Validating a project Vs PHP coding structure - URGENT URGENT !!!!!!!!!!!!!!

[helpwanted]

Hi,

      I am new to PHP and I am working for creating a script that accept a project,means a list of directorys and files

These files need to be validated with the coding standards provided by the company.The coding standards and naming conventions will be uploaded as a XML file.They need it using Regulaar Expressions.

Is there any open source script for this.Any script is available for checking PHP coding strucure and commenting structure?.If something near to this requirement ,please HELP ME

I am running out of time