PRESTASHOP_SOURCE_URL="https://download.prestashop.com/download/releases/prestashop_1.7.0.5.zip"

extract_source() {
  local DESTDIR=$1
    
  # retrieve and extract Prestashop Zip File
  rc_tarball="${DESTDIR}/prestashop.zip"
  sudo wget -q -O "$rc_tarball" "$PRESTASHOP_SOURCE_URL" \
    || ynh_die "Unable to download source tarball"
  sudo unzip "$rc_tarball" "$DESTDIR" \
    || ynh_die "Unable to extract source tarball"
  sudo rm "$rc_tarball"
}