updated rules

sites/all/modules/rules/rules.features.inc

@@ -2,11 +2,11 @@
 
 /**
  * @file
- * Provides Features integration for the Rules module, based upon the features
- * integration provided by the Entity API.
+ * Provides Features integration for the Rules module.
+ *
+ * This code is based upon the features integration provided by the Entity API.
  */
 
-
 /**
  * Controller handling the features integration.
  */
@@ -24,7 +24,8 @@ class RulesFeaturesController extends EntityDefaultFeaturesController {
 
   /**
    * Generates the result for hook_features_export().
-   * Overridden to add in rules specific stuff.
+   *
+   * Overridden to add in rules-specific stuff.
    */
   public function export($data, &$export, $module_name = '') {
     $pipe = parent::export($data, $export, $module_name);
@@ -34,28 +35,32 @@ class RulesFeaturesController extends EntityDefaultFeaturesController {
       // Add in plugin / element specific additions.
       $iterator = new RecursiveIteratorIterator($rules_config, RecursiveIteratorIterator::SELF_FIRST);
       foreach ($iterator as $element) {
-        if ($element->facesAs('RulesPluginFeaturesIntegrationInterace')) {
-          // Directly use __call() so we cann pass $export by reference.
+        if ($element->facesAs('RulesPluginFeaturesIntegrationInterface')) {
+          // Directly use __call() so we can pass $export by reference.
           $element->__call('features_export', array(&$export, &$pipe, $module_name));
         }
       }
     }
     return $pipe;
   }
+
 }
 
 /**
  * Default extension callback used as default for the abstract plugin class.
- * Actions / conditions may override this with their own implementation, which
+ *
+ * Actions and conditions may override this with an implementation which
  * actually does something.
  *
- * @see RulesPluginFeaturesIntegrationInterace
+ * @see RulesPluginFeaturesIntegrationInterface
  */
 function rules_features_abstract_default_features_export(&$export, &$pipe, $module_name = '', $element) {
-
+  // Do nothing.
 }
 
 /**
+ * Interface to give features access to the faces extensions mechanism.
+ *
  * Interface that allows rules plugins or actions/conditions to customize the
  * features export by implementing the interface using the faces extensions
  * mechanism.
@@ -63,10 +68,24 @@ function rules_features_abstract_default_features_export(&$export, &$pipe, $modu
  * @see hook_rules_plugin_info()
  * @see hook_rules_action_info()
  */
-interface RulesPluginFeaturesIntegrationInterace {
+interface RulesPluginFeaturesIntegrationInterface {
 
   /**
    * Allows customizing the features export for a given rule element.
    */
-  function features_export(&$export, &$pipe, $module_name = '');
+  public function features_export(&$export, &$pipe, $module_name = '');
+
+}
+
+/**
+ * Interface for backwards compatibility with older versions of Rules.
+ *
+ * Mis-spelled interface provided so that contributed modules which were
+ * implementing the wrong spelling (corrected in Rules 7.x-2.12) will not stop
+ * working now that the interface is spelled correctly.
+ *
+ * @todo Remove this when we can be sure that no contributed modules are
+ * still using the wrong spelling.
+ */
+interface RulesPluginFeaturesIntegrationInterace extends RulesPluginFeaturesIntegrationInterface {
 }