/** * Initializes the local cache for language path processors. * * @param string $scope * The scope of the processors: "inbound" or "outbound". */ protected function initProcessors($scope) { $interface = '\\Drupal\\Core\\PathProcessor\\' . Unicode::ucfirst($scope) . 'PathProcessorInterface'; $this->processors[$scope] = array(); $weights = []; foreach ($this->languageManager->getLanguageTypes() as $type) { foreach ($this->negotiator->getNegotiationMethods($type) as $method_id => $method) { if (!isset($this->processors[$scope][$method_id])) { $reflector = new \ReflectionClass($method['class']); if ($reflector->implementsInterface($interface)) { $this->processors[$scope][$method_id] = $this->negotiator->getNegotiationMethodInstance($method_id); $weights[$method_id] = $method['weight']; } } } } // Sort the processors list, so that their functions are called in the // order specified by the weight of the methods. uksort($this->processors[$scope], function ($method_id_a, $method_id_b) use($weights) { $a_weight = $weights[$method_id_a]; $b_weight = $weights[$method_id_b]; if ($a_weight == $b_weight) { return 0; } return $a_weight < $b_weight ? -1 : 1; }); }
/** * Initializes the local cache for language path processors. * * @param string $scope * The scope of the processors: "inbound" or "outbound". */ protected function initProcessors($scope) { $interface = '\\Drupal\\Core\\PathProcessor\\' . Unicode::ucfirst($scope) . 'PathProcessorInterface'; $this->processors[$scope] = array(); foreach ($this->languageManager->getLanguageTypes() as $type) { foreach ($this->negotiator->getNegotiationMethods($type) as $method_id => $method) { if (!isset($this->processors[$scope][$method_id])) { $reflector = new \ReflectionClass($method['class']); if ($reflector->implementsInterface($interface)) { $this->processors[$scope][$method_id] = $this->negotiator->getNegotiationMethodInstance($method_id); } } } } }
/** * {@inheritdoc} */ public function getLanguageSwitchLinks($type, Url $url) { $links = FALSE; if ($this->negotiator) { foreach ($this->negotiator->getNegotiationMethods($type) as $method_id => $method) { $reflector = new \ReflectionClass($method['class']); if ($reflector->implementsInterface('\\Drupal\\language\\LanguageSwitcherInterface')) { $result = $this->negotiator->getNegotiationMethodInstance($method_id)->getLanguageSwitchLinks($this->requestStack->getCurrentRequest(), $type, $url); if (!empty($result)) { // Allow modules to provide translations for specific links. $this->moduleHandler->alter('language_switch_links', $result, $type, $path); $links = (object) array('links' => $result, 'method_id' => $method_id); break; } } } } return $links; }