def __init__(self, _conf=None):
"""
Initialize CtbCoin with given parameters. _conf is a coin config dictionary defined in conf/coins.yml
"""
# verify _conf is a config dictionary
if (not _conf or not hasattr(_conf, "name")
or not hasattr(_conf, "config_file")
or not hasattr(_conf, "txfee")):
raise Exception("CtbCoin::__init__(): _conf is empty or invalid")
self.conf = _conf
# connect to coin daemon
try:
lg.debug("CtbCoin::__init__(): connecting to %s...",
self.conf.name)
self.conn = Bitcoind(self.conf.config_file,
rpcserver=self.conf.config_rpcserver)
except BitcoindException as e:
lg.error(
"CtbCoin::__init__(): error connecting to %s using %s: %s",
self.conf.name,
self.conf.config_file,
e,
)
raise
lg.info("CtbCoin::__init__():: connected to %s", self.conf.name)
time.sleep(0.5)
# set transaction fee
lg.info("Setting tx fee of %f", self.conf.txfee)
self.conn.settxfee(self.conf.txfee)
def tip(ctx, to_user, amount):
'''Send a tip to another user'''
# Author is a Member
from_id = ctx.message.author.id
if not is_registered(from_id):
yield from bot.say(
'You are not registered. Use ?register to create an account.')
return
dconn = Bitcoind('~/.dashcore/dash.conf',
rpcport=19998) # testnet, 9998 is realnet
balance = dconn.getbalance(from_id)
if float(amount) > balance:
yield from bot.say('You can only send up to %f.' % balance)
return
if to_user.startswith('<@') and to_user.endswith('>'):
to_id = to_user[2:-1]
else:
yield from bot.say(
'Bad user id "%s", please use @ symbol so Discord sends me a user id.'
% to_user)
return
new_tx(from_id, to_id, float(amount))
yield from bot.say('A tip of %s dash will be offered to %s.' %
(amount, to_user))
def register(ctx):
'''Adds a user to the database, generates a wallet for them, gives them its address to send funds to.'''
# Author is a Member
id = ctx.message.author.id
name = ctx.message.author.name
if is_registered(id):
yield from bot.say(
'You are already registered. Use ?getaddress to get your tip wallet address'
)
return
new_user(id, name)
# Generate a new address
dconn = Bitcoind('~/.dashcore/dash.conf',
rpcport=19998) # testnet, 9998 is realnet
addr = dconn.getnewaddress()
dconn.setaccount(addr, id)
# Generate and save a QR code with the address
im = qrcode.make(addr)
filename = '/tmp/' + addr + '.png'
im.save(filename, 'png')
yield from bot.say(
'Welcome %s, your tip wallet address is %s.\nPlease send some dash here to be able to tip.'
% (name, addr))
yield from bot.send_file(ctx.message.channel, filename)
# Clean up the image file
os.remove(filename)
def send(ctx, addr, amount):
'''Send from my account to abitrary dash address'''
# Author is a Member
id = ctx.message.author.id
if not is_registered(id):
yield from bot.say(
'You are not registered. Use ?register to create an account.')
return
dconn = Bitcoind('~/.dashcore/dash.conf',
rpcport=19998) # testnet, 9998 is realnet
balance = dconn.getbalance(id)
if float(amount) > balance:
yield from bot.say('You can only send up to %f.' % balance)
return
txid = dconn.sendfrom(id, addr, amount)
# Generate and save a QR code with the address
im = qrcode.make(txid)
filename = '/tmp/' + txid + '.png'
im.save(filename, 'png')
yield from bot.say('Your transaction id is %s.' % (txid))
yield from bot.send_file(ctx.message.channel, filename)
# Clean up the image file
os.remove(filename)
def getaddress(ctx):
'''Resends the user's current account address'''
# Author is a Member
id = ctx.message.author.id
if not is_registered(id):
yield from bot.say(
'You are not registered. Use ?register to create an account.')
return
dconn = Bitcoind('~/.dashcore/dash.conf',
rpcport=19998) # testnet, 9998 is realnet
addr = dconn.getaccountaddress(id)
dconn.setaccount(addr, id)
# Generate and save a QR code with the address
im = qrcode.make(addr)
filename = '/tmp/' + addr + '.png'
im.save(filename, 'png')
yield from bot.say('Your tip wallet address is %s.' % (addr))
yield from bot.send_file(ctx.message.channel, filename)
# Clean up the image file
os.remove(filename)
