[2.0] Simplification and fix to cascades.

lib/Doctrine/ORM/Mapping/AssociationMapping.php

@@ -51,7 +51,6 @@ abstract class AssociationMapping
      */
     const FETCH_EAGER = 3;
     
-    public $cascades = array();
     public $isCascadeRemove;
     public $isCascadePersist;
     public $isCascadeRefresh;
@@ -165,13 +164,12 @@ abstract class AssociationMapping
         // Optional attributes for both sides
         $this->fetchMode = isset($mapping['fetch']) ?
                 $mapping['fetch'] : self::FETCH_LAZY;
-        $this->cascades = isset($mapping['cascade']) ?
-                (array)$mapping['cascade'] : array();
-        $this->isCascadeRemove = in_array('remove', $this->cascades);
-        $this->isCascadePersist = in_array('persist', $this->cascades);
-        $this->isCascadeRefresh = in_array('refresh', $this->cascades);
-        $this->isCascadeMerge = in_array('merge', $this->cascades);
-        $this->isCascadeDetach = in_array('detach', $this->cascades);
+        $cascades = isset($mapping['cascade']) ? $mapping['cascade'] : array();
+        $this->isCascadeRemove = in_array('remove', $cascades);
+        $this->isCascadePersist = in_array('persist', $cascades);
+        $this->isCascadeRefresh = in_array('refresh', $cascades);
+        $this->isCascadeMerge = in_array('merge', $cascades);
+        $this->isCascadeDetach = in_array('detach', $cascades);
     }
     
     /**
@@ -360,6 +358,15 @@ abstract class AssociationMapping
     {
         return (bool) $this->joinTable;
     }
+    
+    public function hasCascades()
+    {
+        return $this->isCascadePersist ||
+                $this->isCascadeRemove ||
+                $this->isCascadeRefresh ||
+                $this->isCascadeMerge ||
+                $this->isCascadeDetach;
+    }
 
     /**
      * Loads data in $target domain object using this association.

lib/Doctrine/ORM/Tools/Export/Driver/AnnotationExporter.php

@@ -331,8 +331,14 @@ class AnnotationExporter extends AbstractExporter
         if (isset($associationMapping->mappedByFieldName)) {
             $typeOptions[] = 'mappedBy="' . $associationMapping->mappedByFieldName . '"';
         }
-        if (isset($associationMapping->cascades) && $associationMapping->cascades) {
-            $typeOptions[] = 'cascade={"' . implode('"', $associationMapping->cascades) . '"}';
+        if ($associationMapping->hasCascades()) {
+            $cascades = array();
+            if ($this->isCascadePersist) $cascades[] = '"persist"';
+            if ($this->isCascadeRemove) $cascades[] = '"remove"';
+            if ($this->isCascadeDetach) $cascades[] = '"detach"';
+            if ($this->isCascadeMerge) $cascades[] = '"merge"';
+            if ($this->isCascadeRefresh) $cascades[] = '"refresh"';
+            $typeOptions[] = 'cascade={' . implode(',', $cascades) . '}';            
         }
         if (isset($associationMapping->orphanRemoval) && $associationMapping->orphanRemoval) {
             $typeOptions[] = 'orphanRemoval=' . ($associationMapping->orphanRemoval ? 'true' : 'false');