From bd7f8c0ba2e5686c25152de220f645dc39a72ccd Mon Sep 17 00:00:00 2001
From: plegall <plg@piwigo.org>
Date: Fri, 2 Sep 2011 08:37:21 +0000
Subject: feature 1078 added: ability to merge tags

git-svn-id: http://piwigo.org/svn/trunk@12032 68402e56-0260-453c-a942-63ccdbb3a9ee
---
 admin/include/functions.php | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

(limited to 'admin/include')

diff --git a/admin/include/functions.php b/admin/include/functions.php
index f5498ac8b..1d229eea3 100644
--- a/admin/include/functions.php
+++ b/admin/include/functions.php
@@ -1394,6 +1394,36 @@ DELETE
     );
 }
 
+/**
+ *
+ */
+function delete_tags($tag_ids)
+{
+  if (is_numeric($tag_ids))
+  {
+    $tag_ids = array($tag_ids);
+  }
+
+  if (!is_array($tag_ids))
+  {
+    return false;
+  }
+  
+  $query = '
+DELETE
+  FROM '.IMAGE_TAG_TABLE.'
+  WHERE tag_id IN ('.implode(',', $tag_ids).')
+;';
+  pwg_query($query);
+  
+  $query = '
+DELETE
+  FROM '.TAGS_TABLE.'
+  WHERE id IN ('.implode(',', $tag_ids).')
+;';
+  pwg_query($query);
+}
+
 function tag_id_from_tag_name($tag_name)
 {
   global $page;
-- 
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