Avoiding duplicate entries at addManyToManyEntities() by looking into the database

1 files changed, 3 insertions, 4 deletions

diff --git a/lib/sfIsisImporterRelations.class.php b/lib/sfIsisImporterRelations.class.php
index 248bf99..49ec9f2 100644
--- a/lib/sfIsisImporterRelations.class.php
+++ b/lib/sfIsisImporterRelations.class.php
@@ -151,14 +151,13 @@ class sfIsisImporterRelations extends sfIsisImporterEntities {
    */
   public function addManyToManyEntities(&$model, array $values, $relation, $key = 'name')
   {
-    $existing = array();
-
     foreach ($values as $value)
     {
+      $existing = $this->getEntity($relation, $value, $key);
+
       // Prevent duplicate entries.
-      if (!in_array($value, $existing))
+      if (!$existing)
       {
-        $existing[] = $value;
         $this->addManyToMany($model, $value, $relation, $key);
       }
       else {