#!/bin/bash
whereis unrar 1>/dev/null 2>&1 || exit 0
RAR="$(find "$(pwd)" -maxdepth 1 -type f -iname "*.rar"|head -n 1)"
N="$(find "$(pwd)" -maxdepth 1 -type f -iname "*.r*"|egrep "r[0-9]*$"|wc -l)"
ls "$(dirname "${RAR}")" > /tmp/before.$$
echo "${N} archives in '"$(basename "$(dirname "${RAR}")")"'"
echo -n "Extracting..."
unrar e "${RAR}" 1>/dev/null 2>&1
if [ $? -eq 0 ]
        then
                echo " done"
        else
                echo " failed"
                exit 1
fi
rename "s/\.img/\.iso/g" *.img 1>/dev/null 2>&1
ls "$(dirname "${RAR}")" > /tmp/after.$$
AFTER="$(diff "/tmp/before.$$" "/tmp/after.$$"|egrep '>'|cut -b 3-)"
echo "Successfully extracted '${AFTER}'"
rm /tmp/after.$$;rm /tmp/before.$$