dotfiles/salt/states/files/install_firefox_addon

#!/bin/bash
set -aeo pipefail
filename="$1"
url="$2"
tmpfile=$(mktemp /tmp/install_firefox_addon.XXXXXX.xpi)

{% for name, args in pillar['firefox']['addons'].items() %}
if [[ $(grep -oP '(?<=\},\"name\":\"){{ name }}' {{ salt['user.info']( pillar['username'] ).home }}/.mozilla/firefox/*.default*/addons.json) ]]; then
    printf "{{ name }} is already installed\n"
else
    printf "installing {{ name }}\n"
    curl -sLo "$tmpfile" "$url"
    firefox "$tmpfile"
fi
{% endfor %}

rm "$tmpfile"