rwget: wget through ssh tunnel

rwget.sh

#!/usr/bin/env sh
# TODO: replace your-hostname-here.com and path_to_your_rwget_folder

if [ $# -lt 1 ] ; then
  echo "usage: rwget URL"
  exit 1
fi

filename=`ssh your-hostname-here.com URL=$1 'bash -s' << 'ENDSSH'
cd path_to_your_rwget_folder
wget -q --no-use-server-timestamps $URL
ls -t | head -n 1
ENDSSH`

scp your-hostname-here.com:/path_to_your_rwget_folder/${filename} .