Mercurial > hg > isophonics-drupal-site
view core/modules/system/src/MachineNameController.php @ 19:fa3358dc1485 tip
Add ndrum files
author | Chris Cannam |
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date | Wed, 28 Aug 2019 13:14:47 +0100 |
parents | 129ea1e6d783 |
children |
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<?php namespace Drupal\system; use Drupal\Component\Transliteration\TransliterationInterface; use Drupal\Core\Access\CsrfTokenGenerator; use Drupal\Core\DependencyInjection\ContainerInjectionInterface; use Symfony\Component\HttpFoundation\JsonResponse; use Symfony\Component\HttpFoundation\Request; use Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException; use Symfony\Component\DependencyInjection\ContainerInterface; /** * Controller routines for machine name transliteration routes. */ class MachineNameController implements ContainerInjectionInterface { /** * The transliteration helper. * * @var \Drupal\Component\Transliteration\TransliterationInterface */ protected $transliteration; /** * The token generator. * * @var \Drupal\Core\Access\CsrfTokenGenerator */ protected $tokenGenerator; /** * Constructs a MachineNameController object. * * @param \Drupal\Component\Transliteration\TransliterationInterface $transliteration * The transliteration helper. * @param \Drupal\Core\Access\CsrfTokenGenerator $token_generator * The token generator. */ public function __construct(TransliterationInterface $transliteration, CsrfTokenGenerator $token_generator) { $this->transliteration = $transliteration; $this->tokenGenerator = $token_generator; } /** * {@inheritdoc} */ public static function create(ContainerInterface $container) { return new static( $container->get('transliteration'), $container->get('csrf_token') ); } /** * Transliterates a string in given language. Various postprocessing possible. * * @param \Symfony\Component\HttpFoundation\Request $request * The input string and language for the transliteration. * Optionally may contain the replace_pattern, replace, lowercase parameters. * * @return \Symfony\Component\HttpFoundation\JsonResponse * The transliterated string. */ public function transliterate(Request $request) { $text = $request->query->get('text'); $langcode = $request->query->get('langcode'); $replace_pattern = $request->query->get('replace_pattern'); $replace_token = $request->query->get('replace_token'); $replace = $request->query->get('replace'); $lowercase = $request->query->get('lowercase'); $transliterated = $this->transliteration->transliterate($text, $langcode, '_'); if ($lowercase) { $transliterated = mb_strtolower($transliterated); } if (isset($replace_pattern) && isset($replace)) { if (!isset($replace_token)) { throw new AccessDeniedHttpException("Missing 'replace_token' query parameter."); } elseif (!$this->tokenGenerator->validate($replace_token, $replace_pattern)) { throw new AccessDeniedHttpException("Invalid 'replace_token' query parameter."); } // Quote the pattern delimiter and remove null characters to avoid the e // or other modifiers being injected. $transliterated = preg_replace('@' . strtr($replace_pattern, ['@' => '\@', chr(0) => '']) . '@', $replace, $transliterated); } return new JsonResponse($transliterated); } }