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Modifed to better work with crontab

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This commit is contained in:
Sayantan Santra 2022-06-26 19:22:50 -05:00
parent 8fb98d64d3
commit ac7c4bfbe9
2 changed files with 42 additions and 15 deletions
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15
brightness-adjust.sh
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@ -1,15 +0,0 @@
#!/bin/sh
# This is a script to set my external monitor's brightness
# to high (70%) or low (40%) easily. It uses ddcutil to access
# the monitor's settings. When used in conjunction with heliocron,
# it can manage the monitor brightness based on sunrise or sunset,
# which can be useful if you like to work in natural light.
if [ $1 == "high" ]; then
ddcutil setvcp 10 70 && echo "Monitor brightness set to 70%"
elif [ $1 == "low" ]; then
ddcutil setvcp 10 40 && echo "Monitor brightness set to 40%"
else
echo "Please pass high/low"
fi

42
brightness-by-daylight.sh Normal file
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#!/bin/sh
# This is a script to set my external monitor's brightness
# to high (70%) or low (40%) automatically according to day/night.
# It uses ddcutil to access the monitor's settings and sunwait to know
# if it's day or night. It expects a file in the following format in
# the .config directory (the values should be according to location)
# ~/.config/latlong.toml
# latitude="0.000000N"
# longitude="0.000000E"
# Add the following to crontab to make it run automatically and properly
# @reboot <location-of-this-script>
# 0 0,12 * * * <location-of-this-script> crontab
confdir="/home/sintan/.config"
if test -f $confdir/latlong.toml ; then
source $confdir/latlong.toml
else
echo "No location config found!"
fi
# Check if called by crontab. If yes, start waiting, otherwise
# adjust brightness immediately
if [ "$1" == "crontab" ]; then
if [ $(sunwait poll $latitude $longitude) == "DAY" ]; then
sunwait wait set offset 10 $latitude $longitude && ddcutil setvcp 10 40
else
sunwait wait rise offset 10 $latitude $longitude && ddcutil setvcp 10 70
fi
else
if [ $(sunwait poll $latitude $longitude) == "DAY" ]; then
ddcutil setvcp 10 70
echo "Monitor brightness set to 70%, since it's day time."
else
ddcutil setvcp 10 40
"Monitor brightness set to 40%, since it's night time."
fi
fi