From 67d9aaf1c0e4ec2e02a32413b3b278c02d355c25 Mon Sep 17 00:00:00 2001
From: Igor Chepurnoy <igorzfort@gmail.com>
Date: Fri, 6 Jan 2017 17:25:51 +0200
Subject: [PATCH] small fix

---
 widgets/Comment.php | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/widgets/Comment.php b/widgets/Comment.php
index c1f1a16..21d2b17 100644
--- a/widgets/Comment.php
+++ b/widgets/Comment.php
@@ -110,13 +110,13 @@ public function init()
             $this->pjaxContainerId = 'comment-pjax-container-' . $this->getId();
         }
 
-        $this->entity = hash('crc32', get_class($this->model));
-        $this->entityId = $this->model->{$this->entityIdAttribute};
-
-        if (empty($this->entityId)) {
+        if (empty($this->model->{$this->entityIdAttribute})) {
             throw new InvalidConfigException(Yii::t('yii2mod.comments', 'The "entityIdAttribute" value for widget model cannot be empty.'));
         }
 
+        $this->entity = hash('crc32', get_class($this->model));
+        $this->entityId = $this->model->{$this->entityIdAttribute};
+
         if (empty($this->relatedTo)) {
             $this->relatedTo = get_class($this->model) . ':' . $this->entityId;
         }