Update WebhookEventManager.php

Author: josephfusco

plugins/wp-graphql-headless-webhooks/src/Events/WebhookEventManager.php

@@ -58,13 +58,15 @@ public function register_hooks(): void {
 	private function trigger_webhooks( string $event, array $payload ): void {
 		$allowed_events = $this->repository->get_allowed_events();
 
-		if ( ! in_array( $event, $allowed_events, true ) ) {
+		if ( ! array_key_exists( $event, $allowed_events ) ) {
 			return;
 		}
 
 		do_action( 'graphql_webhooks_before_trigger', $event, $payload );
 
-		foreach ( $this->repository->get_all() as $webhook ) {
+		$webhooks = $this->repository->get_all();
+
+		foreach ( $webhooks as $webhook ) {
 			if ( $webhook->event === $event ) {
 				$this->handler->handle( $webhook, $payload );
 			}