libconfig 
Simple php class to create a key-value storage. Basically, you can just throw your configuration at it, be it arrays, json, files or even directories, and libconfig will make it accessible in an intuitive way.
Simple php class to create a key-value storage. Basically, you can just throw your configuration at it, be it arrays, json, files or even directories, and libconfig will make it accessible in an intuitive way.