Mercurial > hg > isophonics-drupal-site
view core/lib/Drupal/Core/Theme/ThemeAccessCheck.php @ 13:5fb285c0d0e3
Update Drupal core to 8.4.7 via Composer. Security update; I *think* we've
been lucky to get away with this so far, as we don't support self-registration
which seems to be used by the so-called "drupalgeddon 2" attack that 8.4.5
was vulnerable to.
author | Chris Cannam |
---|---|
date | Mon, 23 Apr 2018 09:33:26 +0100 |
parents | 4c8ae668cc8c |
children | 129ea1e6d783 |
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<?php namespace Drupal\Core\Theme; use Drupal\Core\Access\AccessResult; use Drupal\Core\Extension\ThemeHandlerInterface; use Drupal\Core\Routing\Access\AccessInterface; /** * Provides access checking for themes for routing and theme negotiation. */ class ThemeAccessCheck implements AccessInterface { /** * The theme handler. * * @var \Drupal\Core\Extension\ThemeHandlerInterface */ protected $themeHandler; /** * Constructs a \Drupal\Core\Theme\Registry object. * * @param \Drupal\Core\Extension\ThemeHandlerInterface $theme_handler * The theme handler. */ public function __construct(ThemeHandlerInterface $theme_handler) { $this->themeHandler = $theme_handler; } /** * Checks access to the theme for routing. * * @param string $theme * The name of a theme. * * @return \Drupal\Core\Access\AccessResultInterface * The access result. */ public function access($theme) { // Cacheable until the theme settings are modified. return AccessResult::allowedIf($this->checkAccess($theme))->addCacheTags(['config:' . $theme . '.settings']); } /** * Indicates whether the theme is accessible based on whether it is installed. * * @param string $theme * The name of a theme. * * @return bool * TRUE if the theme is installed, FALSE otherwise. */ public function checkAccess($theme) { $themes = $this->themeHandler->listInfo(); return !empty($themes[$theme]->status); } }