LanguageManager.php 1.32 KB
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<?php

/**
 * @file
 * Definition of Drupal\Core\Language\LanguageManager.
 */

namespace Drupal\Core\Language;

use Symfony\Component\HttpFoundation\Request;

/**
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 * Class responsible for initializing each language type.
 *
 * This service is dependent on the 'request' service and can therefore pass the
 * Request object to the code that deals with each particular language type.
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 * This means the Request can be used directly for things like URL-based
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 * language negotiation.
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 */
class LanguageManager {

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  private $request;
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  private $languages;
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  public function __construct(Request $request = NULL) {
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    $this->request = $request;
  }

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  public function getLanguage($type) {
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    if (isset($this->languages[$type])) {
      return $this->languages[$type];
    }

    // @todo Objectify the language system so that we don't have to do this.
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    if (language_multilingual()) {
      include_once DRUPAL_ROOT . '/core/includes/language.inc';
      $this->languages[$type] = language_types_initialize($type, $this->request);
    }
    else {
      $this->languages[$type] = language_default();
    }
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    return $this->languages[$type];
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  }

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  public function reset($type = NULL) {
    if (!isset($type)) {
      $this->languages = array();
    }
    elseif (isset($this->languages[$type])) {
      unset($this->languages[$type]);
    }
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  }
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}