303 lines
11 KiB
Python
303 lines
11 KiB
Python
#!/usr/bin/env python
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#
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# Electrum - lightweight Bitcoin client
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# Copyright (C) 2011 thomasv@gitorious
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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from util import *
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from bitcoin import *
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from decimal import Decimal
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import bitcoin
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known_commands = {
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'help':'Prints this help',
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'validateaddress':'Check that the address is valid',
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'balance': "Display the balance of your wallet or of an address.\nSyntax: balance [<address>]",
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'contacts': "Show your list of contacts",
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'create':'Create a wallet',
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'restore':'Restore a wallet',
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'payto':"""Create and broadcast a transaction.
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Syntax: payto <recipient> <amount> [label]
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<recipient> can be a bitcoin address or a label
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options:\n --fee, -f: set transaction fee\n --fromaddr, -s: send from address -\n --changeaddr, -c: send change to address
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""",
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'sendrawtransaction':
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'Broadcasts a transaction to the network. \nSyntax: sendrawtransaction <tx in hexadecimal>',
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'password':
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"Changes your password",
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'addresses':
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"""Shows your list of addresses.
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options:
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-a: show all addresses, including change addresses""",
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'history':"Shows the transaction history",
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'setlabel':'Assign a label to an item\nSyntax: label <tx_hash> <label>',
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'mktx':
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"""Create a signed transaction, password protected.
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Syntax: mktx <recipient> <amount> [label]
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options:\n --fee, -f: set transaction fee\n --fromaddr, -s: send from address -\n --changeaddr, -c: send change to address
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""",
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'get_seed':
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"Print the generation seed of your wallet.",
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'importprivkey':
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'Import a private key\nSyntax: importprivkey <privatekey>',
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'signmessage':
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'Signs a message with a key\nSyntax: signmessage <address> <message>\nIf you want to lead or end a message with spaces, or want double spaces inside the message make sure you quote the string. I.e. " Hello This is a weird String "',
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'verifymessage':
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'Verifies a signature\nSyntax: verifymessage <address> <signature> <message>\nIf you want to lead or end a message with spaces, or want double spaces inside the message make sure you quote the string. I.e. " Hello This is a weird String "',
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'eval':
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"Run python eval() on an object\nSyntax: eval <expression>\nExample: eval \"wallet.aliases\"",
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'get':
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"Get config parameter.",
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'set':
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"Set config parameter.",
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'deseed':
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"Create a seedless, watching-only wallet.",
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'freeze':'',
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'unfreeze':'',
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'prioritize':'',
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'unprioritize':'',
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'dumpprivkey':'similar to bitcoind\'s command',
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'dumpprivkeys':'dump all private keys',
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'listunspent':'similar to bitcoind\'s command',
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'createmultisig':'similar to bitcoind\'s command',
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'createrawtransaction':'similar to bitcoind\'s command',
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'decoderawtransaction':'similar to bitcoind\'s command',
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'signrawtransaction':'similar to bitcoind\'s command',
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'get_history': 'get history for an address'
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}
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offline_commands = [ 'password', 'mktx',
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'setlabel', 'contacts',
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'help', 'validateaddress',
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'signmessage', 'verifymessage',
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'eval', 'set', 'get', 'create', 'addresses',
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'importprivkey', 'get_seed',
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'deseed',
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'freeze','unfreeze',
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'prioritize','unprioritize',
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'dumpprivkey','dumpprivkeys','listunspent',
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'createmultisig', 'createrawtransaction', 'decoderawtransaction', 'signrawtransaction'
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]
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protected_commands = ['payto', 'password', 'mktx', 'get_seed', 'importprivkey','signmessage', 'signrawtransaction', 'dumpprivkey', 'dumpprivkeys' ]
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class Commands:
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def __init__(self, wallet, interface, callback = None):
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self.wallet = wallet
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self.interface = interface
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self._callback = callback
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def _run(self, method, args, password_getter):
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if method in protected_commands:
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self.password = apply(password_getter,())
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f = eval('self.'+method)
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result = apply(f,args)
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self.password = None
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if self._callback:
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apply(self._callback, ())
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return result
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def get_history(self, addr):
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h = self.wallet.get_history(addr)
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if h is None: h = self.wallet.interface.synchronous_get([ ('blockchain.address.get_history',[addr]) ])[0]
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return h
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def listunspent(self):
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import copy
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l = copy.deepcopy(self.wallet.get_unspent_coins())
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for i in l: i["value"] = i["value"]*1e-8
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return l
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def createrawtransaction(self, inputs, outputs):
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# convert to own format
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for i in inputs:
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i['tx_hash'] = i['txid']
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i['index'] = i['vout']
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outputs = map(lambda x: (x[0],int(1e8*x[1])), outputs.items())
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tx = Transaction.from_io(inputs, outputs)
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return tx.as_dict()
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def signrawtransaction(self, raw_tx, input_info, private_keys):
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tx = Transaction(raw_tx)
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self.wallet.signrawtransaction(tx, input_info, private_keys)
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return tx.as_dict()
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def decoderawtransaction(self, raw):
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tx = Transaction(raw)
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return tx.deserialize()
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def sendrawtransaction(self, raw):
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tx = Transaction(raw)
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r, h = wallet.sendtx( tx )
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return h
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def createmultisig(self, num, pubkeys):
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assert isinstance(pubkeys, list)
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return Transaction.multisig_script(pubkeys, num)
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def freeze(self,addr):
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return self.wallet.freeze(addr)
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def unfreeze(self,addr):
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return self.wallet.unfreeze(addr)
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def prioritize(self, addr):
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return self.wallet.prioritize(addr)
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def unprioritize(self, addr):
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return self.wallet.unprioritize(addr)
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def dumpprivkey(self, addr):
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return self.wallet.get_private_key(addr, self.password)
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def dumpprivkeys(self, addresses = None):
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if addresses is None:
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addresses = self.wallet.all_addresses()
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return self.wallet.get_private_keys(addresses, self.password)
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def validateaddress(self,addr):
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is_valid = self.wallet.is_valid(addr)
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out = { 'isvalid':is_valid }
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if is_valid:
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is_mine = self.wallet.is_mine(addr)
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out['address'] = addr
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out['ismine'] = is_mine
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if is_mine:
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out['pubkey'] = self.wallet.get_public_key(addr)
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return out
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def balance(self, addresses = []):
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if addresses == []:
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c, u = self.wallet.get_balance()
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else:
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c = u = 0
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for addr in addresses:
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cc, uu = wallet.get_addr_balance(addr)
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c += cc
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u += uu
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out = { "confirmed": str(Decimal(c)/100000000) }
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if u: out["unconfirmed"] = str(Decimal(u)/100000000)
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return out
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def get_seed(self):
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import mnemonic
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seed = self.wallet.decode_seed(self.password)
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return { "hex":seed, "mnemonic": ' '.join(mnemonic.mn_encode(seed)) }
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def importprivkey(self, sec):
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try:
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addr = wallet.import_key(sec,self.password)
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wallet.save()
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out = "Keypair imported: ", addr
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except BaseException as e:
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out = "Error: Keypair import failed: " + str(e)
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return out
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def sign_message(self, address, message):
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return self.wallet.sign_message(address, message, self.password)
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def verify_message(self, address, signature, message):
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try:
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EC_KEY.verify_message(address, signature, message)
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return True
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except BaseException as e:
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print_error("Verification error: {0}".format(e))
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return False
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def _mktx(self, to_address, amount, fee = None, change_addr = None, from_addr = None):
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for k, v in self.wallet.labels.items():
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if v == to_address:
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to_address = k
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print_msg("alias", to_address)
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break
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if change_addr and v == change_addr:
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change_addr = k
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amount = int(10000000*amount)
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if fee: fee = int(10000000*fee)
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return self.wallet.mktx( [(to_address, amount)], self.password, fee , change_addr, from_addr)
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def mktx(self, to_address, amount, fee = None, change_addr = None, from_addr = None):
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tx = self._mktx(to_address, amount, fee, change_addr, from_addr)
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return tx.as_dict()
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def payto(self, to_address, amount, fee = None, change_addr = None, from_addr = None):
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tx = self._mktx(to_address, amount, fee, change_addr, from_addr)
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r, h = wallet.sendtx( tx )
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return h
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def history(self):
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import datetime
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balance = 0
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out = []
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for item in self.wallet.get_tx_history():
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tx_hash, conf, is_mine, value, fee, balance, timestamp = item
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try:
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time_str = datetime.datetime.fromtimestamp( timestamp).isoformat(' ')[:-3]
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except:
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time_str = "----"
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label, is_default_label = self.wallet.get_label(tx_hash)
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if not label: label = tx_hash
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else: label = label + ' '*(64 - len(label) )
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out.append( "%16s"%time_str + " " + label + " " + format_satoshis(value)+ " "+ format_satoshis(balance) )
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return out
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def setlabel(self, tx, label):
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self.wallet.labels[tx] = label
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self.wallet.save()
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def contacts(self):
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c = {}
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for addr in self.wallet.addressbook:
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c[addr] = self.wallet.labels.get(addr)
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return c
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def addresses(self, show_all):
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out = []
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for addr in self.wallet.all_addresses():
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if show_all or not self.wallet.is_change(addr):
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flags = self.wallet.get_address_flags(addr)
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label = self.wallet.labels.get(addr,'')
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if label: label = "\"%s\""%label
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b = format_satoshis(self.wallet.get_addr_balance(addr)[0])
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m_addr = "%34s"%addr
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out.append( flags + ' ' + m_addr + ' ' + b + ' ' + label )
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return out
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