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// Copyright (c) 2011-2015 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include "bantablemodel.h"
#include "clientmodel.h"
#include "guiconstants.h"
#include "guiutil.h"
#include "net.h"
#include "sync.h"
#include "utiltime.h"
#include <QDebug>
#include <QList>
#include <QTimer>
#include <boost/date_time/posix_time/posix_time.hpp>
#include <boost/date_time/c_local_time_adjustor.hpp>
// private implementation
class BanTablePriv
{
public:
/** Local cache of peer information */
QList<CCombinedBan> cachedBanlist;
/** Column to sort nodes by */
int sortColumn;
/** Order (ascending or descending) to sort nodes by */
Qt::SortOrder sortOrder;
/** Pull a full list of banned nodes from CNode into our cache */
void refreshBanlist()
{
std::map<CSubNet, int64_t> banMap;
CNode::GetBanned(banMap);
cachedBanlist.clear();
#if QT_VERSION >= 0x040700
cachedBanlist.reserve(banMap.size());
#endif
std::map<CSubNet, int64_t>::iterator iter;
for (iter = banMap.begin(); iter != banMap.end(); ++iter) {
CCombinedBan banEntry;
banEntry.subnet = iter->first;
banEntry.bantil = iter->second;
cachedBanlist.append(banEntry);
}
}
int size()
{
return cachedBanlist.size();
}
CCombinedBan *index(int idx)
{
if(idx >= 0 && idx < cachedBanlist.size()) {
return &cachedBanlist[idx];
} else {
return 0;
}
}
};
BanTableModel::BanTableModel(ClientModel *parent) :
QAbstractTableModel(parent),
clientModel(parent),
timer(0)
{
columns << tr("IP/Netmask") << tr("Banned Until");
priv = new BanTablePriv();
// default to unsorted
priv->sortColumn = -1;
// set up timer for auto refresh
timer = new QTimer();
connect(timer, SIGNAL(timeout()), SLOT(refresh()));
timer->setInterval(MODEL_UPDATE_DELAY);
// load initial data
refresh();
}
void BanTableModel::startAutoRefresh()
{
timer->start();
}
void BanTableModel::stopAutoRefresh()
{
timer->stop();
}
int BanTableModel::rowCount(const QModelIndex &parent) const
{
Q_UNUSED(parent);
return priv->size();
}
int BanTableModel::columnCount(const QModelIndex &parent) const
{
Q_UNUSED(parent);
return columns.length();;
}
QVariant BanTableModel::data(const QModelIndex &index, int role) const
{
if(!index.isValid())
return QVariant();
CCombinedBan *rec = static_cast<CCombinedBan*>(index.internalPointer());
if (role == Qt::DisplayRole) {
switch(index.column())
{
case Address:
return QString::fromStdString(rec->subnet.ToString());
case Bantime:
//show time in users local timezone, not 64bit compatible!
//TODO find a way to support 64bit timestamps
boost::posix_time::ptime pt1 = boost::posix_time::from_time_t(rec->bantil);
boost::posix_time::ptime pt2 = boost::date_time::c_local_adjustor<boost::posix_time::ptime>::utc_to_local(pt1);
std::stringstream ss;
ss << pt2;
return QString::fromStdString(ss.str());
}
} else if (role == Qt::TextAlignmentRole) {
if (index.column() == Bantime)
return (int)(Qt::AlignRight | Qt::AlignVCenter);
}
return QVariant();
}
QVariant BanTableModel::headerData(int section, Qt::Orientation orientation, int role) const
{
if(orientation == Qt::Horizontal)
{
if(role == Qt::DisplayRole && section < columns.size())
{
return columns[section];
}
}
return QVariant();
}
Qt::ItemFlags BanTableModel::flags(const QModelIndex &index) const
{
if(!index.isValid())
return 0;
Qt::ItemFlags retval = Qt::ItemIsSelectable | Qt::ItemIsEnabled;
return retval;
}
QModelIndex BanTableModel::index(int row, int column, const QModelIndex &parent) const
{
Q_UNUSED(parent);
CCombinedBan *data = priv->index(row);
if (data)
{
return createIndex(row, column, data);
}
else
{
return QModelIndex();
}
}
void BanTableModel::refresh()
{
emit layoutAboutToBeChanged();
priv->refreshBanlist();
emit layoutChanged();
}
void BanTableModel::sort(int column, Qt::SortOrder order)
{
priv->sortColumn = column;
priv->sortOrder = order;
refresh();
}
bool BanTableModel::shouldShow()
{
if (priv->size() > 0)
return true;
return false;
}
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