www.aleph1.co.uk Git - yaffs-website/blob - web/modules/contrib/diff/src/VisualDiffThemeNegotiator.php

   1 <?php
   2
   3 namespace Drupal\diff;
   4
   5 use Drupal\Core\Config\ConfigFactoryInterface;
   6 use Drupal\Core\Routing\RouteMatchInterface;
   7 use Drupal\Core\Theme\ThemeNegotiatorInterface;
   8
   9 /**
  10  * Visual inline layout theme negotiator.
  11  *
  12  * @package Drupal\diff
  13  */
  14 class VisualDiffThemeNegotiator implements ThemeNegotiatorInterface {
  15
  16   /**
  17    * The config factory.
  18    *
  19    * @var \Drupal\Core\Config\ConfigFactoryInterface
  20    */
  21   protected $configFactory;
  22
  23   /**
  24    * VisualDiffThemeNegotiator constructor.
  25    *
  26    * @param \Drupal\Core\Config\ConfigFactoryInterface $config_factory
  27    *   The config factory.
  28    */
  29   public function __construct(ConfigFactoryInterface $config_factory) {
  30     $this->configFactory = $config_factory;
  31   }
  32
  33   /**
  34    * {@inheritdoc}
  35    */
  36   public function applies(RouteMatchInterface $routeMatch) {
  37     if ($routeMatch->getParameter('filter') !== 'visual_inline') {
  38       return FALSE;
  39     }
  40
  41     if (!$this->isDiffRoute($routeMatch)) {
  42       return FALSE;
  43     }
  44
  45     if ($this->configFactory->get('diff.settings')->get('general_settings.visual_inline_theme') !== 'default') {
  46       return FALSE;
  47     }
  48
  49     return TRUE;
  50   }
  51
  52   /**
  53    * {@inheritdoc}
  54    */
  55   public function determineActiveTheme(RouteMatchInterface $route_match) {
  56     return $this->configFactory->get('system.theme')->get('default');
  57   }
  58
  59   /**
  60    * Checks if route names for node or other entity are corresponding.
  61    *
  62    * @param \Drupal\Core\Routing\RouteMatchInterface $route_match
  63    *   Route match object.
  64    *
  65    * @return bool
  66    *   Return TRUE if route name is ok.
  67    */
  68   protected function isDiffRoute(RouteMatchInterface $route_match) {
  69     $regex_pattern = '/^entity\..*\.revisions_diff$/';
  70     return $route_match->getRouteName() === 'diff.revisions_diff' ||
  71       preg_match($regex_pattern, $route_match->getRouteName());
  72   }
  73
  74 }