/**
* Try to unlock the wallet. If a passphrase is needed, a dialog is shown
* until the correct one is entered or the user cancels the action. In the
* latter case, UnlockFailure is thrown.
* @throws UnlockFailure if the user cancels the unlock.
*/
void
NMC_WalletUnlocker::unlock ()
{
std::string pwd;
qDebug () << "Trying to unlock the Namecoin wallet.";
/* If we need a password, show the dialog. */
if (nc.needWalletPassphrase ())
{
OTPassword otPwd;
MTDlgPassword dlg (nullptr, otPwd);
dlg.setDisplay ("Your Namecoin wallet is locked. For the operations to"
" proceed, please enter the passphrase to temporarily"
" unlock the wallet.");
const int res = dlg.exec ();
/* Return code is 0 for cancel button or closing the window.
It is 1 in case of ok. */
if (res == 0)
{
qDebug () << "Wallet unlock was cancelled.";
throw UnlockFailure("Wallet unlock was cancelled.");
}
dlg.extractPassword ();
pwd = otPwd.getPassword ();
}
/* Now try to unlock. If the passphrase is wrong, retry by a tail-recursive
call to unlock(). */
try
{
unlocker.unlock (pwd);
qDebug () << "Unlock successful (or not necessary).";
}
catch (const nmcrpc::NamecoinInterface::UnlockFailure& exc)
{
qDebug () << "Wrong passphrase, retrying.";
unlock ();
}
catch (const nmcrpc::JsonRpc::RpcError& exc)
{
qDebug () << "NMC RPC Error " << exc.getErrorCode ()
<< ": " << exc.getErrorMessage ().c_str ();
}
catch (const std::exception& exc)
{
qDebug () << "Error: " << exc.what ();
}
}
void MTPasswordCallback::runOne(const char * szDisplay, OTPassword & theOutput)
{
if (NULL == szDisplay)
{
qDebug() << QString("MTPasswordCallback::runOne: Failure: szDisplay (telling you why to enter password) is NULL!");
return;
}
// MTDlgPassword * pDlg = new MTDlgPassword(NULL, theOutput);
MTDlgPassword * pDlg = new MTDlgPassword(Moneychanger::It(), theOutput);
pDlg->setAttribute(Qt::WA_DeleteOnClose);
QString qstrDisplay(szDisplay);
pDlg->setDisplay(qstrDisplay);
pDlg->exec();
}
