MDL-40063 mod_quiz: replaced 'addcategory' add_to_log call with an event

lang/en/question.php

@@ -137,6 +137,7 @@ $string['errorprocess'] = 'Error occurred during processing!';
 $string['errorprocessingresponses'] = 'An error occurred while processing your responses ({$a}). Click continue to return to the page you were on and try again.';
 $string['errorsavingcomment'] = 'Error saving the comment for question {$a->name} in the database.';
 $string['errorupdatingattempt'] = 'Error updating attempt {$a->id} in the database.';
+$string['eventquestioncategorycreated'] = 'Question category created';
 $string['exportcategory'] = 'Export category';
 $string['exportcategory_help'] = 'This setting determines the category from which the exported questions will be taken.
 

lib/classes/event/question_category_created.php

@@ -0,0 +1,80 @@
+<?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/>.
+
+/**
+ * Question category created event class.
+ *
+ * @package    core
+ * @since      Moodle 2.7
+ * @copyright  2014 Mark Nelson <markn@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+namespace core\event;
+
+defined('MOODLE_INTERNAL') || die();
+
+class question_category_created extends base {
+
+    /**
+     * Init method.
+     */
+    protected function init() {
+        $this->data['objecttable'] = 'question_categories';
+        $this->data['crud'] = 'c';
+        $this->data['edulevel'] = self::LEVEL_TEACHING;
+    }
+
+    /**
+     * Returns localised general event name.
+     *
+     * @return string
+     */
+    public static function get_name() {
+        return get_string('eventquestioncategorycreated', 'question');
+    }
+
+    /**
+     * Returns description of what happened.
+     *
+     * @return string
+     */
+    public function get_description() {
+        return 'A question category with the id of ' . $this->objectid . ' was created by a user with the id ' . $this->userid;
+    }
+
+    /**
+     * Returns relevant URL.
+     *
+     * @return \moodle_url
+     */
+    public function get_url() {
+        if ($this->contextlevel == CONTEXT_MODULE) {
+            return new \moodle_url('/question/category.php', array('cmid' => $this->contextinstanceid));
+        } else {
+            return new \moodle_url('/question/category.php', array('courseid' => $this->courseid));
+        }
+    }
+
+    /**
+     * Return the legacy event log data.
+     *
+     * @return array
+     */
+    protected function get_legacy_logdata() {
+        return array($this->courseid, 'quiz', 'addcategory', 'view.php?id=' . $this->contextinstanceid,
+            $this->objectid, $this->contextinstanceid);
+    }
+}

mod/quiz/addrandom.php

@@ -89,10 +89,8 @@ if ($data = $mform->get_data()) {
         list($parentid, $contextid) = explode(',', $data->parent);
         $categoryid = $qcobject->add_category($data->parent, $data->name, '', true);
         $includesubcategories = 0;
-        add_to_log($quiz->course, 'quiz', 'addcategory',
-                'view.php?id=' . $cm->id, $categoryid, $cm->id);
-        $returnurl->param('cat', $categoryid . ',' . $contextid);
 
+        $returnurl->param('cat', $categoryid . ',' . $contextid);
     } else {
         throw new coding_exception(
                 'It seems a form was submitted without any button being pressed???');

question/category_class.php

@@ -404,6 +404,15 @@ class question_category_object {
         $cat->sortorder = 999;
         $cat->stamp = make_unique_id_code();
         $categoryid = $DB->insert_record("question_categories", $cat);
+
+        // Log the creation of this category.
+        $params = array(
+            'objectid' => $categoryid,
+            'contextid' => $contextid
+        );
+        $event = \core\event\question_category_created::create($params);
+        $event->trigger();
+
         if ($return) {
             return $categoryid;
         } else {

question/tests/events_test.php

@@ -0,0 +1,76 @@
+<?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/>.
+
+/**
+ * Events tests.
+ *
+ * @package core_question
+ * @copyright 2014 Mark Nelson <markn@moodle.com>
+ * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+global $CFG;
+
+require_once($CFG->dirroot . '/question/editlib.php');
+require_once($CFG->dirroot . '/question/category_class.php');
+
+class core_question_events_testcase extends advanced_testcase {
+
+    /**
+     * Tests set up.
+     */
+    public function setUp() {
+        $this->resetAfterTest();
+    }
+
+    /**
+     * Test the question category created event.
+     */
+    public function test_question_category_created() {
+        $this->setAdminUser();
+        $course = $this->getDataGenerator()->create_course();
+        $quiz = $this->getDataGenerator()->create_module('quiz', array('course' => $course->id));
+
+        $contexts = new question_edit_contexts(context_module::instance($quiz->cmid));
+
+        $defaultcategoryobj = question_make_default_categories(array($contexts->lowest()));
+        $defaultcategory = $defaultcategoryobj->id . ',' . $defaultcategoryobj->contextid;
+
+        $qcobject = new question_category_object(
+            1,
+            new moodle_url('/mod/quiz/edit.php', array('cmid' => $quiz->cmid)),
+            $contexts->having_one_edit_tab_cap('categories'),
+            $defaultcategoryobj->id,
+            $defaultcategory,
+            null,
+            $contexts->having_cap('moodle/question:add'));
+
+        // Trigger and capture the event.
+        $sink = $this->redirectEvents();
+        $categoryid = $qcobject->add_category($defaultcategory, 'newcategory', '', true);
+        $events = $sink->get_events();
+        $event = reset($events);
+
+        // Check that the event data is valid.
+        $this->assertInstanceOf('\core\event\question_category_created', $event);
+        $this->assertEquals(context_module::instance($quiz->cmid), $event->get_context());
+        $expected = array($course->id, 'quiz', 'addcategory', 'view.php?id=' . $quiz->cmid , $categoryid, $quiz->cmid);
+        $this->assertEventLegacyLogData($expected, $event);
+        $this->assertEventContextNotUsed($event);
+    }
+}