#!/bin/sh

# Heavily based on the Slackware 14.2 SlackBuild

# Written by Loris Vincenzi (http://www.slacky.eu)
# Last build from Matteo Rossini ( zerouno at slacky dot it )

# Slackware build script for skype
# Official Site: http://www.skype.com/
#
# 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.


set -e

SLACK=${SLACK:-14.2}                 # if do you have slackware current: SLACK=current
USEPATCHES=${USEPATCHES:-yes}        # on slackware stable uses /patches tree; set to 'no' to not use patched packages
                                     # ignored on slackware current

PKGNAME=skype_static
VERSION=${VERSION:-4.3.0.37}
BUILD=${BUILD:-4}
TAG=${TAG:-sl}
ARCH=${ARCH:-x86_64}
SOURCE=http://download.skype.com/linux/skype-$VERSION.tar.bz2

# Slackware Utah mirror is so fast ;) 
LIBS=${LIBS:-http://slackware.cs.utah.edu/pub/slackware/slackware-$SLACK} # if do you have a slackware dvd: LIBS=/mnt/cdrom (not tested)

TAR=
DIR=skype-$VERSION

DOCS="LICENSE  README"
SLKFILES="libraries.txt usr-bin-skype"

if [ -e EULA.TXT ];then
  more EULA.TXT
  echo "Do you accept terms? (yes/[no])"
  read ACCEPT
  if [ "$ACCEPT" != "yes" ];then
    echo; echo "SlackBuild Aborted!!"
    exit 1
  fi
fi

JOBS=${JOBS:--j2}
CWD=$(pwd)
TMP=${TMP:-/tmp/buildpkgs/$PKGNAME}
PKG=${PKG:-$TMP/package-$PKGNAME}
OUTPUT=${OUTPUT:-$CWD}
TAR=${TAR:-$(basename $SOURCE)}
DIR=${DIR:-$(echo "$TAR"|sed -r 's/(\.tar|)(.gz|.bz2|.xz|)$//')}

LIB=$TMP/libraries

DOCS="$DOCS $LIB/CHECKSUMS.md5 $LIB/ChangeLog.txt $LIB/release.txt"

if [ ! -e "$CWD/$TAR" ];then
  wget "$SOURCE" -O "$CWD/$TAR"
fi

if echo "$*"|grep -w -q -- --continue;then
  echo "Resuming..."
  /sbin/ldconfig -n -r $PKG -v -N /usr/share/skype/lib32
else
  rm -rf $PKG
fi
mkdir -p $TMP $PKG $OUTPUT $LIB 

cd $LIB
CHECKSUMS=$LIB/CHECKSUMS.md5-tmp
#rm -f $CHECKSUMS
if [ ${LIBS:0:1} == "/" ];then
  cp $LIBS/CHECKSUMS.md5 .
  cp $LIBS/ChangeLog.txt .
else
  wget -N $LIBS/CHECKSUMS.md5
  wget -N $LIBS/ChangeLog.txt
fi

date > release.txt
echo "Slackware version: $SLACK" >> release.txt
if [ "$USEPATCHES" == "no" ];then
  cat CHECKSUMS.md5 |grep -v /patches/|grep "\.t?z$" >$CHECKSUMS
else
  echo "Slackware ChangeLog: $(head -1 ChangeLog.txt)" >> release.txt
  cat CHECKSUMS.md5|grep "\.t.z$" > $CHECKSUMS
fi

echo "Skype package name: $PKGNAME-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-txz}" >> release.txt
( cd $CWD ; md5sum libraries.txt ) >> release.txt

mkdir -p $PKG/usr/share/skype/lib32
cat $CWD/libraries.txt|sed 's/#.*//'|grep ^[a-z]|while read SLPKG LIBRARY COMMENT;do
  printf "Install library    %-25s   from    %-20s : " $LIBRARY $SLPKG
  PPATH=$(grep /$SLPKG-[0-9] CHECKSUMS.md5 |grep txz$|awk '{print $2}')
  PTXZ=$(basename $PPATH)
  PSUM=$(grep /$SLPKG-[0-9] CHECKSUMS.md5 |grep txz$|awk '{print $1}')
  if [ -e $PTXZ ];then
    if ! md5sum $PTXZ|grep -q $PSUM ;then
      rm $PTXZ
    fi
  fi
  if [ ! -e $PTXZ ];then
    if [ ${LIBS:0:1} == "/" ];then
      cp $LIBS/$PPATH $PTXZ
    else
      wget $LIBS/$PPATH -O $PTXZ
    fi
  fi
  if ! md5sum $PTXZ|grep -q $PSUM;then
    echo "ABORT! MD5 DOES NOT MATCH ($PTXZ)."
    exit 1
  fi
  ls $PKG/usr/share/skype/lib32/${LIBRARY/\/$/} >/dev/null 2>&1 && { echo ; continue ; }
  FILE=$(tar tf $PTXZ | grep /$LIBRARY||true)
  if [ -z "$FILE" ];then
    echo "ABORT! Library $LIBRARY not found in $PTXZ"
    exit 1
  else
    echo $FILE
  fi
  tar xf $PTXZ $FILE
  mv $FILE $PKG/usr/share/skype/lib32
done
echo "Building links:"
/sbin/ldconfig -n -r $PKG -v -N /usr/share/skype/lib32


cd $TMP
tar xvf $CWD/$TAR
cd $DIR


chown -R root:root .
chmod -R u+w,go+r-w,a-s .


mkdir -p $PKG/usr/bin
cat $CWD/usr-bin-skype > $PKG/usr/bin/skype
chmod 755 $PKG/usr/bin/skype

cp -a skype $PKG/usr/share/skype

mkdir -p $PKG/etc/dbus-1/system.d
cp skype.conf $PKG/etc/dbus-1/system.d

mkdir -p $PKG/usr/share/skype
cp -a sounds avatars lang $PKG/usr/share/skype

mkdir -p $PKG/usr/share/applications
cp -a skype.desktop $PKG/usr/share/applications

mkdir -p  $PKG/usr/share/icons/hicolor/16x16/apps
mkdir -p  $PKG/usr/share/icons/hicolor/32x32/apps
mkdir -p  $PKG/usr/share/icons/hicolor/48x48/apps

( cd icons
cp -a SkypeBlue*16*.png $PKG/usr/share/icons/hicolor/16x16/apps/skype.png
cp -a SkypeBlue*32*.png $PKG/usr/share/icons/hicolor/32x32/apps/skype.png
cp -a SkypeBlue*48*.png $PKG/usr/share/icons/hicolor/48x48/apps/skype.png
)


# Documentations
mkdir -p $PKG/usr/doc/$PKGNAME-$VERSION
cp -r $DOCS $PKG/usr/doc/$PKGNAME-$VERSION
 
mkdir -p $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild
cd $CWD
for SB in $PKGNAME.SlackBuild slack-desc doinst.sh doinst.sh.gz EULA.TXT $SLKFILES;do
  [ -e $SB ]&&cp -r $SB $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild/$SB
done

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

mkdir -p $PKG/install
cat $CWD/slack-desc  > $PKG/install/slack-desc
[ -e $CWD/doinst.sh ] && cat $CWD/doinst.sh > $PKG/install/doinst.sh
[ -e $CWD/doinst.sh.gz ] && zcat $CWD/doinst.sh.gz > $PKG/install/doinst.sh

cd $PKG

/sbin/makepkg -l y -c n $OUTPUT/$PKGNAME-$VERSION-$ARCH-$BUILD$TAG.${PKGTYPE:-txz}
cp $LIB/release.txt $OUTPUT/

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