initial commit for MD-380 type radios
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KF7EEL
parent
6902b3bd4c
commit
f6a501a42e
78
gps_data.py
78
gps_data.py
@ -289,6 +289,8 @@ class DATA_SYSTEM(HBSYSTEM):
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global n_packet_assembly
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#logger.info(_dtype_vseq)
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logger.info(time.strftime('%H:%M:%S - %m/%d/%y'))
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#logger.info('Special debug for developement:')
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#logger.info(ahex(bptc_decode(_data)))
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if int_id(_dst_id) == data_id:
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#logger.info(type(_seq))
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if type(_seq) is bytes:
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@ -296,7 +298,77 @@ class DATA_SYSTEM(HBSYSTEM):
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else:
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pckt_seq = _seq
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# Try to classify header
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if _call_type == call_type or (_call_type == 'vcsbk' and pckt_seq > 3): #int.from_bytes(_seq, 'big') > 3 ):
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# UDT header has DPF of 0101, which is 5.
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# If 5 is at position 3, then this should be a UDT header for MD-380 type radios.
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# Coordinates are usually in the very next block after the header, we will discard the rest.
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#logger.info(ahex(bptc_decode(_data)[0:10]))
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if _call_type == call_type and header_ID(_data)[3] == '5' or (_call_type == 'vcsbk' and header_ID(_data)[3] == '5'):
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global udt_block, hdr_type
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logger.info('MD-380 type UDT header detected. Very next packet should be location.')
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hdr_type = '380'
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if _dtype_vseq == 6 and hdr_type == '380' or _dtype_vseq == 'group' and hdr_type == '380':
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udt_block = 1
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if _dtype_vseq == 7 and hdr_type == '380':
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udt_block = udt_block - 1
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if udt_block == 0:
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logger.info('MD-380 type packet. This should contain the GPS location.')
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if ba2num(bptc_decode(_data)[1:2]) == 1:
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lat_dir = 'N'
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if ba2num(bptc_decode(_data)[1:2]) == 0:
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lat_dir = 'S'
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if ba2num(bptc_decode(_data)[2:3]) == 1:
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lon_dir = 'E'
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if ba2num(bptc_decode(_data)[2:3]) == 0:
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lon_dir = 'W'
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lat_deg = ba2num(bptc_decode(_data)[11:18])
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lon_deg = ba2num(bptc_decode(_data)[38:46])
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lat_min = ba2num(bptc_decode(_data)[18:24])
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lon_min = ba2num(bptc_decode(_data)[46:52])
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lat_min_dec = ba2num(bptc_decode(_data)[24:38])
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lon_min_dec = ba2num(bptc_decode(_data)[52:66])
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aprs_lat = str(str(lat_deg) + str(lat_min) + '.' + str(lat_min_dec)[0:2]).zfill(7) + lat_dir
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aprs_lon = str(str(lon_deg) + str(lon_min) + '.' + str(lon_min_dec)[0:2]).zfill(8) + lon_dir
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# Form APRS packet
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# For future use below
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#aprs_loc_packet = str(get_alias(int_id(_rf_src), subscriber_ids)) + '-' + ssid + '>APHBL3,TCPIP*:/' + str(datetime.datetime.utcnow().strftime("%H%M%Sh")) + str(aprs_lat) + icon_table + str(aprs_lon) + icon_icon + '/' + str(comment)
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#logger.info(aprs_loc_packet)
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logger.info('Lat: ' + str(lat) + ' Lon: ' + lon)
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user_settings = ast.literal_eval(os.popen('cat ./user_settings.txt').read())
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if int_id(_rf_src) not in user_settings:
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aprs_loc_packet = str(get_alias(int_id(_rf_src), subscriber_ids)) + '-' + str(user_ssid) + '>APHBL3,TCPIP*:/' + str(datetime.datetime.utcnow().strftime("%H%M%Sh")) + str(aprs_lat) + '/' + str(aprs_lon) + '[/' + aprs_comment + ' DMR ID: ' + str(int_id(_rf_src))
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else:
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if user_settings[int_id(_rf_src)][1]['ssid'] == '':
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ssid = user_ssid
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if user_settings[int_id(_rf_src)][3]['comment'] == '':
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comment = aprs_comment + ' DMR ID: ' + str(int_id(_rf_src))
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if user_settings[int_id(_rf_src)][2]['icon'] == '':
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icon_table = '/'
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icon_icon = '['
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if user_settings[int_id(_rf_src)][2]['icon'] != '':
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icon_table = user_settings[int_id(_rf_src)][2]['icon'][0]
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icon_icon = user_settings[int_id(_rf_src)][2]['icon'][1]
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if user_settings[int_id(_rf_src)][1]['ssid'] != '':
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ssid = user_settings[int_id(_rf_src)][1]['ssid']
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if user_settings[int_id(_rf_src)][3]['comment'] != '':
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comment = user_settings[int_id(_rf_src)][3]['comment']
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aprs_loc_packet = str(get_alias(int_id(_rf_src), subscriber_ids)) + '-' + ssid + '>APHBL3,TCPIP*:/' + str(datetime.datetime.utcnow().strftime("%H%M%Sh")) + str(aprs_lat) + icon_table + str(aprs_lon) + icon_icon + '/' + str(comment)
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logger.info(aprs_loc_packet)
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# Attempt to prevent malformed packets from being uploaded.
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try:
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aprslib.parse(aprs_loc_packet)
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float(lat) < 91
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float(lon) < 121
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aprs_send(aprs_loc_packet)
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logger.info('Sent APRS packet')
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except:
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loggr.info('Error. Failed to send packet. Packet may be malformed.')
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udt_block = 1
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hdr_type = ''
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else:
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pass
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#NMEA type packets for Anytone like radios.
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elif _call_type == call_type or (_call_type == 'vcsbk' and pckt_seq > 3): #int.from_bytes(_seq, 'big') > 3 ):
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global packet_assembly
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if _dtype_vseq == 6 or _dtype_vseq == 'group':
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global btf, hdr_start
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@ -380,9 +452,7 @@ class DATA_SYSTEM(HBSYSTEM):
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# End APRS-IS upload
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# Assume this is an SMS message
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if '$GPRMC' not in final_packet:
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if '0005' in hdr_start:
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logger('This may be an NMEA coded packet from an MD-380 type radio!')
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# Revisit below later.
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#### # Motorola type SMS header
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## if '824a' in hdr_start or '024a' in hdr_start:
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## logger.info('\nMotorola type SMS')
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