#!/bin/sh

# Slackware build script for FreeSWITCH

# Copyright 2013, 2015  Mario Preksavec, Zagreb, HR
# 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.

PRGNAM=freeswitch
VERSION=${VERSION:-1.2.15}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) ARCH=i486 ;;
    arm*) ARCH=arm ;;
       *) ARCH=$( uname -m ) ;;
  esac
fi

CWD=$(pwd)
TMP=${TMP:-/tmp/SBo}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

# Allow building with Python support
PYTHON=${PYTHON:-yes}
case "$PYTHON" in
  yes) PYTHON="yes" ;;
    *) PYTHON="no" ;;
esac

# Allow building with PostgreSQL support
PGSQL=${PGSQL:-no}
case "$PGSQL" in
  yes) PGSQL="--with-pgsql --enable-core-pgsql-support" ;;
    *) PGSQL="--without-pgsql --disable-core-pgsql-support" ;;
esac

# Bail if user or group isn't valid on your system
if ! grep ^freeswitch: /etc/passwd 2>&1 > /dev/null; then

cat << EOF

  You must have a freeswitch user to run this script

  # groupadd -g 269 freeswitch
  # useradd -u 269 -d /opt/freeswitch -s /bin/bash -g freeswitch freeswitch

EOF

  exit
elif ! grep ^freeswitch: /etc/group 2>&1 > /dev/null; then

cat << EOF

  You must have a freeswitch group to run this script

  # groupadd -g 269 freeswitch

EOF

  exit
fi

set -e

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
rm -rf $PRGNAM-$VERSION
tar xvf $CWD/$PRGNAM-$VERSION.tar.bz2
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 {} \;

# Prepare some things
./rebootstrap.sh

# Disable Cluecon registration annoyance
touch noreg

# Enable Python module if needed
if [ "$PYTHON" == "yes" ]; then
  sed -i 's:#\(languages/mod_python\):\1:' modules.conf
fi

CFLAGS="$SLKCFLAGS -Wno-error" \
CXXFLAGS="$SLKCFLAGS -Wno-error" \
./configure \
  --prefix=/opt/freeswitch \
  --exec-prefix=/opt/freeswitch \
  --libdir=/opt/freeswitch/lib${LIBDIRSUFFIX} \
  --localstatedir=/var \
  $PGSQL \
  --build=$ARCH-slackware-linux

make -j1
make install DESTDIR=$PKG
make samples DESTDIR=$PKG

find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true

# Installing additional sounds can be done with:
#  make cd-sounds-install DESTDIR=$PKG; make cd-moh-install DESTDIR=$PKG
# Since we preffer pre-downloaded tarballs, versions can be checked with:
#  cat build/{sounds_version.txt,moh_version.txt}
mkdir -p $PKG/opt/freeswitch/sounds
for i in $CWD/freeswitch-sounds-*; do
  echo "Installing sounds from: ${i##*\/}"
  tar -C $PKG/opt/freeswitch/sounds -xf $i
done

# Don't clobber configuration
find $PKG/opt/freeswitch/conf -type f -exec mv {} {}.new \;

# Copy init script
install -D -m0755 -oroot -groot $CWD/rc.freeswitch $PKG/etc/rc.d/rc.freeswitch.new

# Logrotate script
mkdir -p $PKG/etc/logrotate.d
install -m 0644 $CWD/logrotate.freeswitch $PKG/etc/logrotate.d/freeswitch.new

# Put docs into opt aswell, symlink later
mkdir -p $PKG/opt/freeswitch/doc/$PRGNAM-$VERSION
cp -a \
  AUTHORS COPYING ChangeLog INSTALL \
  $PKG/opt/freeswitch/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/opt/freeswitch/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild

# Change ownership for some dirs
chown -R freeswitch:freeswitch $PKG/var/log/freeswitch $PKG/var/run/freeswitch \
  $PKG/opt/freeswitch

# Symlink some stuff back to the system
mkdir -p $PKG/usr/{bin,doc}
( cd $PKG/usr/doc ; ln -s /opt/freeswitch/doc/$PRGNAM-$VERSION )
( cd $PKG/usr/bin ; ln -s /opt/freeswitch/bin/fs_cli )

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:-tgz}