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-rw-r--r--scripts/libmakepkg/tidy/optipng.sh.in44
1 files changed, 44 insertions, 0 deletions
diff --git a/scripts/libmakepkg/tidy/optipng.sh.in b/scripts/libmakepkg/tidy/optipng.sh.in
new file mode 100644
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--- /dev/null
+++ b/scripts/libmakepkg/tidy/optipng.sh.in
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+#!/bin/bash
+#
+# optipng.sh - Compress PNG files using optpng
+#
+# Copyright (c) 2015 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 "$LIBMAKEPKG_TIDY_OPTIPNG_SH" ] && return
+LIBMAKEPKG_TIDY_OPTIPNG_SH=1
+
+LIBRARY=${LIBRARY:-'@libmakepkgdir@'}
+
+source "$LIBRARY/util/message.sh"
+source "$LIBRARY/util/option.sh"
+
+
+packaging_options+=('optipng')
+tidy_modify+=('tidy_optipng')
+
+tidy_optipng() {
+ if check_option "optipng" "y"; then
+ msg2 "$(gettext "Optimizing PNG images...")"
+ local png
+ find . -type f -iname "*.png" 2>/dev/null | while read -r png ; do
+ if [[ $(file --brief --mime-type "$png") = 'image/png' ]]; then
+ optipng "${OPTIPNGFLAGS[@]}" "$png" &>/dev/null ||
+ warning "$(gettext "Could not optimize PNG image : %s")" "${png/$pkgdir\//}"
+ fi
+ done
+ fi
+}