LBRY-Vault/gui/stdio.py
Neil Booth ae4cfc9f0b Unregister network callbacks from QT gui
Rework the callback system in QT to make this easy, and avoid
leaking window references that prevent the window from being
GC-ed on close
2015-11-13 23:36:29 +09:00

231 lines
7.5 KiB
Python

from decimal import Decimal
_ = lambda x:x
#from i18n import _
from electrum.wallet import WalletStorage, Wallet
from electrum.util import format_satoshis, set_verbosity, StoreDict
from electrum.bitcoin import is_valid, COIN
from electrum.network import filter_protocol
import sys, getpass, datetime
# minimal fdisk like gui for console usage
# written by rofl0r, with some bits stolen from the text gui (ncurses)
class ElectrumGui:
def __init__(self, config, network, plugins):
self.network = network
self.config = config
storage = WalletStorage(config.get_wallet_path())
if not storage.file_exists:
print "Wallet not found. try 'electrum create'"
exit()
self.done = 0
self.last_balance = ""
set_verbosity(False)
self.str_recipient = ""
self.str_description = ""
self.str_amount = ""
self.str_fee = ""
self.wallet = Wallet(storage)
self.wallet.start_threads(network)
self.contacts = StoreDict(self.config, 'contacts')
network.register_callback(self.on_network, ['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 = raw_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"
b = 0
messages = []
for item in self.wallet.get_history():
tx_hash, confirmations, value, timestamp, balance = item
if confirmations:
try:
time_str = datetime.datetime.fromtimestamp(timestamp).isoformat(' ')[:-3]
except Exception:
time_str = "unknown"
else:
time_str = 'pending'
label, is_default_label = self.wallet.get_label(tx_hash)
messages.append( format_str%( time_str, label, format_satoshis(value, 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.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 = raw_input("Pay to: ")
self.str_description = raw_input("Description : ")
self.str_amount = raw_input("Amount: ")
self.str_fee = raw_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, list, firstline):
self.maxpos = len(list)
if not self.maxpos: return
print(firstline)
for i in range(self.maxpos):
msg = list[i] if i < len(list) else ""
print(msg)
def main(self):
while self.done == 0: self.main_command()
def do_send(self):
if not is_valid(self.str_recipient):
print(_('Invalid Bitcoin 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.use_encryption:
password = self.password_dialog()
if not password:
return
else:
password = None
c = ""
while c != "y":
c = raw_input("ok to send (y/n)?")
if c == "n": return
try:
tx = self.wallet.mktx( [("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.hash()] = self.str_description
h = self.wallet.send_tx(tx)
print(_("Please wait..."))
self.wallet.tx_event.wait()
status, msg = self.wallet.receive_tx( h, tx )
if status:
print(_('Payment sent.'))
#self.do_clear()
#self.update_contacts_tab()
else:
print(_('Error'))
def network_dialog(self):
print("use 'electrum setconfig server/proxy' to change your network settings")
return True
def settings_dialog(self):
print("use 'electrum 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