Download package dependecies recursively on debian-like systems

download-deps.sh

#!/bin/bash

set -e

# If argument is non-empty and the package exitst
if [[ -n $1 ]] && [[ $(apt show $1) ]]; then
  dir=$HOME/$1
  #rm -rf $dir # Uncomment for development
  mkdir $dir
  cd $dir
  apt-cache depends --recurse --no-recommends --no-suggests --no-conflicts --no-breaks --no-replaces --no-enhances $1 | \
  	grep "^\w" | \
  	sort -u | \
  	sudo xargs apt-get download
  	sudo chown $USER *
	echo -e "\n\nDownloaded all deps into $dir"
  # Return to the previous dir
  cd - > /dev/null
else
  echo 'usage: "./download-deps.sh package-name"'
fi