[Qt] add banlist table below peers table

src/Makefile.qt.include

@@ -97,6 +97,7 @@ QT_MOC_CPP = \
   qt/moc_addressbookpage.cpp \
   qt/moc_addresstablemodel.cpp \
   qt/moc_askpassphrasedialog.cpp \
+  qt/moc_bantablemodel.cpp \
   qt/moc_bitcoinaddressvalidator.cpp \
   qt/moc_bitcoinamountfield.cpp \
   qt/moc_bitcoingui.cpp \
@@ -162,6 +163,7 @@ BITCOIN_QT_H = \
   qt/addressbookpage.h \
   qt/addresstablemodel.h \
   qt/askpassphrasedialog.h \
+  qt/bantablemodel.h \
   qt/bitcoinaddressvalidator.h \
   qt/bitcoinamountfield.h \
   qt/bitcoingui.h \
@@ -260,6 +262,7 @@ RES_ICONS = \
   qt/res/icons/verify.png
 
 BITCOIN_QT_CPP = \
+  qt/bantablemodel.cpp \
   qt/bitcoinaddressvalidator.cpp \
   qt/bitcoinamountfield.cpp \
   qt/bitcoingui.cpp \

src/qt/bantablemodel.cpp

@@ -0,0 +1,192 @@
+// 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;
+}

src/qt/bantablemodel.h

@@ -0,0 +1,66 @@
+// Copyright (c) 2011-2013 The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#ifndef BITCOIN_QT_BANTABLEMODEL_H
+#define BITCOIN_QT_BANTABLEMODEL_H
+
+#include "main.h"
+#include "net.h"
+
+#include <QAbstractTableModel>
+#include <QStringList>
+
+class ClientModel;
+class BanTablePriv;
+
+QT_BEGIN_NAMESPACE
+class QTimer;
+QT_END_NAMESPACE
+
+struct CCombinedBan {
+    CSubNet subnet;
+    int64_t bantil;
+};
+
+/**
+   Qt model providing information about connected peers, similar to the
+   "getpeerinfo" RPC call. Used by the rpc console UI.
+ */
+class BanTableModel : public QAbstractTableModel
+{
+    Q_OBJECT
+
+public:
+    explicit BanTableModel(ClientModel *parent = 0);
+    void startAutoRefresh();
+    void stopAutoRefresh();
+
+    enum ColumnIndex {
+        Address = 0,
+        Bantime = 1,
+    };
+
+    /** @name Methods overridden from QAbstractTableModel
+        @{*/
+    int rowCount(const QModelIndex &parent) const;
+    int columnCount(const QModelIndex &parent) const;
+    QVariant data(const QModelIndex &index, int role) const;
+    QVariant headerData(int section, Qt::Orientation orientation, int role) const;
+    QModelIndex index(int row, int column, const QModelIndex &parent) const;
+    Qt::ItemFlags flags(const QModelIndex &index) const;
+    void sort(int column, Qt::SortOrder order);
+    bool shouldShow();
+    /*@}*/
+
+public slots:
+    void refresh();
+
+private:
+    ClientModel *clientModel;
+    QStringList columns;
+    BanTablePriv *priv;
+    QTimer *timer;
+};
+
+#endif // BITCOIN_QT_BANTABLEMODEL_H

src/qt/clientmodel.cpp

@@ -4,6 +4,7 @@
 
 #include "clientmodel.h"
 
+#include "bantablemodel.h"
 #include "guiconstants.h"
 #include "peertablemodel.h"
 
@@ -26,6 +27,7 @@ ClientModel::ClientModel(OptionsModel *optionsModel, QObject *parent) :
     QObject(parent),
     optionsModel(optionsModel),
     peerTableModel(0),
+    banTableModel(0),
     cachedNumBlocks(0),
     cachedBlockDate(QDateTime()),
     cachedReindexing(0),
@@ -33,6 +35,7 @@ ClientModel::ClientModel(OptionsModel *optionsModel, QObject *parent) :
     pollTimer(0)
 {
     peerTableModel = new PeerTableModel(this);
+    banTableModel = new BanTableModel(this);
     pollTimer = new QTimer(this);
     connect(pollTimer, SIGNAL(timeout()), this, SLOT(updateTimer()));
     pollTimer->start(MODEL_UPDATE_DELAY);
@@ -176,6 +179,11 @@ PeerTableModel *ClientModel::getPeerTableModel()
     return peerTableModel;
 }
 
+BanTableModel *ClientModel::getBanTableModel()
+{
+    return banTableModel;
+}
+
 QString ClientModel::formatFullVersion() const
 {
     return QString::fromStdString(FormatFullVersion());
@@ -206,6 +214,11 @@ QString ClientModel::formatClientStartupTime() const
     return QDateTime::fromTime_t(nClientStartupTime).toString();
 }
 
+void ClientModel::updateBanlist()
+{
+    banTableModel->refresh();
+}
+
 // Handlers for core signals
 static void ShowProgress(ClientModel *clientmodel, const std::string &title, int nProgress)
 {

src/qt/clientmodel.h

@@ -9,6 +9,7 @@
 #include <QDateTime>
 
 class AddressTableModel;
+class BanTableModel;
 class OptionsModel;
 class PeerTableModel;
 class TransactionTableModel;
@@ -44,6 +45,7 @@ public:
 
     OptionsModel *getOptionsModel();
     PeerTableModel *getPeerTableModel();
+    BanTableModel *getBanTableModel();
 
     //! Return number of connections, default is in- and outbound (total)
     int getNumConnections(unsigned int flags = CONNECTIONS_ALL) const;
@@ -72,6 +74,7 @@ public:
 private:
     OptionsModel *optionsModel;
     PeerTableModel *peerTableModel;
+    BanTableModel *banTableModel;
 
     int cachedNumBlocks;
     QDateTime cachedBlockDate;
@@ -99,6 +102,7 @@ public Q_SLOTS:
     void updateTimer();
     void updateNumConnections(int numConnections);
     void updateAlert(const QString &hash, int status);
+    void updateBanlist();
 };
 
 #endif // BITCOIN_QT_CLIENTMODEL_H

src/qt/forms/rpcconsole.ui

@@ -713,6 +713,11 @@
       </attribute>
       <layout class="QGridLayout" name="gridLayout_2">
        <item row="0" column="0" rowspan="2">
+        <layout class="QVBoxLayout" name="verticalLayout_101">
+         <property name="spacing">
+          <number>0</number>
+         </property>
+         <item>
           <widget class="QTableView" name="peerWidget">
            <property name="horizontalScrollBarPolicy">
             <enum>Qt::ScrollBarAsNeeded</enum>
@@ -725,6 +730,75 @@
            </attribute>
           </widget>
          </item>
+         <item>
+          <widget class="QLabel" name="banHeading">
+           <property name="sizePolicy">
+            <sizepolicy hsizetype="Preferred" vsizetype="Minimum">
+             <horstretch>0</horstretch>
+             <verstretch>0</verstretch>
+            </sizepolicy>
+           </property>
+           <property name="minimumSize">
+            <size>
+             <width>300</width>
+             <height>32</height>
+            </size>
+           </property>
+           <property name="maximumSize">
+            <size>
+             <width>16777215</width>
+             <height>32</height>
+            </size>
+           </property>
+           <property name="font">
+            <font>
+             <pointsize>14</pointsize>
+            </font>
+           </property>
+           <property name="cursor">
+            <cursorShape>IBeamCursor</cursorShape>
+           </property>
+           <property name="text">
+            <string>Banned peers</string>
+           </property>
+           <property name="alignment">
+            <set>Qt::AlignBottom|Qt::AlignLeading|Qt::AlignLeft</set>
+           </property>
+           <property name="wordWrap">
+            <bool>true</bool>
+           </property>
+           <property name="textInteractionFlags">
+            <set>Qt::LinksAccessibleByMouse|Qt::TextSelectableByKeyboard|Qt::TextSelectableByMouse</set>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <widget class="QTableView" name="banlistWidget">
+           <property name="sizePolicy">
+            <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
+             <horstretch>0</horstretch>
+             <verstretch>0</verstretch>
+            </sizepolicy>
+           </property>
+           <property name="maximumSize">
+            <size>
+             <width>16777215</width>
+             <height>16777215</height>
+            </size>
+           </property>
+           <property name="horizontalScrollBarPolicy">
+            <enum>Qt::ScrollBarAsNeeded</enum>
+           </property>
+           <property name="sortingEnabled">
+            <bool>true</bool>
+           </property>
+           <attribute name="horizontalHeaderHighlightSections">
+            <bool>false</bool>
+           </attribute>
+          </widget>
+         </item>
+        </layout>
+       </item>
        <item row="0" column="1">
         <widget class="QLabel" name="peerHeading">
          <property name="sizePolicy">

src/qt/rpcconsole.cpp

@@ -8,6 +8,7 @@
 #include "clientmodel.h"
 #include "guiutil.h"
 #include "platformstyle.h"
+#include "bantablemodel.h"
 
 #include "chainparams.h"
 #include "rpcserver.h"
@@ -351,6 +352,9 @@ void RPCConsole::setClientModel(ClientModel *model)
         ui->peerWidget->setColumnWidth(PeerTableModel::Subversion, SUBVERSION_COLUMN_WIDTH);
         ui->peerWidget->setColumnWidth(PeerTableModel::Ping, PING_COLUMN_WIDTH);
 
+        // set up ban table
+        ui->banlistWidget->setModel(model->getBanTableModel());
+
         // create context menu actions
         QAction* disconnectAction   = new QAction(tr("&Disconnect Node"), this);
         QAction* banAction1h        = new QAction(tr("&Ban Node for 1 hour"), this);
@@ -395,6 +399,12 @@ void RPCConsole::setClientModel(ClientModel *model)
         ui->buildDate->setText(model->formatBuildDate());
         ui->startupTime->setText(model->formatClientStartupTime());
         ui->networkName->setText(QString::fromStdString(Params().NetworkIDString()));
+
+        if (!clientModel->getBanTableModel()->shouldShow())
+        {
+            ui->banlistWidget->hide();
+            ui->banHeading->hide();
+        }
     }
 }
 
@@ -766,6 +776,9 @@ void RPCConsole::banSelectedNode(int bantime)
         CNode::Ban(CNetAddr(addr), bantime);
         bannedNode->CloseSocketDisconnect();
         clearSelectedNode();
+        ui->banlistWidget->setVisible(true);
+        ui->banHeading->setVisible(true);
+        clientModel->updateBanlist();
     }
 }