From e6a7be8b1f9531e35ecf3ed79553072bb2585418 Mon Sep 17 00:00:00 2001
From: Thomas Bruederli <bruederli@kolabsys.com>
Date: Thu, 04 Jul 2013 14:01:21 -0400
Subject: [PATCH] Don't add filters for required fields which are already in search filter

---
 program/lib/Roundcube/rcube_ldap.php |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/program/lib/Roundcube/rcube_ldap.php b/program/lib/Roundcube/rcube_ldap.php
index 922c735..7c40023 100644
--- a/program/lib/Roundcube/rcube_ldap.php
+++ b/program/lib/Roundcube/rcube_ldap.php
@@ -871,6 +871,8 @@
         // add required (non empty) fields filter
         $req_filter = '';
         foreach ((array)$required as $field) {
+            if (in_array($field, (array)$fields))  // required field is already in search filter
+                continue;
             if ($attrs = $this->_map_field($field)) {
                 if (count($attrs) > 1)
                     $req_filter .= '(|';

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