From c4cea8cb5dfbb4a583b3b5f621c75e27f67a587e Mon Sep 17 00:00:00 2001
From: Mark Nelson <markn@moodle.com>
Date: Mon, 30 Dec 2013 16:47:57 -0800
Subject: [PATCH] MDL-40912 coursecat: replaced 'update' add_to_log call with
 an event

---
 lang/en/moodle.php                            |  1 +
 lib/classes/event/course_category_updated.php | 66 +++++++++++++++++++
 lib/coursecatlib.php                          | 10 ++-
 lib/tests/events_test.php                     | 24 +++++++
 4 files changed, 99 insertions(+), 2 deletions(-)
 create mode 100644 lib/classes/event/course_category_updated.php

diff --git a/lang/en/moodle.php b/lang/en/moodle.php
index 64f891f5eff..618f0740252 100644
--- a/lang/en/moodle.php
+++ b/lang/en/moodle.php
@@ -717,6 +717,7 @@ $string['eventcommentdeleted'] = 'Comment deleted';
 $string['eventcommentsviewed'] = 'Comments viewed';
 $string['eventcoursecategorycreated'] = 'Category created';
 $string['eventcoursecategorydeleted'] = 'Category deleted';
+$string['eventcoursecategoryupdated'] = 'Category updated';
 $string['eventcoursecontentdeleted'] = 'Course content deleted';
 $string['eventcoursecreated'] = 'Course created';
 $string['eventcoursedeleted'] = 'Course deleted';
diff --git a/lib/classes/event/course_category_updated.php b/lib/classes/event/course_category_updated.php
new file mode 100644
index 00000000000..ff843ce53cc
--- /dev/null
+++ b/lib/classes/event/course_category_updated.php
@@ -0,0 +1,66 @@
+<?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/>.
+
+namespace core\event;
+
+defined('MOODLE_INTERNAL') || die();
+
+/**
+ * Course category updated event.
+ *
+ * @package    core
+ * @copyright  2014 Mark Nelson <markn@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class course_category_updated extends base {
+
+    /**
+     * Initialise the event data.
+     */
+    protected function init() {
+        $this->data['objecttable'] = 'course_categories';
+        $this->data['crud'] = 'u';
+        $this->data['level'] = self::LEVEL_OTHER;
+    }
+
+    /**
+     * Returns localised general event name.
+     *
+     * @return string
+     */
+    public static function get_name() {
+        return get_string('eventcoursecategoryupdated');
+    }
+
+    /**
+     * Returns non-localised description of what happened.
+     *
+     * @return string
+     */
+    public function get_description() {
+        return 'The course category with the id ' . $this->objectid . ' was updated by the user with the id ' .
+            $this->userid;
+    }
+
+    /**
+     * Return legacy data for add_to_log().
+     *
+     * @return array
+     */
+    protected function get_legacy_logdata() {
+        return array(SITEID, 'category', 'update', 'editcategory.php?id=' . $this->objectid, $this->objectid);
+    }
+}
diff --git a/lib/coursecatlib.php b/lib/coursecatlib.php
index 27a1dcc3e72..0e4d49ced64 100644
--- a/lib/coursecatlib.php
+++ b/lib/coursecatlib.php
@@ -521,13 +521,19 @@ class coursecat implements renderable, cacheable_object, IteratorAggregate {
 
         $newcategory->timemodified = time();
 
+        $categorycontext = $this->get_context();
         if ($editoroptions) {
-            $categorycontext = $this->get_context();
             $newcategory = file_postupdate_standard_editor($newcategory, 'description', $editoroptions, $categorycontext,
                                                            'coursecat', 'description', 0);
         }
         $DB->update_record('course_categories', $newcategory);
-        add_to_log(SITEID, "category", 'update', "editcategory.php?id=$this->id", $this->id);
+
+        $event = \core\event\course_category_updated::create(array(
+            'objectid' => $newcategory->id,
+            'context' => $categorycontext
+        ));
+        $event->trigger();
+
         fix_course_sortorder();
         // Purge cache even if fix_course_sortorder() did not do it.
         cache_helper::purge_by_event('changesincoursecat');
diff --git a/lib/tests/events_test.php b/lib/tests/events_test.php
index 39fb1738395..9f2187e63ac 100644
--- a/lib/tests/events_test.php
+++ b/lib/tests/events_test.php
@@ -52,4 +52,28 @@ class core_events_testcase extends advanced_testcase {
         $expected = array(SITEID, 'category', 'add', 'editcategory.php?id=' . $category->id, $category->id);
         $this->assertEventLegacyLogData($expected, $event);
     }
+
+    /**
+     * Test the course category updated event.
+     */
+    public function test_course_category_updated() {
+        // Create a category.
+        $category = $this->getDataGenerator()->create_category();
+
+        // Create some data we are going to use to update this category.
+        $data = new stdClass();
+        $data->name = 'Category name change';
+
+        // Trigger and capture the event.
+        $sink = $this->redirectEvents();
+        $category->update($data);
+        $events = $sink->get_events();
+        $event = reset($events);
+
+        // Check that the event data is valid.
+        $this->assertInstanceOf('\core\event\course_category_updated', $event);
+        $this->assertEquals(context_coursecat::instance($category->id), $event->get_context());
+        $expected = array(SITEID, 'category', 'update', 'editcategory.php?id=' . $category->id, $category->id);
+        $this->assertEventLegacyLogData($expected, $event);
+    }
 }