#!/bin/sh
# Heavily based on the Slackware 13.37 SlackBuild
# http://home.gna.org/colorscheme/
# Packager Kristos (community slacky.eu)
# Thanks to Larry Hajali <larryhaja[at]gmail[dot]com>
# All rights reserved.
#
# http://www.slacky.eu
#
# 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.
# 22/05/2008
#
# Required: libnet
# 
# Exit on most errors
set -e


# Set variables:
CWD=`pwd`
OUTPUT=${OUTPUT:-$CWD}
PKGNAME=airpwn
TMP=${TMP:-/tmp/txz/$PKGNAME}
PKG=$TMP/package
VERSION=${VERSION:-1.4}
ARCH=${ARCH:-i486}
JOBS=${JOBS:--j2}
BUILD=${BUILD:-4}
TAG=${TAG:-sl}

# Download sorce tarball if still not present
SOURCE="http://downloads.sourceforge.net/project/airpwn/airpwn/$VERSION/$PKGNAME-$VERSION.tgz"

if [ ! -e $CWD/$PKGNAME-$VERSION.tgz ]; then
 wget $SOURCE
fi

# Set compiling FLAGS
if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"; SLKLDFLAGS=""; LIBDIRSUFFIX=""; CHOST="i486"
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"; SLKLDFLAGS=""; LIBDIRSUFFIX=""; CHOST="i686"
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"; SLKLDFLAGS="-L/usr/lib64"; LIBDIRSUFFIX="64"; CHOST="x86_64"
fi

rm -rf $PKG
mkdir -p $TMP $PKG $OUTPUT

# Decompress the source tarball
cd $TMP
tar xvzf $CWD/$PKGNAME-$VERSION.tgz

# Adjust permissions and ownerships
cd $PKGNAME-$VERSION
tar xvf lorcon-current.tgz
chown -R root:root .
chmod -R u+w,go+r-w,a-s .


# Remove some unneeded directories and change a file to Unix.
find . -type d -name "CVS" | xargs rm -rf {} \;
find . -type d -name ".cvs" | xargs rm -rf {} \;
sed -i 's/\r//g' content/ftp_resp

# First we need to install lorcon
cd lorcon
  CFLAGS="$SLKCFLAGS" \
  ./configure \
    --prefix=/usr \
    --libdir=/usr/lib${LIBDIRSUFFIX} \
    --mandir=/usr/man \
    --datadir=/usr/share/$PRGNAM \
    --enable-static=no \
    --build=$CHOST-slackware-linux

  make $JOBS
  make install DESTDIR=$PKG
cd ..

# Fix airpwn files so we can use it with a Python version other than 2.4.
PYTHON_VERSION1=$(python -c 'import sys; print sys.version[:3]')
PYTHON_VERSION2=$(echo $PYTHON_VERSION1 | tr . _)

for FILE in configure.ac conf.h config.h.in; do
  sed -i "s|python2.4|python${PYTHON_VERSION1}|g" $FILE
done
sed -i "s|Python2.4|Python${PYTHON_VERSION1}|g" configure.ac
sed -i "s|PYTHON2_4|PYTHON${PYTHON_VERSION2}|g" config.h.in

autoreconf

CFLAGS="$SLKCFLAGS" \
LDFLAGS="-L${PKG}/usr/lib${LIBDIRSUFFIX}" \
CPPFLAGS="-I${PKG}/usr/include" \
./configure \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --mandir=/usr/man \
  --build=$CHOST-slackware-linux

make $JOBS
make install DESTDIR=$PKG

# Install some scripts to help get wireless devices into monitor mode.
install -m 0755 mac80211_prep.sh $PKG/usr/sbin
install -m 0755 madwifing_prep.sh $PKG/usr/sbin
install -m 0755 madwifiold_prep.sh $PKG/usr/sbin

# Strip binaries and shared objects, if present
( cd $PKG
  find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | xargs -r strip --strip-unneeded 2> /dev/null || true
  find . | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : | xargs -r strip --strip-unneeded 2> /dev/null || true
  find . | xargs file | grep "current ar archive" | cut -f 1 -d : | xargs -r strip --strip-unneeded 2> /dev/null || true
)


#Add documentation files: readme, changelog and so on
mkdir -p $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild
cp -a  COPYING LICENSE lorcon/{BUGS,README,THANKS,TODO} content conf pyscripts \
$PKG/usr/doc/$PKGNAME-$VERSION
chmod 644 $PKG/usr/doc/$PKGNAME-$VERSION/*


# Also add the slack-desk file and this slackbuild to the package
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/slack-desc > $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild/slack-desc
cat $CWD/$PKGNAME.SlackBuild > $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild/$PKGNAME.SlackBuild



# Compress the man pages if present
if [ -d $PKG/usr/man ]; then
    ( cd $PKG/usr/man
      find . -type f -exec gzip -9 {} \;
      for i in $( find . -type l ) ; do ln -s $( readlink $i ).gz $i.gz ; rm $i ; done
    )
fi



# Find and print dependencies into slack-required file
cd $PKG
chown -R root:root $PKG
if [ -x /usr/bin/requiredbuilder ];then
requiredbuilder -y -v -s  $CWD $PKG
fi
# Create txz package
/sbin/makepkg -l y -c n $OUTPUT/$PKGNAME-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-txz}


# Cleanup if enabled
if [ "$1" = "--cleanup" ]; then
 rm -rf $TMP
fi