#!/bin/sh
#
# Download latest episode from SRF "100 Sekunden Wissen".
#

addr="https://www.srf.ch/feed/podcast/sd/d0d9378f-add4-4449-977f-71e52331472d.xml"
xml=$(curl -s "$addr")
url=$(printf "%s" "$xml" | sed -n 's/.*url="\([^"]*\)".*/\1/p' | head -1)
file=$(basename "${url%%\?*}")

[ -n "$url" ] && [ ! -f "$file" ] && curl -s -o "$file" "$url"