extract

#!/bin/bash

for args in "$@"
do
	fname=$(readlink -f "$args")
	bname=$(basename "$fname")
	dest1st=${bname%.*}
	dest2nd=${dest1st%.*}

	case "$bname" in
		*.tar.gz | *.tar.bz2 | *.tar.xz | *.tar.7z)
			destdir=${dest2nd};;
		*)
			destdir=${dest1st};;
	esac

	mkdir "$destdir"

	if [ "$?" != "0" ]
	then
		echo Directory creating failed.
		exit 1
	fi

	cd "$destdir"

	case "$bname" in
		*.tar.bz2 | *.tarbz2 | *.tbz2)
			tar xvjf "$fname";;
		*.tar.gz | *.targz | *.tgz)
			tar xvzf "$fname";;
		*.tar.xz | *.tarxz | *.txz)
			tar xvJf "$fname";;
		*.tar.7z | *.tar7z | *.t7z)
			7z x -so "$fname" | tar xf -;;
		*.zip | *.ZIP)
			LANG=C 7z x "$fname"
			fenc=$(find ./ -type f |enca -L zh -i)
			[ "$?" = "0" ] && [ "$fenc" != "ASCII" ] && \
				eval convmv -f $fenc -t UTF-8 --notest -r *;;
		*.deb)
			ar x "$fname";;
		*)
			7z x "$fname";;
	esac

	cd "$OLDPWD"
done

exit 0