Properly clean Symfony/Sylius cache on development environment

ccsym_dev.sh

#!/bin/bash

[ ! -d app/cache/dev ] && echo "No [app/cache/dev] folder waz found here" && exit 1

sudo echo "Symfony Cache Cleaner" || exit 1

echo -n "Clearing folder [app/cache/dev] (except for sessions)..."
ls app/cache/dev/ | grep -v sessions | grep -v feed | tr '\n' '\0' |  xargs -0 -L1 -I '$' sudo rm -rf 'app/cache/dev/$'
echo OK

echo -n "Re-crating the hateoas folder..."
[ ! -d app/cache/dev/hateoas ] && mkdir app/cache/dev/hateoas && sudo chown www-data.www-data app/cache/dev/hateoas
[ $? == 0 ] && echo OK

echo -n "Re-crating the jms_serializer folder..."
[ ! -d app/cache/dev/jms_serializer ] && mkdir app/cache/dev/jms_serializer && sudo chown www-data.www-data app/cache/dev/jms_serializer
[ $? == 0 ] && echo OK

echo -n "Resetting permissions for www-data..."
sudo chown -R .www-data app/cache app/logs
sudo chmod -R g+w app/cache app/logs
echo OK

echo -n "Clearing redis cache..."
redis-cli flushdb