fix

common/models/psources/CoinBannerItem.php

@@ -5,6 +5,7 @@
  * Date: 2018/12/18
  * Time: 16:56
  */
+
 namespace common\models\psources;
 
 use common\core\BaseActiveRecord;
@@ -30,8 +31,9 @@ class CoinBannerItem extends BaseActiveRecord
     {
         return [
             [['image_url', 'platform_id'], 'required'],
+            ['banner_url', 'default', 'value' => '#'],
             [['banner_url', 'title'], 'safe'],
-            [['banner_url', 'image_url'], 'url']
+            [['image_url'], 'url']
         ];
     }
 
@@ -57,6 +59,6 @@ class CoinBannerItem extends BaseActiveRecord
 
     public function getPlatform()
     {
-        return $this->hasOne(CoinPlatform::className(), ['id'=>'platform_id']);
+        return $this->hasOne(CoinPlatform::className(), ['id' => 'platform_id']);
     }
 }
\ No newline at end of file