#!/bin/sh -e magpi_regex="MagPi[[:digit:]]*.pdf" magpi_loc="https://www.raspberrypi.org/magpi-issues" magpi_latest="$(curl "$magpi_loc/?C=M;O=D" -s | grep "$magpi_regex" -m 1 -o | head -n 1)" if [ ! -f "files/$magpi_latest" ]; then find files/ -regextype grep -regex "files/$magpi_regex" -delete wget "$magpi_loc/$magpi_latest" -O "files/$magpi_latest" fi file "files/$magpi_latest" | grep -q "PDF document" install -v -o 1000 -g 1000 -d "${ROOTFS_DIR}/home/${FIRST_USER_NAME}/MagPi" install -v -o 1000 -g 1000 -m 644 "files/$magpi_latest" "${ROOTFS_DIR}/home/${FIRST_USER_NAME}/MagPi/"