add payment requests to kivy
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2a1fbf01fe
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@ -193,9 +193,24 @@ class ElectrumWindow(App):
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self._trigger_notify_transactions = \
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Clock.create_trigger(self.notify_transactions, 5)
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def on_pr(self, pr):
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from electrum.paymentrequest import PR_UNPAID, PR_PAID, PR_UNKNOWN, PR_EXPIRED
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if pr.verify(self.contacts):
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key = self.invoices.add(pr)
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status = self.invoices.get_status(key)
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#self.invoices_screen.update()
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if status == PR_PAID:
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self.show_message("invoice already paid")
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self.send_screen.do_clear()
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else:
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self.send_screen.set_request(pr)
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else:
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self.show_message("invoice error:" + pr.error)
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self.send_screen.do_clear()
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def set_URI(self, url):
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try:
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url = electrum.util.parse_URI(url)
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url = electrum.util.parse_URI(url, self.on_pr)
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except:
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self.show_info("Invalid URI", url)
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return
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@ -214,12 +229,7 @@ class ElectrumWindow(App):
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if resultCode == -1: # RESULT_OK:
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contents = intent.getStringExtra("SCAN_RESULT")
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if intent.getStringExtra("SCAN_RESULT_FORMAT") == 'QR_CODE':
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try:
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uri = electrum.util.parse_URI(contents)
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except:
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self.show_info("Invalid URI", url)
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return
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on_complete(uri)
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on_complete(contents)
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activity.bind(on_activity_result=on_qr_result)
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PythonActivity.mActivity.startActivityForResult(intent, 0)
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@ -181,6 +181,7 @@ class ScreenPassword(Factory.Screen):
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class SendScreen(CScreen):
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kvname = 'send'
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payment_request = None
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def set_URI(self, uri):
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print "set uri", uri
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@ -195,6 +196,16 @@ class SendScreen(CScreen):
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self.screen.amount = ''
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self.screen.message = ''
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self.screen.address = ''
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self.payment_request = None
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def set_request(self, pr):
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if pr.has_expired():
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self.app.show_error(_('Payment request has expired'))
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return
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self.payment_request = pr
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self.screen.address = pr.get_requestor()
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self.screen.amount = self.app.format_amount(pr.get_amount())
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self.screen.message = pr.get_memo()
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def do_paste(self):
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contents = unicode(self.app._clipboard.get())
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@ -206,18 +217,24 @@ class SendScreen(CScreen):
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self.set_URI(uri)
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def do_send(self):
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address = str(self.screen.address)
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if not bitcoin.is_address(address):
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self.app.show_error(_('Invalid Bitcoin Address') + ':\n' + address)
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return
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try:
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amount = self.app.get_amount(self.screen.amount)
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except:
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self.app.show_error(_('Invalid amount') + ':\n' + self.screen.amount)
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return
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if self.payment_request:
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if self.payment_request.has_expired():
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self.app.show_error(_('Payment request has expired'))
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return
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outputs = self.payment_request.get_outputs()
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else:
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address = str(self.screen.address)
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if not bitcoin.is_address(address):
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self.app.show_error(_('Invalid Bitcoin Address') + ':\n' + address)
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return
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try:
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amount = self.app.get_amount(self.screen.amount)
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except:
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self.app.show_error(_('Invalid amount') + ':\n' + self.screen.amount)
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return
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outputs = [('address', address, amount)]
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message = unicode(self.screen.message)
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fee = None
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outputs = [('address', address, amount)]
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self.app.protected(self.send_tx, (outputs, fee, message))
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def send_tx(self, *args):
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@ -78,7 +78,7 @@ SendScreen:
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id: qr
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text: _('QR Code')
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on_release:
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app.scan_qr(on_complete=s.parent.set_URI)
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app.scan_qr(on_complete=app.set_URI)
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Button:
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id: paste_button
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text: _('Paste')
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@ -83,7 +83,6 @@ class StatusBarButton(QPushButton):
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from electrum.paymentrequest import PR_UNPAID, PR_PAID, PR_UNKNOWN, PR_EXPIRED
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from electrum.paymentrequest import PaymentRequest, get_payment_request
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pr_icons = {
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PR_UNPAID:":icons/unpaid.png",
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@ -1346,37 +1345,28 @@ class ElectrumWindow(QMainWindow, PrintError):
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self.payment_request = None
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self.do_clear()
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def on_pr(self, request):
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self.payment_request = request
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if self.payment_request.verify(self.contacts):
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self.emit(SIGNAL('payment_request_ok'))
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else:
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self.emit(SIGNAL('payment_request_error'))
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def pay_to_URI(self, URI):
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if not URI:
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return
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try:
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out = util.parse_URI(unicode(URI))
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except Exception as e:
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out = util.parse_URI(unicode(URI), self.on_pr)
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except BaseException as e:
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QMessageBox.warning(self, _('Error'), _('Invalid bitcoin URI:') + '\n' + str(e), _('OK'))
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return
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self.tabs.setCurrentIndex(1)
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r = out.get('r')
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sig = out.get('sig')
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name = out.get('name')
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if r or (name and sig):
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def get_payment_request_thread():
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if name and sig:
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from electrum import paymentrequest
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pr = paymentrequest.serialize_request(out).SerializeToString()
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self.payment_request = paymentrequest.PaymentRequest(pr)
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else:
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self.payment_request = get_payment_request(r)
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if self.payment_request.verify(self.contacts):
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self.emit(SIGNAL('payment_request_ok'))
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else:
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self.emit(SIGNAL('payment_request_error'))
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t = threading.Thread(target=get_payment_request_thread)
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t.setDaemon(True)
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t.start()
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self.prepare_for_payment_request()
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return
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address = out.get('address')
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amount = out.get('amount')
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label = out.get('label')
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18
lib/util.py
18
lib/util.py
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@ -317,7 +317,7 @@ def block_explorer_URL(config, kind, item):
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#_ud = re.compile('%([0-9a-hA-H]{2})', re.MULTILINE)
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#urldecode = lambda x: _ud.sub(lambda m: chr(int(m.group(1), 16)), x)
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def parse_URI(uri):
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def parse_URI(uri, on_pr=None):
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import bitcoin
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from bitcoin import COIN
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@ -364,6 +364,22 @@ def parse_URI(uri):
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if 'sig' in out:
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out['sig'] = bitcoin.base_decode(out['sig'], None, base=58).encode('hex')
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r = out.get('r')
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sig = out.get('sig')
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name = out.get('name')
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if r or (name and sig):
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def get_payment_request_thread():
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import paymentrequest as pr
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if name and sig:
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s = pr.serialize_request(out).SerializeToString()
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request = pr.PaymentRequest(s)
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else:
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request = pr.get_payment_request(r)
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on_pr(request)
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t = threading.Thread(target=get_payment_request_thread)
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t.setDaemon(True)
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t.start()
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return out
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