annotate core/modules/system/src/Plugin/Condition/CurrentThemeCondition.php @ 19:fa3358dc1485 tip

Add ndrum files
author Chris Cannam
date Wed, 28 Aug 2019 13:14:47 +0100
parents 4c8ae668cc8c
children
rev   line source
Chris@0 1 <?php
Chris@0 2
Chris@0 3 namespace Drupal\system\Plugin\Condition;
Chris@0 4
Chris@0 5 use Drupal\Core\Condition\ConditionPluginBase;
Chris@0 6 use Drupal\Core\Extension\ThemeHandlerInterface;
Chris@0 7 use Drupal\Core\Form\FormStateInterface;
Chris@0 8 use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
Chris@0 9 use Drupal\Core\Theme\ThemeManagerInterface;
Chris@0 10 use Symfony\Component\DependencyInjection\ContainerInterface;
Chris@0 11
Chris@0 12 /**
Chris@0 13 * Provides a 'Current Theme' condition.
Chris@0 14 *
Chris@0 15 * @Condition(
Chris@0 16 * id = "current_theme",
Chris@0 17 * label = @Translation("Current Theme"),
Chris@0 18 * )
Chris@0 19 */
Chris@0 20 class CurrentThemeCondition extends ConditionPluginBase implements ContainerFactoryPluginInterface {
Chris@0 21
Chris@0 22 /**
Chris@0 23 * The theme manager.
Chris@0 24 *
Chris@0 25 * @var \Drupal\Core\Theme\ThemeManagerInterface
Chris@0 26 */
Chris@0 27 protected $themeManager;
Chris@0 28
Chris@0 29 /**
Chris@0 30 * The theme handler.
Chris@0 31 *
Chris@0 32 * @var \Drupal\Core\Extension\ThemeHandlerInterface
Chris@0 33 */
Chris@0 34 protected $themeHandler;
Chris@0 35
Chris@0 36 /**
Chris@0 37 * Constructs a CurrentThemeCondition condition plugin.
Chris@0 38 *
Chris@0 39 * @param array $configuration
Chris@0 40 * A configuration array containing information about the plugin instance.
Chris@0 41 * @param string $plugin_id
Chris@0 42 * The plugin_id for the plugin instance.
Chris@0 43 * @param mixed $plugin_definition
Chris@0 44 * The plugin implementation definition.
Chris@0 45 * @param \Drupal\Core\Theme\ThemeManagerInterface $theme_manager
Chris@0 46 * The theme manager.
Chris@0 47 * @param \Drupal\Core\Extension\ThemeHandlerInterface $theme_handler
Chris@0 48 * The theme handler.
Chris@0 49 */
Chris@0 50 public function __construct(array $configuration, $plugin_id, $plugin_definition, ThemeManagerInterface $theme_manager, ThemeHandlerInterface $theme_handler) {
Chris@0 51 parent::__construct($configuration, $plugin_id, $plugin_definition);
Chris@0 52 $this->themeManager = $theme_manager;
Chris@0 53 $this->themeHandler = $theme_handler;
Chris@0 54 }
Chris@0 55
Chris@0 56 /**
Chris@0 57 * {@inheritdoc}
Chris@0 58 */
Chris@0 59 public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
Chris@0 60 return new static(
Chris@0 61 $configuration,
Chris@0 62 $plugin_id,
Chris@0 63 $plugin_definition,
Chris@0 64 $container->get('theme.manager'),
Chris@0 65 $container->get('theme_handler')
Chris@0 66 );
Chris@0 67 }
Chris@0 68
Chris@0 69 /**
Chris@0 70 * {@inheritdoc}
Chris@0 71 */
Chris@0 72 public function defaultConfiguration() {
Chris@0 73 return ['theme' => ''] + parent::defaultConfiguration();
Chris@0 74 }
Chris@0 75
Chris@0 76 /**
Chris@0 77 * {@inheritdoc}
Chris@0 78 */
Chris@0 79 public function buildConfigurationForm(array $form, FormStateInterface $form_state) {
Chris@0 80 $form['theme'] = [
Chris@0 81 '#type' => 'select',
Chris@0 82 '#title' => $this->t('Theme'),
Chris@0 83 '#default_value' => $this->configuration['theme'],
Chris@0 84 '#options' => array_map(function ($theme_info) {
Chris@0 85 return $theme_info->info['name'];
Chris@0 86 }, $this->themeHandler->listInfo()),
Chris@0 87 ];
Chris@0 88 return parent::buildConfigurationForm($form, $form_state);
Chris@0 89 }
Chris@0 90
Chris@0 91 /**
Chris@0 92 * {@inheritdoc}
Chris@0 93 */
Chris@0 94 public function submitConfigurationForm(array &$form, FormStateInterface $form_state) {
Chris@0 95 $this->configuration['theme'] = $form_state->getValue('theme');
Chris@0 96 parent::submitConfigurationForm($form, $form_state);
Chris@0 97 }
Chris@0 98
Chris@0 99 /**
Chris@0 100 * {@inheritdoc}
Chris@0 101 */
Chris@0 102 public function evaluate() {
Chris@0 103 if (!$this->configuration['theme']) {
Chris@0 104 return TRUE;
Chris@0 105 }
Chris@0 106
Chris@0 107 return $this->themeManager->getActiveTheme()->getName() == $this->configuration['theme'];
Chris@0 108 }
Chris@0 109
Chris@0 110 /**
Chris@0 111 * {@inheritdoc}
Chris@0 112 */
Chris@0 113 public function summary() {
Chris@0 114 if ($this->isNegated()) {
Chris@0 115 return $this->t('The current theme is not @theme', ['@theme' => $this->configuration['theme']]);
Chris@0 116 }
Chris@0 117
Chris@0 118 return $this->t('The current theme is @theme', ['@theme' => $this->configuration['theme']]);
Chris@0 119 }
Chris@0 120
Chris@0 121 /**
Chris@0 122 * {@inheritdoc}
Chris@0 123 */
Chris@0 124 public function getCacheContexts() {
Chris@0 125 $contexts = parent::getCacheContexts();
Chris@0 126 $contexts[] = 'theme';
Chris@0 127 return $contexts;
Chris@0 128 }
Chris@0 129
Chris@0 130 }