nicolasconnault
133 lines
7.4 KiB
PHP
133 lines
7.4 KiB
PHP
<?php
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///////////////////////////////////////////////////////////////////////////
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// //
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// NOTICE OF COPYRIGHT //
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// //
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// Moodle - Modular Object-Oriented Dynamic Learning Environment //
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// http://moodle.org //
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// //
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// Copyright (C) 1999 onwards Martin Dougiamas http://moodle.com //
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// //
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// This program 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 2 of the License, or //
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// (at your option) any later version. //
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// //
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// This program 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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// http://www.gnu.org/copyleft/gpl.html //
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// //
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///////////////////////////////////////////////////////////////////////////
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require_once $CFG->dirroot . '/grade/report/visual/visualizations/visualization.php';
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class grades_vs_items extends visualization {
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public $colorencodernode;
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public $colorencoderedge;
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public $shapeencodernode;
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public $shapeencoderedge;
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public $grouplegend;
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public $itemlegend;
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public function __construct() {
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parent::__construct(get_string('gradesvsitems', 'gradereport_visual'));
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$this->layout = visualization::LAYOUT_AXIS;
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$this->layoutsettings = null;
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//$this->edges = array(new edge('item', array('group')));
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$this->xaxis = 'item';
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$this->yaxis = 'grade';
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$this->yaxislabelformat = '0\\%';
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$this->xaxislabel = get_string('item', 'gradereport_visual');
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$this->yaxislabel = get_string('grade', 'gradereport_visual');
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$this->title = get_string('gradesvsitems:title', 'gradereport_visual');
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$this->capability = 'gradereport/visual:vis:grades_vs_items';
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$this->colorencodernode = new encoder(encoder::ENCODER_COLOR, 'group');
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$this->shapeencodernode = new encoder(encoder::ENCODER_SHAPE, 'item');
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$this->colorencoderedge = new encoder(encoder::ENCODER_COLOR, 'group', array(2));
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$this->encoders = array($this->colorencodernode, $this->colorencoderedge, $this->shapeencodernode);
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$this->grouplegend = new legend($this->colorencodernode);
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$this->itemlegend = new legend($this->shapeencodernode);
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$this->legends = array($this->grouplegend, $this->itemlegend);
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}
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public function report_data($visualreport) {
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$data = array();
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$data['header'] = array();
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$data['header']['grade'] = 'grade';
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$data['header']['item'] = 'item';
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$data['header']['group'] = 'group';
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$count = array();
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foreach($visualreport->grades as $itemkey=>$itemgrades) {
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foreach($itemgrades as $studentkey=>$studentdata) {
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if($studentdata != null && $studentdata->finalgrade != null) {
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foreach(groups_get_user_groups($visualreport->courseid, $studentkey) as $grouping) {
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if(count($grouping) > 0) {
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foreach($grouping as $group) {
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if(!isset($data[$itemkey . '-' . $group])) {
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$data[$itemkey . '-' . $group] = array();
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$data[$itemkey . '-' . $group]['grade'] = $studentdata->standardise_score($studentdata->finalgrade, $visualreport->gtree->items[$itemkey]->grademin, $visualreport->gtree->items[$itemkey]->grademax, 0, 100);
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$data[$itemkey . '-' . $group]['item'] = $visualreport->gtree->items[$itemkey]->get_name();
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$data[$itemkey . '-' . $group]['group'] = groups_get_group_name($group);
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$count[$itemkey . '-' . $group] = 1;
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} else {
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$data[$itemkey . '-' . $group]['grade'] += $studentdata->standardise_score($studentdata->finalgrade, $visualreport->gtree->items[$itemkey]->grademin, $visualreport->gtree->items[$itemkey]->grademax, 0, 100);
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$count[$itemkey . '-' . $group]++;
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}
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}
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} else {
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if(!isset($data[$itemkey . '-ng'])) {
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$data[$itemkey . '-ng'] = array();
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$data[$itemkey . '-ng']['grade'] = $studentdata->standardise_score($studentdata->finalgrade, $visualreport->gtree->items[$itemkey]->grademin, $visualreport->gtree->items[$itemkey]->grademax, 0, 100);
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$data[$itemkey . '-ng']['item'] = $visualreport->gtree->items[$itemkey]->get_name();
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$data[$itemkey . '-ng']['group'] = get_string('nogroup', 'gradereport_visual');
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$count[$itemkey . '-ng'] = 1;
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} else {
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$data[$itemkey . '-ng']['grade'] += $studentdata->standardise_score($studentdata->finalgrade, $visualreport->gtree->items[$itemkey]->grademin, $visualreport->gtree->items[$itemkey]->grademax, 0, 100);
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$count[$itemkey . '-ng']++;
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}
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}
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if(!isset($data[$itemkey . '-ag'])) {
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$data[$itemkey . '-ag'] = array();
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$data[$itemkey . '-ag']['grade'] = $studentdata->standardise_score($studentdata->finalgrade, $visualreport->gtree->items[$itemkey]->grademin, $visualreport->gtree->items[$itemkey]->grademax, 0, 100);
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$data[$itemkey . '-ag']['item'] = $visualreport->gtree->items[$itemkey]->get_name();
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$data[$itemkey . '-ag']['group'] = get_string('allgroups', 'gradereport_visual');
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$count[$itemkey . '-ag'] = 1;
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} else {
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$data[$itemkey . '-ag']['grade'] += $studentdata->standardise_score($studentdata->finalgrade, $visualreport->gtree->items[$itemkey]->grademin, $visualreport->gtree->items[$itemkey]->grademax, 0, 100);
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$count[$itemkey . '-ag']++;
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}
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}
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}
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}
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}
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foreach($data as $key=>$row) {
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if($key != 'header'){
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$data[$key]['grade'] /= $count[$key];
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}
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}
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return $data;
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}
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}
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?>
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