#!/bin/sh -e
# minimalistic replacement for `run-mailcap --action=cat <file>`

if test "$#" != 1 ; then
	echo "Usage: astextplain <file>" 1>&2
	exit 1
fi

# XXX output encoding (UTF-8) hardcoded
case "$(file --brief --mime-type "$1")" in
	application/vnd.oasis.opendocument.spreadsheet | application/vnd.oasis.opendocument.formula | application/vnd.oasis.opendocument.text)
		odt2txt "$1" || cat "$1"
		;;
	application/msword)
		out=$(antiword -m UTF-8 "$1") && sed "s/\^M$//" <<<$out || cat "$1"
		;;
	application/vnd.openxmlformats-officedocument.wordprocessingml.* | application/vnd.ms-word.*.macroenabled.12)
		docx2txt.pl "$1" - || cat "$1"
		;;
	application/pdf)
		out=$(pdftotext -q -layout -enc UTF-8 "$1" -) && sed "s/(\^M$)|(^\^L)//" <<<$out || cat "$1"
		;;
	# TODO add rtf support
	application/rtf | text/rtf | text/plain | inode/x-empty)
		cat "$1"
		;;
	*)
		echo "E: unsupported filetype $1" 1>&2
		exit 1
		;;
esac

exit 0