#!/bin/bash

# Slackware build script for python3-pdfCropMargins

# Originally written by Alexander Verbovetsky.
# Modified and now maintained by B. Watson (urchlay@slackware.uk).
# Licensed under the WTFPL. See http://www.wtfpl.net/txt/copying/ for details.

# 20251111 bkw:
# - take over maintenance.
# - relicense as WTFPL with permissions from Alexander.
# - update for v2.2.1.
# - remove python3-PySimpleGUI dep (source has it 'vendored').
# - add LICENSE to doc dir.

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

PRGNAM=python3-pdfCropMargins
VERSION=${VERSION:-2.2.1}
SRCDIR=pdfCropMargins-release_$VERSION
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 [ ! -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}

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $SRCDIR
tar xvf $CWD/$SRCDIR.tar.gz
cd $SRCDIR
chown -R root:root .
find . ! -type l    -a \
  \(     -perm /111 -a ! -perm 755 -a -exec chmod -f 755 {} + \) -o \
  \(   ! -perm /111 -a ! -perm 644 -a -exec chmod -f 644 {} + \)

PYVER=$(python3 -c 'import sys; print("%d.%d" % sys.version_info[:2])')
export PYTHONPATH=/opt/python$PYVER/site-packages

python3 -m build --wheel --no-isolation
python3 -m installer --destdir "$PKG" dist/*.whl

rm -f $PKG/usr/bin/pdf-crop-margins
ln -s pdfcropmargins $PKG/usr/bin/pdf-crop-margins

# 20251111 bkw: use the newer pillow in /opt
sed -i \
  "/^import sys\$/asys.path.insert(0,'/opt/python3.9/site-packages')" \
  $PKG/usr/bin/pdfcropmargins

PKGDOC=$PKG/usr/doc/$PRGNAM-$VERSION
mkdir -p $PKGDOC
cp -a LICENSE* *.rst $PKGDOC
cat $CWD/$PRGNAM.SlackBuild > $PKGDOC/$PRGNAM.SlackBuild

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

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