<?php

// Check the 'modules' directory...

$modules_dir = dirname(__FILE__).'/modules';

$classes = array(

  'main' => array(),

  'sub' => array(),

);

$iterator = new DirectoryIterator($modules_dir);

foreach($iterator as $dir){

  $path = "$modules_dir/$dir";

  $info = pathinfo($path);

  if ($dir != '.' && $dir != '..'){

    // ... and include any PHP files, ...

    if (is_file($path) && $info['extension'] == 'php') {

      // Also include PHP files in the modules directory.

      $classes['main'][] = $path;

    // ... then check module subdirectories...

    } else if( is_dir($path)) {

      $subiterator = new DirectoryIterator($path);

      foreach($subiterator as $file) {

        $filepath = "$path/$file";

        $pathinfo = pathinfo($filepath);

        // ... for more php files...

        if ($file != '.' && $file != '..' && is_file($filepath) && $pathinfo['extension'] == 'php') {

         // ... and load them.

          $classes['sub'][] = $filepath;

        }

      }

    }

  }

}

// Ok, now actually load them, and store the classpaths.

$declared_classes = get_declared_classes();

foreach($classes as $type) {

  foreach($type as $path) {

    // Load the file

    include($path);

    // Check for new declared classes... 

    $new_declared_classes = get_declared_classes();

    foreach($new_declared_classes as $new_class) {

      if (!in_array($new_class, $declared_classes)) {

        // ... and store them.

        Entry::add_classpath($new_class, $path);

      }

    }

    $declared_classes = $new_declared_classes;

  }

}