diff --git a/htdocs/lib/mysql.lib.php b/htdocs/lib/mysql.lib.php
index 06626a17153..6cfdf4bd5ad 100644
--- a/htdocs/lib/mysql.lib.php
+++ b/htdocs/lib/mysql.lib.php
@@ -468,6 +468,12 @@ class DoliDb {
       return mysql_affected_rows();
     }
 
+		
+function getdsn()
+		{
+		  $pear = $dolibarr_main_db_type.'://'.$dolibarr_main_db_user.':'.$dolibarr_main_db_pass.'@'.$dolibarr_main_db_host.'/'.$dolibarr_main_db_name;
+			return $pear;
+		}
 }
 
 ?>