get_audio_from_google

#!/bin/bash

if [[ -z $GOOGLE_API_KEY ]]; then
    echo "configure google api key before. Launch: "
    echo "export GOOGLE_API_KEY='your_google_api_key_here'"
    exit 1
fi

if [[ ! -z $1 ]] ; then
    #extract only $1 file
    GREP='^\./'$1'|'
else
    GREP='^\./.*|'
fi

#create directories
for dir in core/digits core/dictate core/phonetic core/followme core/letters extra/wx extra/ha; do
    mkdir -p $dir
done

SAVEIFS=$IFS
IFS=$(echo -en "\n\b")
for row in $(grep $GREP text)
do
    FILENAME=$(echo $row | cut -d\| -f1)
    TEXT=$(echo $row | cut -d\| -f2)
    PACKAGE=$(echo $row | cut -d\| -f3 | awk '{print $1}')
    if [[ ! -d $PACKAGE ]]; then
        mkdir $PACKAGE
    fi
    curl 'https://texttospeech.googleapis.com/v1/text:synthesize?key='$GOOGLE_API_KEY -H 'Content-Type:application/json' --data '{"input":{"text":"'$(echo $TEXT | sed "s/\([;\"']\)/\\\\\1/g" )'"}, "voice": {"languageCode":"it-IT", "name":"it-IT-Wavenet-A", "ssmlGender":"FEMALE"}, "audioConfig": {"audioEncoding":"LINEAR16"} }' | jq -r '.audioContent' | base64 --decode > $PACKAGE/$FILENAME.sln16

    echo -e "$PACKAGE $FILENAME\t$TEXT"

done
IFS=$SAVEIFS