484 lines
19 KiB
PHP
484 lines
19 KiB
PHP
<?php
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// This file is part of the Studyplan plugin for Moodle
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <https://www.gnu.org/licenses/>.
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/**
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* Class to collect course completion info for a given course
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* @package local_treestudyplan
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* @copyright 2023 P.M. Kuipers
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* @license https://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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namespace local_treestudyplan;
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defined('MOODLE_INTERNAL') || die();
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require_once($CFG->libdir.'/externallib.php');
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require_once($CFG->libdir.'/gradelib.php');
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require_once($CFG->dirroot.'/course/lib.php');
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use core_competency\course_competency;
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use core_competency\competency;
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use core_competency\api as c_api;
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use core_competency\competency_rule_points;
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use stdClass;
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/**
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* Class to collect course competencty info for a given course
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*/
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class coursecompetencyinfo {
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/** @var \stdClass */
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private $course;
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/** @var \course_modinfo */
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private $modinfo;
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/** @var studyitem */
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private $studyitem;
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/**
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* Course id of relevant course
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*/
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public function id() {
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return $this->course->id;
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}
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/**
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* Construct new object for a given course
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* @param \stdClass $course Course database record
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*/
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public function __construct($course, $studyitem) {
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global $DB;
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$this->course = $course;
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$this->studyitem = $studyitem;
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$this->completion = new \completion_info($this->course);
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$this->modinfo = get_fast_modinfo($this->course);
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}
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/**
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* Generic competency info structure for individual competency stats
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* @param $recurse True if child competencies may be included
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*/
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public static function competencyinfo_structure($recurse=true) : \external_description {
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$struct = [
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"id" => new \external_value(PARAM_INT, 'competency id'),
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"title" => new \external_value(PARAM_RAW, 'competency display title'),
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"details" => new \external_value(PARAM_RAW, 'competency details'),
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"description" => new \external_value(PARAM_RAW, 'competency description'),
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"ruleoutcome" => new \external_value(PARAM_TEXT, 'competency rule outcome text', VALUE_OPTIONAL),
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"rule" => new \external_value(PARAM_RAW, 'competency rule description', VALUE_OPTIONAL),
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"path" => new \external_multiple_structure(new \external_single_structure([
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"id" => new \external_value(PARAM_INT),
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"title" => new \external_value(PARAM_RAW),
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"type" => new \external_value(PARAM_TEXT),
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]), 'competency path'),
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"grade" => new \external_value(PARAM_TEXT, 'competency grade', VALUE_OPTIONAL),
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"coursegrade" => new \external_value(PARAM_TEXT, 'course competency grade', VALUE_OPTIONAL),
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"proficient" => new \external_value(PARAM_BOOL, 'competency proficiency',VALUE_OPTIONAL),
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"courseproficient" => new \external_value(PARAM_BOOL, 'course competency proficiency',VALUE_OPTIONAL),
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"nproficient" => new \external_value(PARAM_INT, 'number of students with proficiency',VALUE_OPTIONAL),
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"ncourseproficient" => new \external_value(PARAM_INT, 'number of students with course proficiency',VALUE_OPTIONAL),
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"count" => new \external_value(PARAM_INT, 'number of students in stats',VALUE_OPTIONAL),
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"required" => new \external_value(PARAM_BOOL, 'if required in parent competency rule',VALUE_OPTIONAL),
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"points" => new \external_value(PARAM_INT, 'number of points in parent competency rule',VALUE_OPTIONAL),
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];
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if($recurse) {
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$struct["children"] = new \external_multiple_structure(self::competencyinfo_structure(false),'child competencies',VALUE_OPTIONAL);
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}
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return new \external_single_structure($struct, 'course completion info');
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}
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/**
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* Webservice structure for editor info
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* @param int $value Webservice requirement constant
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*/
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public static function editor_structure($value = VALUE_REQUIRED) : \external_description {
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return new \external_single_structure([
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"competencies" => new \external_multiple_structure(self::competencyinfo_structure(), 'competencies'),
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"fproficient" => new \external_value(PARAM_FLOAT, 'fraction of completion for total course proficiency ',VALUE_OPTIONAL),
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"fcourseproficient" => new \external_value(PARAM_FLOAT, 'fraction of completion for total course proficienct',VALUE_OPTIONAL),
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], 'course completion info', $value);
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}
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/**
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* Webservice structure for userinfo
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* @param int $value Webservice requirement constant
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*/
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public static function user_structure($value = VALUE_REQUIRED) : \external_description {
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return new \external_single_structure([
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"progress" => new \external_value(PARAM_INT, 'number completed competencies'),
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"competencies" => new \external_multiple_structure(self::competencyinfo_structure(), 'competencies'),
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"count" => new \external_value(PARAM_INT, 'number of competencies',VALUE_OPTIONAL),
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], 'course completion info', $value);
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}
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/**
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* Create basic competency information model from competency
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* @param Object $competency
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*/
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private function competencyinfo_model($competency) : array {
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$displayfield = get_config("local_treestudyplan","competency_displayname");
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$detailfield = get_config("local_treestudyplan","competency_detailfield");
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$headingfield = ($displayfield != 'description')?$displayfield:"shortname";
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$framework = $competency->get_framework();
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$heading = $framework->get($headingfield);
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if(empty(trim($heading))) {
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$heading = $framework->get('shortname'); // Fall back to shortname if heading field is empty
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}
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$path = [[
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'id' => $framework->get('id'),
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'title' => $heading,
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'contextid' => $framework->get('contextid'),
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'type' => 'framework',
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]];
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foreach ($competency->get_ancestors() as $c) {
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$competencypath[] = $c->get('shortname');
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$heading = $c->get($headingfield);
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if(empty(trim($heading))) {
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$heading = $c->get('shortname'); // Fall back to shortname if heading field is empty
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}
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$path[] = [
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'id' => $c->get('id'),
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'title' => $heading,
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'contextid' => $framework->get('contextid'),
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'type' => 'competency',
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];
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}
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$heading = $competency->get($headingfield);
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if(empty(trim($heading))) {
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$heading = $competency->get('shortname'); // Fall back to shortname if heading field is empty
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}
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$path[] = [
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'id' => $competency->get('id'),
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'title' => $heading,
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'contextid' => $framework->get('contextid'),
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'type' => 'competency',
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];
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$title = $competency->get($displayfield);
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if(empty(trim($title))) {
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$title = $competency->get('shortname'); // Fall back to shortname if heading field is empty
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}
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$model = [
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'id' => $competency->get('id'),
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'title' => $title,
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'details' => $competency->get($detailfield),
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'description' => $competency->get('description'),
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'path' => $path,
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];
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return $model;
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}
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/**
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* Webservice model for editor info
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* @param int[] $studentlist List of user id's to use for checking issueing progress within a study plan
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* @return array Webservice data model
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*/
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public function editor_model(array $studentlist = null) {
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$coursecompetencies = $this->course_competencies();
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// Next create the data model, and check user proficiency for each competency.
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$count = 0;
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$nproficient = 0;
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$ncourseproficient = 0;
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foreach($coursecompetencies as $c) {
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if(!empty($studentslist)){
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$stats = $this->proficiency_stats($c,$studentlist);
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$count += $stats->count;
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$nproficient += $stats->nproficient;
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$ncourseproficient += $stats->ncourseproficient;
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}
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$ci = $this->competencyinfo_model($c);
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// Copy proficiency stats to model.
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foreach ((array)$stats as $key => $value) {
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$ci[$key] = $value;
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}
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$ci['required'] = $this->is_required($c);
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$rule = $c->get_rule_object();
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$ruleoutcome = $c->get('ruleoutcome');
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if($rule && $ruleoutcome != competency::OUTCOME_NONE) {
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$ruletext = $rule->get_name();
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$ruleconfig = $c->get('ruleconfig');
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if ($ruleoutcome == competency::OUTCOME_EVIDENCE) {
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$outcometag = "evidence";
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} else if ($ruleoutcome == competency::OUTCOME_COMPLETE) {
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$outcometag = "complete";
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} else if ($ruleoutcome == competency::OUTCOME_RECOMMEND) {
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$outcometag = "recommend";
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} else {
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$outcometag = "none";
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}
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$model["ruleoutcome"] = get_string("coursemodulecompetencyoutcome_{$outcometag}","core_competency");
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if ($rule instanceof competency_rule_points) {
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$ruleconfig = json_decode($ruleconfig);
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$points = $ruleconfig->base->points;
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// Make a nice map of the competency rule config
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$crlist = [];
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foreach($ruleconfig->competencies as $cr){
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$crlist[$cr->id] = $cr;
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}
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$model["rule"] = $ruletext . " ({$points} ".get_string("points","core_grades").")";
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} else {
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$model["rule"] = $ruletext;
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}
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// get one level of children
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$dids = competency::get_descendants_ids($c);
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if(count($dids) > 0) {
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$children = [];
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foreach($dids as $did) {
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$cc = new competency($did);
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$cci = $this->competencyinfo_model($cc);
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if($rule instanceof competency_rule_points) {
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if(array_key_exists($did,$crlist)) {
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$cr = $crlist[$did];
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$cci["points"] = (int) $cr->points;
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$cci["required"] = (int) $cr->required;
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}
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}
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$children[] = $cci;
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}
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$ci["children"] = $children;
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}
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}
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$cis[] = $ci;
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}
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$info = [
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"competencies" => $cis,
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];
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if(!empty($studentslist)){
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$info["fproficient"] = (float)($nproficient)/(float)($count);
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$info["fcourseproficient"] = (float)($ncourseproficient)/(float)($count);
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}
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return $info;
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}
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/**
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* Webservice model for user course completion info
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* @param int $userid ID of user to check specific info for
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* @return array Webservice data model
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*/
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public function user_model($userid) {
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$competencies = $this->course_competencies();
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$progress = 0;
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$cis = [];
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foreach ($competencies as $c) {
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$ci = $this->competencyinfo_model($c,$userid);
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// Add user info if $userid is set.
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$p = $this->proficiency($c,$userid);
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// Copy proficiency info to model.
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foreach ((array)$p as $key => $value) {
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$ci[$key] = $value;
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}
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if ($p->proficient || $p->courseproficient) {
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$progress += 1;
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}
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$rule = $c->get_rule_object();
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$ruleoutcome = $c->get('ruleoutcome');
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if($rule && $ruleoutcome != competency::OUTCOME_NONE) {
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$ruletext = $rule->get_name();
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$ruleconfig = $c->get('ruleconfig');
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if ($ruleoutcome == competency::OUTCOME_EVIDENCE) {
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$outcometag = "evidence";
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} else if ($ruleoutcome == competency::OUTCOME_COMPLETE) {
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$outcometag = "complete";
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} else if ($ruleoutcome == competency::OUTCOME_RECOMMEND) {
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$outcometag = "recommend";
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} else {
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$outcometag = "none";
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}
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$model["ruleoutcome"] = get_string("coursemodulecompetencyoutcome_{$outcometag}","core_competency");
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if ($rule instanceof competency_rule_points) {
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$ruleconfig = json_decode($ruleconfig);
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$pointsreq = $ruleconfig->base->points;
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$points = 0;
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// Make a nice map of the competency rule config
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$crlist = [];
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foreach($ruleconfig->competencies as $cr){
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$crlist[$cr->id] = $cr;
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}
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}
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// get one level of children
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$dids = competency::get_descendants_ids($c);
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if(count($dids) > 0) {
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$children = [];
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foreach($dids as $did) {
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$cc = new competency($did);
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$cci = $this->competencyinfo_model($cc);
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if($rule instanceof competency_rule_points) {
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$cp = $p = $this->proficiency($cc,$userid);
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// Copy proficiency info to model.
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foreach ((array)$cp as $key => $value) {
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$cci[$key] = $value;
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}
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if(array_key_exists($did,$crlist)) {
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$cr = $crlist[$did];
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$cci["points"] = (int) $cr->points;
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$cci["required"] = (int) $cr->required;
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if($cp->proficient) {
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$points += (int) $cr->points;
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}
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}
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}
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$children[] = $cci;
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}
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$ci["children"] = $children;
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}
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if ($rule instanceof competency_rule_points) {
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$model["rule"] = $ruletext . " ({$points} / {$pointsreq} ".get_string("points","core_grades").")";
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} else {
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$model["rule"] = $ruletext;
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}
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}
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$cis[] = $ci;
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}
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$info = [
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'progress' => $progress,
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"count" => count($competencies),
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"competencies" => $cis,
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];
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return $info;
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}
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/**
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* Get the course's competencies with user status
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* @return array of Competencies Webservice data model
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*/
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public function course_competencies() {
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$list = [];
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// First retrieve all the competencies associates with this course.
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$coursecompetencies = c_api::list_course_competencies($this->course->id);
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// Next create the data model, and check user proficiency for each competency.
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foreach($coursecompetencies as $ccinfo) {
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$list[] = $ccinfo['competency'];
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}
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return $list;
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}
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protected function proficiency_stats($competency,$studentlist) {
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$r = new \stdClass();
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$r->count = 0;
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$r->nproficient = 0;
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$r->ncourseproficient = 0;
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foreach ($studentlist as $sid) {
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$p = $this->proficiency($competency,$sid);
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$r->count += 1;
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$r->nproficient += ($p->proficient)?1:0;
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$r->ncourseproficient += ($p->courseproficient)?1:0;
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}
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return $r;
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}
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/**
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* Retrieve course proficiency and overall proficiency for a competency and user
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*
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* @param \core_competency\competency $competency
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* @param int $userid
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*
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* @return stdClass
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*
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*/
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public function proficiency($competency, $userid) {
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$scale = $competency->get_scale();
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$competencyid = $competency->get('id');
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$uc = c_api::get_user_competency($userid, $competencyid);
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$ucc = c_api::get_user_competency_in_course($this->course->id,$userid,$competencyid);
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$r = new \stdClass();
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$r->proficient = $uc->get('proficiency');
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$r->courseproficient = $ucc->get('proficiency');
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$r->grade = $scale->get_nearest_item($uc->get('grade'));
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$r->coursegrade = $scale->get_nearest_item($ucc->get('grade'));
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return $r;
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}
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/**
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* Webservice executor to mark competency as required
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* @param int $competencyid ID of the competency
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* @param int $itemid ID of the study item
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* @param bool $required Mark competency as required or not
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* @return success Always returns successful success object
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*/
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public static function require_competency(int $competencyid, int $itemid, bool $required) {
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global $DB;
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$item = studyitem::find_by_id($itemid);
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// Make sure conditions are properly configured;
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$conditions = [];
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try {
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$conditions = json_decode($item->conditions(),true);
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} catch (\Exception $x) {}
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// Make sure the competencied field exists
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if (!isset($conditions["competencies"]) || !is_array($conditions["competencies"])) {
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$conditions["competencies"] = [];
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}
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// Make sure a record exits.
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if (!array_key_exists($competencyid,$conditions["competencies"])){
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$conditions["competencies"][$competencyid] = [
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"required" => boolval($required),
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];
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} else {
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$conditions["competencies"][$competencyid]["required"] = boolval($required);
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}
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// Store conditions;
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$item->edit(["conditions" => json_encode($conditions)]);
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return success::success();
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}
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/**
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* Check if this gradable item is marked required in the studyitem
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* @return bool
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*/
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public function is_required($competency) {
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if ($this->studyitem) {
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$conditions = [];
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try {
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$conditions = json_decode($this->studyitem->conditions(),true);
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} catch (\Exception $x) {}
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// Make sure the competencied field exists
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if ( isset($conditions["competencies"])
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&& is_array($conditions["competencies"])
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&& isset($conditions["competencies"][$competency->get("id")])
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&& isset($conditions["competencies"][$competency->get("id")]["required"])
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) {
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return boolval($conditions["competencies"][$competency->get("id")]["required"]);
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}
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}
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return(false);
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}
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}
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