def return_length():
try:
with open("pitcoin.bc", 'rb') as file:
PITCOIN = miner.importBlockChainFromFile(file)
file.close()
except IOError:
return("<h1>There is no blockchain yet</h1>")
return ('<h1>The length is <font color="red">' + str(PITCOIN.height) + '</font> blocks</h1>')
def return_last_block():
try:
with open("pitcoin.bc", 'rb') as file:
PITCOIN = miner.importBlockChainFromFile(file)
file.close()
except IOError:
return("<h1>There is no blockchain yet</h1>")
return (str(PITCOIN.chain[-1]))
def return_nodes():
try:
with open("pitcoin.bc", 'rb') as file:
PITCOIN = miner.importBlockChainFromFile(file)
file.close()
except IOError:
return("<h1>There is no blockchain yet</h1>")
return (json.dumps(PITCOIN.nodes))
def get_balance():
add = request.args.get('address')
try:
with open("pitcoin.bc", 'rb') as file:
PITCOIN = miner.importBlockChainFromFile(file)
file.close()
except IOError:
return("<h1>There is no blockchain yet</h1>")
return('<h1>Your balance is<font color="red"> ' + str(PITCOIN.GetBalance(add)) + ' </font>pitcoins</h1>' + '\nAnd you are the God'if add == '0' * 34 else '')
def return_block_by_index():
hi = int(request.args.get('height'))
try:
with open("pitcoin.bc", 'rb') as file:
PITCOIN = miner.importBlockChainFromFile(file)
file.close()
except IOError:
return("<h1>There is no blockchain yet</h1>")
if len(PITCOIN.chain) > hi:
return (str(PITCOIN.chain[hi]))
return("<h1>Nice try</h1>")