Created
April 20, 2017 14:12
Determine if a migration is running
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<?php | |
namespace Drupal\ras_comments; | |
use Drupal\migrate\Event\MigrateEvents; | |
use Drupal\migrate\Event\MigrateImportEvent; | |
use Symfony\Component\EventDispatcher\EventSubscriberInterface; | |
/** | |
* Class CommentEventSubscriber. | |
* | |
* Sets a temporary variable to identify that this process is a migration | |
* process. Used during the comment mail hook to disable emails. | |
* | |
* @package Drupal\ras_comments | |
*/ | |
class CommentEventSubscriber implements EventSubscriberInterface { | |
const DISABLE_VARIABLE = 'ras_comments_email_disable'; | |
/** | |
* The drupal_static cache. | |
* | |
* @var array | |
*/ | |
protected $staticCache; | |
/** | |
* CommentEventSubscriber constructor. | |
*/ | |
public function __construct() { | |
$this->staticCache = &drupal_static(self::DISABLE_VARIABLE); | |
} | |
/** | |
* Get subscribed events. | |
* | |
* @inheritdoc | |
*/ | |
public static function getSubscribedEvents() { | |
return [ | |
MigrateEvents::PRE_IMPORT => 'onMigratePreImport', | |
MigrateEvents::POST_IMPORT => 'onMigratePostImport', | |
]; | |
} | |
/** | |
* Listener onMigratePreImport. | |
* | |
* Set the blocking variable. | |
* | |
* @param \Drupal\migrate\Event\MigrateImportEvent $importEvent | |
* The import event object. | |
*/ | |
public function onMigratePreImport(MigrateImportEvent $importEvent) { | |
if ($importEvent->getMigration()->getBaseId() == 'typo3_comment') { | |
$this->staticCache = TRUE; | |
} | |
} | |
/** | |
* Listener onMigratePostSave. | |
* | |
* Set the blocking variable to FALSE, in case anything else needs to create | |
* a comment in this process. | |
* | |
* @param \Drupal\migrate\Event\MigrateImportEvent $importEvent | |
* The import event object. | |
*/ | |
public function onMigratePostImport(MigrateImportEvent $importEvent) { | |
if ($importEvent->getMigration()->getBaseId() == 'typo3_comment') { | |
$this->staticCache = FALSE; | |
} | |
} | |
} |
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