undeb

#!/bin/bash

DATADIR="./data"
CONTROLDIR="./control"
CURDIR=""

if [ "$1" == "-h" ]; then #print help
    echo "Unpacking all *.deb packages in current directory"
    echo "use" `basename "$0"` "[-c]"
    echo "-c - delete files in out-dirs"
    exit
fi

echo "Unpacking all *.deb packages in current directory"

echo "Making out-dirs... $DATADIR $CONTROLDIR"
mkdir $DATADIR
mkdir $CONTROLDIR

if [ "$1" == "-c" ]; then
    echo "Clear out-dirs..."
    CURDIR=`pwd`
    cd $DATADIR
    rm *
    cd $CURDIR
    cd $CONTROLDIR
    rm *
    cd $CURDIR
fi

echo "Processing:"
F=`find . -name "*.deb" -type f`

for FILE in $F
do

    DATAPKG=`ar t ${FILE}|grep "data"`
    CONTROLPKG=`ar t ${FILE}|grep "control"`
    BASENAME=`basename -s ".deb" ${FILE}`
    EXTDATA=`echo $DATAPKG|sed 's/data//g'`
    EXTCONTROL=`echo $CONTROLPKG|sed 's/control//g'`
    echo "${FILE} : $DATAPKG, $CONTROLPKG"

    #razbor paketa
    ar -p "$BASENAME.deb" $DATAPKG > "$DATADIR/$BASENAME$EXTDATA"
    ar -p "$BASENAME.deb" $CONTROLPKG > "$CONTROLDIR/$BASENAME$EXTCONTROL"
done