#!/bin/sh
# Heavily based on the Slackware 13.0 SlackBuild   
#
# Slackware build script for Ntop (http://www.ntop.org/)
#
# Copyright 2008 Corrado Franco (http://conraid.net)
# 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.
#
# Thanks to Michiel van Wessen from Slackbuild.org for some ideas

# Exit on most errors
set -e 

# Set variables:
PRGNAME=ntop
VERSION=${VERSION:-3.3.10}
ARCH=${ARCH:-i686}
BUILD=${BUILD:-2}
TAG=${TAG:-cf}
JOBS=${JOBS:-1}
SOURCE="http://heanet.dl.sourceforge.net/sourceforge/ntop/$PRGNAME-$VERSION.tar.gz"
CWD=$(pwd)
TMP=${TMP:-/tmp/pkg}
PKG=$TMP/package-$PRGNAME

DOCS="$PKG/usr/doc/$PRGNAME-$VERSION"
DOCFILES="AUTHORS CONTENTS COPYING ChangeLog MANIFESTO NEWS README THANKS SUPPORT_NTOP.txt"

# Set compiling FLAGS
case "$ARCH" in
    i486)
        SLKCFLAGS="-O2 -march=i486 -mtune=i686"; CHOST="i486"
        SLKLDFLAGS=""; LIBDIRSUFFIX=""
        ;;
    i686)
        SLKCFLAGS="-O2 -march=i686 -pipe -fomit-frame-pointer"; CHOST="i486"
        SLKLDFLAGS=""; LIBDIRSUFFIX=""
        ;;
    x86_64)
        SLKCFLAGS="-O2 -fPIC -pipe -fomit-frame-pointer"; CHOST="x86_64"
        SLKLDFLAGS="-L/usr/lib64"; LIBDIRSUFFIX="64"
        ;;
esac

# Download source, if not exist
if ! [ -e $(basename $SOURCE) ]; then
    wget $SOURCE
fi

# Extract source and prepare:
rm -rf $PKG
mkdir -p $TMP $PKG 
cd $TMP
rm -rf $PRGNAME-$VERSION

tar xvzf $CWD/$PRGNAME-$VERSION.tar.gz
cd $PRGNAME-$VERSION

# Apply patch for use system GeoIP
zcat $CWD/geoip.patch | patch -p0 --verbose --backup --suffix=".orig"

if test -f "$CWD/GeoLiteCity.dat"; then
    cp $CWD/GeoLiteCity.dat .
fi
if test -f "$CWD/GeoIPASNum.dat"; then
    cp $CWD/GeoIPASNum.dat .
fi

# Make sure ownerships and permissions are sane:
chown -R root:root .
find . \
 \( -perm 777 -o -perm 775 -o -perm 711 -o -perm 555 -o -perm 511 \) \
 -exec chmod 755 {} \; -o \
 \( -perm 666 -o -perm 664 -o -perm 600 -o -perm 444 -o -perm 440 -o -perm 400 \) \
 -exec chmod 644 {} \;

# Configure:
CFLAGS="$SLKCFLAGS" \
CXXFLAGS="$SLKCFLAGS" \
LDFLAGS="$SLKLDFLAGS" \
./autogen.sh \
  --prefix=/usr \
  --libdir=/usr/lib${LIBDIRSUFFIX} \
  --sysconfdir=/etc \
  --localstatedir=/var/lib \
  --mandir=/usr/man \
  --enable-sslv3 \
  --enable-sslwatchdog \
  --enable-snmp \
  --enable-plugins \
  --program-prefix= \
  --program-suffix= \
  --enable-mysql \
  --enable-i18n \
  --with-tcpwrap \
  --build=$CHOST-slackware-linux

# Build and install:
make -j $JOBS
make install-strip DESTDIR=$PKG

# Compress and link manpages, if any:
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

# Add a documentation directory:
mkdir -p ${DOCS}
for i in ${DOCFILES}; do
    if [ -e ${i} ]; then
        if ! [ -L ${i} ]; then
	    cp -a ${i} ${DOCS}
	else
	    cp -LRp ${i} ${DOCS}
        fi
    fi;
done

# Add a slackbuild script:
cat $CWD/$PRGNAME.SlackBuild > $PKG/usr/doc/$PRGNAME-$VERSION/$PRGNAME.SlackBuild

# Add slack-desc and doinst.sh, if any
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/slack-desc > $DOCS/slack-desc
if [ -f $CWD/doinst.sh.gz ]; then
    zcat $CWD/doinst.sh.gz > $PKG/install/doinst.sh
fi

# Preserve configuration, if any
for file in $PKG/etc/ntop/*; do
    mv $file $file.new
done

# Install script boot, if any
if [ -e $CWD/rc.${PRGNAME}.gz ]; then
    mkdir -p $PKG/etc/rc.d
    zcat $CWD/rc.${PRGNAME}.gz > $PKG/etc/rc.d/rc.${PRGNAME}.new
fi

# Install logrotate file
if [ -e $CWD/${PRGNAME}.logrotate.gz ]; then
    mkdir -p $PKG/etc/logrotate.d 
    zcat $CWD/${PRGNAME}.logrotate.gz > $PKG/etc/logrotate.d/${PRGNAME}.new
fi

# Create package:
requiredbuilder -v -y -s $CWD $PKG
cd $PKG
/sbin/makepkg -l y -c n $CWD/$PRGNAME-$VERSION-$ARCH-${BUILD}${TAG}.txz

# Clean file, if option is set: 
if [ "$1" = "--cleanup" ]; then
  rm -rf $TMP/$PRGNAME-$VERSION
  rm -rf $PKG
fi