Rename files
[electrum-nvc.git] / electrum-nvc
diff --git a/electrum-nvc b/electrum-nvc
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--- /dev/null
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+#!/usr/bin/env python
+#
+# Electrum - lightweight Bitcoin client
+# Copyright (C) 2011 thomasv@gitorious
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+from decimal import Decimal
+import json
+import optparse
+import os
+import re
+import ast
+import sys
+import time
+import traceback
+
+
+is_local = os.path.dirname(os.path.realpath(__file__)) == os.getcwd()
+is_android = 'ANDROID_DATA' in os.environ
+
+import __builtin__
+__builtin__.use_local_modules = is_local or is_android
+
+# load local module as electrum
+if __builtin__.use_local_modules:
+    import imp
+    imp.load_module('electrum_nvc', *imp.find_module('lib'))
+    imp.load_module('electrum_nvc_gui', *imp.find_module('gui'))
+
+if is_local:
+    sys.path.append('packages')
+
+
+from electrum_nvc import SimpleConfig, Network, Wallet, WalletStorage, NetworkProxy, Commands, known_commands, pick_random_server
+from electrum_nvc.util import print_msg, print_stderr, print_json, set_verbosity
+
+# get password routine
+def prompt_password(prompt, confirm=True):
+    import getpass
+    if sys.stdin.isatty():
+        password = getpass.getpass(prompt)
+        if password and confirm:
+            password2 = getpass.getpass("Confirm: ")
+            if password != password2:
+                sys.exit("Error: Passwords do not match.")
+    else:
+        password = raw_input(prompt)
+    if not password:
+        password = None
+    return password
+
+
+def arg_parser():
+    usage = "%prog [options] command"
+    parser = optparse.OptionParser(usage=usage, add_help_option=False)
+    parser.add_option("-h", "--help", action="callback", callback=print_help_cb, help="show this help text")
+    parser.add_option("-g", "--gui", dest="gui", help="User interface: qt, lite, gtk, text or stdio")
+    parser.add_option("-w", "--wallet", dest="wallet_path", help="wallet path (default: electrum-nvc.dat)")
+    parser.add_option("-o", "--offline", action="store_true", dest="offline", default=False, help="remain offline")
+    parser.add_option("-C", "--concealed", action="store_true", dest="concealed", default=False, help="don't echo seed to console when restoring")
+    parser.add_option("-a", "--all", action="store_true", dest="show_all", default=False, help="show all addresses")
+    parser.add_option("-l", "--labels", action="store_true", dest="show_labels", default=False, help="show the labels of listed addresses")
+    parser.add_option("-f", "--fee", dest="tx_fee", default=None, help="set tx fee")
+    parser.add_option("-F", "--fromaddr", dest="from_addr", default=None, help="set source address for payto/mktx. if it isn't in the wallet, it will ask for the private key unless supplied in the format public_key:private_key. It's not saved in the wallet.")
+    parser.add_option("-c", "--changeaddr", dest="change_addr", default=None, help="set the change address for payto/mktx. default is a spare address, or the source address if it's not in the wallet")
+    parser.add_option("-s", "--server", dest="server", default=None, help="set server host:port:protocol, where protocol is either t (tcp), h (http), s (tcp+ssl), or g (https)")
+    parser.add_option("-p", "--proxy", dest="proxy", default=None, help="set proxy [type:]host[:port], where type is socks4,socks5 or http")
+    parser.add_option("-v", "--verbose", action="store_true", dest="verbose", default=False, help="show debugging information")
+    parser.add_option("-P", "--portable", action="store_true", dest="portable", default=False, help="portable wallet")
+    parser.add_option("-L", "--lang", dest="language", default=None, help="defaut language used in GUI")
+    parser.add_option("-u", "--usb", dest="bitkey", action="store_true", help="Turn on support for hardware wallets (EXPERIMENTAL)")
+    parser.add_option("-G", "--gap", dest="gap_limit", default=None, help="gap limit")
+    parser.add_option("-W", "--password", dest="password", default=None, help="set password for usage with commands (currently only implemented for create command, do not use it for longrunning gui session since the password is visible in /proc)")
+    parser.add_option("-1", "--oneserver", action="store_true", dest="oneserver", default=False, help="connect to one server only")
+    parser.add_option("--bip32", action="store_true", dest="bip32", default=False, help="bip32 (not final)")
+    parser.add_option("--2of3", action="store_true", dest="2of3", default=False, help="create 2of3 wallet")
+    parser.add_option("--mpk", dest="mpk", default=False, help="restore from master public key")
+    parser.add_option("-m", action="store_true", dest="hide_gui", default=False, help="hide GUI on startup")
+    return parser
+
+
+def print_help(parser):
+    parser.print_help()
+    print_msg("Type 'electrum-nvc help <command>' to see the help for a specific command")
+    print_msg("Type 'electrum-nvc --help' to see the list of options")
+    run_command(known_commands['help'])
+
+
+def print_help_cb(self, opt, value, parser):
+    print_help(parser)
+    sys.exit(1)
+
+
+
+
+def run_command(cmd, password=None, args=None):
+    if args is None:
+        args = []  # Do not use mutables as default values!
+    if cmd.requires_network and not options.offline:
+        network = NetworkProxy(config)
+        if not network.start(start_daemon= (True if cmd.name!='daemon' else False)):
+            print "Daemon not running"
+            sys.exit(1)
+
+        if wallet:
+            wallet.start_threads(network)
+            wallet.update()
+    else:
+        network = None
+
+    cmd_runner = Commands(wallet, network)
+    func = getattr(cmd_runner, cmd.name)
+    cmd_runner.password = password
+    try:
+        result = func(*args[1:])
+    except Exception:
+        traceback.print_exc(file=sys.stdout)
+        sys.exit(1)
+
+
+    if cmd.requires_network and not options.offline:
+        if wallet:
+            wallet.stop_threads()
+
+
+    if type(result) == str:
+        print_msg(result)
+    elif result is not None:
+        print_json(result)
+
+
+
+
+
+
+if __name__ == '__main__':
+
+    wallet = None
+    parser = arg_parser()
+    options, args = parser.parse_args()
+    if options.portable and options.wallet_path is None:
+        options.electrum_path = os.path.join(os.path.dirname(os.path.realpath(__file__)), 'electrum-nvc_data')
+
+    # config is an object passed to the various constructors (wallet, interface, gui)
+    if is_android:
+        config_options = {
+            'portable': True,
+            'verbose': True,
+            'gui': 'android',
+            'auto_cycle': True,
+        }
+    else:
+        config_options = eval(str(options))
+        for k, v in config_options.items():
+            if v is None:
+                config_options.pop(k)
+
+    set_verbosity(config_options.get('verbose'))
+
+    config = SimpleConfig(config_options)
+
+    if len(args) == 0:
+        url = None
+        cmd = 'gui'
+    elif len(args) == 1 and re.match('^novacoin:', args[0]):
+        url = args[0]
+        cmd = 'gui'
+    else:
+        cmd = args[0]
+
+    if cmd == 'gui':
+        gui_name = config.get('gui', 'classic')
+        if gui_name in ['lite', 'classic']:
+            gui_name = 'qt'
+        try:
+            gui = __import__('electrum_nvc_gui.' + gui_name, fromlist=['electrum_nvc_gui'])
+        except ImportError:
+            traceback.print_exc(file=sys.stdout)
+            sys.exit()
+            #sys.exit("Error: Unknown GUI: " + gui_name )
+
+        # network interface
+        if not options.offline:
+            network = Network(config)
+            network.start()
+        else:
+            network = None
+
+        gui = gui.ElectrumGui(config, network)
+        gui.main(url)
+
+        if network:
+            network.stop()
+
+        # we use daemon threads, their termination is enforced.
+        # this sleep command gives them time to terminate cleanly.
+        time.sleep(0.1)
+        sys.exit(0)
+
+    if cmd not in known_commands:
+        cmd = 'help'
+
+    cmd = known_commands[cmd]
+
+    # instanciate wallet for command-line
+    storage = WalletStorage(config)
+
+
+    if cmd.name in ['create', 'restore']:
+        if storage.file_exists:
+            sys.exit("Error: Remove the existing wallet first!")
+        if options.password is not None:
+            password = options.password
+        elif cmd.name == 'restore' and options.mpk:
+            password = None
+        else:
+            password = prompt_password("Password (hit return if you do not wish to encrypt your wallet):")
+
+        # if config.server is set, the user either passed the server on command line
+        # or chose it previously already. if he didn't pass a server on the command line,
+        # we just pick up a random one.
+        if not config.get('server'):
+            config.set_key('server', pick_random_server())
+
+        #fee = options.tx_fee if options.tx_fee else raw_input("fee (default:%s):" % (str(Decimal(wallet.fee)/100000000)))
+        #gap = options.gap_limit if options.gap_limit else raw_input("gap limit (default 5):")
+        #if fee:
+        #    wallet.set_fee(float(fee)*100000000)
+        #if gap:
+        #    wallet.change_gap_limit(int(gap))
+
+        if cmd.name == 'restore':
+            if options.mpk:
+                wallet = Wallet.from_mpk(options.mpk, storage)
+            else:
+                import getpass
+                seed = getpass.getpass(prompt="seed:", stream=None) if options.concealed else raw_input("seed:")
+                if not Wallet.is_seed(seed):
+                    sys.exit("Error: Invalid seed")
+                wallet = Wallet.from_seed(seed, storage)
+                wallet.add_seed(seed, password)
+                wallet.create_accounts(password)
+
+            if not options.offline:
+                network = Network(config)
+                network.start()
+                wallet.start_threads(network)
+                print_msg("Recovering wallet...")
+                wallet.restore(lambda x: x)
+                if wallet.is_found():
+                    print_msg("Recovery successful")
+                else:
+                    print_msg("Warning: Found no history for this wallet")
+            else:
+                wallet.synchronize()
+                print_msg("Warning: This wallet was restored offline. It may contain more addresses than displayed.")
+
+        else:
+            if not config.get('2of3'):
+                wallet = Wallet(storage)
+                seed = wallet.make_seed()
+                wallet.add_seed(seed, password)
+                wallet.create_accounts(password)
+                wallet.synchronize()
+                print_msg("Your wallet generation seed is:\n\"%s\"" % seed)
+                print_msg("Please keep it in a safe place; if you lose it, you will not be able to restore your wallet.")
+            else:
+                wallet = Wallet_2of3(storage)
+                cold_seed = wallet.make_seed()
+                #wallet.save_seed()
+                print_msg("Your cold seed is:\n\"%s\"" % cold_seed)
+                print_msg("Please store it on paper. ")
+                print_msg("Open this file on your online computer to complete your wallet creation.")
+
+
+        print_msg("Wallet saved in '%s'" % wallet.storage.path)
+
+        # terminate
+        sys.exit(0)
+
+
+    if cmd.name not in ['create', 'restore'] and cmd.requires_wallet and not storage.file_exists:
+        print_msg("Error: Wallet file not found.")
+        print_msg("Type 'electrum-nvc create' to create a new wallet, or provide a path to a wallet with the -w option")
+        sys.exit(0)
+
+
+    if cmd.requires_wallet:
+        wallet = Wallet(storage)
+    else:
+        wallet = None
+
+
+    # important warning
+    if cmd.name in ['dumpprivkey', 'dumpprivkeys']:
+        print_stderr("WARNING: ALL your private keys are secret.")
+        print_stderr("Exposing a single private key can compromise your entire wallet!")
+        print_stderr("In particular, DO NOT use 'redeem private key' services proposed by third parties.")
+
+    # commands needing password
+    if cmd.requires_password:
+        if wallet.seed == '':
+            seed = ''
+            password = None
+        elif wallet.use_encryption:
+            password = prompt_password('Password:', False)
+            if not password:
+                print_msg("Error: Password required")
+                sys.exit(1)
+            # check password
+            try:
+                seed = wallet.get_seed(password)
+            except Exception:
+                print_msg("Error: This password does not decode this wallet.")
+                sys.exit(1)
+        else:
+            password = None
+            seed = wallet.get_seed(None)
+    else:
+        password = None
+
+    # add missing arguments, do type conversions
+    if cmd.name == 'importprivkey':
+        # See if they specificed a key on the cmd line, if not prompt
+        if len(args) == 1:
+            args.append(prompt_password('Enter PrivateKey (will not echo):', False))
+
+    elif cmd.name == 'signrawtransaction':
+        args = [cmd, args[1], json.loads(args[2]) if len(args) > 2 else [] ]
+
+    elif cmd.name == 'createmultisig':
+        args = [cmd, int(args[1]), json.loads(args[2])]
+
+    elif cmd.name == 'createrawtransaction':
+        args = [cmd, json.loads(args[1]), json.loads(args[2])]
+
+    elif cmd.name == 'listaddresses':
+        args = [cmd, options.show_all, options.show_labels]
+
+    elif cmd.name in ['payto', 'mktx']:
+        domain = [options.from_addr] if options.from_addr else None
+        args = ['mktx', args[1], Decimal(args[2]), Decimal(options.tx_fee) if options.tx_fee else None, options.change_addr, domain]
+
+    elif cmd.name in ['paytomany', 'mksendmanytx']:
+        domain = [options.from_addr] if options.from_addr else None
+        outputs = []
+        for i in range(1, len(args), 2):
+            if len(args) < i+2:
+                print_msg("Error: Mismatched arguments.")
+                sys.exit(1)
+            outputs.append((args[i], Decimal(args[i+1])))
+        args = ['mksendmanytx', outputs, Decimal(options.tx_fee) if options.tx_fee else None, options.change_addr, domain]
+
+    elif cmd.name == 'help':
+        if len(args) < 2:
+            print_help(parser)
+            sys.exit(1)
+
+    # check the number of arguments
+    if len(args) - 1 < cmd.min_args:
+        print_msg("Not enough arguments")
+        print_msg("Syntax:", cmd.syntax)
+        sys.exit(1)
+
+    if cmd.max_args >= 0 and len(args) - 1 > cmd.max_args:
+        print_msg("too many arguments", args)
+        print_msg("Syntax:", cmd.syntax)
+        sys.exit(1)
+
+    if cmd.max_args < 0:
+        if len(args) > cmd.min_args + 1:
+            message = ' '.join(args[cmd.min_args:])
+            print_msg("Warning: Final argument was reconstructed from several arguments:", repr(message))
+            args = args[0:cmd.min_args] + [message]
+
+
+
+    # run the command
+    if cmd.name == 'deseed':
+        if not wallet.seed:
+            print_msg("Error: This wallet has no seed")
+        else:
+            ns = wallet.storage.path + '.seedless'
+            print_msg("Warning: you are going to create a seedless wallet'\nIt will be saved in '%s'" % ns)
+            if raw_input("Are you sure you want to continue? (y/n) ") in ['y', 'Y', 'yes']:
+                wallet.storage.path = ns
+                wallet.seed = ''
+                wallet.storage.put('seed', '', True)
+                wallet.use_encryption = False
+                wallet.storage.put('use_encryption', wallet.use_encryption, True)
+                for k in wallet.imported_keys.keys():
+                    wallet.imported_keys[k] = ''
+                wallet.storage.put('imported_keys', wallet.imported_keys, True)
+                print_msg("Done.")
+            else:
+                print_msg("Action canceled.")
+
+    elif cmd.name == 'getconfig':
+        key = args[1]
+        out = config.get(key)
+        print_msg(out)
+
+    elif cmd.name == 'setconfig':
+        key, value = args[1:3]
+        try:
+            value = ast.literal_eval(value)
+        except:
+            pass
+        config.set_key(key, value, True)
+        print_msg(True)
+
+    elif cmd.name == 'password':
+        new_password = prompt_password('New password:')
+        wallet.update_password(password, new_password)
+
+    else:
+        run_command(cmd, password, args)
+
+
+    time.sleep(0.1)
+    sys.exit(0)