Fixes #3914 Removed last references of tabs class

include/class_CopyPasteHandler.inc

@@ -172,6 +172,7 @@ class CopyPasteHandler
     if (isset($entry['type'])) {
       $entry['object'] = objects::open($entry['dn'], $entry['type']);
     } else {
+      trigger_error('Call to deprecated tabs constructor');
       // old way
       $tab_c  = $entry['tab_class'];
       $tab_o  = $entry['tab_object'];

include/class_management.inc

@@ -194,7 +194,7 @@ class management
     }
 
     // Display tab object.
-    if ($this->tabObject instanceOf tabs) {
+    if ($this->tabObject instanceOf simpleTabs) {
       $this->tabObject->save_object();
       $display = $this->tabObject->execute();
       $display .= $this->_getTabFooter();
@@ -275,7 +275,7 @@ class management
   protected function _getTabFooter()
   {
     // Do not display tab footer for non tab objects
-    if (!($this->tabObject instanceOf tabs)) {
+    if (!($this->tabObject instanceOf simpleTabs)) {
       return "";
     }
 
@@ -756,7 +756,7 @@ class management
    */
   protected function saveChanges()
   {
-    if ($this->tabObject instanceOf tabs) {
+    if ($this->tabObject instanceOf simpleTabs) {
       $this->tabObject->save_object();
       $msgs = $this->tabObject->check();
       if (count($msgs)) {
@@ -791,7 +791,7 @@ class management
    */
   protected function applyChanges()
   {
-    if ($this->tabObject instanceOf tabs) {
+    if ($this->tabObject instanceOf simpleTabs) {
       $this->tabObject->save_object();
       $msgs = $this->tabObject->check();
       if (count($msgs)) {

plugins/admin/departments/tabs_department.inc

@@ -23,25 +23,11 @@ class deptabs extends simpleTabs
 {
   function save()
   {
-    $baseobject = $this->getBaseObject();
-    $new_dn     = $baseobject->compute_dn();
-    @DEBUG (DEBUG_TRACE, __LINE__, __FUNCTION__, __FILE__, $new_dn, "Saving");
+    parent::save();
 
-    /* Move ? */
-    if ($this->dn != $new_dn) {
-      /* Write entry on new 'dn' */
-      if ($this->dn != 'new') {
-        $baseobject->move($this->dn, $new_dn);
-      }
-      /* Happen to use the new one */
-      $this->dn = $new_dn;
-
-      /* Update department cache */
-      global $config;
-      $config->get_departments();
-    }
-
-    tabs::save();
+    /* Update department cache */
+    global $config;
+    $config->get_departments();
   }
 }
 ?>