537 lines
20 KiB
PHP
537 lines
20 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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* Collect, process and display information about gradable items
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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_course\local\repository\caching_content_item_readonly_repository;
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use core_course\local\repository\content_item_readonly_repository;
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use core_course\local\entity\content_item;
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use \grade_item;
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use \grade_scale;
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use \grade_outcome;
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use \core_plugin_manager;
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/**
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* Collect, process and display information about gradable items
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*/
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class gradeinfo {
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/** @var studyitem */
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private $studyitem = null;
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/** @var int */
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private $id;
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/** @var grade_item */
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private $gradeitem;
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/** @var string */
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private $icon;
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/** @var string */
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private $link;
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/** @var string */
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private $gradinglink;
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/** @var grade_scale*/
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private $scale;
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/** @var grade_outcome*/
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private $outcome;
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/** @var bool*/
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private $hidden = false;
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/** @var string */
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private $name;
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/** @var string */
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private $typename;
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/** @var int */
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private $section;
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/** @var int */
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private $sectionorder;
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/** @var int */
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private $cmid;
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/** @var int */
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private $coursesort;
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/** @var array */
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private static $contentitems = null;
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/** @var gradingscanner */
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private $gradingscanner;
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/** @var array */
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private static $sections = [];
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/**
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* Get the sequence of activities for a given section id
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* @param mixed $sectionid Id of section
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* @return int[] Sequence of cms in a section
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*/
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protected static function get_sectionsequence($sectionid) {
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global $DB;
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if (!array_key_exists($sectionid, self::$sections)) {
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self::$sections[$sectionid] = explode(", ", $DB->get_field("course_sections", "sequence", ["id" => $sectionid]));
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}
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return self::$sections[$sectionid];
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}
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/**
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* Get the grade_item
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* @return grade_item
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*/
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public function get_gradeitem() : grade_item {
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return $this->gradeitem;
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}
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/**
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* Get the gradingscanner
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* @return gradingscanner
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*/
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public function get_gradingscanner() : gradingscanner {
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return $this->gradingscanner;
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}
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/**
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* Get the grade's scale if applicable
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* @return grade_scale|null
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*/
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public function get_scale() : ?grade_scale {
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return $this->scale;
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}
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/**
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* Get content items (activity icons) from the repository
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* @return content_item[]
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*/
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protected static function get_contentitems() : array {
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global $PAGE;
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if (empty(static::$contentitems)) {
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$PAGE->set_context(\context_system::instance());
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static::$contentitems = (new content_item_readonly_repository())->find_all();
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}
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return static::$contentitems;
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}
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/**
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* Get specific contentitem (activity icons) by name
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* @param mixed $name Name of content item
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* @return content_item|null
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*/
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public static function get_contentitem($name) : ?content_item {
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$contentitems = static::get_contentitems();
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for ($i = 0; $i < count($contentitems); $i++) {
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if ($contentitems[$i]->get_name() == $name) {
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return $contentitems[$i];
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}
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}
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return null;
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}
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/**
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* Get a specific course context from grade item id
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* @param int $id Grade item id
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* @return \context_course
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* @throws InvalidArgumentException if grade id is not found
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*/
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public static function get_coursecontext_by_id($id) : \context_course {
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$gi = grade_item::fetch(["id" => $id]);
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if (!$gi || course_module_instance_pending_deletion($gi->courseid, $gi->itemmodule, $gi->iteminstance)) {
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throw new \InvalidArgumentException ("Grade {$id} not found in database");
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}
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return \context_course::instance($gi->courseid);;
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}
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/**
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* Create new object around a grade_item
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* @param int $id Grade item id of the grade item to use as base
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* @param studyitem|null $studyitem Studyitem containg the course that references this grade
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*/
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public function __construct($id, studyitem $studyitem = null) {
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global $DB;
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$this->studyitem = $studyitem;
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$gi = grade_item::fetch(["id" => $id]);
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if (!$gi || course_module_instance_pending_deletion($gi->courseid, $gi->itemmodule, $gi->iteminstance)) {
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throw new \InvalidArgumentException ("Grade {$id} not found in database");
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}
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$this->id = $id;
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$this->gradeitem = $gi;
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// Determine the icon for the associated activity.
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$contentitem = static::get_contentitem($gi->itemmodule);
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$this->icon = empty($contentitem) ? "" : $contentitem->get_icon();
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$this->scale = $gi->load_scale();
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$this->outcome = $gi->load_outcome();
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$this->hidden = ($gi->hidden || (!empty($outcome) && $outcome->hidden)) ? true : false;
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$this->name = empty($outcome) ? $gi->itemname : $outcome->name;
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// Determine a link to the associated activity.
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if ($gi->itemtype != "mod" || empty($gi->itemmodule) || empty($gi->iteminstance)) {
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$this->link = "";
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$this->cmid = 0;
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$this->section = 0;
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$this->sectionorder = 0;
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} else {
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list($c, $cminfo) = get_course_and_cm_from_instance($gi->iteminstance, $gi->itemmodule);
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$this->cmid = $cminfo->id;
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// Sort by position in course.
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// .
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$this->section = $cminfo->sectionnum;
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$ssequence = self::get_sectionsequence($cminfo->section);
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$this->sectionorder = array_search($cminfo->id, $ssequence);
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$this->name = $cminfo->get_formatted_name();
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$this->link = "/mod/{$gi->itemmodule}/view.php?id={$cminfo->id}";
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if ($gi->itemmodule == 'quiz') {
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$this->gradinglink = "/mod/{$gi->itemmodule}/report.php?id={$cminfo->id}&mode=grading";
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} else if ($gi->itemmodule == "assign") {
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$this->gradinglink = $this->link ."&action=grading";
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} else {
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$this->gradinglink = $this->link;
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}
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}
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$this->typename = empty($contentitem) ? $gi->itemmodule : $contentitem->get_title()->get_value();
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$this->gradingscanner = new gradingscanner($gi);
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$this->coursesort = $this->section * 1000 + $this->sectionorder;
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}
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/**
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* Check if this gradable item is selected in the studyitem
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* @return bool
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*/
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public function is_selected() : bool {
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global $DB;
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if ($this->studyitem) {
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// Check if selected for this studyitem.
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$r = $DB->get_record('local_treestudyplan_gradeinc',
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['studyitem_id' => $this->studyitem->id(), 'grade_item_id' => $this->gradeitem->id]);
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if ($r && $r->include) {
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return(true);
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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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* 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() {
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global $DB;
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if ($this->studyitem) {
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// Check if selected for this studyitem.
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$r = $DB->get_record('local_treestudyplan_gradeinc',
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['studyitem_id' => $this->studyitem->id(), 'grade_item_id' => $this->gradeitem->id]);
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if ($r && $r->include && $r->required) {
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return(true);
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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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* Webservice structure for editor info
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* @param int $value Webservice requirement constant
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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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"id" => new \external_value(PARAM_INT, 'grade_item id'),
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"cmid" => new \external_value(PARAM_INT, 'course module id'),
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"name" => new \external_value(PARAM_RAW, 'grade item name'),
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"typename" => new \external_value(PARAM_TEXT, 'grade item type name'),
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"outcome" => new \external_value(PARAM_BOOL, 'is outcome'),
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"selected" => new \external_value(PARAM_BOOL, 'is selected for current studyitem'),
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"icon" => new \external_value(PARAM_RAW, 'html for icon of related activity'),
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"link" => new \external_value(PARAM_RAW, 'link to related activity'),
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"gradinglink" => new \external_value(PARAM_RAW, 'link to related activity'),
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"grading" => gradingscanner::structure(),
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"required" => new \external_value(PARAM_BOOL, 'is required for current studyitem'),
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], 'referenced course information', $value);
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}
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/**
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* Webservice model for editor info
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* @param studyitem $studyitem Related studyitem to check for
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* @return array Webservice data model
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*/
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public function editor_model(studyitem $studyitem = null) {
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$model = [
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"id" => $this->id,
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"cmid" => $this->cmid,
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"name" => $this->name,
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"typename" => $this->typename,
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"outcome" => isset($this->outcome),
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"selected" => $this->is_selected(),
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"icon" => $this->icon,
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"link" => $this->link,
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"gradinglink" => $this->gradinglink,
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"required" => $this->is_required(),
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];
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// Unfortunately, lazy loading of the completion data is off, since we need the data to show study item completion...
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if ($studyitem !== null
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&& $this->is_selected()
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&& has_capability('local/treestudyplan:viewuserreports', $studyitem->studyline()->studyplan()->context())
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&& $this->gradingscanner->is_available()) {
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$model['grading'] = $this->gradingscanner->model();
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}
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return $model;
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}
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/**
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* Webservice structure for user info
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* @param int $value Webservice requirement constant
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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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"id" => new \external_value(PARAM_INT, 'grade_item id'),
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"cmid" => new \external_value(PARAM_INT, 'course module id'),
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"name" => new \external_value(PARAM_RAW, 'grade item name'),
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"typename" => new \external_value(PARAM_TEXT, 'grade item type name'),
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"grade" => new \external_value(PARAM_TEXT, 'grade value'),
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"gradetype" => new \external_value(PARAM_TEXT, 'grade type (completion|grade)'),
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"feedback" => new \external_value(PARAM_RAW, 'html for feedback'),
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"completion" => new \external_value(PARAM_TEXT, 'completion state (incomplete|progress|completed|excellent)'),
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"icon" => new \external_value(PARAM_RAW, 'html for icon of related activity'),
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"link" => new \external_value(PARAM_RAW, 'link to related activity'),
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"pendingsubmission" => new \external_value(PARAM_BOOL, 'is selected for current studyitem', VALUE_OPTIONAL),
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"required" => new \external_value(PARAM_BOOL, 'is required for current studyitem'),
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"selected" => new \external_value(PARAM_BOOL, 'is selected for current studyitem'),
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], 'referenced course information', $value);
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}
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/**
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* Webservice model for user 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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global $DB;
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$grade = $this->gradeitem->get_final($userid);
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// Convert scale grades to corresponding scale name.
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if (!empty($grade)) {
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if (!is_numeric($grade->finalgrade) && empty($grade->finalgrade)) {
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$finalgrade = "-";
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} else if (isset($this->scale)) {
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$finalgrade = $this->scale->get_nearest_item($grade->finalgrade);
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} else {
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$finalgrade = round($grade->finalgrade, 1);
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}
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} else {
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$finalgrade = "-";
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}
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// Retrieve the aggregator and determine completion.
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if (!isset($this->studyitem)) {
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throw new \UnexpectedValueException("Study item not set (null) for gradeinfo in report mode");
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}
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$aggregator = $this->studyitem->studyline()->studyplan()->aggregator();
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$completion = $aggregator->grade_completion($this, $userid);
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$model = [
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"id" => $this->id,
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"cmid" => $this->cmid,
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"name" => $this->name,
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"typename" => $this->typename,
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"grade" => $finalgrade,
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"gradetype" => isset($this->scale) ? "completion" : "grade",
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"feedback" => empty($grade) ? null : $grade->feedback,
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"completion" => completion::label($completion),
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"icon" => $this->icon,
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"link" => $this->link,
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"pendingsubmission" => $this->gradingscanner->pending($userid),
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"required" => $this->is_required(),
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"selected" => $this->is_selected(),
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];
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return $model;
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}
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/**
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* Export essential information for export
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* @return array information model
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*/
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public function export_model() : array {
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return [
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"name" => $this->name,
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"type" => $this->gradeitem->itemmodule,
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"selected" => $this->is_selected(),
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"required" => $this->is_required(),
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];
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}
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/**
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* Import data from exported model into database
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* @param studyitem $item Studyitem related to this gradable
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* @param array $model Model data previously exported
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*/
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public static function import(studyitem $item, array $model) {
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if ($item->type() == studyitem::COURSE) {
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$courseid = $item->courseid();
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$gradeitems = grade_item::fetch_all(['itemtype' => 'mod', 'courseid' => $courseid]);
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foreach ($gradeitems as $gi) {
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$giname = empty($outcome) ? $gi->itemname : $outcome->name;
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$gitype = $gi->itemmodule;
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if ($giname == $model["name"] && $gitype == $model["type"]) {
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// We have a match.
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if (!isset($model["selected"])) {
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$model["selected"] = true;
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}
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if (!isset($model["required"])) {
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$model["required"] = false;
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}
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if ($model["selected"] || $model["required"]) {
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static::include_grade($gi->id, $item->id(), $model["selected"], $model["required"]);
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}
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}
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}
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}
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}
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/**
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* Get a list if all gradable activities in a given course
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* @param \stdClass $course Course database record
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* @param studyitem|null $studyitem Studyitem linked to the course which can be linked to created gradeinfo objects
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* @return gradeinfo[] Array of gradeinfo
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*/
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public static function list_course_gradables($course, studyitem $studyitem = null) : array {
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$list = [];
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if (method_exists("\course_modinfo", "get_array_of_activities")) {
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$activities = \course_modinfo::get_array_of_activities($course);
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} else {
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// Deprecated in Moodle 4.0+, but not yet available in Moodle 3.11.
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$activities = get_array_of_activities($course->id);
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}
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foreach ($activities as $act) {
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if ($act->visible) {
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$gradeitems = grade_item::fetch_all(['itemtype' => 'mod',
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'itemmodule' => $act->mod,
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'iteminstance' => $act->id,
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'courseid' => $course->id]);
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if (!empty($gradeitems)) {
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foreach ($gradeitems as $gi) {
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if (($gi->gradetype == GRADE_TYPE_VALUE || $gi->gradetype == GRADE_TYPE_SCALE)) {
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try {
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$gradable = new static($gi->id, $studyitem);
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$list[] = $gradable;
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} catch (\InvalidArgumentException $x) {
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// Pass and do not add to the list if an error occurs.
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$gradable = null; // Clean up gradable variable.
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}
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}
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}
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}
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}
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}
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usort($list, function($a, $b) {
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$course = $a->coursesort <=> $b->coursesort;
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return ($course != 0) ? $course : $a->gradeitem->sortorder <=> $b->gradeitem->sortorder;
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});
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return $list;
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}
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/**
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* List all gradables enabled for a given study item
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* @param studyitem $studyitem The studyitem to search for
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* @return gradeinfo[] Array of gradeinfo
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*/
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public static function list_studyitem_gradables(studyitem $studyitem) : array {
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global $DB;
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$table = 'local_treestudyplan_gradeinc';
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$list = [];
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$records = $DB->get_records($table, ['studyitem_id' => $studyitem->id()]);
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foreach ($records as $r) {
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if (isset($r->grade_item_id)) {
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try {
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if ($r->include || $r->required) {
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$list[] = new static($r->grade_item_id, $studyitem);
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}
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} catch (\InvalidArgumentException $x) {
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// On InvalidArgumentException, the grade_item id can no longer be found.
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// Remove the link to avoid database record hogging.
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$DB->delete_records($table, ['id' => $r->id]);
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}
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}
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}
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usort($list, function($a, $b) {
|
|
$course = $a->coursesort <=> $b->coursesort;
|
|
return ($course != 0) ? $course : $a->gradeitem->sortorder <=> $b->gradeitem->sortorder;
|
|
});
|
|
return $list;
|
|
}
|
|
|
|
|
|
/**
|
|
* Webservice executor to include grade with studyitem or not.
|
|
* if both $inclue and $required are false, any existing DB record will be removed
|
|
* @param int $gradeid ID of the grade_item
|
|
* @param int $itemid ID of the study item
|
|
* @param bool $include Select grade_item for studyitem or not
|
|
* @param bool $required Mark grade_item as required or not
|
|
* @return success Always returns successful success object
|
|
*/
|
|
public static function include_grade(int $gradeid, int $itemid, bool $include, bool $required = false) {
|
|
global $DB;
|
|
$table = 'local_treestudyplan_gradeinc';
|
|
if ($include) {
|
|
// Make sure a record exits.
|
|
$r = $DB->get_record($table, ['studyitem_id' => $itemid, 'grade_item_id' => $gradeid]);
|
|
if ($r) {
|
|
$r->include = 1;
|
|
$r->required = boolval($required) ? 1 : 0;
|
|
$id = $DB->update_record($table, $r);
|
|
} else {
|
|
$DB->insert_record($table, [
|
|
'studyitem_id' => $itemid,
|
|
'grade_item_id' => $gradeid,
|
|
'include' => 1,
|
|
'required' => boolval($required) ? 1 : 0 ]
|
|
);
|
|
}
|
|
} else {
|
|
// Remove if it should not be included.
|
|
$r = $DB->get_record($table, ['studyitem_id' => $itemid, 'grade_item_id' => $gradeid]);
|
|
if ($r) {
|
|
$DB->delete_records($table, ['id' => $r->id]);
|
|
}
|
|
}
|
|
|
|
return success::success();
|
|
}
|
|
|
|
}
|