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[gui] Load PSBT from clipboard

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This commit is contained in:
Glenn Willen
2020-01-31 15:59:57 -08:00
parent a6cb0b0c29
commit 11a0ffb29d
6 changed files with 38 additions and 19 deletions
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36
src/qt/walletview.cpp
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@@ -28,6 +28,8 @@
#include <QAction>
#include <QActionGroup>
#include <QApplication>
#include <QClipboard>
#include <QFileDialog>
#include <QHBoxLayout>
#include <QProgressDialog>
@@ -205,23 +207,35 @@ void WalletView::gotoVerifyMessageTab(QString addr)
signVerifyMessageDialog->setAddress_VM(addr);
}
void WalletView::gotoLoadPSBT()
void WalletView::gotoLoadPSBT(bool from_clipboard)
{
QString filename = GUIUtil::getOpenFileName(this,
tr("Load Transaction Data"), QString(),
tr("Partially Signed Transaction (*.psbt)"), nullptr);
if (filename.isEmpty()) return;
if (GetFileSize(filename.toLocal8Bit().data(), MAX_FILE_SIZE_PSBT) == MAX_FILE_SIZE_PSBT) {
Q_EMIT message(tr("Error"), tr("PSBT file must be smaller than 100 MiB"), CClientUIInterface::MSG_ERROR);
return;
std::string data;
if (from_clipboard) {
std::string raw = QApplication::clipboard()->text().toStdString();
bool invalid;
data = DecodeBase64(raw, &invalid);
if (invalid) {
Q_EMIT message(tr("Error"), tr("Unable to decode PSBT from clipboard (invalid base64)"), CClientUIInterface::MSG_ERROR);
return;
}
} else {
QString filename = GUIUtil::getOpenFileName(this,
tr("Load Transaction Data"), QString(),
tr("Partially Signed Transaction (*.psbt)"), nullptr);
if (filename.isEmpty()) return;
if (GetFileSize(filename.toLocal8Bit().data(), MAX_FILE_SIZE_PSBT) == MAX_FILE_SIZE_PSBT) {
Q_EMIT message(tr("Error"), tr("PSBT file must be smaller than 100 MiB"), CClientUIInterface::MSG_ERROR);
return;
}
std::ifstream in(filename.toLocal8Bit().data(), std::ios::binary);
data = std::string(std::istreambuf_iterator<char>{in}, {});
}
std::ifstream in(filename.toLocal8Bit().data(), std::ios::binary);
std::string data(std::istreambuf_iterator<char>{in}, {});
std::string error;
PartiallySignedTransaction psbtx;
if (!DecodeRawPSBT(psbtx, data, error)) {
Q_EMIT message(tr("Error"), tr("Unable to decode PSBT file") + "\n" + QString::fromStdString(error), CClientUIInterface::MSG_ERROR);
Q_EMIT message(tr("Error"), tr("Unable to decode PSBT") + "\n" + QString::fromStdString(error), CClientUIInterface::MSG_ERROR);
return;
}