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220 lines
8.3 KiB
220 lines
8.3 KiB
<?php
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// This file is part of Moodle - http://moodle.org/
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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 <http://www.gnu.org/licenses/>.
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/**
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* Edit a calculated grade item
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*
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* @package core_grades
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* @copyright 2007 Petr Skoda
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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require_once '../../../config.php';
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require_once $CFG->dirroot.'/grade/lib.php';
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require_once $CFG->libdir.'/mathslib.php';
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require_once 'calculation_form.php';
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$courseid = required_param('courseid', PARAM_INT);
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$id = required_param('id', PARAM_INT);
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$section = optional_param('section', 'calculation', PARAM_ALPHA);
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$idnumbers = optional_param_array('idnumbers', null, PARAM_RAW);
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$url = new moodle_url('/grade/edit/tree/calculation.php', array('id'=>$id, 'courseid'=>$courseid));
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if ($section !== 'calculation') {
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$url->param('section', $section);
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}
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$PAGE->set_url($url);
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if (!$course = $DB->get_record('course', array('id' => $courseid))) {
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print_error('invalidcourseid');
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}
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require_login($course);
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$context = context_course::instance($course->id);
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require_capability('moodle/grade:manage', $context);
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$PAGE->set_pagelayout('admin');
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navigation_node::override_active_url(new moodle_url('/grade/edit/tree/index.php',
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array('id'=>$course->id)));
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// default return url
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$gpr = new grade_plugin_return();
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$returnurl = $gpr->get_return_url($CFG->wwwroot.'/grade/report/index.php?id='.$course->id);
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if (!$grade_item = grade_item::fetch(array('id'=>$id, 'courseid'=>$course->id))) {
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print_error('invaliditemid');
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}
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// activity items and items without grade can not have calculation
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if ($grade_item->is_external_item() or ($grade_item->gradetype != GRADE_TYPE_VALUE and $grade_item->gradetype != GRADE_TYPE_SCALE)) {
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redirect($returnurl, get_string('errornocalculationallowed', 'grades'));
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}
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$mform = new edit_calculation_form(null, array('gpr'=>$gpr, 'itemid' => $grade_item->id));
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if ($mform->is_cancelled()) {
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redirect($returnurl);
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}
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$calculation = calc_formula::localize($grade_item->calculation);
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$calculation = grade_item::denormalize_formula($calculation, $grade_item->courseid);
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$mform->set_data(array('courseid'=>$grade_item->courseid, 'calculation'=>$calculation, 'id'=>$grade_item->id, 'itemname'=>$grade_item->itemname));
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$errors = array();
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if ($data = $mform->get_data()) {
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$calculation = calc_formula::unlocalize($data->calculation);
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$grade_item->set_calculation($calculation);
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redirect($returnurl);
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} elseif (!empty($section) AND $section='idnumbers' AND !empty($idnumbers)) { // Handle idnumbers separately (non-mform)
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//first validate and store the new idnumbers
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foreach ($idnumbers as $giid => $value) {
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if ($gi = grade_item::fetch(array('id' => $giid))) {
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if ($gi->itemtype == 'mod') {
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$cm = get_coursemodule_from_instance($gi->itemmodule, $gi->iteminstance, $gi->courseid);
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} else {
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$cm = null;
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}
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if (!grade_verify_idnumber($value, $COURSE->id, $gi, $cm)) {
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$errors[$giid] = get_string('idnumbertaken');
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continue;
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}
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if (empty($gi->idnumber) and !$gi->add_idnumber($idnumbers[$gi->id])) {
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$errors[$giid] = get_string('error');
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continue;
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}
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} else {
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$errors[$giid] = 'Could not fetch the grade_item with id=' . $giid;
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}
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}
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}
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$gtree = new grade_tree($course->id, false, false);
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$strgrades = get_string('grades');
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$strgraderreport = get_string('graderreport', 'grades');
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$strcalculationedit = get_string('editcalculation', 'grades');
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$PAGE->navbar->add($strcalculationedit);
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print_grade_page_head($courseid, 'settings', null, $strcalculationedit, false, false, false);
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$mform->display();
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// Now show the gradetree with the idnumbers add/edit form
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echo '
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<form class="mform" id="mform2" method="post" action="' . $CFG->wwwroot . '/grade/edit/tree/calculation.php?courseid='.$courseid.'&id='.$id.'">
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<div style="display: none;">
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<input type="hidden" value="'.$id.'" name="id"/>
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<input type="hidden" value="'.$courseid.'" name="courseid"/>
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<input type="hidden" value="'.$gpr->type.'" name="gpr_type"/>
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<input type="hidden" value="'.$gpr->plugin.'" name="gpr_plugin"/>
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<input type="hidden" value="'.$gpr->courseid.'" name="gpr_courseid"/>
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<input type="hidden" value="'.sesskey().'" name="sesskey"/>
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<input type="hidden" value="idnumbers" name="section"/>
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</div>
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<fieldset id="idnumbers" class="clearfix">
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<legend class="ftoggler">'.get_string('idnumbers', 'grades').'</legend>
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<div class="fcontainer clearfix">
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<ul>
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' . get_grade_tree($gtree, $gtree->top_element, $id, $errors) . '
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</ul>
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</div>
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</fieldset>
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<div class="fitem" style="text-align: center;">
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<input id="id_addidnumbers" type="submit" class="btn btn-secondary" value="' . get_string('addidnumbers', 'grades') . '" name="addidnumbers" />
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</div>
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</form>';
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echo $OUTPUT->footer();
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die();
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/**
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* Simplified version of the print_grade_tree() recursive function found in grade/edit/tree/index.php
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* Only prints a tree with a basic icon for each element, and an edit field for
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* items without an idnumber.
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* @param object $gtree
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* @param object $element
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* @param int $current_itemid The itemid of this page: should be excluded from the tree
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* @param array $errors An array of idnumbers => error
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* @return string
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*/
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function get_grade_tree(&$gtree, $element, $current_itemid=null, $errors=null) {
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global $CFG;
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$object = $element['object'];
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$eid = $element['eid'];
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$type = $element['type'];
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$grade_item = $object->get_grade_item();
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$name = $object->get_name();
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$return_string = '';
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//TODO: improve outcome visualisation
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if ($type == 'item' and !empty($object->outcomeid)) {
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$name = $name.' ('.get_string('outcome', 'grades').')';
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}
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$idnumber = $object->get_idnumber();
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// Don't show idnumber or input field for current item if given to function. Highlight the item instead.
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if ($type != 'category') {
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if (is_null($current_itemid) OR $grade_item->id != $current_itemid) {
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if ($idnumber) {
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$name .= ": [[$idnumber]]";
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} else {
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$closingdiv = '';
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if (!empty($errors[$grade_item->id])) {
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$name .= '<div class="error"><span class="error">' . $errors[$grade_item->id].'</span><br />'."\n";
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$closingdiv = "</div>\n";
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}
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$name .= '<label class="accesshide" for="id_idnumber_' . $grade_item->id . '">' . get_string('gradeitems', 'grades') .'</label>';
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$name .= '<input class="idnumber" id="id_idnumber_'.$grade_item->id.'" type="text" name="idnumbers['.$grade_item->id.']" />' . "\n";
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$name .= $closingdiv;
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}
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} else {
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$name = "<strong>$name</strong>";
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}
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}
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$icon = $gtree->get_element_icon($element, true);
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$last = '';
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$catcourseitem = ($element['type'] == 'courseitem' or $element['type'] == 'categoryitem');
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if ($type != 'category') {
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$return_string .= '<li class="'.$type.'">'.$icon.$name.'</li>' . "\n";
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} else {
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$return_string .= '<li class="'.$type.'">'.$icon.$name . "\n";
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$return_string .= '<ul class="catlevel'.$element['depth'].'">'."\n";
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$last = null;
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foreach($element['children'] as $child_el) {
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$return_string .= get_grade_tree($gtree, $child_el, $current_itemid, $errors);
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}
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if ($last) {
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$return_string .= get_grade_tree($gtree, $last, $current_itemid, $errors);
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}
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$return_string .= '</ul></li>'."\n";
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}
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return $return_string;
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}
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