CurrentThemeCondition.php
Same filename in other branches
Namespace
Drupal\system\Plugin\ConditionFile
-
core/
modules/ system/ src/ Plugin/ Condition/ CurrentThemeCondition.php
View source
<?php
namespace Drupal\system\Plugin\Condition;
use Drupal\Core\Condition\Attribute\Condition;
use Drupal\Core\Condition\ConditionPluginBase;
use Drupal\Core\Extension\ThemeHandlerInterface;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
use Drupal\Core\StringTranslation\TranslatableMarkup;
use Drupal\Core\Theme\ThemeManagerInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;
/**
* Provides a 'Current Theme' condition.
*/
class CurrentThemeCondition extends ConditionPluginBase implements ContainerFactoryPluginInterface {
/**
* The theme manager.
*
* @var \Drupal\Core\Theme\ThemeManagerInterface
*/
protected $themeManager;
/**
* The theme handler.
*
* @var \Drupal\Core\Extension\ThemeHandlerInterface
*/
protected $themeHandler;
/**
* Constructs a CurrentThemeCondition condition plugin.
*
* @param array $configuration
* A configuration array containing information about the plugin instance.
* @param string $plugin_id
* The plugin_id for the plugin instance.
* @param mixed $plugin_definition
* The plugin implementation definition.
* @param \Drupal\Core\Theme\ThemeManagerInterface $theme_manager
* The theme manager.
* @param \Drupal\Core\Extension\ThemeHandlerInterface $theme_handler
* The theme handler.
*/
public function __construct(array $configuration, $plugin_id, $plugin_definition, ThemeManagerInterface $theme_manager, ThemeHandlerInterface $theme_handler) {
parent::__construct($configuration, $plugin_id, $plugin_definition);
$this->themeManager = $theme_manager;
$this->themeHandler = $theme_handler;
}
/**
* {@inheritdoc}
*/
public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
return new static($configuration, $plugin_id, $plugin_definition, $container->get('theme.manager'), $container->get('theme_handler'));
}
/**
* {@inheritdoc}
*/
public function defaultConfiguration() {
return [
'theme' => '',
] + parent::defaultConfiguration();
}
/**
* {@inheritdoc}
*/
public function buildConfigurationForm(array $form, FormStateInterface $form_state) {
$form['theme'] = [
'#type' => 'select',
'#title' => $this->t('Theme'),
'#default_value' => $this->configuration['theme'],
'#options' => array_map(function ($theme_info) {
return $theme_info->info['name'];
}, $this->themeHandler
->listInfo()),
];
return parent::buildConfigurationForm($form, $form_state);
}
/**
* {@inheritdoc}
*/
public function submitConfigurationForm(array &$form, FormStateInterface $form_state) {
$this->configuration['theme'] = $form_state->getValue('theme');
parent::submitConfigurationForm($form, $form_state);
}
/**
* {@inheritdoc}
*/
public function evaluate() {
if (!$this->configuration['theme']) {
return TRUE;
}
return $this->themeManager
->getActiveTheme()
->getName() == $this->configuration['theme'];
}
/**
* {@inheritdoc}
*/
public function summary() {
if ($this->isNegated()) {
return $this->t('The current theme is not @theme', [
'@theme' => $this->configuration['theme'],
]);
}
return $this->t('The current theme is @theme', [
'@theme' => $this->configuration['theme'],
]);
}
/**
* {@inheritdoc}
*/
public function getCacheContexts() {
$contexts = parent::getCacheContexts();
$contexts[] = 'theme';
return $contexts;
}
}
Classes
Title | Deprecated | Summary |
---|---|---|
CurrentThemeCondition | Provides a 'Current Theme' condition. |
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