#!/bin/sh

url=https://bitbucket.org/jhunkeler/calfuse/downloads/calfuse-data.tar.bz2
tarball=$(basename $url)

if [ -z "$(which wget 2>/dev/null)" ]; then
	echo Please install 'wget'.
	exit 1
fi

if [ -z "$(which tar 2>/dev/null)" ]; then
	echo Please install 'tar'.
	exit 1
fi

if [ -f "$tarball" ]; then
	echo $tarball already exists. Delete it and re-run this script.
	exit 1
fi

wget --no-check-certificate $url

if [ $? -ne 0 ]; then
	echo Aborting. Failed to download $tarball.
	exit 1
fi

echo Extracting $tarball ...
tar -xf $tarball