if (firstTrackerMessage.isEmpty())
firstTrackerMessage = trackerMessage;
if (firstErrorMessage.isEmpty())
firstErrorMessage = errorMessage;
}
}
}
#else
const int numEndpoints = nativeEntry.endpoints.size();
trackerEntry.endpoints.reserve(numEndpoints);
for (const lt::announce_endpoint &endpoint : nativeEntry.endpoints)
{
TrackerEntry::EndpointStats trackerEndpoint;
trackerEndpoint.numPeers = trackerPeerCounts.value(endpoint.local_endpoint, -1);
trackerEndpoint.numSeeds = endpoint.scrape_complete;
trackerEndpoint.numLeeches = endpoint.scrape_incomplete;
trackerEndpoint.numDownloaded = endpoint.scrape_downloaded;
if (endpoint.updating)
{
trackerEndpoint.status = TrackerEntry::Updating;
++numUpdating;
}
else if (endpoint.fails > 0)
{
trackerEndpoint.status = TrackerEntry::NotWorking;
++numNotWorking;
}
else if (nativeEntry.verified)
{
trackerEndpoint.status = TrackerEntry::Working;
++numWorking;
}
else
{
trackerEndpoint.status = TrackerEntry::NotContacted;
}
const QString trackerMessage = QString::fromStdString(endpoint.message);
const QString errorMessage = QString::fromLocal8Bit(endpoint.last_error.message().c_str());
trackerEndpoint.message = (!trackerMessage.isEmpty() ? trackerMessage : errorMessage);
trackerEntry.endpoints.append(trackerEndpoint);
trackerEntry.numPeers = std::max(trackerEntry.numPeers, trackerEndpoint.numPeers);
trackerEntry.numSeeds = std::max(trackerEntry.numSeeds, trackerEndpoint.numSeeds);
trackerEntry.numLeeches = std::max(trackerEntry.numLeeches, trackerEndpoint.numLeeches);
trackerEntry.numDownloaded = std::max(trackerEntry.numDownloaded, trackerEndpoint.numDownloaded);
if (firstTrackerMessage.isEmpty())
firstTrackerMessage = trackerMessage;
if (firstErrorMessage.isEmpty())
firstErrorMessage = errorMessage;
}
#endif
if (numEndpoints > 0)
{
if (numUpdating > 0)
{
trackerEntry.status = TrackerEntry::Updating;
}
else if (numWorking > 0)
{
trackerEntry.status = TrackerEntry::Working;
trackerEntry.message = firstTrackerMessage;
}
else if (numNotWorking == numEndpoints)
{
trackerEntry.status = TrackerEntry::NotWorking;
trackerEntry.message = (!firstTrackerMessage.isEmpty() ? firstTrackerMessage : firstErrorMessage);
}
}
return trackerEntry;
}
void initializeStatus(lt::torrent_status &status, const lt::add_torrent_params ¶ms)
{
status.flags = params.flags;
status.active_duration = lt::seconds {params.active_time};
status.finished_duration = lt::seconds {params.finished_time};
status.seeding_duration = lt::seconds {params.seeding_time};
status.num_complete = params.num_complete;
status.num_incomplete = params.num_incomplete;
status.all_time_download = params.total_downloaded;
status.all_time_upload = params.total_uploaded;
status.added_time = params.added_time;
status.last_seen_complete = params.last_seen_complete;
status.last_download = lt::time_point {lt::seconds {params.last_download}};
status.last_upload = lt::time_point {lt::seconds {params.last_upload}};
status.completed_time = params.completed_time;
status.save_path = params.save_path;
status.connections_limit = params.max_connections;
status.pieces = params.have_pieces;
status.verified_pieces = params.verified_pieces;
}
}
// TorrentImpl
TorrentImpl::TorrentImpl(Session *session, lt::session *nativeSession
, const lt::torrent_handle &nativeHandle, const LoadTorrentParams ¶ms)
: QObject(session)
, m_session(session)
, m_nativeSession(nativeSession)
, m_nativeHandle(nativeHandle)
#if (LIBTORRENT_VERSION_NUM >= 20000)
, m_infoHash(m_nativeHandle.info_hashes())
#else
, m_infoHash(m_nativeHandle.info_hash())
#endif
, m_name(params.name)
, m_savePath(Utils::Fs::toNativePath(params.savePath))
, m_category(params.category)
, m_tags(params.tags)
, m_ratioLimit(params.ratioLimit)
, m_seedingTimeLimit(params.seedingTimeLimit)
, m_operatingMode(params.forced ? TorrentOperatingMode::Forced : TorrentOperatingMode::AutoManaged)
, m_contentLayout(params.contentLayout)
, m_hasSeedStatus(params.hasSeedStatus)
, m_hasFirstLastPiecePriority(params.firstLastPiecePriority)
, m_useAutoTMM(params.savePath.isEmpty())
, m_isStopped(params.paused)
, m_ltAddTorrentParams(params.ltAddTorrentParams)
{
if (m_useAutoTMM)
m_savePath = Utils::Fs::toNativePath(m_session->categorySavePath(m_category));
if (m_ltAddTorrentParams.ti)
{
// Initialize it only if torrent is added with metadata.
// Otherwise it should be initialized in "Metadata received" handler.
m_torrentInfo = TorrentInfo {m_nativeHandle.torrent_file()};
}
initializeStatus(m_nativeStatus, m_ltAddTorrentParams);
updateState();
if (hasMetadata())
applyFirstLastPiecePriority(m_hasFirstLastPiecePriority);
// TODO: Remove the following upgrade code in v.4.4
// == BEGIN UPGRADE CODE ==
const QString spath = actualStorageLocation();
for (int i = 0; i < filesCount(); ++i)
{
const QString filepath = filePath(i);
// Move "unwanted" files back to their original folder
const QString parentRelPath = Utils::Fs::branchPath(filepath);
if (QDir(parentRelPath).dirName() == ".unwanted")
{
const QString oldName = Utils::Fs::fileName(filepath);
const QString newRelPath = Utils::Fs::branchPath(parentRelPath);
if (newRelPath.isEmpty())
renameFile(i, oldName);
else
renameFile(i, QDir(newRelPath).filePath(oldName));
// Remove .unwanted directory if empty
qDebug() << "Attempting to remove \".unwanted\" folder at " << QDir(spath + '/' + newRelPath).absoluteFilePath(".unwanted");
QDir(spath + '/' + newRelPath).rmdir(".unwanted");
}
}
// == END UPGRADE CODE ==
}
TorrentImpl::~TorrentImpl() {}
bool TorrentImpl::isValid() const
{
return m_nativeHandle.is_valid();
}
InfoHash TorrentImpl::infoHash() const
{
return m_infoHash;
}
QString TorrentImpl::name() const
{
if (!m_name.isEmpty())
return m_name;
if (hasMetadata())
return m_torrentInfo.name();
const QString name = QString::fromStdString(m_nativeStatus.name);
if (!name.isEmpty())
return name;
return id().toString();
}
QDateTime TorrentImpl::creationDate() const
{
return m_torrentInfo.creationDate();
}
QString TorrentImpl::creator() const
{
return m_torrentInfo.creator();
}
QString TorrentImpl::comment() const
{
return m_torrentInfo.comment();
}
bool TorrentImpl::isPrivate() const
{
return m_torrentInfo.isPrivate();
}
qlonglong TorrentImpl::totalSize() const
{
return m_torrentInfo.totalSize();
}
// size without the "don't download" files
qlonglong TorrentImpl::wantedSize() const
{
return m_nativeStatus.total_wanted;
}
qlonglong TorrentImpl::completedSize() const
{
return m_nativeStatus.total_wanted_done;
}
qlonglong TorrentImpl::pieceLength() const
{
return m_torrentInfo.pieceLength();
}
qlonglong TorrentImpl::wastedSize() const
{
return (m_nativeStatus.total_failed_bytes + m_nativeStatus.total_redundant_bytes);
}
QString TorrentImpl::currentTracker() const
{
return QString::fromStdString(m_nativeStatus.current_tracker);
}
QString TorrentImpl::savePath(bool actual) const
{
if (actual)
return Utils::Fs::toUniformPath(actualStorageLocation());
else
return Utils::Fs::toUniformPath(m_savePath);
}
QString TorrentImpl::rootPath(bool actual) const
{
if (!hasMetadata())
return {};
const QString firstFilePath = filePath(0);
const int slashIndex = firstFilePath.indexOf('/');
if (slashIndex >= 0)
return QDir(savePath(actual)).absoluteFilePath(firstFilePath.left(slashIndex));
else
return QDir(savePath(actual)).absoluteFilePath(firstFilePath);
}
QString TorrentImpl::contentPath(const bool actual) const
{
if (!hasMetadata())
return {};
if (filesCount() == 1)
return QDir(savePath(actual)).absoluteFilePath(filePath(0));
if (m_torrentInfo.hasRootFolder())
return rootPath(actual);
return savePath(actual);
}
bool TorrentImpl::isAutoTMMEnabled() const
{
return m_useAutoTMM;
}
void TorrentImpl::setAutoTMMEnabled(bool enabled)
{
if (m_useAutoTMM == enabled) return;
m_useAutoTMM = enabled;
m_session->handleTorrentNeedSaveResumeData(this);
m_session->handleTorrentSavingModeChanged(this);
if (m_useAutoTMM)
move_impl(m_session->categorySavePath(m_category), MoveStorageMode::Overwrite);
}
QString TorrentImpl::actualStorageLocation() const
{
return QString::fromStdString(m_nativeStatus.save_path);
}
void TorrentImpl::setAutoManaged(const bool enable)
{
if (enable)
m_nativeHandle.set_flags(lt::torrent_flags::auto_managed);
else
m_nativeHandle.unset_flags(lt::torrent_flags::auto_managed);
}
QVector<TrackerEntry> TorrentImpl::trackers() const
{
const std::vector<lt::announce_entry> nativeTrackers = m_nativeHandle.trackers();
QVector<TrackerEntry> entries;
entries.reserve(nativeTrackers.size());
for (const lt::announce_entry &tracker : nativeTrackers)
{
const QString trackerURL = QString::fromStdString(tracker.url);
#if (LIBTORRENT_VERSION_NUM >= 20000)
entries << fromNativeAnnouncerEntry(tracker, m_nativeHandle.info_hashes(), m_trackerPeerCounts[trackerURL]);
#else
entries << fromNativeAnnouncerEntry(tracker, m_trackerPeerCounts[trackerURL]);
#endif
}
return entries;
}
void TorrentImpl::addTrackers(const QVector<TrackerEntry> &trackers)
{
QSet<TrackerEntry> currentTrackers;
for (const lt::announce_entry &entry : m_nativeHandle.trackers())
currentTrackers.insert({QString::fromStdString(entry.url), entry.tier});
QVector<TrackerEntry> newTrackers;
newTrackers.reserve(trackers.size());
for (const TrackerEntry &tracker : trackers)
{
if (!currentTrackers.contains(tracker))
{
m_nativeHandle.add_tracker(makeNativeAnnouncerEntry(tracker.url, tracker.tier));
newTrackers << tracker;
}
}
if (!newTrackers.isEmpty())
{
m_session->handleTorrentNeedSaveResumeData(this);
m_session->handleTorrentTrackersAdded(this, newTrackers);
}
}
void TorrentImpl::replaceTrackers(const QVector<TrackerEntry> &trackers)
{
QVector<TrackerEntry> currentTrackers = this->trackers();
QVector<TrackerEntry> newTrackers;
newTrackers.reserve(trackers.size());
std::vector<lt::announce_entry> nativeTrackers;
nativeTrackers.reserve(trackers.size());
for (const TrackerEntry &tracker : trackers)
{
nativeTrackers.emplace_back(makeNativeAnnouncerEntry(tracker.url, tracker.tier));
if (!currentTrackers.removeOne(tracker))
newTrackers << tracker;
}
m_nativeHandle.replace_trackers(nativeTrackers);
m_session->handleTorrentNeedSaveResumeData(this);
if (newTrackers.isEmpty() && currentTrackers.isEmpty())
{
// when existing tracker reorders
m_session->handleTorrentTrackersChanged(this);
}
else
{
if (!currentTrackers.isEmpty())
m_session->handleTorrentTrackersRemoved(this, currentTrackers);
if (!newTrackers.isEmpty())
m_session->handleTorrentTrackersAdded(this, newTrackers);
// Clear the peer list if it's a private torrent since
// we do not want to keep connecting with peers from old tracker.
if (isPrivate())
clearPeers();
}
}
QVector<QUrl> TorrentImpl::urlSeeds() const
{
const std::set<std::string> currentSeeds = m_nativeHandle.url_seeds();
QVector<QUrl> urlSeeds;
urlSeeds.reserve(currentSeeds.size());
for (const std::string &urlSeed : currentSeeds)
urlSeeds.append(QUrl(urlSeed.c_str()));
return urlSeeds;
}
void TorrentImpl::addUrlSeeds(const QVector<QUrl> &urlSeeds)
{
const std::set<std::string> currentSeeds = m_nativeHandle.url_seeds();
QVector<QUrl> addedUrlSeeds;
addedUrlSeeds.reserve(urlSeeds.size());
for (const QUrl &url : urlSeeds)
{
const std::string nativeUrl = url.toString().toStdString();
if (currentSeeds.find(nativeUrl) == currentSeeds.end())
{
m_nativeHandle.add_url_seed(nativeUrl);
addedUrlSeeds << url;
}
}
if (!addedUrlSeeds.isEmpty())
{
m_session->handleTorrentNeedSaveResumeData(this);
m_session->handleTorrentUrlSeedsAdded(this, addedUrlSeeds);
}
}
void TorrentImpl::removeUrlSeeds(const QVector<QUrl> &urlSeeds)
{
const std::set<std::string> currentSeeds = m_nativeHandle.url_seeds();
QVector<QUrl> removedUrlSeeds;
removedUrlSeeds.reserve(urlSeeds.size());
for (const QUrl &url : urlSeeds)
{
const std::string nativeUrl = url.toString().toStdString();
if (currentSeeds.find(nativeUrl) != currentSeeds.end())
{
m_nativeHandle.remove_url_seed(nativeUrl);
removedUrlSeeds << url;
}
}
if (!removedUrlSeeds.isEmpty())
{
m_session->handleTorrentNeedSaveResumeData(this);
m_session->handleTorrentUrlSeedsRemoved(this, removedUrlSeeds);
}
}
void TorrentImpl::clearPeers()
{
m_nativeHandle.clear_peers();
}
bool TorrentImpl::connectPeer(const PeerAddress &peerAddress)
{
lt::error_code ec;
const lt::address addr = lt::make_address(peerAddress.ip.toString().toStdString(), ec);
if (ec) return false;
const lt::tcp::endpoint endpoint(addr, peerAddress.port);
try
{
m_nativeHandle.connect_peer(endpoint);
}
catch (const lt::system_error &err)
{
LogMsg(tr("Failed to add peer \"%1\" to torrent \"%2\". Reason: %3")
.arg(peerAddress.toString(), name(), QString::fromLocal8Bit(err.what())), Log::WARNING);
return false;
}
LogMsg(tr("Peer \"%1\" is added to torrent \"%2\"").arg(peerAddress.toString(), name()));
return true;
}
bool TorrentImpl::needSaveResumeData() const
{
return m_nativeHandle.need_save_resume_data();
}
void TorrentImpl::saveResumeData()
{
m_nativeHandle.save_resume_data();
m_session->handleTorrentSaveResumeDataRequested(this);
}
int TorrentImpl::filesCount() const
{
return m_torrentInfo.filesCount();
}
int TorrentImpl::piecesCount() const
{
return m_torrentInfo.piecesCount();
}
int TorrentImpl::piecesHave() const
{
return m_nativeStatus.num_pieces;
}
qreal TorrentImpl::progress() const
{
if (isChecking())
return m_nativeStatus.progress;
if (m_nativeStatus.total_wanted == 0)
return 0.;
if (m_nativeStatus.total_wanted_done == m_nativeStatus.total_wanted)
return 1.;
const qreal progress = static_cast<qreal>(m_nativeStatus.total_wanted_done) / m_nativeStatus.total_wanted;
Q_ASSERT((progress >= 0.f) && (progress <= 1.f));
return progress;
}
QString TorrentImpl::category() const
{
return m_category;
}
bool TorrentImpl::belongsToCategory(const QString &category) const
{
if (m_category.isEmpty()) return category.isEmpty();
if (!Session::isValidCategoryName(category)) return false;
if (m_category == category) return true;
if (m_session->isSubcategoriesEnabled() && m_category.startsWith(category + '/'))
return true;
return false;
}
QSet<QString> TorrentImpl::tags() const
{
return m_tags;
}
bool TorrentImpl::hasTag(const QString &tag) const
{
return m_tags.contains(tag);
}
bool TorrentImpl::addTag(const QString &tag)
{
if (!Session::isValidTag(tag))
return false;
if (!hasTag(tag))
{
if (!m_session->hasTag(tag))
if (!m_session->addTag(tag))
return false;
m_tags.insert(tag);
m_session->handleTorrentNeedSaveResumeData(this);
m_session->handleTorrentTagAdded(this, tag);
return true;
}
return false;
}
bool TorrentImpl::removeTag(const QString &tag)
{
if (m_tags.remove(tag))
{
m_session->handleTorrentNeedSaveResumeData(this);
m_session->handleTorrentTagRemoved(this, tag);
return true;
}
return false;
}
void TorrentImpl::removeAllTags()
{
for (const QString &tag : asConst(tags()))
removeTag(tag);
}
QDateTime TorrentImpl::addedTime() const
{
return QDateTime::fromSecsSinceEpoch(m_nativeStatus.added_time);
}
qreal TorrentImpl::ratioLimit() const
{
return m_ratioLimit;
}
int TorrentImpl::seedingTimeLimit() const
{
return m_seedingTimeLimit;
}
QString TorrentImpl::filePath(int index) const
{
return m_torrentInfo.filePath(index);
}
QString TorrentImpl::fileName(int index) const
{
if (!hasMetadata()) return {};
return Utils::Fs::fileName(filePath(index));
}
qlonglong TorrentImpl::fileSize(int index) const
{
return m_torrentInfo.fileSize(index);
}
// Return a list of absolute paths corresponding
// to all files in a torrent
QStringList TorrentImpl::absoluteFilePaths() const
{
if (!hasMetadata()) return {};
const QDir saveDir(savePath(true));
QStringList res;
for (int i = 0; i < filesCount(); ++i)
res << Utils::Fs::expandPathAbs(saveDir.absoluteFilePath(filePath(i)));
return res;
}
QVector<DownloadPriority> TorrentImpl::filePriorities() const
{
const std::vector<lt::download_priority_t> fp = m_nativeHandle.get_file_priorities();
QVector<DownloadPriority> ret;
std::transform(fp.cbegin(), fp.cend(), std::back_inserter(ret), [](lt::download_priority_t priority)
{
return static_cast<DownloadPriority>(static_cast<LTUnderlyingType<lt::download_priority_t>>(priority));
});
return ret;
}
TorrentInfo TorrentImpl::info() const
{
return m_torrentInfo;
}
bool TorrentImpl::isPaused() const
{
return m_isStopped;
}
bool TorrentImpl::isQueued() const
{
// Torrent is Queued if it isn't in Paused state but paused internally
return (!isPaused()
&& (m_nativeStatus.flags & lt::torrent_flags::auto_managed)
&& (m_nativeStatus.flags & lt::torrent_flags::paused));
}
bool TorrentImpl::isChecking() const
{
return ((m_nativeStatus.state == lt::torrent_status::checking_files)
|| (m_nativeStatus.state == lt::torrent_status::checking_resume_data));
}
bool TorrentImpl::isDownloading() const
{
return m_state == TorrentState::Downloading
|| m_state == TorrentState::DownloadingMetadata
|| m_state == TorrentState::StalledDownloading
|| m_state == TorrentState::CheckingDownloading
|| m_state == TorrentState::PausedDownloading
|| m_state == TorrentState::QueuedDownloading
|| m_state == TorrentState::ForcedDownloading;
}
bool TorrentImpl::isUploading() const
{
return m_state == TorrentState::Uploading
|| m_state == TorrentState::StalledUploading
|| m_state == TorrentState::CheckingUploading
|| m_state == TorrentState::QueuedUploading
|| m_state == TorrentState::ForcedUploading;
}
bool TorrentImpl::isCompleted() const
{
return m_state == TorrentState::Uploading
|| m_state == TorrentState::StalledUploading
|| m_state == TorrentState::CheckingUploading
|| m_state == TorrentState::PausedUploading
|| m_state == TorrentState::QueuedUploading
|| m_state == TorrentState::ForcedUploading;
}
bool TorrentImpl::isActive() const
{
if (m_state == TorrentState::StalledDownloading)
return (uploadPayloadRate() > 0);
return m_state == TorrentState::DownloadingMetadata
|| m_state == TorrentState::Downloading
|| m_state == TorrentState::ForcedDownloading
|| m_state == TorrentState::Uploading
|| m_state == TorrentState::ForcedUploading
|| m_state == TorrentState::Moving;
}
bool TorrentImpl::isInactive() const
{
return !isActive();
}
bool TorrentImpl::isErrored() const
{
return m_state == TorrentState::MissingFiles
|| m_state == TorrentState::Error;
}
bool TorrentImpl::isSeed() const
{
return ((m_nativeStatus.state == lt::torrent_status::finished)
|| (m_nativeStatus.state == lt::torrent_status::seeding));
}
bool TorrentImpl::isForced() const
{
return (!isPaused() && (m_operatingMode == TorrentOperatingMode::Forced));
}
bool TorrentImpl::isSequentialDownload() const
{
return static_cast<bool>(m_nativeStatus.flags & lt::torrent_flags::sequential_download);
}
bool TorrentImpl::hasFirstLastPiecePriority() const
{
return m_hasFirstLastPiecePriority;
}
TorrentState TorrentImpl::state() const
{
return m_state;
}
void TorrentImpl::updateState()
{
if (m_nativeStatus.state == lt::torrent_status::checking_resume_data)
{
m_state = TorrentState::CheckingResumeData;
}
else if (isMoveInProgress())
{
m_state = TorrentState::Moving;
}
else if (hasMissingFiles())
{
m_state = TorrentState::MissingFiles;
}
else if (hasError())
{
m_state = TorrentState::Error;
}
else if (!hasMetadata())
{
if (isPaused())
m_state = TorrentState::PausedDownloading;
else if (m_session->isQueueingSystemEnabled() && isQueued())
m_state = TorrentState::QueuedDownloading;
else
m_state = TorrentState::DownloadingMetadata;
}
else if ((m_nativeStatus.state == lt::torrent_status::checking_files)
&& (!isPaused() || (m_nativeStatus.flags & lt::torrent_flags::auto_managed)
|| !(m_nativeStatus.flags & lt::torrent_flags::paused)))
{
// If the torrent is not just in the "checking" state, but is being actually checked
m_state = m_hasSeedStatus ? TorrentState::CheckingUploading : TorrentState::CheckingDownloading;
}
else if (isSeed())
{
if (isPaused())
m_state = TorrentState::PausedUploading;
else if (m_session->isQueueingSystemEnabled() && isQueued())
m_state = TorrentState::QueuedUploading;
else if (isForced())
m_state = TorrentState::ForcedUploading;
else if (m_nativeStatus.upload_payload_rate > 0)
m_state = TorrentState::Uploading;
else
m_state = TorrentState::StalledUploading;
}
else
{
if (isPaused())
m_state = TorrentState::PausedDownloading;
else if (m_session->isQueueingSystemEnabled() && isQueued())
m_state = TorrentState::QueuedDownloading;
else if (isForced())
m_state = TorrentState::ForcedDownloading;
else if (m_nativeStatus.download_payload_rate > 0)
m_state = TorrentState::Downloading;
else
m_state = TorrentState::StalledDownloading;
}
}
bool TorrentImpl::hasMetadata() const
{
return m_torrentInfo.isValid();
}
bool TorrentImpl::hasMissingFiles() const
{
return m_hasMissingFiles;
}
bool TorrentImpl::hasError() const
{
return (m_nativeStatus.errc || (m_nativeStatus.flags & lt::torrent_flags::upload_mode));
}
bool TorrentImpl::hasFilteredPieces() const
{
const std::vector<lt::download_priority_t> pp = m_nativeHandle.get_piece_priorities();
return std::any_of(pp.cbegin(), pp.cend(), [](const lt::download_priority_t priority)
{
return (priority == lt::download_priority_t {0});
});
}
int TorrentImpl::queuePosition() const
{
return static_cast<int>(m_nativeStatus.queue_position);
}