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See Release Notes

  • Bug fixes for general core bugs in 4.2.x will end 22 April 2024 (12 months).
  • Bug fixes for security issues in 4.2.x will end 7 October 2024 (18 months).
  • PHP version: minimum PHP 8.0.0 Note: minimum PHP version has increased since Moodle 4.1. PHP 8.1.x is supported too.
<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * Edit a calculated grade item
 *
 * @package   core_grades
 * @copyright 2007 Petr Skoda
 * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

require_once '../../../config.php';
require_once $CFG->dirroot.'/grade/lib.php';
require_once $CFG->libdir.'/mathslib.php';
require_once 'calculation_form.php';

$courseid  = required_param('courseid', PARAM_INT);
$id        = required_param('id', PARAM_INT);
$section   = optional_param('section', 'calculation', PARAM_ALPHA);
$idnumbers = optional_param_array('idnumbers', null, PARAM_RAW);

$url = new moodle_url('/grade/edit/tree/calculation.php', array('id'=>$id, 'courseid'=>$courseid));
if ($section !== 'calculation') {
    $url->param('section', $section);
}
$PAGE->set_url($url);

if (!$course = $DB->get_record('course', array('id' => $courseid))) {
< print_error('invalidcourseid');
> throw new \moodle_exception('invalidcourseid');
} require_login($course); $context = context_course::instance($course->id); require_capability('moodle/grade:manage', $context); $PAGE->set_pagelayout('admin'); navigation_node::override_active_url(new moodle_url('/grade/edit/tree/index.php', array('id'=>$course->id))); // default return url $gpr = new grade_plugin_return(); $returnurl = $gpr->get_return_url($CFG->wwwroot.'/grade/report/index.php?id='.$course->id); if (!$grade_item = grade_item::fetch(array('id'=>$id, 'courseid'=>$course->id))) {
< print_error('invaliditemid');
> throw new \moodle_exception('invaliditemid');
} // activity items and items without grade can not have calculation if ($grade_item->is_external_item() or ($grade_item->gradetype != GRADE_TYPE_VALUE and $grade_item->gradetype != GRADE_TYPE_SCALE)) { redirect($returnurl, get_string('errornocalculationallowed', 'grades')); } $mform = new edit_calculation_form(null, array('gpr'=>$gpr, 'itemid' => $grade_item->id)); if ($mform->is_cancelled()) { redirect($returnurl); } $calculation = calc_formula::localize($grade_item->calculation); $calculation = grade_item::denormalize_formula($calculation, $grade_item->courseid); $mform->set_data(array('courseid'=>$grade_item->courseid, 'calculation'=>$calculation, 'id'=>$grade_item->id, 'itemname'=>$grade_item->itemname)); $errors = array(); if ($data = $mform->get_data()) { $calculation = calc_formula::unlocalize($data->calculation); $grade_item->set_calculation($calculation); redirect($returnurl); } elseif (!empty($section) AND $section='idnumbers' AND !empty($idnumbers)) { // Handle idnumbers separately (non-mform) //first validate and store the new idnumbers foreach ($idnumbers as $giid => $value) { if ($gi = grade_item::fetch(array('id' => $giid))) { if ($gi->itemtype == 'mod') { $cm = get_coursemodule_from_instance($gi->itemmodule, $gi->iteminstance, $gi->courseid); } else { $cm = null; } if (!grade_verify_idnumber($value, $COURSE->id, $gi, $cm)) { $errors[$giid] = get_string('idnumbertaken'); continue; } if (empty($gi->idnumber) and !$gi->add_idnumber($idnumbers[$gi->id])) { $errors[$giid] = get_string('error'); continue; } } else { $errors[$giid] = 'Could not fetch the grade_item with id=' . $giid; } } } $gtree = new grade_tree($course->id, false, false); $strgrades = get_string('grades'); $strgraderreport = get_string('graderreport', 'grades'); $strcalculationedit = get_string('editcalculation', 'grades'); $PAGE->navbar->add($strcalculationedit); print_grade_page_head($courseid, 'settings', null, $strcalculationedit, false, false, false); $mform->display(); // Now show the gradetree with the idnumbers add/edit form echo ' <form class="mform" id="mform2" method="post" action="' . $CFG->wwwroot . '/grade/edit/tree/calculation.php?courseid='.$courseid.'&amp;id='.$id.'"> <div style="display: none;"> <input type="hidden" value="'.$id.'" name="id"/> <input type="hidden" value="'.$courseid.'" name="courseid"/> <input type="hidden" value="'.$gpr->type.'" name="gpr_type"/> <input type="hidden" value="'.$gpr->plugin.'" name="gpr_plugin"/> <input type="hidden" value="'.$gpr->courseid.'" name="gpr_courseid"/> <input type="hidden" value="'.sesskey().'" name="sesskey"/> <input type="hidden" value="idnumbers" name="section"/> </div> <fieldset id="idnumbers" class="clearfix"> <legend class="ftoggler">'.get_string('idnumbers', 'grades').'</legend> <div class="fcontainer clearfix"> <ul> ' . get_grade_tree($gtree, $gtree->top_element, $id, $errors) . ' </ul> </div> </fieldset> <div class="fitem" style="text-align: center;"> <input id="id_addidnumbers" type="submit" class="btn btn-secondary" value="' . get_string('addidnumbers', 'grades') . '" name="addidnumbers" /> </div> </form>'; echo $OUTPUT->footer(); die(); /** * Simplified version of the print_grade_tree() recursive function found in grade/edit/tree/index.php * Only prints a tree with a basic icon for each element, and an edit field for * items without an idnumber. * @param object $gtree * @param object $element * @param int $current_itemid The itemid of this page: should be excluded from the tree * @param array $errors An array of idnumbers => error * @return string */ function get_grade_tree(&$gtree, $element, $current_itemid=null, $errors=null) { global $CFG; $object = $element['object']; $eid = $element['eid']; $type = $element['type']; $grade_item = $object->get_grade_item(); $name = $object->get_name(); $return_string = ''; //TODO: improve outcome visualisation if ($type == 'item' and !empty($object->outcomeid)) { $name = $name.' ('.get_string('outcome', 'grades').')'; } $idnumber = $object->get_idnumber(); // Don't show idnumber or input field for current item if given to function. Highlight the item instead. if ($type != 'category') { if (is_null($current_itemid) OR $grade_item->id != $current_itemid) { if ($idnumber) { $name .= ": [[$idnumber]]"; } else { $closingdiv = ''; if (!empty($errors[$grade_item->id])) { $name .= '<div class="error"><span class="error">' . $errors[$grade_item->id].'</span><br />'."\n"; $closingdiv = "</div>\n"; } $name .= '<label class="accesshide" for="id_idnumber_' . $grade_item->id . '">' . get_string('gradeitems', 'grades') .'</label>'; $name .= '<input class="idnumber" id="id_idnumber_'.$grade_item->id.'" type="text" name="idnumbers['.$grade_item->id.']" />' . "\n"; $name .= $closingdiv; } } else { $name = "<strong>$name</strong>"; } } $icon = $gtree->get_element_icon($element, true); $last = ''; $catcourseitem = ($element['type'] == 'courseitem' or $element['type'] == 'categoryitem'); if ($type != 'category') { $return_string .= '<li class="'.$type.'">'.$icon.$name.'</li>' . "\n"; } else { $return_string .= '<li class="'.$type.'">'.$icon.$name . "\n"; $return_string .= '<ul class="catlevel'.$element['depth'].'">'."\n"; $last = null; foreach($element['children'] as $child_el) { $return_string .= get_grade_tree($gtree, $child_el, $current_itemid, $errors); } if ($last) { $return_string .= get_grade_tree($gtree, $last, $current_itemid, $errors); } $return_string .= '</ul></li>'."\n"; } return $return_string; }