file reorganization with top-level module
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Janus
231
electrum/gui/stdio.py
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231
electrum/gui/stdio.py
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from decimal import Decimal
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_ = lambda x:x
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#from i18n import _
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from electrum import WalletStorage, Wallet
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from electrum.util import format_satoshis, set_verbosity
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from electrum.bitcoin import is_address, COIN, TYPE_ADDRESS
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import getpass, datetime
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# minimal fdisk like gui for console usage
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# written by rofl0r, with some bits stolen from the text gui (ncurses)
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class ElectrumGui:
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def __init__(self, config, daemon, plugins):
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self.config = config
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self.network = daemon.network
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storage = WalletStorage(config.get_wallet_path())
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if not storage.file_exists:
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print("Wallet not found. try 'electrum create'")
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exit()
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if storage.is_encrypted():
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password = getpass.getpass('Password:', stream=None)
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storage.decrypt(password)
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self.done = 0
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self.last_balance = ""
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set_verbosity(False)
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self.str_recipient = ""
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self.str_description = ""
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self.str_amount = ""
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self.str_fee = ""
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self.wallet = Wallet(storage)
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self.wallet.start_threads(self.network)
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self.contacts = self.wallet.contacts
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self.network.register_callback(self.on_network, ['updated', 'banner'])
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self.commands = [_("[h] - displays this help text"), \
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_("[i] - display transaction history"), \
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_("[o] - enter payment order"), \
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_("[p] - print stored payment order"), \
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_("[s] - send stored payment order"), \
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_("[r] - show own receipt addresses"), \
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_("[c] - display contacts"), \
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_("[b] - print server banner"), \
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_("[q] - quit") ]
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self.num_commands = len(self.commands)
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def on_network(self, event, *args):
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if event == 'updated':
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self.updated()
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elif event == 'banner':
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self.print_banner()
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def main_command(self):
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self.print_balance()
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c = input("enter command: ")
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if c == "h" : self.print_commands()
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elif c == "i" : self.print_history()
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elif c == "o" : self.enter_order()
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elif c == "p" : self.print_order()
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elif c == "s" : self.send_order()
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elif c == "r" : self.print_addresses()
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elif c == "c" : self.print_contacts()
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elif c == "b" : self.print_banner()
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elif c == "n" : self.network_dialog()
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elif c == "e" : self.settings_dialog()
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elif c == "q" : self.done = 1
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else: self.print_commands()
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def updated(self):
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s = self.get_balance()
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if s != self.last_balance:
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print(s)
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self.last_balance = s
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return True
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def print_commands(self):
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self.print_list(self.commands, "Available commands")
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def print_history(self):
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width = [20, 40, 14, 14]
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delta = (80 - sum(width) - 4)/3
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format_str = "%"+"%d"%width[0]+"s"+"%"+"%d"%(width[1]+delta)+"s"+"%" \
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+ "%d"%(width[2]+delta)+"s"+"%"+"%d"%(width[3]+delta)+"s"
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messages = []
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for item in self.wallet.get_history():
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tx_hash, height, conf, timestamp, delta, balance = item
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if conf:
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try:
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time_str = datetime.datetime.fromtimestamp(timestamp).isoformat(' ')[:-3]
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except Exception:
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time_str = "unknown"
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else:
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time_str = 'unconfirmed'
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label = self.wallet.get_label(tx_hash)
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messages.append( format_str%( time_str, label, format_satoshis(delta, whitespaces=True), format_satoshis(balance, whitespaces=True) ) )
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self.print_list(messages[::-1], format_str%( _("Date"), _("Description"), _("Amount"), _("Balance")))
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def print_balance(self):
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print(self.get_balance())
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def get_balance(self):
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if self.wallet.network.is_connected():
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if not self.wallet.up_to_date:
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msg = _( "Synchronizing..." )
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else:
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c, u, x = self.wallet.get_balance()
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msg = _("Balance")+": %f "%(Decimal(c) / COIN)
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if u:
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msg += " [%f unconfirmed]"%(Decimal(u) / COIN)
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if x:
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msg += " [%f unmatured]"%(Decimal(x) / COIN)
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else:
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msg = _( "Not connected" )
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return(msg)
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def print_contacts(self):
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messages = map(lambda x: "%20s %45s "%(x[0], x[1][1]), self.contacts.items())
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self.print_list(messages, "%19s %25s "%("Key", "Value"))
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def print_addresses(self):
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messages = map(lambda addr: "%30s %30s "%(addr, self.wallet.labels.get(addr,"")), self.wallet.get_addresses())
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self.print_list(messages, "%19s %25s "%("Address", "Label"))
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def print_order(self):
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print("send order to " + self.str_recipient + ", amount: " + self.str_amount \
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+ "\nfee: " + self.str_fee + ", desc: " + self.str_description)
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def enter_order(self):
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self.str_recipient = input("Pay to: ")
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self.str_description = input("Description : ")
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self.str_amount = input("Amount: ")
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self.str_fee = input("Fee: ")
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def send_order(self):
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self.do_send()
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def print_banner(self):
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for i, x in enumerate( self.wallet.network.banner.split('\n') ):
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print( x )
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def print_list(self, lst, firstline):
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lst = list(lst)
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self.maxpos = len(lst)
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if not self.maxpos: return
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print(firstline)
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for i in range(self.maxpos):
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msg = lst[i] if i < len(lst) else ""
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print(msg)
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def main(self):
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while self.done == 0: self.main_command()
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def do_send(self):
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if not is_address(self.str_recipient):
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print(_('Invalid Bitcoin address'))
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return
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try:
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amount = int(Decimal(self.str_amount) * COIN)
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except Exception:
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print(_('Invalid Amount'))
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return
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try:
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fee = int(Decimal(self.str_fee) * COIN)
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except Exception:
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print(_('Invalid Fee'))
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return
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if self.wallet.has_password():
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password = self.password_dialog()
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if not password:
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return
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else:
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password = None
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c = ""
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while c != "y":
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c = input("ok to send (y/n)?")
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if c == "n": return
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try:
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tx = self.wallet.mktx([(TYPE_ADDRESS, self.str_recipient, amount)], password, self.config, fee)
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except Exception as e:
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print(str(e))
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return
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if self.str_description:
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self.wallet.labels[tx.txid()] = self.str_description
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print(_("Please wait..."))
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status, msg = self.network.broadcast_transaction(tx)
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if status:
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print(_('Payment sent.'))
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#self.do_clear()
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#self.update_contacts_tab()
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else:
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print(_('Error'))
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def network_dialog(self):
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print("use 'electrum setconfig server/proxy' to change your network settings")
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return True
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def settings_dialog(self):
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print("use 'electrum setconfig' to change your settings")
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return True
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def password_dialog(self):
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return getpass.getpass()
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# XXX unused
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def run_receive_tab(self, c):
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#if c == 10:
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# out = self.run_popup('Address', ["Edit label", "Freeze", "Prioritize"])
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return
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def run_contacts_tab(self, c):
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pass
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