Merge pull request #3 from gonzalo-/master

<3

.noaa.conf

@@ -0,0 +1 @@
+NOAA_HOME=/home/pi

receive.sh

@@ -1,20 +1,49 @@
-#!/bin/bash
+#!/bin/sh
+
+## debug
+#set -x
+
+. ~/.noaa.conf
+
+## sane checks
+if [ ! -d ${NOAA_HOME} ]; then
+	mkdir -p ${NOAA_HOME}
+fi
+
+if [ ! -d ${NOAA_HOME}/audio/ ]; then
+	mkdir -p ${NOAA_HOME}/audio/
+fi
+
+if [ ! -d ${NOAA_HOME}/image/ ]; then
+	mkdir -p ${NOAA_HOME}/image/
+fi
+
+if [ ! -d ${NOAA_HOME}/map/ ]; then
+	mkdir -p ${NOAA_HOME}/map/
+fi
+
+if [ ! -d ${NOAA_HOME}/predict/ ]; then
+	mkdir -p ${NOAA_HOME}/predict/
+fi
+
 if pgrep "rtl_fm" > /dev/null
 then
 	exit 1
 fi
+
 # $1 = Satellite Name
 # $2 = Frequency
 # $3 = FileName base
 # $4 = TLE File
 # $5 = EPOC start time
 # $6 = Time to capture
+
 START_DATE=$(date '+%d-%m-%Y %H:%M')
-timeout "${6}" rtl_fm -f "${2}"M -s 60k -g 50 -p 55 -E wav -E deemp -F 9 - | sox -t raw -e signed -c 1 -b 16 -r 60000 - /home/pi/audio/"${3}".wav rate 11025
+timeout "${6}" rtl_fm -f "${2}"M -s 60k -g 50 -p 55 -E wav -E deemp -F 9 - | sox -t raw -e signed -c 1 -b 16 -r 60000 - ${NOAA_HOME}/audio/"${3}".wav rate 11025
 
 PASS_START=$("$5" + 90)
-/usr/local/bin/wxmap -T "${1}" -H "${4}" -p 0 -l 0 -o "${PASS_START}" /home/pi/map/"${3}"-map.png
+/usr/local/bin/wxmap -T "${1}" -H "${4}" -p 0 -l 0 -o "${PASS_START}" ${NOAA_HOME}/map/"${3}"-map.png
 for i in ZA MCIR MCIR-precip MSA MSA-precip HVC-precip HVCT-precip HVC HVCT; do
-	/usr/local/bin/wxtoimg -o -m /home/pi/map/"${3}"-map.png -e $i /home/pi/audio/"${3}".wav /home/pi/image/"${3}"-$i.png
-	/usr/bin/convert /home/pi/image/"${3}"-$i.png -undercolor black -fill yellow -pointsize 18 -annotate +20+20 "$1 $START_DATE" /home/pi/image/"${3}"-$i.png
+	/usr/local/bin/wxtoimg -o -m ${NOAA_HOME}/map/"${3}"-map.png -e $i ${NOAA_HOME}/audio/"${3}".wav ${NOAA_HOME}/image/"${3}"-$i.png
+	/usr/bin/convert ${NOAA_HOME}/image/"${3}"-$i.png -undercolor black -fill yellow -pointsize 18 -annotate +20+20 "$1 $START_DATE" ${NOAA_HOME}/image/"${3}"-$i.png
 done

schedule.sh

@@ -1,13 +1,19 @@
-#!/bin/bash
-#wget -qr https://www.celestrak.com/NORAD/elements/weather.txt -O /home/pi/predict/weather.txt
-grep "NOAA 15" /home/pi/predict/weather.txt -A 2 > /home/pi/predict/weather.tle
-grep "NOAA 18" /home/pi/predict/weather.txt -A 2 >> /home/pi/predict/weather.tle
-grep "NOAA 19" /home/pi/predict/weather.txt -A 2 >> /home/pi/predict/weather.tle
+#!/bin/sh
+
+## debug
+#set -x
+
+. ~/.noaa.conf
+
+#wget -qr https://www.celestrak.com/NORAD/elements/weather.txt -O "${NOAA_HOME}"/predict/weather.txt
+grep "NOAA 15" "${NOAA_HOME}"/predict/weather.txt -A 2 > "${NOAA_HOME}"/predict/weather.tle
+grep "NOAA 18" "${NOAA_HOME}"/predict/weather.txt -A 2 >> "${NOAA_HOME}"/predict/weather.tle
+grep "NOAA 19" "${NOAA_HOME}"/predict/weather.txt -A 2 >> "${NOAA_HOME}"/predict/weather.tle
 
 #Remove all AT jobs
 for i in $(atq | awk '{print $1}');do atrm "$i";done
 
 #Schedule Satellite Passes:
-/home/pi/schedule_sat.sh "NOAA 19" 137.1000
-/home/pi/schedule_sat.sh "NOAA 18" 137.9125
-/home/pi/schedule_sat.sh "NOAA 15" 137.6200
+"${NOAA_HOME}"/schedule_sat.sh "NOAA 19" 137.1000
+"${NOAA_HOME}"/schedule_sat.sh "NOAA 18" 137.9125
+"${NOAA_HOME}"/schedule_sat.sh "NOAA 15" 137.6200

schedule_sat.sh

@@ -1,10 +1,16 @@
-#!/bin/bash
-PREDICTION_START=$(/usr/bin/predict -t /home/pi/predict/weather.tle -p "${1}" | head -1)
-PREDICTION_END=$(/usr/bin/predict -t /home/pi/predict/weather.tle -p "${1}" | tail -1)
+#!/bin/sh
 
-var2=$(echo "$PREDICTION_END" | cut -d " " -f 1)
+## debug
+#set -x
 
-MAXELEV=$(/usr/bin/predict -t /home/pi/predict/weather.tle -p "${1}" | awk -v max=0 '{if($5>max){max=$5}}END{print max}')
+. ~/.noaa.conf
+
+PREDICTION_START=$(/usr/bin/predict -t "${NOAA_HOME}"/predict/weather.tle -p "${1}" | head -1)
+PREDICTION_END=$(/usr/bin/predict -t "${NOAA_HOME}"/predict/weather.tle -p "${1}" | tail -1)
+
+var2=$(echo "${PREDICTION_END}" | cut -d " " -f 1)
+
+MAXELEV=$(/usr/bin/predict -t "${NOAA_HOME}"/predict/weather.tle -p "${1}" | awk -v max=0 '{if($5>max){max=$5}}END{print max}')
 
 while [ "$(date --date="@${var2}" +%D)" == "$(date +%D)" ]; do
 	START_TIME=$(echo "$PREDICTION_START" | cut -d " " -f 3-4)
@@ -15,11 +21,12 @@ while [ "$(date --date="@${var2}" +%D)" == "$(date +%D)" ]; do
 	if [ "${MAXELEV}" -gt 19 ]
 	then
 		echo "${1//" "}""${OUTDATE}" "$MAXELEV"
-		echo "/home/pi/receive.sh \"${1}\" $2 '${1//" "}'${OUTDATE} /home/pi/predict/weather.tle ${var1} '${TIMER}'" | at "$(date --date="TZ=\"UTC\" '${START_TIME}'" +"%H:%M %D")"
+		echo "'${NOAA_HOME}'/receive.sh \"${1}\" $2 '${1//" "}'${OUTDATE} "${NOAA_HOME}"/predict/weather.tle \
+			${var1} '${TIMER}'" | at "$(date --date="TZ=\"UTC\" '${START_TIME}'" +"%H:%M %D")"
 	fi
-	nextpredict=$("${var2}" + 60)
-	PREDICTION_START=$(/usr/bin/predict -t /home/pi/predict/weather.tle -p "${1}" "${nextpredict}" | head -1)
-	PREDICTION_END=$(/usr/bin/predict -t /home/pi/predict/weather.tle -p "${1}"  "${nextpredict}" | tail -1)
-	MAXELEV=$(/usr/bin/predict -t /home/pi/predict/weather.tle -p "${1}" "${nextpredict}" | awk -v max=0 '{if($5>max){max=$5}}END{print max}')
+	NEXTPREDICT=$("${var2}" + 60)
+	PREDICTION_START=$(/usr/bin/predict -t "${NOAA_HOME}"/predict/weather.tle -p "${1}" "${NEXTPREDICT}" | head -1)
+	PREDICTION_END=$(/usr/bin/predict -t "${NOAA_HOME}"/predict/weather.tle -p "${1}"  "${NEXTPREDICT}" | tail -1)
+	MAXELEV=$(/usr/bin/predict -t "${NOAA_HOME}"/predict/weather.tle -p "${1}" "${NEXTPREDICT}" | awk -v max=0 '{if($5>max){max=$5}}END{print max}')
 	var2=$(echo "${PREDICTION_END}" | cut -d " " -f 1)
 done