Add logging to Telegram

app.py

@@ -12,6 +12,7 @@
 import lndrest
 import lntxbot
 import qr
+import telegram
 
 import utils
 import importlib
@@ -22,6 +23,12 @@
 led = "off"
 logger = logging.getLogger("MAIN")
 
+# Extend logging with Telegram if we got a bot_key
+if config.conf["telegram"]["bot_key"]:
+    telegram_handler=telegram.TelegramHandler()
+    telegram_handler.setLevel(logging.INFO)
+    logger.addHandler(telegram_handler)
+
 
 def softreset():
     """Displays startup screen and deletes fiat amount
@@ -30,7 +37,7 @@ def softreset():
     config.SATS = 0
     config.FIAT = 0
     if config.COINCOUNT > 0:
-        logger.info("%s Coin(s) and XX Bill(s) added", config.COINCOUNT)
+        logger.debug("%s Coin(s) and XX Bill(s) added", config.COINCOUNT)
     config.COINCOUNT = 0
     # Turn off button LED
     GPIO.output(13, GPIO.LOW)
@@ -159,7 +166,7 @@ def coins_inserted():
     if config.FIAT == 0:
         config.BTCPRICE = utils.get_btc_price(config.conf["atm"]["cur"])
         config.SATPRICE = math.floor((1 / (config.BTCPRICE * 100)) * 100000000)
-        logger.info("Satoshi price updated")
+        logger.debug("Satoshi price updated")
 
     if config.PULSES == 2:
         config.FIAT += 0.02
@@ -215,7 +222,7 @@ def coins_inserted():
         # Turn on the LED after first coin
         GPIO.output(13, GPIO.HIGH)
         led = "on"
-        logger.info("Button-LED turned on (if connected)")
+        logger.debug("Button-LED turned on (if connected)")
 
 
 def monitor_coins_and_button():
@@ -316,12 +323,20 @@ def main():
 
     # Display startup startup_screen
     display.update_startup_screen()
+    lastupdate=time.time()
+
 
     setup_coin_acceptor()
 
     while True:
         monitor_coins_and_button()
 
+        # Update the homescreen (and thus the time) every 60s
+        if ( time.time() - lastupdate ) > 60:
+            display.update_startup_screen()
+            lastupdate=time.time()
+
+
 
 if __name__ == "__main__":
     while True:

example_config.ini

@@ -43,3 +43,10 @@ macaroon =
 # base64 encoded lntxbot api credentials
 url =
 creds =
+
+[telegram]
+# Create a bot using @botfather (/newbot). Give key below:
+bot_key = 
+# Your own user ID to send messages to ( @lightningwatchbot 
+# can give you this if you type /referral )
+user_id = 

telegram.py

@@ -0,0 +1,50 @@
+#!/usr/bin/python3
+
+import json
+import logging
+from urllib import request, parse
+
+import config
+import utils
+
+# import display
+display_config = config.conf["atm"]["display"]
+display = getattr(__import__("displays", fromlist=[display_config]), display_config)
+
+logger = logging.getLogger("LNTXBOT")
+
+class TelegramHandler(logging.StreamHandler):
+    """Allow for logging to Telegram
+    """
+    def emit(self,record):
+
+        self.send_message(record.getMessage())
+
+    def send_message(self,message):
+        """Send a message over Telegram
+        """
+        logger.info("Sending message [{}]".format(message))
+
+        bot_key=config.conf["telegram"]["bot_key"] 
+        user_id=config.conf["telegram"]["user_id"] 
+
+        # Message object
+        data = { 
+            "chat_id": user_id,
+            "text": message,
+             }
+
+        data = json.dumps(data)
+        data = str(data)
+        data = data.encode('utf-8')
+
+        # Post Method is invoked if data != None
+        req =  request.Request(
+                "https://api.telegram.org/bot{bot_key}/sendMessage".format(bot_key=bot_key),
+                data=data,
+                headers={
+                    "Content-Type":"application/json",
+                    })
+
+        # Response
+        resp = request.urlopen(req)