def keep_alive(AT):
echo(prefix(AT.com) + "Sending keep-alive message to server...")
dongle_alive = "0"
diag = get_diagnostics(AT)
if int(diag[0]) > 0: dongle_alive = "1"
dongle_alive = [dongle_alive] + diag + [AT.com]
csvecho(msg=dongle_alive, pre="ALIVE", retval=False)
def init_for_voice(AT):
echo(prefix(AT.com) + "Initializing " + AT.com + " for voice calls...")
reset(AT)
AT.send_at(d.SHOW_OUTPUT)
AT.send_at(d.ENABLE_EXTENDED_FORMAT)
AT.send_at(d.ENABLE_CALL_LINE_ID)
AT.send_at(d.DISABLE_AUTO_ANSWER)
AT.send_at(d.DISABLE_PERIODIC_STATUS_MESSAGES)
def hang_up(AT):
hangups = [d.HANG_UP_0, d.HANG_UP_1, d.HANG_UP_2, d.HANG_UP_3, d.HANG_UP_4]
for hangup in hangups:
echo(prefix(AT.com) + "Trying: " + hangup)
response = AT.send_at(hangup)[0]
echo(prefix(AT.com) + "Response: " + response)
send_ok(AT)
time.sleep(1)
if d.CALL_END_SIGNAL in response:
echo("Call terminated!")
return True
echo(
prefix(AT.com) +
"\nCould not terminate call using any known AT commands...\nGoogle Voice and Skype are known to have this problem. \nIs the caller using a VOIP service?\n\nAttempting to restart connection..."
)
AT.close_connection()
send_ok(AT)
return False
def send_sms(AT, recipient, message, from_dongle=False):
try:
tropo_remote_sms(recipient, message)
except Exception as e:
echo(
prefix(AT.com) + "An Exception occurred while sending SMS!\n" +
str(e))
echo(prefix(AT.com) + traceback.format_exc())
echo(
prefix(AT.com) +
"Attempting to send regular SMS through dongle...\n")
time.sleep(d.sms_wait_time)
send_ok(AT)
send_ok(AT)
AT.clear_buffers()
echo(prefix(AT.com) + "Initializing " + AT.com + " for SMS...")
AT.send_at(d.HIDE_OUTPUT, log=True)
AT.send_at(d.ENABLE_SMS_MODE, log=True)
AT.send_at(d.DEFINE_SMS_RECIPIENT + '"' + recipient + '"', log=True)
AT.send_at(message, log=True)
AT.phone.write(bytes([26]))
time.sleep(d.sms_wait_time)
echo(prefix(AT.com) + "SMS sent! All clear!")
send_ok(AT)
send_ok(AT)
init_for_voice(AT)
send_ok(AT)
if from_dongle:
echo(
prefix(AT.com) +
"Attempting to send regular SMS through dongle...\n")
time.sleep(d.sms_wait_time)
send_ok(AT)
send_ok(AT)
AT.clear_buffers()
echo(prefix(AT.com) + "Initializing " + AT.com + " for SMS...")
AT.send_at(d.HIDE_OUTPUT, log=True)
AT.send_at(d.ENABLE_SMS_MODE, log=True)
AT.send_at(d.DEFINE_SMS_RECIPIENT + '"' + recipient + '"', log=True)
AT.send_at(message, log=True)
AT.phone.write(bytes([26]))
time.sleep(d.sms_wait_time)
echo(prefix(AT.com) + "SMS sent! All clear!")
send_ok(AT)
send_ok(AT)
init_for_voice(AT)
send_ok(AT)
def listen_on_com_port(com):
echo("\n" + prefix(com) + "\nProcess started... Listening on " + com +
"...\n")
at_module = AT(com)
echo(prefix(com) + "Setting up dongle for voice calls...")
reset(at_module)
init_for_voice(at_module)
echo(
prefix(com) +
"Waiting for a call from Godot... Nothing to be done...\n")
counter = 0
destination = get_application(at_module)[0]
# INFINITE LOOP TIME
while True:
# ALGORITHM FOR POLLY DONGLE
try:
# 1.) Poll the Dongle
at_response = at_module.poll()
# 2.) Check that the response is not empty...
if at_response.strip() != "":
# 3.) If it's not empty, check if it's from incoming call
resp = check_at_response_is_incoming_call(at_response)
# 4.) If it's from an incoming call, process number
if (resp[1]):
# 5.) Set language and country code
phone_num = resp[0]
processed_phone_num = process_for_guinea(phone_num)
phno = processed_phone_num[0]
lang = processed_phone_num[1]
# 6.) Hang up the call without answering
echo(prefix(com) + "Hanging up call from " + phno + "...")
if (hang_up(at_module)):
echo(prefix(com) + "Hang up successful!")
else:
echo(
prefix(com) +
"Hang up unsuccessful! Trying to register caller anyway..."
)
# 7.) Register this number for a callback from Polly
request_id = "NONE"
if not phno == defines.skype:
# ------------------------------------------- #
return_for_sms = False # hack!!! change if necessary...
# ------------------------------------------- #
request_id = polly_register(
phno,
syslang=lang,
msglang=lang,
dest=destination,
return_request=return_for_sms,
retval=True)
# huge hack!!!
if return_for_sms:
echo("Sending SMS to " + defines.sms_backup_number)
echo("Request to send: " + request_id)
send_sms(at_module,
defines.sms_backup_number,
request_id,
from_dongle=True)
echo(
"Waiting an extra 2 seconds for SMS to complete..."
)
time.sleep(2)
else:
echo(
prefix(com) +
"Will not register this call due to blank number..."
)
# 8.) text the caller to confirm
if defines.sms_confirm and not phno == defines.skype:
got_call_msg = defines.got_call_sms[destination][lang]
echo(prefix(com) + "Texting caller: " + got_call_msg)
send_sms(at_module, phno, got_call_msg)
# 8a.) Remote Monitor... send update to CMU
print("ID: " + str(request_id))
call_vector = get_diagnostics(at_module)
extras = [
request_id, com, phone_num, phno, lang, destination
]
call_vector = extras + call_vector
echo(prefix(com) + "Logging diagnostic vector...")
csvecho(call_vector)
# 9.) Delay a bit, check that dongle is still functioning, repeat
time.sleep(defines.refresh_rate)
counter += 1
if counter % 1000 == 0:
if counter >= 3000:
counter = 0
send_ok(at_module)
keep_alive(at_module)
check = send_ok(at_module)[0]
if check_ok(check):
# do NOT echo this to logging...
print(
prefix(com) + "Yup. Still monitoring port " + com +
" for incoming calls...")
else:
echo(
prefix(com) +
"Something seems to be wrong... Check OK returned: " +
check)
# 10.) If an exception occurs, say f**k it for now, keep going...
# Also, send an alert SMS!
except Exception as e:
echo(prefix(com) + "An Exception occurred!\n" + str(e))
echo(prefix(com) + traceback.format_exc())
echo(defines.sms_alert_number + " " + defines.sms_alert_message)
send_sms(at_module, defines.sms_alert_number,
defines.sms_alert_message + str(e))
echo(prefix(com) + "Moving on...")
continue