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* @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\Factory; use Joomla\CMS\Form\FormFactoryAwareInterface; use Joomla\CMS\Form\FormFactoryAwareTrait; use Joomla\CMS\MVC\Model\ModelInterface; use Joomla\Input\Input; /** * Factory to create MVC objects based on a namespace. * * @since 3.10.0 */ class MVCFactory implements MVCFactoryInterface, FormFactoryAwareInterface { use FormFactoryAwareTrait; /** * The namespace to create the objects from. * * @var string * @since 4.0.0 */ private $namespace; /** * The namespace must be like: * Joomla\Component\Content * * @param string $namespace The namespace * * @since 4.0.0 */ public function __construct($namespace) { $this->namespace = $namespace; } /** * 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 $input The input * * @return \Joomla\CMS\MVC\Controller\ControllerInterface * * @since 3.10.0 * @throws \Exception */ public function createController($name, $prefix, array $config, CMSApplicationInterface $app, Input $input) { // Clean the parameters $name = preg_replace('/[^A-Z0-9_]/i', '', $name); $prefix = preg_replace('/[^A-Z0-9_]/i', '', $prefix); $className = $this->getClassName('Controller\\' . ucfirst($name) . 'Controller', $prefix); if (!$className) { return null; } $controller = new $className($config, $this, $app, $input); $this->setFormFactoryOnObject($controller); return $controller; } /** * 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 parameters $name = preg_replace('/[^A-Z0-9_]/i', '', $name); $prefix = preg_replace('/[^A-Z0-9_]/i', '', $prefix); if (!$prefix) { @trigger_error( sprintf( 'Calling %s() without a prefix is deprecated.', __METHOD__ ), E_USER_DEPRECATED ); $prefix = Factory::getApplication()->getName(); } $className = $this->getClassName('Model\\' . ucfirst($name) . 'Model', $prefix); if (!$className) { return null; } $model = new $className($config, $this); $this->setFormFactoryOnObject($model); return $model; } /** * 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 parameters $name = preg_replace('/[^A-Z0-9_]/i', '', $name); $prefix = preg_replace('/[^A-Z0-9_]/i', '', $prefix); $type = preg_replace('/[^A-Z0-9_]/i', '', $type); if (!$prefix) { @trigger_error( sprintf( 'Calling %s() without a prefix is deprecated.', __METHOD__ ), E_USER_DEPRECATED ); $prefix = Factory::getApplication()->getName(); } $className = $this->getClassName('View\\' . ucfirst($name) . '\\' . ucfirst($type) . 'View', $prefix); if (!$className) { return null; } $view = new $className($config); $this->setFormFactoryOnObject($view); return $view; } /** * 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 = '', array $config = []) { // Clean the parameters $name = preg_replace('/[^A-Z0-9_]/i', '', $name); $prefix = preg_replace('/[^A-Z0-9_]/i', '', $prefix); if (!$prefix) { @trigger_error( sprintf( 'Calling %s() without a prefix is deprecated.', __METHOD__ ), E_USER_DEPRECATED ); $prefix = Factory::getApplication()->getName(); } $className = $this->getClassName('Table\\' . ucfirst($name) . 'Table', $prefix) ?: $this->getClassName('Table\\' . ucfirst($name) . 'Table', 'Administrator'); if (!$className) { return null; } if (\array_key_exists('dbo', $config)) { $db = $config['dbo']; } else { $db = Factory::getDbo(); } return new $className($db); } /** * Returns a standard classname, if the class doesn't exist null is returned. * * @param string $suffix The suffix * @param string $prefix The prefix * * @return string|null The class name * * @since 3.10.0 */ protected function getClassName(string $suffix, string $prefix) { if (!$prefix) { $prefix = Factory::getApplication(); } $className = trim($this->namespace, '\\') . '\\' . ucfirst($prefix) . '\\' . $suffix; if (!class_exists($className)) { return null; } return $className; } /** * Sets the internal form factory on the given object. * * @param object $object The object * * @return void * * @since 4.0.0 */ private function setFormFactoryOnObject($object) { if (!$object instanceof FormFactoryAwareInterface) { return; } try { $object->setFormFactory($this->getFormFactory()); } catch (\UnexpectedValueException $e) { // Ignore it } } }