#!/bin/bash

# ex - archive extractor
# usage: ex <file>
ex () {
	local args=$@
	local file=${args[@]}

	echo "$file"

	if [ -f "$file" ] ; then
		case "$file" in
			*.tar.bz2) tar xjf "$file" ;;
			*.tar.gz) tar xzf "$file" ;;
			*.bz2) bunzip2 "$file" ;;
			*.rar) unrar x "$file" ;;
			*.gz) gunzip "$file" ;;
			*.tar) tar xf "$file" ;;
			*.tbz2) tar xjf "$file" ;;
			*.tgz) tar xzf "$file" ;;
			*.zip) unzip "$file" ;;
			*.Z) uncompress "$file";;
			*.7z) 7z x "$file" ;;
			*) echo "'"$file"' cannot be extracted via ex()" ;;
		esac
	else
		echo "'"$file"' is not a valid file"
	fi
}

ex "$@"