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Handle empty piece range properly

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Related: #12677.
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Chocobo1 2020-04-28 11:47:08 +08:00
parent f6eb341b32
commit 5ca26516eb
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GPG Key ID: 210D9C873253A68C
1 changed files with 5 additions and 2 deletions
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7
src/base/bittorrent/torrenthandleimpl.cpp
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@ -2120,7 +2120,7 @@ void TorrentHandleImpl::prioritizeFiles(const QVector<DownloadPriority> &priorit
QVector<qreal> TorrentHandleImpl::availableFileFractions() const
{
const int filesCount = this->filesCount();
if (filesCount < 0) return {};
if (filesCount <= 0) return {};
const QVector<int> piecesAvailability = pieceAvailability();
// libtorrent returns empty array for seeding only torrents
@ -2136,7 +2136,10 @@ QVector<qreal> TorrentHandleImpl::availableFileFractions() const
for (const int piece : filePieces)
availablePieces += (piecesAvailability[piece] > 0) ? 1 : 0;
res.push_back(static_cast<qreal>(availablePieces) / filePieces.size());
const qreal availability = filePieces.isEmpty()
? 1 // the file has no pieces, so it is available by default
: static_cast<qreal>(availablePieces) / filePieces.size();
res.push_back(availability);
}
return res;
}