class Language

Same name in this branch
  1. 11.x core/modules/language/src/Plugin/migrate/source/Language.php \Drupal\language\Plugin\migrate\source\Language
  2. 11.x core/modules/ckeditor5/src/Plugin/CKEditor5Plugin/Language.php \Drupal\ckeditor5\Plugin\CKEditor5Plugin\Language
  3. 11.x core/lib/Drupal/Core/TypedData/Plugin/DataType/Language.php \Drupal\Core\TypedData\Plugin\DataType\Language
  4. 11.x core/lib/Drupal/Core/Language/Language.php \Drupal\Core\Language\Language
Same name in other branches
  1. 9 core/modules/language/src/Plugin/migrate/source/Language.php \Drupal\language\Plugin\migrate\source\Language
  2. 9 core/modules/language/src/Plugin/Condition/Language.php \Drupal\language\Plugin\Condition\Language
  3. 9 core/modules/ckeditor5/src/Plugin/CKEditor5Plugin/Language.php \Drupal\ckeditor5\Plugin\CKEditor5Plugin\Language
  4. 9 core/modules/ckeditor/src/Plugin/CKEditorPlugin/Language.php \Drupal\ckeditor\Plugin\CKEditorPlugin\Language
  5. 9 core/lib/Drupal/Core/TypedData/Plugin/DataType/Language.php \Drupal\Core\TypedData\Plugin\DataType\Language
  6. 9 core/lib/Drupal/Core/Language/Language.php \Drupal\Core\Language\Language
  7. 8.9.x core/modules/language/src/Plugin/migrate/source/Language.php \Drupal\language\Plugin\migrate\source\Language
  8. 8.9.x core/modules/language/src/Plugin/Condition/Language.php \Drupal\language\Plugin\Condition\Language
  9. 8.9.x core/modules/ckeditor/src/Plugin/CKEditorPlugin/Language.php \Drupal\ckeditor\Plugin\CKEditorPlugin\Language
  10. 8.9.x core/lib/Drupal/Core/TypedData/Plugin/DataType/Language.php \Drupal\Core\TypedData\Plugin\DataType\Language
  11. 8.9.x core/lib/Drupal/Core/Language/Language.php \Drupal\Core\Language\Language
  12. 10 core/modules/language/src/Plugin/migrate/source/Language.php \Drupal\language\Plugin\migrate\source\Language
  13. 10 core/modules/language/src/Plugin/Condition/Language.php \Drupal\language\Plugin\Condition\Language
  14. 10 core/modules/ckeditor5/src/Plugin/CKEditor5Plugin/Language.php \Drupal\ckeditor5\Plugin\CKEditor5Plugin\Language
  15. 10 core/lib/Drupal/Core/TypedData/Plugin/DataType/Language.php \Drupal\Core\TypedData\Plugin\DataType\Language
  16. 10 core/lib/Drupal/Core/Language/Language.php \Drupal\Core\Language\Language

Provides a 'Language' condition.

Hierarchy

Expanded class hierarchy of Language

405 string references to 'Language'
AccountSettingsForm::buildForm in core/modules/user/src/AccountSettingsForm.php
Form constructor.
AssetControllerBase::deliver in core/modules/system/src/Controller/AssetControllerBase.php
Generates an aggregate, given a filename.
block.block.umami_languageswitcher.yml in core/profiles/demo_umami/config/install/block.block.umami_languageswitcher.yml
core/profiles/demo_umami/config/install/block.block.umami_languageswitcher.yml
BlockContentTypeForm::form in core/modules/block_content/src/BlockContentTypeForm.php
BlockForm::buildVisibilityInterface in core/modules/block/src/BlockForm.php
Helper function for building the visibility UI form.

... See full list

File

core/modules/language/src/Plugin/Condition/Language.php, line 18

Namespace

Drupal\language\Plugin\Condition
View source
class Language extends ConditionPluginBase implements ContainerFactoryPluginInterface {
    
    /**
     * The Language manager.
     *
     * @var \Drupal\Core\Language\LanguageManagerInterface
     */
    protected $languageManager;
    
    /**
     * Creates a new Language instance.
     *
     * @param \Drupal\Core\Language\LanguageManagerInterface $language_manager
     *   The language manager.
     * @param array $configuration
     *   The plugin configuration, i.e. an array with configuration values keyed
     *   by configuration option name. The special key 'context' may be used to
     *   initialize the defined contexts by setting it to an array of context
     *   values keyed by context names.
     * @param string $plugin_id
     *   The plugin ID for the plugin instance.
     * @param mixed $plugin_definition
     *   The plugin implementation definition.
     */
    public function __construct(LanguageManagerInterface $language_manager, array $configuration, $plugin_id, $plugin_definition) {
        parent::__construct($configuration, $plugin_id, $plugin_definition);
        $this->languageManager = $language_manager;
    }
    
    /**
     * {@inheritdoc}
     */
    public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
        return new static($container->get('language_manager'), $configuration, $plugin_id, $plugin_definition);
    }
    
    /**
     * {@inheritdoc}
     */
    public function buildConfigurationForm(array $form, FormStateInterface $form_state) {
        if ($this->languageManager
            ->isMultilingual()) {
            // Fetch languages.
            $languages = $this->languageManager
                ->getLanguages();
            $langcodes_options = [];
            foreach ($languages as $language) {
                $langcodes_options[$language->getId()] = $language->getName();
            }
            $form['langcodes'] = [
                '#type' => 'checkboxes',
                '#title' => $this->t('Language selection'),
                '#default_value' => $this->configuration['langcodes'],
                '#options' => $langcodes_options,
                '#description' => $this->t('Select languages to enforce. If none are selected, all languages will be allowed.'),
            ];
        }
        else {
            $form['langcodes'] = [
                '#type' => 'value',
                '#default_value' => $this->configuration['langcodes'],
            ];
        }
        return parent::buildConfigurationForm($form, $form_state);
    }
    
    /**
     * {@inheritdoc}
     */
    public function submitConfigurationForm(array &$form, FormStateInterface $form_state) {
        $this->configuration['langcodes'] = array_filter($form_state->getValue('langcodes'));
        parent::submitConfigurationForm($form, $form_state);
    }
    
    /**
     * {@inheritdoc}
     */
    public function summary() {
        $language_list = $this->languageManager
            ->getLanguages(LanguageInterface::STATE_ALL);
        $selected = $this->configuration['langcodes'];
        // Reduce the language list to an array of language names.
        $language_names = array_reduce($language_list, function ($result, $item) use ($selected) {
            // If the current item of the $language_list array is one of the selected
            // languages, add it to the $results array.
            if (!empty($selected[$item->getId()])) {
                $result[$item->getId()] = $item->getName();
            }
            return $result;
        }, []);
        // If we have more than one language selected, separate them by commas.
        if (count($this->configuration['langcodes']) > 1) {
            $languages = implode(', ', $language_names);
        }
        else {
            // If we have just one language just grab the only present value.
            $languages = array_pop($language_names);
        }
        if (!empty($this->configuration['negate'])) {
            return $this->t('The language is not @languages.', [
                '@languages' => $languages,
            ]);
        }
        return $this->t('The language is @languages.', [
            '@languages' => $languages,
        ]);
    }
    
    /**
     * {@inheritdoc}
     */
    public function evaluate() {
        if (empty($this->configuration['langcodes']) && !$this->isNegated()) {
            return TRUE;
        }
        $language = $this->getContextValue('language');
        // Language visibility settings.
        return !empty($this->configuration['langcodes'][$language->getId()]);
    }
    
    /**
     * {@inheritdoc}
     */
    public function defaultConfiguration() {
        return [
            'langcodes' => [],
        ] + parent::defaultConfiguration();
    }

}

Members

Title Sort descending Modifiers Object type Summary Overriden Title Overrides
ConditionPluginBase::$executableManager protected property The condition manager to proxy execute calls through.
ConditionPluginBase::calculateDependencies public function Calculates dependencies for the configured plugin. Overrides DependentPluginInterface::calculateDependencies
ConditionPluginBase::execute public function Executes the plugin. Overrides ExecutableInterface::execute
ConditionPluginBase::getConfiguration public function Gets this plugin's configuration. Overrides ConfigurableInterface::getConfiguration
ConditionPluginBase::isNegated public function Determines whether condition result will be negated. Overrides ConditionInterface::isNegated 1
ConditionPluginBase::setConfiguration public function Sets the configuration for this plugin instance. Overrides ConfigurableInterface::setConfiguration
ConditionPluginBase::setExecutableManager public function Sets the executable manager class. Overrides ConditionInterface::setExecutableManager
ConditionPluginBase::validateConfigurationForm public function Form validation handler. Overrides PluginFormInterface::validateConfigurationForm 1
ContextAwarePluginAssignmentTrait::addContextAssignmentElement protected function Builds a form element for assigning a context to a given slot.
ContextAwarePluginAssignmentTrait::contextHandler protected function Wraps the context handler.
ContextAwarePluginAssignmentTrait::t abstract protected function Ensures the t() method is available.
ContextAwarePluginTrait::$context protected property The data objects representing the context of this plugin.
ContextAwarePluginTrait::getCacheContexts public function 10
ContextAwarePluginTrait::getCacheMaxAge public function 6
ContextAwarePluginTrait::getCacheTags public function 3
ContextAwarePluginTrait::getContext public function
ContextAwarePluginTrait::getContextDefinition public function
ContextAwarePluginTrait::getContextDefinitions public function
ContextAwarePluginTrait::getContextMapping public function 1
ContextAwarePluginTrait::getContexts public function
ContextAwarePluginTrait::getContextValue public function
ContextAwarePluginTrait::getContextValues public function
ContextAwarePluginTrait::getPluginDefinition abstract public function 1
ContextAwarePluginTrait::setContext public function 1
ContextAwarePluginTrait::setContextMapping public function
ContextAwarePluginTrait::setContextValue public function
ContextAwarePluginTrait::validateContexts public function
ExecutablePluginBase::getConfig public function Gets all configuration values.
ExecutablePluginBase::getConfigDefinition public function Gets the definition of a configuration option.
ExecutablePluginBase::getConfigDefinitions public function Gets an array of definitions of available configuration options.
ExecutablePluginBase::setConfig public function Sets the value of a particular configuration option.
Language::$languageManager protected property The Language manager.
Language::buildConfigurationForm public function Form constructor. Overrides ConditionPluginBase::buildConfigurationForm
Language::create public static function Creates an instance of the plugin. Overrides ContainerFactoryPluginInterface::create
Language::defaultConfiguration public function Gets default configuration for this plugin. Overrides ConditionPluginBase::defaultConfiguration
Language::evaluate public function Evaluates the condition and returns TRUE or FALSE accordingly. Overrides ConditionInterface::evaluate
Language::submitConfigurationForm public function Form submission handler. Overrides ConditionPluginBase::submitConfigurationForm
Language::summary public function Provides a human readable summary of the condition's configuration. Overrides ConditionInterface::summary
Language::__construct public function Creates a new Language instance. Overrides ConditionPluginBase::__construct
PluginInspectionInterface::getPluginId public function Gets the plugin ID of the plugin instance. 2

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