CLI Magento downloader

mageload.sh

#!/bin/bash

VERSION='1.0'
BASE_URL='http://www.magentocommerce.com/downloads/assets'
FILE="magento-$1.tar.gz"
DIRECTORY='magento'


if [[ -z "$1" ]]; then
    echo "Please set a Magento CE version by using: mageload.sh 1.X.X.X"
    exit
fi

if [ -d "$DIRECTORY" ]; then
    echo "Magento directory exists, skip download!"
    exit 0
fi


function download {
    echo "_______________________________________________________________________________"
    echo ""
    echo "   Mage Load, v$VERSION"
    echo "   Download: magento-$1.tar.gz"
    echo "_______________________________________________________________________________"
    echo ""

    # http://www.magentocommerce.com/downloads/assets/1.8.1.0/magento-1.8.1.0.tar.gz
    curl -O "$BASE_URL/$1/$FILE"
}


case "$1" in
    "1.9.0.1" | \
    "1.9.0.0" | \
    "1.8.1.0" | \
    "1.8.0.0" | \
    "1.7.0.2" | \
    "1.7.0.1" | \
    "1.7.0.0" | \
    "1.6.2.0" | \
    "1.6.1.0" | \
    "1.6.0.0" | \
    "1.5.1.0" | \
    "1.5.0.1" | \
    "1.4.2.0" | \
    "1.4.1.1" | \
    "1.4.1.0" | \
    "1.4.0.1" | \
    "1.4.0.0")
    download $1 || tar xfvz $FILE || rm -rf $FILE
    ;;
*)
    echo "$1 is not a valid Magento CE version or lower than 1.4.0.0"
    exit 1
    ;;
esac