#!/bin/bash
  
  function recursive_optimize_images() {
  cd $1;
  optipng -o6 *.png;
  jpegoptim --strip-all *.jpg;
  for svg in `ls *.svg`;
  do
      mv $svg $svg.opttmp;
      scour -i $svg.opttmp -o $svg --create-groups --enable-id-stripping --enable-comment-stripping --shorten-ids --remove-metadata;
  done;
  rm *.opttmp
  for dir in `ls -d */`;
  do
      recursive_optimize_images $dir;
      cd ..;
  done;
  }
  
  recursive_optimize_images ../../