rc.local

# Put your custom commands here that should be executed once
# the system init finished. By default this file does nothing.

if [ ! -f /root/gps_nextcloud.sh ]; then
cat > /root/gps_nextcloud.sh << EOF
#!/bin/sh

# nextcloud url 
URL="https://YOUR_NEXTCLOUD.URL"                
                                          
# put your Session ID in here             
SESSION="YOUR_SESSION_ID"

# put your device name in here            
NAME="YOUR_DEVICE_NAME"                            
                                          
# log file for offline logging              
OFFLINELOGFILE="/tmp/offline.log"         
                                 
# update delay in seconds
DELAY=5                                   
                                          
while :
do
  FIX=\$(/usr/sbin/gpsctl -s)  # get GPS status
  if [ \$FIX = "1" ]           # if GPS signal is present
  then
    LAT=\$(/usr/sbin/gpsctl -i) # get latitude
    if [ "\$LAT" != "\$LATOLD" ] # check if new latitude is different from old latitude
    then
      LATOLD=\$LAT # set old latitude to new one
      SPD=\$(/usr/sbin/gpsctl -v) # get ground speed
      LON=\$(/usr/sbin/gpsctl -x) # get longitude
      SAT=\$(/usr/sbin/gpsctl -p) # get connected sattelites
      ALT=\$(/usr/sbin/gpsctl -a) # get altitude
      ACC=\$(/usr/sbin/gpsctl -u) # get accuracy
      TIMESTAMP=\$(/usr/sbin/gpsctl -t) # get gps timestamp
      GPSResults="\$URL/apps/phonetrack/log/gpslogger/\$SESSION/\$NAME?lat=\$LAT&lon=\$LON&sat=\$SAT&alt=\$ALT&acc=\$ACC&speed=\$SPD&timestamp=\$TIMESTAMP"
      DataCheck=\$(ip addr show qmimux0 | grep "inet\b" | awk '{print \$2}' | cut -d/ -f1)
      ip_full=\$(echo \$DataCheck | grep -oE '((1?[0-9][0-9]?|2[0-4][0-9]|25[0-5])\.){3}(1?[0-9][0-9]?|2[0-4][0-9]|25[0-5])') # validate IP
      if [ \$ip_full != "" ] #If Valid IP
      then
        curl --insecure \${GPSResults// /} # send data to nextcloud
        if [ -f \$OFFLINELOGFILE ] # if file exists
        then
          while IFS= read -r line
          do
            curl -k \$line
          done <"\$OFFLINELOGFILE"
          rm \$OFFLINELOGFILE # remove file
          fi
        else
          echo \${GPSResults// /} >> \$OFFLINELOGFILE # log GPS data in file
      fi
    fi
  fi
  sleep \$DELAY
done
EOF
chmod +x /root/gps_nextcloud.sh
fi
/root/gps_nextcloud.sh &
exit 0