BUG: refs #0326. Explicit casting, regardless of pdo database type.

Author: Michael Grauer

core/models/pdo/ItemModel.php

@@ -307,16 +307,11 @@ function delete($itemdao)
     $deleteType = array(MIDAS_FEED_CREATE_ITEM, MIDAS_FEED_CREATE_LINK_ITEM);
 
 
-    $itemDaoKey = $itemdao->getKey();
-    // postgres will not do the necessary type conversion
-    if(Zend_Registry::get('configDatabase')->database->adapter == 'PDO_PGSQL')
-      {
-      $itemDaoKey = (string)$itemDaoKey;
-      }
+    // explicitly typecast the itemId to a string, for postgres
     $sql = $this->database->select()
                           ->setIntegrityCheck(false)
                           ->from(array('p' => 'feed'))
-                          ->where('ressource = ?', $itemDaoKey);
+                          ->where('ressource = ?', (string)$itemdao->getKey());
     $rowset = $this->database->fetchAll($sql);
     $this->ModelLoader = new MIDAS_ModelLoader();
     $feed_model = $this->ModelLoader->loadModel('Feed');