Code Coverage for /Users/ericduran/Sites/drupal/drupal/core/lib/Drupal/Core/Theme/ThemeAccessCheck.php

1	<?php
2
3	/**
4	* @file
5	* Contains \Drupal\Core\Theme\ThemeAccessCheck.
6	*/
7
8	namespace Drupal\Core\Theme;
9
10	use Drupal\Core\Access\AccessResult;
11	use Drupal\Core\Extension\ThemeHandlerInterface;
12	use Drupal\Core\Routing\Access\AccessInterface;
13
14	/**
15	* Provides access checking for themes for routing and theme negotiation.
16	*/
17	class ThemeAccessCheck implements AccessInterface {
18
19	/**
20	* The theme handler.
21	*
22	* @var \Drupal\Core\Extension\ThemeHandlerInterface
23	*/
24	protected $themeHandler;
25
26	/**
27	* Constructs a \Drupal\Core\Theme\Registry object.
28	*
29	* @param \Drupal\Core\Extension\ThemeHandlerInterface $theme_handler
30	* The theme handler.
31	*/
32	public function __construct(ThemeHandlerInterface $theme_handler) {
33	$this->themeHandler = $theme_handler;
34	}
35	/**
36	* Checks access to the theme for routing.
37	*
38	* @param string $theme
39	* The name of a theme.
40	*
41	* @return \Drupal\Core\Access\AccessResultInterface
42	* The access result.
43	*/
44	public function access($theme) {
45	// Cacheable until the theme settings are modified.
46	return AccessResult::allowedIf($this->checkAccess($theme))->addCacheTags(['config:' . $theme . '.settings']);
47	}
48
49	/**
50	* Indicates whether the theme is accessible based on whether it is installed.
51	*
52	* @param string $theme
53	* The name of a theme.
54	*
55	* @return bool
56	* TRUE if the theme is installed, FALSE otherwise.
57	*/
58	public function checkAccess($theme) {
59	$themes = $this->themeHandler->listInfo();
60	return !empty($themes[$theme]->status);
61	}
62
63	}