#!/bin/bash
echo `basename $0`, Spawn 2005

#Special thanks to PaulTT for the extension take.. :)

recursive() 
{
	for file in *
	do
		if [ $OPTION -eq 1 ] ; then
			if [ -d "$file" ] ; then
				cd $file
				recursive . $OPTION 
			fi
			
		fi
		if [ ! 	-d "$file" ]; then
			EXTEN=$(echo $file | sed -e 's/.*\.//')
			nuovo=${file%.*}
			nuovo=${nuovo//_/ }
			nuovo=${nuovo/-/ - }
			nuovo=${nuovo//./ }
			nuovo=${nuovo/  -  / - }
			FIRST=${nuovo:0:1}
			REST=`echo ${nuovo:1} | tr A-Z a-z`
			if [ "$file" != "$EXTEN" ]; then
				if [ "$file" != "$FIRST$REST.$EXTEN" ];  then
					mv "$file" "$FIRST$REST.$EXTEN"
					file=$FIRST$REST.$EXTEN
				else
					continue
				fi
			
			else 	
				if [ "$file" != "$FIRST$REST" ]; then
					mv "$file" "$FIRST$REST"
					file=$FIRST$REST
				else
					continue
				fi
			fi
		fi	
	done
}
OPTION=0
case $1 in
	"-h") 
		echo "  A script to rename automatically all the files which have got underscores"
		echo "  in place of whitespaces or which have all capital characters"
		echo ""
		echo "  Usage: `basename $0` [-r -h]"
		echo "      -h   show this help and exit"
		echo "      -r   rename files in recursive mode"
		echo "  Example:  ThIs.Is.My_FuCkeD-FiLe  This is my fucked - file"
		exit 0
		;;
	"-r")
		OPTION=1
		;;
	"")
		#do nothin! 
		;;
	"*")
		$0 -h
		echo "'$1' option not recognized!"
		exit 1
		;;
esac
recursive