Add method for resetting persistent entities to their initial values

Author: iherwig

src/wcmf/lib/persistence/PersistentObject.php

@@ -93,6 +93,11 @@ public function mergeValues(PersistentObject $object);
    */
   public function clearValues();
 
+  /**
+   * Reset all values to their original values
+   */
+  public function reset();
+
   /**
    * <!--
    * Persistence hook methods.

src/wcmf/lib/persistence/PersistentObjectProxy.php

@@ -175,6 +175,13 @@ public function clearValues() {
     return $this->__call(__FUNCTION__, []);
   }
 
+  /**
+   * @see PersistentObject::reset()
+   */
+  public function reset() {
+    return $this->__call(__FUNCTION__, []);
+  }
+
   /**
    * @see PersistentObject::afterCreate()
    */

src/wcmf/lib/persistence/impl/DefaultPersistentObject.php

@@ -222,6 +222,8 @@ public function __clone() {
     $copy->properties = $this->properties;
     $copy->valueProperties = $this->valueProperties;
     $copy->state = $this->state;
+    $copy->changedAttributes = $this->changedAttributes;
+    $copy->originalData = $this->originalData;
 
     return $copy;
   }
@@ -266,6 +268,14 @@ public function clearValues() {
     }
   }
 
+  /**
+   * @see PersistentObject::reset()
+   */
+  public function reset() {
+    $this->data = $this->originalData;
+    $this->changedAttributes = [];
+  }
+
   /**
    * Recalculate the object id
    */