A shell script to put an IEEE copyright notice at the bottom of the front page of the paper

put_ieee_copyright_notice.bash

#!/bin/bash
set -euo pipefail

if [[ $# != 4 ]]; then
  echo "Usage: $0 YEAR DOI INPUT.pdf OUTPUT.pdf" >&2
  echo "Example: $0 2023 XX.XXXX/XXXXX.XXXX.XXXXX INPUT.pdf OUTPUT.pdf" >&2
  exit 1
fi

YEAR=$1
DOI=$2
INPUT_FILE=$3
OUTPUT_FILE=$4

CPDF_CMD=${CPDF_CMD:-cpdf}
if ! command -v $CPDF_CMD &> /dev/null; then
  echo "The command '$CPDF_CMD' could not be found."
  echo "Please install the 'cpdf' command or specify the correct binary location by the 'CPDF_CMD' environment variable."
  exit
fi

STR="© $YEAR IEEE.  Personal use of this material is permitted.  Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, creating new collective works, for resale or redistribution to servers or lists, or reuse of any copyrighted component of this work in other works. DOI: $DOI"

FMTSTR=$(echo "$STR" | fmt -160)

echo "The following copyright notice will be put:"
echo
echo "$FMTSTR"
echo
echo "Please be aware that this tool is NOT official. Please consult the latest information from IEEE: https://journals.ieeeauthorcenter.ieee.org/become-an-ieee-journal-author/publishing-ethics/guidelines-and-policies/post-publication-policies/"
echo

FMTSTR_IN=$(echo "$FMTSTR" | sed -e ':a' -e 'N' -e '$!ba' -e 's/\n/\\n/g')

$CPDF_CMD -add-text "$FMTSTR_IN" -bottom 8pt -font-size 8 -line-spacing 1.1 $INPUT_FILE 1 -o $OUTPUT_FILE

echo "Done"