ckrhetcrec

ckrhetcrec.sh

#!/bin/sh

# Enregistre l’émission Et cetera sur les ondes de Oui FM CKRH
# chaque vendredi soir à 20:00, heure d’Halifax.
#
# Executer regulièrement via cron :
#   59 7 * * 6 ckrhetcget.sh > /dev/null

set -e

timezone="America/Halifax"
formattsms="%s%3N"
radioday="` TZ="$timezone" date +'%Y-%m-%d' `"
starttimetsms="` TZ="$timezone" date -d "$radioday 20:00:00" +"$formattsms" `"
starttimets="` echo "$starttimetsms / 1000" | bc `"
now="` date +"$formattsms" `"
diff="` echo "$starttimetsms - $now" | bc `"

if [ "$diff" -gt 0 ]
then
  starttime="` date -d "@$starttimets" +'%Y-%m-%d %H:%M:%S %Z' `"
  waittime="` echo "scale=3; $diff / 1000" | bc `"
  echo "Waiting until $starttime ($waittime s)..."
  sleep "$waittime"
else
  starttime="` date +'%Y-%m-%d %H:%M:%S %Z' `"
fi

timestamp="` TZ="$timezone" date +'%Y%m%d-%H%M%S' `"
outfile="ckrh-$timestamp.mp4"
outdir="$HOME/Music/ckrh"
outpath="$outdir/$outfile"

length="$1"
[ -z "$length" ] && length="02:00:00"

[ ! -d "$outdir" ] && mkdir -p "$outdir"

echo "RECORDING..."
echo "Start time: $starttime"
echo "Length: $length"
echo "Output: $outpath"

ffmpeg \
  -loglevel quiet -hide_banner \
  -i https://stream2.statsradio.com/8076/stream \
  -t "$length" \
  "$outpath"