def button_pushed():
"""Actions button pushes by number
"""
if config.PUSHES == 1:
if config.FIAT == 0:
display.update_nocoin_screen()
time.sleep(3)
display.update_startup_screen()
else:
display.update_qr_request(config.SATS)
config.INVOICE = qr.scan()
while config.INVOICE is False:
display.update_qr_failed()
time.sleep(1)
display.update_qr_request(config.SATS)
config.INVOICE = qr.scan()
update_payout_screen()
if config.PUSHES == 2:
if config.FIAT == 0:
display.update_nocoin_screen()
time.sleep(3)
display.update_startup_screen()
else:
lntxbot.process_using_lnurl(config.SATS)
if config.PUSHES == 3:
display.update_lntxbot_scan()
lntxcreds = lntxbot.scan_creds()
utils.update_config("LNTXBOTCRED", lntxcreds)
importlib.reload(config)
balance = lntxbot.get_lnurl_balance()
display.update_lntxbot_balance(balance)
GPIO.cleanup()
os.execv("/home/pi/LightningATM/app.py", [""])
if config.PUSHES == 4:
logger.info("Button pushed three times (add coin)")
print("Button pushed three times (add coin)")
config.PULSES = 2
if config.PUSHES == 5:
logger.warning("Button pushed three times (restart)")
print("Button pushed three times (restart)")
GPIO.cleanup()
os.execv("/home/pi/LightningATM/app.py", [""])
if config.PUSHES == 6:
display.update_shutdown_screen()
GPIO.cleanup()
logger.info("ATM shutdown (5 times button)")
os.system("sudo shutdown -h now")
config.PUSHES = 0
def mark_qr(image, save = "qr.png"):
data = qr.scan(image)
if data:
v1, v2, v3, v4 = three.Vector2(data.location[0]), three.Vector2(data.location[1]), three.Vector2(data.location[2]), three.Vector2(data.location[3])
bb = three.Box2()
bb.setFromVectors([v1, v2, v3, v4])
cv2.rectangle(img, (bb.min.x, bb.min.y), (bb.max.x, bb.max.y), (0, 0, 255))
cv2.putText(img, "Data:"+str(data.data), (bb.center.x, bb.center.y), cv2.FONT_HERSHEY_COMPLEX, 2, (0, 0, 255))
cv2.imwrite(save, img)
else:
print "QR not found"
return image
def update_payout_screen(papirus, size):
global INVOICE
# initially set all white background
image = Image.new('1', papirus.size, WHITE)
# Set width and heigt of screen
width, height = image.size
# prepare for drawing
draw = ImageDraw.Draw(image)
# set font sizes
font = ImageFont.truetype(
'/usr/share/fonts/truetype/freefont/FreeMono.ttf', 20)
font1 = ImageFont.truetype(
'/usr/share/fonts/truetype/freefont/FreeMono.ttf', 15)
# set btc and sat price
# btcprice = price.getbtcprice(CURRENCY)
# satprice = round((1 / btcprice) * 10e5, 2)
draw.rectangle((2, 2, width - 2, height - 2), fill=WHITE, outline=BLACK)
draw.text((15, 30), str(round(SATS)) + ' sats', fill=BLACK, font=font)
draw.text((15, 50), 'on the way!', fill=BLACK, font=font1)
papirus.display(image)
papirus.update()
INVOICE = qr.scan()
print(INVOICE)
decodreq = lightning.decoderequest(INVOICE)
print(decodreq, round(SATS))
if (decodreq == str(round(SATS))) or (decodreq == True):
lightning.payout(SATS, INVOICE)
# time.sleep(5)
result = lightning.lastpayment(INVOICE)
draw.text((15, 70), str(result), fill=BLACK, font=font1)
papirus.display(image)
papirus.partial_update()
else:
print('Please show correct invoice')
def update_payout_screen(papirus):
global INVOICE
## initially set all white background
image = Image.new('1', PAPIRUS.size, WHITE)
## Set width and heigt of screen
width, height = image.size
## prepare for drawing
draw = ImageDraw.Draw(image)
draw.rectangle((2, 2, width - 2, height - 2), fill=WHITE, outline=BLACK)
draw.text((15, 30),
str(round(SATS)) + ' sats',
fill=BLACK,
font=createfont('freemono', 20))
draw.text((15, 50),
'on the way!',
fill=BLACK,
font=createfont('freemono', 15))
PAPIRUS.display(image)
PAPIRUS.update()
INVOICE = qr.scan()
print(INVOICE)
decodreq = lightning.decoderequest(INVOICE)
print(decodreq, round(SATS))
if (decodreq == str(round(SATS))) or (decodreq == True):
lightning.payout(SATS, INVOICE)
result = lightning.lastpayment(INVOICE)
draw.text((15, 70),
str(result),
fill=BLACK,
font=createfont('freemono', 15))
PAPIRUS.display(image)
PAPIRUS.partial_update()
else:
print('Please show correct invoice')
def scan_creds():
"""Scan lntxbot credentials
"""
attempts = 0
while attempts < 4:
qrcode = qr.scan()
if qrcode:
credentials = qrcode
if not credentials:
attempts += 1
else:
return credentials
attempts += 1
logger.error("4 failed scanning attempts.")
print("4 failed attempts ... try again.")
raise utils.ScanError
def main():
global FIAT
global SATS
global PULSES
global PUSHES
global INVOICE
## Initiating logging instance
logging.basicConfig(filename='/home/pi/LightningATM/resources/debug.log',
format='%(asctime)s %(name)s %(levelname)s %(message)s',
datefmt='%Y/%m/%d %I:%M:%S %p',
level=logging.INFO)
logging.info('Application started')
## Display startup startup_screen
display.update_startup_screen()
## Defining GPIO BCM Mode
GPIO.setmode(GPIO.BCM)
## Setup GPIO Pins for coin acceptor and button
GPIO.setup(5, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
GPIO.setup(6,GPIO.IN, pull_up_down=GPIO.PUD_UP)
## Setup coin interrupt channel (bouncetime for switch bounce)
GPIO.add_event_detect(5, GPIO.RISING,callback=buttonevent, bouncetime=200)
GPIO.add_event_detect(6,GPIO.FALLING,callback=coinevent)
while True:
time.sleep(0.5)
## Detect when coins are being inserted
if((time.time() - LASTIMPULSE > 0.5) and (PULSES > 0)):
if (PULSES == 2):
FIAT += 0.02
SATS = FIAT * 100 * SATPRICE
logging.info('2 cents added')
update_amount_screen(PAPIRUS)
if (PULSES == 3):
FIAT += 0.05
SATS = FIAT * 100 * SATPRICE
logging.info('5 cents added')
update_amount_screen(PAPIRUS)
if (PULSES == 4):
FIAT += 0.1
SATS = FIAT * 100 * SATPRICE
logging.info('10 cents added')
update_amount_screen(PAPIRUS)
if (PULSES == 5):
FIAT += 0.2
SATS = FIAT * 100 * SATPRICE
logging.info('20 cents added')
update_amount_screen(PAPIRUS)
if (PULSES == 6):
FIAT += 0.5
SATS = FIAT * 100 * SATPRICE
logging.info('50 cents added')
update_amount_screen(PAPIRUS)
if (PULSES == 7):
FIAT += 1
SATS = FIAT * 100 * SATPRICE
logging.info('100 cents added')
update_amount_screen(PAPIRUS)
PULSES = 0
## Detect if the buttons has been pushed
if((time.time() - LASTPUSHES > 0.5) and (PUSHES > 0)):
if (PUSHES == 1):
if FIAT == 0:
display.update_nocoin_screen()
time.sleep(3)
display.update_startup_screen()
else:
display.update_qr_request()
INVOICE = qr.scan()
while INVOICE == False:
display.update_qr_failed()
time.sleep(1)
display.update_qr_request()
INVOICE = qr.scan()
update_payout_screen(PAPIRUS)
if (PUSHES == 2):
logging.info('Button pushed twice (add coin)')
print('Button pushed twice (add coin)')
PULSES = 2
if (PUSHES == 3):
logging.warning('Button pushed three times (restart)')
print('Button pushed three times (restart)')
os.execv('/home/pi/LightningATM/app.py', [''])
GPIO.cleanup()
if (PUSHES == 4):
display.update_shutdown_screen()
GPIO.cleanup()
logging.info('ATM shutdown (4 times button)')
os.system('sudo shutdown -h now')
PUSHES = 0
def button_pushed():
"""Actions button pushes by number
"""
if config.PUSHES == 1:
"""If no coins inserted, update the screen.
If coins inserted, scan a qr code for the exchange amount
"""
if config.FIAT == 0:
display.update_nocoin_screen()
time.sleep(3)
display.update_startup_screen()
else:
display.update_qr_request()
qrcode = qr.scan()
config.INVOICE = lndrest.evaluate_scan(qrcode)
while config.INVOICE is False:
display.update_qr_failed()
time.sleep(1)
display.update_qr_request()
qrcode = qr.scan()
config.INVOICE = lndrest.evaluate_scan(qrcode)
display.update_payout_screen()
lndrest.handle_invoice()
softreset()
if config.PUSHES == 2:
"""If no coins inserted, update the screen.
If coins are inserted, return a lnurl for the exchange amount
"""
if config.FIAT == 0:
display.update_nocoin_screen()
time.sleep(3)
display.update_startup_screen()
else:
lntxbot.process_using_lnurl(config.SATS)
# Softreset and startup screen
softreset()
if config.PUSHES == 3:
"""Store new lntxbot credential via a QR code scan
"""
display.update_lntxbot_scan()
# scan the credentials
lntxcreds = lntxbot.scan_creds()
# save them to the current config and reload config file
config.update_config("lntxbot", "creds", lntxcreds)
if config.check_dangermode():
importlib.reload(config)
# return the current balance to the user on the screen
balance = lntxbot.get_lnurl_balance()
display.update_lntxbot_balance(balance)
softreset()
if config.PUSHES == 4:
"""Simulates adding a coin
"""
logger.info("Button pushed four times (add coin)")
print("Button pushed four times (add coin)")
config.PULSES = 2
if config.PUSHES == 5:
"""Restarts the application
"""
logger.warning("Button pushed five times (restart)")
print("Button pushed five times (restart)")
utils.softreset()
if config.PUSHES == 6:
"""Shutdown the host machine
"""
display.update_shutdown_screen()
GPIO.cleanup()
logger.warning("ATM shutdown (6 times button)")
os.system("sudo shutdown -h now")
config.PUSHES = 0
def button_pushed():
"""Actions button pushes by number
"""
if config.PUSHES == 1:
"""If no coins inserted, update the screen.
If coins inserted, scan a qr code for the exchange amount
"""
if config.FIAT == 0:
display.update_nocoin_screen()
time.sleep(3)
display.update_startup_screen()
if not config.conf["atm"]["activewallet"]:
logger.error("No wallet has been configured for the ATM.")
# Softreset and startup screen
softreset()
if config.conf["atm"]["activewallet"] == "btcpay_lnd":
display.update_qr_request()
qrcode = qr.scan()
config.INVOICE = lndrest.evaluate_scan(qrcode)
while config.INVOICE is False:
display.update_qr_failed()
time.sleep(1)
display.update_qr_request()
qrcode = qr.scan()
config.INVOICE = lndrest.evaluate_scan(qrcode)
display.update_payout_screen()
lndrest.handle_invoice()
softreset()
elif config.conf["atm"]["activewallet"] == "lntxbot":
lntxbot.process_using_lnurl(config.SATS)
# Softreset and startup screen
softreset()
# lntxbot.payout(config.SATS, config.INVOICE)
else:
pass
if config.PUSHES == 3:
"""Scan and store new wallet credentials
"""
# Delete current wallet flag and credentials
config.update_config("atm", "activewallet", "")
config.update_config("lntxbot", "creds", "")
config.update_config("lnd", "macaroon", "")
display.update_wallet_scan()
qr.scan_credentials()
importlib.reload(config)
if config.conf["atm"]["activewallet"] == "btcpay_lnd":
display.update_btcpay_lnd()
elif config.conf["atm"]["activewallet"] == "lntxbot":
balance = lntxbot.get_lnurl_balance()
display.update_lntxbot_balance(balance)
else:
logger.error("Saving of wallet credentials failed.")
# scan the credentials
# lntxcreds = lntxbot.scan_creds()
# save them to the current config and reload config file
# config.update_config("lntxbot", "creds", lntxcreds)
# if config.check_dangermode():
# importlib.reload(config)
# return the current balance to the user on the screen
softreset()
if config.PUSHES == 4:
"""Simulates adding a coin
"""
logger.info("Button pushed four times (add coin)")
print("Button pushed four times (add coin)")
config.PULSES = 2
if config.PUSHES == 6:
"""Shutdown the host machine
"""
display.update_shutdown_screen()
GPIO.cleanup()
logger.warning("ATM shutdown (6 times button)")
os.system("sudo shutdown -h now")
config.PUSHES = 0
def main():
global FIAT
global SATS
global PULSES
global PUSHES
global INVOICE
## Display startup startup_screen
display.update_startup_screen()
## Defining GPIO BCM Mode
GPIO.setmode(GPIO.BCM)
## Setup GPIO Pins for coin acceptor and button
GPIO.setup(5, GPIO.IN, pull_up_down=GPIO.PUD_DOWN)
GPIO.setup(6, GPIO.IN, pull_up_down=GPIO.PUD_UP)
## Setup coin interrupt channel (bouncetime for switch bounce)
GPIO.add_event_detect(5, GPIO.RISING, callback=buttonevent, bouncetime=200)
GPIO.add_event_detect(6, GPIO.FALLING, callback=coinevent)
while True:
time.sleep(0.5)
## Detect when coins are being inserted
if ((time.time() - LASTIMPULSE > 0.5) and (PULSES > 0)):
if (PULSES == 1):
FIAT += 0.02
SATS = FIAT * 100 * SATPRICE
update_amount_screen(PAPIRUS)
if (PULSES == 2):
FIAT += 0.05
SATS = FIAT * 100 * SATPRICE
update_amount_screen(PAPIRUS)
if (PULSES == 3):
FIAT += 0.1
SATS = FIAT * 100 * SATPRICE
update_amount_screen(PAPIRUS)
if (PULSES == 4):
FIAT += 0.2
SATS = FIAT * 100 * SATPRICE
update_amount_screen(PAPIRUS)
if (PULSES == 5):
FIAT += 0.5
SATS = FIAT * 100 * SATPRICE
update_amount_screen(PAPIRUS)
PULSES = 0
## Detect if the buttons has been pushed
if ((time.time() - LASTPUSHES > 0.5) and (PUSHES > 0)):
if (PUSHES == 1):
display.update_qr_request()
INVOICE = qr.scan()
update_payout_screen(PAPIRUS)
if (PUSHES == 2):
FIAT += 0.05
SATS = FIAT * 100 * SATPRICE
update_amount_screen(PAPIRUS)
if (PUSHES == 3):
os.execv('/home/pi/LightningATM/app.py', [''])
GPIO.cleanup()
PUSHES = 0
