#!/usr/bin/bash
#
#   svgo.sh - Compress SVG files using optsvg
#
#   Copyright (c) 2015-2016 Pacman Development Team <pacman-dev@archlinux.org>
#
#   This program is free software; you can redistribute it and/or modify
#   it under the terms of the GNU General Public License as published by
#   the Free Software Foundation; either version 2 of the License, or
#   (at your option) any later version.
#
#   This program is distributed in the hope that it will be useful,
#   but WITHOUT ANY WARRANTY; without even the implied warranty of
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#   GNU General Public License for more details.
#
#   You should have received a copy of the GNU General Public License
#   along with this program.  If not, see <http://www.gnu.org/licenses/>.
#

[[ -n "$LIBMAKEPKG_TIDY_SVGO_SH" ]] && return
LIBMAKEPKG_TIDY_SVGO_SH=1

LIBRARY=${LIBRARY:-'@libmakepkgdir@'}

source "$LIBRARY/util/message.sh"
source "$LIBRARY/util/option.sh"


packaging_options+=('svgo')
tidy_modify+=('tidy_svgo')

tidy_svgo() {
	if check_option "svgo" "y"; then
		msg2 "$(gettext "Optimizing SVG images...")"
		local svg
		find . -type f -iname "*.svg" 2>/dev/null | while read -r svg ; do
			if [[ $(file --brief --mime-type "$svg") = 'image/svg' ]]; then
				svgo "${SVGOFLAGS[@]}" "$svg" &>/dev/null ||
					warning "$(gettext "Could not optimize SVG image : %s")" "${svg/$pkgdir\//}"
			fi
		done
	fi
}