Chamilo is a learning management system focused on ease of use and accessibility
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chamilo-lms/main/gradebook/gradebook_statistics.php

106 lines
3.7 KiB

<?php // $Id: $
/*
==============================================================================
Dokeos - elearning and course management software
Copyright (c) 2008 Dokeos Latinoamerica SAC
Copyright (c) 2006 Dokeos SPRL
Copyright (c) 2006 Ghent University (UGent)
Copyright (c) various contributors
For a full list of contributors, see "credits.txt".
The full license can be read in "license.txt".
This program 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 2
of the License, or (at your option) any later version.
See the GNU General Public License for more details.
Contact address: Dokeos, rue du Corbeau, 108, B-1030 Brussels, Belgium
Mail: info@dokeos.com
==============================================================================
*/
$language_file= 'gradebook';
//$cidReset= true;
require_once ('../inc/global.inc.php');
require_once ('lib/be.inc.php');
require_once ('lib/gradebook_functions.inc.php');
require_once ('lib/fe/dataform.class.php');
require_once ('lib/scoredisplay.class.php');
require_once ('lib/fe/displaygradebook.php');
api_block_anonymous_users();
$eval= Evaluation :: load($_GET['selecteval']);
if ($eval[0]->get_category_id() < 0) {
// if category id is negative, then the evaluation's origin is a link
$link= LinkFactory :: get_evaluation_link($eval[0]->get_id());
$currentcat= Category :: load($link->get_category_id());
} else {
$currentcat= Category :: load($eval[0]->get_category_id());
}
$interbreadcrumb[]= array (
'url' => $_SESSION['gradebook_dest'].'?selectcat=' . $currentcat[0]->get_id(), 'name' => get_lang('Gradebook'));
if (api_is_allowed_to_create_course()){
$interbreadcrumb[]= array (
'url' => 'gradebook_view_result.php?selecteval=' . Security::remove_XSS($_GET['selecteval']),
'name' => get_lang('ViewResult'
));
}
$displayscore= ScoreDisplay :: instance();
Display :: display_header(get_lang('EvaluationStatistics'));
DisplayGradebook :: display_header_result($eval[0], $currentcat[0]->get_id(), 0, 0);
if (!$displayscore->is_custom()) {
//Display :: display_error_message(get_lang('PleaseEnableScoringSystem'),false);
} else {
$displays= $displayscore->get_custom_score_display_settings();
$allresults = Result :: load(null,null,$eval[0]->get_id());
$nr_items = array();
foreach ($displays as $itemsdisplay) {
$nr_items[$itemsdisplay['display']] = 0;
}
$resultcount = 0;
foreach ($allresults as $result) {
$score = $result->get_score();
if (isset($score)) {
$display = $displayscore->display_score(array($score, $eval[0]->get_max()),SCORE_DIV | SCORE_IGNORE_SPLIT, SCORE_ONLY_CUSTOM);
$nr_items[$display] ++;
$resultcount ++;
}
}
$keys = array_keys($nr_items);
// find the region with the most scores, this is 100% of the bar
$highest_ratio = 0;
foreach ($keys as $key) {
if ($nr_items[$key] > $highest_ratio){
$highest_ratio = $nr_items[$key];
}
}
// generate table
$stattable= '<br><table class="data_table" cellspacing="0" cellpadding="3">';
$stattable .= '<tr><th colspan="4">' . get_lang('Statistics') . '</th></tr>';
$counter=0;
foreach ($keys as $key) {
$bar = ($nr_items[$key] / $highest_ratio) * 100;
$stattable .= '<tr class="row_' . ($counter % 2 == 0 ? 'odd' : 'even') . '">';
$stattable .= '<td width="150">' . $key . '</td>';
$stattable .= '<td width="550"><img src="../img/bar_1u.gif" width="' . $bar . '%" height="10"/></td>';
$stattable .= '<td align="right">' . $nr_items[$key] . '</td>';
$stattable .= '<td align="right"> ' . round(($nr_items[$key] / $resultcount) * 100,2) . '%</td>';
$counter++;
}
$stattable .= '</tr></table>';
echo $stattable;
}
Display :: display_footer();