MDL-31528 navigation: Fixed up navbar generation when editing categories

course/editcategory.php

@@ -1,9 +1,29 @@
 <?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
 /**
  * Page for creating or editing course category name/parent/description.
  * When called with an id parameter, edits the category with that id.
  * Otherwise it creates a new category with default parent from the parent
  * parameter, which may be 0.
+ *
+ * @package    core
+ * @subpackage course
+ * @copyright  2007 Nicolas Connault
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  */
 
 require_once('../config.php');
@@ -108,6 +128,21 @@ if ($mform->is_cancelled()) {
     redirect('category.php?id='.$newcategory->id.'&categoryedit=on');
 }
 
+// Unfortunately the navigation never generates correctly for this page because technically
+// this page doesn't actually exist on the navigation you get here through the course
+// management page.
+try {
+    // First up we'll try to make the course management page active seeing as that is
+    // where the user thinks they are.
+    // The big prolem here is that the course management page is a common page
+    // for both editing users and common users.
+    $PAGE->settingsnav->get('root')->get('courses')->get('coursemgmt')->make_active();
+} catch (Exception $ex) {
+    // Failing that we'll override the URL, not as accurate and chances are things
+    // won't be 100% correct all the time but should work most times.
+    navigation_node::override_active_url(new moodle_url('/course/index.php', array('categoryedit' => 'on')));
+}
+
 $PAGE->set_title($title);
 $PAGE->set_heading($fullname);
 echo $OUTPUT->header();