#!/bin/bash

# Slackware build script for spman
#
# spman - Slackware package manager
# Home page: https://github.com/MyRequiem/spman
#
# Copyright (c) 2018 Vladimir MyRequiem Astrakhan, Russia
# <mrvladislavovich@gmail.com>
# 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.


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

PRGNAM=spman
VERSION=${VERSION:-2.2.3}
BUILD=${BUILD:-1}
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 the variable PRINT_PACKAGE_NAME is set, then this script will report what
# the name of the created package would be, and then exit. This information
# could be useful to other scripts.
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 [ "$ARCH" = "i586" ]; then
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  LIBDIRSUFFIX="64"
else
  LIBDIRSUFFIX=""
fi

set -e

if ! which python3 &>/dev/null; then
    echo "Error: python3 not found"
    exit 1
fi

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.gz
cd $PRGNAM-$VERSION
chown -R root:root .
find -L . \
 \( -perm 777 -o -perm 775 -o -perm 750 -o -perm 711 -o -perm 555 \
  -o -perm 511 \) -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 640 -o -perm 600 -o -perm 444 \
  -o -perm 440 -o -perm 400 \) -exec chmod 644 {} \;

mkdir -p $PKG/usr/sbin
install --mode=755 src/$PRGNAM $PKG/usr/sbin

# etc/spman
cp -R etc $PKG
(
    cd $PKG/etc/$PRGNAM || exit 1
    CONFIGS=$(ls)
    for CONFIG in $CONFIGS; do
        chmod 644 $CONFIG
        mv $CONFIG $CONFIG.new
    done
)

mkdir -p $PKG/usr/share/bash-completion/completions
mv $PKG/etc/bash_completion.d/$PRGNAM-bash-complition.sh \
   $PKG/usr/share/bash-completion/completions/$PRGNAM
rm -rf $PKG/etc/bash_completion.d

# python libs
PY3VER="$(python3 -c 'import sys; ver = sys.version_info; \
    print("{0}.{1}".format(ver.major, ver.minor))')"
LIBS=$PKG/usr/lib$LIBDIRSUFFIX/python$PY3VER/site-packages/$PRGNAM
mkdir -p "${LIBS}"
install --mode=644 src/*.py $LIBS

# copy man pages
mkdir -p $PKG/usr/man/man8
cp man/$PRGNAM.8 $PKG/usr/man/man8
# compress man pages
find $PKG/usr/man -type f -exec gzip -9 {} \;

# copy program documentation into the package
DOCS=$PKG/usr/doc/$PRGNAM-$VERSION
mkdir -p $DOCS
cat $CWD/$PRGNAM.SlackBuild > $DOCS/$PRGNAM.SlackBuild
cat $CWD/README > $DOCS/README
cp -a AUTHORS ChangeLog.txt INSTALL LICENSE README.md requirements.txt $DOCS

# copy the slack-desc and custom doinst.sh into ./install
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/doinst.sh > $PKG/install/doinst.sh

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