mirror of
https://github.com/LBRYFoundation/LBRY-Vault.git
synced 2025-08-23 17:47:31 +00:00
591 lines
21 KiB
Python
591 lines
21 KiB
Python
import asyncio
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from weakref import ref
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from decimal import Decimal
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import re
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import threading
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import traceback, sys
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from typing import TYPE_CHECKING, List
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from kivy.app import App
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from kivy.cache import Cache
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from kivy.clock import Clock
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from kivy.compat import string_types
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from kivy.properties import (ObjectProperty, DictProperty, NumericProperty,
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ListProperty, StringProperty)
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from kivy.uix.recycleview import RecycleView
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from kivy.uix.label import Label
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from kivy.uix.behaviors import ToggleButtonBehavior
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from kivy.uix.image import Image
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from kivy.lang import Builder
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from kivy.factory import Factory
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from kivy.utils import platform
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from electrum.util import profiler, parse_URI, format_time, InvalidPassword, NotEnoughFunds, Fiat
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from electrum.util import PR_TYPE_ONCHAIN, PR_TYPE_LN
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from electrum import bitcoin, constants
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from electrum.transaction import Transaction, tx_from_any, PartialTransaction, PartialTxOutput
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from electrum.util import send_exception_to_crash_reporter, parse_URI, InvalidBitcoinURI
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from electrum.util import PR_UNPAID, PR_PAID, PR_UNKNOWN, PR_EXPIRED, PR_INFLIGHT, TxMinedInfo, get_request_status, pr_expiration_values
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from electrum.plugin import run_hook
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from electrum.wallet import InternalAddressCorruption
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from electrum import simple_config
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from electrum.lnaddr import lndecode
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from electrum.lnutil import RECEIVED, SENT, PaymentFailure
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from .dialogs.question import Question
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from .dialogs.lightning_open_channel import LightningOpenChannelDialog
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from electrum.gui.kivy.i18n import _
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if TYPE_CHECKING:
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from electrum.gui.kivy.main_window import ElectrumWindow
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class HistoryRecycleView(RecycleView):
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pass
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class RequestRecycleView(RecycleView):
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pass
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class PaymentRecycleView(RecycleView):
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pass
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class CScreen(Factory.Screen):
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__events__ = ('on_activate', 'on_deactivate', 'on_enter', 'on_leave')
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action_view = ObjectProperty(None)
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loaded = False
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kvname = None
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app = App.get_running_app() # type: ElectrumWindow
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def _change_action_view(self):
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app = App.get_running_app()
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action_bar = app.root.manager.current_screen.ids.action_bar
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_action_view = self.action_view
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if (not _action_view) or _action_view.parent:
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return
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action_bar.clear_widgets()
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action_bar.add_widget(_action_view)
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def on_enter(self):
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# FIXME: use a proper event don't use animation time of screen
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Clock.schedule_once(lambda dt: self.dispatch('on_activate'), .25)
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pass
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def update(self):
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pass
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@profiler
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def load_screen(self):
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self.screen = Builder.load_file('electrum/gui/kivy/uix/ui_screens/' + self.kvname + '.kv')
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self.add_widget(self.screen)
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self.loaded = True
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self.update()
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setattr(self.app, self.kvname + '_screen', self)
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def on_activate(self):
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if self.kvname and not self.loaded:
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self.load_screen()
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#Clock.schedule_once(lambda dt: self._change_action_view())
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def on_leave(self):
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self.dispatch('on_deactivate')
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def on_deactivate(self):
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pass
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# note: this list needs to be kept in sync with another in qt
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TX_ICONS = [
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"unconfirmed",
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"close",
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"unconfirmed",
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"close",
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"clock1",
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"clock2",
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"clock3",
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"clock4",
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"clock5",
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"confirmed",
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]
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class HistoryScreen(CScreen):
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tab = ObjectProperty(None)
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kvname = 'history'
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cards = {}
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def __init__(self, **kwargs):
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self.ra_dialog = None
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super(HistoryScreen, self).__init__(**kwargs)
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def show_item(self, obj):
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key = obj.key
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tx = self.app.wallet.db.get_transaction(key)
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if not tx:
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return
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self.app.tx_dialog(tx)
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def get_card(self, tx_item): #tx_hash, tx_mined_status, value, balance):
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is_lightning = tx_item.get('lightning', False)
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timestamp = tx_item['timestamp']
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key = tx_item.get('txid') or tx_item['payment_hash']
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if is_lightning:
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status = 0
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txpos = tx_item['txpos']
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status_str = 'unconfirmed' if timestamp is None else format_time(int(timestamp))
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icon = "atlas://electrum/gui/kivy/theming/light/lightning"
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message = tx_item['label']
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fee_msat = tx_item['fee_msat']
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fee = int(fee_msat/1000) if fee_msat else None
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fee_text = '' if fee is None else 'fee: %d sat'%fee
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else:
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tx_hash = tx_item['txid']
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conf = tx_item['confirmations']
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txpos = tx_item['txpos_in_block'] or 0
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height = tx_item['height']
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tx_mined_info = TxMinedInfo(height=tx_item['height'],
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conf=tx_item['confirmations'],
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timestamp=tx_item['timestamp'])
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status, status_str = self.app.wallet.get_tx_status(tx_hash, tx_mined_info)
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icon = "atlas://electrum/gui/kivy/theming/light/" + TX_ICONS[status]
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message = tx_item['label'] or tx_hash
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fee = tx_item['fee_sat']
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fee_text = '' if fee is None else 'fee: %d sat'%fee
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ri = {}
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ri['screen'] = self
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ri['key'] = key
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ri['icon'] = icon
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ri['date'] = status_str
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ri['message'] = message
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ri['fee_text'] = fee_text
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value = tx_item['value'].value
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if value is not None:
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ri['is_mine'] = value <= 0
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ri['amount'] = self.app.format_amount(value, is_diff = True)
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if 'fiat_value' in tx_item:
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ri['quote_text'] = str(tx_item['fiat_value'])
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return ri
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def update(self, see_all=False):
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wallet = self.app.wallet
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if wallet is None:
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return
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history = sorted(wallet.get_full_history(self.app.fx).values(), key=lambda x: x.get('timestamp') or float('inf'), reverse=True)
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history_card = self.screen.ids.history_container
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history_card.data = [self.get_card(item) for item in history]
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class SendScreen(CScreen):
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kvname = 'send'
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payment_request = None
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payment_request_queued = None
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parsed_URI = None
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def set_URI(self, text):
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if not self.app.wallet:
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self.payment_request_queued = text
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return
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try:
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uri = parse_URI(text, self.app.on_pr, loop=self.app.asyncio_loop)
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except InvalidBitcoinURI as e:
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self.app.show_info(_("Error parsing URI") + f":\n{e}")
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return
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self.parsed_URI = uri
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amount = uri.get('amount')
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self.screen.address = uri.get('address', '')
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self.screen.message = uri.get('message', '')
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self.screen.amount = self.app.format_amount_and_units(amount) if amount else ''
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self.payment_request = None
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self.screen.is_lightning = False
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def set_ln_invoice(self, invoice):
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try:
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lnaddr = lndecode(invoice, expected_hrp=constants.net.SEGWIT_HRP)
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except Exception as e:
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self.app.show_info(invoice + _(" is not a valid Lightning invoice: ") + repr(e)) # repr because str(Exception()) == ''
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return
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self.screen.address = invoice
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self.screen.message = dict(lnaddr.tags).get('d', None)
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self.screen.amount = self.app.format_amount_and_units(lnaddr.amount * bitcoin.COIN) if lnaddr.amount else ''
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self.payment_request = None
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self.screen.is_lightning = True
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def update(self):
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if not self.loaded:
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return
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if self.app.wallet and self.payment_request_queued:
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self.set_URI(self.payment_request_queued)
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self.payment_request_queued = None
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_list = self.app.wallet.get_invoices()
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lnworker_logs = self.app.wallet.lnworker.logs if self.app.wallet.lnworker else {}
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_list = [x for x in _list if x and x.get('status') != PR_PAID or x.get('rhash') in lnworker_logs]
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payments_container = self.screen.ids.payments_container
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payments_container.data = [self.get_card(item) for item in _list]
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def show_item(self, obj):
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self.app.show_invoice(obj.is_lightning, obj.key)
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def get_card(self, item):
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invoice_type = item['type']
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status, status_str = get_request_status(item) # convert to str
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if invoice_type == PR_TYPE_LN:
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key = item['rhash']
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log = self.app.wallet.lnworker.logs.get(key)
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if item['status'] == PR_INFLIGHT and log:
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status_str += '... (%d)'%len(log)
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elif invoice_type == PR_TYPE_ONCHAIN:
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key = item['id']
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else:
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raise Exception('unknown invoice type')
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return {
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'is_lightning': invoice_type == PR_TYPE_LN,
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'is_bip70': 'bip70' in item,
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'screen': self,
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'status': status,
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'status_str': status_str,
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'key': key,
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'memo': item['message'],
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'amount': self.app.format_amount_and_units(item['amount'] or 0),
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}
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def do_clear(self):
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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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self.screen.locked = False
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self.parsed_URI = None
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def set_request(self, pr):
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self.screen.address = pr.get_requestor()
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amount = pr.get_amount()
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self.screen.amount = self.app.format_amount_and_units(amount) if amount else ''
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self.screen.message = pr.get_memo()
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self.screen.locked = True
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self.payment_request = pr
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def do_paste(self):
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data = self.app._clipboard.paste().strip()
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if not data:
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self.app.show_info(_("Clipboard is empty"))
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return
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# try to decode as transaction
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try:
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tx = tx_from_any(data)
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tx.deserialize()
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except:
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tx = None
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if tx:
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self.app.tx_dialog(tx)
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return
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lower = data.lower()
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if lower.startswith('lightning:ln'):
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lower = lower[10:]
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# try to decode as URI/address
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if lower.startswith('ln'):
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self.set_ln_invoice(lower)
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else:
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self.set_URI(data)
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def read_invoice(self):
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address = str(self.screen.address)
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if not address:
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self.app.show_error(_('Recipient not specified.') + ' ' + _('Please scan a Bitcoin address or a payment request'))
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return
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if not self.screen.amount:
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self.app.show_error(_('Please enter an amount'))
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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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message = self.screen.message
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if self.screen.is_lightning:
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return self.app.wallet.lnworker.parse_bech32_invoice(address)
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else:
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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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outputs = [PartialTxOutput.from_address_and_value(address, amount)]
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return self.app.wallet.create_invoice(outputs, message, self.payment_request, self.parsed_URI)
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def do_save(self):
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invoice = self.read_invoice()
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if not invoice:
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return
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self.app.wallet.save_invoice(invoice)
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self.do_clear()
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self.update()
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def do_pay(self):
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invoice = self.read_invoice()
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if not invoice:
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return
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self.app.wallet.save_invoice(invoice)
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self.do_clear()
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self.update()
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self.do_pay_invoice(invoice)
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def do_pay_invoice(self, invoice):
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if invoice['type'] == PR_TYPE_LN:
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self._do_pay_lightning(invoice)
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return
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elif invoice['type'] == PR_TYPE_ONCHAIN:
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do_pay = lambda rbf: self._do_pay_onchain(invoice, rbf)
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if self.app.electrum_config.get('use_rbf'):
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d = Question(_('Should this transaction be replaceable?'), do_pay)
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d.open()
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else:
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do_pay(False)
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else:
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raise Exception('unknown invoice type')
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def _do_pay_lightning(self, invoice):
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attempts = 10
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threading.Thread(target=self.app.wallet.lnworker.pay, args=(invoice['invoice'], invoice['amount'], attempts)).start()
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def _do_pay_onchain(self, invoice, rbf):
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# make unsigned transaction
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outputs = invoice['outputs'] # type: List[PartialTxOutput]
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amount = sum(map(lambda x: x.value, outputs))
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coins = self.app.wallet.get_spendable_coins(None)
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try:
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tx = self.app.wallet.make_unsigned_transaction(coins=coins, outputs=outputs)
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except NotEnoughFunds:
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self.app.show_error(_("Not enough funds"))
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return
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except Exception as e:
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traceback.print_exc(file=sys.stdout)
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self.app.show_error(repr(e))
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return
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if rbf:
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tx.set_rbf(True)
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fee = tx.get_fee()
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msg = [
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_("Amount to be sent") + ": " + self.app.format_amount_and_units(amount),
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_("Mining fee") + ": " + self.app.format_amount_and_units(fee),
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]
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x_fee = run_hook('get_tx_extra_fee', self.app.wallet, tx)
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if x_fee:
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x_fee_address, x_fee_amount = x_fee
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msg.append(_("Additional fees") + ": " + self.app.format_amount_and_units(x_fee_amount))
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feerate_warning = simple_config.FEERATE_WARNING_HIGH_FEE
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if fee > feerate_warning * tx.estimated_size() / 1000:
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msg.append(_('Warning') + ': ' + _("The fee for this transaction seems unusually high."))
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msg.append(_("Enter your PIN code to proceed"))
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self.app.protected('\n'.join(msg), self.send_tx, (tx, invoice))
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def send_tx(self, tx, invoice, password):
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if self.app.wallet.has_password() and password is None:
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return
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def on_success(tx):
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if tx.is_complete():
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self.app.broadcast(tx, invoice)
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else:
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self.app.tx_dialog(tx)
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def on_failure(error):
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self.app.show_error(error)
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if self.app.wallet.can_sign(tx):
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self.app.show_info("Signing...")
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self.app.sign_tx(tx, password, on_success, on_failure)
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else:
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self.app.tx_dialog(tx)
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class ReceiveScreen(CScreen):
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kvname = 'receive'
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def __init__(self, **kwargs):
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super(ReceiveScreen, self).__init__(**kwargs)
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Clock.schedule_interval(lambda dt: self.update(), 5)
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def expiry(self):
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return self.app.electrum_config.get('request_expiry', 3600) # 1 hour
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def clear(self):
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self.screen.address = ''
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self.screen.amount = ''
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self.screen.message = ''
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self.screen.lnaddr = ''
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def set_address(self, addr):
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self.screen.address = addr
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def on_address(self, addr):
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req = self.app.wallet.get_request(addr)
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self.screen.status = ''
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if req:
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self.screen.message = req.get('memo', '')
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amount = req.get('amount')
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self.screen.amount = self.app.format_amount_and_units(amount) if amount else ''
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status = req.get('status', PR_UNKNOWN)
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self.screen.status = _('Payment received') if status == PR_PAID else ''
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def get_URI(self):
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from electrum.util import create_bip21_uri
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amount = self.screen.amount
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if amount:
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a, u = self.screen.amount.split()
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assert u == self.app.base_unit
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amount = Decimal(a) * pow(10, self.app.decimal_point())
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return create_bip21_uri(self.screen.address, amount, self.screen.message)
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def do_copy(self):
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uri = self.get_URI()
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self.app._clipboard.copy(uri)
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self.app.show_info(_('Request copied to clipboard'))
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def new_request(self, lightning):
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amount = self.screen.amount
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amount = self.app.get_amount(amount) if amount else 0
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message = self.screen.message
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if lightning:
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key = self.app.wallet.lnworker.add_request(amount, message, self.expiry())
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else:
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addr = self.screen.address or self.app.wallet.get_unused_address()
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if not addr:
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self.app.show_info(_('No address available. Please remove some of your pending requests.'))
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return
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self.screen.address = addr
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req = self.app.wallet.make_payment_request(addr, amount, message, self.expiry())
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self.app.wallet.add_payment_request(req)
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key = addr
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self.clear()
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self.update()
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self.app.show_request(lightning, key)
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def get_card(self, req):
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is_lightning = req.get('type') == PR_TYPE_LN
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if not is_lightning:
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address = req['address']
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key = address
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else:
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key = req['rhash']
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address = req['invoice']
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amount = req.get('amount')
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description = req.get('memo', '')
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status, status_str = get_request_status(req)
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ci = {}
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ci['screen'] = self
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ci['address'] = address
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ci['is_lightning'] = is_lightning
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ci['key'] = key
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ci['amount'] = self.app.format_amount_and_units(amount) if amount else ''
|
|
ci['memo'] = description
|
|
ci['status'] = status_str
|
|
ci['is_expired'] = status == PR_EXPIRED
|
|
return ci
|
|
|
|
def update(self):
|
|
if not self.loaded:
|
|
return
|
|
_list = self.app.wallet.get_sorted_requests()
|
|
requests_container = self.screen.ids.requests_container
|
|
requests_container.data = [self.get_card(item) for item in _list if item.get('status') != PR_PAID]
|
|
|
|
def show_item(self, obj):
|
|
self.app.show_request(obj.is_lightning, obj.key)
|
|
|
|
def expiration_dialog(self, obj):
|
|
from .dialogs.choice_dialog import ChoiceDialog
|
|
def callback(c):
|
|
self.app.electrum_config.set_key('request_expiry', c)
|
|
d = ChoiceDialog(_('Expiration date'), pr_expiration_values, self.expiry(), callback)
|
|
d.open()
|
|
|
|
def clear_requests_dialog(self):
|
|
requests = self.app.wallet.get_sorted_requests()
|
|
expired = [req for req in requests if get_request_status(req)[0] == PR_EXPIRED]
|
|
if len(expired) == 0:
|
|
return
|
|
def callback(c):
|
|
if c:
|
|
for req in expired:
|
|
key = req.get('rhash') or req['address']
|
|
self.app.wallet.delete_request(key)
|
|
self.update()
|
|
d = Question(_('Delete expired requests?'), callback)
|
|
d.open()
|
|
|
|
|
|
|
|
class TabbedCarousel(Factory.TabbedPanel):
|
|
'''Custom TabbedPanel using a carousel used in the Main Screen
|
|
'''
|
|
|
|
carousel = ObjectProperty(None)
|
|
|
|
def animate_tab_to_center(self, value):
|
|
scrlv = self._tab_strip.parent
|
|
if not scrlv:
|
|
return
|
|
idx = self.tab_list.index(value)
|
|
n = len(self.tab_list)
|
|
if idx in [0, 1]:
|
|
scroll_x = 1
|
|
elif idx in [n-1, n-2]:
|
|
scroll_x = 0
|
|
else:
|
|
scroll_x = 1. * (n - idx - 1) / (n - 1)
|
|
mation = Factory.Animation(scroll_x=scroll_x, d=.25)
|
|
mation.cancel_all(scrlv)
|
|
mation.start(scrlv)
|
|
|
|
def on_current_tab(self, instance, value):
|
|
self.animate_tab_to_center(value)
|
|
|
|
def on_index(self, instance, value):
|
|
current_slide = instance.current_slide
|
|
if not hasattr(current_slide, 'tab'):
|
|
return
|
|
tab = current_slide.tab
|
|
ct = self.current_tab
|
|
try:
|
|
if ct.text != tab.text:
|
|
carousel = self.carousel
|
|
carousel.slides[ct.slide].dispatch('on_leave')
|
|
self.switch_to(tab)
|
|
carousel.slides[tab.slide].dispatch('on_enter')
|
|
except AttributeError:
|
|
current_slide.dispatch('on_enter')
|
|
|
|
def switch_to(self, header):
|
|
# we have to replace the functionality of the original switch_to
|
|
if not header:
|
|
return
|
|
if not hasattr(header, 'slide'):
|
|
header.content = self.carousel
|
|
super(TabbedCarousel, self).switch_to(header)
|
|
try:
|
|
tab = self.tab_list[-1]
|
|
except IndexError:
|
|
return
|
|
self._current_tab = tab
|
|
tab.state = 'down'
|
|
return
|
|
|
|
carousel = self.carousel
|
|
self.current_tab.state = "normal"
|
|
header.state = 'down'
|
|
self._current_tab = header
|
|
# set the carousel to load the appropriate slide
|
|
# saved in the screen attribute of the tab head
|
|
slide = carousel.slides[header.slide]
|
|
if carousel.current_slide != slide:
|
|
carousel.current_slide.dispatch('on_leave')
|
|
carousel.load_slide(slide)
|
|
slide.dispatch('on_enter')
|
|
|
|
def add_widget(self, widget, index=0):
|
|
if isinstance(widget, Factory.CScreen):
|
|
self.carousel.add_widget(widget)
|
|
return
|
|
super(TabbedCarousel, self).add_widget(widget, index=index)
|