class PrepareUninstallForm in Simplenews 3.x
Same name and namespace in other branches
- 8.2 src/Form/PrepareUninstallForm.php \Drupal\simplenews\Form\PrepareUninstallForm
- 8 src/Form/PrepareUninstallForm.php \Drupal\simplenews\Form\PrepareUninstallForm
Removes fields and data used by Simplenews.
Hierarchy
- class \Drupal\Core\Form\FormBase implements ContainerInjectionInterface, FormInterface uses DependencySerializationTrait, LoggerChannelTrait, MessengerTrait, RedirectDestinationTrait, StringTranslationTrait
- class \Drupal\simplenews\Form\PrepareUninstallForm
Expanded class hierarchy of PrepareUninstallForm
1 string reference to 'PrepareUninstallForm'
File
- src/
Form/ PrepareUninstallForm.php, line 11
Namespace
Drupal\simplenews\FormView source
class PrepareUninstallForm extends FormBase {
/**
* {@inheritdoc}
*/
public function getFormId() {
return 'simplenews_admin_settings_prepare_uninstall';
}
/**
* {@inheritdoc}
*/
public function buildForm(array $form, FormStateInterface $form_state) {
$form['simplenews'] = [
'#type' => 'fieldset',
'#title' => $this
->t('Prepare uninstall'),
'#description' => $this
->t('When clicked all Simplenews data (content, fields) will be removed.'),
];
$form['simplenews']['prepare_uninstall'] = [
'#type' => 'submit',
'#value' => $this
->t('Delete Simplenews data'),
];
return $form;
}
/**
* {@inheritdoc}
*/
public function submitForm(array &$form, FormStateInterface $form_state) {
$batch = [
'title' => $this
->t('Deleting subscribers'),
'operations' => [
[
[
__CLASS__,
'deleteSubscribers',
],
[],
],
[
[
__CLASS__,
'removeFields',
],
[],
],
[
[
__CLASS__,
'purgeFieldData',
],
[],
],
],
'progress_message' => $this
->t('Deleting Simplenews data... Completed @percentage% (@current of @total).'),
];
batch_set($batch);
$this
->messenger()
->addMessage($this
->t('Simplenews data has been deleted.'));
}
/**
* Deletes Simplenews subscribers.
*/
public static function deleteSubscribers(&$context) {
$storage = \Drupal::entityTypeManager()
->getStorage('simplenews_subscriber');
$subscriber_ids = $storage
->getQuery()
->range(0, 100)
->execute();
if ($subscribers = $storage
->loadMultiple($subscriber_ids)) {
$storage
->delete($subscribers);
}
$context['finished'] = (int) count($subscriber_ids) < 100;
}
/**
* Removes Simplenews fields.
*/
public static function removeFields() {
$field_config_storage = \Drupal::entityTypeManager()
->getStorage('field_config');
$simplenews_fields_ids = $field_config_storage
->getQuery()
->condition('field_type', 'simplenews_', 'STARTS_WITH')
->execute();
$simplenews_fields = $field_config_storage
->loadMultiple($simplenews_fields_ids);
$field_config_storage
->delete($simplenews_fields);
}
/**
* Purges a field data.
*/
public static function purgeFieldData() {
do {
field_purge_batch(1000);
$properties = [
'deleted' => TRUE,
'include_deleted' => TRUE,
];
$fields = \Drupal::entityTypeManager()
->getStorage('field_config')
->loadByProperties($properties);
} while ($fields);
}
}
Members
Name | Modifiers | Type | Description | Overrides |
---|---|---|---|---|
DependencySerializationTrait:: |
protected | property | ||
DependencySerializationTrait:: |
protected | property | ||
DependencySerializationTrait:: |
public | function | 2 | |
DependencySerializationTrait:: |
public | function | 2 | |
FormBase:: |
protected | property | The config factory. | 3 |
FormBase:: |
protected | property | The request stack. | 1 |
FormBase:: |
protected | property | The route match. | |
FormBase:: |
protected | function | Retrieves a configuration object. | |
FormBase:: |
protected | function | Gets the config factory for this form. | 3 |
FormBase:: |
private | function | Returns the service container. | |
FormBase:: |
public static | function |
Instantiates a new instance of this class. Overrides ContainerInjectionInterface:: |
105 |
FormBase:: |
protected | function | Gets the current user. | |
FormBase:: |
protected | function | Gets the request object. | |
FormBase:: |
protected | function | Gets the route match. | |
FormBase:: |
protected | function | Gets the logger for a specific channel. | |
FormBase:: |
protected | function | Returns a redirect response object for the specified route. | |
FormBase:: |
public | function | Resets the configuration factory. | |
FormBase:: |
public | function | Sets the config factory for this form. | |
FormBase:: |
public | function | Sets the request stack object to use. | |
FormBase:: |
public | function |
Form validation handler. Overrides FormInterface:: |
72 |
LoggerChannelTrait:: |
protected | property | The logger channel factory service. | |
LoggerChannelTrait:: |
protected | function | Gets the logger for a specific channel. | |
LoggerChannelTrait:: |
public | function | Injects the logger channel factory. | |
MessengerTrait:: |
protected | property | The messenger. | 27 |
MessengerTrait:: |
public | function | Gets the messenger. | 27 |
MessengerTrait:: |
public | function | Sets the messenger. | |
PrepareUninstallForm:: |
public | function |
Form constructor. Overrides FormInterface:: |
|
PrepareUninstallForm:: |
public static | function | Deletes Simplenews subscribers. | |
PrepareUninstallForm:: |
public | function |
Returns a unique string identifying the form. Overrides FormInterface:: |
|
PrepareUninstallForm:: |
public static | function | Purges a field data. | |
PrepareUninstallForm:: |
public static | function | Removes Simplenews fields. | |
PrepareUninstallForm:: |
public | function |
Form submission handler. Overrides FormInterface:: |
|
RedirectDestinationTrait:: |
protected | property | The redirect destination service. | 1 |
RedirectDestinationTrait:: |
protected | function | Prepares a 'destination' URL query parameter for use with \Drupal\Core\Url. | |
RedirectDestinationTrait:: |
protected | function | Returns the redirect destination service. | |
RedirectDestinationTrait:: |
public | function | Sets the redirect destination service. | |
StringTranslationTrait:: |
protected | property | The string translation service. | 4 |
StringTranslationTrait:: |
protected | function | Formats a string containing a count of items. | |
StringTranslationTrait:: |
protected | function | Returns the number of plurals supported by a given language. | |
StringTranslationTrait:: |
protected | function | Gets the string translation service. | |
StringTranslationTrait:: |
public | function | Sets the string translation service to use. | 2 |
StringTranslationTrait:: |
protected | function | Translates a string to the current language or to a given language. |