def fetch_history(self, wallet_key, doc_name):
p_key = Key(wallet_key, network=self.network)
txs = p_key.get_transactions()
return sorted(filter(lambda m: m['name'] == doc_name,
self._extract_metadata(txs)),
key=lambda m: m['timestamp'],
reverse=True)
def find_matching_versions(self, wallet_key, doc_hash):
p_key = Key(wallet_key, network=self.network)
txs = p_key.get_transactions()
metadata_list = self._extract_metadata(txs)
return sorted(filter(lambda m: m['hash'] == doc_hash, metadata_list),
key=lambda m: m['timestamp'],
reverse=True)
def fetch_documents(self, wallet_key):
p_key = Key(wallet_key, network=self.network)
txs = p_key.get_transactions()
metadata_list = self._extract_metadata(txs)
# TODO: this is inefficient but probably sufficient for the time being
docs_data = {}
for metadata in metadata_list:
name = metadata['name']
if not docs_data.get(name, None):
docs_data[name] = {
'versions': 1,
'last_modified': metadata['timestamp']
}
else:
version = docs_data[name]['versions'] + 1
last_modified = max(docs_data[name]['last_modified'],
metadata['timestamp'])
docs_data[name] = {
'versions': version,
'last_modified': last_modified
}
results = []
# TODO: there must be a better way to do this, but I'm a python n00b
for entry in docs_data.items():
results.append({'name': entry[0], 'data': entry[1]})
return results
def save(self, wallet_key, doc_hash, doc_name, doc_size):
p_key = Key(wallet_key, network=self.network)
try:
p_key.send_op_return(list_of_pushdata=[(doc_hash + ':' + doc_name +
':' + str(doc_size),
'utf-8')])
return {'hash': doc_hash}
except ValueError as err:
print(err)
if str(err) == 'Transactions must have at least one unspent.':
raise InsufficientBalanceError
else:
raise err
def show_QR():
file4 = open('privkey.txt', 'r+')
a = file4.read()
key = Key(a)
addy = key.address
print(addy)
# Create qr code instance
qr = qrcode.QRCode(
version=1,
error_correction=qrcode.constants.ERROR_CORRECT_H,
box_size=10,
border=4,
)
data = addy
# Add data
qr.add_data(data)
qr.make(fit=True)
img = qr.make_image()
img.save("image.jpg")
try:
img = Image.open("image.jpg")
img.show()
except IOError:
pass
def create_user():
file = open('user.txt', 'w')
file.write(username.get())
file.close()
file2 = open('password.txt', 'w')
file2.write(password.get())
key = Key()
priv2 = key.to_wif()
priv = priv2
file3 = open('privkey.txt', 'w')
file3.write(priv)
file.close()
controller.show_frame(init)
def send_tx():
file = open('privkey.txt', 'r+')
a = file.read()
my_key = bitsv.Key(a)
key = Key(a)
addy = key.address
print(addy)
address = address_widget.get()
ammount = ammount_widget.get()
my_key.send([(address, ammount, 'usd')], leftover=addy)
time.sleep(5)
update_balance()
def check_balance(a):
my_key=bitsv.Key(a) #priv key needed
key=Key(a)
addy=key.address
print(addy)
DUST = 546
if remaining > DUST:
outputs.append((leftover, remaining))
elif remaining < 0:
raise InsufficientFunds(
'Balance {} is less than {} (including fee).'.format(
total_in, total_out))
outputs.extendleft(messages)
return unspents, list(outputs)
# real
msg = 'hi'.encode('utf-8')
key = Key('')
unspents, outputs = sanitize_tx_data(get_unspents(key.address),
key.address,
message=msg,
compressed=key.is_compressed())
tx_hex = create_p2pkh_transaction(key, unspents, outputs)
txid = send(tx_hex)
print("https://blockchair.com/bitcoin-sv/transaction/{}".format(txid))
# regtest
# msg = 'xyū'.encode('utf-8')
# key = Key('cRVFvtZENLvnV4VAspNkZxjpKvt65KC5pKnKtK7Riaqv5p1ppbnh')
# _unspents = [ Unspent(amount=5000000000, confirmations=120, txid="4bc41432979746dbd6c613dc5b2a2c1234ecc6a5bf3b48d108b4ecba90ea43fe", txindex=0) ]
# unspents, outputs = sanitize_tx_data(
# _unspents,
# key.address,
def get_wallet_balance():
wallet_key = get_wallet_key_header()
return Key(wallet_key, network='test').get_balance()