154 lines
3.9 KiB
C++
154 lines
3.9 KiB
C++
// This file Copyright © 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> // std::sort()
|
|
|
|
#include <QUrl>
|
|
|
|
#include "Application.h" // Application
|
|
#include "TorrentModel.h"
|
|
#include "TrackerModel.h"
|
|
|
|
int TrackerModel::rowCount(QModelIndex const& parent) const
|
|
{
|
|
Q_UNUSED(parent)
|
|
|
|
return parent.isValid() ? 0 : rows_.size();
|
|
}
|
|
|
|
QVariant TrackerModel::data(QModelIndex const& index, int role) const
|
|
{
|
|
QVariant var;
|
|
|
|
if (index.isValid() && index.row() < rowCount())
|
|
{
|
|
TrackerInfo const& tracker_info = rows_.at(index.row());
|
|
|
|
switch (role)
|
|
{
|
|
case Qt::DisplayRole:
|
|
var = tracker_info.st.announce;
|
|
break;
|
|
|
|
case Qt::DecorationRole:
|
|
var = QIcon(tracker_info.st.getFavicon());
|
|
break;
|
|
|
|
case TrackerRole:
|
|
var = QVariant::fromValue(tracker_info);
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
return var;
|
|
}
|
|
|
|
/***
|
|
****
|
|
***/
|
|
|
|
struct CompareTrackers
|
|
{
|
|
bool operator()(TrackerInfo const& a, TrackerInfo const& b) const
|
|
{
|
|
if (a.torrent_id != b.torrent_id)
|
|
{
|
|
return a.torrent_id < b.torrent_id;
|
|
}
|
|
|
|
if (a.st.tier != b.st.tier)
|
|
{
|
|
return a.st.tier < b.st.tier;
|
|
}
|
|
|
|
if (a.st.is_backup != b.st.is_backup)
|
|
{
|
|
return !a.st.is_backup;
|
|
}
|
|
|
|
return a.st.announce < b.st.announce;
|
|
}
|
|
};
|
|
|
|
void TrackerModel::refresh(TorrentModel const& torrent_model, torrent_ids_t const& ids)
|
|
{
|
|
// build a list of the TrackerInfos
|
|
auto trackers = std::vector<TrackerInfo>{};
|
|
|
|
for (int const id : ids)
|
|
{
|
|
Torrent const* tor = torrent_model.getTorrentFromId(id);
|
|
|
|
if (tor != nullptr)
|
|
{
|
|
TrackerStatsList const tracker_list = tor->trackerStats();
|
|
|
|
for (TrackerStat const& st : tracker_list)
|
|
{
|
|
TrackerInfo tracker_info;
|
|
tracker_info.st = st;
|
|
tracker_info.torrent_id = id;
|
|
trackers.push_back(tracker_info);
|
|
}
|
|
}
|
|
}
|
|
|
|
// sort 'em
|
|
static auto constexpr Comp = CompareTrackers{};
|
|
std::sort(trackers.begin(), trackers.end(), Comp);
|
|
|
|
// merge 'em with the existing list
|
|
unsigned int old_index = 0;
|
|
unsigned int new_index = 0;
|
|
|
|
while (old_index < rows_.size() || new_index < trackers.size())
|
|
{
|
|
bool const is_end_of_old = old_index == rows_.size();
|
|
bool const is_end_of_new = new_index == trackers.size();
|
|
|
|
if (is_end_of_old || (!is_end_of_new && Comp(trackers.at(new_index), rows_.at(old_index))))
|
|
{
|
|
// add this new row
|
|
beginInsertRows(QModelIndex{}, old_index, old_index);
|
|
rows_.insert(rows_.begin() + old_index, trackers.at(new_index));
|
|
endInsertRows();
|
|
++old_index;
|
|
++new_index;
|
|
}
|
|
else if (is_end_of_new || (!is_end_of_old && Comp(rows_.at(old_index), trackers.at(new_index))))
|
|
{
|
|
// remove this old row
|
|
beginRemoveRows(QModelIndex{}, old_index, old_index);
|
|
rows_.erase(rows_.begin() + old_index);
|
|
endRemoveRows();
|
|
}
|
|
else // update existing row
|
|
{
|
|
rows_[old_index].st = trackers.at(new_index).st;
|
|
emit dataChanged(index(old_index, 0), index(old_index, 0));
|
|
++old_index;
|
|
++new_index;
|
|
}
|
|
}
|
|
}
|
|
|
|
int TrackerModel::find(int torrent_id, QString const& url) const
|
|
{
|
|
for (int i = 0, n = rows_.size(); i < n; ++i)
|
|
{
|
|
TrackerInfo const& inf = rows_.at(i);
|
|
|
|
if (inf.torrent_id == torrent_id && url == inf.st.announce)
|
|
{
|
|
return i;
|
|
}
|
|
}
|
|
|
|
return -1;
|
|
}
|