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<?php
/**
* Joomla! Content Management System
*
* @copyright (C) 2006 Open Source Matters, Inc. <https://www.joomla.org>
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
namespace Joomla\CMS\MVC\Controller;
use Joomla\CMS\Application\CMSApplication;
use Joomla\CMS\Cache\Exception\CacheExceptionInterface;
use Joomla\CMS\Document\DocumentAwareInterface;
use Joomla\CMS\Factory;
use Joomla\CMS\Filesystem\Path;
use Joomla\CMS\Filter\InputFilter;
use Joomla\CMS\Language\LanguageAwareInterface;
use Joomla\CMS\Language\Text;
use Joomla\CMS\Log\Log;
use Joomla\CMS\MVC\Factory\LegacyFactory;
use Joomla\CMS\MVC\Factory\MVCFactoryInterface;
use Joomla\CMS\MVC\Model\BaseDatabaseModel;
use Joomla\CMS\MVC\Model\BaseModel;
use Joomla\CMS\MVC\View\ViewInterface;
use Joomla\CMS\Session\Session;
use Joomla\CMS\Uri\Uri;
use Joomla\CMS\User\CurrentUserInterface;
use Joomla\Event\DispatcherAwareInterface;
use Joomla\Event\DispatcherAwareTrait;
use Joomla\Event\DispatcherInterface;
use Joomla\Input\Input;
// phpcs:disable PSR1.Files.SideEffects
\defined('JPATH_PLATFORM') or die;
// phpcs:enable PSR1.Files.SideEffects
/**
* Base class for a Joomla Controller
*
* Controller (Controllers are where you put all the actual code.) Provides basic
* functionality, such as rendering views (aka displaying templates).
*
* @since 2.5.5
*/
class BaseController implements ControllerInterface, DispatcherAwareInterface
{
use DispatcherAwareTrait;
/**
* The base path of the controller
*
* @var string
* @since 3.0
*/
protected $basePath;
/**
* The default view for the display method.
*
* @var string
* @since 3.0
*/
protected $default_view;
/**
* The mapped task that was performed.
*
* @var string
* @since 3.0
*/
protected $doTask;
/**
* Redirect message.
*
* @var string
* @since 3.0
*/
protected $message;
/**
* Redirect message type.
*
* @var string
* @since 3.0
*/
protected $messageType;
/**
* Array of class methods
*
* @var array
* @since 3.0
*/
protected $methods;
/**
* The name of the controller
*
* @var string
* @since 3.0
*/
protected $name;
/**
* The prefix of the models
*
* @var string
* @since 3.0
*/
protected $model_prefix;
/**
* The set of search directories for resources (views).
*
* @var array
* @since 3.0
*/
protected $paths;
/**
* URL for redirection.
*
* @var string
* @since 3.0
*/
protected $redirect;
/**
* Current or most recently performed task.
*
* @var string
* @since 3.0
*/
protected $task;
/**
* Array of class methods to call for a given task.
*
* @var array
* @since 3.0
*/
protected $taskMap;
/**
* Hold a JInput object for easier access to the input variables.
*
* @var Input
* @since 3.0
*/
protected $input;
/**
* The factory.
*
* @var MVCFactoryInterface
* @since 3.10.0
*/
protected $factory;
/**
* Instance container.
*
* @var static
* @since 3.0
*/
protected static $instance;
/**
* Instance container containing the views.
*
* @var ViewInterface[]
* @since 3.4
*/
protected static $views;
/**
* The Application
*
* @var CMSApplication|null
* @since 4.0.0
*/
protected $app;
/**
* Adds to the stack of model paths in LIFO order.
*
* @param mixed $path The directory (string), or list of directories (array) to add.
* @param string $prefix A prefix for models
*
* @return void
*
* @since 3.0
*
* @deprecated 4.3 will be removed in 6.0
* Will be removed without replacement. Get the model through the MVCFactory instead
*/
public static function addModelPath($path, $prefix = '')
{
BaseModel::addIncludePath($path, $prefix);
}
/**
* Create the filename for a resource.
*
* @param string $type The resource type to create the filename for.
* @param array $parts An associative array of filename information. Optional.
*
* @return string The filename.
*
* @since 3.0
*/
public static function createFileName($type, $parts = [])
{
$filename = '';
switch ($type) {
case 'controller':
if (!empty($parts['format'])) {
if ($parts['format'] === 'html') {
$parts['format'] = '';
} else {
$parts['format'] = '.' . $parts['format'];
}
} else {
$parts['format'] = '';
}
$filename = strtolower($parts['name'] . $parts['format'] . '.php');
break;
case 'view':
if (!empty($parts['type'])) {
$parts['type'] = '.' . $parts['type'];
} else {
$parts['type'] = '';
}
$filename = strtolower($parts['name'] . '/view' . $parts['type'] . '.php');
break;
}
return $filename;
}
/**
* Method to get a singleton controller instance.
*
* @param string $prefix The prefix for the controller.
* @param array $config An array of optional constructor options.
*
* @return static
*
* @since 3.0
*
* @deprecated 4.3 will be removed in 6.0
* Get the controller through the MVCFactory instead
* Example: Factory::getApplication()->bootComponent($option)->getMVCFactory()->createController(...);
*
* @throws \Exception if the controller cannot be loaded.
*/
public static function getInstance($prefix, $config = [])
{
if (\is_object(self::$instance)) {
return self::$instance;
}
@trigger_error(
sprintf(
'%1$s::getInstance() is deprecated. Load it through the MVC factory.',
self::class
),
E_USER_DEPRECATED
);
$app = Factory::getApplication();
$input = $app->getInput();
// Get the environment configuration.
$basePath = \array_key_exists('base_path', $config) ? $config['base_path'] : JPATH_COMPONENT;
$format = $input->getWord('format');
$command = $input->get('task', 'display');
// Check for array format.
$filter = InputFilter::getInstance();
if (\is_array($command)) {
$keys = array_keys($command);
$command = $filter->clean(array_pop($keys), 'cmd');
} else {
$command = $filter->clean($command, 'cmd');
}
// Check for a controller.task command.
if (strpos($command, '.') !== false) {
// Explode the controller.task command.
list($type, $task) = explode('.', $command);
// Define the controller filename and path.
$file = self::createFileName('controller', ['name' => $type, 'format' => $format]);
$path = $basePath . '/controllers/' . $file;
$backuppath = $basePath . '/controller/' . $file;
// Reset the task without the controller context.
$input->set('task', $task);
} else {
// Base controller.
$type = '';
// Define the controller filename and path.
$file = self::createFileName('controller', ['name' => 'controller', 'format' => $format]);
$path = $basePath . '/' . $file;
$backupfile = self::createFileName('controller', ['name' => 'controller']);
$backuppath = $basePath . '/' . $backupfile;
}
// Get the controller class name.
$class = ucfirst($prefix) . 'Controller' . ucfirst($type);
// Include the class if not present.
if (!class_exists($class)) {
// If the controller file path exists, include it.
if (is_file($path)) {
require_once $path;
} elseif (isset($backuppath) && is_file($backuppath)) {
require_once $backuppath;
} else {
throw new \InvalidArgumentException(Text::sprintf('JLIB_APPLICATION_ERROR_INVALID_CONTROLLER', $type, $format));
}
}
// Instantiate the class.
if (!class_exists($class)) {
throw new \InvalidArgumentException(Text::sprintf('JLIB_APPLICATION_ERROR_INVALID_CONTROLLER_CLASS', $class));
}
// Check for a possible service from the container otherwise manually instantiate the class
if (Factory::getContainer()->has($class)) {
self::$instance = Factory::getContainer()->get($class);
} else {
self::$instance = new $class($config, null, $app, $input);
}
return self::$instance;
}
/**
* Constructor.
*
* @param array $config An optional associative array of configuration settings.
* Recognized key values include 'name', 'default_task', 'model_path', and
* 'view_path' (this list is not meant to be comprehensive).
* @param ?MVCFactoryInterface $factory The factory.
* @param ?CMSApplication $app The Application for the dispatcher
* @param ?Input $input Input
*
* @since 3.0
*/
public function __construct($config = [], MVCFactoryInterface $factory = null, ?CMSApplication $app = null, ?Input $input = null)
{
$this->methods = [];
$this->message = null;
$this->messageType = 'message';
$this->paths = [];
$this->redirect = null;
$this->taskMap = [];
$this->app = $app ?: Factory::getApplication();
$this->input = $input ?: $this->app->getInput();
if (\defined('JDEBUG') && JDEBUG) {
Log::addLogger(['text_file' => 'jcontroller.log.php'], Log::ALL, ['controller']);
}
// Determine the methods to exclude from the base class.
$xMethods = get_class_methods('\\Joomla\\CMS\\MVC\\Controller\\BaseController');
// Get the public methods in this class using reflection.
$r = new \ReflectionClass($this);
$rMethods = $r->getMethods(\ReflectionMethod::IS_PUBLIC);
foreach ($rMethods as $rMethod) {
$mName = $rMethod->getName();
// Add default display method if not explicitly declared.
if ($mName === 'display' || !\in_array($mName, $xMethods)) {
$this->methods[] = strtolower($mName);
// Auto register the methods as tasks.
$this->taskMap[strtolower($mName)] = $mName;
}
}
// Set the view name
if (empty($this->name)) {
if (\array_key_exists('name', $config)) {
$this->name = $config['name'];
} else {
$this->name = $this->getName();
}
}
// Set a base path for use by the controller
if (\array_key_exists('base_path', $config)) {
$this->basePath = $config['base_path'];
} else {
$this->basePath = JPATH_COMPONENT;
}
// If the default task is set, register it as such
if (\array_key_exists('default_task', $config)) {
$this->registerDefaultTask($config['default_task']);
} else {
$this->registerDefaultTask('display');
}
// Set the models prefix
if (empty($this->model_prefix)) {
if (\array_key_exists('model_prefix', $config)) {
// User-defined prefix
$this->model_prefix = $config['model_prefix'];
} else {
$this->model_prefix = ucfirst($this->name) . 'Model';
}
}
// Set the default model search path
if (\array_key_exists('model_path', $config)) {
// User-defined dirs
$this->addModelPath($config['model_path'], $this->model_prefix);
} else {
$this->addModelPath($this->basePath . '/models', $this->model_prefix);
}
// Set the default view search path
if (\array_key_exists('view_path', $config)) {
// User-defined dirs
$this->setPath('view', $config['view_path']);
} else {
$this->setPath('view', $this->basePath . '/views');
}
// Set the default view.
if (\array_key_exists('default_view', $config)) {
$this->default_view = $config['default_view'];
} elseif (empty($this->default_view)) {
$this->default_view = $this->getName();
}
$this->factory = $factory ?: new LegacyFactory();
}
/**
* Adds to the search path for templates and resources.
*
* @param string $type The path type (e.g. 'model', 'view').
* @param mixed $path The directory string or stream array to search.
*
* @return static A \JControllerLegacy object to support chaining.
*
* @since 3.0
*/
protected function addPath($type, $path)
{
if (!isset($this->paths[$type])) {
$this->paths[$type] = [];
}
// Loop through the path directories
foreach ((array) $path as $dir) {
// No surrounding spaces allowed!
$dir = rtrim(Path::check($dir), '/') . '/';
// Add to the top of the search dirs
array_unshift($this->paths[$type], $dir);
}
return $this;
}
/**
* Add one or more view paths to the controller's stack, in LIFO order.
*
* @param mixed $path The directory (string) or list of directories (array) to add.
*
* @return static This object to support chaining.
*
* @since 3.0
*/
public function addViewPath($path)
{
return $this->addPath('view', $path);
}
/**
* Method to check whether an ID is in the edit list.
*
* @param string $context The context for the session storage.
* @param integer $id The ID of the record to add to the edit list.
*
* @return boolean True if the ID is in the edit list.
*
* @since 3.0
*/
protected function checkEditId($context, $id)
{
if ($id) {
$values = (array) $this->app->getUserState($context . '.id');
$result = \in_array((int) $id, $values);
if (\defined('JDEBUG') && JDEBUG) {
$this->app->getLogger()->info(
sprintf(
'Checking edit ID %s.%s: %d %s',
$context,
$id,
(int) $result,
str_replace("\n", ' ', print_r($values, 1))
),
['category' => 'controller']
);
}
return $result;
}
// No id for a new item.
return true;
}
/**
* Method to load and return a model object.
*
* @param string $name The name of the model.
* @param string $prefix Optional model prefix.
* @param array $config Configuration array for the model. Optional.
*
* @return BaseDatabaseModel|boolean Model object on success; otherwise false on failure.
*
* @since 3.0
*/
protected function createModel($name, $prefix = '', $config = [])
{
$model = $this->factory->createModel($name, $prefix, $config);
if ($model === null) {
return false;
}
if ($model instanceof CurrentUserInterface && $this->app->getIdentity()) {
$model->setCurrentUser($this->app->getIdentity());
}
return $model;
}
/**
* Method to load and return a view object. This method first looks in the
* current template directory for a match and, failing that, uses a default
* set path to load the view class file.
*
* Note the "name, prefix, type" order of parameters, which differs from the
* "name, type, prefix" order used in related public methods.
*
* @param string $name The name of the view.
* @param string $prefix Optional prefix for the view class name.
* @param string $type The type of view.
* @param array $config Configuration array for the view. Optional.
*
* @return ViewInterface|null View object on success; null or error result on failure.
*
* @since 3.0
* @throws \Exception
*/
protected function createView($name, $prefix = '', $type = '', $config = [])
{
$config['paths'] = $this->paths['view'];
$view = $this->factory->createView($name, $prefix, $type, $config);
if ($view instanceof CurrentUserInterface && $this->app->getIdentity()) {
$view->setCurrentUser($this->app->getIdentity());
}
if ($view instanceof LanguageAwareInterface && $this->app->getLanguage()) {
$view->setLanguage($this->app->getLanguage());
}
return $view;
}
/**
* Typical view method for MVC based architecture
*
* This function is provide as a default implementation, in most cases
* you will need to override it in your own controllers.
*
* @param boolean $cachable If true, the view output will be cached
* @param array $urlparams An array of safe url parameters and their variable types, for valid values see {@link InputFilter::clean()}.
*
* @return static A \JControllerLegacy object to support chaining.
*
* @since 3.0
* @throws \Exception
*/
public function display($cachable = false, $urlparams = [])
{
$document = $this->app->getDocument();
$viewType = $document->getType();
$viewName = $this->input->get('view', $this->default_view);
$viewLayout = $this->input->get('layout', 'default', 'string');
$view = $this->getView($viewName, $viewType, '', ['base_path' => $this->basePath, 'layout' => $viewLayout]);
// Get/Create the model
if ($model = $this->getModel($viewName, '', ['base_path' => $this->basePath])) {
// Push the model into the view (as default)
$view->setModel($model, true);
}
if ($view instanceof DocumentAwareInterface && $document) {
$view->setDocument($this->app->getDocument());
} else {
@trigger_error(
'View should implement document aware interface.',
E_USER_DEPRECATED
);
$view->document = $document;
}
// Display the view
if ($cachable && $viewType !== 'feed' && $this->app->get('caching') >= 1) {
$option = $this->input->get('option');
if (\is_array($urlparams)) {
if (!empty($this->app->registeredurlparams)) {
$registeredurlparams = $this->app->registeredurlparams;
} else {
$registeredurlparams = new \stdClass();
}
foreach ($urlparams as $key => $value) {
// Add your safe URL parameters with variable type as value {@see InputFilter::clean()}.
$registeredurlparams->$key = $value;
}
$this->app->registeredurlparams = $registeredurlparams;
}
try {
/** @var \Joomla\CMS\Cache\Controller\ViewController $cache */
$cache = Factory::getCache($option, 'view');
$cache->get($view, 'display');
} catch (CacheExceptionInterface $exception) {
$view->display();
}
} else {
$view->display();
}
return $this;
}
/**
* Execute a task by triggering a method in the derived class.
*
* @param string $task The task to perform. If no matching task is found, the '__default' task is executed, if defined.
*
* @return mixed The value returned by the called method.
*
* @since 3.0
* @throws \Exception
*/
public function execute($task)
{
$this->task = $task;
$task = strtolower((string) $task);
if (isset($this->taskMap[$task])) {
$doTask = $this->taskMap[$task];
} elseif (isset($this->taskMap['__default'])) {
$doTask = $this->taskMap['__default'];
} else {
throw new \Exception(Text::sprintf('JLIB_APPLICATION_ERROR_TASK_NOT_FOUND', $task), 404);
}
// Record the actual task being fired
$this->doTask = $doTask;
return $this->$doTask();
}
/**
* Method to get a model object, loading it if required.
*
* @param string $name The model name. Optional.
* @param string $prefix The class prefix. Optional.
* @param array $config Configuration array for model. Optional.
*
* @return BaseDatabaseModel|boolean Model object on success; otherwise false on failure.
*
* @since 3.0
*/
public function getModel($name = '', $prefix = '', $config = [])
{
if (empty($name)) {
$name = $this->getName();
}
if (!$prefix) {
if ($this->factory instanceof LegacyFactory) {
$prefix = $this->model_prefix;
} elseif (!empty($config['base_path']) && strpos(Path::clean($config['base_path']), JPATH_ADMINISTRATOR) === 0) {
// When the frontend uses an administrator model
$prefix = 'Administrator';
} else {
$prefix = $this->app->getName();
}
}
if ($model = $this->createModel($name, $prefix, $config)) {
// Task is a reserved state
$model->setState('task', $this->task);
// We don't have the concept on a menu tree in the api app, so skip setting it's information and
// return early
if ($this->app->isClient('api')) {
return $model;
}
// Let's get the application object and set menu information if it's available
$menu = $this->app->getMenu();
if (\is_object($menu) && $item = $menu->getActive()) {
$params = $menu->getParams($item->id);
// Set default state data
$model->setState('parameters.menu', $params);
}
}
return $model;
}
/**
* Method to get the controller name
*
* The dispatcher name is set by default parsed using the classname, or it can be set
* by passing a $config['name'] in the class constructor
*
* @return string The name of the dispatcher
*
* @since 3.0
* @throws \Exception
*/
public function getName()
{
if (empty($this->name)) {
$r = null;
if (!preg_match('/(.*)Controller/i', \get_class($this), $r)) {
throw new \Exception(Text::sprintf('JLIB_APPLICATION_ERROR_GET_NAME', __METHOD__), 500);
}
$this->name = strtolower($r[1]);
}
return $this->name;
}
/**
* Get the last task that is being performed or was most recently performed.
*
* @return string The task that is being performed or was most recently performed.
*
* @since 3.0
*/
public function getTask()
{
return $this->task;
}
/**
* Gets the available tasks in the controller.
*
* @return array Array[i] of task names.
*
* @since 3.0
*/
public function getTasks()
{
return $this->methods;
}
/**
* Method to get a reference to the current view and load it if necessary.
*
* @param string $name The view name. Optional, defaults to the controller name.
* @param string $type The view type. Optional.
* @param string $prefix The class prefix. Optional.
* @param array $config Configuration array for view. Optional.
*
* @return ViewInterface Reference to the view or an error.
*
* @since 3.0
* @throws \Exception
*/
public function getView($name = '', $type = '', $prefix = '', $config = [])
{
// @note We use self so we only access stuff in this class rather than in all classes.
if (!isset(self::$views)) {
self::$views = [];
}
if (empty($name)) {
$name = $this->getName();
}
if (!$prefix) {
if ($this->factory instanceof LegacyFactory) {
$prefix = $this->getName() . 'View';
} elseif (!empty($config['base_path']) && strpos(Path::clean($config['base_path']), JPATH_ADMINISTRATOR) === 0) {
// When the front uses an administrator view
$prefix = 'Administrator';
} else {
$prefix = $this->app->getName();
}
}
if (empty(self::$views[$name][$type][$prefix])) {
if ($view = $this->createView($name, $prefix, $type, $config)) {
self::$views[$name][$type][$prefix] = &$view;
} else {
throw new \Exception(Text::sprintf('JLIB_APPLICATION_ERROR_VIEW_NOT_FOUND', $name, $type, $prefix), 404);
}
}
return self::$views[$name][$type][$prefix];
}
/**
* Method to add a record ID to the edit list.
*
* @param string $context The context for the session storage.
* @param integer $id The ID of the record to add to the edit list.
*
* @return void
*
* @since 3.0
*/
protected function holdEditId($context, $id)
{
$values = (array) $this->app->getUserState($context . '.id');
// Add the id to the list if non-zero.
if (!empty($id)) {
$values[] = (int) $id;
$values = array_unique($values);
$this->app->setUserState($context . '.id', $values);
if (\defined('JDEBUG') && JDEBUG) {
$this->app->getLogger()->info(
sprintf(
'Holding edit ID %s.%s %s',
$context,
$id,
str_replace("\n", ' ', print_r($values, 1))
),
['category' => 'controller']
);
}
}
}
/**
* Redirects the browser or returns false if no redirect is set.
*
* @return boolean False if no redirect exists.
*
* @since 3.0
*/
public function redirect()
{
if ($this->redirect) {
// Enqueue the redirect message
$this->app->enqueueMessage($this->message, $this->messageType);
// Execute the redirect
$this->app->redirect($this->redirect);
}
return false;
}
/**
* Register the default task to perform if a mapping is not found.
*
* @param string $method The name of the method in the derived class to perform if a named task is not found.
*
* @return static A \JControllerLegacy object to support chaining.
*
* @since 3.0
*/
public function registerDefaultTask($method)
{
$this->registerTask('__default', $method);
return $this;
}
/**
* Register (map) a task to a method in the class.
*
* @param string $task The task.
* @param string $method The name of the method in the derived class to perform for this task.
*
* @return static A \JControllerLegacy object to support chaining.
*
* @since 3.0
*/
public function registerTask($task, $method)
{
if (\in_array(strtolower($method), $this->methods)) {
$this->taskMap[strtolower($task)] = $method;
}
return $this;
}
/**
* Unregister (unmap) a task in the class.
*
* @param string $task The task.
*
* @return static This object to support chaining.
*
* @since 3.0
*/
public function unregisterTask($task)
{
unset($this->taskMap[strtolower($task)]);
return $this;
}
/**
* Method to check whether an ID is in the edit list.
*
* @param string $context The context for the session storage.
* @param integer $id The ID of the record to add to the edit list.
*
* @return void
*
* @since 3.0
*/
protected function releaseEditId($context, $id)
{
$values = (array) $this->app->getUserState($context . '.id');
// Do a strict search of the edit list values.
$index = array_search((int) $id, $values, true);
if (\is_int($index)) {
unset($values[$index]);
$this->app->setUserState($context . '.id', $values);
if (\defined('JDEBUG') && JDEBUG) {
$this->app->getLogger()->info(
sprintf(
'Releasing edit ID %s.%s %s',
$context,
$id,
str_replace("\n", ' ', print_r($values, 1))
),
['category' => 'controller']
);
}
}
}
/**
* Sets the internal message that is passed with a redirect
*
* @param string $text Message to display on redirect.
* @param string $type Message type. Optional, defaults to 'message'.
*
* @return string Previous message
*
* @since 3.0
*/
public function setMessage($text, $type = 'message')
{
$previous = $this->message;
$this->message = $text;
$this->messageType = $type;
return $previous;
}
/**
* Sets an entire array of search paths for resources.
*
* @param string $type The type of path to set, typically 'view' or 'model'.
* @param string $path The new set of search paths. If null or false, resets to the current directory only.
*
* @return void
*
* @since 3.0
*/
protected function setPath($type, $path)
{
// Clear out the prior search dirs
$this->paths[$type] = [];
// Actually add the user-specified directories
$this->addPath($type, $path);
}
/**
* Checks for a form token in the request.
*
* Use in conjunction with HTMLHelper::_('form.token') or Session::getFormToken.
*
* @param string $method The request method in which to look for the token key.
* @param boolean $redirect Whether to implicitly redirect user to the referrer page on failure or simply return false.
*
* @return boolean True if found and valid, otherwise return false or redirect to referrer page.
*
* @since 3.7.0
* @see Session::checkToken()
*/
public function checkToken($method = 'post', $redirect = true)
{
$valid = Session::checkToken($method);
if (!$valid && $redirect) {
$referrer = $this->input->server->getString('HTTP_REFERER');
if (\is_null($referrer) || !Uri::isInternal($referrer)) {
$referrer = 'index.php';
}
$this->app->enqueueMessage(Text::_('JINVALID_TOKEN_NOTICE'), 'warning');
$this->app->redirect($referrer);
}
return $valid;
}
/**
* Set a URL for browser redirection.
*
* @param string $url URL to redirect to.
* @param string $msg Message to display on redirect. Optional, defaults to value set internally by controller, if any.
* @param string $type Message type. Optional, defaults to 'message' or the type set by a previous call to setMessage.
*
* @return static This object to support chaining.
*
* @since 3.0
*/
public function setRedirect($url, $msg = null, $type = null)
{
$this->redirect = $url;
if ($msg !== null) {
// Controller may have set this directly
$this->message = $msg;
}
// Ensure the type is not overwritten by a previous call to setMessage.
if (empty($type)) {
if (empty($this->messageType)) {
$this->messageType = 'message';
}
} else {
// If the type is explicitly set, set it.
$this->messageType = $type;
}
return $this;
}
/**
* Get the event dispatcher.
*
* The override was made to keep a backward compatibility for legacy component.
* TODO: Remove the override in 6.0
*
* @return DispatcherInterface
*
* @since 4.4.0
* @throws \UnexpectedValueException May be thrown if the dispatcher has not been set.
*/
public function getDispatcher()
{
if (!$this->dispatcher) {
@trigger_error(
sprintf('Dispatcher for %s should be set through MVC factory. It will throw an exception in 6.0', __CLASS__),
E_USER_DEPRECATED
);
return $this->app->getDispatcher();
}
return $this->dispatcher;
}
}