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@@ -0,0 +1,66 @@
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+import logging
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+import serial
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+
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+class Gsm:
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+ def __init__(self, port, msisdn, imei=None, pin=None):
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+ self.port = port
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+ logging.info('Initializing G clsm cass for port ' + port)
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+ try:
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+ self.console = serial.Serial(self.port, 112500, timeout=3)
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+ except:
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+ logging.error('Error connecting to ' + self.port)
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+ self.msisdn = msisdn
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+ self.cmd("AT+CMGF=1")
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+ self.status = self.check_status()
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+ self.unlock_sim(pin)
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+ loggin.info("Current status: " + self.status)
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+ if imei is not None:
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+ r = self.set_imei(imei)
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+ if r:
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+ self.imei = imei
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+ loggin.info("IMEI Changed")
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+
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+ def cmd(self, cmd):
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+ self.console.write(cmd.encode("ascii"))
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+ return list(map(lambda elem: elem.decode("ascii", errors="replace"), port.readlines()))
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+
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+ def check_status(self):
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+ r = self.cmd("ATI")
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+ if "OK" in r:
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+ return True
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+ else
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+ return False
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+
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+ def unlock_sim(self, pin):
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+ status = self.cmd("AT+CPIN?")
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+
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+ if status == "+CPIN:READY":
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+ return True
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+ elif "+CPIN:SIM PIN" in status:
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+ auth = self.cmd('AT+CPIN="' + pin + '"')
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+ if "OK" in auth:
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+ loggin.info("Pin correct")
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+ return True
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+ else:
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+ logging.error("Wrong PIN")
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+ return False
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+ else:
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+ logging.error("Unknown PIN error")
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+ return False
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+
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+ def set_imei(self, imei):
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+ r = self.cmd('AT+EMGR=1,7,"' + imei + '"')
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+ if "OK" in r:
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+ return True
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+ else
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+ return False
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+
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+ def check_messages(self):
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+ r = self.cmd("AT+CMGL=REC UNREAD")
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+ print(r)
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+
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+ def delete_messages(self):
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+ r = self.cmd("")
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+
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+ def parse_message(self, message):
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+ return True
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