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path: root/TOOLS/binary_codecs.sh
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#!/bin/sh
set -e

# avoid insecure tempfile creation
umask 0022

# This script will download binary codecs for MPlayer unto a Debian system.

# Author: thuglife, mennucc1
#

CODECDIR=/usr/lib/codecs
PREFDIR=/var/lib/mplayer/prefs
MYSITE='http://people.debian.org/~mennucc1/mplayer'

dpkgarch=$(dpkg --print-architecture)

[ -d $PREFDIR  ] || mkdir -v $PREFDIR
[ -d $CODECDIR ] || mkdir -v $CODECDIR
cd $CODECDIR
[ -d mplayer_binary_codecs ] || mkdir -v mplayer_binary_codecs

choosemirror ()
{
    cd $PREFDIR

    #if [ ! -r mirrors ] || find mirrors -mtime +20 ; then
    echo "Downloading mirrors list"
    wget -nv -c -N $MYSITE/mirrors || true
    #fi
    if [ ! -r bestsites ] || [ mirrors -nt bestsites ] || \
        find bestsites -mtime +20 | grep -q bestsites ; then
        if which netselect > /dev/null ; then
            echo Choosing best mirrors using netselect
            netselect -s 5 -t 5 $( cat mirrors ) | awk '{print $2}' > bestsites
        elif which fping > /dev/null ; then
            fping -C 1  $( sed   's#.*//##;s#/.*##' mirrors ) 2>&1 | \
                egrep -v 'bytes.*loss' | sort -n -k3 | \
                grep -v ': *-' | awk '/:/{print $1}' | head -5 | ( while read mainsite ; do
                    grep $mainsite $PREFDIR/mirrors ; done ) > bestsites
        else
            echo "(If you install 'netselect' or 'fping', it will select the best mirror for you"
            echo "  you may wish to stop this script and rerun after installation)"
            sleep 3
        fi
    fi
}

INSTALL () {
    filename="$3"
    dir="$2"
    url="$1"

    cd $CODECDIR/mplayer_binary_codecs

    if [ -r $filename ] ; then
        cp $filename $filename.bak
    fi

    if [ "$url" = @MAINSITE@ ] ; then
        list=$PREFDIR/bestsites
        test -r $list || list=$PREFDIR/mirrors
        cat $list | while read mainsite ; do
            echo Downloading $filename from $mainsite ...
            wget -c -N $mainsite/$dir/$filename || true
            if [ -r "$filename" ] ; then
                UNPACK "$filename"
                return 0
            fi
        done
    else
        wget -c -N $url/$dir/$filename || true
        if [ -r "$filename" ] ; then
            UNPACK "$filename"
            return 0
        fi
    fi
}


UNPACK ()
{
    filename="$1"
    if [ -r $filename.bak ] && cmp $filename.bak $filename && [ -r  $filename.list ] ; then
        echo It appears that $filename was already succesfully installed
        [ -r $filename.bak ] && rm $filename.bak
    else
        if grep -q " $filename$" $PREFDIR/MD5SUMS ; then
            echo Checking MD5 for $filename
            grep " $filename$" $PREFDIR/MD5SUMS | md5sum -c -
        else
            echo Warning: no MD5 for $filename were found. Hit enter to continue.
            read dummy
        fi
        echo Installing $filename ...
        if [ -r $filename.list ] ; then
            tr '\n' '\000' < $filename.list | xargs -r0 rm || true
            UNLINK $filename.list
            rm $filename.list
        fi

        tarfail () { echo FAILED $filename ; rm $filename.list ; exit 1 ; }

        case "$filename" in
            *.tar.gz)
                tar xvzf $filename > $filename.list || tarfail
        #rm $filename
                ;;
            *.tgz)
                tar xvzf $filename > $filename.list || tarfail
        #rm $filename
                ;;
            *.tar.bz2)
                tar --bzip2 -xvf $filename > $filename.list || tarfail
        #rm $filename
                ;;
        esac
        [ -r $filename.bak ] && rm $filename.bak
        LINK $filename.list
        echo "Installed $filename Succesfully!"
    fi
}

LINK () {
    cd $CODECDIR/
    cat $CODECDIR/mplayer_binary_codecs/$1 | while read f ; do
        ln -sbf mplayer_binary_codecs/"$f" .
    done
}

UNLINK () {
### FIXME
#  cd $CODECDIR
#  cat $CODECDIR/mplayer_binary_codecs/$1 | while f do
#  ln -sbf mplayer_binary_codecs/"$f"
#  done
    if which symlinks > /dev/null ; then
        symlinks -d $CODECDIR
    fi
}

if [ `whoami` != root ]; then
    echo "You must be 'root' to use this script. Login as root first!"
    exit 1
fi

case "$1" in
    install)
    if test -x /bin/bzip2 || test -x /usr/bin/bzip2 ; then : ; else
        echo You need to install bzip2
        exit 1
    fi
    choosemirror
    cd $PREFDIR
    #if [ ! -r codecs_list ] || find codecs_list -mtime +20 ; then
    echo "Getting codecs list"
    wget -nv -c -N $MYSITE/codecs_list || true
    #fi

    cd $PREFDIR
    echo Downloading MD5 sums from main site
    [ -r MD5SUMS ] && mv MD5SUMS MD5SUMS.bak
    if wget -nv -N http://www.mplayerhq.hu/MPlayer/releases/codecs/MD5SUMS ; then
        [ -r MD5SUMS.bak ] && rm MD5SUMS.bak
    else
        echo "failed"
        if [ -r MD5SUMS.bak ] ; then
            echo "trying to use backup"
            mv MD5SUMS.bak MD5SUMS
        fi
    fi

    if grep -q "^$dpkgarch" $PREFDIR/codecs_list ; then
        egrep -v "^[[:space:]]*(#|$)" $PREFDIR/codecs_list | \
            while read arch url dir file info ; do
            if [ "$dpkgarch" = "$arch" ]; then
                echo Downloading and installing $file $info...
                INSTALL "$url" "$dir" "$file"
            fi
        done
        needlibstd=no
        test "$dpkgarch" = "powerpc" && needlibstd=yes
        test "$dpkgarch" = "i386" && needlibstd=yes
        if test "$needlibstd" = "yes" && ! test -r /usr/lib/libstdc++.so.5 ; then
	    echo "Warning: you need to install libstdc++ 5 libraries"
	    echo -n "Do it now? "
	    read R
	    case $R in
                y*) apt-get install libstdc++5 ;;
                *) echo "If you change your mind, use the command"
                    echo "  apt-get install libstdc++5" ;;
            esac
        fi
    else
        echo "Sorry, no codecs for your arch '$dpkgarch'. Sorry dude :("
        exit 1
    fi
    ;;

    uninstall)
        cd $CODECDIR/
        rm -rf mplayer_binary_codecs
        #FIXME we need a better clean system
        if which symlinks > /dev/null ; then
            symlinks -d .
        else
            echo "please install the package 'symlinks' and run 'symlinks -d $CODECDIR' "
        fi
        echo "Uninstalled Succesfully!"
        ;;

    *)
        echo "Usage: {install|uninstall}"
        echo "This program will install binary codecs for MPlayer."
        exit 1
        ;;
esac

exit 0