Classloader.php

<?php

/**
 * @author Timo Stepputtis
 *
 */

/**
 * Excludes specified directories
 */
class MyRecursiveFilterIterator extends RecursiveFilterIterator {

  public static $FILTERS = array ('pdf' );

  public function accept( ) {
    return ! in_array ( $this->current ( )->getFilename ( ), self::$FILTERS, true );
  }
}

/**
 * Loads all classes recursively
 */
class Classloader {

  const BASE_DIR = __DIR__;

  const searchDirs = array ('classes','controllers','models' );

  /**
   * Search for $className recursively
   *
   * @param string $className          
   */
  public static function load( $className ) {
    foreach ( Classloader::searchDirs as &$cDir ) {
      $dir = new RecursiveDirectoryIterator ( Classloader::BASE_DIR . DIRECTORY_SEPARATOR . $cDir, RecursiveDirectoryIterator::SKIP_DOTS );
      $fItr = new MyRecursiveFilterIterator ( $dir );
      $itr = new RecursiveIteratorIterator ( $fItr );
      $regex = new RegexIterator ( $itr, '/^.+\.php$/i', RecursiveRegexIterator::GET_MATCH );
      
      foreach ( $regex as $filename ) {
        if ( strstr ( $filename [0], $className ) ) {
          require_once $filename [0];
        }
      }
    }
  }
}

?>