#===Process Args===
for arg in "$@"; do
#echo "DEBUG:processing arg:$arg"
- if command -v $arg 1>/dev/null 2>&1; then # Check if arg is a valid command
+ if command -v "$arg" 1>/dev/null 2>&1; then # Check if arg is a valid command
appRollCall[$arg]="true";
#echo "DEBUG:appRollCall[$arg]:"${appRollCall[$arg]}
if ! [ "$returnState" = "false" ]; then returnState="true"; fi
dirRollCall["$arg"]="true";
#echo "DEBUG:dirRollCall[\"$arg\"]:"${dirRollCall["$arg"]}
if ! [ "$returnState" = "false" ]; then returnState="true"; fi
- else
+ elif [ "$arg" = "" ]; then
dirRollCall["$arg"]="false"; returnState="false";
+ else
+ returnState="false";
fi
done
} # Define stderr message function.
showUsage() {
echoerr "USAGE:"
- echoerr " bkgpslog.sh [ options ]"
+ echoerr " bkgpslog [ options ]"
echoerr
echoerr "OPTIONS:"
echoerr " -h, --help"
echoerr "$SCRIPT_VERSION"
} # Display script version.
vbm() {
- if [ $OPTION_VERBOSE -eq "true" ]; then
- echoerr "$@"
+ # Usage: vbm "DEBUG:verbose message here"
+ # Description: Prints verbose message ("vbm") to stderr if OPTION_VERBOSE is set to "true".
+ # Input:
+ # - OPTION_VERBOSE variable set by processArguments function. (ex: "true", "false")
+ # - "$@" positional arguments fed to this function.
+ # Output: stderr
+ # Script function dependencies: echoerr
+ # External function dependencies: echo
+ # Last modified: 2020-04-11T23:57Z
+ # Last modified by: Steven Baltakatei Sandoval
+ # License: GPLv3+
+ # Ref./Attrib:
+
+ if [ "$OPTION_VERBOSE" = "true" ]; then
+ FUNCTION_TIME=$(date --iso-8601=ns); # Save current time in nano seconds.
+ echoerr "[$FUNCTION_TIME] ""$*"; # Display argument text.
fi
+
+ # End function
+ return 0; # Function finished.
} # Verbose message display function.
processArguments() {
while [ ! $# -eq 0 ]; do # While number of arguments ($#) is not (!) equal to (-eq) zero (0).
echoerr "DEBUG:Starting processArguments while loop."
- echoerr "DEBUG:Provided arguments are:""$@"
+ echoerr "DEBUG:Provided arguments are:""$*"
case "$1" in
--h | --help) showUsage; exit 1;; # Display usage.
--version) showVersion; exit 1;; # Show version
--v | --verbose) OPTION_VERBOSE="true"; vbm "DEBUG:Verbose mode enabled.";; # Enable verbose mode.
- --o | --output) if [ -d "$2" ]; then DIROUT="$2"; fi ;; # Define output directory.
+ --o | --output) if [ -d "$2" ]; then DIROUT="$2"; vbm "DEBUG:DIROUT:$DIROUT"; shift; fi ;; # Define output directory.
*) echoerr "ERROR: Unrecognized argument."; exit 1;; # Handle unrecognized options.
esac
shift
echo "$TIME_CURRENT_SHORT";
} # Get date&time without separators
main() {
- processArguments # Process arguments.
+ processArguments "$@" # Process arguments.
if checkapp gpspipe && checkdir "$DIROUT"; then
- # Determine output file paths
- FILEOUT_NMEA="$(dateTimeShort)".."$SCRIPT_HOSTNAME"_location.nmea ;
- #FILEOUT_GPX="" ;
- #FILEOUT_KML="" ;
+
# Determine script lifespan (note: exit if <= 0 since 'timeout' runs forever if provided "0s".
#if ! scriptTTL="$(timeUntilMidnight)"; then yell "ERROR: timeUntilMidnight exit code $?"; exit 1; fi
- scriptTTL="60"; #DEBUG DEBUG DEBUG DEBUG
+ scriptTTL="3600"; # DEBUG DEBUG DEBUG DEBUG
# Determine buffer lifespan
- bufferTTL="15";
+ bufferTTL="60";
- # Record gps data until life ends
+ # Record gps data until script lifespan ends
declare debugCounter; debugCounter="0"
while [[ "$SECONDS" -lt "$scriptTTL" ]]; do
((debugCounter++))
- timeout "$bufferTTL""s" gpspipe -r 1>> "$DIROUT"/"$FILEOUT_NMEA""$debugCounter"
- echo "do stuff" 1>&2;
+ # Fill buffer
+ buffer="$(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 "$buffer" | gpsbabel -i nmea -f - -o kml -F - )"; # Convert buffer to KML format
+ # Determine output file paths
+ FILEOUT_BASENAME="$(dateTimeShort)".."$SCRIPT_HOSTNAME"_location ;
+ FILEOUT_NMEA="$FILEOUT_BASENAME".nmea ;
+ FILEOUT_GPX="$FILEOUT_BASENAME".gpx ;
+ FILEOUT_KML="$FILEOUT_BASENAME".kml ;
+ # Save processed buffer data
+ echo "$buffer" > "$DIROUT"/"$FILEOUT_NMEA"; # Save NMEA format
+ echo "$buffer_GPX" > "$DIROUT"/"$FILEOUT_GPX"; # Save GPX format
+ echo "$buffer_KML" > "$DIROUT"/"$FILEOUT_KML"; # Save KML format
+ vbm "DEBUG:Completed buffer session $debugCounter ." 1>&2;
+ # Reset buffer and filenames
+ unset buffer buffer_GPX buffer_KML FILEOUT_BASENAME FILEOUT_NMEA FILEOUT_GPX FILEOUT_KML;
done
fi
} # Main function.