Go beep-beep-beep-beep-beep when Railway Chart is prepared for your PNR

pnr-beep-beep.sh

while true;
# echo date/time
date;
do
    # make a post request to Indian Railways PNR Enquiry page and search for "CHART NOT PREPARED"
    if curl --silent -X POST -d "lccp_pnrno1=$1&submitpnr=Get+PNR+Status" http://www.indianrail.gov.in/cgi_bin/inet_pnrstat_cgi.cgi | grep "CHART PREPARED"
    then
        # Chart prepared :)
        echo "Chart prepared. \n\n";

        # Go beep-beep-beep-beep-beep at an interval of 0.2 seconds
        for i in {1..5}; do beep; sleep 0.2; done;
    else
        echo "Chart is not prepared. \n\n";

    fi;
    # sleep for 10 seconds before making next request
    sleep 10;
done