Convert webp thumbnail to jpg on IA item

ia_webp_to_jpg.sh

#!/bin/bash

set -o errexit  # abort on nonzero exitstatus
set -o nounset  # abort on unbound variable
set -o pipefail # don't hide errors within pipes

set -x

URL=${1}
TEMP_DIR=$(mktemp -d)

ITEM_NAME=$(echo $URL | cut -d/ -f5)

WEBP_FILENAME=$(ia metadata $ITEM_NAME | jq .files[].name | grep .webp)
if [ $(echo $WEBP_FILENAME | grep \" | wc -l) -eq 0 ]; then
	echo No .webp in this item
	exit
fi

WEBP_FILENAME=$(echo $WEBP_FILENAME | sed -e 's/"//g')

pushd "${TEMP_DIR}"
wget https://archive.org/download/${ITEM_NAME}/${WEBP_FILENAME}
convert -- ${WEBP_FILENAME} ${ITEM_NAME}.jpg
ia upload ${ITEM_NAME} ${ITEM_NAME}.jpg
rm -- ${WEBP_FILENAME} ${ITEM_NAME}.jpg

popd
rmdir $TEMP_DIR