changed: invalidating widget cache using entity invalidateCache function

Author: jdalsem

classes/ColdTrick/WidgetManager/Widgets.php

@@ -192,37 +192,14 @@ public static function saveContentInCache(\Elgg\Event $event): void {
 		elgg_save_system_cache("widget_cache_{$widget->guid}_{$current_language}", $event->getValue());
 	}
 
-	/**
-	 * Unsets the cached data for cacheable widgets
-	 *
-	 * @param \Elgg\Event $event 'update:after', 'object'
-	 *
-	 * @return void
-	 */
-	public static function clearWidgetCacheOnUpdate(\Elgg\Event $event): void {
-		$widget = $event->getObject();
-		if (!$widget instanceof \ElggWidget) {
-			return;
-		}
-		
-		if (!self::isCacheableWidget($widget)) {
-			return;
-		}
-	
-		$languages = elgg()->translator->getAllowedLanguages();
-		foreach ($languages as $language) {
-			elgg_delete_system_cache("widget_cache_{$widget->guid}_{$language}");
-		}
-	}
-	
 	/**
 	 * Checks if the provide widget is registered as a cacheable widget
 	 *
 	 * @param \ElggWidget $widget widget to check
 	 *
 	 * @return bool
 	 */
-	protected static function isCacheableWidget(\ElggWidget $widget): bool {
+	public static function isCacheableWidget(\ElggWidget $widget): bool {
 		static $cacheable_handlers;
 		if (!isset($cacheable_handlers)) {
 			$cacheable_handlers = elgg_trigger_event_results('cacheable_handlers', 'widget_manager', [], []);

classes/WidgetManagerWidget.php

@@ -13,4 +13,24 @@ class WidgetManagerWidget extends \ElggWidget {
 	public function getDisplayName(): string {
 		return $this->widget_manager_custom_title ?: parent::getDisplayName();
 	}
+	
+	/**
+	 * {@inheritdoc}
+	 */
+	public function invalidateCache(): void {
+		if (!$this->guid) {
+			return;
+		}
+		
+		parent::invalidateCache();
+		
+		if (!\ColdTrick\WidgetManager\Widgets::isCacheableWidget($this)) {
+			return;
+		}
+		
+		$languages = elgg()->translator->getAllowedLanguages();
+		foreach ($languages as $language) {
+			elgg_delete_system_cache("widget_cache_{$this->guid}_{$language}");
+		}
+	}
 }

elgg-plugin.php

@@ -199,11 +199,6 @@
 				'\ColdTrick\WidgetManager\Groups::updateGroupWidgets' => [],
 			],
 		],
-		'update:after' => [
-			'object' => [
-				'\ColdTrick\WidgetManager\Widgets::clearWidgetCacheOnUpdate' => [],
-			],
-		],
 		'view' => [
 			'object/widget/body' => [
 				'\ColdTrick\WidgetManager\Widgets::saveContentInCache' => ['priority' => 9999],