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Avoid redundant lookups

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This commit is contained in:
Chocobo1 2019-09-29 10:12:56 +08:00
parent d76adff81d
commit 36056ad5af
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GPG Key ID: 210D9C873253A68C
1 changed files with 28 additions and 20 deletions
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48
src/base/bittorrent/session.cpp
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@ -1680,9 +1680,10 @@ bool Session::deleteTorrent(const InfoHash &hash, const DeleteOption deleteOptio
bool Session::cancelLoadMetadata(const InfoHash &hash)
{
if (!m_loadedMetadata.contains(hash)) return false;
const auto loadedMetadataIter = m_loadedMetadata.find(hash);
if (loadedMetadataIter == m_loadedMetadata.end()) return false;
m_loadedMetadata.remove(hash);
m_loadedMetadata.erase(loadedMetadataIter);
const lt::torrent_handle torrent = m_nativeSession->find_torrent(hash);
if (!torrent.is_valid()) return false;
@ -4008,14 +4009,17 @@ void Session::handleTorrentRemovedAlert(const lt::torrent_removed_alert *p)
{
const InfoHash infoHash {p->info_hash};
if (m_loadedMetadata.contains(infoHash))
emit metadataLoaded(m_loadedMetadata.take(infoHash));
const auto loadedMetadataIter = m_loadedMetadata.find(infoHash);
if (loadedMetadataIter != m_loadedMetadata.end()) {
emit metadataLoaded(*loadedMetadataIter);
m_loadedMetadata.erase(loadedMetadataIter);
}
if (m_removingTorrents.contains(infoHash)) {
const RemovingTorrentData tmpRemovingTorrentData = m_removingTorrents[infoHash];
if (tmpRemovingTorrentData.deleteOption == Torrent) {
LogMsg(tr("'%1' was removed from the transfer list.", "'xxx.avi' was removed...").arg(tmpRemovingTorrentData.name));
m_removingTorrents.remove(infoHash);
const auto removingTorrentDataIter = m_removingTorrents.find(infoHash);
if (removingTorrentDataIter != m_removingTorrents.end()) {
if (removingTorrentDataIter->deleteOption == Torrent) {
LogMsg(tr("'%1' was removed from the transfer list.", "'xxx.avi' was removed...").arg(removingTorrentDataIter->name));
m_removingTorrents.erase(removingTorrentDataIter);
}
}
}
@ -4023,44 +4027,48 @@ void Session::handleTorrentRemovedAlert(const lt::torrent_removed_alert *p)
void Session::handleTorrentDeletedAlert(const lt::torrent_deleted_alert *p)
{
const InfoHash infoHash {p->info_hash};
const auto removingTorrentDataIter = m_removingTorrents.find(infoHash);
if (!m_removingTorrents.contains(infoHash))
if (removingTorrentDataIter == m_removingTorrents.end())
return;
const RemovingTorrentData tmpRemovingTorrentData = m_removingTorrents.take(infoHash);
Utils::Fs::smartRemoveEmptyFolderTree(tmpRemovingTorrentData.savePathToRemove);
LogMsg(tr("'%1' was removed from the transfer list and hard disk.", "'xxx.avi' was removed...").arg(tmpRemovingTorrentData.name));
Utils::Fs::smartRemoveEmptyFolderTree(removingTorrentDataIter->savePathToRemove);
LogMsg(tr("'%1' was removed from the transfer list and hard disk.", "'xxx.avi' was removed...").arg(removingTorrentDataIter->name));
m_removingTorrents.erase(removingTorrentDataIter);
}
void Session::handleTorrentDeleteFailedAlert(const lt::torrent_delete_failed_alert *p)
{
const InfoHash infoHash {p->info_hash};
const auto removingTorrentDataIter = m_removingTorrents.find(infoHash);
if (!m_removingTorrents.contains(infoHash))
if (removingTorrentDataIter == m_removingTorrents.end())
return;
const RemovingTorrentData tmpRemovingTorrentData = m_removingTorrents.take(infoHash);
// libtorrent won't delete the directory if it contains files not listed in the torrent,
// so we remove the directory ourselves
Utils::Fs::smartRemoveEmptyFolderTree(tmpRemovingTorrentData.savePathToRemove);
Utils::Fs::smartRemoveEmptyFolderTree(removingTorrentDataIter->savePathToRemove);
if (p->error) {
LogMsg(tr("'%1' was removed from the transfer list but the files couldn't be deleted. Error: %2", "'xxx.avi' was removed...")
.arg(tmpRemovingTorrentData.name, QString::fromLocal8Bit(p->error.message().c_str()))
.arg(removingTorrentDataIter->name, QString::fromLocal8Bit(p->error.message().c_str()))
, Log::WARNING);
}
else {
LogMsg(tr("'%1' was removed from the transfer list.", "'xxx.avi' was removed...").arg(tmpRemovingTorrentData.name));
LogMsg(tr("'%1' was removed from the transfer list.", "'xxx.avi' was removed...").arg(removingTorrentDataIter->name));
}
m_removingTorrents.erase(removingTorrentDataIter);
}
void Session::handleMetadataReceivedAlert(const lt::metadata_received_alert *p)
{
const InfoHash hash {p->handle.info_hash()};
const auto loadedMetadataIter = m_loadedMetadata.find(hash);
if (m_loadedMetadata.contains(hash)) {
if (loadedMetadataIter != m_loadedMetadata.end()) {
--m_extraLimit;
adjustLimits();
m_loadedMetadata[hash] = TorrentInfo(p->handle.torrent_file());
*loadedMetadataIter = TorrentInfo(p->handle.torrent_file());
m_nativeSession->remove_torrent(p->handle, lt::session::delete_files);
}
}