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transmission/qt/Torrent.cc

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// This file Copyright © 2009-2022 Mnemosyne LLC.
// It may be used under GPLv2 (SPDX: GPL-2.0-only), GPLv3 (SPDX: GPL-3.0-only),
// or any future license endorsed by Mnemosyne LLC.
// License text can be found in the licenses/ folder.
#include <algorithm>
#include <set>
#include <QApplication>
#include <QString>
#include <QUrl>
#include <libtransmission/transmission.h>
#include <libtransmission/variant.h>
#include "Application.h"
#include "IconCache.h"
#include "Prefs.h"
#include "Torrent.h"
#include "Utils.h"
#include "VariantHelpers.h"
using ::trqt::variant_helpers::change;
Torrent::Torrent(Prefs const& prefs, int id)
: id_(id)
, prefs_(prefs)
{
}
/***
****
***/
std::optional<double> Torrent::getSeedRatioLimit() const
{
auto const mode = seedRatioMode();
if (mode == TR_RATIOLIMIT_SINGLE)
{
return seedRatioLimit();
}
if (mode == TR_RATIOLIMIT_GLOBAL && prefs_.getBool(Prefs::RATIO_ENABLED))
{
return prefs_.getDouble(Prefs::RATIO);
}
return {};
}
bool Torrent::includesTracker(QString const& sitename) const
{
return std::binary_search(std::begin(sitenames_), std::end(sitenames_), sitename);
}
int Torrent::compareSeedProgress(Torrent const& that) const
{
auto const a_ratio_limit = getSeedRatioLimit();
auto const b_ratio_limit = that.getSeedRatioLimit();
if (!a_ratio_limit && !b_ratio_limit)
{
return compareRatio(that);
}
auto const a_ratio = ratio();
auto const b_ratio = that.ratio();
if (!a_ratio_limit)
{
return b_ratio < *b_ratio_limit ? 1 : -1;
}
if (!b_ratio_limit)
{
return a_ratio < *a_ratio_limit ? -1 : 1;
}
if (!(*a_ratio_limit > 0) && !(*b_ratio_limit > 0))
{
return compareRatio(that);
}
if (!(*a_ratio_limit > 0))
{
return 1;
}
if (!(*b_ratio_limit > 0))
{
return -1;
}
double const a_progress = a_ratio / *a_ratio_limit;
double const b_progress = b_ratio / *b_ratio_limit;
if (a_progress < b_progress)
{
return -1;
}
if (a_progress > b_progress)
{
return 1;
}
return 0;
}
int Torrent::compareRatio(Torrent const& that) const
{
double const a = ratio();
double const b = that.ratio();
if (static_cast<int>(a) == TR_RATIO_INF && static_cast<int>(b) == TR_RATIO_INF)
{
return 0;
}
if (static_cast<int>(a) == TR_RATIO_INF)
{
return 1;
}
if (static_cast<int>(b) == TR_RATIO_INF)
{
return -1;
}
if (a < b)
{
return -1;
}
if (a > b)
{
return 1;
}
return 0;
}
int Torrent::compareETA(Torrent const& that) const
{
bool const have_a(hasETA());
bool const have_b(that.hasETA());
if (have_a && have_b)
{
return getETA() - that.getETA();
}
if (have_a)
{
return 1;
}
if (have_b)
{
return -1;
}
return 0;
}
/***
****
***/
QIcon Torrent::getMimeTypeIcon() const
{
if (icon_.isNull())
{
icon_ = IconCache::get().getMimeTypeIcon(primary_mime_type_, file_count_ > 1);
}
return icon_;
}
/***
****
***/
Torrent::fields_t Torrent::update(tr_quark const* keys, tr_variant const* const* values, size_t n)
{
auto changed = fields_t{};
for (size_t pos = 0; pos < n; ++pos)
{
tr_quark const key = keys[pos];
tr_variant const* child = values[pos];
bool field_changed = false;
switch (key)
{
#define HANDLE_KEY(key, field, bit) \
case TR_KEY_##key: \
field_changed = change(field##_, child); \
changed.set(bit, field_changed); \
break;
HANDLE_KEY(activityDate, activity_date, ACTIVITY_DATE)
HANDLE_KEY(addedDate, added_date, ADDED_DATE)
HANDLE_KEY(bandwidthPriority, bandwidth_priority, BANDWIDTH_PRIORITY)
HANDLE_KEY(corruptEver, failed_ever, FAILED_EVER)
HANDLE_KEY(dateCreated, date_created, DATE_CREATED)
HANDLE_KEY(desiredAvailable, desired_available, DESIRED_AVAILABLE)
HANDLE_KEY(downloadLimit, download_limit, DOWNLOAD_LIMIT) // KB/s
HANDLE_KEY(downloadLimited, download_limited, DOWNLOAD_LIMITED)
HANDLE_KEY(downloadedEver, downloaded_ever, DOWNLOADED_EVER)
HANDLE_KEY(editDate, edit_date, EDIT_DATE)
HANDLE_KEY(error, error, ERROR)
HANDLE_KEY(eta, eta, ETA)
HANDLE_KEY(fileStats, files, FILES)
HANDLE_KEY(files, files, FILES)
HANDLE_KEY(file_count, file_count, FILE_COUNT)
HANDLE_KEY(hashString, hash, HASH)
HANDLE_KEY(haveUnchecked, have_unchecked, HAVE_UNCHECKED)
HANDLE_KEY(haveValid, have_verified, HAVE_VERIFIED)
HANDLE_KEY(honorsSessionLimits, honors_session_limits, HONORS_SESSION_LIMITS)
HANDLE_KEY(isFinished, is_finished, IS_FINISHED)
HANDLE_KEY(isPrivate, is_private, IS_PRIVATE)
HANDLE_KEY(isStalled, is_stalled, IS_STALLED)
HANDLE_KEY(leftUntilDone, left_until_done, LEFT_UNTIL_DONE)
HANDLE_KEY(manualAnnounceTime, manual_announce_time, MANUAL_ANNOUNCE_TIME)
HANDLE_KEY(metadataPercentComplete, metadata_percent_complete, METADATA_PERCENT_COMPLETE)
HANDLE_KEY(name, name, NAME)
HANDLE_KEY(peer_limit, peer_limit, PEER_LIMIT)
HANDLE_KEY(peers, peers, PEERS)
HANDLE_KEY(peersConnected, peers_connected, PEERS_CONNECTED)
HANDLE_KEY(peersGettingFromUs, peers_getting_from_us, PEERS_GETTING_FROM_US)
HANDLE_KEY(peersSendingToUs, peers_sending_to_us, PEERS_SENDING_TO_US)
HANDLE_KEY(percentDone, percent_done, PERCENT_DONE)
HANDLE_KEY(pieceCount, piece_count, PIECE_COUNT)
HANDLE_KEY(pieceSize, piece_size, PIECE_SIZE)
HANDLE_KEY(primary_mime_type, primary_mime_type, PRIMARY_MIME_TYPE)
HANDLE_KEY(queuePosition, queue_position, QUEUE_POSITION)
HANDLE_KEY(rateDownload, download_speed, DOWNLOAD_SPEED)
HANDLE_KEY(rateUpload, upload_speed, UPLOAD_SPEED)
HANDLE_KEY(recheckProgress, recheck_progress, RECHECK_PROGRESS)
HANDLE_KEY(seedIdleLimit, seed_idle_limit, SEED_IDLE_LIMIT)
HANDLE_KEY(seedIdleMode, seed_idle_mode, SEED_IDLE_MODE)
HANDLE_KEY(seedRatioLimit, seed_ratio_limit, SEED_RATIO_LIMIT)
HANDLE_KEY(seedRatioMode, seed_ratio_mode, SEED_RATIO_MODE)
HANDLE_KEY(sizeWhenDone, size_when_done, SIZE_WHEN_DONE)
HANDLE_KEY(startDate, start_date, START_DATE)
HANDLE_KEY(status, status, STATUS)
HANDLE_KEY(totalSize, total_size, TOTAL_SIZE)
HANDLE_KEY(trackerList, tracker_list, TRACKER_LIST)
HANDLE_KEY(trackerStats, tracker_stats, TRACKER_STATS)
HANDLE_KEY(trackers, tracker_stats, TRACKER_STATS)
HANDLE_KEY(uploadLimit, upload_limit, UPLOAD_LIMIT) // KB/s
HANDLE_KEY(uploadLimited, upload_limited, UPLOAD_LIMITED)
HANDLE_KEY(uploadedEver, uploaded_ever, UPLOADED_EVER)
HANDLE_KEY(webseedsSendingToUs, webseeds_sending_to_us, WEBSEEDS_SENDING_TO_US)
#undef HANDLE_KEY
#define HANDLE_KEY(key, field, bit) \
case TR_KEY_##key: \
field_changed = change(field##_, child); \
if (field_changed) \
{ \
field##_ = trApp->intern(field##_); \
} \
changed.set(bit, field_changed); \
break;
HANDLE_KEY(comment, comment, COMMENT)
HANDLE_KEY(creator, creator, CREATOR)
HANDLE_KEY(downloadDir, download_dir, DOWNLOAD_DIR)
HANDLE_KEY(errorString, error_string, ERROR_STRING)
#undef HANDLE_KEY
default:
break;
}
if (field_changed)
{
switch (key)
{
case TR_KEY_file_count:
case TR_KEY_primary_mime_type:
icon_ = {};
break;
case TR_KEY_files:
for (size_t i = 0; i < files_.size(); ++i)
{
files_[i].index = i;
}
break;
case TR_KEY_trackers:
{
auto tmp = std::set<QString>{};
for (auto const& ts : tracker_stats_)
{
tmp.insert(ts.sitename);
}
sitenames_ = std::vector<QString>{ std::begin(tmp), std::end(tmp) };
break;
}
}
}
}
return changed;
}
QString Torrent::activityString() const
{
switch (getActivity())
{
case TR_STATUS_STOPPED:
return isFinished() ? tr("Finished") : tr("Paused");
case TR_STATUS_CHECK_WAIT:
return tr("Queued for verification");
case TR_STATUS_CHECK:
return tr("Verifying local data");
case TR_STATUS_DOWNLOAD_WAIT:
return tr("Queued for download");
case TR_STATUS_DOWNLOAD:
return tr("Downloading");
case TR_STATUS_SEED_WAIT:
return tr("Queued for seeding");
case TR_STATUS_SEED:
return tr("Seeding");
default:
return {};
}
}
QString Torrent::getError() const
{
switch (error_)
{
case TR_STAT_TRACKER_WARNING:
return tr("Tracker gave a warning: %1").arg(error_string_);
case TR_STAT_TRACKER_ERROR:
return tr("Tracker gave an error: %1").arg(error_string_);
case TR_STAT_LOCAL_ERROR:
return tr("Error: %1").arg(error_string_);
default:
return {};
}
}
QPixmap TrackerStat::getFavicon() const
{
return trApp->faviconCache().find(sitename);
}
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