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view core/lib/Drupal/Core/Session/MetadataBag.php @ 19:fa3358dc1485 tip
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author | Chris Cannam |
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date | Wed, 28 Aug 2019 13:14:47 +0100 |
parents | 4c8ae668cc8c |
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<?php namespace Drupal\Core\Session; use Drupal\Core\Site\Settings; use Symfony\Component\HttpFoundation\Session\Storage\MetadataBag as SymfonyMetadataBag; /** * Provides a container for application specific session metadata. */ class MetadataBag extends SymfonyMetadataBag { /** * The key used to store the CSRF token seed in the session. */ const CSRF_TOKEN_SEED = 's'; /** * Constructs a new metadata bag instance. * * @param \Drupal\Core\Site\Settings $settings * The settings instance. */ public function __construct(Settings $settings) { $update_threshold = $settings->get('session_write_interval', 180); parent::__construct('_sf2_meta', $update_threshold); } /** * Set the CSRF token seed. * * @param string $csrf_token_seed * The per-session CSRF token seed. */ public function setCsrfTokenSeed($csrf_token_seed) { $this->meta[static::CSRF_TOKEN_SEED] = $csrf_token_seed; } /** * Get the CSRF token seed. * * @return string|null * The per-session CSRF token seed or null when no value is set. */ public function getCsrfTokenSeed() { if (isset($this->meta[static::CSRF_TOKEN_SEED])) { return $this->meta[static::CSRF_TOKEN_SEED]; } } /** * Clear the CSRF token seed. */ public function clearCsrfTokenSeed() { unset($this->meta[static::CSRF_TOKEN_SEED]); } }