/**
* 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}
*/
function saveConfiguration($type, $enabled_methods)
{
$definitions = $this->getNegotiationMethods();
$default_types = $this->languageManager->getLanguageTypes();
// Order the language negotiation method list by weight.
asort($enabled_methods);
foreach ($enabled_methods as $method_id => $weight) {
if (isset($definitions[$method_id])) {
$method = $definitions[$method_id];
// If the language negotiation method does not express any preference
// about types, make it available for any configurable type.
$types = array_flip(!empty($method['types']) ? $method['types'] : $default_types);
// Check whether the method is defined and has the right type.
if (!isset($types[$type])) {
unset($enabled_methods[$method_id]);
}
} else {
unset($enabled_methods[$method_id]);
}
}
$this->configFactory->get('language.types')->set('negotiation.' . $type . '.enabled', $enabled_methods)->save();
}