#!/bin/bash

set -euo pipefail

DATE=$(date +%F_%H-%M-%S)
OUTFILE="/tmp/${DATE}"

scanimage --source 'ADF Duplex' --format tiff --mode Gray --resolution 300 --page-width 210 --page-height 297.3 -x 210 -y 297.3 --batch=${OUTFILE}_p%04d.tiff

convert ${OUTFILE}_*.tiff ${OUTFILE}.pdf
ocrmypdf -l deu ${OUTFILE}.pdf ${OUTFILE}.OCR.pdf

rm -f ${OUTFILE}_*.tiff
rm -f ${OUTFILE}.pdf

chown nobody:nogroup "${OUTFILE}.OCR.pdf"

mv "${OUTFILE}.OCR.pdf" "/srv/scansnap/${DATE}.pdf"