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Diffstat (limited to 'src/qt/signverifymessagedialog.cpp')
-rw-r--r--src/qt/signverifymessagedialog.cpp274
1 files changed, 274 insertions, 0 deletions
diff --git a/src/qt/signverifymessagedialog.cpp b/src/qt/signverifymessagedialog.cpp
new file mode 100644
index 0000000000..f8edbf80ea
--- /dev/null
+++ b/src/qt/signverifymessagedialog.cpp
@@ -0,0 +1,274 @@
+#include "signverifymessagedialog.h"
+#include "ui_signverifymessagedialog.h"
+
+#include "addressbookpage.h"
+#include "base58.h"
+#include "guiutil.h"
+#include "init.h"
+#include "main.h"
+#include "optionsmodel.h"
+#include "walletmodel.h"
+#include "wallet.h"
+
+#include <string>
+#include <vector>
+
+#include <QClipboard>
+
+SignVerifyMessageDialog::SignVerifyMessageDialog(QWidget *parent) :
+ QDialog(parent),
+ ui(new Ui::SignVerifyMessageDialog),
+ model(0)
+{
+ ui->setupUi(this);
+
+#if (QT_VERSION >= 0x040700)
+ /* Do not move this to the XML file, Qt before 4.7 will choke on it */
+ ui->addressIn_SM->setPlaceholderText(tr("Enter a Bitcoin address (e.g. 1NS17iag9jJgTHD1VXjvLCEnZuQ3rJDE9L)"));
+ ui->signatureOut_SM->setPlaceholderText(tr("Click \"Sign Message\" to generate signature"));
+
+ ui->addressIn_VM->setPlaceholderText(tr("Enter a Bitcoin address (e.g. 1NS17iag9jJgTHD1VXjvLCEnZuQ3rJDE9L)"));
+ ui->signatureIn_VM->setPlaceholderText(tr("Enter Bitcoin signature"));
+#endif
+
+ GUIUtil::setupAddressWidget(ui->addressIn_SM, this);
+ GUIUtil::setupAddressWidget(ui->addressIn_VM, this);
+
+ ui->addressIn_SM->installEventFilter(this);
+ ui->messageIn_SM->installEventFilter(this);
+ ui->signatureOut_SM->installEventFilter(this);
+ ui->addressIn_VM->installEventFilter(this);
+ ui->messageIn_VM->installEventFilter(this);
+ ui->signatureIn_VM->installEventFilter(this);
+
+ ui->signatureOut_SM->setFont(GUIUtil::bitcoinAddressFont());
+ ui->signatureIn_VM->setFont(GUIUtil::bitcoinAddressFont());
+}
+
+SignVerifyMessageDialog::~SignVerifyMessageDialog()
+{
+ delete ui;
+}
+
+void SignVerifyMessageDialog::setModel(WalletModel *model)
+{
+ this->model = model;
+}
+
+void SignVerifyMessageDialog::setAddress_SM(QString address)
+{
+ ui->addressIn_SM->setText(address);
+ ui->messageIn_SM->setFocus();
+}
+
+void SignVerifyMessageDialog::setAddress_VM(QString address)
+{
+ ui->addressIn_VM->setText(address);
+ ui->messageIn_VM->setFocus();
+}
+
+void SignVerifyMessageDialog::showTab_SM(bool fShow)
+{
+ ui->tabWidget->setCurrentIndex(0);
+
+ if (fShow)
+ this->show();
+}
+
+void SignVerifyMessageDialog::showTab_VM(bool fShow)
+{
+ ui->tabWidget->setCurrentIndex(1);
+ if (fShow)
+ this->show();
+}
+
+void SignVerifyMessageDialog::on_addressBookButton_SM_clicked()
+{
+ if (model && model->getAddressTableModel())
+ {
+ AddressBookPage dlg(AddressBookPage::ForSending, AddressBookPage::ReceivingTab, this);
+ dlg.setModel(model->getAddressTableModel());
+ if (dlg.exec())
+ {
+ setAddress_SM(dlg.getReturnValue());
+ }
+ }
+}
+
+void SignVerifyMessageDialog::on_pasteButton_SM_clicked()
+{
+ setAddress_SM(QApplication::clipboard()->text());
+}
+
+void SignVerifyMessageDialog::on_signMessageButton_SM_clicked()
+{
+ /* Clear old signature to ensure users don't get confused on error with an old signature displayed */
+ ui->signatureOut_SM->clear();
+
+ CBitcoinAddress addr(ui->addressIn_SM->text().toStdString());
+ if (!addr.IsValid())
+ {
+ ui->addressIn_SM->setValid(false);
+ ui->statusLabel_SM->setStyleSheet("QLabel { color: red; }");
+ ui->statusLabel_SM->setText(tr("The entered address is invalid.") + QString(" ") + tr("Please check the address and try again."));
+ return;
+ }
+ CKeyID keyID;
+ if (!addr.GetKeyID(keyID))
+ {
+ ui->addressIn_SM->setValid(false);
+ ui->statusLabel_SM->setStyleSheet("QLabel { color: red; }");
+ ui->statusLabel_SM->setText(tr("The entered address does not refer to a key.") + QString(" ") + tr("Please check the address and try again."));
+ return;
+ }
+
+ WalletModel::UnlockContext ctx(model->requestUnlock());
+ if (!ctx.isValid())
+ {
+ ui->statusLabel_SM->setStyleSheet("QLabel { color: red; }");
+ ui->statusLabel_SM->setText(tr("Wallet unlock was canceled."));
+ return;
+ }
+
+ CKey key;
+ if (!pwalletMain->GetKey(keyID, key))
+ {
+ ui->statusLabel_SM->setStyleSheet("QLabel { color: red; }");
+ ui->statusLabel_SM->setText(tr("Private key for the entered address is not available."));
+ return;
+ }
+
+ CDataStream ss(SER_GETHASH, 0);
+ ss << strMessageMagic;
+ ss << ui->messageIn_SM->document()->toPlainText().toStdString();
+
+ std::vector<unsigned char> vchSig;
+ if (!key.SignCompact(Hash(ss.begin(), ss.end()), vchSig))
+ {
+ ui->statusLabel_SM->setStyleSheet("QLabel { color: red; }");
+ ui->statusLabel_SM->setText(QString("<nobr>") + tr("Message signing failed.") + QString("</nobr>"));
+ return;
+ }
+
+ ui->statusLabel_SM->setStyleSheet("QLabel { color: green; }");
+ ui->statusLabel_SM->setText(QString("<nobr>") + tr("Message signed.") + QString("</nobr>"));
+
+ ui->signatureOut_SM->setText(QString::fromStdString(EncodeBase64(&vchSig[0], vchSig.size())));
+}
+
+void SignVerifyMessageDialog::on_copySignatureButton_SM_clicked()
+{
+ QApplication::clipboard()->setText(ui->signatureOut_SM->text());
+}
+
+void SignVerifyMessageDialog::on_clearButton_SM_clicked()
+{
+ ui->addressIn_SM->clear();
+ ui->messageIn_SM->clear();
+ ui->signatureOut_SM->clear();
+ ui->statusLabel_SM->clear();
+
+ ui->addressIn_SM->setFocus();
+}
+
+void SignVerifyMessageDialog::on_addressBookButton_VM_clicked()
+{
+ if (model && model->getAddressTableModel())
+ {
+ AddressBookPage dlg(AddressBookPage::ForSending, AddressBookPage::SendingTab, this);
+ dlg.setModel(model->getAddressTableModel());
+ if (dlg.exec())
+ {
+ setAddress_VM(dlg.getReturnValue());
+ }
+ }
+}
+
+void SignVerifyMessageDialog::on_verifyMessageButton_VM_clicked()
+{
+ CBitcoinAddress addr(ui->addressIn_VM->text().toStdString());
+ if (!addr.IsValid())
+ {
+ ui->addressIn_VM->setValid(false);
+ ui->statusLabel_VM->setStyleSheet("QLabel { color: red; }");
+ ui->statusLabel_VM->setText(tr("The entered address is invalid.") + QString(" ") + tr("Please check the address and try again."));
+ return;
+ }
+ CKeyID keyID;
+ if (!addr.GetKeyID(keyID))
+ {
+ ui->addressIn_VM->setValid(false);
+ ui->statusLabel_VM->setStyleSheet("QLabel { color: red; }");
+ ui->statusLabel_VM->setText(tr("The entered address does not refer to a key.") + QString(" ") + tr("Please check the address and try again."));
+ return;
+ }
+
+ bool fInvalid = false;
+ std::vector<unsigned char> vchSig = DecodeBase64(ui->signatureIn_VM->text().toStdString().c_str(), &fInvalid);
+
+ if (fInvalid)
+ {
+ ui->signatureIn_VM->setValid(false);
+ ui->statusLabel_VM->setStyleSheet("QLabel { color: red; }");
+ ui->statusLabel_VM->setText(tr("The signature could not be decoded.") + QString(" ") + tr("Please check the signature and try again."));
+ return;
+ }
+
+ CDataStream ss(SER_GETHASH, 0);
+ ss << strMessageMagic;
+ ss << ui->messageIn_VM->document()->toPlainText().toStdString();
+
+ CKey key;
+ if (!key.SetCompactSignature(Hash(ss.begin(), ss.end()), vchSig))
+ {
+ ui->signatureIn_VM->setValid(false);
+ ui->statusLabel_VM->setStyleSheet("QLabel { color: red; }");
+ ui->statusLabel_VM->setText(tr("The signature did not match the message digest.") + QString(" ") + tr("Please check the signature and try again."));
+ return;
+ }
+
+ if (!(CBitcoinAddress(key.GetPubKey().GetID()) == addr))
+ {
+ ui->statusLabel_VM->setStyleSheet("QLabel { color: red; }");
+ ui->statusLabel_VM->setText(QString("<nobr>") + tr("Message verification failed.") + QString("</nobr>"));
+ return;
+ }
+
+ ui->statusLabel_VM->setStyleSheet("QLabel { color: green; }");
+ ui->statusLabel_VM->setText(QString("<nobr>") + tr("Message verified.") + QString("</nobr>"));
+}
+
+void SignVerifyMessageDialog::on_clearButton_VM_clicked()
+{
+ ui->addressIn_VM->clear();
+ ui->signatureIn_VM->clear();
+ ui->messageIn_VM->clear();
+ ui->statusLabel_VM->clear();
+
+ ui->addressIn_VM->setFocus();
+}
+
+bool SignVerifyMessageDialog::eventFilter(QObject *object, QEvent *event)
+{
+ if (event->type() == QEvent::MouseButtonPress || event->type() == QEvent::FocusIn)
+ {
+ if (ui->tabWidget->currentIndex() == 0)
+ {
+ /* Clear status message on focus change */
+ ui->statusLabel_SM->clear();
+
+ /* Select generated signature */
+ if (object == ui->signatureOut_SM)
+ {
+ ui->signatureOut_SM->selectAll();
+ return true;
+ }
+ }
+ else if (ui->tabWidget->currentIndex() == 1)
+ {
+ /* Clear status message on focus change */
+ ui->statusLabel_VM->clear();
+ }
+ }
+ return QDialog::eventFilter(object, event);
+}