#!/bin/bash
# Build script for Slackware
# Copyright (C) 2009,2010,2011 Damien Goutte-Gattat
#
# Redistribution and use of this script, with or without modifications,
# 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.
#
# Contact: Damien Goutte-Gattat <dgouttegattat@incenp.org>
#
# Latest openoffice.org sourcecode is available at:
# <http://www.libreoffice.org/>.

# Select architecture
ARCH=${ARCH:-$(uname -m | sed 's/^i.86$/i486/;s/^arm.*/arm/')}
if [ "x$ARCH" == xx86_64 ]; then
    SRCARCH="x86-64"
else
    SRCARCH="x86"
fi

# Source package infos
VERSION=${VERSION:-3.3.2}
ARCHIVE=${ARCHIVE:-LibO_${VERSION}_Linux_${SRCARCH}_install-rpm_en-US.tar.gz}
WGET=${WGET:-http://download.documentfoundation.org/libreoffice/stable/$VERSION/rpm/$ARCH/$ARCHIVE}

# Built package infos
NAMEPKG=${NAMEPKG:-libreoffice}
BUILD=${BUILD:-1GGD}
EXT=${EXT:-txz}

# Directories
TMP=${TMP:-/tmp}
OUT=${OUT:-$TMP/build}
PKG=${PKG:-$OUT/$NAMEPKG}
CWD=$(pwd)

set -e  # Quit if a command returns non-zero

# Sanity checks
if [ $UID -eq 0 ]; then
    echo "You should NOT run this script as ROOT!"
    exit 1
fi
if [ ! -d $TMP ]; then
    echo "$TMP does not exist or is not a directory!"
    exit 1
fi

# Get and verify the source archive
if [ ! -r $ARCHIVE ]; then
    wget -c -O $ARCHIVE.part "$WGET"
    mv $ARCHIVE.part $ARCHIVE
fi
sha1sum -c $ARCHIVE.sha1
NAME=$(tar ft $ARCHIVE | head -n 1 | cut -d / -f 1)

# Extract the archive
cd $TMP
echo "Building $ARCHIVE..."
tar xf $CWD/$ARCHIVE
cd $NAME

# Extract the RPMs
cd RPMS
mv desktop-integration/libreoffice3.3-freedesktop-menus-3.3-202.noarch.rpm .
for FILE in *.rpm ; do rpm2cpio < $FILE | cpio -imdv ; done
mkdir -p $PKG
mv opt usr $PKG
cd $PKG

# Create symlinks in /usr/bin
cd $PKG/usr/bin
for FILE in \
  sbase scalc sdraw simpress smath soffice spadmin swriter unopkg ; do
    rm -f $FILE
    ln -sf /opt/libreoffice/program/$FILE . ;
done
cd -

# Place docs at the expected locations
mkdir -p $PKG/usr/doc/$NAMEPKG-$VERSION
cd $PKG/opt/libreoffice
mv CREDITS.odt *LICENSE* readmes $PKG/usr/doc/$NAMEPKG-$VERSION
find $PKG/usr/doc/$NAMEPKG-$VERSION -type f -exec chmod 644 {} \;
cd -

# Copy slack-desc and doinst.sh file
mkdir -p $PKG/install
install -m 644 $CWD/slack-desc $PKG/install/slack-desc
install -m 755 $CWD/doinst.sh $PKG/install/doinst.sh

# Package the tree
cd $PKG
mkdir -p $OUT
PACKAGING="
chown root:root . -R
find . -type d -exec chmod 755 {} \;
chmod -R u+rw,go+r-w,a-s .
/sbin/makepkg -l y -c n $OUT/$NAMEPKG-$VERSION-$ARCH-$BUILD.$EXT
rm -rf $PKG
rm -rf $TMP/$NAME
"
if type -p fakeroot ; then
    echo "$PACKAGING" | fakeroot
else
    su -c "$PACKAGING"
fi