Move orig data to abstract model (like M2) (#1325)

Author: Sekiphp

app/code/core/Mage/Core/Model/Abstract.php

@@ -58,6 +58,13 @@ abstract class Mage_Core_Model_Abstract extends Varien_Object
      */
     protected $_eventObject = 'object';
 
+    /**
+     * Original data that was loaded
+     *
+     * @var array
+     */
+    protected $_origData;
+
     /**
      * Name of the resource model
      *
@@ -114,6 +121,51 @@ protected function _init($resourceModel)
         $this->_setResourceModel($resourceModel);
     }
 
+    /**
+     * Get object loaded data (original data)
+     *
+     * @param string $key
+     * @return mixed
+     */
+    public function getOrigData($key = null)
+    {
+        if (is_null($key)) {
+            return $this->_origData;
+        }
+        return isset($this->_origData[$key]) ? $this->_origData[$key] : null;
+    }
+
+    /**
+     * Initialize object original data
+     *
+     * @param string $key
+     * @param mixed $data
+     * @return $this
+     */
+    public function setOrigData($key = null, $data = null)
+    {
+        if (is_null($key)) {
+            $this->_origData = $this->_data;
+        } else {
+            $this->_origData[$key] = $data;
+        }
+        return $this;
+    }
+
+    /**
+     * Compare object data with original data
+     *
+     * @param string $field
+     * @return boolean
+     */
+    public function dataHasChangedFor($field)
+    {
+        $newData = $this->getData($field);
+        $origData = $this->getOrigData($field);
+
+        return $newData != $origData;
+    }
+
     /**
      * Set resource names
      *

lib/Varien/Object.php

@@ -46,13 +46,6 @@ class Varien_Object implements ArrayAccess
      */
     protected $_hasDataChanges = false;
 
-    /**
-    * Original data that was loaded
-    *
-    * @var array
-    */
-    protected $_origData;
-
     /**
      * Name of object id field
      *
@@ -749,50 +742,6 @@ public function serialize($attributes = array(), $valueSeparator='=', $fieldSepa
         return $res;
     }
 
-    /**
-     * Get object loaded data (original data)
-     *
-     * @param string $key
-     * @return mixed
-     */
-    public function getOrigData($key=null)
-    {
-        if (is_null($key)) {
-            return $this->_origData;
-        }
-        return isset($this->_origData[$key]) ? $this->_origData[$key] : null;
-    }
-
-    /**
-     * Initialize object original data
-     *
-     * @param string $key
-     * @param mixed $data
-     * @return $this
-     */
-    public function setOrigData($key=null, $data=null)
-    {
-        if (is_null($key)) {
-            $this->_origData = $this->_data;
-        } else {
-            $this->_origData[$key] = $data;
-        }
-        return $this;
-    }
-
-    /**
-     * Compare object data with original data
-     *
-     * @param string $field
-     * @return boolean
-     */
-    public function dataHasChangedFor($field)
-    {
-        $newData = $this->getData($field);
-        $origData = $this->getOrigData($field);
-        return $newData!=$origData;
-    }
-
     /**
      * Clears data changes status
      *