FreenetIS

<?php defined('SYSPATH') or die('No direct script access.');

/**

* Loader.

*

* $Id: Loader.php 1758 2008-01-21 00:05:34Z PugFish $

*

* @package Core

* @author Kohana Team

* @copyright (c) 2007-2008 Kohana Team

* @license http://kohanaphp.com/license.html

*/

class Loader {

/**

* Autoloads libraries and models specified in config file.

*/

public function __construct()

{

foreach(array (Config::get('preload')) as $type => $load)

{

if ($load == FALSE) continue;

foreach(explode(',', $load) as $name)

{

if (($name = trim($name)) == FALSE) continue;

switch($type)

{

case 'libraries':

if ($name == 'database')

{

$this->database();

}

else

{

$this->library($name);

}

break;

case 'models':

$this->model($name);

break;

}

}

}

}

/**

* Load library.

*

* @param string library name

* @param array custom configuration

* @param boolean return library instance instead of adding to Kohana instance

* @return FALSE|Object FALSE if library is already loaded, instance of library if return is TRUE

*/

public function library($name, $config = array(), $return = FALSE)

{

if (isset(Kohana::instance()->$name) AND $return == FALSE)

return FALSE;

if ($name == 'database')

{

return $this->database($config, $return);

}

else

{

$class = ucfirst($name);

$class = new $class($config);

if ($return == TRUE)

return $class;

Kohana::instance()->$name = $class;

}

}

/**

* Load database.

*

* @param string Database config group to use

* @param boolean return database instance instead of adding to Kohana instance

* @return void|Database database instance if return is TRUE

*/

public function database($group = 'default', $return = FALSE)

{

$db = new Database($group);

// Return the new database object

if ($return == TRUE)

return $db;

Kohana::instance()->db = $db;

}

/**

* Load helper. Deprecated.

*

* @param string helper name

*/

public function helper($name)

{

// Just don't do this... there's no point.

Log::add('debug', 'Using $this->load->helper() is deprecated. See Kohana::auto_load().');

}

/**

* Load model.

*

* @param string model name

* @param string custom name for accessing model, or TRUE to return instance of model

* @return void|FALSE|Object FALSE if model is already loaded, instance of model if alias is TRUE

*/

public function model($name, $alias = FALSE)

{

// The alias is used for Controller->alias

$alias = ($alias == FALSE) ? $name : $alias;

$class = ucfirst($name).'_Model';

if (isset(Kohana::instance()->$alias))

return FALSE;

if (strpos($name, '/') !== FALSE)

{

// Handle models in subdirectories

require_once Kohana::find_file('models', $name);

// Reset the class name

$class = end(explode('/', $class));

}

// Load the model

$model = new $class();

// Return the model

if ($alias === TRUE)

return $model;

Kohana::instance()->$alias = $model;

}

/**

* Load view.

*

* @param string view name

* @param array data to make accessible within view

* @return View

*/

public function view($name, $data = array())

{

return new View($name, $data);

}

} // End Loader Class

*

$this->load = new Loader;

// Loader should always be available

$this->load = Kohana::$instance->load;

// Loader should always be available