From dbf0f80caa5d57841f4931ee3b0c9a550f87fe21 Mon Sep 17 00:00:00 2001
From: Silvio <silvio@devlet.com.br>
Date: Mon, 5 Jul 2010 15:10:14 -0300
Subject: Fixing IsisConnector::filterSubfield()

---
 classes/IsisConnector.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/classes/IsisConnector.php b/classes/IsisConnector.php
index ebbfe91..9cbb1a6 100644
--- a/classes/IsisConnector.php
+++ b/classes/IsisConnector.php
@@ -432,7 +432,7 @@ class IsisConnector {
   }
 
   /**
-   * Filter brackets for a given subfield, avoiding null entries.
+   * Filter brackets for a given subfield.
    *
    * @param $field
    *   Field data.
@@ -447,6 +447,6 @@ class IsisConnector {
    *   Filterd subfield data.
    */
   public function filterSubfield($field, $subfield, $row) {
-    return array_filter($this->filterBrackets($this->getSubfield($field, $subfield, $row)));
+    return $this->filterBrackets($this->getSubfield($field, $subfield, $row));
   }
 }
-- 
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