Search moodle.org's
Developer Documentation

See Release Notes

  • Bug fixes for general core bugs in 3.11.x will end 14 Nov 2022 (12 months plus 6 months extension).
  • Bug fixes for security issues in 3.11.x will end 13 Nov 2023 (18 months plus 12 months extension).
  • PHP version: minimum PHP 7.3.0 Note: minimum PHP version has increased since Moodle 3.10. PHP 7.4.x is supported too.
<?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/>.

< defined('MOODLE_INTERNAL') || die();
> /** > * Quiz module test data generator. > * > * @package core_question > * @copyright 2013 The Open University > * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later > */ > > use core_question\local\bank\question_version_status;
/**
< * Quiz module test data generator class
> * Class core_question_generator for generating question data.
*
< * @package moodlecore < * @subpackage question
> * @package core_question
* @copyright 2013 The Open University
> * @author 2021 Safat Shahin <safatshahin@catalyst-au.net>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ class core_question_generator extends component_generator_base { /** * @var number of created instances */ protected $categorycount = 0;
> /** public function reset() { > * Make the category count to zero. $this->categorycount = 0; > */
} /** * Create a new question category.
> *
* @param array|stdClass $record * @return stdClass question_categories record. */ public function create_question_category($record = null) { global $DB; $this->categorycount++;
< $defaults = array(
> $defaults = [
'name' => 'Test question category ' . $this->categorycount, 'info' => '', 'infoformat' => FORMAT_HTML, 'stamp' => make_unique_id_code(), 'sortorder' => 999, 'idnumber' => null
< );
> ];
$record = $this->datagenerator->combine_defaults_and_record($defaults, $record); if (!isset($record['contextid'])) { $record['contextid'] = context_system::instance()->id; } if (!isset($record['parent'])) { $record['parent'] = question_get_top_category($record['contextid'], true)->id; } $record['id'] = $DB->insert_record('question_categories', $record); return (object) $record; } /** * Create a new question. The question is initialised using one of the * examples from the appropriate {@link question_test_helper} subclass. * Then, any files you want to change from the value in the base example you * can override using $overrides. * * @param string $qtype the question type to create an example of. * @param string $which as for the corresponding argument of * {@link question_test_helper::get_question_form_data}. null for the default one. * @param array|stdClass $overrides any fields that should be different from the base example. * @return stdClass the question data. */ public function create_question($qtype, $which = null, $overrides = null) {
< global $CFG; < require_once($CFG->dirroot . '/question/engine/tests/helpers.php'); < < $fromform = test_question_maker::get_question_form_data($qtype, $which); < $fromform = (object) $this->datagenerator->combine_defaults_and_record( < (array) $fromform, $overrides); <
$question = new stdClass();
< $question->category = $fromform->category;
$question->qtype = $qtype; $question->createdby = 0; $question->idnumber = null;
> $question->status = question_version_status::QUESTION_STATUS_READY;
return $this->update_question($question, $which, $overrides); } /** * Create a tag on a question. * * @param array $data with two elements ['questionid' => 123, 'tag' => 'mytag']. */ public function create_question_tag(array $data): void { $question = question_bank::load_question($data['questionid']); core_tag_tag::add_item_tag('core_question', 'question', $question->id, context::instance_by_id($question->contextid), $data['tag'], 0); } /** * Update an existing question. * * @param stdClass $question the question data to update. * @param string $which as for the corresponding argument of * {@link question_test_helper::get_question_form_data}. null for the default one. * @param array|stdClass $overrides any fields that should be different from the base example.
< * @return stdClass the question data.
> * @return stdClass the question data, including version info and questionbankentryid
*/ public function update_question($question, $which = null, $overrides = null) { global $CFG, $DB; require_once($CFG->dirroot . '/question/engine/tests/helpers.php');
> $question = clone($question);
$qtype = $question->qtype; $fromform = test_question_maker::get_question_form_data($qtype, $which);
< $fromform = (object) $this->datagenerator->combine_defaults_and_record( < (array) $question, $fromform); < $fromform = (object) $this->datagenerator->combine_defaults_and_record( < (array) $fromform, $overrides);
> $fromform = (object) $this->datagenerator->combine_defaults_and_record((array) $question, $fromform); > $fromform = (object) $this->datagenerator->combine_defaults_and_record((array) $fromform, $overrides); > $fromform->status = $fromform->status ?? $question->status;
$question = question_bank::get_qtype($qtype)->save_question($question, $fromform); if ($overrides && (array_key_exists('createdby', $overrides) || array_key_exists('modifiedby', $overrides))) { // Manually update the createdby and modifiedby because questiontypebase forces // current user and some tests require a specific user. if (array_key_exists('createdby', $overrides)) { $question->createdby = $overrides['createdby']; } if (array_key_exists('modifiedby', $overrides)) { $question->modifiedby = $overrides['modifiedby']; } $DB->update_record('question', $question); }
> $questionversion = $DB->get_record('question_versions', ['questionid' => $question->id], '*', MUST_EXIST); > $question->versionid = $questionversion->id; return $question; > $question->questionbankentryid = $questionversion->questionbankentryid; } > $question->version = $questionversion->version; > $question->status = $questionversion->status;
/** * Setup a course category, course, a question category, and 2 questions * for testing. * * @param string $type The type of question category to create. * @return array The created data objects */ public function setup_course_and_questions($type = 'course') { $datagenerator = $this->datagenerator; $category = $datagenerator->create_category(); $course = $datagenerator->create_course([ 'numsections' => 5, 'category' => $category->id ]); switch ($type) { case 'category': $context = context_coursecat::instance($category->id); break; case 'system': $context = context_system::instance(); break; default: $context = context_course::instance($course->id); break; } $qcat = $this->create_question_category(['contextid' => $context->id]);
< $questions = array(
> $questions = [
$this->create_question('shortanswer', null, ['category' => $qcat->id]), $this->create_question('shortanswer', null, ['category' => $qcat->id]),
< );
> ];
< return array($category, $course, $qcat, $questions);
> return [$category, $course, $qcat, $questions];
} /** * This method can construct what the post data would be to simulate a user submitting * responses to a number of questions within a question usage. * * In the responses array, the array keys are the slot numbers for which a response will * be submitted. You can submit a response to any number of responses within the usage. * There is no need to do them all. The values are a string representation of the response. * The exact meaning of that depends on the particular question type. These strings * are passed to the un_summarise_response method of the question to decode. * * @param question_usage_by_activity $quba the question usage. * @param array $responses the resonses to submit, in the format described above. * @param bool $checkbutton if simulate a click on the check button for each question, else simulate save. * This should only be used with behaviours that have a check button. * @return array that can be passed to methods like $quba->process_all_actions as simulated POST data. */ public function get_simulated_post_data_for_questions_in_usage( question_usage_by_activity $quba, array $responses, $checkbutton) { $postdata = []; foreach ($responses as $slot => $responsesummary) { $postdata += $this->get_simulated_post_data_for_question_attempt( $quba->get_question_attempt($slot), $responsesummary, $checkbutton); } return $postdata; } /** * This method can construct what the post data would be to simulate a user submitting * responses to one particular question attempt. * * The $responsesummary is a string representation of the response to be submitted. * The exact meaning of that depends on the particular question type. These strings * are passed to the un_summarise_response method of the question to decode. * * @param question_attempt $qa the question attempt for which we are generating POST data. * @param string $responsesummary a textual summary of the response, as described above. * @param bool $checkbutton if simulate a click on the check button, else simulate save. * This should only be used with behaviours that have a check button. * @return array the simulated post data that can be passed to $quba->process_all_actions. */ public function get_simulated_post_data_for_question_attempt( question_attempt $qa, $responsesummary, $checkbutton) { $question = $qa->get_question(); if (!$question instanceof question_with_responses) { return []; } $postdata = []; $postdata[$qa->get_control_field_name('sequencecheck')] = (string)$qa->get_sequence_check_count(); $postdata[$qa->get_flag_field_name()] = (string)(int)$qa->is_flagged(); $response = $question->un_summarise_response($responsesummary); foreach ($response as $name => $value) { $postdata[$qa->get_qt_field_name($name)] = (string)$value; } // TODO handle behaviour variables better than this. if ($checkbutton) { $postdata[$qa->get_behaviour_field_name('submit')] = 1; } return $postdata; } }