#include "clientmodel.h"
-#include "main.h"
#include "guiconstants.h"
#include "optionsmodel.h"
#include "addresstablemodel.h"
#include "transactiontablemodel.h"
+#include "alert.h"
+#include "main.h"
+#include "ui_interface.h"
+
+#include <QDateTime>
#include <QTimer>
-ClientModel::ClientModel(QObject *parent) :
- QObject(parent), optionsModel(0), addressTableModel(0),
- transactionTableModel(0)
+extern double GetPoSKernelPS();
+extern double GetDifficulty(const CBlockIndex* blockindex);
+
+static const int64_t nClientStartupTime = GetTime();
+
+ClientModel::ClientModel(OptionsModel *optionsModel, QObject *parent) :
+ QObject(parent), optionsModel(optionsModel),
+ cachedNumBlocks(0), cachedNumBlocksOfPeers(0), pollTimer(0)
{
- // Until signal notifications is built into the bitcoin core,
- // simply update everything after polling using a timer.
- QTimer *timer = new QTimer(this);
- connect(timer, SIGNAL(timeout()), this, SLOT(update()));
- timer->start(MODEL_UPDATE_DELAY);
+ numBlocksAtStartup = -1;
- optionsModel = new OptionsModel(this);
- addressTableModel = new AddressTableModel(this);
- transactionTableModel = new TransactionTableModel(this);
+ pollTimer = new QTimer(this);
+ pollTimer->setInterval(MODEL_UPDATE_DELAY);
+ pollTimer->start();
+ connect(pollTimer, SIGNAL(timeout()), this, SLOT(updateTimer()));
+
+ subscribeToCoreSignals();
}
-qint64 ClientModel::getBalance() const
+ClientModel::~ClientModel()
{
- return GetBalance();
+ unsubscribeFromCoreSignals();
}
-QString ClientModel::getAddress() const
+double ClientModel::getPoSKernelPS()
{
- std::vector<unsigned char> vchPubKey;
- if (CWalletDB("r").ReadDefaultKey(vchPubKey))
- {
- return QString::fromStdString(PubKeyToAddress(vchPubKey));
- }
+ return GetPoSKernelPS();
+}
+
+double ClientModel::getDifficulty(bool fProofofStake)
+{
+ if (fProofofStake)
+ return GetDifficulty(GetLastBlockIndex(pindexBest,true));
else
- {
- return QString();
- }
+ return GetDifficulty(GetLastBlockIndex(pindexBest,false));
}
-int ClientModel::getNumConnections() const
+int ClientModel::getNumConnections(uint8_t flags) const
{
- return vNodes.size();
+ LOCK(cs_vNodes);
+ if (flags == CONNECTIONS_ALL) // Shortcut if we want total
+ return (int)(vNodes.size());
+
+ int nNum = 0;
+ BOOST_FOREACH(CNode* pnode, vNodes)
+ if (flags & (pnode->fInbound ? CONNECTIONS_IN : CONNECTIONS_OUT))
+ nNum++;
+
+ return nNum;
}
int ClientModel::getNumBlocks() const
return nBestHeight;
}
-int ClientModel::getNumTransactions() const
+int ClientModel::getNumBlocksAtStartup()
{
- int numTransactions = 0;
- CRITICAL_BLOCK(cs_mapWallet)
- {
- numTransactions = mapWallet.size();
- }
- return numTransactions;
+ if (numBlocksAtStartup == -1) numBlocksAtStartup = getNumBlocks();
+ return numBlocksAtStartup;
}
-void ClientModel::update()
+quint64 ClientModel::getTotalBytesRecv() const
{
- // Plainly emit all signals for now. To be more efficient this should check
- // whether the values actually changed first.
- emit balanceChanged(getBalance());
- emit addressChanged(getAddress());
- emit numConnectionsChanged(getNumConnections());
- emit numBlocksChanged(getNumBlocks());
- emit numTransactionsChanged(getNumTransactions());
+ return CNode::GetTotalBytesRecv();
}
-void ClientModel::setAddress(const QString &defaultAddress)
+quint64 ClientModel::getTotalBytesSent() const
{
- uint160 hash160;
- std::string strAddress = defaultAddress.toStdString();
- if (!AddressToHash160(strAddress, hash160))
- return;
- if (!mapPubKeys.count(hash160))
- return;
- CWalletDB().WriteDefaultKey(mapPubKeys[hash160]);
+ return CNode::GetTotalBytesSent();
}
-ClientModel::StatusCode ClientModel::sendCoins(const QString &payTo, qint64 payAmount)
+QDateTime ClientModel::getLastBlockDate() const
{
- uint160 hash160 = 0;
- bool valid = false;
+ if (pindexBest)
+ return QDateTime::fromTime_t(pindexBest->GetBlockTime());
+ else
+ return QDateTime::fromTime_t(1360105017); // Genesis block's time
+}
- if(!AddressToHash160(payTo.toUtf8().constData(), hash160))
- {
- return InvalidAddress;
- }
+void ClientModel::updateTimer()
+{
+ // Some quantities (such as number of blocks) change so fast that we don't want to be notified for each change.
+ // Periodically check and update with a timer.
+ int newNumBlocks = getNumBlocks();
+ int newNumBlocksOfPeers = getNumBlocksOfPeers();
- if(payAmount <= 0)
+ if(cachedNumBlocks != newNumBlocks || cachedNumBlocksOfPeers != newNumBlocksOfPeers)
{
- return InvalidAmount;
- }
+ cachedNumBlocks = newNumBlocks;
+ cachedNumBlocksOfPeers = newNumBlocksOfPeers;
- if(payAmount > getBalance())
- {
- return AmountExceedsBalance;
+ emit numBlocksChanged(newNumBlocks, newNumBlocksOfPeers);
}
- if((payAmount + nTransactionFee) > getBalance())
- {
- return AmountWithFeeExceedsBalance;
- }
+ emit bytesChanged(getTotalBytesRecv(), getTotalBytesSent());
+}
- CRITICAL_BLOCK(cs_main)
- {
- // Send to bitcoin address
- CWalletTx wtx;
- CScript scriptPubKey;
- scriptPubKey << OP_DUP << OP_HASH160 << hash160 << OP_EQUALVERIFY << OP_CHECKSIG;
+void ClientModel::updateNumConnections(int numConnections)
+{
+ emit numConnectionsChanged(numConnections);
+}
- std::string strError = SendMoney(scriptPubKey, payAmount, wtx, true);
- if (strError == "")
- {
- return OK;
- }
- else if (strError == "ABORTED")
- {
- return Aborted;
- }
- else
+void ClientModel::updateAlert(const QString &hash, int status)
+{
+ // Show error message notification for new alert
+ if(status == CT_NEW)
+ {
+ uint256 hash_256;
+ hash_256.SetHex(hash.toStdString());
+ CAlert alert = CAlert::getAlertByHash(hash_256);
+ if(!alert.IsNull())
{
- emit error(tr("Sending..."), QString::fromStdString(strError));
- return MiscError;
+ emit error(tr("Network Alert"), QString::fromStdString(alert.strStatusBar), false);
}
}
- // Add addresses that we've sent to to the address book
- std::string strAddress = payTo.toStdString();
- CRITICAL_BLOCK(cs_mapAddressBook)
- if (!mapAddressBook.count(strAddress))
- SetAddressBookName(strAddress, "");
- return OK;
+ // Emit a numBlocksChanged when the status message changes,
+ // so that the view recomputes and updates the status bar.
+ emit numBlocksChanged(getNumBlocks(), getNumBlocksOfPeers());
+}
+
+bool ClientModel::isTestNet() const
+{
+ return fTestNet;
}
bool ClientModel::inInitialBlockDownload() const
return IsInitialBlockDownload();
}
+int ClientModel::getNumBlocksOfPeers() const
+{
+ return GetNumBlocksOfPeers();
+}
+
+QString ClientModel::getStatusBarWarnings() const
+{
+ return QString::fromStdString(GetWarnings("statusbar"));
+}
+
OptionsModel *ClientModel::getOptionsModel()
{
return optionsModel;
}
-AddressTableModel *ClientModel::getAddressTableModel()
+QString ClientModel::formatFullVersion() const
+{
+ return QString::fromStdString(FormatFullVersion());
+}
+
+QString ClientModel::formatBuildDate() const
+{
+ return QString::fromStdString(CLIENT_DATE);
+}
+
+QString ClientModel::clientName() const
+{
+ return QString::fromStdString(CLIENT_NAME);
+}
+
+QString ClientModel::formatClientStartupTime() const
+{
+ return QDateTime::fromTime_t(nClientStartupTime).toString();
+}
+
+// Handlers for core signals
+static void NotifyBlocksChanged(ClientModel *clientmodel)
+{
+ // This notification is too frequent. Don't trigger a signal.
+ // Don't remove it, though, as it might be useful later.
+}
+
+static void NotifyNumConnectionsChanged(ClientModel *clientmodel, int newNumConnections)
+{
+ // Too noisy: OutputDebugStringF("NotifyNumConnectionsChanged %i\n", newNumConnections);
+ QMetaObject::invokeMethod(clientmodel, "updateNumConnections", Qt::QueuedConnection,
+ Q_ARG(int, newNumConnections));
+}
+
+static void NotifyAlertChanged(ClientModel *clientmodel, const uint256 &hash, ChangeType status)
+{
+ OutputDebugStringF("NotifyAlertChanged %s status=%i\n", hash.GetHex().c_str(), status);
+ QMetaObject::invokeMethod(clientmodel, "updateAlert", Qt::QueuedConnection,
+ Q_ARG(QString, QString::fromStdString(hash.GetHex())),
+ Q_ARG(int, status));
+}
+
+void ClientModel::subscribeToCoreSignals()
{
- return addressTableModel;
+ // Connect signals to client
+ uiInterface.NotifyBlocksChanged.connect(boost::bind(NotifyBlocksChanged, this));
+ uiInterface.NotifyNumConnectionsChanged.connect(boost::bind(NotifyNumConnectionsChanged, this, _1));
+ uiInterface.NotifyAlertChanged.connect(boost::bind(NotifyAlertChanged, this, _1, _2));
}
-TransactionTableModel *ClientModel::getTransactionTableModel()
+void ClientModel::unsubscribeFromCoreSignals()
{
- return transactionTableModel;
+ // Disconnect signals from client
+ uiInterface.NotifyBlocksChanged.disconnect(boost::bind(NotifyBlocksChanged, this));
+ uiInterface.NotifyNumConnectionsChanged.disconnect(boost::bind(NotifyNumConnectionsChanged, this, _1));
+ uiInterface.NotifyAlertChanged.disconnect(boost::bind(NotifyAlertChanged, this, _1, _2));
}