From a424180e36bd8d0d4699597c9be6f9985d943911 Mon Sep 17 00:00:00 2001
From: Michael Hamann <michael@content-space.de>
Date: Tue, 8 Mar 2011 22:29:21 +0100
Subject: [PATCH] Remove relation_references from the index when it is missing

---
 inc/indexer.php | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/inc/indexer.php b/inc/indexer.php
index f0d951230..7cddb7c54 100644
--- a/inc/indexer.php
+++ b/inc/indexer.php
@@ -1185,6 +1185,8 @@ function idx_addPage($page, $verbose=false) {
     $metadata['title'] = p_get_metadata($page, 'title', false);
     if (($references = p_get_metadata($page, 'relation references', false)) !== null)
         $metadata['relation_references'] = array_keys($references);
+    else
+        $metadata['relation_references'] = array();
     $data = compact('page', 'body', 'metadata');
     $evt = new Doku_Event('INDEXER_PAGE_ADD', $data);
     if ($evt->advise_before()) $data['body'] = $data['body'] . " " . rawWiki($page);
-- 
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