Address geocoding in Bash with Google Maps API

latlng.sh

#!/bin/bash
# Quick and dirty geocoding with Google Maps API
 
MAPSAPIURL="http://maps.googleapis.com/maps/api/geocode/json"
 
[ -f latlng.txt ] && rm latlng.txt
[ -f results.json ] && rm results.json
 
while read line; do
    # Get address from column 3 and 4 of a CSV file provided as argument and prepare the string address. YMMV.
    address=`cut -d";" -f3-4 <<<$line | tr ';' '+' | tr ' ' '+'`
    curl -G -s --data sensor=true --data-urlencode address=$address "$MAPSAPIURL" -o results.json
    # Parse json with jshon (http://kmkeen.com/jshon/)
    jshon -e results -a -e geometry -e location -e "lat" -u -p -e "lng" -u < results.json | paste -d, - - >> latlng.txt
    sleep 1
done < $1