Fix #149: Correct validation for EditableColumn ActiveForm attribs

EditableColumn.php

@@ -55,18 +55,6 @@ public function init()
         Config::checkDependency('editable\Editable', 'yii2-editable', 'for GridView EditableColumn');
     }
 
-    /**
-     * Set array value only if key not set
-     * @param array $array
-     * @param mixed $key
-     * @param mixed $value
-     */
-    protected static function setVal(&$array, $key, $val) {
-        if (empty($array[$key])) {
-            $array[$key] = $val;
-        }
-    }
-
     /**
      * Renders the data cell content.
      * @param mixed $model the data model
@@ -96,9 +84,8 @@ public function renderDataCellContent($model, $key, $index)
         }
         if ($this->attribute !== null) {
             $this->_editableOptions['model'] = $model;
-            $this->_editableOptions['attribute'] = $this->attribute;
+            $this->_editableOptions['attribute'] = "[{$index}]{$this->attribute}";
             $type = ArrayHelper::getValue($this->_editableOptions, 'inputType', Editable::INPUT_TEXT);
-            static::setVal($this->_editableOptions['options'], 'id', $this->attribute . "-" . $index);
         } elseif (empty($this->_editableOptions['name']) && empty($this->_editableOptions['model']) ||
             !empty($this->_editableOptions['model']) && empty($this->_editableOptions['attribute'])) {
             throw new InvalidConfigException("You must setup the 'attribute' for your EditableColumn OR set one of 'name' OR 'model' & 'attribute' in 'editableOptions' (Exception at index: '{$index}', key: '{$strKey}').");