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plugins/simplesaml/lib/vendor/symfony/twig-bridge/AppVariable.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Bridge\Twig;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\RequestStack;
+use Symfony\Component\HttpFoundation\Session\SessionInterface;
+use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorageInterface;
+use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
+use Symfony\Component\Security\Core\User\UserInterface;
+use Symfony\Component\Translation\LocaleSwitcher;
+
+/**
+ * Exposes some Symfony parameters and services as an "app" global variable.
+ *
+ * @author Fabien Potencier <fabien@symfony.com>
+ */
+class AppVariable
+{
+    private TokenStorageInterface $tokenStorage;
+    private RequestStack $requestStack;
+    private string $environment;
+    private bool $debug;
+    private LocaleSwitcher $localeSwitcher;
+    private array $enabledLocales;
+
+    /**
+     * @return void
+     */
+    public function setTokenStorage(TokenStorageInterface $tokenStorage)
+    {
+        $this->tokenStorage = $tokenStorage;
+    }
+
+    /**
+     * @return void
+     */
+    public function setRequestStack(RequestStack $requestStack)
+    {
+        $this->requestStack = $requestStack;
+    }
+
+    /**
+     * @return void
+     */
+    public function setEnvironment(string $environment)
+    {
+        $this->environment = $environment;
+    }
+
+    /**
+     * @return void
+     */
+    public function setDebug(bool $debug)
+    {
+        $this->debug = $debug;
+    }
+
+    public function setLocaleSwitcher(LocaleSwitcher $localeSwitcher): void
+    {
+        $this->localeSwitcher = $localeSwitcher;
+    }
+
+    public function setEnabledLocales(array $enabledLocales): void
+    {
+        $this->enabledLocales = $enabledLocales;
+    }
+
+    /**
+     * Returns the current token.
+     *
+     * @throws \RuntimeException When the TokenStorage is not available
+     */
+    public function getToken(): ?TokenInterface
+    {
+        if (!isset($this->tokenStorage)) {
+            throw new \RuntimeException('The "app.token" variable is not available.');
+        }
+
+        return $this->tokenStorage->getToken();
+    }
+
+    /**
+     * Returns the current user.
+     *
+     * @see TokenInterface::getUser()
+     */
+    public function getUser(): ?UserInterface
+    {
+        if (!isset($this->tokenStorage)) {
+            throw new \RuntimeException('The "app.user" variable is not available.');
+        }
+
+        return $this->tokenStorage->getToken()?->getUser();
+    }
+
+    /**
+     * Returns the current request.
+     */
+    public function getRequest(): ?Request
+    {
+        if (!isset($this->requestStack)) {
+            throw new \RuntimeException('The "app.request" variable is not available.');
+        }
+
+        return $this->requestStack->getCurrentRequest();
+    }
+
+    /**
+     * Returns the current session.
+     */
+    public function getSession(): ?SessionInterface
+    {
+        if (!isset($this->requestStack)) {
+            throw new \RuntimeException('The "app.session" variable is not available.');
+        }
+        $request = $this->getRequest();
+
+        return $request?->hasSession() ? $request->getSession() : null;
+    }
+
+    /**
+     * Returns the current app environment.
+     */
+    public function getEnvironment(): string
+    {
+        if (!isset($this->environment)) {
+            throw new \RuntimeException('The "app.environment" variable is not available.');
+        }
+
+        return $this->environment;
+    }
+
+    /**
+     * Returns the current app debug mode.
+     */
+    public function getDebug(): bool
+    {
+        if (!isset($this->debug)) {
+            throw new \RuntimeException('The "app.debug" variable is not available.');
+        }
+
+        return $this->debug;
+    }
+
+    public function getLocale(): string
+    {
+        if (!isset($this->localeSwitcher)) {
+            throw new \RuntimeException('The "app.locale" variable is not available.');
+        }
+
+        return $this->localeSwitcher->getLocale();
+    }
+
+    public function getEnabled_locales(): array
+    {
+        if (!isset($this->enabledLocales)) {
+            throw new \RuntimeException('The "app.enabled_locales" variable is not available.');
+        }
+
+        return $this->enabledLocales;
+    }
+
+    /**
+     * Returns some or all the existing flash messages:
+     *  * getFlashes() returns all the flash messages
+     *  * getFlashes('notice') returns a simple array with flash messages of that type
+     *  * getFlashes(['notice', 'error']) returns a nested array of type => messages.
+     */
+    public function getFlashes(string|array|null $types = null): array
+    {
+        try {
+            if (null === $session = $this->getSession()) {
+                return [];
+            }
+        } catch (\RuntimeException) {
+            return [];
+        }
+
+        // In 7.0 (when symfony/http-foundation: 6.4 is required) this can be updated to
+        // check if the session is an instance of FlashBagAwareSessionInterface
+        if (!method_exists($session, 'getFlashBag')) {
+            return [];
+        }
+
+        if (null === $types || '' === $types || [] === $types) {
+            return $session->getFlashBag()->all();
+        }
+
+        if (\is_string($types)) {
+            return $session->getFlashBag()->get($types);
+        }
+
+        $result = [];
+        foreach ($types as $type) {
+            $result[$type] = $session->getFlashBag()->get($type);
+        }
+
+        return $result;
+    }
+
+    public function getCurrent_route(): ?string
+    {
+        if (!isset($this->requestStack)) {
+            throw new \RuntimeException('The "app.current_route" variable is not available.');
+        }
+
+        return $this->getRequest()?->attributes->get('_route');
+    }
+
+    /**
+     * @return array<string, mixed>
+     */
+    public function getCurrent_route_parameters(): array
+    {
+        if (!isset($this->requestStack)) {
+            throw new \RuntimeException('The "app.current_route_parameters" variable is not available.');
+        }
+
+        return $this->getRequest()?->attributes->get('_route_params') ?? [];
+    }
+}