37 lines
1 KiB
PHP
37 lines
1 KiB
PHP
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<?php
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namespace Drupal\config;
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use Drupal\Core\Config\ConfigEvents;
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use Drupal\Core\Config\ConfigImporterEvent;
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use Drupal\Core\Config\ConfigImportValidateEventSubscriberBase;
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/**
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* Config subscriber.
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*/
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class ConfigSubscriber extends ConfigImportValidateEventSubscriberBase {
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/**
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* Checks that the Configuration module is not being uninstalled.
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*
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* @param ConfigImporterEvent $event
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* The config import event.
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*/
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public function onConfigImporterValidate(ConfigImporterEvent $event) {
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$importer = $event->getConfigImporter();
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$core_extension = $importer->getStorageComparer()->getSourceStorage()->read('core.extension');
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if (!isset($core_extension['module']['config'])) {
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$importer->logError($this->t('Can not uninstall the Configuration module as part of a configuration synchronization through the user interface.'));
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}
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}
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/**
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* {@inheritdoc}
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*/
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static function getSubscribedEvents() {
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$events[ConfigEvents::IMPORT_VALIDATE][] = array('onConfigImporterValidate', 20);
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return $events;
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}
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}
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