feat(bkgpslog):Add GPX KML output from buffer

[EVA-2020-02.git] / exec / bkgpslog

diff --git a/exec/bkgpslog b/exec/bkgpslog
index 22f558bc9fdc7198d7aa43f72c073b906fb7be65..9de6a09717d3b6574a6003195f4b2c9259126847 100755 (executable)
--- a/exec/bkgpslog
+++ b/exec/bkgpslog
@@ -229,23 +229,35 @@ main() {
     processArguments "$@" # Process arguments.
     if checkapp gpspipe && checkdir "$DIROUT"; then
        # Determine output file paths
-       FILEOUT_NMEA="$(dateTimeShort)".."$SCRIPT_HOSTNAME"_location.nmea ;
-       #FILEOUT_GPX="" ;
-       #FILEOUT_KML="" ;
+       FILEOUT_BASENAME="$(dateTimeShort)".."$SCRIPT_HOSTNAME"_location
+       FILEOUT_NMEA="$FILEOUT_BASENAME".nmea ;
+       FILEOUT_GPX="$FILEOUT_BASENAME".gpx ;
+       FILEOUT_KML="$FILEOUT_BASENAME".kml ;
 
        # Determine script lifespan (note: exit if <= 0 since 'timeout' runs forever if provided "0s".
        #if ! scriptTTL="$(timeUntilMidnight)"; then yell "ERROR: timeUntilMidnight exit code $?"; exit 1; fi 
        scriptTTL="60"; #DEBUG DEBUG DEBUG DEBUG        
         
        # Determine buffer lifespan
-       bufferTTL="15";
+       #bufferTTL="60";
+       bufferTTL="15"; #DEBUG DEBUG DEBUG DEBUG
 
-       # Record gps data until life ends
+       # Record gps data until script lifespan ends
        declare debugCounter; debugCounter="0"
        while [[ "$SECONDS" -lt "$scriptTTL" ]]; do
            ((debugCounter++))
-           timeout "$bufferTTL""s" gpspipe -r 1>> "$DIROUT"/"$FILEOUT_NMEA""$debugCounter"
+           # Fill buffer
+           buffer="$(timeout "$bufferTTL""s" gpspipe -r)"; # Record gpspipe nmea data to buffer for bufferTTL seconds
+           # Process buffer
+           buffer_GPX="$(echo "$buffer" | gpsbabel -i nmea -f - -o gpx -F - )"; # Convert buffer to GPX format
+           buffer_KML="$(echo "$buffer" | gpsbabel -i nmea -f - -o kml -F - )"; # Convert buffer to KML format
+           # Save processed buffer data
+           echo "$buffer" >> "$DIROUT"/"$FILEOUT_NMEA""$debugCounter" # Save NMEA format
+           echo "$buffer_GPX" >> "$DIROUT"/"$FILEOUT_GPX""$debugCounter" # Save GPX format
+           echo "$buffer_GPX" >> "$DIROUT"/"$FILEOUT_KML""$debugCounter" # Save KML format
            vbm "DEBUG:Completed buffer session $debugCounter" 1>&2;
+           # Reset buffer
+           unset buffer
        done
     fi
 } # Main function.