77 lines
1.9 KiB
Bash
77 lines
1.9 KiB
Bash
#!/bin/bash
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#
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#
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####################################################################################
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# script che recupera l'ultimo podcast del gr3
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#
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#V:2.1 alpha_debug_mode 15 FEBBRAIO 2022
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#
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# dipendenze: curl,jq,cat,wget
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#
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# log: cambio api rai e dominio
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####################################################################################
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# set global variable
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gr3api="https://www.raiplaysound.it/programmi/gr3.json"
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grbase="https://www.raiplaysound.it"
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ag="Mozilla/5.0 (Windows NT 10.0; WOW64; rv:40.0) Gecko/20100101 Firefox/56.0"
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# remove old jason data
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rm ./data/gr3.json
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#rm ./data/Lgr3.json
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# get jason data
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curl -A "$ag" "$gr3api" -o data/gr3.json
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echo " "
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echo " "
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echo "get data api... done!"
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echo " "
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# extract jason data of the last podcast
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dataT=`cat ./data/gr3.json | jq -r '."block" | ."cards" | .[0] | ."downloadable_audio" | ."title"'`
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echo " "
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echo "extract data... find.."
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echo " "
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echo " "
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echo podcast_title: $dataT
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echo " "
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Lpodcast=`cat ./data/gr3.json | jq -r '."block" | ."cards" | .[0] | ."downloadable_audio" | ."url"'`
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echo " "
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echo podcast_url: $Lpodcast
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echo " "
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# extract time and date onair podcast
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ora=`cat ./data/gr3.json | jq -r '."block" | ."cards" | .[0] | ."create_time"'`
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Ora=`echo $ora | sed -e 's/\ /\n/g' | grep ":"| sed -e 's/\:/\_/g'`
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data=`cat ./data/gr3.json | jq -r '."block" | ."cards" | .[0] | ."create_date"'`
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Data=`echo $data | sed -e 's/\//\-/g'`
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echo " "
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echo log_podcast_creation: $Data $Ora
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echo " "
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echo " "
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# download podcast
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echo " download podcast.. opus_encode.."
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echo " "
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wget -d -c -U "$ag" "$Lpodcast" -O gr3_"$Data"_"$Ora".mp3
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# encode audio data... small file
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#ffmpeg -i gr3_"$Data"_"$Ora".mp3 -vn -acodec aac -ab 70k -ac 1 gr3_"$Data"_"$Ora".m4a
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ffmpeg -i gr3_"$Data"_"$Ora".mp3 -acodec libopus -b:a 48k -ac 1 gr3_"$Data"_"$Ora".opus
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rm gr3_"$Data"_"$Ora".mp3
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