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weather_script/getWxAlert.save.2

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#!/bin/bash
#
# $Id: getWxAlert 85 2012-07-21 23:13:23Z $
#
# Change the method of updating alerts. Check if summary is different instead
# of the entire url download. This should help prevent updating alert beacons
# that are unnecessary.
#
# Added a check to see if the download failed, if so abort and log. Also
# changed the wget options for retry=10.
#
# Spool Directory should contain the alert.info, pre/post converted files,
# no_alert, and alert summary
#
DEBUG="0" # debug levels 0 = no debug
# level 1 = save alerts
# level 2 = detailed info
# Load config file
if [ -f ${CUSTOM}/wx_scripts.conf ] ; then
source ${CUSTOM}/wx_scripts.conf
else
echo "Missing ${CUSTOM}/wx_scripts.conf file, aborting..."
exit 1
fi
# Check Arguments...
# has only one argument, county info
if [ "$#" = "1" ] ; then
COUNTY=$1
COUNTY_NAME=""
fi
# has two arguments, county info and county name
if [ "$#" = "2" ] ; then
COUNTY=$1
COUNTY_NAME=$2
fi
# if no arguments, then use what is defined in configure file.
if [ "$1" = "" ] ; then
# extract County Information and County Name
COUNTY_NAME=`echo $COUNTY | awk 'BEGIN { FS="," } { print $2} '`
COUNTY=`echo $COUNTY | awk 'BEGIN { FS="," } { print $1} '`
# if name is empty, then use COUNTY
if [ "$COUNTY_NAME" = "" ] ; then
COUNTY_NAME=$COUNTY
fi
fi
if [ "$COUNTY" = "NOTSET" ] || [ "$COUNTY" = "" ] ; then
echo "ERROR - The COUNTY variable in ${CUSTOM}/wx_scripts.conf is not set"
echo "or missing, aborting..."
exit 1
fi
if [ "$COUNTY" = "help" ] ; then # If no arguments
echo "Usage getWxAlert <county>"
echo " where <county>=State County, for example: WIC002"
echo " See http://alerts.weather.gov/ for more informaton"
echo
echo " Or you can edit the wx_scripts.conf file to include the COUNTY variable."
echo
exit 1
fi
if [ -z $TEXT2SPEECH ] ; then
echo "TEXT2SPEECH value not defined. Please edit wx_scripts_conf file."
exit 1
fi
if [ ! -d /tmp/wx/$COUNTY ] ; then
mkdir -p /tmp/wx/$COUNTY
fi
####### Functions ######
# Send message to LOGFILE
function debug2 () {
MESSAGE="${0##*/} DEBUG: $@"
echo "$MESSAGE"
if [ -n "$LOGFILE" ]; then
echo "`date '+%b %d %Y %T %z'` $MESSAGE" >> $LOGFILE
fi
}
function send_email () {
for EADDR in `echo $EMAIL | sed 's/,/ /g'` ; do
# summary version
# $MAIL -s "Weather Alert for $COUNTY_NAME" $EADDR < /tmp/wx/$COUNTY/pre_conv_alert_summary.txt
# full alert info
cp /tmp/wx/$COUNTY/pre_alert.txt /tmp/wx/$COUNTY/email_alert.txt
# append the alert to the header
cat /tmp/wx/$COUNTY/pre_full_alert_info.txt >> /tmp/wx/$COUNTY/email_alert.txt
# mail it
$MAIL -s "Weather Alert for $COUNTY_NAME" $EADDR < /tmp/wx/$COUNTY/email_alert.txt
done
}
# Convert URL to file
#function geturldata () {
# # supply URL
# # Alternative method of getting url information:
# ##/usr/bin/lynx -dump $URL$COUNTY > /tmp/wx/$COUNTY/alert.info
#
# $WGET -t 10 -w 10 --cache=off --random-wait -q $URL$COUNTY -O - > /tmp/wx/$COUNTY/alert.info
# # -t 10 retries, -w 10 sec between
# # turn cache off at server
#}
###### End of Functions ######
PLIST="$CUSTOM/wx_alert_product.txt" # Product list file and directory
# URL="http://www.weather.gov/alerts-beta/wwaatmget.php?x=" # URL to RSS data
URL="http://alerts.weather.gov/cap/wwaatmget.php?x=" # URL to RSS data
DATE=`date +%Y.%m.%d.\%H\%M`
NO_WXALERT_MSG=$LOCAL/no_wxalert_msg
MAILDIR="/tmp/wx/$COUNTY" # Mail log file
MAILLOG="$MAILDIR/spotter_mail.log" # Mail log file
#MAIL=/bin/mail # mail binary
MAIL="$CUSTOM/SendMail/SendMail.pl" # Perl SendMail script
CRIT_TYPES=`cat $CUSTOM/wx_critical_alerts.txt`
NORM_TYPES=`cat $CUSTOM/wx_normal_alerts.txt`
#----------------------------- Main program ----------------------
if [ ! -d $WXALERT_SPOOLDIR/$COUNTY ] ; then
mkdir -p $WXALERT_SPOOLDIR/$COUNTY
fi
if [ ! -d /tmp/wx/$COUNTY ] ; then
mkdir -p /tmp/wx/$COUNTY
fi
cd $WXALERT_SPOOLDIR/$COUNTY
ALERT_DL=""
CHKCNT=0
# loop until get proper response, if after 5 attempts notify
while [ -z "$ALERT_DL" ] ; do
if [ $CHKCNT -gt 5 ] ; then
log "ERROR: $URL is not responding for getWxAlert - ${COUNTY}"
log " Possible issue with nws.gov server or internet connection"
ls -l /tmp/wx/$COUNTY/alert.info
exit 1
fi
# Alternative method of getting url information:
##/usr/bin/lynx -dump $URL$COUNTY > /tmp/wx/$COUNTY/alert.info
$WGET -t 10 -w 10 --cache=off --random-wait -q $URL$COUNTY -O - > /tmp/wx/$COUNTY/alert.info
# -t 10 retries, -w 10 sec between
# turn cache off at server
# place data in variable to see if contains data
ALERT_DL="`head -1 /tmp/wx/$COUNTY/alert.info`"
let CHKCNT=$CHKCNT+1
# delay before retrying
sleep 4
done
# process the downloaded information
cat /tmp/wx/$COUNTY/alert.info | \
grep "title>" |sed '/<title>/,/<\/title/!d' | \
sed 's/<title>//' | sed 's/<\/title>//' | \
egrep -v "Current Watches" > wx_new.txt
# get full summary URL Link
FULL_SUMMARY_URL=`cat /tmp/wx/$COUNTY/alert.info | egrep "<id>|</id>" | sed 's/<id>//' | sed 's/<\/id>//'`
# Extract Alert from url information:
ALERT=`cat /tmp/wx/$COUNTY/alert.info | egrep "<title>|</title>" | sed 's/<title>//' | sed 's/<\/title>//'| sed 's/\(by NWS*\).*/\1/' | sed 's/by NWS//'`
# Extract Summary from url information:
SUMMARY=`cat /tmp/wx/$COUNTY/alert.info | egrep "<summary>|</summary>" | sed 's/<summary>//' | sed 's/<\/summary>//'`
# Debug stuff, print values for $ALERT and SUMMARY
if [ "$DEBUG" = "2" ] ; then
echo
debug2 "************START**************************"
debug2 "NWS_URL=$URL"
debug2 "FULL_SUMMARY_URL=$FULL_SUMMARY_URL"
debug2 "CHKCNT=$CHKCNT"
debug2 "ALERT=$ALERT"
debug2 "SUMMARY=$SUMMARY"
debug2 "COUNTY=$COUNTY"
debug2 "COUNTY_NAME=$COUNTY_NAME"
fi
# Full_alert
echo "$ALERT ... $SUMMARY" > alert_summary.txt
#if the download failed, alert_summary.txt has only " ... ", then log and exit.
if [ "$DEBUG" = "2" ] ; then
DWNCHK=`cat alert_summary.txt`
echo
debug2 "dwnload chk:$DWNCHK"
fi
if [ "`cat alert_summary.txt`" == " ... " ] ; then
log "ERROR: Failed to download alert correct data from ${COUNTY}"
log " Verify $COUNTY is valid or URL has not changed."
exit 1
fi
# check if no active watches, if so clean up any alerts and create
# no watches message for summary.
if ( grep "no active watches" wx_new.txt &> /dev/null ) ; then
# skip all of this if no_alert file is present indicating audio generated
if [ ! -f no_alerts.txt ] ; then
rm -f *.ul # Remove all alerts, audio files
rm -f alert.txt
rm -f *.dvtool
rm -f conv_*
/usr/local/bin/remotecontrold kd8tuz_b unlink
# alert_summary.txt and alert_pre_summary.txt must match, or will
# generate an alert
##
cp alert_summary.txt alert_prev_summary.txt
cp wx_new.txt no_alerts.txt # After clean up, create
# "no active warnings file
# setup the no warnings message, append file with county info, the
# create audio
##
echo "for $COUNTY_NAME, $COUNTY" >> no_alerts.txt
if [ $TEXT2SPEECH = "festival" ] ; then
$TEXT2WAVE -F 8000 -scale 2.0 -otype ulaw no_alerts.txt -o COMPLETE_ALERT.ul -eval "(voice_ked_diphone)"
else
$TEXT2WAVE -m text -f no_alerts.txt -p audio/encoding=ulaw,audio/sampling-rate=8000,audio/volume=$SWIFT_VOL -o COMPLETE_ALERT.ul
fi
##############################
# save a history of alerts
# mv over to saved directory
# Save alert Information
if [ "$DEBUG" = "1" ] ; then
if [ ! -f alert.txt ] && [ -f /tmp/wx/$COUNTY/pre_conv_alert_summary.txt ] ; then
# make sure directory is created
if [ ! -d saved/$DATE ] ; then
mkdir -p saved/$DATE
fi
# now save files
cp /tmp/wx/$COUNTY/*.txt saved/$DATE/.
fi
fi
fi # < if [ -f no_alerts.txt ]
exit 0 # Done, now exit.
fi
log "Checking for Wx Alert updates for $COUNTY"
# Skip if files are the same, alerts are active, but nothing has changed.
if ! diff -q alert_summary.txt alert_prev_summary.txt &> /dev/null; then
# New Alerts are found.
log "New Wx Alerts for $COUNTY"
cp alert_summary.txt alert_prev_summary.txt # make the files the same now
rm -f alert.txt *.raw no_alerts.txt # and remove old alerts
# remove email alert file
if [ -f /tmp/wx/${COUNTY}/email_alert.txt ] ; then
rm -f /tmp/wx/${COUNTY}/email_alert.txt
fi
# remove the old plist.txt file.
if [ -f plist.txt ] ; then
cp plist.txt /tmp/.
rm plist.txt
fi
# create the alert file
echo "$ALERT" > alert.txt
# Create the product list which is tested against
# if product not found, will leave a null file. This is tested against
# at end of script, see ref#1
while read PRODUCT; do # Check for alert products
# appending the 1st matching, ignore case
grep -i -m 1 "^$PRODUCT" wx_new.txt
done < $PLIST >> plist.txt # line to alert.txt file
#################################################################
# Pre Conversions file creation.
#################################################################
#############################
# create pre_alert.txt file (input to post conversion)
#
#set up header of the alert file
echo ". . Weather Alert. for $COUNTY_NAME" > /tmp/wx/$COUNTY/a_tmp.txt
# check the alert types, critical/normal
if [ "$DEBUG" = "2" ] ; then
debug2 "********* WXALERT_BEACON=[$WXALERT_BEACON] **********"
fi
# Setup TYPES of alerts to trigger on depending upon WXALERT_BEACON Variable
if [ "$WXALERT_BEACON" = "C" ] ; then
TYPES=$CRIT_TYPES
else
TYPES=$NORM_TYPES
fi
# Set flag
CRIT_BEACON_FLAG="N"
SAVEIFS=$IFS
IFS=$(echo -en "\n\b")
if [ "$DEBUG" = "2" ] ; then
debug2 "TYPES= $TYPES"
fi
# check for matching TYPES in alert
for TYPE in $TYPES
do
## added space to avoid the first line being seen as an alert
## this may need to be changed as follows:
# egrep -v "Current Watches" alert.txt > alert1.txt
# mv alert1.txt alert
## if grep -i "$TYPE" alert.txt >> /tmp/wx/$COUNTY/a_tmp.txt; then # Extract matching alerts
if grep -i "$TYPE " alert.txt >> /tmp/wx/$COUNTY/a_tmp.txt; then # Extract matching alerts
echo ".." >> /tmp/wx/$COUNTY/a_tmp.txt
log "Get Wx Alert INFO for $COUNTY: $TYPE"
# set critical beacon flag, if a match
CRIT_BEACON_FLAG="Y"
fi
done
IFS=$SAVEIFS
# rename to pre_alert.txt
mv /tmp/wx/$COUNTY/a_tmp.txt /tmp/wx/$COUNTY/pre_alert.txt
#############################
# create pre_conv_alert_summmary.txt (input to post conversion)
# insert weather header/trailer to full alert txt
echo ". . Weather Alert Summary for county $COUNTY_NAME." > /tmp/wx/$COUNTY/a_tmp.txt
cat alert_summary.txt >> /tmp/wx/$COUNTY/a_tmp.txt
# copy tmp.txt over for post conversion
cp /tmp/wx/$COUNTY/a_tmp.txt /tmp/wx/$COUNTY/pre_conv_alert_summary.txt
# Remove since we want to have the email text with the full alert
# vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv
## if [ "$FULL_ALERT" = "Y" ] ; then
ALERT_DL=""
CHKCNT=0
# loop until get proper response, if after 5 attempts notify
while [ -z "$ALERT_DL" ] ; do
if [ $CHKCNT -gt 5 ] ; then
log "ERROR: $URL is not responding for getWxAlert - ${COUNTY}"
log " Possible issue with nws.gov server or internet connection"
ls -l /tmp/wx/$COUNTY/alert.info
exit 1
fi
##############################
# Create the raw full Summary File
$WGET -t 10 -w 10 --cache=off --random-wait -q $FULL_SUMMARY_URL -O - > /tmp/wx/$COUNTY/full_alert_info.txt
# -t 10 retries, -w 10 sec between
# turn cache off at server
# place data in variable to see if contains data
ALERT_DL="`head -1 /tmp/wx/$COUNTY/alert.info`"
let CHKCNT=$CHKCNT+1
# delay before retrying
sleep 4
done
# Create full summary from URL file
# setup pre_converted full alert message
# cp /tmp/wx/$COUNTY/pre_conv_alert_summary.txt /tmp/wx/$COUNTY/pre_full_alert_info.txt
cat /tmp/wx/$COUNTY/full_alert_info.txt | sed '/<description>/,/<\/description/!d' | \
sed 's/<description>//' | \
sed 's/<\/description>//' > /tmp/wx/$COUNTY/pre_full_alert_info.txt
# fi
# end ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
# additional debug info
if [ "$DEBUG" = "2" ] ; then
debug2 "**************************************************************"
debug2 "**alert's don't match**"
debug2 "=============================================================="
debug2 "alert_summary file:"
debug2 " /home/irlp/audio/custom/wx/alert/${COUNTY}/alert_summary.txt"
debug2 "=============================================================="
debug2 "alert_prev_summary.txt file:"
debug2 " /home/irlp/audio/custom/wx/alert/${COUNTY}/alert_prev_summary.txt"
debug2 "=============================================================="
debug2 "pre_full_alert_info.txt file:"
debug2 " /tmp/wx/${COUNTY}/pre_full_alert_info.txt"
debug2 "**************************************************************"
debug2
fi
#################################################################
# Post Conversions
# You must edit wxtext_conv.sed file to perform the post conversion.
#################################################################
#############################
# pre_alert txt file to conv_alert.txt
sed -f ${CUSTOM}/wxtext_conv.sed /tmp/wx/$COUNTY/pre_alert.txt > conv_alert.txt
# conv_alert summary txt file to conv_alert_summary.txt
sed -f ${CUSTOM}/wxtext_conv.sed /tmp/wx/$COUNTY/pre_conv_alert_summary.txt > conv_alert_summary.txt
/home/irlp/custom/dstartext
# full alert text
if [ "$FULL_ALERT" = "Y" ] ; then
#############################
# pre_full_alert_info file to conv
sed -f ${CUSTOM}/wxtext_conv.sed /tmp/wx/$COUNTY/pre_full_alert_info.txt > conv_full_alert_info.txt
fi
#################################################################
# create the audio files
#################################################################
if [ $TEXT2SPEECH = "festival" ] ; then
$TEXT2WAVE -F 8000 -scale 2.0 -otype wav conv_alert.txt -o conv_alert.wav
# $TEXT2WAVE -F 8000 -scale 2.0 -otype ulaw conv_alert_summary.txt -o COMPLETE_ALERT.ul -eval "(voice_ked_diphone)"
# cd $WXALERT_SPOOLDIR/$COUNTY
# /usr/bin/espeak conv_alert.txt ALERT
ffmpeg -i conv_alert.wav -y -ar 48000 ALERT.wav
/usr/local/bin/wav2dvtool ALERT.wav KD8TUZ/ALERT KD8TUZ_B KD8TUZ_G "Weather Alert" ALERT.dvtool
# full alert text
if [ "$FULL_ALERT" = "Y" ] ; then
$TEXT2WAVE -F 8000 -scale 1 -otype ulaw conv_full_alert_info.txt -o FULLCOMPLETE_ALERT.ul -eval "(voice_ked_diphone)"
fi
else
$TEXT2WAVE -m text -f conv_alert.txt -p audio/encoding=ulaw,audio/sampling-rate=8000,audio/volume=$SWIFT_VOL -o ALERT.ul
$TEXT2WAVE -m text -f conv_alert_summary.txt -p audio/encoding=ulaw,audio/sampling-rate=8000,audio/volume=$SWIFT_VOL -o COMPLETE_ALERT.ul
# full alert text
if [ "$FULL_ALERT" = "Y" ] ; then
$TEXT2WAVE -m text -f conv_full_alert_info.txt -p audio/encoding=ulaw,audio/sampling-rate=8000,audio/volume=$SWIFT_VOL -o FULLCOMPLETE_ALERT.ul
fi
fi
#clean up
rm -f /tmp/wx/$COUNTY/a_tmp.txt
# check if file exists and size gt zero, if not email/play weather (ref#1)
if [ -s plist.txt ]; then
# Email Alerts if $EMAIL defined.
if [ ! -z "$EMAIL" ] ; then
send_email
echo -e "\nMail sent on $DATE" >> $MAILLOG
fi
# if WXALERT_BEACON is set to Yes, then place playWxAlertBg into
# background
#
# Beacon needs to be Y -or- (beacon C -and- Crit_Beacon flag yes)
if [ "$DEBUG" = "2" ] ; then
echo "WXALERT_BEACON = $WXALERT_BEACON, CRIT_BEACON_FLAG=$CRIT_BEACON_FLAG"
fi
if [ $WXALERT_BEACON = "Y" ] || ([ $WXALERT_BEACON = "C" ] && [ $CRIT_BEACON_FLAG = "Y" ]) ; then
# first kill any left over process
# get PID and kill it
if [ -f $WXALERT_SPOOLDIR/$COUNTY/playWxAlertBg.pid ] ; then
kill `cat < playWxAlertBg.pid`
fi
# if $LOCAL/no_wxalert_msg file is present, remove it to start
# new weather alert msg
if [ -f $NO_WXALERT_MSG ] ; then
rm $NO_WXALERT_MSG
fi
# call playWxAlert and place in background
log "Launching playWxAlertBg..."
/usr/local/bin/remotecontrold kd8tuz_b link never ref039_C
sleep 10
$CUSTOM/playWxAlertBg $COUNTY &
fi
fi # -s plist.txt
fi
exit 0
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