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<?php
/**
 * Joomla! Content Management System
 *
 * @copyright  (C) 2017 Open Source Matters, Inc. <https://www.joomla.org>
 * @license    GNU General Public License version 2 or later; see LICENSE
 */

namespace Joomla\CMS\MVC\Factory;

\defined('JPATH_PLATFORM') or die;

use Joomla\CMS\Application\CMSApplicationInterface;
use Joomla\CMS\Filesystem\Path;
use Joomla\CMS\Language\Text;
use Joomla\CMS\MVC\Controller\BaseController;
use Joomla\CMS\MVC\Model\BaseDatabaseModel;
use Joomla\CMS\MVC\Model\ModelInterface;
use Joomla\CMS\Table\Table;
use Joomla\Input\Input;

/**
 * Factory to create MVC objects in legacy mode.
 * Uses the static getInstance function on the classes itself. Behavior of the old none
 * namespaced extension set up.
 *
 * @since  3.10.0
 */
class LegacyFactory implements MVCFactoryInterface
{
	/**
	 * Method to load and return a controller object.
	 *
	 * @param   string                   $name    The name of the controller
	 * @param   string                   $prefix  The controller prefix
	 * @param   array                    $config  The configuration array for the controller
	 * @param   CMSApplicationInterface  $app     The app
	 * @param   Input                    $input   The input
	 *
	 * @return  \Joomla\CMS\MVC\Controller\ControllerInterface
	 *
	 * @since   4.0.0
	 * @throws  \Exception
	 */
	public function createController($name, $prefix, array $config, CMSApplicationInterface $app, Input $input)
	{
		throw new \BadFunctionCallException('Legacy controller creation not supported.');
	}

/**
	 * Method to load and return a model object.
	 *
	 * @param   string  $name    The name of the model.
	 * @param   string  $prefix  Optional model prefix.
	 * @param   array   $config  Optional configuration array for the model.
	 *
	 * @return  ModelInterface  The model object
	 *
	 * @since   3.10.0
	 * @throws  \Exception
	 */
	public function createModel($name, $prefix = '', array $config = [])
	{
		// Clean the model name
		$modelName   = preg_replace('/[^A-Z0-9_]/i', '', $name);
		$classPrefix = preg_replace('/[^A-Z0-9_]/i', '', $prefix);

return BaseDatabaseModel::getInstance($modelName, $classPrefix, $config);
	}

/**
	 * Method to load and return a view object.
	 *
	 * @param   string  $name    The name of the view.
	 * @param   string  $prefix  Optional view prefix.
	 * @param   string  $type    Optional type of view.
	 * @param   array   $config  Optional configuration array for the view.
	 *
	 * @return  \Joomla\CMS\MVC\View\ViewInterface  The view object
	 *
	 * @since   3.10.0
	 * @throws  \Exception
	 */
	public function createView($name, $prefix = '', $type = '', array $config = [])
	{
		// Clean the view name
		$viewName    = preg_replace('/[^A-Z0-9_]/i', '', $name);
		$classPrefix = preg_replace('/[^A-Z0-9_]/i', '', $prefix);
		$viewType    = preg_replace('/[^A-Z0-9_]/i', '', $type);

// Build the view class name
		$viewClass = $classPrefix . $viewName;

if (!class_exists($viewClass))
		{
			$path = Path::find($config['paths'], BaseController::createFileName('view', array('name' => $viewName, 'type' => $viewType)));

if (!$path)
			{
				return null;
			}

\JLoader::register($viewClass, $path);

if (!class_exists($viewClass))
			{
				throw new \Exception(Text::sprintf('JLIB_APPLICATION_ERROR_VIEW_CLASS_NOT_FOUND', $viewClass, $path), 500);
			}
		}

return new $viewClass($config);
	}

/**
	 * Method to load and return a table object.
	 *
	 * @param   string  $name    The name of the table.
	 * @param   string  $prefix  Optional table prefix.
	 * @param   array   $config  Optional configuration array for the table.
	 *
	 * @return  \Joomla\CMS\Table\Table  The table object
	 *
	 * @since   3.10.0
	 * @throws  \Exception
	 */
	public function createTable($name, $prefix = 'Table', array $config = [])
	{
		// Clean the model name
		$name   = preg_replace('/[^A-Z0-9_]/i', '', $name);
		$prefix = preg_replace('/[^A-Z0-9_]/i', '', $prefix);

return Table::getInstance($name, $prefix, $config);
	}
}