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#!/bin/bash
WEATHER_CACHE_DIR="/home/melvin/.cache/weather"
CACHEFILE=$WEATHER_CACHE_DIR"/current_weather.png"
CACHE_ONELINE=$WEATHER_CACHE_DIR"/current_weather_oneline.txt"
TIME=""
OPTION=$2
usage() {
echo "Usage: $0 (help|update|show|get|reload|full|dark|text) [:help|p|q]"
echo " help : show this page
show : show picture according to time
get : get image from wttr.in
reload : get and show
text : print one line text
clear : clear text cache
example: weather f 'Kitchener_0pq'
weather f moon
" >&2
exit 0
}
onlyprinttext() {
info=$(cat $CACHE_ONELINE)
case $info in
*DOCTYPE*) echo " n/a" ;;
*) echo $info ;;
esac
}
get_image() {
hasnet || exit 1
(curl -f -s 'wttr.in/Tübingen_1pq.png' || echo "ERR") >$CACHEFILE
(curl -f -s 'wttr.in/Tübingen?format=%t' || echo "ERR") >$CACHE_ONELINE
}
show_image() {
if [ ! -e $CACHEFILE ]; then
get_image
fi
n30f -t weather $CACHEFILE
}
# main
if [ ! -d $WEATHER_CACHE_DIR ]; then
mkdir $WEATHER_CACHE_DIR
get_image
fi
case "$1" in
h | -h* | --h*) usage ;;
show | s) show_image ;;
get | g) get_image ;;
reload | r) get_image && show_image ;;
text | t) onlyprinttext ;;
*)
onlyprinttext
usage
;;
esac
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