#!/bin/bash

# Slackware build script for QComicBook:
# a program to visualize digitalized comic books

# Original version written by Amiralul (email removed)

# Copyright 2009-2012 Niels Horn, Rio de Janeiro, RJ, Brazil
# Copyright 2023 B. Watson
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ''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 AUTHOR 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.

# 20230418 bkw: BUILD=2
# - new maintainer.
# - move icon to /usr/share/icons (and symlink to pixmaps).
# - make .desktop file validate with no warnings.
# - replace README and slack-desc with something more descriptive.
# - make unrar optional.
# - document unrar and other decompressors in README.

cd $(dirname $0) ; CWD=$(pwd)

PRGNAM=qcomicbook
SRCNAM=QComicBook
VERSION=${VERSION:-0.9.1}
BUILD=${BUILD:-2}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i586 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
  echo "$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE"
  exit 0
fi

TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

if [ "$ARCH" = "i586" ]; then
  SLKCFLAGS="-O2 -march=i586 -mtune=i686"
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
else
  SLKCFLAGS="-O2"
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $SRCNAM-$VERSION
tar xvf $CWD/$SRCNAM-$VERSION.tar.gz
cd $SRCNAM-$VERSION
chown -R root:root .
find -L .  -perm /111 -a \! -perm 755 -a -exec chmod 755 {} \+ -o \
        \! -perm /111 -a \! -perm 644 -a -exec chmod 644 {} \+

# 20230418 bkw: install man pages and icon in right places.
sed -i 's,share/man,man,' help/CMakeLists.txt
sed -i 's,pixmaps,icons/hicolor/48x48/apps,' data/CMakeLists.txt

# Icon info in the desktop file should not have a file extension.
# 20230418 bkw: also, remove deprecated stuff.
sed -i -e 's/\.png$//' \
       -e 's,Application;,,' \
       -e '/^Encoding/d' \
       data/qcomicbook.desktop

# Remove the iCCP chunk from the PNG images to avoid warnings.
for i in data/*.png; do
  mv $i $i.old.png
  convert $i.old.png $i
  rm $i.old.png
done

mkdir build
cd build
  cmake .. \
    -DCMAKE_CXX_FLAGS_RELEASE="$SLKCFLAGS -DNDEBUG" \
    -DCMAKE_INSTALL_PREFIX=/usr \
    -DCMAKE_BUILD_TYPE=Release

  make VERBOSE=1
  make install/strip DESTDIR=$PKG
cd -

gzip $PKG/usr/man/man*/*

mkdir -p $PKG/usr/share/pixmaps
ln -s ../icons/hicolor/48x48/apps/$PRGNAM.png $PKG/usr/share/pixmaps/$PRGNAM.png

# NEWS is a 0-byte placeholder, do not package.
PKGDOC=$PKG/usr/doc/$PRGNAM-$VERSION
mkdir -p $PKGDOC
cp -a AUTHORS COPYING ChangeLog README THANKS TODO $PKGDOC
cat $CWD/$PRGNAM.SlackBuild > $PKGDOC/$PRGNAM.SlackBuild

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/doinst.sh > $PKG/install/doinst.sh

cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE