620 lines
21 KiB
Python
620 lines
21 KiB
Python
from weakref import ref
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from decimal import Decimal
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import re
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import datetime
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import traceback, sys
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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.label import Label
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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
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from electrum import bitcoin
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from electrum.util import timestamp_to_datetime
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from electrum.plugins import run_hook
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from electrum.paymentrequest import PR_UNPAID, PR_PAID, PR_UNKNOWN, PR_EXPIRED
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from context_menu import ContextMenu
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from electrum_gui.kivy.i18n import _
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class EmptyLabel(Factory.Label):
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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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context_menu = None
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menu_actions = []
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app = App.get_running_app()
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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('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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self.hide_menu()
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def hide_menu(self):
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if self.context_menu is not None:
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self.remove_widget(self.context_menu)
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self.context_menu = None
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def show_menu(self, obj):
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self.hide_menu()
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self.context_menu = ContextMenu(obj, self.menu_actions)
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self.add_widget(self.context_menu)
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class HistoryScreen(CScreen):
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tab = ObjectProperty(None)
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kvname = 'history'
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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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self.menu_actions = [ ('Label', self.label_dialog), ('Details', self.show_tx)]
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def show_tx(self, obj):
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tx_hash = obj.tx_hash
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tx = self.app.wallet.transactions.get(tx_hash)
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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 label_dialog(self, obj):
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from dialogs.label_dialog import LabelDialog
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key = obj.tx_hash
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text = self.app.wallet.get_label(key)
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def callback(text):
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self.app.wallet.set_label(key, text)
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self.update()
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d = LabelDialog(_('Enter Transaction Label'), text, callback)
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d.open()
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def parse_history(self, items):
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for item in items:
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tx_hash, height, conf, timestamp, value, balance = item
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time_str = datetime.datetime.fromtimestamp(timestamp).isoformat(' ')[:-3] if timestamp else _("unknown")
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if conf == 0:
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tx = self.app.wallet.transactions.get(tx_hash)
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is_final = tx.is_final()
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else:
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is_final = True
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if not is_final:
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time_str = _('Replaceable')
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icon = "atlas://gui/kivy/theming/light/close"
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elif height < 0:
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time_str = _('Unconfirmed inputs')
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icon = "atlas://gui/kivy/theming/light/close"
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elif height == 0:
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time_str = _('Unconfirmed')
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icon = "atlas://gui/kivy/theming/light/unconfirmed"
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elif conf == 0:
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time_str = _('Not Verified')
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icon = "atlas://gui/kivy/theming/light/close"
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elif conf < 6:
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conf = max(1, conf)
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icon = "atlas://gui/kivy/theming/light/clock{}".format(conf)
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else:
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icon = "atlas://gui/kivy/theming/light/confirmed"
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label = self.app.wallet.get_label(tx_hash) if tx_hash else _('Pruned transaction outputs')
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date = timestamp_to_datetime(timestamp)
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quote_text = ''
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if self.app.fiat_unit and date:
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rate = run_hook('history_rate', date)
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if rate:
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s = run_hook('value_str', value, rate)
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quote_text = '' if s is None else s + ' ' + self.app.fiat_unit
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yield (conf, icon, time_str, label, value, tx_hash, quote_text)
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def update(self, see_all=False):
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if self.app.wallet is None:
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return
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history = self.parse_history(reversed(
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self.app.wallet.get_history(self.app.current_account)))
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# repopulate History Card
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history_card = self.screen.ids.history_container
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history_card.clear_widgets()
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count = 0
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for item in history:
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count += 1
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conf, icon, date_time, message, value, tx, quote_text = item
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ri = Factory.HistoryItem()
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ri.icon = icon
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ri.date = date_time
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ri.message = message
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ri.value = value or 0
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ri.value_known = value is not None
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ri.quote_text = quote_text
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ri.confirmations = conf
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ri.tx_hash = tx
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ri.screen = self
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history_card.add_widget(ri)
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if count == 8 and not see_all:
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break
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if count == 0:
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msg = _('This screen shows your list of transactions. It is currently empty.')
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history_card.add_widget(EmptyLabel(text=msg))
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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, text):
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import electrum
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try:
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uri = electrum.util.parse_URI(text, self.app.on_pr)
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except:
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self.app.show_info(_("Not a Bitcoin URI"))
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return
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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_pr = False
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def update(self):
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pass
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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.is_pr = False
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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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if pr.is_pr():
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self.screen.is_pr = True
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self.payment_request = pr
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else:
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self.screen.is_pr = False
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self.payment_request = None
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def do_save(self):
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if not self.screen.address:
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return
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if self.screen.is_pr:
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# it sould be already saved
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return
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# save address as invoice
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from electrum.paymentrequest import make_unsigned_request, PaymentRequest
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req = {'address':self.screen.address, 'memo':self.screen.message}
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amount = self.app.get_amount(self.screen.amount) if self.screen.amount else 0
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req['amount'] = amount
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pr = make_unsigned_request(req).SerializeToString()
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pr = PaymentRequest(pr)
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self.app.invoices.add(pr)
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self.app.update_tab('invoices')
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self.app.show_info(_("Invoice saved"))
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if pr.is_pr():
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self.screen.is_pr = True
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self.payment_request = pr
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else:
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self.screen.is_pr = False
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self.payment_request = None
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def do_paste(self):
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contents = unicode(self.app._clipboard.paste())
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if not contents:
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self.app.show_info(_("Clipboard is empty"))
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return
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self.set_URI(contents)
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def do_send(self):
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if self.screen.is_pr:
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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 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 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 = [(bitcoin.TYPE_ADDRESS, address, amount)]
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message = unicode(self.screen.message)
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amount = sum(map(lambda x:x[2], outputs))
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# make unsigned transaction
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coins = self.app.wallet.get_spendable_coins()
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config = self.app.electrum_config
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try:
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tx = self.app.wallet.make_unsigned_transaction(coins, outputs, config, None)
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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(str(e))
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return
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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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if fee >= config.get('confirm_fee', 100000):
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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, message))
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def send_tx(self, tx, message, password):
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def on_success(tx):
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if tx.is_complete():
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self.app.broadcast(tx, self.payment_request)
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self.app.wallet.set_label(tx.hash(), message)
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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 update(self):
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if not self.screen.address:
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self.get_new_address()
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else:
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status = self.app.wallet.get_request_status(self.screen.address)
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self.screen.status = _('Payment received') if status == PR_PAID else ''
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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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def get_new_address(self):
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if not self.app.wallet:
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return False
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addr = self.app.wallet.get_unused_address(None)
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if addr is None:
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return False
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self.clear()
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self.screen.address = addr
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return True
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def on_address(self, addr):
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req = self.app.wallet.get_payment_request(addr, self.app.electrum_config)
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self.screen.status = ''
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if req:
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self.screen.message = unicode(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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Clock.schedule_once(lambda dt: self.update_qr())
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def get_URI(self):
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from electrum.util import create_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_URI(self.screen.address, amount, self.screen.message)
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@profiler
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def update_qr(self):
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uri = self.get_URI()
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qr = self.screen.ids.qr
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qr.set_data(uri)
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def do_share(self):
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if platform != 'android':
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return
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uri = self.get_URI()
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from jnius import autoclass, cast
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JS = autoclass('java.lang.String')
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Intent = autoclass('android.content.Intent')
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sendIntent = Intent()
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sendIntent.setAction(Intent.ACTION_SEND)
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sendIntent.setType("text/plain")
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sendIntent.putExtra(Intent.EXTRA_TEXT, JS(uri))
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PythonActivity = autoclass('org.renpy.android.PythonActivity')
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currentActivity = cast('android.app.Activity', PythonActivity.mActivity)
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it = Intent.createChooser(sendIntent, cast('java.lang.CharSequence', JS("Share Bitcoin Request")))
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currentActivity.startActivity(it)
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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 save_request(self):
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addr = str(self.screen.address)
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amount = str(self.screen.amount)
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message = unicode(self.screen.message)
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amount = self.app.get_amount(amount) if amount else 0
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req = self.app.wallet.make_payment_request(addr, amount, message, None)
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self.app.wallet.add_payment_request(req, self.app.electrum_config)
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self.app.update_tab('requests')
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def on_amount_or_message(self):
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self.save_request()
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Clock.schedule_once(lambda dt: self.update_qr())
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def do_new(self):
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addr = self.get_new_address()
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if not addr:
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self.app.show_info(_('Please use the existing requests first.'))
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else:
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self.save_request()
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self.app.show_info(_('New request added to your list.'))
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invoice_text = {
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PR_UNPAID:_('Pending'),
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PR_UNKNOWN:_('Unknown'),
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PR_PAID:_('Paid'),
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PR_EXPIRED:_('Expired')
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}
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request_text = {
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PR_UNPAID: _('Pending'),
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PR_UNKNOWN: _('Unknown'),
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PR_PAID: _('Received'),
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PR_EXPIRED: _('Expired')
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}
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pr_icon = {
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PR_UNPAID: 'atlas://gui/kivy/theming/light/important',
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PR_UNKNOWN: 'atlas://gui/kivy/theming/light/important',
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PR_PAID: 'atlas://gui/kivy/theming/light/confirmed',
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PR_EXPIRED: 'atlas://gui/kivy/theming/light/close'
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}
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class InvoicesScreen(CScreen):
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kvname = 'invoices'
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def update(self):
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self.menu_actions = [('Pay', self.do_pay), ('Details', self.do_view), ('Delete', self.do_delete)]
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invoices_list = self.screen.ids.invoices_container
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invoices_list.clear_widgets()
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_list = self.app.invoices.sorted_list()
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for pr in _list:
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ci = Factory.InvoiceItem()
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ci.key = pr.get_id()
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ci.requestor = pr.get_requestor()
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ci.memo = pr.get_memo()
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amount = pr.get_amount()
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if amount:
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ci.amount = self.app.format_amount_and_units(amount)
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status = self.app.invoices.get_status(ci.key)
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ci.status = invoice_text[status]
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ci.icon = pr_icon[status]
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else:
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ci.amount = _('No Amount')
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ci.status = ''
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exp = pr.get_expiration_date()
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ci.date = format_time(exp) if exp else _('Never')
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ci.screen = self
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invoices_list.add_widget(ci)
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if not _list:
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msg = _('This screen shows the list of payment requests that have been sent to you. You may also use it to store contact addresses.')
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invoices_list.add_widget(EmptyLabel(text=msg))
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def do_pay(self, obj):
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pr = self.app.invoices.get(obj.key)
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self.app.on_pr(pr)
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def do_view(self, obj):
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pr = self.app.invoices.get(obj.key)
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pr.verify(self.app.contacts)
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self.app.show_pr_details(pr.get_dict(), obj.status, True)
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def do_delete(self, obj):
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from dialogs.question import Question
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def cb():
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self.app.invoices.remove(obj.key)
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self.app.update_tab('invoices')
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d = Question(_('Delete invoice?'), cb)
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d.open()
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class RequestsScreen(CScreen):
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kvname = 'requests'
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def update(self):
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self.menu_actions = [('Show', self.do_show), ('Details', self.do_view), ('Delete', self.do_delete)]
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requests_list = self.screen.ids.requests_container
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requests_list.clear_widgets()
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_list = self.app.wallet.get_sorted_requests(self.app.electrum_config) if self.app.wallet else []
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for req in _list:
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address = req['address']
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timestamp = req.get('time', 0)
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amount = req.get('amount')
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expiration = req.get('exp', None)
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status = req.get('status')
|
|
signature = req.get('sig')
|
|
|
|
ci = Factory.RequestItem()
|
|
ci.address = address
|
|
ci.memo = self.app.wallet.get_label(address)
|
|
if amount:
|
|
status = req.get('status')
|
|
ci.status = request_text[status]
|
|
else:
|
|
received = self.app.wallet.get_addr_received(address)
|
|
ci.status = self.app.format_amount_and_units(amount)
|
|
|
|
ci.icon = pr_icon[status]
|
|
ci.amount = self.app.format_amount_and_units(amount) if amount else _('No Amount')
|
|
ci.date = format_time(timestamp)
|
|
ci.screen = self
|
|
requests_list.add_widget(ci)
|
|
|
|
if not _list:
|
|
msg = _('This screen shows the list of payment requests you made.')
|
|
requests_list.add_widget(EmptyLabel(text=msg))
|
|
|
|
def do_show(self, obj):
|
|
self.app.show_request(obj.address)
|
|
|
|
def do_view(self, obj):
|
|
req = self.app.wallet.get_payment_request(obj.address, self.app.electrum_config)
|
|
status = req.get('status')
|
|
amount = req.get('amount')
|
|
address = req['address']
|
|
if amount:
|
|
status = req.get('status')
|
|
status = request_text[status]
|
|
else:
|
|
received_amount = self.app.wallet.get_addr_received(address)
|
|
status = self.app.format_amount_and_units(received_amount)
|
|
|
|
self.app.show_pr_details(req, status, False)
|
|
|
|
def do_delete(self, obj):
|
|
from dialogs.question import Question
|
|
def cb():
|
|
self.app.wallet.remove_payment_request(obj.address, self.app.electrum_config)
|
|
self.update()
|
|
d = Question(_('Delete request?'), cb)
|
|
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)
|