#!/bin/sh

# Slackware build script for cacti:
# a network graphing solution using rrdtool

# Written by Niels Horn <niels.horn@gmail.com>
# revision date 2010/07/16

PRGNAM=cacti
VERSION=${VERSION:-0.8.7g}
ARCH=noarch
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}

# Remove patch-level from $PRGNAM if it exists
SRCVERSION=$(echo "${VERSION}_" | cut -f1 -d_)

DOCROOT=${DOCROOT:-/var/www/htdocs}
PHPUSER=${PHPUSER:-root}
PHPGROUP=${PHPGROUP:-apache}

# To create valid symlinks, we need a relative path from DOCROOT
RELPATH=""
for i in $(echo $DOCROOT | tr "/" " "); do
  RELPATH="${RELPATH}../"
done

# Current PATCHES (empty if none for now)
PATCHES=""

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

set -e

rm -rf $TMP/$PRGNAM-$SRCVERSION $PKG
mkdir -p $TMP $PKG $OUTPUT
cd $TMP
tar xvf $CWD/$PRGNAM-$SRCVERSION.tar.gz
cd $PRGNAM-$SRCVERSION
chown -R root:root .
chmod -R u+w,go+r-w,a-s .

# Apply patches from upstream
for patch in $PATCHES; do
  patch -p1 < $CWD/$patch
done

# "Install" to $DOCROOT/cacti
mkdir -p $PKG/$DOCROOT/$PRGNAM
cp -a \
  *.php *.pl \
  include resource lib rra images cli scripts log install \
    $PKG/$DOCROOT/$PRGNAM/
chown -R $PHPUSER:$PHPGROUP $PKG/$DOCROOT/$PRGNAM

# Move configuration & create symbolic link
mkdir -p $PKG/etc/$PRGNAM
cd $PKG/$DOCROOT/$PRGNAM/include/
  mv config.php $PKG/etc/$PRGNAM/config.php
  ln -sf ../../$RELPATH/etc/$PRGNAM/config.php config.php
cd -

# Rename config file and set permissions to hide passwords
mv $PKG/etc/$PRGNAM/config.php $PKG/etc/$PRGNAM/config.php.new
chmod 600 $PKG/etc/$PRGNAM/config.php.new

# Rename initial log file to avoid overwriting it during upgrades
mv $PKG/$DOCROOT/$PRGNAM/log/$PRGNAM.log $PKG/$DOCROOT/$PRGNAM/log/$PRGNAM.log.new

# Copy docs & create symbolic link
mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a \
  LICENSE docs/* \
    $PKG/usr/doc/$PRGNAM-$VERSION
cat $CWD/$PRGNAM.SlackBuild > $PKG/usr/doc/$PRGNAM-$VERSION/$PRGNAM.SlackBuild
mkdir -p $PKG/$DOCROOT/$PRGNAM/docs
cd $PKG/$DOCROOT/$PRGNAM/docs
  ln -sf ../../$RELPATH/usr/doc/$PRGNAM-$VERSION/html html
cd -

# Copy post-installation scripts to /usr/share/cacti
mkdir -p $PKG/usr/share/$PRGNAM
cp cacti.sql $PKG/usr/share/$PRGNAM

mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/doinst.sh > $PKG/install/doinst.sh
# include logfile rename to doinst.sh
echo "config .$DOCROOT/$PRGNAM/log/$PRGNAM.log.new" >> $PKG/install/doinst.sh

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