gr_podcast/gr1

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2020-11-10 14:44:22 +01:00
#!/bin/bash
#
#
####################################################################################
# script che recupera l'ultimo podcast del gr1
#
#v:1.0 Novembre 2020
#
# dipendenze: curl,jq,cat,wget,ffmpeg
#
#
####################################################################################
# set global variable
gr1api="https://www.raiplayradio.it/programmi/gr1/?json"
grbase="https://www.raiplayradio.it"
ag="Mozilla/5.0 (Windows NT 10.0; WOW64; rv:40.0) Gecko/20100101 Firefox/56.0"
# remove old jason data
rm ./data/gr1.json
rm ./data/Lgr1.json
# get jason data
curl -A "$ag" "$gr1api" -o data/gr1.json
echo " "
echo "get data api... done!"
echo " "
# extract jason data of the last podcast
dataL=`cat ./data/gr1.json | jq -r ."pathFirstItem"`
echo " "
echo log: $dataL
echo " "
curl -A "$ag" "$grbase$dataL" -o data/Lgr1.json
Lpodcast=`cat ./data/Lgr1.json | jq -r '.["audio"] | .contentUrl'`
echo " "
echo log: $Lpodcast
echo " "
# extract time and date onair podcast
ora=`cat ./data/Lgr1.json | jq -r ."timePublished"`
Ora=`echo $ora | sed -e 's/\ /\n/g' | grep ":"| sed -e 's/\:/\_/g'`
data=`cat ./data/Lgr1.json | jq -r ."datePublished"`
Data=`echo $data | sed -e 's/\//\-/g'`
echo " "
echo log: $Data $Ora
echo " "
echo " "
# download podcast
wget -d -c -U "$ag" "$Lpodcast" -O gr1_"$Data"_"$Ora".mp3
# encode audio data... small file
#ffmpeg -i gr1_"$Data"_"$Ora".mp3 -vn -acodec aac -ab 80k gr1_"$Data"_"$Ora".m4a
ffmpeg -i gr1_"$Data"_"$Ora".mp3 -acodec libopus -b:a 64k gr1_"$Data"_"$Ora".opus
rm gr1_"$Data"_"$Ora".mp3