259 lines
7.6 KiB
Text
259 lines
7.6 KiB
Text
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#!/bin/bash
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# See README.md for usage instructions
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volume_step=5
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mic_volume_step=5
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brightness_step=5
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kbd_brightness_step=5
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max_volume=100
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max_mic_volume=100
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volume_notification_timeout=1000
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mic_volume_notification_timeout=1000
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brightness_notification_timeout=1000
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kbd_brightness_notification_timeout=1000
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player_notification_timeout=5000
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download_album_art=true
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show_album_art=true
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show_music_in_volume_indicator=true
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# Uses regex to get volume from pactl
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function get_volume {
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pactl get-sink-volume @DEFAULT_SINK@ | grep -Po '[0-9]{1,3}(?=%)' | head -1
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}
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function get_mic_volume {
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pactl get-source-volume @DEFAULT_SOURCE@ | grep -Po '[0-9]{1,3}(?=%)' | head -1
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}
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# Uses regex to get mute status from pactl
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function get_mute {
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pactl get-sink-mute @DEFAULT_SINK@ | grep -Po '(?<=Mute: )(yes|no)'
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}
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function get_mic_mute {
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pactl get-source-mute @DEFAULT_SOURCE@ | grep -Po '(?<=Mute: )(yes|no)'
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}
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# Uses regex to get brightness from xbacklight
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function get_brightness {
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brightnessctl -c backlight -P get | grep -Po '[0-9]{1,3}' | head -n 1
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}
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function get_kbd_brightness {
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brightnessctl -d kbd_backlight -P get | grep -Po '[0-9]{1,3}' | head -n 1
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}
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# Returns a mute icon, a volume-low icon, or a volume-high icon, depending on the volume
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function get_volume_icon {
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volume=$(get_volume)
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mute=$(get_mute)
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if [ "$mute" == "yes" ]; then
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volume_icon="volume-level-muted"
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elif [ "$volume" -eq 0 ]; then
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volume_icon="volume-level-low"
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elif [ "$volume" -lt 50 ]; then
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volume_icon="volume-level-medium"
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else
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volume_icon="volume-level-high"
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fi
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}
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function get_mic_volume_icon {
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mic_volume=$(get_mic_volume)
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mic_mute=$(get_mic_mute)
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if [ "$mic_mute" == "yes" ]; then
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mic_volume_icon="mic-volume-muted"
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elif [ "$mic_volume" -eq 0 ]; then
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mic_volume_icon="mic-volume-low"
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elif [ "$mic_volume" -lt 50 ]; then
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mic_volume_icon="mic-volume-medium"
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else
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mic_volume_icon="mic-volume-high"
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fi
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}
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# Always returns the same icon - I couldn't get the brightness-low icon to work with fontawesome
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function get_brightness_icon {
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brightness=$(get_brightness)
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if [ "$brightness" -eq 0 ]; then
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brightness_icon="gpm-brightness-lcd-disabled"
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else
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brightness_icon="gpm-brightness-lcd"
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fi
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}
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function get_kbd_brightness_icon {
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kbd_brightness=$(get_kbd_brightness)
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if [ "$kbd_brightness" -eq 0 ]; then
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kbd_brightness_icon="gpm-brightness-kbd-disabled"
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else
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kbd_brightness_icon="gpm-brightness-kbd"
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fi
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}
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function get_album_art {
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url=$(playerctl -f "{{mpris:artUrl}}" metadata)
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if [[ $url == "file://"* ]]; then
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album_art="${url/file:\/\//}"
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elif [[ $url == "http://"* ]] && [[ $download_album_art == "true" ]]; then
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# Identify filename from URL
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filename="$(echo $url | sed "s/.*\///")"
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# Download file to /tmp if it doesn't exist
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if [ ! -f "/tmp/$filename" ]; then
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wget -O "/tmp/$filename" "$url"
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fi
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album_art="/tmp/$filename"
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elif [[ $url == "https://"* ]] && [[ $download_album_art == "true" ]]; then
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# Identify filename from URL
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filename="$(echo $url | sed "s/.*\///")"
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# Download file to /tmp if it doesn't exist
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if [ ! -f "/tmp/$filename" ]; then
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wget -O "/tmp/$filename" "$url"
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fi
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album_art="/tmp/$filename"
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else
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album_art=""
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fi
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}
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# Displays a volume notification
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function show_volume_notif {
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volume=$(get_mute)
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get_volume_icon
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notify-send -a "volume-brightness" -t $volume_notification_timeout -h string:x-dunst-stack-tag:volume_notif -h int:value:$volume -i "$volume_icon" "Volume"
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}
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function show_mic_volume_notif {
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mic_volume=$(get_mic_mute)
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get_mic_volume_icon
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notify-send -a "volume-brightness" -t $mic_volume_notification_timeout -h string:x-dunst-stack-tag:volume_notif -h int:value:$mic_volume -i "$mic_volume_icon" "Microphone volume"
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}
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# Displays a music notification
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function show_music_notif {
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song_title=$(playerctl -f "{{title}}" metadata)
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song_artist=$(playerctl -f "{{artist}}" metadata)
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song_album=$(playerctl -f "{{album}}" metadata)
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if [[ $show_album_art == "true" ]]; then
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get_album_art
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fi
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notify-send -a "volume-brightness" -t $player_notification_timeout -h string:x-dunst-stack-tag:music_notif -i "$album_art" "$song_title" "$song_artist - $song_album"
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}
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# Displays a brightness notification using dunstify
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function show_brightness_notif {
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brightness=$(get_brightness)
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echo $brightness
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get_brightness_icon
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notify-send -a "volume-brightness" -t $brightness_notification_timeout -h string:x-dunst-stack-tag:brightness_notif -h int:value:$brightness -i "$brightness_icon" "Brightness"
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}
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function show_kbd_brightness_notif {
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kbd_brightness=$(get_kbd_brightness)
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echo $kbd_brightness
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get_kbd_brightness_icon
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notify-send -a "volume-brightness" -t $kbd_brightness_notification_timeout -h string:x-dunst-stack-tag:brightness_notif -h int:value:$kbd_brightness -i "$kbd_brightness_icon" "Keyboard brightness"
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}
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# Main function - Takes user input, "volume_up", "volume_down", "brightness_up", or "brightness_down"
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case $1 in
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volume_up)
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# Unmutes and increases volume, then displays the notification
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pactl set-sink-mute @DEFAULT_SINK@ 0
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volume=$(get_volume)
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if [ $(( "$volume" + "$volume_step" )) -gt $max_volume ]; then
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pactl set-sink-volume @DEFAULT_SINK@ $max_volume%
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else
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pactl set-sink-volume @DEFAULT_SINK@ +$volume_step%
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fi
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show_volume_notif
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;;
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volume_down)
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# Raises volume and displays the notification
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pactl set-sink-volume @DEFAULT_SINK@ -$volume_step%
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show_volume_notif
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;;
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volume_mute)
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# Toggles mute and displays the notification
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pactl set-sink-mute @DEFAULT_SINK@ toggle
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show_volume_notif
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;;
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mic_volume_up)
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# Unmutes and increases volume, then displays the notification
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pactl set-source-mute @DEFAULT_SOURCE@ 0
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mic_volume=$(get_mic_volume)
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if [ $(( "$mic_volume" + "$mic_volume_step" )) -gt $max_mic_volume ]; then
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pactl set-source-volume @DEFAULT_SOURCE@ $max_mic_volume%
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else
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pactl set-source-volume @DEFAULT_SOURCE@ +$mic_volume_step%
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fi
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show_mic_volume_notif
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;;
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mic_volume_down)
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# Raises volume and displays the notification
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pactl set-source-volume @DEFAULT_SOURCE@ -$mic_volume_step%
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show_mic_volume_notif
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;;
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mic_volume_mute)
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# Toggles mute and displays the notification
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pactl set-source-mute @DEFAULT_SOURCE@ toggle
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show_mic_volume_notif
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;;
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brightness_up)
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# Increases brightness and displays the notification
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brightnessctl -c backlight set $brightness_step%+
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show_brightness_notif
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;;
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brightness_down)
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# Decreases brightness and displays the notification
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brightnessctl -c backlight set $brightness_step%-
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show_brightness_notif
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;;
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kbd_brightness_up)
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# Increases brightness and displays the notification
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brightnessctl -d kbd_backlight set $kbd_brightness_step%+
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show_kbd_brightness_notif
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;;
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kbd_brightness_down)
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# Decreases brightness and displays the notification
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brightnessctl -d kbd_backlight set $kbd_brightness_step%-
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show_kbd_brightness_notif
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;;
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next_track)
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# Skips to the next song and displays the notification
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playerctl next
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sleep 0.5 && show_music_notif
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;;
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prev_track)
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# Skips to the previous song and displays the notification
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playerctl previous
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sleep 0.5 && show_music_notif
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;;
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play_pause)
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playerctl play-pause
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show_music_notif
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# Pauses/resumes playback and displays the notification
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;;
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esac
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