Unrar shell script for downloaded RAR-ed stuffs...

#!/bin/bash
# Maybe not the best one, but useful for me... ;-)
DIRS=". cd1 cd2 CD1 CD2 Cd1 Cd2"
UNRAR="unrar x "
WAIT=3
STR="Waiting for ${WAIT} seconds, and deleting RARs..."

echo "=== START ==="
for dir in ${DIRS}; do
{
    if [ ! -d ${dir} ]; then
        continue;
    fi
    echo "=== Trying to extract rars from '`pwd`/${dir}' ==="

    if [ -e ${dir}/*.part1.rar ]; then
        ${UNRAR} ${dir}/*.part1.rar;
        echo "=== ${STR} ===";
        sleep ${WAIT}
        rm ${dir}/*.rar;
        rmdir ${dir} &> /dev/null || true;
    elif [ -e ${dir}/*.part01.rar ]; then
        ${UNRAR} ${dir}/*.part01.rar;
        echo "=== ${STR} ===";
        sleep ${WAIT}
        rm ${dir}/*.rar;
        rmdir ${dir} &> /dev/null || true;
    elif [ -e ${dir}/*.part001.rar ]; then
        ${UNRAR} ${dir}/*.part001.rar;
        echo "=== ${STR} ===";
        sleep ${WAIT}
        rm ${dir}/*.rar;
        rmdir ${dir} &> /dev/null || true;
    elif [ -e ${dir}/*.rar ]; then
        ${UNRAR} ${dir}/*.rar;
        echo "=== ${STR} ==="
        sleep ${WAIT}
        rm ${dir}/*.r*;
        rmdir ${dir} &> /dev/null || true;
    else
        echo "=== ^ Nothing to extract from here... ==="
    fi
    sync;
};
done
echo "=== DONE ==="