Same name and namespace in other branches

1. 9 core/modules/language/src/Plugin/LanguageNegotiation/LanguageNegotiationContentEntity.php \Drupal\language\Plugin\LanguageNegotiation\LanguageNegotiationContentEntity::getLangcode()
2. 8.9.x core/modules/language/src/Plugin/LanguageNegotiation/LanguageNegotiationContentEntity.php \Drupal\language\Plugin\LanguageNegotiation\LanguageNegotiationContentEntity::getLangcode()
3. 11.x core/modules/language/src/Plugin/LanguageNegotiation/LanguageNegotiationContentEntity.php \Drupal\language\Plugin\LanguageNegotiation\LanguageNegotiationContentEntity::getLangcode()

Performs language negotiation.

@todo Determine whether string|false or string|null should be the normalized result across all implementations and update the

Parameters

\Symfony\Component\HttpFoundation\Request $request: (optional) The current request. Defaults to NULL if it has not been initialized yet.

Return value

string|null|false A valid language code if the negotiation was successful and either NULL or FALSE otherwise.

and its comment accordingly.

Overrides LanguageNegotiationMethodInterface::getLangcode

1 call to LanguageNegotiationContentEntity::getLangcode()

LanguageNegotiationContentEntity::processOutbound in core/modules/language/src/Plugin/LanguageNegotiation/LanguageNegotiationContentEntity.php

File

core/modules/language/src/Plugin/LanguageNegotiation/LanguageNegotiationContentEntity.php, line 94

Class

LanguageNegotiationContentEntity

Class for identifying the content translation language.

Namespace

Drupal\language\Plugin\LanguageNegotiation

Code

public function getLangcode(?Request $request = NULL) {
    if ($request === NULL || $this->languageManager === NULL) {
        return NULL;
    }
    $langcode = $request->query
        ->get(static::QUERY_PARAMETER);
    $language_enabled = array_key_exists($langcode, $this->languageManager
        ->getLanguages());
    return $language_enabled ? $langcode : NULL;
}

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