if your audio source has podcast, great news! this script will add **BASIC** support for podcasts. It will just download the first audio it finds in the xml.
@@ -0,0 +1,13 @@
+#!/bin/bash
+set -eu
+
+url="$(curl -s "$1" | \
+ xmlstarlet sel -T -N atom="http://www.w3.org/2005/Atom" \
+ -t -m '//atom:link[@rel="enclosure"]' -v @href -n | \
+ head -n 1 )"
+test -z "$url" && exit 1
+out="$(mktemp "--tmpdir=$TMPDIR" podcast-XXXXXXXX.ogg)"
+trap 'rm -f "$out"' EXIT
+wget -q "$url" -O "$out"
+echo "file://$(realpath "$out")"
+exit 0