262 lines
11 KiB
PHP
262 lines
11 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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*
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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\local\aggregators;
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use \local_treestudyplan\courseinfo;
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use \local_treestudyplan\corecompletioninfo;
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use \local_treestudyplan\gradeinfo;
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use \local_treestudyplan\studyitem;
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use \local_treestudyplan\completion;
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use \local_treestudyplan\debug;
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class core_aggregator extends \local_treestudyplan\aggregator {
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public const DEPRECATED = false;
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private $agcfg = null;
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private function cfg() {
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if (empty($this->agcfg)) {
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$this->agcfg = (object)[
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'accept_pending_as_submitted' => false, // Also count ungraded but submitted .
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];
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}
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return $this->agcfg;
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}
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public function __construct($configstr) {
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// Allow public constructor for testing purposes.
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$this->initialize($configstr);
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}
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protected function initialize($configstr) {
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// First initialize with the defaults.
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foreach (["accept_pending_as_submitted"] as $key) {
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$this->cfg()->$key = boolval(get_config('local_treestudyplan', "bistate_{$key}"));
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}
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// Next, decode json.
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$config = \json_decode($configstr, true);
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if (is_array($config)) {
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// Copy all valid config settings to this item.
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foreach (["accept_pending_as_submitted"] as $key) {
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if (array_key_exists($key, $config)) {
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$this->cfg()->$key = boolval($config[$key]);
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}
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}
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}
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}
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// Return active configuration model.
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public function config_string() {
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return json_encode([
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"accept_pending_as_submitted" => $this->cfg()->accept_pending_as_submitted,
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]);
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}
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public function select_gradables() {
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return false;
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}
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public function deprecated() {
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return self::DEPRECATED;
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}
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public function use_required_grades() {
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return true;
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}
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public function use_item_conditions() {
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return false;
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}
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public function usecorecompletioninfo() {
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return true;
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}
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/**
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* Return course completion information based on the core completion infromation
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* Possible states:
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* completion::EXCELLENT - Completed with excellent results
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* completion::GOOD - Completed with good results
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* completion::COMPLETED - Completed
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* completion::PROGRESS - Started, but not completed yey
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* completion::FAILED - Failed
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* completion::INCOMPLETE - Not yet started
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*
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* @param mixed $courseinfo
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* @param mixed $studyitem
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* @param mixed $userid
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* @return void
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*/
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public function aggregate_course(courseinfo $courseinfo, studyitem $studyitem, $userid) {
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// Retrieve the core completion info from the core.
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$course = $courseinfo->course();
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$completion = new \completion_info($course);
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if ($completion->is_enabled() && $completion->is_tracked_user($userid)) {
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if ($completion->is_course_complete($userid)) {
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// Now, the trick is to determine what constitutes excellent and good completion....
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// TODO: Determine excellent and maybe good completion.
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// Option: Use course end grade to determine that...
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// Probably needs a config value in the aggregator....
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return completion::COMPLETED;
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} else {
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// Check if the course is over or not, if it is over, display failed.
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// Else, return PROGRESS.
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// Retrieve timing through courseinfo .
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$timing = courseinfo::coursetiming($course);
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// Not met and time is passed, means FAILED.
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if ($timing == "past") {
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return completion::FAILED;
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} else {
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// Check if any of the requirements are being met?.
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$completions = $completion->get_completions($userid);
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foreach ($completions as $c) {
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if ($c->is_complete()) {
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// If so, return progress.
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return completion::PROGRESS;
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}
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}
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return completion::INCOMPLETE;
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}
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}
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} else {
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return completion::INCOMPLETE;
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}
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}
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public function aggregate_junction(array $completion, studyitem $studyitem = null, $userid = 0) {
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// Aggregate multiple incoming states into one junction or finish.
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// Possible states:.
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// - completion::EXCELLENT - All incoming states are excellent.
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// - completion::GOOD - All incoming states are at least good.
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// - completion::COMPLETED - All incoming states are at least completed.
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// - completion::FAILED - All incoming states are failed.
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// - completion::INCOMPLETE - All incoming states are incomplete.
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// - completion::PROGRESS - All other states.
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// First count all states.
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$statecount = completion::count_states($completion);
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$total = count($completion);
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if ( $total == $statecount[completion::EXCELLENT]) {
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return completion::EXCELLENT;
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} else if ( $total == ( $statecount[completion::EXCELLENT]
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+ $statecount[completion::GOOD]) ) {
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return completion::GOOD;
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} else if ( $total == ( $statecount[completion::EXCELLENT]
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+ $statecount[completion::GOOD]
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+ $statecount[completion::COMPLETED]) ) {
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return completion::COMPLETED;
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} else if ( $statecount[completion::FAILED]) {
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return completion::FAILED;
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} else if ( $total == $statecount[completion::INCOMPLETE]) {
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return completion::INCOMPLETE;
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} else {
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return completion::PROGRESS;
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}
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}
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// CORE COMPLETION DOESN'T REALLY USE THE FUNCTIONS BELOW.
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// AGGREGATORS ARE GOING TO BE DEPRECATED ANYWAY... but used in legacy parts of this plugin.
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public function grade_completion(gradeinfo $gradeinfo, $userid) {
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global $DB;
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$table = "local_treestudyplan_gradecfg";
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$gradeitem = $gradeinfo->get_gradeitem();
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$grade = $gradeitem->get_final($userid);
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if (empty($grade)) {
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return completion::INCOMPLETE;
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} else if ($grade->finalgrade === null) {
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// On assignments, grade NULL means a submission has not yet been graded,.
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// But on quizes this can also mean a quiz might have been started.
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// Therefor, we treat a NULL result as a reason to check the relevant gradingscanner for presence of pending items.
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// Since we want old results to be visible until a pending item was graded, we only use this state here.
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// Pending items are otherwise expressly indicated by the "pendingsubmission" field in the user model.
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if ($gradeinfo->get_gradingscanner()->pending($userid)) {
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return completion::PENDING;
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} else {
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return completion::INCOMPLETE;
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}
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} else {
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$grade = $gradeitem->get_final($userid);
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// First determine if we have a grade_config for this scale or this maximum grade.
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$finalgrade = $grade->finalgrade;
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$scale = $gradeinfo->get_scale();
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if ( isset($scale)) {
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$gradecfg = $DB->get_record($table, ["scale_id" => $scale->id]);
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} else if ($gradeitem->grademin == 0) {
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$gradecfg = $DB->get_record($table, ["grade_points" => $gradeitem->grademax]);
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} else {
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$gradecfg = null;
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}
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// For point grades, a provided grade pass overrides the defaults in the gradeconfig.
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// For scales, the configuration in the gradeconfig is leading.
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if ($gradecfg && (isset($scale) || $gradeitem->gradepass == 0)) {
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// If so, we need to know if the grade is .
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if ($finalgrade >= $gradecfg->min_completed) {
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// Return completed if completed.
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return completion::COMPLETED;
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} else if ($this->use_failed && $finalgrade < $gradecfg->min_progress) {
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// Return failed if failed is enabled and the grade is less than the minimum grade for progress.
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return completion::FAILED;
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} else {
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return completion::PROGRESS;
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}
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} else if ($gradeitem->gradepass > 0) {
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$range = floatval($gradeitem->grademax - $gradeitem->grademin);
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// If no gradeconfig and gradepass is set, use that one to determine config.
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if ($finalgrade >= $gradeitem->gradepass) {
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return completion::COMPLETED;
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} else if ($this->use_failed && $gradeitem->gradepass >= 3 && $range >= 3 && $finalgrade == 1) {
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// Return failed if failed is enabled and the grade is 1, while there are at leas 3 states.
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return completion::FAILED;
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} else {
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return completion::PROGRESS;
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}
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} else {
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// Blind assumptions if nothing is provided.
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// Over 55% of range is completed.
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// If range >= 3 and failed is enabled, assume that this means failed.
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$g = floatval($finalgrade - $gradeitem->grademin);
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$range = floatval($gradeitem->grademax - $gradeitem->grademin);
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$score = $g / $range;
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if ($score > 0.55) {
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return completion::COMPLETED;
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} else if ($this->use_failed && $range >= 3 && $finalgrade == 1) {
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// Return failed if failed is enabled and the grade is 1, while there are at leas 3 states.
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return completion::FAILED;
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} else {
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return completion::PROGRESS;
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}
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}
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}
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}
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}
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