qt: move bitcoin URI formatting to guiutil

Follow the same pattern as the parseBitcoinURI function.
This commit is contained in:
Wladimir J. van der Laan 2013-10-18 14:03:17 +02:00
parent 8a7f37c797
commit 786b066f03
3 changed files with 56 additions and 57 deletions

View File

@ -153,6 +153,34 @@ bool parseBitcoinURI(QString uri, SendCoinsRecipient *out)
return parseBitcoinURI(uriInstance, out);
}
QString formatBitcoinURI(const SendCoinsRecipient &info)
{
QString ret = QString("bitcoin:%1").arg(info.address);
int paramCount = 0;
if (info.amount)
{
ret += QString("?amount=%1").arg(BitcoinUnits::format(BitcoinUnits::BTC, info.amount));
paramCount++;
}
if (!info.label.isEmpty())
{
QString lbl(QUrl::toPercentEncoding(info.label));
ret += QString("%1label=%2").arg(paramCount == 0 ? "?" : "&").arg(lbl);
paramCount++;
}
if (!info.message.isEmpty())
{
QString msg(QUrl::toPercentEncoding(info.message));;
ret += QString("%1message=%2").arg(paramCount == 0 ? "?" : "&").arg(msg);
paramCount++;
}
return ret;
}
bool isDust(const QString& address, qint64 amount)
{
CTxDestination dest = CBitcoinAddress(address.toStdString()).Get();

View File

@ -35,6 +35,7 @@ namespace GUIUtil
// See Bitcoin URI definition discussion here: https://bitcointalk.org/index.php?topic=33490.0
bool parseBitcoinURI(const QUrl &uri, SendCoinsRecipient *out);
bool parseBitcoinURI(QString uri, SendCoinsRecipient *out);
QString formatBitcoinURI(const SendCoinsRecipient &info);
// Returns true if given address+amount meets "dust" definition
bool isDust(const QString& address, qint64 amount);

View File

@ -112,14 +112,19 @@ void ReceiveRequestDialog::setModel(OptionsModel *model)
void ReceiveRequestDialog::genCode()
{
QString uri = getURI();
QString uri = GUIUtil::formatBitcoinURI(info);
ui->btnSaveAs->setEnabled(false);
ui->outUri->setPlainText(uri);
#ifdef USE_QRCODE
if (uri != "")
{
ui->lblQRCode->setText("");
#ifdef USE_QRCODE
ui->lblQRCode->setText("");
if(!uri.isEmpty())
{
// limit URI length
if (uri.length() > MAX_URI_LENGTH)
{
ui->lblQRCode->setText(tr("Resulting URI too long, try to reduce the text for label / message."));
} else {
QRcode *code = QRcode_encodeString(uri.toUtf8().constData(), 0, QR_ECLEVEL_L, QR_MODE_8, 1);
if (!code)
{
@ -142,45 +147,10 @@ void ReceiveRequestDialog::genCode()
ui->lblQRCode->setPixmap(QPixmap::fromImage(myImage).scaled(300, 300));
ui->btnSaveAs->setEnabled(true);
}
}
#endif
}
QString ReceiveRequestDialog::getURI()
{
QString ret = QString("bitcoin:%1").arg(info.address);
int paramCount = 0;
if (ui->lnReqAmount->validate())
{
// even if we allow a non BTC unit input in lnReqAmount, we generate the URI with BTC as unit (as defined in BIP21)
ret += QString("?amount=%1").arg(BitcoinUnits::format(BitcoinUnits::BTC, ui->lnReqAmount->value()));
paramCount++;
}
if (!ui->lnLabel->text().isEmpty())
{
QString lbl(QUrl::toPercentEncoding(ui->lnLabel->text()));
ret += QString("%1label=%2").arg(paramCount == 0 ? "?" : "&").arg(lbl);
paramCount++;
}
if (!ui->lnMessage->text().isEmpty())
{
QString msg(QUrl::toPercentEncoding(ui->lnMessage->text()));
ret += QString("%1message=%2").arg(paramCount == 0 ? "?" : "&").arg(msg);
paramCount++;
}
// limit URI length
if (ret.length() > MAX_URI_LENGTH)
{
ui->lblQRCode->setText(tr("Resulting URI too long, try to reduce the text for label / message."));
return QString("");
}
return ret;
}
void ReceiveRequestDialog::on_lnReqAmount_textChanged()
{
genCode();