stream fetcher

stream-fetcher.sh

#!/usr/bin/bash

livestreamxml="http://www.srf.ch/webservice/ais/report/audio/withLiveStreams"
lines=$(curl -s www.srf.ch/sendungen/maloney | grep 'urn:srf:ais:audio:' | sed  's/\s*data-urn="urn:srf:ais:audio:\([a-zA-Z0-9-]*\).*/\1/ p')

readarray -t ids <<<"$lines"
nelems=${#ids[@]}

echo "Found $nelems streams."

if [[ $# -eq 1 ]]; then
    sel=$1
else
    echo "Try downloading most recent stream."
    sel=1
fi

if [[ $sel -lt $nelems ]]; then
    xmlfile="${livestreamxml}/${ids[${sel}]}.xml"
    echo "xmlfile: $xmlfile"
    xcontent=$(curl -s $xmlfile)
    rtmpUrl=$(echo "${xcontent}" | grep rtmp | sed 's/<[\/a-zA-Z]*>//g')
    title=$(echo "${xcontent}" | grep '/title' | head -n1 | sed -n 's/\s*<title>\(.*\)<.*/\1/ p')
    date=$(echo "${xcontent}" | grep 'assetSetTitle' | sed -n 's/.*Maloney\s*vom\s*\([0-9]\{2\}\)\.\([0-9]\{2\}\)\.\([0-9]\{4\}\).*/\3-\2-\1/ p')
    echo "title: $title"
    echo "date: $date"
    echo "streamurl: $rtmpUrl"
    dst="${date}-${title// /_}.flv"
    echo "dest: $dst"
    rtmpdump -r $rtmpUrl -o $dst
else
    echo "Invalid input: $0 id, where id=$1 "
    echo "id must be <= $nelems."
    exit 1
fi