Add files via upload

sat2aprs.py

@@ -0,0 +1,79 @@
+import re
+import socket
+from flask import Flask, request
+from twilio.twiml.messaging_response import MessagingResponse
+
+app = Flask(__name__)
+
+def decimal_to_ddmm(value):
+    degrees = int(value)
+    minutes_decimal = (value - degrees) * 60
+    abs_minutes = abs(minutes_decimal)
+    minutes = round(abs_minutes, 2)
+    return "{:02d}{:05.2f}".format(abs(degrees), abs(minutes))
+
+# APRS-IS login info
+serverHost = 'rotate.aprs2.net'
+serverPort = 14580
+aprsUser = 'CALL'
+aprsPass = 'PASS'
+text = 'Sat2APRS'
+
+# Create and connect the APRS-IS socket
+aprs_sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+try:
+    aprs_sock.connect((serverHost, serverPort))
+    login_str = 'user {} pass {} vers Sat2APRS 0.1b\r\n'.format(aprsUser, aprsPass)
+    aprs_sock.send(login_str.encode())
+    response = aprs_sock.recv(1024).decode('utf-8')
+    print('APRS-IS login response:', response)
+except Exception as e:
+    print('Error connecting to APRS-IS:', e)
+
+def send_aprs_packet(callsign, lat, lon, text):
+    lat_ddmm = decimal_to_ddmm(lat)
+    lon_ddmm = decimal_to_ddmm(lon)
+    aprs_packet = '{}>APRS:!{}{}\{}{}S{}\r\n'.format(callsign, lat_ddmm, "N" if lat >= 0 else "S", lon_ddmm, "E" if lon >= 0 else "W", text)
+
+    try:
+        aprs_sock.sendall(aprs_packet.encode())
+        print('Sent APRS packet:', aprs_packet.strip())
+    except Exception as e:
+        print('Error sending APRS packet:', e)
+
+
+@app.route('/sms', methods=['POST'])
+def webhook():
+    incoming_sms = request.form.get('Body', '')
+    latitude = None
+    longitude = None
+
+    # Log incoming message
+    print('Received Message:', incoming_sms)
+
+    # Search for latitude and longitude in the message using regular expressions
+    lat_long_match = re.search(r'Location:\s*(-?\d+\.\d+),(-?\d+\.\d+)', incoming_sms)
+
+    if lat_long_match:
+        latitude = float(lat_long_match.group(1))
+        longitude = float(lat_long_match.group(2))
+        print('Detected Lat Long: ({}, {})'.format(latitude, longitude))
+
+        # Convert latitude and longitude to DDMM.MM format without dashes
+        lat_ddmm = decimal_to_ddmm(latitude)
+        long_ddmm = decimal_to_ddmm(longitude)
+
+        print('Converted Lat Long to DDMM.MM: {}, {}'.format(lat_ddmm, long_ddmm))
+        print('{}/{}'.format(lat_ddmm, long_ddmm))
+
+        # Send APRS packet
+        send_aprs_packet(aprsUser, latitude, longitude, text)
+
+    else:
+        print('No Lat Long detected.')
+
+    response = MessagingResponse()
+    return str(response)
+
+if __name__ == '__main__':
+    app.run(host='0.0.0.0', port=5001, debug=True)