This script can handle the operation of retrieving data from the locale files easily for the current language registered in session by passing a string like 'blog.post.title' while blog is a directory and post is file and title is the key for the string to retrieve.
Of course you can pass any length of string following this criteria 'dir.dir.dir.file.key'.
dir: is a directory name.file: is a file name without the php extension.key: is the key of the element to retrieve from the file.
Note: All files should have the php extension and return an array of key:value elements.