rdmdownload

#!/bin/sh
#
# This script download the most recent version of the complete set of
# TIGER files from the US Census Bureau's web site.
#
# USAGE:
# ------
#
# rdmdownload <destination-path> [format=2000|2002|2004] [<state-symbol> ..]
#
#    Example: downloadmap /var/tmp/maps CA
#
# PLEASE NOTE THE TIGER FILES ARE HUGE: THIS DOWNLOAD IS LIKELY
# TO TAKE A VERY LONG TIME TO COMPLETE AND THE TIGER FILES WILL
# USE A AWFUL LOT OF SPACE ON YOUR LOCAL HARD DRIVE.
#
# Now you know...

TIGERDIR=$1
shift

TIGERURL=http://www2.census.gov/geo/tiger/tiger2004se
TIGEROPT1="-nd -np -r -N -P $TIGERDIR -A.zip"
TIGEROPT2="-nd -np -r -N -P $TIGERDIR -A.ZIP"

case $1 in
   format=2000) TIGERURL=http://www2.census.gov/geo/tiger/tigerua
                shift
                ;;
   format=2002) TIGERURL=http://www2.census.gov/geo/tiger/tiger2002
                shift
                ;;
   format=2004)
                shift
                ;;
esac

if [ $# -gt 0 ] ; then

   for i in $*
   do
      wget $TIGEROPT1 $TIGERURL/$i/
      wget $TIGEROPT2 $TIGERURL/$i/
   done

else

   wget $TIGEROPT1 $TIGERURL/
   wget $TIGEROPT2 $TIGERURL/
fi

rm -f $TIGERDIR/robots.txt