function CurrentLanguageContext::getRuntimeContexts

Overrides ContextProviderInterface::getRuntimeContexts

File

core/lib/Drupal/Core/Language/ContextProvider/CurrentLanguageContext.php, line 39

Class

CurrentLanguageContext

Sets the current language as a context.

Namespace

Code

public function getRuntimeContexts(array $unqualified_context_ids) {
    // Add a context for each language type.
    $language_types = $this->languageManager
        ->getLanguageTypes();
    $info = $this->languageManager
        ->getDefinedLanguageTypesInfo();
    if ($unqualified_context_ids) {
        foreach ($unqualified_context_ids as $unqualified_context_id) {
            if (array_search($unqualified_context_id, $language_types) === FALSE) {
                unset($language_types[$unqualified_context_id]);
            }
        }
    }
    $result = [];
    foreach ($language_types as $type_key) {
        if (isset($info[$type_key]['name'])) {
            $context = new Context(new ContextDefinition('language', $info[$type_key]['name']), $this->languageManager
                ->getCurrentLanguage($type_key));
            $cacheability = new CacheableMetadata();
            $cacheability->setCacheContexts([
                'languages:' . $type_key,
            ]);
            $context->addCacheableDependency($cacheability);
            $result[$type_key] = $context;
        }
    }
    return $result;
}