TOOLS/binary_codecs.sh

   1 #!/bin/sh
   2 set -e
   3
   4 # avoid insecure tempfile creation
   5 umask 0022
   6
   7 # This script will download binary codecs for MPlayer unto a Debian system.
   8
   9 # Author: thuglife, mennucc1
  10 #
  11
  12 CODECDIR=/usr/lib/codecs
  13 PREFDIR=/var/lib/mplayer/prefs
  14 MYSITE='http://people.debian.org/~mennucc1/mplayer'
  15
  16 dpkgarch=$(dpkg --print-architecture)
  17
  18 [ -d $PREFDIR  ] || mkdir -v $PREFDIR
  19 [ -d $CODECDIR ] || mkdir -v $CODECDIR
  20 cd $CODECDIR
  21 [ -d mplayer_binary_codecs ] || mkdir -v mplayer_binary_codecs
  22
  23 choosemirror ()
  24 {
  25     cd $PREFDIR
  26
  27     #if [ ! -r mirrors ] || find mirrors -mtime +20 ; then
  28     echo "Downloading mirrors list"
  29     wget -nv -c -N $MYSITE/mirrors || true
  30     #fi
  31     if [ ! -r bestsites ] || [ mirrors -nt bestsites ] || \
  32         find bestsites -mtime +20 | grep -q bestsites ; then
  33         if which netselect > /dev/null ; then
  34             echo Choosing best mirrors using netselect
  35             netselect -s 5 -t 5 $( cat mirrors ) | awk '{print $2}' > bestsites
  36         elif which fping > /dev/null ; then
  37             fping -C 1  $( sed   's#.*//##;s#/.*##' mirrors ) 2>&1 | \
  38                 egrep -v 'bytes.*loss' | sort -n -k3 | \
  39                 grep -v ': *-' | awk '/:/{print $1}' | head -5 | ( while read mainsite ; do
  40                     grep $mainsite $PREFDIR/mirrors ; done ) > bestsites
  41         else
  42             echo "(If you install 'netselect' or 'fping', it will select the best mirror for you"
  43             echo "  you may wish to stop this script and rerun after installation)"
  44             sleep 3
  45         fi
  46     fi
  47 }
  48
  49 INSTALL () {
  50     filename="$3"
  51     dir="$2"
  52     url="$1"
  53
  54     cd $CODECDIR/mplayer_binary_codecs
  55
  56     if [ -r $filename ] ; then
  57         cp $filename $filename.bak
  58     fi
  59
  60     if [ "$url" = @MAINSITE@ ] ; then
  61         list=$PREFDIR/bestsites
  62         test -r $list || list=$PREFDIR/mirrors
  63         cat $list | while read mainsite ; do
  64             echo Downloading $filename from $mainsite ...
  65             wget -c -N $mainsite/$dir/$filename || true
  66             if [ -r "$filename" ] ; then
  67                 UNPACK "$filename"
  68                 return 0
  69             fi
  70         done
  71     else
  72         wget -c -N $url/$dir/$filename || true
  73         if [ -r "$filename" ] ; then
  74             UNPACK "$filename"
  75             return 0
  76         fi
  77     fi
  78 }
  79
  80
  81 UNPACK ()
  82 {
  83     filename="$1"
  84     if [ -r $filename.bak ] && cmp $filename.bak $filename && [ -r  $filename.list ] ; then
  85         echo It appears that $filename was already succesfully installed
  86         [ -r $filename.bak ] && rm $filename.bak
  87     else
  88         if grep -q " $filename$" $PREFDIR/MD5SUMS ; then
  89             echo Checking MD5 for $filename
  90             grep " $filename$" $PREFDIR/MD5SUMS | md5sum -c -
  91         else
  92             echo Warning: no MD5 for $filename were found. Hit enter to continue.
  93             read dummy
  94         fi
  95         echo Installing $filename ...
  96         if [ -r $filename.list ] ; then
  97             tr '\n' '\000' < $filename.list | xargs -r0 rm || true
  98             UNLINK $filename.list
  99             rm $filename.list
 100         fi
 101
 102         tarfail () { echo FAILED $filename ; rm $filename.list ; exit 1 ; }
 103
 104         case "$filename" in
 105             *.tar.gz)
 106                 tar xvzf $filename > $filename.list || tarfail
 107         #rm $filename
 108                 ;;
 109             *.tgz)
 110                 tar xvzf $filename > $filename.list || tarfail
 111         #rm $filename
 112                 ;;
 113             *.tar.bz2)
 114                 tar --bzip2 -xvf $filename > $filename.list || tarfail
 115         #rm $filename
 116                 ;;
 117         esac
 118         [ -r $filename.bak ] && rm $filename.bak
 119         LINK $filename.list
 120         echo "Installed $filename Succesfully!"
 121     fi
 122 }
 123
 124 LINK () {
 125     cd $CODECDIR/
 126     cat $CODECDIR/mplayer_binary_codecs/$1 | while read f ; do
 127         ln -sbf mplayer_binary_codecs/"$f" .
 128     done
 129 }
 130
 131 UNLINK () {
 132 ### FIXME
 133 #  cd $CODECDIR
 134 #  cat $CODECDIR/mplayer_binary_codecs/$1 | while f do
 135 #  ln -sbf mplayer_binary_codecs/"$f"
 136 #  done
 137     if which symlinks > /dev/null ; then
 138         symlinks -d $CODECDIR
 139     fi
 140 }
 141
 142 if [ `whoami` != root ]; then
 143     echo "You must be 'root' to use this script. Login as root first!"
 144     exit 1
 145 fi
 146
 147 case "$1" in
 148     install)
 149     if test -x /bin/bzip2 || test -x /usr/bin/bzip2 ; then : ; else
 150         echo You need to install bzip2
 151         exit 1
 152     fi
 153     choosemirror
 154     cd $PREFDIR
 155     #if [ ! -r codecs_list ] || find codecs_list -mtime +20 ; then
 156     echo "Getting codecs list"
 157     wget -nv -c -N $MYSITE/codecs_list || true
 158     #fi
 159
 160     cd $PREFDIR
 161     echo Downloading MD5 sums from main site
 162     [ -r MD5SUMS ] && mv MD5SUMS MD5SUMS.bak
 163     if wget -nv -N http://www.mplayerhq.hu/MPlayer/releases/codecs/MD5SUMS ; then
 164         [ -r MD5SUMS.bak ] && rm MD5SUMS.bak
 165     else
 166         echo "failed"
 167         if [ -r MD5SUMS.bak ] ; then
 168             echo "trying to use backup"
 169             mv MD5SUMS.bak MD5SUMS
 170         fi
 171     fi
 172
 173     if grep -q "^$dpkgarch" $PREFDIR/codecs_list ; then
 174         egrep -v "^[[:space:]]*(#|$)" $PREFDIR/codecs_list | \
 175             while read arch url dir file info ; do
 176             if [ "$dpkgarch" = "$arch" ]; then
 177                 echo Downloading and installing $file $info...
 178                 INSTALL "$url" "$dir" "$file"
 179             fi
 180         done
 181         needlibstd=no
 182         test "$dpkgarch" = "powerpc" && needlibstd=yes
 183         test "$dpkgarch" = "i386" && needlibstd=yes
 184         if test "$needlibstd" = "yes" && ! test -r /usr/lib/libstdc++.so.5 ; then
 185             echo "Warning: you need to install libstdc++ 5 libraries"
 186             echo -n "Do it now? "
 187             read R
 188             case $R in
 189                 y*) apt-get install libstdc++5 ;;
 190                 *) echo "If you change your mind, use the command"
 191                     echo "  apt-get install libstdc++5" ;;
 192             esac
 193         fi
 194     else
 195         echo "Sorry, no codecs for your arch '$dpkgarch'. Sorry dude :("
 196         exit 1
 197     fi
 198     ;;
 199
 200     uninstall)
 201         cd $CODECDIR/
 202         rm -rf mplayer_binary_codecs
 203         #FIXME we need a better clean system
 204         if which symlinks > /dev/null ; then
 205             symlinks -d .
 206         else
 207             echo "please install the package 'symlinks' and run 'symlinks -d $CODECDIR' "
 208         fi
 209         echo "Uninstalled Succesfully!"
 210         ;;
 211
 212     *)
 213         echo "Usage: {install|uninstall}"
 214         echo "This program will install binary codecs for MPlayer."
 215         exit 1
 216         ;;
 217 esac
 218
 219 exit 0