def prompt_auth(self, msg):
import getpass
print_msg(msg)
response = getpass.getpass('')
if len(response) == 0:
return None
return response
def runCommand(self):
command = self.getCommand()
self.addToHistory(command)
command = self.getConstruct(command)
if command:
tmp_stdout = sys.stdout
class stdoutProxy():
def __init__(self, write_func):
self.write_func = write_func
self.skip = False
def flush(self):
pass
def write(self, text):
if not self.skip:
stripped_text = text.rstrip('\n')
self.write_func(stripped_text)
QtCore.QCoreApplication.processEvents()
self.skip = not self.skip
if type(self.namespace.get(command)) == type(lambda: None):
self.appendPlainText(
"'{}' is a function. Type '{}()' to use it in the Python console."
.format(command, command))
self.newPrompt()
return
sys.stdout = stdoutProxy(self.appendPlainText)
try:
try:
# eval is generally considered bad practice. use it wisely!
result = eval(command, self.namespace, self.namespace)
if result != None:
if self.is_json:
util.print_msg(util.json_encode(result))
else:
self.appendPlainText(repr(result))
except SyntaxError:
# exec is generally considered bad practice. use it wisely!
exec(command, self.namespace, self.namespace)
except SystemExit:
self.close()
except BaseException:
traceback_lines = traceback.format_exc().split('\n')
# Remove traceback mentioning this file, and a linebreak
for i in (3, 2, 1, -1):
traceback_lines.pop(i)
self.appendPlainText('\n'.join(traceback_lines))
sys.stdout = tmp_stdout
self.newPrompt()
self.set_json(False)
def get_pin(self, msg):
t = {
'a': '7',
'b': '8',
'c': '9',
'd': '4',
'e': '5',
'f': '6',
'g': '1',
'h': '2',
'i': '3'
}
print_msg(msg)
print_msg("a b c\nd e f\ng h i\n-----")
o = raw_input()
try:
return ''.join(map(lambda x: t[x], o))
except KeyError as e:
raise Exception("Character {} not in matrix!".format(e)) from e
def show_error(self, msg, blocking=False):
print_msg(msg)
def show_message(self, msg, on_cancel=None):
print_msg(msg)
def get_passphrase(self, msg, confirm):
import getpass
print_msg(msg)
return getpass.getpass('')
def yes_no_question(self, msg):
print_msg(msg)
return raw_input() in 'yY'
#!/usr/bin/env python3
# A simple script that connects to a server and displays block headers
import time
from .. import SimpleConfig, Network
from electrum_pac.util import print_msg, json_encode
# start network
c = SimpleConfig()
network = Network(c)
network.start()
# wait until connected
while network.is_connecting():
time.sleep(0.1)
if not network.is_connected():
print_msg("daemon is not connected")
sys.exit(1)
# 2. send the subscription
callback = lambda response: print_msg(json_encode(response.get('result')))
network.send([('server.version', ["block_headers script", "1.2"])], callback)
network.subscribe_to_headers(callback)
# 3. wait for results
while network.is_connected():
time.sleep(1)
#!/usr/bin/env python3
import sys
from .. import Network
from electrum_pac.util import json_encode, print_msg
from electrum_pac import bitcoin
try:
addr = sys.argv[1]
except Exception:
print("usage: get_history <dash_address>")
sys.exit(1)
n = Network()
n.start()
_hash = bitcoin.address_to_scripthash(addr)
h = n.get_history_for_scripthash(_hash)
print_msg(json_encode(h))
def debug_msg(*args):
if DEBUG:
print_msg(*args)