post_install() {
    echo
    echo
    echo -e "\t                        GAME NOTES"
    echo -e "\t                   ´*~##############~*\`"
    echo -e "\t##########################################################"
    echo -e "\t#                                                        #"
    echo -e "\t# You need to create an account at                       #"
    echo -e "\t# https://www.pokemon-revolution-online.net/Register.php #"
    echo -e "\t#                                                        #"
    echo -e "\t##########################################################"
    echo
    echo
    if [ $(date +%Y%m%d) = "20170417" ] || [ $(date +%Y%m%d) = "20170418" ]
        then
            echo "Happy Easter!"
    fi
}

post_upgrade() {
    echo
    echo "Thanks for using my pkg :)"
    echo
    if [ $(date +%Y%m%d) = "20170417" ] || [ $(date +%Y%m%d) = "20170418" ]
        then
            echo "Happy Easter!"
    fi
}