39 lines
1.2 KiB
PHP
39 lines
1.2 KiB
PHP
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<?php
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/**
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* @file
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* Contains \Drupal\system\SystemConfigSubscriber.
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*/
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namespace Drupal\system;
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use Drupal\Core\Config\ConfigImporterEvent;
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use Drupal\Core\Config\ConfigImportValidateEventSubscriberBase;
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use Drupal\Core\Config\StorageDispatcher;
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/**
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* System Config subscriber.
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*/
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class SystemConfigSubscriber extends ConfigImportValidateEventSubscriberBase {
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/**
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* Checks that the configuration synchronization is valid.
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*
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* This event listener implements two checks:
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* - prevents deleting all configuration.
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* - checks that the system.site:uuid's in the source and target match.
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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 $event) {
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$importList = $event->getConfigImporter()->getStorageComparer()->getSourceStorage()->listAll();
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if (empty($importList)) {
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$event->getConfigImporter()->logError($this->t('This import is empty and if applied would delete all of your configuration, so has been rejected.'));
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}
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if (!$event->getConfigImporter()->getStorageComparer()->validateSiteUuid()) {
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$event->getConfigImporter()->logError($this->t('Site UUID in source storage does not match the target storage.'));
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}
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}
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}
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