#!/bin/sh
# $Id: asciidoc.SlackBuild,v 1.2 2007/01/17 20:42:27 eha Exp eha $
# Copyright (c) 2006,2007 Eric Hameleers <alien@slackware.com>
# -----------------------------------------------------------------------------
#
# Slackware SlackBuild script 
# ===========================
# By:        Eric Hameleers <alien@slackware.com>
# For:       asciidoc
# Descr:     Text based document generation
# URL:       http://www.methods.co.nz/asciidoc/
# Needs:     
# Changelog:
# 8.1.0-1:   09/Dec/2006 by Eric Hameleers <alien@slackware.com>
#            * Initial build.
# 8.1.0-2:   17/jan/2007 by Eric Hameleers <alien@slackware.com>
#            * Added .txt examples to the doc directory.
# 
# Run 'sh asciidoc.SlackBuild --cleanup' to build a Slackware package.
# The package (.tgz) plus descriptive .txt file are created in /tmp .
# Install using 'installpkg'. 
#
# -----------------------------------------------------------------------------

# --- INIT ---
# Set initial variables:

PRGNAM=asciidoc
VERSION=${VERSION:-8.1.0}
ARCH=${ARCH:-noarch}
BUILD=${BUILD:-2}

DOCS="BUGS* CHANGELOG* COPYING COPYRIGHT INSTALL* README*"

# Where do we look for sources?
CWD=`pwd`
SRCDIR=`dirname $0`
[ "${SRCDIR:0:1}" == "." ] && SRCDIR=${CWD}/${SRCDIR}

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

# Input URL: http://www.methods.co.nz/asciidoc/asciidoc-8.1.0.tar.gz
SOURCE="$SRCDIR/${PRGNAM}-${VERSION}.tar.gz"
SRCURL="http://www.methods.co.nz/${PRGNAM}/${PRGNAM}-${VERSION}.tar.gz"

##
## --- 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}


if [ ! -d $TMP/tmp-$PRGNAM ]; then
  mkdir -p $TMP/tmp-$PRGNAM # location to build the source
elif [ "$P1" != "--oldbuild" ]; then
  # If the "--oldbuild" parameter is present, we keep
  #  the old build files and continue;
  # By default we remove the remnants of previous build and continue:
  rm -rf $TMP/tmp-$PRGNAM/*
fi

if [ ! -d $PKG ]; then
  mkdir -p $PKG  # place for the package to be built
else
  rm -rf $PKG/*  # We always erase old package's contents:
fi

if [ ! -d $OUTPUT ]; then
  mkdir -p $OUTPUT  # place for the package to be saved
fi


# --- SOURCE FILE AVAILABILITY ---

if ! [ -f ${SOURCE} ]; then
  if ! [ "x${SRCURL}" == "x" ]; then
    # Check if the $SRCDIR is writable at all - if not, download to $OUTPUT
    [ -w "$SRCDIR" ] || SOURCE="$OUTPUT/`basename $SOURCE`"
    echo "Source '`basename ${SOURCE}`' not available yet..."
    echo "Will download file to `dirname $SOURCE`"
    wget -nv -O "${SOURCE}" "${SRCURL}" || true
    if [ $? -ne 0 ]; then
      echo "Downloading '`basename ${SOURCE}`' failed... aborting the build."
      mv -f "${SOURCE}" "${SOURCE}".FAIL
      exit 1
    fi
  else
    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 "|| $PRGNAM-$VERSION"
echo "++"

cd $TMP/tmp-$PRGNAM


# --- TARBALL EXTRACTION,PATCH,MODIFY ---

echo "Extracting the source archive(s) for $PRGNAM..."
tar -xzvf ${SOURCE} || true
if [ $? -ne 0 ]; then
  echo "Error in unpacking '${SOURCE}!' Aborting..."
  exit $?
fi
cd ${PRGNAM}-${VERSION}
# Fix the paths in the install script:
sed -i -e 's#^BINDIR=.*#BINDIR=${BINDIR:-/usr/bin}#' \
       -e 's#^MANDIR=.*#MANDIR=${MANDIR:-/usr/man}#' \
       -e 's#^CONFDIR=.*#CONFDIR=${CONFDIR:-/etc/asciidoc}#' \
       install.sh 2>&1 |tee $OUTPUT/patch-${PRGNAM}.log

chown -R root.root *
find . -perm 777 -exec chmod 755 {} \;
find . -perm 666 -exec chmod 644 {} \;


#
# Install all the needed stuff to the package dir
#
mkdir -p $PKG/usr/{bin,man} $PKG/etc
BINDIR=$PKG/usr/bin MANDIR=$PKG/usr/man CONFDIR=$PKG/etc/asciidoc \
  ./install.sh 2>&1 |tee $OUTPUT/install-${PRGNAM}.log


# --- DOCUMENTATION ---

mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION
cp -a $DOCS $PKG/usr/doc/$PRGNAM-$VERSION || true
# Add .txt examples too
mkdir -p $PKG/usr/doc/$PRGNAM-$VERSION/{doc,examples/website}
cp -a doc/*.txt $PKG/usr/doc/$PRGNAM-$VERSION/doc/
cp -a examples/website/*.{txt,sh} $PKG/usr/doc/$PRGNAM-$VERSION/examples/website
chmod -R a-w $PKG/usr/doc/$PRGNAM-$VERSION/*

find $PKG/usr/man -type f -name "*.?" -exec gzip -9f {} \;

# --- OWNERSHIP, RIGHTS ---

chmod -R o-w $PKG


# --- PACKAGE DESCRIPTION ---

mkdir -p $PKG/install
cat $SRCDIR/slack-desc > $PKG/install/slack-desc


# --- BUILDING ---

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


# --- CLEANUP ---

# Clean up the extra stuff:
if [ "$P1" = "--cleanup" ]; then
  rm -rf $TMP/tmp-$PRGNAM
  rm -rf $PKG
fi