#!/bin/sh
# Heavily based on the Slackware 13.1 SlackBuild
# http://transcoder84.sourceforge.net/
# Packager Andrea Sciucca ( gohanz at infinito.it)
# http://www.slacky.eu
#
#
#
# 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 variables:
CWD=`pwd`
OUTPUT=${OUTPUT:-$CWD}
PKGNAME=Transcoder
TMP=${TMP:-/tmp/txz/$PKGNAME}
PKG=$TMP/package
VERSION=${VERSION:-0.0.4}
ARCH=${ARCH:-i686}
BUILD=${BUILD:-1}
TAG=${TAG:-sl}

SOURCE=http://downloads.sourceforge.net/project/transcoder84/$VERSION/$PKGNAME'_'$VERSION.tar.gz

# Download sorce tarball if still not present
if [ ! -e $PKGNAME'_'$VERSION.tar.gz ]; then
wget -c $SOURCE
fi


# Set compiling FLAGS
if [ "$ARCH" = "i486" ]; then
  SLKCFLAGS="-O2 -march=i486 -mtune=i686"; SLKLDFLAGS=""; LIBDIRSUFFIX=""; CHOST="i486"
elif [ "$ARCH" = "i686" ]; then
  SLKCFLAGS="-O2 -march=i686 -mtune=i686"; SLKLDFLAGS=""; LIBDIRSUFFIX=""; CHOST="i686"
elif [ "$ARCH" = "x86_64" ]; then
  SLKCFLAGS="-O2 -fPIC"; SLKLDFLAGS="-L/usr/lib64"; LIBDIRSUFFIX="64"; CHOST="x86_64"
fi

rm -rf $PKG
mkdir -p $TMP $PKG 

# Decompress the source tarball
cd $TMP
tar xvzf  $CWD/$PKGNAME'_'$VERSION.tar.gz || exit 1

echo -e "\E[0;32m+-----------------------------+\E[0;0m"
echo -e "\E[0;32m| Start SlackBuild Transcoder |\E[0;0m"
echo -e "\E[0;32m+-----------------------------+\E[0;0m"

# Adjust permissions and ownerships
cd $PKGNAME
chmod -R u+w,go+r-w,a-s .
chown -R root:root .

# Build and install
rm ./Transcoder
./compile.sh

mkdir -p $PKG/usr/bin
cat << EOF > $PKG/usr/bin/transcoder
#!/bin/bash
cd /usr/share/Transcoder
exec /usr/share/Transcoder/Transcoder
EOF

chmod 755 $PKG/usr/bin/*


mkdir -p $PKG/usr/share/Transcoder
cp -a -r * $PKG/usr/share/Transcoder
rm -r  $PKG/usr/share/Transcoder/include
rm -r  $PKG/usr/share/Transcoder/libs
rm     $PKG/usr/share/Transcoder/compile.sh
rm     $PKG/usr/share/Transcoder/transcoder.c
rm     $PKG/usr/share/Transcoder/ffmpeg

# Linking System FFmpeg instead of bundled version
( cd $PKG/usr/share/Transcoder
ln -s /usr/bin/ffmpeg $PKG/usr/share/Transcoder/ffmpeg )


# Strip binaries and shared objects, if present
( cd $PKG
  find . | xargs file | grep "executable" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null
  find . | xargs file | grep "shared object" | grep ELF | cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null
  find . | xargs file | grep "current ar archive" | cut -f 1 -d : | xargs strip -g 2> /dev/null
)


mkdir -p $PKG/usr/share/applications
cat << EOF > $PKG/usr/share/applications/$PKGNAME.desktop
[Desktop Entry]
Type=Application
Encoding=UTF-8
Name=Transcoder
GenericName=Video converter
Comment=GNU/Linux Video converter using GTK+ as GUI toolkit and ffmpeg as backend
Comment=Convertitore video che usa le GTK+ come interfaccia e ffmpeg come motore
Icon=transcoder
Exec=transcoder
Terminal=false
StartupNotify=true
Categories=Application;AudioVideo;
EOF

install -m 644 -p -D  $CWD/transcoder.png  $PKG/usr/share/pixmaps/transcoder.png 

# Also add the slack-desk file and this slackbuild to the package
mkdir -p $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cat $CWD/slack-desc > $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild/slack-desc
cat $CWD/$PKGNAME.SlackBuild > $PKG/usr/doc/$PKGNAME-$VERSION/SlackBuild/$PKGNAME.SlackBuild


	echo "if [ -x /usr/bin/update-desktop-database ]; then
  /usr/bin/update-desktop-database &> /dev/null
fi" >> $PKG/install/doinst.sh
	echo "" >> $PKG/install/doinst.sh
	echo "if [ -x /usr/bin/gtk-update-icon-cache ]; then
  /usr/bin/gtk-update-icon-cache  -f -q /usr/share/icons/hicolor &> /dev/null
fi" >> $PKG/install/doinst.sh
	echo "" >> $PKG/install/doinst.sh



# Find and print dependencies into slack-required file
cd $PKG
chown -R root:root $PKG
if [ -x "$(which requiredbuilder 2>/dev/null)" ];then
ADD=$(ls /var/log/packages/ | sed -nr -e 's/^(ffmpeg)-([^-]+-[^-]+-[^-]+)$/\1 >= \2/p') \
requiredbuilder -y -v -c -b -s  $CWD $PKG
fi
# Create txz package
/sbin/makepkg -l y -c n $CWD/transcoder-$VERSION-$ARCH-$BUILD$TAG.txz


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