renameFileToParentFoldername.sh

#!/bin/bash

# Rename file to the name of parent folder

# Install nautilus-actions:
# http://ubuntuforums.org/showthread.php?t=91377

# Only support 3 character file extention
extention=${1:(-4):4}
#echo $extention

# Getting name of the parent folder
parentdirectoryname=`dirname "$1" | tr / \\\\n | tail -1`
#echo $parentdirectoryname

directory=`dirname "$1"`

newname="${directory}/${parentdirectoryname}${extention}"

# Moving file
mv "$1" "$newname"