2015-01-10 10:33:00 +00:00
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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2015-01-13 11:00:11 +00:00
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namespace Symfony\Bridge\Twig;
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2015-01-10 10:33:00 +00:00
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use Symfony\Component\HttpFoundation\Request;
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use Symfony\Component\HttpFoundation\RequestStack;
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use Symfony\Component\HttpFoundation\Session\Session;
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use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface;
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2016-09-20 18:05:52 +01:00
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use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
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2015-01-10 10:33:00 +00:00
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/**
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* Exposes some Symfony parameters and services as an "app" global variable.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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class AppVariable
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{
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private $tokenStorage;
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private $requestStack;
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private $environment;
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private $debug;
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public function setTokenStorage(TokenStorageInterface $tokenStorage)
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{
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$this->tokenStorage = $tokenStorage;
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}
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public function setRequestStack(RequestStack $requestStack)
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{
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$this->requestStack = $requestStack;
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}
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public function setEnvironment($environment)
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{
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$this->environment = $environment;
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}
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public function setDebug($debug)
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{
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$this->debug = (bool) $debug;
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}
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2016-09-20 18:05:52 +01:00
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/**
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* Returns the current token.
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*
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* @return TokenInterface|null
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*
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* @throws \RuntimeException When the TokenStorage is not available
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*/
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public function getToken()
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{
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if (null === $tokenStorage = $this->tokenStorage) {
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throw new \RuntimeException('The "app.token" variable is not available.');
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}
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return $tokenStorage->getToken();
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}
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2015-01-10 10:33:00 +00:00
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/**
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* Returns the current user.
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*
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* @return mixed
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*
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* @see TokenInterface::getUser()
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*/
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public function getUser()
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{
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2016-09-20 18:05:52 +01:00
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if (null === $tokenStorage = $this->tokenStorage) {
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2015-01-10 10:33:00 +00:00
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throw new \RuntimeException('The "app.user" variable is not available.');
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}
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2015-01-13 06:56:56 +00:00
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if (!$token = $tokenStorage->getToken()) {
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2015-01-10 10:33:00 +00:00
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return;
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}
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$user = $token->getUser();
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if (is_object($user)) {
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return $user;
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}
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}
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/**
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* Returns the current request.
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*
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* @return Request|null The HTTP request object
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*/
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public function getRequest()
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{
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if (null === $this->requestStack) {
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throw new \RuntimeException('The "app.request" variable is not available.');
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}
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return $this->requestStack->getCurrentRequest();
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}
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/**
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* Returns the current session.
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*
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* @return Session|null The session
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*/
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public function getSession()
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{
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if (null === $this->requestStack) {
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throw new \RuntimeException('The "app.session" variable is not available.');
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}
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if ($request = $this->getRequest()) {
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return $request->getSession();
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}
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}
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/**
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* Returns the current app environment.
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*
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* @return string The current environment string (e.g 'dev')
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*/
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public function getEnvironment()
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{
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if (null === $this->environment) {
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throw new \RuntimeException('The "app.environment" variable is not available.');
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}
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return $this->environment;
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}
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/**
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* Returns the current app debug mode.
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*
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* @return bool The current debug mode
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*/
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public function getDebug()
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{
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if (null === $this->debug) {
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throw new \RuntimeException('The "app.debug" variable is not available.');
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}
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return $this->debug;
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}
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2017-03-01 16:51:03 +00:00
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/**
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* Returns some or all the existing flash messages:
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* * getFlashes() returns all the flash messages
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* * getFlashes('notice') returns a simple array with flash messages of that type
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* * getFlashes(array('notice', 'error')) returns a nested array of type => messages.
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*
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* @return array
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*/
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public function getFlashes($types = null)
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{
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try {
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$session = $this->getSession();
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2017-11-21 10:45:38 +00:00
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if (null === $session) {
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2017-03-01 16:51:03 +00:00
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return array();
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}
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} catch (\RuntimeException $e) {
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return array();
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}
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if (null === $types || '' === $types || array() === $types) {
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return $session->getFlashBag()->all();
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}
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if (is_string($types)) {
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return $session->getFlashBag()->get($types);
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}
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2017-04-10 15:49:57 +01:00
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$result = array();
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foreach ($types as $type) {
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2017-04-11 08:55:14 +01:00
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$result[$type] = $session->getFlashBag()->get($type);
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2017-04-10 15:49:57 +01:00
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}
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return $result;
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2017-03-01 16:51:03 +00:00
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}
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2015-01-10 10:33:00 +00:00
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}
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