#!/bin/sh
#
UDRESPATH=/weather/ldm/unidata/etc/Wxp.res
PATH=/usr/local/bin:/bin:/usr/bin:/weather/ldm/unidata/bin
LD_LIBRARY_PATH=/usr/lib:/usr/ucblib:/usr/openwin/lib
TDATE=`date +%j%H%M%S`
TFILE=img$TDATE.gif
TFFILE=/home/system/gopher/htdocs/images/$TFILE
export UDRESPATH PATH LD_LIBRARY_PATH
# **** **** **** **** CONFIGURABLE VARIABLES **** **** **** ****
WEATHER=/weather/ldm/unidata/bin/uacalplt
# **** **** **** **** NO CONFIGURATION NEEDED BELOW **** **** **** ****
#
#.. Ensure that program is available on this machine
#
if [ -x $WEATHER ]; then
#
#.. Check that a query has been made
#
if [ $QUERY_STRING ]; then
#
#.. Strip the variables out from the query string,
# and assign them into the environment, prefixed by 'QS_'
#
# o sed removes any ' that would upset quoted assignment
#
# o awk ensures that
# - all variables passed have legal names
# - special characters are not interpreted by sh
#
eval `echo $PREFIX$QUERY_STRING | sed -e 's/'"'"'/%27/g' | \
awk 'BEGIN{RS="&";FS="="}
$1~/^[a-zA-Z][a-zA-Z0-9_]*$/ {
printf "QS_%s=%c%s%c\n",$1,39,$2,39}' `
#
#.. Set the search type
#
case $QS_graph in
Skewt) OPT_type='skewt' ;;
Stuve) OPT_type='stuve' ;;
Hodograph) OPT_type='hodo' ;;
*) OPT_type='skewt' ;;
esac
#
#.. Output header
#
cat << EOM
Content-type: text/html
$QS_graph for $QS_station
$QS_graph for $QS_station
Filename: $TFILE
EOM
$WEATHER -identifier $QS_station -plot_type $OPT_type $QS_file \
-plot_param gif:$TFFILE \
-data_path /weather/ldm/data/surface/sao \
-con_path /weather/ldm/data/decoded \
-file_path /weather/ldm/unidata/etc \
-device d,vortex\:1 -icon -batch
echo '
'
if [ -r $TFFILE ]; then
echo '
'
fi
echo ''
else
#
#.. The script was called without a query.
# Provide an ISINDEX type response for browsers
# without form support.
#
cat << EOM
Content-type: text/html
Skewt/Hodograph Plots
Skewt/Hodograph Plots