/system/engine/loader.php

<?php

final class Loader {

	protected $registry;

	

	public function __construct($registry) {

		$this->registry = $registry;

	}

	

	public function __get($key) {

		return $this->registry->get($key);

	}



	public function __set($key, $value) {

		$this->registry->set($key, $value);

	}

	

	public function library($library) {

		$file = DIR_SYSTEM . 'library/' . $library . '.php';

		

		if (file_exists($file)) {

			include_once($file);

		} else {

			trigger_error('Error: Could not load library ' . $library . '!');

			exit();					

		}

	}

	

	public function model($model) {

		$file  = DIR_APPLICATION . 'model/' . $model . '.php';

		$class = 'Model' . preg_replace('/[^a-zA-Z0-9]/', '', $model);

		

		if (file_exists($file)) {

			include_once($file);

			

			$this->registry->set('model_' . str_replace('/', '_', $model), new $class($this->registry));

		} else {

			trigger_error('Error: Could not load model ' . $model . '!');

			exit();					

		}

	}

	 

	public function database($driver, $hostname, $username, $password, $database, $prefix = NULL, $charset = 'UTF8') {

		$file  = DIR_SYSTEM . 'database/' . $driver . '.php';

		$class = 'Database' . preg_replace('/[^a-zA-Z0-9]/', '', $driver);

		

		if (file_exists($file)) {

			include_once($file);

			

			$this->registry->set(str_replace('/', '_', $driver), new $class());

		} else {

			trigger_error('Error: Could not load database ' . $driver . '!');

			exit();				

		}

	}

	

	public function config($config) {

		$this->config->load($config);

	}

	

	public function language($language) {

		return $this->language->load($language);

	}

} 

?>