#!/bin/bash
DATAFILE="/opt/konyvleltar/data/isbn.txt"
INPUTFILE="/opt/konyvleltar/data/isbn-input-$RANDOM.txt"
ERRORFILE="/opt/konyvleltar/data/isbn-error.txt"

LIBRARY="http://localhost:32452/#paperbooks"

META_TMP="/home/calibre/meta.tmp"
COVER_TMP="/home/calibre/cover.jpg"

DUPES="-d" # "" or "-d"
RESTRICT_MOLY="" # "" or "--allowed-plugin Moly_hu"

if [ -f "$DATAFILE" ];
then
    mv "$DATAFILE" "$INPUTFILE"
    if [ -f "$META_TMP" ]; then rm "$META_TMP"; fi;
    if [ -f "$COVER_TMP" ]; then rm "$COVER_TMP"; fi;
    cat "$INPUTFILE" | while read ISBN
    do
        ALREADY_IN=`calibredb --with-library $LIBRARY list --fields isbn --search isbn:$ISBN | grep -v isbn | wc -l`
        if [ $ALREADY_IN -eq 0 ];
        then
            fetch-ebook-metadata $RESTRICT_MOLY --isbn $ISBN -c "$COVER_TMP" -o > "$META_TMP"
            if [ -s "$META_TMP" ]; # not empty
            then
                if [ -s "$COVER_TMP" ]; # not empty
                then
                COVER="--cover $COVER_TMP"
                else
                COVER=""
                fi
                calibredb --with-library $LIBRARY add $DUPES --isbn $ISBN $COVER dummy.paperbook
                ID=`calibredb --with-library $LIBRARY list --fields id --search isbn:$ISBN | grep -v id`
                calibredb --with-library $LIBRARY set_metadata $ID "$META_TMP"
            else
                echo $ISBN >> $ERRORFILE
            fi
            if [ -f "$META_TMP" ]; then rm "$META_TMP"; fi;
            if [ -f "$COVER_TMP" ]; then rm "$COVER_TMP"; fi;
        fi
    done
    rm $INPUTFILE
fi