def invoke(firstarg='0.0.0.0',
sport='8787',
upnp_str=None,
addr_str=None):
bindhost, *extrahosts = firstarg.split(',')
if len(extrahosts) > 1:
raise Exception("too many hosts")
elif len(extrahosts) == 1:
[
announcehost,
] = extrahosts
else:
announcehost = None
port = int(sport)
pnp = get_upnp() if upnp_str == 'upnp' else None
if not pnp and not addr_str:
# third arg may be addr_str, so swap the args
addr_str = upnp_str
upnp_str = None
addr = None
if addr_str:
assert Address.is_valid(
addr_str), "Invalid donation address specified"
addr = Address.from_string(addr_str)
return self.start_fusion_server(network,
bindhost,
port,
upnp=pnp,
announcehost=announcehost,
donation_address=addr)
def donation_address(self, window) -> Optional[Tuple[str, Address]]:
''' Plugin API: Returns a tuple of (description, Address) or None. This
is the donation address that we as a client got from the remote server
(as opposed to the donation address we announce if we are a server). '''
if self.remote_donation_address and Address.is_valid(
self.remote_donation_address):
return (self.fullname() + " " + _("Server") + ": " +
self.get_server()[0],
Address.from_string(self.remote_donation_address))
def delete_history(self, address: Address) -> None:
if isinstance(address, str) and Address.is_valid(address):
address = Address.from_string(address)
storage = self.parent.wallet.storage if self.parent.wallet else None
if storage:
if True: #with self.lock:
addrstr = address.to_storage_string()
k = 'contact_history_%s' % (addrstr)
storage.put(k, None)
self.print_error("Deleted %s" % addrstr)
def get_history(self, address: Address) -> list:
ret = list()
if isinstance(address, str) and Address.is_valid(address):
address = Address.from_string(address)
storage = self.parent.wallet.storage if self.parent.wallet else None
if storage:
addrstr = address.to_storage_string()
k = 'contact_history_%s' % (addrstr)
hdict = storage.get(k)
if hdict:
ret = list(hdict.values())
ret.sort(key=lambda x: x[1], reverse=True)
return ret
def _open_internal_link(self, target):
''' accepts either a str txid, str address, or a QUrl which should be
of the bare form "txid" and/or "address" -- used by the clickable
links in the inputs/outputs QTextBrowsers'''
if isinstance(target, QUrl):
target = target.toString(QUrl.None_)
assert target
if Address.is_valid(target):
# target was an address, open address dialog
self.main_window.show_address(Address.from_string(target), parent=self)
else:
# target was a txid, open new tx dialog
self.main_window.do_process_from_txid(txid=target, parent=self)
def doReloadForKey(self, key: Any) -> Any:
t0 = time.time()
hist = list()
unk = False
duped = ''
if isinstance(key, (type(None), list)):
# the common case, 'None' or [Address]
hist = get_history(domain=key)
# contacts entires
elif isinstance(key, contacts.ContactsEntry):
hist = get_contact_history(key.address)
elif isinstance(key, Address):
# support for list-less single Address.. call self again with the proper format
hist = self.get([key])
duped = ' (duped) '
elif isinstance(key, str):
# support for string addresses or tx_hashes.. detect which and act accordingly
if Address.is_valid(key):
hist = self.get(
[Address.from_string(key)]
) # recursively call self with propery list data type, which will end up calling get_history (it's ok -- this is to cache results uniformly!)
duped = ' (duped) '
elif gui.ElectrumGui.gui.wallet and gui.ElectrumGui.gui.wallet.transactions.get(
key, None):
fullHist = self.get(
None
) # recursively call self to get a full history (will be cached so it's ok!)
try:
hentry = fullHist.get_by_txid(key)
hist.append(hentry)
except KeyError:
pass
else:
unk = True
else:
unk = True
dstr = str(key) if not isinstance(
key, contacts.ContactsEntry
) else '[ContactsEntry: ' + key.address_str + ']'
if unk:
utils.NSLog(
"HistoryMgr: failed to retrieve any data for unknown domain=%s, returning empty list",
dstr[:80])
else:
time_taken = time.time() - t0
utils.NSLog(
"HistoryMgr: refresh %d entries for domain=%s in %f ms%s (hist result type=%s)",
len(hist), dstr[:80], time_taken * 1e3, duped,
''.join(list(str(type(hist)))[-19:-2]))
gui.ElectrumGui.gui.refresh_cost('history', time_taken)
return hist
def doConversion_(self, text) -> bool:
self.cash.text = ""
self.legacy.text = ""
self.cpyCashBut.enabled = False
self.cpyLegBut.enabled = False
self.qrButShowCash.enabled = False
self.qrButShowLegacy.enabled = False
text = text.strip()
addy = None
try:
addy = Address.from_string(text)
except:
pass
if addy:
self.cash.text = addy.to_full_string(Address.FMT_CASHADDR)
self.legacy.text = addy.to_full_string(Address.FMT_LEGACY)
self.cpyCashBut.enabled = True
self.cpyLegBut.enabled = True
self.qrButShowCash.enabled = True
self.qrButShowLegacy.enabled = True
return True
return False
def doVerify(self) -> None:
addrtf = self.tf
address_str = str(addrtf.text).strip()
message = str(self.topTvDel.text)
signature = str(self.botTvDel.text).strip()
if not signature:
parent().show_message(
_("Please provide both a signature and a message to verify"))
return
try:
address = Address.from_string(address_str)
except:
parent().show_error(_('Invalid Ergon address.'))
return
message = message.encode('utf-8')
try:
# This can raise on invalid base64
sig = base64.b64decode(signature)
verified = bitcoin.verify_message(
address, sig, message) # this raises too on failure
except:
verified = False
if verified:
parent().show_message(_("Signature verified"), title=_("Success"))
else:
parent().show_error(_("Wrong signature"))
def on_edited(self, item, column, prior_value):
contact = item.data(0, self.DataRoles.Contact)
if column == 2: # Label
label_key = contact.address
try:
label_key = Address.from_string(label_key).to_storage_string()
except:
pass
self.wallet.set_label(label_key, item.text(2))
self.update(
) # force refresh in case 2 contacts use the same address
return
# else.. Name
typ = contact.type
was_cur, was_sel = bool(self.currentItem()), item.isSelected()
name, value = item.text(1), item.text(3)
del item # paranoia
# On success, parent.set_contact returns the new key (address text)
# if 'cashacct'.. or always the same key for all other types.
key = self.parent.set_contact(name, value, typ=typ, replace=contact)
if key:
# Due to deferred updates, on_update will actually be called later.
# So, we have to save the edited item's "current" and "selected"
# status here. 'on_update' will look at this tuple and clear it
# after updating.
self._edited_item_cur_sel = (key, was_cur, was_sel)
def make_unsigned_transaction(self, amount, fee, all_inputs, outputs,
changes):
''' make unsigned transaction '''
dust = self.dust_threshold(
) # always 546 for now, but this call is here in case something more sophisticated happens in the future
coins = {}
tx_inputs = []
amounts = {}
try:
for player in all_inputs:
inputs_coins = self.get_coins(all_inputs[player])
# if there are no coins on input it terminates the process
if inputs_coins:
coins[player] = inputs_coins
else:
return None
except BaseException as e:
self.print_error('make_unsigned_transaction:', repr(e))
return None
for player, pubkey_utxos in coins.items():
amounts[player] = 0
for pubkey, utxos in pubkey_utxos.items():
for utxo in utxos:
utxo['type'] = 'p2pkh'
utxo['address'] = Address.from_pubkey(pubkey)
utxo['pubkeys'] = [pubkey]
utxo['x_pubkeys'] = [pubkey]
utxo['prevout_hash'] = utxo['tx_hash']
utxo['prevout_n'] = utxo['tx_pos']
utxo['signatures'] = [None]
utxo['num_sig'] = 1
tx_inputs.append(utxo)
amounts[player] += utxo['value']
tx_inputs.sort(key=lambda x: x['prevout_hash'] + str(x["tx_pos"]))
tx_outputs = [(TYPE_ADDRESS, Address.from_string(output), int(amount))
for output in outputs]
transaction = Transaction.from_io(tx_inputs,
tx_outputs,
sign_schnorr=False)
tx_changes = [
(TYPE_ADDRESS, Address.from_string(changes[player]),
int(amounts[player] - amount - fee)) for player in sorted(changes)
if Address.is_valid(changes[player]) and int(amounts[player] -
amount - fee) >= dust
]
transaction.add_outputs(tx_changes)
return transaction
def view_addr_link_activated(addr):
if isinstance(parent, ElectrumWindow):
try:
address = Address.from_string(addr)
parent.show_address(address,
parent=parent.top_level_window())
except Exception as e:
parent.print_error(repr(e))
def decodeAddress(addr: str) -> Address:
ret = None
if addr:
try:
# re-encode addr in case they went to/from cashaddr
ret = Address.from_string(addr)
except BaseException as e:
utils.NSLog("Caught exception decoding address %s: %s", addr,
str(e))
return ret
def open_link(link):
if Address.is_valid(link):
addr = Address.from_string(link)
if wallet.is_mine(addr):
parent.show_address(addr)
else:
addr_URL = web.BE_URL(parent.config, 'addr', addr)
if addr_URL:
webopen(addr_URL)
return
if link.startswith('http'):
webopen(link)
elif len(link) == 64: # 64 character txid
tx = wallet.transactions.get(link)
if tx:
parent.show_transaction(tx, tx_desc=wallet.get_label(link))
else:
parent.do_process_from_txid(txid=link,
tx_desc=wallet.get_label(link))
return
def getaddressunspent(self, address):
"""Returns the UTXO list of any address. Note: This
is a walletless server query, results are not checked by SPV.
"""
if not isinstance(address, Address):
try:
address = Address.from_string(address)
except AddressError:
return None
sh = address.to_scripthash_hex()
return self.network.synchronous_get(
('blockchain.scripthash.listunspent', [sh]))
def get_full_contacts(self, include_pseudo: bool = True) -> List[Contact]:
''' Returns all the contacts, with the "My CashAcct" pseudo-contacts
clobbering dupes of the same type that were manually added.
Client code should scan for type == 'cashacct' and type == 'cashacct_W' '''
if include_pseudo:
# filter out cachaccts that are "Wallet", as they will be added
# at the end as pseudo contacts if they also appear in real contacts
real_contacts = [
contact
for contact in self.parent.contacts.get_all(nocopy=True)
if contact.type !=
'cashacct' # accept anything that's not cashacct
or not Address.is_valid(
contact.address
) # or if it is, it can have invalid address as it's clearly 'not mine"
or not self.wallet.is_mine( # or if it's not mine
Address.from_string(contact.address))
]
return real_contacts + self._make_wallet_cashacct_pseudo_contacts()
else:
return self.parent.contacts.get_all(nocopy=True)
def check_inputs_for_sufficient_funds_and_return_total(
self, inputs, amount):
"""
This function check on blockchain for sufficient funds.
inputs is a dict with bitcoin pubkeys as a keys
and list of utxo hashes as values.
the sum of all utxo values should be greater then amount
it does as follows:
1. check utxo list for every pubkey in the dict
2. check if utxo from inputs are in the utxo list on blockchain for these pubkeys
2.a return None if there is a utxo from list not in utxo set from blockchain
2.b return None if utxo in list is not confirmed
3. return True, total_amt if summary values of utxos are greater then amount and False, None otherwise
returns None,None on blockchain communication error
"""
assert amount > 0, "Amount must be > 0!"
def _utxo_name(x):
return x['tx_hash'] + ":" + str(x['tx_pos'])
total = 0
try:
for public_key, pk_inputs in inputs.items():
try:
address = Address.from_pubkey(public_key)
except AddressError:
# refuse to accept something that doesn't parse as a pubkey
return False, None
unspent_list = self.getaddressunspent(address)
utxos = {
_utxo_name(utxo): utxo['value']
for utxo in unspent_list if utxo.get('height', -1) >
0 # all inputs must have at least 1 confirmation
}
for utxo in pk_inputs:
val = utxos.get(utxo)
if val is None:
return False, None # utxo does not exist or was spent
total += val
answer = total >= amount
if answer:
return True, total
return False, total
except BaseException as e:
#import traceback
#traceback.print_exc()
self.print_error("check_inputs_for_sufficient_funds: ", repr(e))
return None, None
def load_shuffle_change_shared_with_others(wallet):
''' Modifies wallet instance and adds _shuffle_change_shared_with_others
retrieving it from storage. _shuffle_patched_ need not be set. '''
wallet._shuffle_change_shared_with_others = set()
tmpadrs = wallet.storage.get(
ConfKeys.PerWallet.CHANGE_SHARED_WITH_OTHERS, [])
if isinstance(tmpadrs, (list, tuple, set)):
for a in tmpadrs:
try:
a = Address.from_string(a)
if not wallet.get_address_history(
a
): # no need to re-add to set if it has a history since it won't be shared anyway with the network if it's been used. This set is used only to not cross over shuffled out addresses with change addresses for unused addrs when shuffling
wallet._shuffle_change_shared_with_others.add(a)
except (AddressError, TypeError):
pass
def tx_from_components(all_components, session_hash):
""" Returns the tx and a list of indices matching inputs with components"""
input_indices = []
assert len(session_hash) == 32
if Protocol.FUSE_ID is None:
prefix = []
else:
assert len(Protocol.FUSE_ID) == 4
prefix = [4, *Protocol.FUSE_ID]
inputs = []
outputs = [
(TYPE_SCRIPT,
ScriptOutput(bytes([OpCodes.OP_RETURN, *prefix, 32]) + session_hash),
0)
]
for i, compser in enumerate(all_components):
comp = pb.Component()
comp.ParseFromString(compser)
ctype = comp.WhichOneof('component')
if ctype == 'input':
inp = comp.input
if len(inp.prev_txid) != 32:
raise FusionError("bad component prevout")
inputs.append(
dict(address=Address.from_P2PKH_hash(hash160(inp.pubkey)),
prevout_hash=inp.prev_txid[::-1].hex(),
prevout_n=inp.prev_index,
num_sig=1,
signatures=[None],
type='p2pkh',
x_pubkeys=[inp.pubkey.hex()],
pubkeys=[inp.pubkey.hex()],
sequence=0xffffffff,
value=inp.amount))
input_indices.append(i)
elif ctype == 'output':
out = comp.output
atype, addr = get_address_from_output_script(out.scriptpubkey)
if atype != TYPE_ADDRESS:
raise FusionError("bad component address")
outputs.append((TYPE_ADDRESS, addr, out.amount))
elif ctype != 'blank':
raise FusionError("bad component")
tx = Transaction.from_io(inputs, outputs, locktime=0, sign_schnorr=True)
tx.version = 1
return tx, input_indices
def _make_wallet_cashacct_pseudo_contacts(self,
exclude_contacts=[]
) -> List[Contact]:
''' Returns a list of 'fake' contacts that come from the wallet's
own registered Cash Accounts. These contacts do not exist in the
wallet.contacts object but are created on-the-fly from the
wallet.cashacct list of registered & verified Cash Accounts.
The creation of this list is relatively cheap and scales as the lookups
are O(logN) in the cashaccts caches.
This is a convenience so that the Contacts tab shows "my" cash accounts
after registration as well as external Cash Accounts. Note that the
"mine" entries won't be shown if the user explicitly added his own as
"external"... '''
try:
excl_chk = set((c.name, Address.from_string(c.address))
for c in exclude_contacts if c.type == 'cashacct')
except:
# Hmm.. invalid address?
excl_chk = set()
wallet_cashaccts = []
v_txids = set()
# Add the [Mine] pseudo-contacts
for ca_info in self.wallet.cashacct.get_wallet_cashaccounts():
v_txids.add(ca_info.txid)
name = self.wallet.cashacct.fmt_info(ca_info, emoji=False)
if (name, ca_info.address) in excl_chk:
continue
wallet_cashaccts.append(
Contact(name=name,
address=ca_info.address.to_ui_string(),
type='cashacct_W'))
# Add the [Pend] pseudo-contacts
for txid, tup in self._ca_pending_conf.copy().items():
if txid in v_txids or self.wallet.cashacct.is_verified(txid):
self._ca_pending_conf.pop(txid, None)
continue
if tup in excl_chk:
continue
name, address = tup
wallet_cashaccts.append(
Contact(name=name,
address=address.to_ui_string(),
type='cashacct_T'))
return wallet_cashaccts
def doReloadForKey(self, key: Any) -> Any:
if key is None:
a = AddressData(gui.ElectrumGui.gui)
a.refresh()
utils.NSLog("AddressMgr refresh (full)")
return a
elif key and isinstance(key, (str, Address)):
if isinstance(key, str):
key = Address.from_string(key)
a = self.get(
None
) # recursive call to self to get cached 'all' or rebuild 'all' if not cached
if a:
entries = a.master[0][0]
for entry in entries:
if entry.address == key:
return entry
return None
def do_send(self):
if not Address.is_valid(self.str_recipient):
print(_('Invalid Bitcoin address'))
return
try:
amount = int(PyDecimal(self.str_amount) * COIN)
except Exception:
print(_('Invalid Amount'))
return
try:
fee = int(PyDecimal(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:
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_transaction(tx)
if status:
print(_('Payment sent.'))
else:
print(_('Error'))
def get_coins(self, inputs):
coins = {}
for public_key, utxos in inputs.items():
address = Address.from_pubkey(public_key)
coins[public_key] = [
] # FIXME: Should probably use a defaultdict here but maybe we want calling code to fail on KeyError ?
unspent_list = self.getaddressunspent(address)
utxo_dicts = {
"{}:{}".format(utxo["tx_hash"], utxo["tx_pos"]): utxo
for utxo in unspent_list
}
for utxo in utxos:
utxo_dict = utxo_dicts.get(utxo)
if utxo_dict:
coins[public_key].append(utxo_dict)
else:
# uh-oh.. not found. may have been double-spent in the meantimg or buggy Player peer.
return None
return coins
def getUnusedAddress(self) -> None:
wallet = parent().wallet
if not wallet: return
# hide receive tab if no receive requests available
b = len(wallet.receive_requests) > 0
#self.setVisible(b)
#self.parent.receive_requests_label.setVisible(b)
#if not b:
# self.parent.expires_label.hide()
# self.parent.expires_combo.show()
domain = wallet.get_addresses()
if self.addrStr:
# update the receive address if necessary
current_address = Address.from_string(self.addrStr)
addr = wallet.get_unused_address()
if not current_address in domain and addr:
self.setReceiveAddress_(addr.to_ui_string())
current_address = addr.to_ui_string()
def on_update(self):
self.chkVisible()
# update the receive address if necessary
current_address_string = self.parent.receive_address_e.text().strip()
current_address = Address.from_string(current_address_string) if len(
current_address_string) else None
domain = self.wallet.get_receiving_addresses()
addr = self.wallet.get_unused_address()
if current_address not in domain and addr:
self.parent.set_receive_address(addr)
# clear the list and fill it again
item = self.currentItem()
prev_sel = item.data(0, Qt.UserRole) if item else None
self.clear()
for req in self.wallet.get_sorted_requests(self.config):
address = req['address']
if address not in domain:
continue
timestamp = req.get('time', 0)
amount = req.get('amount')
expiration = req.get('exp', None)
message = req.get('memo', '')
date = format_time(timestamp)
status = req.get('status')
signature = req.get('sig')
requestor = req.get('name', '')
amount_str = self.parent.format_amount(amount) if amount else ""
item = QTreeWidgetItem([
date,
address.to_ui_string(), '', message, amount_str,
_(pr_tooltips.get(status, ''))
])
item.setData(0, Qt.UserRole, address)
if signature is not None:
item.setIcon(2, QIcon(":icons/seal.svg"))
item.setToolTip(2, 'signed by ' + requestor)
if status is not PR_UNKNOWN:
item.setIcon(6, QIcon(pr_icons.get(status)))
self.addTopLevelItem(item)
if prev_sel == address:
self.setCurrentItem(item)
def doSign(self) -> None:
addrtf = self.tf
address = str(addrtf.text).strip()
message = str(self.topTvDel.text)
signatureTvDel = self.botTvDel
try:
print("address = ", address)
addr = Address.from_string(address)
except:
parent().show_error(_('Invalid Ergon address.'))
return
if addr.kind != addr.ADDR_P2PKH:
msg_sign = _("Signing with an address actually means signing with the corresponding "
"private key, and verifying with the corresponding public key. The "
"address you have entered does not have a unique public key, so these "
"operations cannot be performed.") + '\n\n' + \
_('The operation is undefined. Not just in Oregano, but in general.')
parent().show_message(
_('Cannot sign messages with this type of address.') + '\n\n' +
msg_sign)
return
if not parent().wallet:
return
if parent().wallet.is_watching_only():
parent().show_message(_('This is a watching-only wallet.'))
return
if not parent().wallet.is_mine(addr):
parent().show_message(_('Address not in wallet.'))
return
def onPw(password: str) -> None:
try:
signed = parent().wallet.sign_message(addr, message, password)
except:
parent().show_error(str(sys.exc_info()[1]))
return
signatureTvDel.text = base64.b64encode(signed).decode('ascii')
parent().show_message(_(
"The signature for the provided message has been pasted into the signature text box."
),
title=_("Success"))
parent().prompt_password_if_needed_asynch(onPw, vc=self)
def __init__(self, window, wallet, network_settings,
period = 10.0, logger = None, password=None, timeout=60.0,
typ=Messages.DEFAULT # NB: Only DEFAULT is currently supported
):
super().__init__()
cls = type(self)
self.daemon = True
self.timeout = timeout
self.version = cls.PROTOCOL_VERSION + (1 if networks.net.TESTNET else 0)
self.type = typ
assert self.type == Messages.DEFAULT, "BackgroundShufflingThread currently only supports DEFAULT shuffles"
cls.latest_shuffle_settings = cls.ShuffleSettings(self.type, Messages.TYPE_NAME_DICT[self.type], self.version, 0, 0, self.FEE)
# set UPPER_BOUND and LOWER_BOUND from config keys here. Note all instances will see these changes immediately.
cls.update_lower_and_upper_bound_from_config()
self.period = period
self.logger = logger
self.wallet = wallet
self.window = window
self.host = network_settings.get("host", None)
self.info_port = network_settings.get("info", None)
self.port = 1337 # default value -- will get set to real value from server's stat port in run() method
self.poolSize = 3 # default value -- will get set to real value from server's stat port in run() method
self.banScore = 0 # comes from stats port -- our own personal ban score
self.banned = False # comes from stats port. True if our IP is banned (default ban duration: 30 mins)
self.ssl = network_settings.get("ssl", None)
self.lock = threading.RLock()
self.password = password
self.threads = {scale:None for scale in self.scales}
self.shared_chan = Channel(switch_timeout=None) # threads write a 3-tuple here: (killme_flg, thr, msg)
self.stop_flg = threading.Event()
self.last_idle_check = 0.0 # timestamp in seconds unix time
self.done_utxos = dict()
self._paused = False
self._coins_busy_shuffling = set() # 'prevout_hash:n' (name) set of all coins that are currently being shuffled by a ProtocolThread. Both wallet locks should be held to read/write this.
self._last_server_check = 0.0 # timestamp in seconds unix time
self._dummy_address = Address.from_pubkey(EC_KEY(number_to_string(1337, generator_secp256k1.order())).get_public_key()) # dummy address
# below 4 vars are related to the "delayed unreserve address" mechanism as part of the bug #70 & #97 workaround and the complexity created by it..
self._delayed_unreserve_addresses = dict() # dict of Address -> time.time() timestamp when its shuffle ended
self._last_delayed_unreserve_check = 0.0 # timestamp in seconds unix time
self._delayed_unreserve_check_interval = 60.0 # check these addresses every 60 seconds.
self._delayed_unreserve_timeout = 600.0 # how long before the delayed-unreserve addresses expire; 10 minutes
def check_input_electrumx(network, inpcomp):
""" Check an InputComponent against electrumx service. This can be a bit slow
since it gets all utxos on that address.
Returns normally if the check passed. Raises ValidationError if the input is not
consistent with blockchain (according to server), and raises other exceptions if
the server times out or gives an unexpected kind of response.
"""
address = Address.from_pubkey(inpcomp.pubkey)
prevhash = inpcomp.prev_txid[::-1].hex()
prevn = inpcomp.prev_index
sh = address.to_scripthash_hex()
u = network.synchronous_get(('blockchain.scripthash.listunspent', [sh]), timeout=5)
for item in u:
if prevhash == item['tx_hash'] and prevn == item['tx_pos']:
break
else:
raise ValidationError('missing or spent or scriptpubkey mismatch')
check(item['height'] > 0, 'not confirmed')
check(item['value'] == inpcomp.amount, 'amount mismatch')
def do_send(self):
if not Address.is_valid(self.str_recipient):
self.show_message(_('Invalid Bitcoin address'))
return
try:
amount = int(PyDecimal(self.str_amount) * COIN)
except Exception:
self.show_message(_('Invalid Amount'))
return
try:
fee = int(PyDecimal(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_transaction(tx)
if status:
self.show_message(_('Payment sent.'))
self.do_clear()
#self.update_contacts_tab()
else:
self.show_message(_('Error'))
def viewWillDisappear_(self, animated: bool) -> None:
send_super(__class__,
self,
'viewWillDisappear:',
animated,
argtypes=[c_bool])
parent().cash_addr_sig.disconnect(self)
data = utils.nspy_get_byname(self, 'data')
if not data: data = DialogData(None, None)
text = self.tf.text.strip()
if self.mode == SignVerify:
try:
address = Address.from_string(text)
data = utils.set_namedtuple_field(data, 'address', address)
except:
pass
elif self.mode == EncryptDecrypt:
data = utils.set_namedtuple_field(data, 'pubkey', text)
utils.nspy_put_byname(self, data, 'data')
if self.kbas:
utils.unregister_keyboard_autoscroll(self.kbas)
self.kbas = None
def parse_address(self, line):
r = line.strip()
m = re.match(RE_ALIAS, r)
address = m.group(2) if m else r
return Address.from_string(address)
