public ContentUninstallValidator::validate($module)
Determines the reasons a module can not be uninstalled.
Example implementation:
public function validate($module) { $entity_types = $this->entityManager->getDefinitions(); $reasons = array(); foreach ($entity_types as $entity_type) { if ($module == $entity_type->getProvider() && $entity_type instanceof ContentEntityTypeInterface && $this->entityManager->getStorage($entity_type->id())->hasData()) { $reasons[] = $this->t('There is content for the entity type: @entity_type', array('@entity_type' => $entity_type->getLabel())); } } return $reasons; }
Parameters
string $module: A module name.
Return value
string[] An array of reasons the module can not be uninstalled, empty if it can. Each reason should not end with any punctuation since multiple reasons can be displayed together.
Overrides ModuleUninstallValidatorInterface::validate
See also
template_preprocess_system_modules_uninstall()
File
- core/lib/Drupal/Core/Entity/ContentUninstallValidator.php, line 39
Class
- ContentUninstallValidator
- Validates module uninstall readiness based on existing content entities.
Namespace
Drupal\Core\Entity
Code
public function validate($module) { $entity_types = $this->entityManager->getDefinitions(); $reasons = []; foreach ($entity_types as $entity_type) { if ($module == $entity_type->getProvider() && $entity_type instanceof ContentEntityTypeInterface && $this->entityManager->getStorage($entity_type->id())->hasData()) { $reasons[] = $this->t('There is content for the entity type: @entity_type. <a href=":url">Remove @entity_type_plural</a>.', [ '@entity_type' => $entity_type->getLabel(), '@entity_type_plural' => $entity_type->getPluralLabel(), ':url' => Url::fromRoute('system.prepare_modules_entity_uninstall', ['entity_type_id' => $entity_type->id()])->toString(), ]); } } return $reasons; }
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