#!/bin/sh
# $Id$
# Copyright 2004, 2007, 2010  Eric Hameleers, Eindhoven, NL
# All rights reserved.
#
#   Permission to use, copy, modify, and distribute this software for
#   any purpose with or without fee is hereby granted, provided that
#   the above copyright notice and this permission notice appear in all
#   copies.
#
#   THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 AUTHORS AND COPYRIGHT HOLDERS AND THEIR
#   CONTRIBUTORS 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.
# -----------------------------------------------------------------------------
#
# Slackware SlackBuild script 
# ===========================
# By:         Eric Hameleers <alien@slackware.com>
# For:        sendxmpp
# Descr:      send xmpp -jabber- messages from the command line
# URL:        http://sendxmpp.platon.sk/
# Needs:      perl-authen-sasl , perl-net-xmpp
# Changelog:  
# 0.0.6-1:    07/Dec/2004 by Eric Hameleers <alien@slackware.com>
#             * Initial build.
# 0.0.8-1:    27/Mar/2007 by Eric Hameleers <alien@slackware.com>
#             * Update.
# 20101125-1: 26/Nov/2010 by Eric Hameleers <alien@slackware.com>
#             * Initial build.
# 
# Run 'sh sendxmpp.SlackBuild' to build a Slackware package.
# The package (.tgz) and .txt file as well as build logs are created in /tmp .
# Install it using 'installpkg'. 
#
# -----------------------------------------------------------------------------

# Set initial variables:

PRGNAM=sendxmpp
VERSION=${VERSION:-20101126}
[ "$VERSION" = "HEAD"  ] && SRCVER=$(date +%Y%m%d) || SRCVER=$VERSION
BUILD=${BUILD:-1}
ARCH=noarch
TAG=${TAG:-alien}

DOCS="Changes MANIFEST README"

# Where do we look for sources?
SRCDIR=$(cd $(dirname $0); pwd)

# Place to build (TMP) package (PKG) and output (OUTPUT) the program:
TMP=${TMP:-/tmp/build}
PKG=$TMP/package-$PRGNAM
OUTPUT=${OUTPUT:-/tmp}

SOURCE="$SRCDIR/${PRGNAM}-${SRCVER}.tar.gz"
#SRCURL="http://sendxmpp.platon.sk/${PRGNAM}-${SRCVER}.tar.gz"
SRCURL=""

# Use the src_checkout() function if no downloadable tarball exists.
# This function checks out sources from SVN/CVS and creates a tarball of them.
src_checkout() {
  # Param #1 : index in the SOURCE[] array.
  # Param #2 : full path to where SOURCE[$1] tarball should be created.
  # Determine the tarball extension:
  PEXT=$(echo "${2}" | sed -r -e 's/.*[^.].(tar.xz|tar.gz|tar.bz2|tgz).*/\1/')
  case "$PEXT" in
    "tar.xz") TARCOMP="J" ;;
    "tar.gz") TARCOMP="z" ;;
    "tgz") TARCOMP="z" ;;
    "tar.bz2") TARCOMP="j" ;;
    *) echo "Archive can only have extension 'tar.xz', '.tar.gz' '.tar.bz2' or '.tgz'" ; exit 1 ;;
  esac
  case ${1} in
  0) # CVS checkout:
     if [ "${VERSION}" == "HEAD" ]; then
       mkdir $TMP/${PRGNAM}_temp_$$ \
         && cd $TMP/${PRGNAM}_temp_$$ \
         && cvs -d :pserver:anonymous@cvs.platon.sk:/home/cvs checkout sendxmpp \
         && mv sendxmpp $PRGNAM-${SRCVER} \
         && find $PRGNAM-${SRCVER} -type d -name '.cvs' -depth | xargs rm -rf \
         && chown -R root:root $PRGNAM-${SRCVER} \
         && tar -${TARCOMP}cf ${2} $PRGNAM-${SRCVER} \
         && cd ..
       rm -rf $TMP/${PRGNAM}_temp_$$
     fi
     ;;
  *) # Do nothing
     ;;
  esac
}

##
## --- with a little luck, you won't have to edit below this point --- ##
##

# Exit the script on errors:
set -e
trap 'echo "$0 FAILED at line ${LINENO}" | tee $OUTPUT/error-${PRGNAM}.log' ERR
# Catch unitialized variables:
set -u
P1=${1:-1}

# Save old umask and set to 0022:
_UMASK_=$(umask)
umask 0022

# Create working directories:
mkdir -p $OUTPUT          # place for the package to be saved
mkdir -p $TMP/tmp-$PRGNAM # location to build the source
mkdir -p $PKG             # place for the package to be built
rm -rf $PKG/*             # always erase old package's contents
rm -rf $TMP/tmp-$PRGNAM/* # remove the remnants of previous build
rm -rf $OUTPUT/{configure,make,install,error,makepkg}-$PRGNAM.log
                          # remove old log files

# Source file availability:
if ! [ -f ${SOURCE} ]; then
  echo "Source '$(basename ${SOURCE})' not available yet..."
  # Check if the $SRCDIR is writable at all - if not, download to $OUTPUT
  [ -w "$SRCDIR" ] || SOURCE="$OUTPUT/$(basename ${SOURCE})"
  if ! [ "x${SRCURL}" == "x" ]; then
    echo "Will download file to $(dirname $SOURCE)"
    wget -nv -T 20 -O "${SOURCE}" "${SRCURL}" || true
    if [ $? -ne 0 -o ! -s "${SOURCE}" ]; then
      echo "Fail to download '$(basename ${SOURCE})'. Aborting the build."
      mv -f "${SOURCE}" "${SOURCE}".FAIL
      exit 1
    fi
  else
    # Try if we have a SVN/CVS download routine for ${SOURCE}
    echo "Will checkout sources to $(dirname $SOURCE)"
    src_checkout 0 "${SOURCE}" 2>&1 > $OUTPUT/checkout-$(basename ${SOURCE}).log
  fi
  if [ ! -f "${SOURCE}" -o ! -s "${SOURCE}" ]; then
    echo "File '$(basename ${SOURCE})' not available. Aborting the build."
    exit 1
  fi
fi

if [ "$P1" == "--download" ]; then
  echo "Download complete."
  exit 0
fi

# --- PACKAGE BUILDING ---

echo "++"
echo "|| $PRGNAM-$SRCVER"
echo "++"

cd $TMP/tmp-$PRGNAM
echo "Extracting the source archive(s) for $PRGNAM..."
tar -xvf ${SOURCE}
cd ${PRGNAM}-${SRCVER}
chown -R root:root .
chmod -R u+w,go+r-w,a+X-s .

echo Building ...
perl Makefile.PL INSTALLDIRS=vendor INSTALLVENDORMAN1DIR=/usr/man/man1 \
  2>&1 | tee $OUTPUT/make-${PRGNAM}.log
echo "" >> $OUTPUT/make-${PRGNAM}.log
make 2>&1 | tee -a $OUTPUT/make-${PRGNAM}.log

make DESTDIR=$PKG install 2>&1 | tee $OUTPUT/install-${PRGNAM}.log

# Add documentation:
mkdir -p $PKG/usr/doc/$PRGNAM-$SRCVER
cp -a $DOCS $PKG/usr/doc/$PRGNAM-$SRCVER || true
cat $SRCDIR/$(basename $0) > $PKG/usr/doc/$PRGNAM-$SRCVER/$PRGNAM.SlackBuild
chown -R root:root $PKG/usr/doc/$PRGNAM-$SRCVER
find $PKG/usr/doc -type f -exec chmod 644 {} \;

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

# Remove Perl special files and empty directories:
cd $PKG
find . -name perllocal.pod -o -name ".packlist" -o -name "*.bs" | xargs rm -f
find . -type d -depth -exec rmdir {} \; 2>/dev/null || true
cd -

# Strip binaries (if any):
find $PKG | xargs file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true

# Add a package description:
mkdir -p $PKG/install
cat $SRCDIR/slack-desc > $PKG/install/slack-desc
cat $SRCDIR/slack-required > $PKG/install/slack-required

# Build the package:
cd $PKG
makepkg --linkadd y --chown n $OUTPUT/${PRGNAM}-${SRCVER}-${ARCH}-${BUILD}${TAG}.${PKGTYPE:-tgz} 2>&1 | tee $OUTPUT/makepkg-${PRGNAM}.log
cd $OUTPUT
md5sum ${PRGNAM}-${SRCVER}-${ARCH}-${BUILD}${TAG}.${PKGTYPE:-tgz} > ${PRGNAM}-${SRCVER}-${ARCH}-${BUILD}${TAG}.${PKGTYPE:-tgz}.md5
cd -
cat $PKG/install/slack-desc | grep "^${PRGNAM}" > $OUTPUT/${PRGNAM}-${SRCVER}-${ARCH}-${BUILD}${TAG}.txt
cat $PKG/install/slack-required > $OUTPUT/${PRGNAM}-${SRCVER}-${ARCH}-${BUILD}${TAG}.dep

# Restore the original umask:
umask ${_UMASK_}