/**
* Returns the properties for a torrent in JSON format.
*
* The return value is a JSON-formatted dictionary.
* The dictionary keys are:
* - "save_path": Torrent save path
* - "creation_date": Torrent creation date
* - "piece_size": Torrent piece size
* - "comment": Torrent comment
* - "total_wasted": Total data wasted for torrent
* - "total_uploaded": Total data uploaded for torrent
* - "total_downloaded": Total data uploaded for torrent
* - "up_limit": Torrent upload limit
* - "dl_limit": Torrent download limit
* - "time_elapsed": Torrent elapsed time
* - "nb_connections": Torrent connection count
* - "share_ratio": Torrent share ratio
*/
QString btjson::getPropertiesForTorrent(const QString& hash)
{
CACHED_VARIABLE_FOR_HASH(JsonDict, data, CACHE_DURATION_MS, hash);
try {
QTorrentHandle h = QBtSession::instance()->getTorrentHandle(hash);
if (!h.has_metadata())
return QString();
// Save path
QString save_path = TorrentPersistentData::getSavePath(hash);
if (save_path.isEmpty())
save_path = h.save_path();
data.add(KEY_PROP_SAVE_PATH, save_path);
data.add(KEY_PROP_CREATION_DATE, h.creation_date());
data.add(KEY_PROP_PIECE_SIZE, misc::friendlyUnit(h.piece_length()));
data.add(KEY_PROP_COMMENT, h.comment());
data.add(KEY_PROP_WASTED, misc::friendlyUnit(h.total_failed_bytes() + h.total_redundant_bytes()));
data.add(KEY_PROP_UPLOADED, QString(misc::friendlyUnit(h.all_time_upload()) + " (" + misc::friendlyUnit(h.total_payload_upload()) + " " + tr("this session") + ")"));
data.add(KEY_PROP_DOWNLOADED, QString(misc::friendlyUnit(h.all_time_download()) + " (" + misc::friendlyUnit(h.total_payload_download()) + " " + tr("this session") + ")"));
data.add(KEY_PROP_UP_LIMIT, h.upload_limit() <= 0 ? QString::fromUtf8("∞") : misc::friendlyUnit(h.upload_limit(), true));
data.add(KEY_PROP_DL_LIMIT, h.download_limit() <= 0 ? QString::fromUtf8("∞") : misc::friendlyUnit(h.download_limit(), true));
QString elapsed_txt = misc::userFriendlyDuration(h.active_time());
if (h.is_seed())
elapsed_txt += " ("+tr("Seeded for %1", "e.g. Seeded for 3m10s").arg(misc::userFriendlyDuration(h.seeding_time()))+")";
data.add(KEY_PROP_TIME_ELAPSED, elapsed_txt);
data.add(KEY_PROP_CONNECT_COUNT, QString(QString::number(h.num_connections()) + " (" + tr("%1 max", "e.g. 10 max").arg(QString::number(h.connections_limit())) + ")"));
const qreal ratio = QBtSession::instance()->getRealRatio(h.hash());
/* HACK because QString rounds up. Eg QString::number(0.999*100.0, 'f' ,1) == 99.9
** but QString::number(0.9999*100.0, 'f' ,1) == 100.0 */
data.add(KEY_PROP_RATIO, ratio > 100. ? QString::fromUtf8("∞") : QString::number((int)(ratio*10)/10.0, 'f', 1));
} catch(const std::exception& e) {
qWarning() << Q_FUNC_INFO << "Invalid torrent: " << e.what();
return QString();
}
return data.toString();
}
