/** * @param $key * @param ComponentInterface $component * @param FormState $state * @return string * @throws FormException */ public function parse($key, ComponentInterface $component, FormState $state) { $customCallbacks = $this->customCallbacks; $callback = function (array $matches) use($component, $state, $key, $customCallbacks) { if (!isset($matches[2])) { return ''; } $wildcard = $matches[2]; switch ($wildcard) { case self::TYPE: return $this->replaceType($component); case self::BASETYPE: return $this->replaceBaseType($component); case self::ID: return $component->getId(); case self::ID_FULL: return $component->getFullId(); case self::PARENT_ID: return $this->replaceParentId($component); case self::PARENT_ID_FULL: return $this->replaceParentFullId($component); case self::NAME: return $this->replaceName($component); case self::NAME_FULL: return $this->replaceFullName($component); case self::PARENT_NAME: return $this->replaceParentName($component); case self::PARENT_NAME_FULL: return $this->replaceParentFullName($component); case self::FORM_ID: return $state->getFormId(); default: // try to load a custom wildcard replacement callback if (isset($customCallbacks[$wildcard])) { /** @var TranslationKeyWildcardInterface $wc */ $wc = $customCallbacks[$wildcard]; return $wc->replace($component, $state); } // if no custom callback, fail throw new FormException(sprintf("Unknown translation key wildcard '%s'", $wildcard), 'translation.keyWildcardUnknown', array('wildcard' => $wildcard, 'key' => $key)); } }; $key = preg_replace_callback('/({([a-zA-Z0-9]+)})/', $callback, $key); if (is_null($key)) { throw new FormException(sprintf("Cannot parse translation key '%s': invalid format!", $key), 'translation.keyParseError', array('key' => $key)); } return trim(str_replace('..', '.', $key), '.'); }
/** * @param ComponentInterface $component * @param FormState $state * @return string */ public function replaceBla(ComponentInterface $component, FormState $state) { return $state->getFormId(); }
/** * @param FormState $context * @return string */ public function getTestContent(FormState $context) { return $context->getFormId(); }