change cart to plain post from ajax

common/models/Card.php

@@ -3,6 +3,7 @@
 namespace common\models;
 
 use Yii;
+use common\components\Helper;
 
 /**
  * This is the model class for table "card".
@@ -67,7 +68,7 @@ class Card extends \common\models\BaseFitnessActiveRecord
     
     public function validateAscii($attribute,$params){
     	if ( !$this->hasErrors($this->$attribute)){
-    		$this->$attribute = str_replace("ö", "0", $this->$attribute);
+    		$this->attribute = Helper::fixAsciiChars($this->attributes);
     	}
     }