#!/bin/sh
#

KERNEL=$(uname -r)
REPOURI='http://tinycorelinux.net/'$PATH
REPOPATH='8.x/'$(uname -m)'/tcz/'
TEMPDIR='/tmp/tmpextdir/'
TCEDIR='/etc/sysconfig/tcedir/optional/'
DEPFLAG=0

EXTNAME=${1/KERNEL/$KERNEL}

if [ "`expr match "$EXTNAME" '.*\(.tcz$\)'`" != '.tcz' ]; then EXTNAME=$EXTNAME'.tcz'; fi


if [ ! -d $TEMPDIR ]; then mkdir -p $TEMPDIR; fi

TEMPDIR=$TEMPDIR$EXTNAME'/'
mkdir -p $TEMPDIR

MIRRORS='/opt/mirrors'
while read MIRROR; do
 REPOURI=$MIRROR
 echo "checking $REPOURI"
 wget -q -T 3 -P $TEMPDIR $REPOURI$REPOPATH$EXTNAME'.info'
 if [ -s $TEMPDIR$EXTNAME'.info' ]; then
  echo "using $MIRROR"
  REPOURI=$MIRROR$REPOPATH
  break
 fi
done < $MIRRORS


if [ -z $REPOURI ]; then
 echo 'Repository is unavialable. Check internet connection'
 exit
fi

function loadTCZ()
{
 FILENAME=${1/KERNEL/$KERNEL}
 DEPFLAG=0

 if [ -s $TEMPDIR$FILENAME ]
  then
   echo "$FILENAME already in $TEMPDIR"
   DEPFLAG=1

 elif [ -s "$TCEDIR$FILENAME" ]
  then
   echo "$FILENAME found on disk, making symlink..."
   ln -s $TCEDIR$FILENAME $TEMPDIR$FILENAME
   ln -s $TCEDIR$FILENAME'.md5.txt' $TEMPDIR$FILENAME'.md5.txt'
   ln -s $TCEDIR$FILENAME'.dep' $TEMPDIR$FILENAME'.dep' >/dev/null 2>/dev/null

 else
  echo "trying load $FILENAME from repository..."
  wget -q -T 3 -P $TEMPDIR $REPOURI$FILENAME
  wget -q -T 3 -P $TEMPDIR $REPOURI$FILENAME'.md5.txt'
  wget -q -T 3 -P $TEMPDIR $REPOURI$FILENAME'.dep' >/dev/null 2>/dev/null
 fi

 if [ ! -s $TEMPDIR$FILENAME ]; then
  echo "can not load $FILENAME. Installation aborted"
  exit 1
 else 
  echo "$FILENAME OK!"
 fi

 if [ -s $TEMPDIR$FILENAME'.dep' ] && [ $DEPFLAG -eq 0 ]; then
  FILE=$TEMPDIR$FILENAME'.dep'
   while read line; do
    if [ -z $line ]; then
     continue
    fi
    loadTCZ $line
   done < $FILE
 fi
}

loadTCZ $EXTNAME

echo "Installing extension..."
su tc -c "tce-load -i $TEMPDIR$EXTNAME"

#rm -r $TEMPDIR