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#!/bin/sh
# This script sets the statusbar with the xsetroot command at the end.
# Call it inside ~/.xinitrc or ~/.xprofile.
# Handle SIGTRAP signals sent by refbar to update the status bar immediately.
trap 'update' 5
# Set the deliminter character.
delim="|"
# testweather checks to see if the most recent forecast is up to date. If it isnt' it
# downloads a new weather forecast, then signals to update the statusbar. Gets weather report from wttr.in.
testweather() { \
[ "$(stat -c %y "$HOME/.local/share/weatherreport" 2>/dev/null | cut -d' ' -f1)" != "$(date '+%Y-%m-%d')" ] &&
ping -q -c 1 1.1.1.1 >/dev/null &&
curl -s "wttr.in/$location" > "$HOME/.local/share/weatherreport" &&
notify-send "🌞 Weather" "New weather forecast for today." &&
$HOME/.script/refreshstatus
}
# Here is the cumulative function that outputs and formats the appearance of the statusbar.
# It can really be broken down into many submodules which are commented and explained.
status() { \
# Get current mpd track filename or artist - title if possible.
mpc -f "[[%artist% - ]%title%]|[%file%]" 2>/dev/null | grep -v "volume:" | head -n 1 && echo "$delim"
# If the weather report is current, show daily precipitation chance, low and high.
# Takes the weather report from wttr.in and formats it for the status bar.
[ "$(stat -c %y "$HOME/.local/share/weatherreport" 2>/dev/null | cut -d' ' -f1)" = "$(date '+%Y-%m-%d')" ] &&
sed '16q;d' "$HOME/.local/share/weatherreport" | grep -wo "[0-9]*%" | sort -n | sed -e '$!d' | sed -e "s/^/ /g" | tr -d '\n' &&
sed '13q;d' "$HOME/.local/share/weatherreport" | grep -o "m\\(-\\)*[0-9]\\+" | sort -n -t 'm' -k 2n | sed -e 1b -e '$!d' | tr '\n|m' ' ' | awk '{print " ",$1 "°","",$2 "°"}' &&
echo "$delim"
# Get the volume of ALSA's master volume output. Show an icon if or not muted.
amixer get Master | grep -o "[0-9]*%\|\[on\]\|\[off\]" | sed "s/\[on\]//;s/\[off\]//"
echo "$delim"
# Wifi quality percentage and icon if ethernet is connected.
grep "^\s*w" /proc/net/wireless | awk '{ print "", int($3 * 100 / 70) "%" }'
sed "s/down//;s/up//" /sys/class/net/e*/operstate
# Will show all batteries with approximate icon for remaining power.
for x in /sys/class/power_supply/BAT?/capacity;
do
case "$(cat $x)" in
100|9[0-9]) echo "" ;;
8[0-9]|7[0-9]) echo "" ;;
6[0-9]|5[0-9]) echo "" ;;
4[0-9]|3[0-9]) echo "" ;;
*) echo "" ;;
esac
done && echo "$delim"
# Date and time.
date '+%Y %b %d (%a) %I:%M%p'
}
update() { \
# Have xsetroot set dwm status bar with our formatted input.
# Note that the tr command replaces newlines with spaces. This is
# to prevent some weird issues that cause significant slowing of
# everything in dwm. Cause unknown.
xsetroot -name "$(status | tr '\n' ' ')" & wait
# Check to see if new weather report is needed.
testweather & wait
}
while :; do
update
# Sleep for a minute after changing the status bar before updating it
# again. We run sleep in the background and use wait until it finishes,
# because traps can interrupt wait immediately, but they can't do that with sleep.
sleep 1m &
wait
done
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