X-Git-Url: https://git.novaco.in/?a=blobdiff_plain;f=src%2Fqt%2Fwalletmodel.cpp;h=6cc023792d1950629e33d1fd14a1a3bc9406141f;hb=7cfbe1fee465e82ddbdc8ed17dfcce791bd765f5;hp=4ff2e0ab15f665722893622d69b71b85b8e5ff9e;hpb=5df0b03c950184b2e2fdbfc6e9f8075dcf81c75c;p=novacoin.git

diff --git a/src/qt/walletmodel.cpp b/src/qt/walletmodel.cpp
index 4ff2e0a..6cc0237 100644
--- a/src/qt/walletmodel.cpp
+++ b/src/qt/walletmodel.cpp
@@ -5,22 +5,16 @@
 #include "transactiontablemodel.h"
 
 #include "headers.h"
+#include "db.h" // for BackupWallet
 
-#include <QTimer>
 #include <QSet>
 
-WalletModel::WalletModel(CWallet *wallet, QObject *parent) :
-    QObject(parent), wallet(wallet), optionsModel(0), addressTableModel(0),
+WalletModel::WalletModel(CWallet *wallet, OptionsModel *optionsModel, QObject *parent) :
+    QObject(parent), wallet(wallet), optionsModel(optionsModel), addressTableModel(0),
     transactionTableModel(0),
-    cachedBalance(0), cachedUnconfirmedBalance(0), cachedNumTransactions(0)
+    cachedBalance(0), cachedUnconfirmedBalance(0), cachedNumTransactions(0),
+    cachedEncryptionStatus(Unencrypted)
 {
-    // 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);
-
-    optionsModel = new OptionsModel(wallet, this);
     addressTableModel = new AddressTableModel(wallet, this);
     transactionTableModel = new TransactionTableModel(wallet, this);
 }
@@ -38,7 +32,7 @@ qint64 WalletModel::getUnconfirmedBalance() const
 int WalletModel::getNumTransactions() const
 {
     int numTransactions = 0;
-    CRITICAL_BLOCK(wallet->cs_mapWallet)
+    CRITICAL_BLOCK(wallet->cs_wallet)
     {
         numTransactions = wallet->mapWallet.size();
     }
@@ -50,6 +44,7 @@ void WalletModel::update()
     qint64 newBalance = getBalance();
     qint64 newUnconfirmedBalance = getUnconfirmedBalance();
     int newNumTransactions = getNumTransactions();
+    EncryptionStatus newEncryptionStatus = getEncryptionStatus();
 
     if(cachedBalance != newBalance || cachedUnconfirmedBalance != newUnconfirmedBalance)
         emit balanceChanged(newBalance, newUnconfirmedBalance);
@@ -57,6 +52,9 @@ void WalletModel::update()
     if(cachedNumTransactions != newNumTransactions)
         emit numTransactionsChanged(newNumTransactions);
 
+    if(cachedEncryptionStatus != newEncryptionStatus)
+        emit encryptionStatusChanged(newEncryptionStatus);
+
     cachedBalance = newBalance;
     cachedUnconfirmedBalance = newUnconfirmedBalance;
     cachedNumTransactions = newNumTransactions;
@@ -64,11 +62,15 @@ void WalletModel::update()
     addressTableModel->update();
 }
 
-bool WalletModel::validateAddress(const QString &address)
+void WalletModel::updateAddressList()
 {
-    uint160 hash160 = 0;
+    addressTableModel->update();
+}
 
-    return AddressToHash160(address.toStdString(), hash160);
+bool WalletModel::validateAddress(const QString &address)
+{
+    CBitcoinAddress addressParsed(address.toStdString());
+    return addressParsed.IsValid();
 }
 
 WalletModel::SendCoinsReturn WalletModel::sendCoins(const QList<SendCoinsRecipient> &recipients)
@@ -85,9 +87,7 @@ WalletModel::SendCoinsReturn WalletModel::sendCoins(const QList<SendCoinsRecipie
     // Pre-check input data for validity
     foreach(const SendCoinsRecipient &rcp, recipients)
     {
-        uint160 hash160 = 0;
-
-        if(!AddressToHash160(rcp.address.toUtf8().constData(), hash160))
+        if(!validateAddress(rcp.address))
         {
             return InvalidAddress;
         }
@@ -116,7 +116,7 @@ WalletModel::SendCoinsReturn WalletModel::sendCoins(const QList<SendCoinsRecipie
     }
 
     CRITICAL_BLOCK(cs_main)
-    CRITICAL_BLOCK(wallet->cs_mapWallet)
+    CRITICAL_BLOCK(wallet->cs_wallet)
     {
         // Sendmany
         std::vector<std::pair<CScript, int64> > vecSend;
@@ -140,7 +140,7 @@ WalletModel::SendCoinsReturn WalletModel::sendCoins(const QList<SendCoinsRecipie
             }
             return TransactionCreationFailed;
         }
-        if(!ThreadSafeAskFee(nFeeRequired, tr("Sending...").toStdString(), NULL))
+        if(!ThreadSafeAskFee(nFeeRequired, tr("Sending...").toStdString()))
         {
             return Aborted;
         }
@@ -155,7 +155,7 @@ WalletModel::SendCoinsReturn WalletModel::sendCoins(const QList<SendCoinsRecipie
     foreach(const SendCoinsRecipient &rcp, recipients)
     {
         std::string strAddress = rcp.address.toStdString();
-        CRITICAL_BLOCK(wallet->cs_mapAddressBook)
+        CRITICAL_BLOCK(wallet->cs_wallet)
         {
             if (!wallet->mapAddressBook.count(strAddress))
                 wallet->SetAddressBookName(strAddress, rcp.label.toStdString());
@@ -180,4 +180,99 @@ TransactionTableModel *WalletModel::getTransactionTableModel()
     return transactionTableModel;
 }
 
+WalletModel::EncryptionStatus WalletModel::getEncryptionStatus() const
+{
+    if(!wallet->IsCrypted())
+    {
+        return Unencrypted;
+    }
+    else if(wallet->IsLocked())
+    {
+        return Locked;
+    }
+    else
+    {
+        return Unlocked;
+    }
+}
+
+bool WalletModel::setWalletEncrypted(bool encrypted, const SecureString &passphrase)
+{
+    if(encrypted)
+    {
+        // Encrypt
+        return wallet->EncryptWallet(passphrase);
+    }
+    else
+    {
+        // Decrypt -- TODO; not supported yet
+        return false;
+    }
+}
+
+bool WalletModel::setWalletLocked(bool locked, const SecureString &passPhrase)
+{
+    if(locked)
+    {
+        // Lock
+        return wallet->Lock();
+    }
+    else
+    {
+        // Unlock
+        return wallet->Unlock(passPhrase);
+    }
+}
+
+bool WalletModel::changePassphrase(const SecureString &oldPass, const SecureString &newPass)
+{
+    bool retval;
+    CRITICAL_BLOCK(wallet->cs_wallet)
+    {
+        wallet->Lock(); // Make sure wallet is locked before attempting pass change
+        retval = wallet->ChangeWalletPassphrase(oldPass, newPass);
+    }
+    return retval;
+}
+
+bool WalletModel::backupWallet(const QString &filename)
+{
+    return BackupWallet(*wallet, filename.toLocal8Bit().data());
+}
 
+// WalletModel::UnlockContext implementation
+WalletModel::UnlockContext WalletModel::requestUnlock()
+{
+    bool was_locked = getEncryptionStatus() == Locked;
+    if(was_locked)
+    {
+        // Request UI to unlock wallet
+        emit requireUnlock();
+    }
+    // If wallet is still locked, unlock was failed or cancelled, mark context as invalid
+    bool valid = getEncryptionStatus() != Locked;
+
+    return UnlockContext(this, valid, was_locked);
+}
+
+WalletModel::UnlockContext::UnlockContext(WalletModel *wallet, bool valid, bool relock):
+        wallet(wallet),
+        valid(valid),
+        relock(relock)
+{
+}
+
+WalletModel::UnlockContext::~UnlockContext()
+{
+    if(valid && relock)
+    {
+        wallet->setWalletLocked(true);
+    }
+}
+
+void WalletModel::UnlockContext::CopyFrom(const UnlockContext& rhs)
+{
+    // Transfer context; old object no longer relocks wallet
+    *this = rhs;
+    rhs.relock = false;
+}