$(
for field in $VCF_FIELDS; do
for key in $field $field{0..100}; do
- [ -z "$_POST[$key]" ] && break
+ [ -z "${_POST[$key]+x}" ] && break
value="$(printf %s "$_POST[$key]" |sed -r ':a;N;$!ba;s:\n:\\n:g;s:\r:\\r:g')"
- printf '%s:%s\n' "${field}" "$value"
+ [ "${key%%[0-9]*}" = TEL ] && tag="TYPE=${_POST[phonetype${key#TEL}]}" || tag=''
+ [ -n "$value" ] && printf '%s:%s\n' "${field}${tag:+;$tag}" "$value"
done
done
[ "${_POST[action]}" = addfield ] && printf '%s:\n' "${_POST[newfield]}"