entities equip the RuleMatcher on the events they are aware of

Operations will receive the matcher instance

Signed-off-by: Arthur Schiwon <blizzz@arthur-schiwon.de>

2 files changed, 27 insertions, 3 deletions

diff --git a/apps/workflowengine/lib/AppInfo/Application.php b/apps/workflowengine/lib/AppInfo/Application.php
index e691c53d528..f5653a6e48c 100644
--- a/apps/workflowengine/lib/AppInfo/Application.php
+++ b/apps/workflowengine/lib/AppInfo/Application.php
@@ -24,6 +24,7 @@ namespace OCA\WorkflowEngine\AppInfo;
 use OCA\WorkflowEngine\Manager;
 use OCP\Template;
 use OCA\WorkflowEngine\Controller\RequestTime;
+use OCP\WorkflowEngine\IEntity;
 use OCP\WorkflowEngine\IOperation;
 use Symfony\Component\EventDispatcher\EventDispatcherInterface;
 use Symfony\Component\EventDispatcher\GenericEvent;
@@ -83,13 +84,17 @@ class Application extends \OCP\AppFramework\App {
 
 		foreach ($configuredEvents as $operationClass => $events) {
 			foreach ($events as $entityClass => $eventNames) {
-				array_map(function (string $eventName) use ($operationClass) {
+				array_map(function (string $eventName) use ($operationClass, $entityClass) {
 					$this->dispatcher->addListener(
 						$eventName,
-						function (GenericEvent $event) use ($eventName, $operationClass) {
+						function (GenericEvent $event) use ($eventName, $operationClass, $entityClass) {
+							$ruleMatcher = $this->manager->getRuleMatcher();
+							/** @var IEntity $entity */
+							$entity = $this->getContainer()->query($entityClass);
+							$entity->prepareRuleMatcher($ruleMatcher, $eventName, $event);
 							/** @var IOperation $operation */
 							$operation = $this->getContainer()->query($operationClass);
-							$operation->onEvent($eventName, $event);
+							$operation->onEvent($eventName, $event, $ruleMatcher);
 						}
 					);
 				}, $eventNames);
diff --git a/apps/workflowengine/lib/Entity/File.php b/apps/workflowengine/lib/Entity/File.php
index b420217c4b6..dd15b0fd435 100644
--- a/apps/workflowengine/lib/Entity/File.php
+++ b/apps/workflowengine/lib/Entity/File.php
@@ -28,6 +28,8 @@ use OCP\IL10N;
 use OCP\IURLGenerator;
 use OCP\WorkflowEngine\GenericEntityEvent;
 use OCP\WorkflowEngine\IEntity;
+use OCP\WorkflowEngine\IRuleMatcher;
+use Symfony\Component\EventDispatcher\GenericEvent;
 
 class File implements IEntity {
 
@@ -60,4 +62,21 @@ class File implements IEntity {
 			new GenericEntityEvent($this->l10n->t('File copied'), $namespace . 'postCopy' ),
 		];
 	}
+
+	/**
+	 * @since 18.0.0
+	 */
+	public function prepareRuleMatcher(IRuleMatcher $ruleMatcher, string $eventName, GenericEvent $event): void {
+		switch ($eventName) {
+			case 'postCreate':
+			case 'postWrite':
+			case 'postDelete':
+			case 'postTouch':
+				$ruleMatcher->setEntitySubject($this, $event->getSubject());
+				break;
+			case 'postRename':
+			case 'postCopy':
+				$ruleMatcher->setEntitySubject($this, $event->getSubject()[1]);
+		}
+	}
 }