xmldb: MDL-17262 warnings and fatal error when trying to create a unique key or index.

diff --git a/lib/xmldb/xmldb_index.php b/lib/xmldb/xmldb_index.php
index 255aec4e39422456d17069b10a1ac76591388943..b4d6d2b713313c0b1c478737137d28517f360e2f 100644 (file)
--- a/lib/xmldb/xmldb_index.php
+++ b/lib/xmldb/xmldb_index.php
@@ -34,7 +34,7 @@ class xmldb_index extends xmldb_object {
     /**
      * Creates one new xmldb_index
      */
-    function __construct($name, $type=null, $fields=null) {
+    function __construct($name, $type=null, $fields=array()) {
         $this->unique = false;
         $this->fields = array();
         parent::__construct($name);

diff --git a/lib/xmldb/xmldb_key.php b/lib/xmldb/xmldb_key.php
index 04ac777cd49c9e46f11e90e1b94959e19179890d..bf77741cf349bafda0638a1723017209e18f39fa 100644 (file)
--- a/lib/xmldb/xmldb_key.php
+++ b/lib/xmldb/xmldb_key.php
@@ -36,7 +36,7 @@ class xmldb_key extends xmldb_object {
     /**
      * Creates one new xmldb_key
      */
-    function __construct($name, $type=null, $fields=null, $reftable=null, $reffields=null) {
+    function __construct($name, $type=null, $fields=array(), $reftable=null, $reffields=null) {
         $this->type = NULL;
         $this->fields = array();
         $this->reftable = NULL;