#!/usr/local/bin/bash

#
# Directory info script
#
# List files in directory and info about file types
#
# v0.1, (c) kpn / Kahvipannu.Com RY / pepe@kahvipannu.fi
#

VER="0.1";
verb=0;
dir=".";
typ=".";
nam=".";

function help {

	echo -e "
	di.sh v$VER by kpn

	usage:
	di.sh [options]

	available options:
	-v                : verbose mode on (useless but anyways)
	-h                : this help
	-d <directory>    : directory to look in (default: .)
	-n <pattern>      : match pattern in filenames only
	-t <pattern>	  : match pattern in filenames and types

	example:
	di.sh -d /home/user -t ASCII
	looks for all ASCII files in /home/user
	"
	exit
}

function unk {

	echo -e "
	Unknown option
	try: di.sh -h
	"
	exit
}

while getopts  "hvd:n:t:" i; do
	case "$i" in
		h) help;;
		v) verb="1";;
		d) dir="$OPTARG";;
		t) typ="$OPTARG";;
		n) nam="$OPTARG";;
		*) unk;;
	esac
done
if [ $verb = 1 ]; then
	echo -e "Checking if directory $dir exists"
	echo
fi
if [ -d $dir ]; then
	if [ $verb = 1 ]; then
		echo -e "It exists..."
		echo
	else
	        echo -n
	fi
	echo
else
        echo -e "ERROR!! '\e[1m$dir\e[0m' does not exist! (or you don't have access to it)"
	exit
fi
if [ $verb = 1 ]; then
        echo -e "Changing into $dir"
	echo
fi
cd $dir
echo -e "Info about files in: \e[1m$dir\e[0m
"
if [ $verb = 1 ]; then
        echo -e "Listing files in $dir and getting information"
	echo

fi
ls | grep $nam | xargs file | grep $typ |\
awk '{ printf "\033[1m%s\033[0m\n", $1; $0=substr($0,length($1)+1,length($0)); sub(/^[ \t]+/, "", $0); printf " %s\n\n", $0 }'
exit