try:
proc = zbar.Processor()
proc.init(video_device=self.video_device())
+ except zbar.UnsupportedError:
+ return False
except zbar.SystemError:
# Cannot open video device
pass
self.win = self.gui.main_window
self.win.raw_transaction_menu.addAction(_("&From QR code"), self.read_raw_qr)
- def init_transaction_dialog(self, dialog, buttons):
- print dialog, buttons
- #if not wallet.seed:
- b = QPushButton(_("Show QR code"))
- b.clicked.connect(self.show_raw_qr)
- buttons.insertWidget(1,b)
-
- def load_wallet(self, wallet):
- b = QPushButton(_("Scan QR code"))
- b.clicked.connect(self.fill_from_qr)
- self.send_tab_grid.addWidget(b, 1, 5)
- self.send_tab_grid.setColumnStretch(5, 0)
- self.send_tab_grid.setColumnStretch(6, 1)
-
def is_available(self):
return self._is_available
- def create_send_tab(self, grid):
- self.send_tab_grid = grid
+ def scan_qr_hook(self, func):
+ data = self.scan_qr()
+ if type(data) != str:
+ return
+ func(data)
def scan_qr(self):
proc = zbar.Processor()
continue
return r.data
- def show_raw_qr(self):
- r = self.win.read_send_tab()
- if not r:
- return
-
- outputs, fee, label, coins = r
- try:
- tx = self.win.wallet.make_unsigned_transaction(outputs, fee, None, None, coins)
- except Exception as e:
- self.win.show_message(str(e))
- return
-
- if tx.requires_fee(self.win.wallet.verifier) and fee < MIN_RELAY_TX_FEE:
- QMessageBox.warning(self.win, _('Error'), _("This transaction requires a higher fee, or it will not be propagated by the network."), _('OK'))
- return
-
- try:
- out = {
- "hex" : tx.hash(),
- "complete" : "false"
- }
-
- input_info = []
-
- except Exception as e:
- self.win.show_message(str(e))
-
- try:
- json_text = json.dumps(tx.as_dict()).replace(' ', '')
- self.show_tx_qrcode(json_text, 'Unsigned Transaction')
- except Exception as e:
- self.win.show_message(str(e))
-
- def show_tx_qrcode(self, data, title):
- if not data: return
- d = QDialog(self.win)
- d.setModal(1)
- d.setWindowTitle(title)
- d.setMinimumSize(250, 525)
- vbox = QVBoxLayout()
- qrw = QRCodeWidget(data)
- vbox.addWidget(qrw, 0)
- hbox = QHBoxLayout()
- hbox.addStretch(1)
-
- def print_qr(self):
- filename = "qrcode.bmp"
- electrum_gui.bmp.save_qrcode(qrw.qr, filename)
- QMessageBox.information(None, _('Message'), _("QR code saved to file") + " " + filename, _('OK'))
-
- b = QPushButton(_("Save"))
- hbox.addWidget(b)
- b.clicked.connect(print_qr)
-
- b = QPushButton(_("Close"))
- hbox.addWidget(b)
- b.clicked.connect(d.accept)
- b.setDefault(True)
-
- vbox.addLayout(hbox, 1)
- d.setLayout(vbox)
- d.exec_()
def read_raw_qr(self):
qrcode = self.scan_qr()
if not qrcode:
return
- tx = self.win.tx_from_text(qrcode)
+ data = qrcode
+
+ # transactions are binary, but qrcode seems to return utf8...
+ z = data.decode('utf8')
+ s = ''
+ for b in z:
+ s += chr(ord(b))
+ data = s.encode('hex')
+ tx = self.win.tx_from_text(data)
if not tx:
return
self.win.show_transaction(tx)
-
- def fill_from_qr(self):
- qrcode = parse_uri(self.scan_qr())
- if not qrcode:
- return
-
- if 'address' in qrcode:
- self.win.payto_e.setText(qrcode['address'])
- if 'amount' in qrcode:
- self.win.amount_e.setText(str(qrcode['amount']))
- if 'label' in qrcode:
- self.win.message_e.setText(qrcode['label'])
- if 'message' in qrcode:
- self.win.message_e.setText("%s (%s)" % (self.win.message_e.text(), qrcode['message']))
-
def video_device(self):
device = self.config.get("video_device", "default")
if device == 'default':
if self.config.get("video_device") == "default":
self.video_device_edit.setText("")
else:
- self.video_device_edit.setText(self.config.get("video_device"))
+ self.video_device_edit.setText(self.config.get("video_device",''))
else:
custom_device_label.setVisible(False)
self.video_device_edit.setVisible(False)
return True
else:
return False
-
-
-
-def parse_uri(uri):
- if not uri:
- return {}
-
- if ':' not in uri:
- # It's just an address (not BIP21)
- return {'address': uri}
-
- if '//' not in uri:
- # Workaround for urlparse, it don't handle bitcoin: URI properly
- uri = uri.replace(':', '://')
-
- uri = urlparse(uri)
- result = {'address': uri.netloc}
-
- if uri.query.startswith('?'):
- params = parse_qs(uri.query[1:])
- else:
- params = parse_qs(uri.query)
-
- for k,v in params.items():
- if k in ('amount', 'label', 'message'):
- result[k] = v[0]
-
- return result
-
-
-
-
-
-if __name__ == '__main__':
- # Run some tests
-
- assert(parse_uri('1Marek48fwU7mugmSe186do2QpUkBnpzSN') ==
- {'address': '1Marek48fwU7mugmSe186do2QpUkBnpzSN'})
-
- assert(parse_uri('bitcoin://1Marek48fwU7mugmSe186do2QpUkBnpzSN') ==
- {'address': '1Marek48fwU7mugmSe186do2QpUkBnpzSN'})
-
- assert(parse_uri('bitcoin:1Marek48fwU7mugmSe186do2QpUkBnpzSN') ==
- {'address': '1Marek48fwU7mugmSe186do2QpUkBnpzSN'})
-
- assert(parse_uri('bitcoin:1Marek48fwU7mugmSe186do2QpUkBnpzSN?amount=10') ==
- {'amount': '10', 'address': '1Marek48fwU7mugmSe186do2QpUkBnpzSN'})
-
- assert(parse_uri('bitcoin:1Marek48fwU7mugmSe186do2QpUkBnpzSN?amount=10&label=slush&message=Small%20tip%20to%20slush') ==
- {'amount': '10', 'label': 'slush', 'message': 'Small tip to slush', 'address': '1Marek48fwU7mugmSe186do2QpUkBnpzSN'})
-
-