class ElectrumGui:
def __init__(self, config, daemon, plugins):
self.config = config
self.network = daemon.network
storage = WalletStorage(config.get_wallet_path())
if not storage.file_exists:
print("Wallet not found. try 'electrum-nyc create'")
exit()
if storage.is_encrypted():
password = getpass.getpass('Password:'******'updated', 'banner'])
self.commands = [_("[h] - displays this help text"), \
_("[i] - display transaction history"), \
_("[o] - enter payment order"), \
_("[p] - print stored payment order"), \
_("[s] - send stored payment order"), \
_("[r] - show own receipt addresses"), \
_("[c] - display contacts"), \
_("[b] - print server banner"), \
_("[q] - quit") ]
self.num_commands = len(self.commands)
def on_network(self, event, *args):
if event == 'updated':
self.updated()
elif event == 'banner':
self.print_banner()
def main_command(self):
self.print_balance()
c = input("enter command: ")
if c == "h" : self.print_commands()
elif c == "i" : self.print_history()
elif c == "o" : self.enter_order()
elif c == "p" : self.print_order()
elif c == "s" : self.send_order()
elif c == "r" : self.print_addresses()
elif c == "c" : self.print_contacts()
elif c == "b" : self.print_banner()
elif c == "n" : self.network_dialog()
elif c == "e" : self.settings_dialog()
elif c == "q" : self.done = 1
else: self.print_commands()
def updated(self):
s = self.get_balance()
if s != self.last_balance:
print(s)
self.last_balance = s
return True
def print_commands(self):
self.print_list(self.commands, "Available commands")
def print_history(self):
width = [20, 40, 14, 14]
delta = (80 - sum(width) - 4)/3
format_str = "%"+"%d"%width[0]+"s"+"%"+"%d"%(width[1]+delta)+"s"+"%" \
+ "%d"%(width[2]+delta)+"s"+"%"+"%d"%(width[3]+delta)+"s"
messages = []
for item in self.wallet.get_history():
tx_hash, height, conf, timestamp, delta, balance = item
if conf:
try:
time_str = datetime.datetime.fromtimestamp(timestamp).isoformat(' ')[:-3]
except Exception:
time_str = "unknown"
else:
time_str = 'unconfirmed'
label = self.wallet.get_label(tx_hash)
messages.append( format_str%( time_str, label, format_satoshis(delta, whitespaces=True), format_satoshis(balance, whitespaces=True) ) )
self.print_list(messages[::-1], format_str%( _("Date"), _("Description"), _("Amount"), _("Balance")))
def print_balance(self):
print(self.get_balance())
def get_balance(self):
if self.wallet.network.is_connected():
if not self.wallet.up_to_date:
msg = _( "Synchronizing..." )
else:
c, u, x = self.wallet.get_balance()
msg = _("Balance")+": %f "%(Decimal(c) / COIN)
if u:
msg += " [%f unconfirmed]"%(Decimal(u) / COIN)
if x:
msg += " [%f unmatured]"%(Decimal(x) / COIN)
else:
msg = _( "Not connected" )
return(msg)
def print_contacts(self):
messages = map(lambda x: "%20s %45s "%(x[0], x[1][1]), self.contacts.items())
self.print_list(messages, "%19s %25s "%("Key", "Value"))
def print_addresses(self):
messages = map(lambda addr: "%30s %30s "%(addr, self.wallet.labels.get(addr,"")), self.wallet.get_addresses())
self.print_list(messages, "%19s %25s "%("Address", "Label"))
def print_order(self):
print("send order to " + self.str_recipient + ", amount: " + self.str_amount \
+ "\nfee: " + self.str_fee + ", desc: " + self.str_description)
def enter_order(self):
self.str_recipient = input("Pay to: ")
self.str_description = input("Description : ")
self.str_amount = input("Amount: ")
self.str_fee = input("Fee: ")
def send_order(self):
self.do_send()
def print_banner(self):
for i, x in enumerate( self.wallet.network.banner.split('\n') ):
print( x )
def print_list(self, lst, firstline):
lst = list(lst)
self.maxpos = len(lst)
if not self.maxpos: return
print(firstline)
for i in range(self.maxpos):
msg = lst[i] if i < len(lst) else ""
print(msg)
def main(self):
while self.done == 0: self.main_command()
def do_send(self):
if not is_address(self.str_recipient):
print(_('Invalid NewYorkCoin address'))
return
try:
amount = int(Decimal(self.str_amount) * COIN)
except Exception:
print(_('Invalid Amount'))
return
try:
fee = int(Decimal(self.str_fee) * COIN)
except Exception:
print(_('Invalid Fee'))
return
if self.wallet.has_password():
password = self.password_dialog()
if not password:
return
else:
password = None
c = ""
while c != "y":
c = input("ok to send (y/n)?")
if c == "n": return
try:
print("stdio.py: mktx")
tx = self.wallet.mktx([(TYPE_ADDRESS, self.str_recipient, amount)], password, self.config, fee)
except Exception as e:
print(str(e))
return
if self.str_description:
self.wallet.labels[tx.txid()] = self.str_description
print(_("Please wait..."))
status, msg = self.network.broadcast(tx)
if status:
print(_('Payment sent.'))
#self.do_clear()
#self.update_contacts_tab()
else:
print(_('Error'))
def network_dialog(self):
print("use 'electrum-nyc setconfig server/proxy' to change your network settings")
return True
def settings_dialog(self):
print("use 'electrum-nyc setconfig' to change your settings")
return True
def password_dialog(self):
return getpass.getpass()
# XXX unused
def run_receive_tab(self, c):
#if c == 10:
# out = self.run_popup('Address', ["Edit label", "Freeze", "Prioritize"])
return
def run_contacts_tab(self, c):
pass
class ElectrumGui:
def __init__(self, config, daemon, plugins):
self.config = config
self.network = daemon.network
storage = WalletStorage(config.get_wallet_path())
if not storage.file_exists():
print("Wallet not found. try 'electrum-nyc create'")
exit()
if storage.is_encrypted():
password = getpass.getpass('Password:'******'')
self.encoding = locale.getpreferredencoding()
self.stdscr = curses.initscr()
curses.noecho()
curses.cbreak()
curses.start_color()
curses.use_default_colors()
curses.init_pair(1, curses.COLOR_WHITE, curses.COLOR_BLUE)
curses.init_pair(2, curses.COLOR_WHITE, curses.COLOR_CYAN)
curses.init_pair(3, curses.COLOR_BLACK, curses.COLOR_WHITE)
self.stdscr.keypad(1)
self.stdscr.border(0)
self.maxy, self.maxx = self.stdscr.getmaxyx()
self.set_cursor(0)
self.w = curses.newwin(10, 50, 5, 5)
set_verbosity(False)
self.tab = 0
self.pos = 0
self.popup_pos = 0
self.str_recipient = ""
self.str_description = ""
self.str_amount = ""
self.str_fee = ""
self.history = None
if self.network:
self.network.register_callback(self.update, ['updated'])
self.tab_names = [
_("History"),
_("Send"),
_("Receive"),
_("Addresses"),
_("Contacts"),
_("Banner")
]
self.num_tabs = len(self.tab_names)
def set_cursor(self, x):
try:
curses.curs_set(x)
except Exception:
pass
def restore_or_create(self):
pass
def verify_seed(self):
pass
def get_string(self, y, x):
self.set_cursor(1)
curses.echo()
self.stdscr.addstr(y, x, " " * 20, curses.A_REVERSE)
s = self.stdscr.getstr(y, x)
curses.noecho()
self.set_cursor(0)
return s
def update(self, event):
self.update_history()
if self.tab == 0:
self.print_history()
self.refresh()
def print_history(self):
width = [20, 40, 14, 14]
delta = (self.maxx - sum(width) - 4) / 3
format_str = "%" + "%d" % width[0] + "s" + "%" + "%d" % (
width[1] + delta) + "s" + "%" + "%d" % (
width[2] + delta) + "s" + "%" + "%d" % (width[3] + delta) + "s"
if self.history is None:
self.update_history()
self.print_list(
self.history[::-1], format_str %
(_("Date"), _("Description"), _("Amount"), _("Balance")))
def update_history(self):
width = [20, 40, 14, 14]
delta = (self.maxx - sum(width) - 4) / 3
format_str = "%" + "%d" % width[0] + "s" + "%" + "%d" % (
width[1] + delta) + "s" + "%" + "%d" % (
width[2] + delta) + "s" + "%" + "%d" % (width[3] + delta) + "s"
b = 0
self.history = []
for item in self.wallet.get_history():
tx_hash, height, conf, timestamp, value, balance = item
if conf:
try:
time_str = datetime.datetime.fromtimestamp(
timestamp).isoformat(' ')[:-3]
except Exception:
time_str = "------"
else:
time_str = 'unconfirmed'
label = self.wallet.get_label(tx_hash)
if len(label) > 40:
label = label[0:37] + '...'
self.history.append(
format_str %
(time_str, label, format_satoshis(value, whitespaces=True),
format_satoshis(balance, whitespaces=True)))
def print_balance(self):
if not self.network:
msg = _("Offline")
elif self.network.is_connected():
if not self.wallet.up_to_date:
msg = _("Synchronizing...")
else:
c, u, x = self.wallet.get_balance()
msg = _("Balance") + ": %f " % (Decimal(c) / COIN)
if u:
msg += " [%f unconfirmed]" % (Decimal(u) / COIN)
if x:
msg += " [%f unmatured]" % (Decimal(x) / COIN)
else:
msg = _("Not connected")
self.stdscr.addstr(self.maxy - 1, 3, msg)
for i in range(self.num_tabs):
self.stdscr.addstr(0,
2 + 2 * i + len(''.join(self.tab_names[0:i])),
' ' + self.tab_names[i] + ' ',
curses.A_BOLD if self.tab == i else 0)
self.stdscr.addstr(self.maxy - 1, self.maxx - 30,
' '.join([_("Settings"),
_("Network"),
_("Quit")]))
def print_receive(self):
addr = self.wallet.get_receiving_address()
self.stdscr.addstr(2, 1, "Address: " + addr)
self.print_qr(addr)
def print_contacts(self):
messages = map(lambda x: "%20s %45s " % (x[0], x[1][1]),
self.contacts.items())
self.print_list(messages, "%19s %15s " % ("Key", "Value"))
def print_addresses(self):
fmt = "%-35s %-30s"
messages = map(
lambda addr: fmt % (addr, self.wallet.labels.get(addr, "")),
self.wallet.get_addresses())
self.print_list(messages, fmt % ("Address", "Label"))
def print_edit_line(self, y, label, text, index, size):
text += " " * (size - len(text))
self.stdscr.addstr(y, 2, label)
self.stdscr.addstr(
y, 15, text, curses.A_REVERSE if self.pos %
6 == index else curses.color_pair(1))
def print_send_tab(self):
self.stdscr.clear()
self.print_edit_line(3, _("Pay to"), self.str_recipient, 0, 40)
self.print_edit_line(5, _("Description"), self.str_description, 1, 40)
self.print_edit_line(7, _("Amount"), self.str_amount, 2, 15)
self.print_edit_line(9, _("Fee"), self.str_fee, 3, 15)
self.stdscr.addstr(
12, 15, _("[Send]"),
curses.A_REVERSE if self.pos % 6 == 4 else curses.color_pair(2))
self.stdscr.addstr(
12, 25, _("[Clear]"),
curses.A_REVERSE if self.pos % 6 == 5 else curses.color_pair(2))
self.maxpos = 6
def print_banner(self):
if self.network:
self.print_list(self.network.banner.split('\n'))
def print_qr(self, data):
import qrcode
try:
from StringIO import StringIO
except ImportError:
from io import StringIO
s = StringIO()
self.qr = qrcode.QRCode()
self.qr.add_data(data)
self.qr.print_ascii(out=s, invert=False)
msg = s.getvalue()
lines = msg.split('\n')
for i, l in enumerate(lines):
l = l.encode("utf-8")
self.stdscr.addstr(i + 5, 5, l, curses.color_pair(3))
def print_list(self, lst, firstline=None):
lst = list(lst)
self.maxpos = len(lst)
if not self.maxpos: return
if firstline:
firstline += " " * (self.maxx - 2 - len(firstline))
self.stdscr.addstr(1, 1, firstline)
for i in range(self.maxy - 4):
msg = lst[i] if i < len(lst) else ""
msg += " " * (self.maxx - 2 - len(msg))
m = msg[0:self.maxx - 2]
m = m.encode(self.encoding)
self.stdscr.addstr(
i + 2, 1, m,
curses.A_REVERSE if i == (self.pos % self.maxpos) else 0)
def refresh(self):
if self.tab == -1: return
self.stdscr.border(0)
self.print_balance()
self.stdscr.refresh()
def main_command(self):
c = self.stdscr.getch()
print(c)
cc = curses.unctrl(c).decode()
if c == curses.KEY_RIGHT: self.tab = (self.tab + 1) % self.num_tabs
elif c == curses.KEY_LEFT: self.tab = (self.tab - 1) % self.num_tabs
elif c == curses.KEY_DOWN: self.pos += 1
elif c == curses.KEY_UP: self.pos -= 1
elif c == 9: self.pos += 1 # tab
elif cc in ['^W', '^C', '^X', '^Q']: self.tab = -1
elif cc in ['^N']: self.network_dialog()
elif cc == '^S': self.settings_dialog()
else: return c
if self.pos < 0: self.pos = 0
if self.pos >= self.maxpos: self.pos = self.maxpos - 1
def run_tab(self, i, print_func, exec_func):
while self.tab == i:
self.stdscr.clear()
print_func()
self.refresh()
c = self.main_command()
if c: exec_func(c)
def run_history_tab(self, c):
if c == 10:
out = self.run_popup('', ["blah", "foo"])
def edit_str(self, target, c, is_num=False):
# detect backspace
cc = curses.unctrl(c).decode()
if c in [8, 127, 263] and target:
target = target[:-1]
elif not is_num or cc in '0123456789.':
target += cc
return target
def run_send_tab(self, c):
if self.pos % 6 == 0:
self.str_recipient = self.edit_str(self.str_recipient, c)
if self.pos % 6 == 1:
self.str_description = self.edit_str(self.str_description, c)
if self.pos % 6 == 2:
self.str_amount = self.edit_str(self.str_amount, c, True)
elif self.pos % 6 == 3:
self.str_fee = self.edit_str(self.str_fee, c, True)
elif self.pos % 6 == 4:
if c == 10: self.do_send()
elif self.pos % 6 == 5:
if c == 10: self.do_clear()
def run_receive_tab(self, c):
if c == 10:
out = self.run_popup('Address',
["Edit label", "Freeze", "Prioritize"])
def run_contacts_tab(self, c):
if c == 10 and self.contacts:
out = self.run_popup(
'Address',
["Copy", "Pay to", "Edit label", "Delete"]).get('button')
key = list(self.contacts.keys())[self.pos %
len(self.contacts.keys())]
if out == "Pay to":
self.tab = 1
self.str_recipient = key
self.pos = 2
elif out == "Edit label":
s = self.get_string(6 + self.pos, 18)
if s:
self.wallet.labels[key] = s
def run_banner_tab(self, c):
self.show_message(repr(c))
pass
def main(self):
tty.setraw(sys.stdin)
while self.tab != -1:
self.run_tab(0, self.print_history, self.run_history_tab)
self.run_tab(1, self.print_send_tab, self.run_send_tab)
self.run_tab(2, self.print_receive, self.run_receive_tab)
self.run_tab(3, self.print_addresses, self.run_banner_tab)
self.run_tab(4, self.print_contacts, self.run_contacts_tab)
self.run_tab(5, self.print_banner, self.run_banner_tab)
tty.setcbreak(sys.stdin)
curses.nocbreak()
self.stdscr.keypad(0)
curses.echo()
curses.endwin()
def do_clear(self):
self.str_amount = ''
self.str_recipient = ''
self.str_fee = ''
self.str_description = ''
def do_send(self):
if not is_address(self.str_recipient):
self.show_message(_('Invalid Litecoin address'))
return
try:
amount = int(Decimal(self.str_amount) * COIN)
except Exception:
self.show_message(_('Invalid Amount'))
return
try:
fee = int(Decimal(self.str_fee) * COIN)
except Exception:
self.show_message(_('Invalid Fee'))
return
if self.wallet.has_password():
password = self.password_dialog()
if not password:
return
else:
password = None
try:
tx = self.wallet.mktx([(TYPE_ADDRESS, self.str_recipient, amount)],
password, self.config, fee)
except Exception as e:
self.show_message(str(e))
return
if self.str_description:
self.wallet.labels[tx.txid()] = self.str_description
self.show_message(_("Please wait..."), getchar=False)
status, msg = self.network.broadcast(tx)
if status:
self.show_message(_('Payment sent.'))
self.do_clear()
#self.update_contacts_tab()
else:
self.show_message(_('Error'))
def show_message(self, message, getchar=True):
w = self.w
w.clear()
w.border(0)
for i, line in enumerate(message.split('\n')):
w.addstr(2 + i, 2, line)
w.refresh()
if getchar: c = self.stdscr.getch()
def run_popup(self, title, items):
return self.run_dialog(
title,
list(map(lambda x: {
'type': 'button',
'label': x
}, items)),
interval=1,
y_pos=self.pos + 3)
def network_dialog(self):
if not self.network:
return
params = self.network.get_parameters()
host, port, protocol, proxy_config, auto_connect = params
srv = 'auto-connect' if auto_connect else self.network.default_server
out = self.run_dialog('Network', [
{
'label': 'server',
'type': 'str',
'value': srv
},
{
'label': 'proxy',
'type': 'str',
'value': self.config.get('proxy', '')
},
],
buttons=1)
if out:
if out.get('server'):
server = out.get('server')
auto_connect = server == 'auto-connect'
if not auto_connect:
try:
host, port, protocol = server.split(':')
except Exception:
self.show_message("Error:" + server +
"\nIn doubt, type \"auto-connect\"")
return False
if out.get('server') or out.get('proxy'):
proxy = electrum.network.deserialize_proxy(
out.get('proxy')) if out.get('proxy') else proxy_config
self.network.set_parameters(host, port, protocol, proxy,
auto_connect)
def settings_dialog(self):
fee = str(Decimal(self.config.fee_per_kb()) / COIN)
out = self.run_dialog('Settings', [{
'label': 'Default fee',
'type': 'satoshis',
'value': fee
}],
buttons=1)
if out:
if out.get('Default fee'):
fee = int(Decimal(out['Default fee']) * COIN)
self.config.set_key('fee_per_kb', fee, True)
def password_dialog(self):
out = self.run_dialog('Password', [{
'label': 'Password',
'type': 'password',
'value': ''
}],
buttons=1)
return out.get('Password')
def run_dialog(self, title, items, interval=2, buttons=None, y_pos=3):
self.popup_pos = 0
self.w = curses.newwin(
5 + len(list(items)) * interval + (2 if buttons else 0), 50, y_pos,
5)
w = self.w
out = {}
while True:
w.clear()
w.border(0)
w.addstr(0, 2, title)
num = len(list(items))
numpos = num
if buttons: numpos += 2
for i in range(num):
item = items[i]
label = item.get('label')
if item.get('type') == 'list':
value = item.get('value', '')
elif item.get('type') == 'satoshis':
value = item.get('value', '')
elif item.get('type') == 'str':
value = item.get('value', '')
elif item.get('type') == 'password':
value = '*' * len(item.get('value', ''))
else:
value = ''
if value is None:
value = ''
if len(value) < 20:
value += ' ' * (20 - len(value))
if 'value' in item:
w.addstr(2 + interval * i, 2, label)
w.addstr(
2 + interval * i, 15, value,
curses.A_REVERSE if self.popup_pos %
numpos == i else curses.color_pair(1))
else:
w.addstr(
2 + interval * i, 2, label,
curses.A_REVERSE if self.popup_pos %
numpos == i else 0)
if buttons:
w.addstr(
5 + interval * i, 10, "[ ok ]",
curses.A_REVERSE if self.popup_pos %
numpos == (numpos - 2) else curses.color_pair(2))
w.addstr(
5 + interval * i, 25, "[cancel]",
curses.A_REVERSE if self.popup_pos %
numpos == (numpos - 1) else curses.color_pair(2))
w.refresh()
c = self.stdscr.getch()
if c in [ord('q'), 27]: break
elif c in [curses.KEY_LEFT, curses.KEY_UP]: self.popup_pos -= 1
elif c in [curses.KEY_RIGHT, curses.KEY_DOWN]: self.popup_pos += 1
else:
i = self.popup_pos % numpos
if buttons and c == 10:
if i == numpos - 2:
return out
elif i == numpos - 1:
return {}
item = items[i]
_type = item.get('type')
if _type == 'str':
item['value'] = self.edit_str(item['value'], c)
out[item.get('label')] = item.get('value')
elif _type == 'password':
item['value'] = self.edit_str(item['value'], c)
out[item.get('label')] = item['value']
elif _type == 'satoshis':
item['value'] = self.edit_str(item['value'], c, True)
out[item.get('label')] = item.get('value')
elif _type == 'list':
choices = item.get('choices')
try:
j = choices.index(item.get('value'))
except Exception:
j = 0
new_choice = choices[(j + 1) % len(choices)]
item['value'] = new_choice
out[item.get('label')] = item.get('value')
elif _type == 'button':
out['button'] = item.get('label')
break
return out