script-for-using-latest-version.sh

#!/bin/bash
set -o errexit
#set -o pipefail
set -o nounset
IFS=$'\n\t'

# ------------------------------------------------------------------
# based on the script Kenichi Nagai https://github.com/keni-n/
# https://github.com/joergi/MagPiDownloader/blob/main/linux_mac/magpi-issue-downloader-latest.sh
# ------------------------------------------------------------------

# VERSION=0.1
# you don't need to run this script
# this is running automatically on Github each day to update the latest issues
TARGET_URL="https://www.raspberrypi.org/hello-world"
BASEDIR=$(dirname "$0")

#printf -v page_url "$TARGET_URL/issues"
page_url=$(printf '%s\n' "$TARGET_URL/issues")

echo $page_url
latest_issue=$(curl -sf "$page_url" | grep "Download PDF - Issue " | head -n 1 | sed -n 's/.*Download PDF - Issue \(.*\)/\1/p' | sed -n 's/^\([0-9]\+\)".*$/\1/p')

echo "Latest Issue is" "$latest_issue"

file="$BASEDIR/regular-issues.txt";
echo $file
echo "$latest_issue" >"$file"