Notifications::load_more_notifications()

	public function load_more_notifications() {
		check_admin_referer( 'load_more_notifications', '__nonce' );

		$user_id = ap_sanitize_unslash( 'user_id', 'r' );
		$paged   = ap_sanitize_unslash( 'current', 'r', 1 ) + 1;

		ob_start();
		$notifications = new \AnsPress\Notifications(
			array(
				'user_id' => $user_id,
				'paged'   => $paged,
			)
		);

		while ( $notifications->have() ) :
			$notifications->the_notification();
			$notifications->item_template();
		endwhile;

		$html = ob_get_clean();

		$paged = $notifications->total_pages > $paged ? $paged : 0;

		ap_ajax_json(
			array(
				'success' => true,
				'args'    => array(
					'ap_ajax_action' => 'load_more_notifications',
					'__nonce'        => wp_create_nonce( 'load_more_notifications' ),
					'current'        => (int) $paged,
					'user_id'        => $user_id,
				),
				'html'    => $html,
				'element' => '.ap-noti',
			)
		);
	}