Porting reference to be more fault tolerant

git-svn-id: https://oss.gonicus.de/repositories/gosa/trunk@4785 594d385d-05f5-0310-b6e9-bd551577e9d8

diff --git a/plugins/generic/references/class_reference.inc b/plugins/generic/references/class_reference.inc
index 3f53973be357e1e011b07604b88f2ddc1dbcc625..fe047ba3af2aca222a9ac16e804c4e3f9176b070 100644 (file)
--- a/plugins/generic/references/class_reference.inc
+++ b/plugins/generic/references/class_reference.inc
@@ -106,6 +106,9 @@ class reference extends plugin
                        }
                        foreach ($attrs[$memberattr] as $uid){
                                $content= $this->getCacheObject($uid);
+                               if ($content == NULL) {
+                                       continue;
+                               }
                                $addon.= '<tr style="background-color:'.$cycle[$id&1].';"><td title="'.$attrs['cn'][0].'">&nbsp;&nbsp;&nbsp;'.$content['name'].'</td><td>'.$content['description'].'</td><td>'.$content['type'].'</td> </tr>';
                        }
                }
@@ -138,15 +141,19 @@ class reference extends plugin
                } else {
                        $ldap->search("(uid=$dn)", array("cn", "objectClass", "description"));
                }
-               $attrs= $ldap->fetch();
-               if (isset($attrs['description'])){
-                       $description= $attrs['description'][0];
+               if ($ldap->count()){
+                       $attrs= $ldap->fetch();
+                       if (isset($attrs['description'])){
+                               $description= $attrs['description'][0];
+                       } else {
+                               $description= "-";
+                       }
+                       $this->objectCache[$dn]= array( 'name' => $attrs['cn'][0],
+                                       'description' => "$description",
+                                       'type' => $this->createContentString($attrs['objectClass']));
                } else {
-                       $description= "-";
+                       return NULL;
                }
-               $this->objectCache[$dn]= array( 'name' => $attrs['cn'][0],
-                                               'description' => "$description",
-                                               'type' => $this->createContentString($attrs['objectClass']));
        }
        return ($this->objectCache[$dn]);
   }