utility-conky-color-selector

#!/bin/bash

# dependencies /////////////////////////////////////////////////////////////////

if [ -f "${HOME}"/.local/bin/frobulator ]
then
	rm -r -f "${HOME}"/.local/bin/frobulator
fi

if [[ -z $(command -v frobulator) ]]
then
	if [[ $(id -u -n) = "root" ]]
	then
		SUDO_HOME=/root

		USER="${SUDO_USER}"

		HOME=/home/"${USER}"
	fi

	if [[ -z $(command -v curl) ]]
	then
		yes | apt-get install curl
	fi

	if [ ! -d "${HOME}"/.local/bin ]
	then
		mkdir -p "${HOME}"/.local/bin
	fi

	curl -s -L get.frbltr.app > "${HOME}"/.local/bin/frobulator

	chmod +x "${HOME}"/.local/bin/frobulator
fi

. "${HOME}"/.local/bin/frobulator

# superuser ////////////////////////////////////////////////////////////////////

export self_arguments="${@}"

frobulator.escalate

# script ///////////////////////////////////////////////////////////////////////

script=$(basename -- "${BASH_SOURCE[0]}")

# version //////////////////////////////////////////////////////////////////////

version="09-23-2022"

# usage ////////////////////////////////////////////////////////////////////////

# variables ////////////////////////////////////////////////////////////////////

stamp=$(date +"%m-%d-%Y-%H-%M-%S")

# defaults /////////////////////////////////////////////////////////////////////

list=(
	conky
	convert
	zenity
)

frobulator.require ${list[@]}

list=()

# functions ////////////////////////////////////////////////////////////////////

cat <<- 'FILE' > /usr/bin/conky-color-selector
#!/bin/bash

# conky color selector #

rgb_to_hex () {

	IFS='(,)'

	read _ r g b <<< "${1}"

	printf '%02x%02x%02x\n' ${r} ${g} ${b}
}

hex_to_rgb () {

	read hex <<< "${1}"

	[[ ${hex:0:1} = "#" ]] && hex=${hex:1:6}

	r=$((16#${hex:0:2}))
	g=$((16#${hex:2:2}))
	b=$((16#${hex:4:2}))

	printf '%03d %03d %03d\n' ${r} ${g} ${b}
}

default_color="cccccc"
color_input="$(zenity --color-selection --color="#cccccc" --show-palette)"
color_selection=$(rgb_to_hex "${color_input}")

if [[ "$color_input" != "" ]]
then
	color="$color_selection"
else
	color="$default_color"
fi

find "${HOME}" -type f -name *conkyrc -exec \
	sed -i \
	-e "s|default_color.*|default_color $color|g" \
	-e "s|default_shade_color.*|default_shade_color $color|g" {} +
FILE

sudo chmod +x /usr/bin/conky-color-selector

# generate launcher

cat <<- 'FILE' > /usr/share/applications/conky-color-selector.desktop
[Desktop Entry]
Name=Conky Color Selector
Comment=Color selector for Conky
Exec=/usr/bin/conky-color-selector
Icon=conky
Terminal=false
Type=Application
StartupNotify=true
Categories=Utility;
FILE