INIT: version 2.93 booting
[info] Using makefile-style concurrent boot in runlevel S.
[....] Starting hot-plug events dispatcher: udevd[    3.754574] udevd[457]: spec
. ok
[ ok [    3.813949] udevd[520]: failed to execute[    3.834440] udevd[519]: fail
done.
[ ok ] Waiting for /dev to be fully populated...done.
[ ok ] Setting up keyboard layout...done.
[ ok ] Activating swap...done.

#!/bin/bash

# Copyright (c) 2019, Hanno Meyer-Thurow
# All rights reserved.
#
# FreeBSD License (2-clause BSD License)
# 
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
# 
# 1. Redistributions of source code must retain the above copyright notice, this
#    list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright notice,
#    this list of conditions and the following disclaimer in the documentation
#    and/or other materials provided with the distribution.
# 
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
# 
# The views and conclusions contained in the software and documentation are those
# of the authors and should not be interpreted as representing official policies,
# either expressed or implied, of the <project name> project.

# CONFIGURATION
#
# only basic error checking, so make sure all configuration are valid

# Kvantum theme is used as-is
theme_kvantum="AdaptaNokto"

# Gtk theme is used as variants
# (meaning an asterisk is appended)
theme_gtk="Adapta-Nokto"

# old rgb colors
color_old_accented="#4db6ac"
color_old_selected="#00bcd4"
color_old_altered="#05abc1"
color_old_background="#009688"

# new rgb colors
color_new_accented="#a146ff"
color_new_selected="#662477"
color_new_altered="#612453"
color_new_background="#880096"

# png recoloring
#
# - imagemagick modulate - percentage difference - base 100
#
# - modulate value order in reversed hsl colorspace
#
# - generated by http://www.fmwconcepts.com/imagemagick/colorconverter/index.php
#
# $ ~/colorconverter -c "#00bcd4" | grep hsl
# hsl(187,255,106)
# hsl(187,100%,41.5686%)
#
# $ ~/colorconverter -c "#662477" | grep hsl
# hsl(288,137,78)
# hsl(288,53.5485%,30.3929%)
#
# 30.3929 / 41.5686	= 73.115
# 53.5485 / 100		= 53.5485
# 288 / 187		= 154.0107
recolor_old_hsl="hsl(187,100%,41.5686%)"
recolor_mod_lsh="73.115,53.5485,154.0107"

# PARAMETERS
#
# set options

debug=""
find_follow_symlinks=""
gtk_theme_resource="gtk.gresource"
gnome_shell_theme_resource="gnome-shell-theme.gresource"
verbose=""

while [ ${#} -gt 0 ]
do
	case "${1}" in
	-d|--debug)
		debug="true"
		shift
		;;
	-l|--follow-symlinks)
		find_follow_symlinks="-L"
		shift
		;;
	-g|--gtk-theme-resource)
		gtk_theme_resource="${2}.gresource"
		shift
		shift
		;;
	-s|--gnome-shell-theme-resource)
		gnome_shell_theme_resource="${2}.gresource"
		shift
		shift
		;;
	-v|--verbose)
		verbose="true"
		shift
		;;
	*)
		echo "unknown parameter: ${1}"
		exit -1
		;;
	esac
done

# PROCESSING
#
# no change from here on

clr_old_acc_lc="$(echo ${color_old_accented} | tr '[:upper:]' '[:lower:]')"
clr_old_sel_lc="$(echo ${color_old_selected} | tr '[:upper:]' '[:lower:]')"
clr_old_alt_lc="$(echo ${color_old_altered} | tr '[:upper:]' '[:lower:]')"
clr_old_bkg_lc="$(echo ${color_old_background} | tr '[:upper:]' '[:lower:]')"

clr_old_acc_uc="$(echo ${color_old_accented} | tr '[:lower:]' '[:upper:]')"
clr_old_sel_uc="$(echo ${color_old_selected} | tr '[:lower:]' '[:upper:]')"
clr_old_alt_uc="$(echo ${color_old_altered} | tr '[:lower:]' '[:upper:]')"
clr_old_bkg_uc="$(echo ${color_old_background} | tr '[:lower:]' '[:upper:]')"

clr_new_acc_lc="$(echo ${color_new_accented} | tr '[:upper:]' '[:lower:]')"
clr_new_sel_lc="$(echo ${color_new_selected} | tr '[:upper:]' '[:lower:]')"
clr_new_alt_lc="$(echo ${color_new_altered} | tr '[:upper:]' '[:lower:]')"
clr_new_bkg_lc="$(echo ${color_new_background} | tr '[:upper:]' '[:lower:]')"

clr_new_acc_uc="$(echo ${color_new_accented} | tr '[:lower:]' '[:upper:]')"
clr_new_sel_uc="$(echo ${color_new_selected} | tr '[:lower:]' '[:upper:]')"
clr_new_alt_uc="$(echo ${color_new_altered} | tr '[:lower:]' '[:upper:]')"
clr_new_bkg_uc="$(echo ${color_new_background} | tr '[:lower:]' '[:upper:]')"

clr_old_acc_rgb="$(printf "%d, %d, %d" \
	0x${clr_old_acc_uc:1:2} 0x${clr_old_acc_uc:3:2} 0x${clr_old_acc_uc:5:2})"
clr_old_sel_rgb="$(printf "%d, %d, %d" \
	0x${clr_old_sel_uc:1:2} 0x${clr_old_sel_uc:3:2} 0x${clr_old_sel_uc:5:2})"
clr_old_alt_rgb="$(printf "%d, %d, %d" \
	0x${clr_old_alt_uc:1:2} 0x${clr_old_alt_uc:3:2} 0x${clr_old_alt_uc:5:2})"
clr_old_bkg_rgb="$(printf "%d, %d, %d" \
	0x${clr_old_bkg_uc:1:2} 0x${clr_old_bkg_uc:3:2} 0x${clr_old_bkg_uc:5:2})"

clr_new_acc_rgb="$(printf "%d, %d, %d" \
	0x${clr_new_acc_uc:1:2} 0x${clr_new_acc_uc:3:2} 0x${clr_new_acc_uc:5:2})"
clr_new_sel_rgb="$(printf "%d, %d, %d" \
	0x${clr_new_sel_uc:1:2} 0x${clr_new_sel_uc:3:2} 0x${clr_new_sel_uc:5:2})"
clr_new_alt_rgb="$(printf "%d, %d, %d" \
	0x${clr_new_alt_uc:1:2} 0x${clr_new_alt_uc:3:2} 0x${clr_new_alt_uc:5:2})"
clr_new_bkg_rgb="$(printf "%d, %d, %d" \
	0x${clr_new_bkg_uc:1:2} 0x${clr_new_bkg_uc:3:2} 0x${clr_new_bkg_uc:5:2})"

if [ "${debug}" = "true" ]
then
	echo "parameter debug: ${debug}"
	echo "parameter verbose: ${verbose}"
	echo
	echo "parameter gtk theme resource: ${gtk_theme_resource}"
	echo "parameter gnome shell theme resource: ${gnome_shell_theme_resource}"
	echo "parameter find follow symlinks: ${find_follow_symlinks}"
	echo
	echo "clr_old_acc_lc=${clr_old_acc_lc}"
	echo "clr_old_sel_lc=${clr_old_sel_lc}"
	echo "clr_old_alt_lc=${clr_old_alt_lc}"
	echo "clr_old_bkg_lc=${clr_old_bkg_lc}"
	echo
	echo "clr_old_acc_uc=${clr_old_acc_uc}"
	echo "clr_old_sel_uc=${clr_old_sel_uc}"
	echo "clr_old_alt_uc=${clr_old_alt_uc}"
	echo "clr_old_bkg_uc=${clr_old_bkg_uc}"
	echo
	echo "clr_new_acc_lc=${clr_new_acc_lc}"
	echo "clr_new_sel_lc=${clr_new_sel_lc}"
	echo "clr_new_alt_lc=${clr_new_alt_lc}"
	echo "clr_new_bkg_lc=${clr_new_bkg_lc}"
	echo
	echo "clr_new_acc_uc=${clr_new_acc_uc}"
	echo "clr_new_sel_uc=${clr_new_sel_uc}"
	echo "clr_new_alt_uc=${clr_new_alt_uc}"
	echo "clr_new_bkg_uc=${clr_new_bkg_uc}"
	echo
	echo "clr_old_acc_rgb=${clr_old_acc_rgb}"
	echo "clr_old_sel_rgb=${clr_old_sel_rgb}"
	echo "clr_old_alt_rgb=${clr_old_alt_rgb}"
	echo "clr_old_bkg_rgb=${clr_old_bkg_rgb}"
	echo
	echo "clr_new_acc_rgb=${clr_new_acc_rgb}"
	echo "clr_new_sel_rgb=${clr_new_sel_rgb}"
	echo "clr_new_alt_rgb=${clr_new_alt_rgb}"
	echo "clr_new_bkg_rgb=${clr_new_bkg_rgb}"

	exit 0
fi

pushd /usr/share/Kvantum || exit 1
[ "${verbose}" = "true" ] && echo " * replacing colors in ${theme_kvantum}"

sed -i "s:${clr_old_acc_lc}:${clr_new_acc_lc}:g" "${theme_kvantum}"/*.*
sed -i "s:${clr_old_sel_lc}:${clr_new_sel_lc}:g" "${theme_kvantum}"/*.*
popd

pushd /usr/share/themes || exit 1
# extract data from resource blobs
for g in $(find "${theme_gtk}"* -type f -name "${gtk_theme_resource}")
do
	gtk_dir="${g%/*}"

	pushd "${gtk_dir}" || continue
	res_css="$(gresource list ${gtk_theme_resource} | grep css | head -n1)"
	res_prefix="${res_css%/*}"
	res_dir="${res_prefix##*/}"

	if [ "${res_dir}" = "" ]
	then
		echo " * failed with css:${res_css} - prefix:${res_prefix} - dir:<empty>"

		popd
		continue
	fi

	[ "${verbose}" = "true" ] && echo " * resource path: ${gtk_dir}"

	mkdir -vp "${res_dir}"/assets

	for r in $(gresource list ${gtk_theme_resource})
	do
		[ "${verbose}" = "true" ] && echo "extract: ${r}"

		gresource extract ${gtk_theme_resource} ${r} \
			> "${res_dir}"/"${r##*${res_dir}/}"
	done
	popd
done

for g in $(find "${theme_gtk}"* -type f -name "${gnome_shell_theme_resource}")
do
	gtk_dir="${g%/*}"

	pushd "${gtk_dir}" || continue
	res_prefix="/org/gnome/shell/theme/"

	[ "${verbose}" = "true" ] && echo " * resource path: ${gtk_dir}"

	mkdir -vp assets icons

	for r in $(gresource list ${gnome_shell_theme_resource})
	do
		[ "${verbose}" = "true" ] && echo "extract: ${r}"

		gresource extract ${gnome_shell_theme_resource} ${r} \
			> "${r/"${res_prefix}"}"
	done
	popd
done

# recolor css/svg/xml/rc
[ "${verbose}" = "true" ] && echo " * replacing colors in ${theme_gtk}*"

for f in css svg rc xml
do
	find ${find_follow_symlinks} "${theme_gtk}"* -type f \
		-name '*.'${f} -exec sed \
		-e "s:${clr_old_acc_uc}:${clr_new_acc_uc}:g" \
		-e "s:${clr_old_sel_uc}:${clr_new_sel_uc}:g" \
		-e "s:${clr_old_alt_uc}:${clr_new_alt_uc}:g" \
		-e "s:${clr_old_bkg_uc}:${clr_new_bkg_uc}:g" \
		-e "s:(${clr_old_acc_rgb}:(${clr_new_acc_rgb}:g" \
		-e "s:(${clr_old_sel_rgb}:(${clr_new_sel_rgb}:g" \
		-e "s:(${clr_old_alt_rgb}:(${clr_new_alt_rgb}:g" \
		-e "s:(${clr_old_bkg_rgb}:(${clr_new_bkg_rgb}:g" \
		-i {} +
done

# recolor png
for f in $(find ${find_follow_symlinks} "${theme_gtk}"* -type f -name '*.png')
do
	file="${f/\.png}"
	f_mask="${file}-mask.png"
	f_out="${file}-out.png"

	[ "${verbose}" = "true" ] && echo "recoloring: ${f}"

	convert "${f}" -colorspace HSL -channel Hue,Saturation -separate +channel \
		-background none -fuzz 10% -transparent "${recolor_old_hsl}" \
		-composite -negate "${f_mask}"
	convert "${f}" -mask "${f_mask}" -modulate ${recolor_mod_lsh} \
		+mask "${f_out}"

	mv "${f_out}" "${f}"
	rm -f "${f_mask}"
done

# rebuild data into resource blobs
for g in $(find "${theme_gtk}"* -type f -name "${gtk_theme_resource}")
do
	gtk_dir="${g%/*}"

	pushd "${gtk_dir}" || continue
	res_css="$(gresource list ${gtk_theme_resource} | grep css | head -n1)"
	res_prefix="${res_css%/*}"
	res_dir="${res_prefix##*/}"

	if [ ! -d "${res_dir}" ]
	then
		echo " * failed with css:${res_css} - prefix:${res_prefix} - dir:${res_dir}"

		popd
		continue
	fi

	[ "${verbose}" = "true" ] && echo " * resource path: ${gtk_dir}"

	pushd "${res_dir}"
	echo "<?xml version="1.0" encoding="UTF-8"?>" > ${gtk_theme_resource}.xml
	echo "<gresources>" >> ${gtk_theme_resource}.xml
	echo "  <gresource prefix=\"${res_prefix}\">" >> ${gtk_theme_resource}.xml
	for f in $(find * -type f | sort -u | grep -v \.xml)
	do
		echo "    <file>${f}</file>" >> ${gtk_theme_resource}.xml
	done
	echo "  </gresource>" >> ${gtk_theme_resource}.xml
	echo "</gresources>" >> ${gtk_theme_resource}.xml
	popd

	[ "${verbose}" = "true" ] && echo "compile: ${res_dir}/${gtk_theme_resource}"

	glib-compile-resources --target="${res_dir}"/${gtk_theme_resource} \
		--sourcedir="${res_dir}" "${res_dir}"/${gtk_theme_resource}.xml

	if [ ${?} -eq 0 ]
	then
		mv -v "${res_dir}"/${gtk_theme_resource} ${gtk_theme_resource}
	else
		echo " * resource not regenerated in ${gtk_dir}"
	fi

	rm -rf "${res_dir}"
	popd
done

for g in $(find "${theme_gtk}"* -type f -name "${gnome_shell_theme_resource}")
do
	gtk_dir="${g%/*}"

	pushd "${gtk_dir}" || continue
	res_prefix="/org/gnome/shell/theme/"

	[ "${verbose}" = "true" ] && echo " * resource path: ${gtk_dir}"

	echo "<?xml version="1.0" encoding="UTF-8"?>" > ${gnome_shell_theme_resource}.xml
	echo "<gresources>" >> ${gnome_shell_theme_resource}.xml
	echo "  <gresource prefix=\"${res_prefix}\">" >> ${gnome_shell_theme_resource}.xml
	for r in $(gresource list ${gnome_shell_theme_resource})
	do
		echo "    <file>${r/"${res_prefix}"}</file>" >> ${gnome_shell_theme_resource}.xml
	done
	echo "  </gresource>" >> ${gnome_shell_theme_resource}.xml
	echo "</gresources>" >> ${gnome_shell_theme_resource}.xml

	[ "${verbose}" = "true" ] && echo "compile: new_${gnome_shell_theme_resource}"

	glib-compile-resources --target="new_${gnome_shell_theme_resource}" \
		--sourcedir=. ${gnome_shell_theme_resource}.xml

	if [ ${?} -eq 0 ]
	then
		mv -v "new_${gnome_shell_theme_resource}" ${gnome_shell_theme_resource}
	else
		echo " * resource not regenerated in ${gtk_dir}"
	fi

	rm -f ${gnome_shell_theme_resource}.xml
	popd
done
popd

unset theme_kvantum theme_gtk \
	color_old_accented color_old_selected color_old_altered \
	color_old_background color_new_accented color_new_selected \
	color_new_altered color_new_background \
	clr_old_acc_lc clr_old_sel_lc clr_old_alt_lc clr_old_bkg_lc \
	clr_old_acc_uc clr_old_sel_uc clr_old_alt_uc clr_old_bkg_uc \
	clr_old_acc_rgb clr_old_sel_rgb clr_old_alt_rgb clr_old_bkg_rgb \
	clr_new_acc_lc clr_new_sel_lc clr_new_alt_lc clr_new_bkg_lc \
	clr_new_acc_uc clr_new_sel_uc clr_new_alt_uc clr_new_bkg_uc \
	clr_new_acc_rgb clr_new_sel_rgb clr_new_alt_rgb clr_new_bkg_rgb \
	recolor_old_hsl recolor_mod_lsh f file f_mask f_out \
	res_css res_prefix res_dir g gtk_dir \
	debug find_follow_symlinks gtk_theme_resource \
	gnome_shell_theme_resource verbose

exit 0