#!/bin/sh

# Copyright 2003  Slackware Linux, Inc., Concord, CA, USA
# Copyright 2007, 2008, 2009, 2010  Patrick J. Volkerding, Sebeka, MN, USA
# 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.

VERSION=4.6.1
BUILD=${BUILD:-8}

# A few tarballs have different versions; handle them here
XDT_VERS=4.7.2		# xfce4-dev-tools version
# We're going to ship xdt from git (targeting xfce-4.8) since it's not used 
# for building release tarballs anyway, but it's handy to have around for
# building from git, and some folks might want to do that later...
EXO_VERS=0.3.106	# exo version
THUNAR_VERS=1.0.1	# thunar version
GXE_VERS=2.6.0		# gtk-xfce-engine version
TERM_VERS=0.4.4		# terminal version
MPAD_VERS=0.2.16	# mousepad version
XFWMTHEME_VERS=4.6.0	# xfwm4-themes version
SETTINGS_VERS=4.6.4	# xfce4-settings version
PANEL_VERS=4.6.3	# xfce4-panel version
XFCEGUI_VERS=4.6.3	# libxfcegui4 version

NUMJOBS=${NUMJOBS:--j6}

# Automatically determine the architecture we're building on:
if [ -z "$ARCH" ]; then
  case "$( uname -m )" in
    i?86) export ARCH=i486 ;;
    arm*) export ARCH=arm ;;
    # Unless $ARCH is already set, use uname -m for all other archs:
       *) export ARCH=$( uname -m ) ;;
  esac
fi

CWD=$(pwd)
TMP=${TMP:-/tmp/xfce-build-dir}
PKG=$TMP/package-xfce

if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "s390" ]; then
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"
  LIBDIRSUFFIX="64"
else
  SLKCFLAGS="-O2"
  LIBDIRSUFFIX=""
fi

rm -rf $PKG
mkdir -p $TMP $PKG
cd $TMP || exit 1

COMPRESSION=xz
COMPRESSUTIL=xz

# The Rodent theme isn't xdg-compliant, so they're not shipping it
# xfce4-icon-theme-$VERSION.tar.$COMPRESSION
# We'll set Tango as the system default instead...

for file in \
 xfce4-dev-tools-$XDT_VERS.tar.$COMPRESSION \
 libxfce4util-$VERSION.tar.$COMPRESSION \
 xfconf-$VERSION.tar.$COMPRESSION \
 libxfcegui4-$XFCEGUI_VERS.tar.$COMPRESSION \
 libxfce4menu-$VERSION.tar.$COMPRESSION \
 exo-$EXO_VERS.tar.$COMPRESSION \
 xfce4-panel-$PANEL_VERS.tar.$COMPRESSION \
 Thunar-$THUNAR_VERS.tar.$COMPRESSION \
 xfce4-settings-$SETTINGS_VERS.tar.$COMPRESSION \
 xfce4-session-$VERSION.tar.$COMPRESSION \
 xfdesktop-$VERSION.tar.$COMPRESSION \
 xfwm4-$VERSION.tar.$COMPRESSION \
 xfce-utils-$VERSION.tar.$COMPRESSION \
 xfce4-mixer-$VERSION.tar.$COMPRESSION \
 xfprint-$VERSION.tar.$COMPRESSION \
 xfce4-appfinder-$VERSION.tar.$COMPRESSION \
 gtk-xfce-engine-$GXE_VERS.tar.$COMPRESSION \
 Terminal-$TERM_VERS.tar.$COMPRESSION \
 xfwm4-themes-$XFWMTHEME_VERS.tar.$COMPRESSION \
 mousepad-$MPAD_VERS.tar.$COMPRESSION \
 orage-$VERSION.tar.$COMPRESSION ;
do
  $COMPRESSUTIL -dc $CWD/src/$file | tar xvf - || exit 1
  cd $(basename $file .tar.$COMPRESSION) || exit 1
    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 {} \;
  
    # Here's where we patch or set up any other package-specific stuff:
      # Patch to only show xfcalendar in XFce (otherwise it shows up in
      # KDE's Lost & Found and does not work):
      if [ "$file" = "orage-$VERSION.tar.$COMPRESSION" ]; then
        zcat $CWD/patches/xfcalendar.desktop.in.diff.gz | patch -p1 || exit 1
      fi
      # Fix Terminal's title bar and preferences problems with GTK+ 2.18:
      if [ "$file" = "Terminal-$TERM_VERS.tar.$COMPRESSION" ]; then
        zcat $CWD/patches/terminal.gtk.2.18.fix.diff.gz | patch -p1 || exit 1
      fi
      # Make Thunar respect --docdir
      if [ "$file" = "Thunar-$THUNAR_VERS.tar.$COMPRESSION" ]; then
        zcat $CWD/patches/thunar-1.0.1-fixup_docdir.diff.gz | patch -p1 || exit 1
        zcat $CWD/patches/thunar-fix_umask_properly.diff.gz | patch -p1 || exit 1
        # Port to PNG 1.4.0:
        zcat $CWD/patches/thunar-1.0.1-png14.diff.gz | patch -p1 || exit 1
      fi
      # Fix the missing education icon in the desktop menu
      if [ "$file" = "xfdesktop-$VERSION.tar.$COMPRESSION" ]; then
        zcat $CWD/patches/xfdesktop-fix_education_icon.diff.gz | patch -p1 || exit 1
      fi
      # Port xfce4-settings to libxklavier-5.x:
      if [ "$file" = "xfce4-settings-$SETTINGS_VERS.tar.$COMPRESSION" ]; then
        zcat $CWD/patches/xfce4-settings.libxklavier5.diff.gz | patch -p1 || exit 1
      fi
      # Launch xfce through consolekit so that ck enabled stuff works in xfce:
      if [ "$file" = "xfce-utils-$VERSION.tar.$COMPRESSION" ]; then
        zcat $CWD/patches/xfce-utils.xinitrc.consolekit.diff.gz | patch -p1 || exit 1
      fi
    # End patches/package-specific stuff

    CFLAGS="$SLKCFLAGS" \
    CXXFLAGS="$SLKCFLAGS" \
    ./configure \
      --prefix=/usr \
      --libdir=/usr/lib${LIBDIRSUFFIX} \
      --sysconfdir=/etc/xfce \
      --mandir=/usr/man \
      --docdir=/usr/doc/xfce-$VERSION/$(basename $file .tar.$COMPRESSION) \
      --htmldir=/usr/doc/xfce-$VERSION/$(basename $file .tar.$COMPRESSION)/html \
      --disable-static \
      --build=$ARCH-slackware-linux \
      $PACKAGE_SPECIFIC_OPTIONS
  
    # Unset this now -- we're done with it
    unset PACKAGE_SPECIFIC_OPTIONS
  
    make $NUMJOBS || make || exit 1
    make install || exit 1
    make install DESTDIR=$PKG
  
    mkdir -p $PKG/usr/doc/xfce-$VERSION/$(basename $file .tar.$COMPRESSION)
    # This will cause errors, but won't miss any docs:
    cp -a \
      AUTHORS BUGS COMPOSITOR COPYING* FAQ HACKING INSTALL \
      NEWS NOTES README* THANKS TODO example.gtkrc-2.0 \
     $PKG/usr/doc/xfce-$VERSION/$(basename $file .tar.$COMPRESSION) \
     2> /dev/null || true

    # If there's a ChangeLog, installing at least part of the recent history
    # is useful, but don't let it get totally out of control:
    if [ -r ChangeLog ]; then
      DOCSDIR=$(echo $PKG/usr/doc/xfce-$VERSION/$(basename $file .tar.$COMPRESSION))
      cat ChangeLog | head -n 1000 > $DOCSDIR/ChangeLog
      touch -r ChangeLog $DOCSDIR/ChangeLog
    fi

  cd - ;
done

find $PKG | xargs file | grep -e "executable" -e "shared object" | grep ELF \
  | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null

# The Rodent icon theme isn't xdg compliant, so it spews errors quite often
# and just flat breaks some things here and there, so the Xfce team elected
# not to ship it with 4.6.0.   In the meantime, we'll default to Tango.
sed -i s/Rodent/Tango/ \
  $PKG/etc/xfce/xdg/xfce4/xfconf/xfce-perchannel-xml/xsettings.xml

# We're going to borrow the "applications-education" icons (six of them)
# from kde's oxygen icon theme (it's LGPL)
tar xf $CWD/icons.tar.xz -C $PKG/usr/share

# We don't want any of those icon caches
find $PKG/usr/share/icons -type f -name "index-theme.cache" -exec rm -f {} \;

# Compress and if needed symlink the man pages:
if [ -d $PKG/usr/man ]; then
  ( cd $PKG/usr/man
    for manpagedir in $(find . -type d -name "man*") ; do
      ( cd $manpagedir
        for eachpage in $( find . -type l -maxdepth 1) ; do
          ln -s $( readlink $eachpage ).gz $eachpage.gz
          rm $eachpage
        done
        gzip -9 *.?
      )
    done
  )
fi

mkdir -p $PKG/etc/profile.d
cp -a $CWD/profile.d/* $PKG/etc/profile.d
chown root:root $PKG/etc/profile.d/*
chmod 755 $PKG/etc/profile.d/*

mkdir -p $PKG/etc/X11/xinit
( cd $PKG/etc/X11/xinit
  ln -sf ../../xfce/xdg/xfce4/xinitrc xinitrc.xfce
  chmod 755 ../../xfce/xdg/xfce4/xinitrc
)

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

cd $PKG
/sbin/makepkg -l y -c n $TMP/xfce-$VERSION-$ARCH-$BUILD.txz