From c22aaf5af2af5c5eb00bd524851c638b5db3c96a Mon Sep 17 00:00:00 2001
From: Julio Montoya <gugli100@gmail.com>
Date: Fri, 4 Mar 2011 16:44:32 +0100
Subject: [PATCH] Avoiding warning messages

---
 .../lib/search/xapian/XapianIndexer.class.php | 45 ++++++++++---------
 1 file changed, 24 insertions(+), 21 deletions(-)
 mode change 100644 => 100755 main/inc/lib/search/xapian/XapianIndexer.class.php

diff --git a/main/inc/lib/search/xapian/XapianIndexer.class.php b/main/inc/lib/search/xapian/XapianIndexer.class.php
old mode 100644
new mode 100755
index 1661f3517f..9c59993c3f
--- a/main/inc/lib/search/xapian/XapianIndexer.class.php
+++ b/main/inc/lib/search/xapian/XapianIndexer.class.php
@@ -101,28 +101,31 @@ abstract class XapianIndexer {
      */
     function index() {
       try {
-        foreach ($this->chunks as $chunk) {
-            $doc = new XapianDocument();
-            $this->indexer->set_document($doc);
-
-            foreach ($chunk->terms as $term) {
-                /* FIXME: think of getting weight */
-                $doc->add_term($term['flag'] . $term['name'], 1);
-            }
-
-            // free-form index all data array (title, content, etc)
-            foreach ($chunk->data as $key => $value) {
-                $this->indexer->index_text($value, 1);
+        if (!empty($this->chunks)) {
+            foreach ($this->chunks as $chunk) {
+                $doc = new XapianDocument();
+                $this->indexer->set_document($doc);
+                if (!empty($chunk->terms)) {
+                    foreach ($chunk->terms as $term) {
+                        /* FIXME: think of getting weight */
+                        $doc->add_term($term['flag'] . $term['name'], 1);
+                    }
+                }
+    
+                // free-form index all data array (title, content, etc)
+                if (!empty($chunk->data)) {
+                    foreach ($chunk->data as $key => $value) {
+                        $this->indexer->index_text($value, 1);
+                    }
+                }    
+                $doc->set_data($chunk->xapian_data, 1);    
+                $did = $this->db->add_document($doc);
+    
+                //write to disk
+                $this->db->flush();
+    
+                return $did;
             }
-
-            $doc->set_data($chunk->xapian_data, 1);
-
-            $did = $this->db->add_document($doc);
-
-            //write to disk
-            $this->db->flush();
-
-            return $did;
         }
       }
       catch (Exception $e) {