public/main/tracking/exams.php
<?php
/* For licensing terms, see /license.txt */
use Chamilo\CoreBundle\Framework\Container;
use Chamilo\CourseBundle\Entity\CQuiz;
use Chamilo\CoreBundle\Component\Utils\ActionIcon;
use Chamilo\CoreBundle\Component\Utils\ToolIcon;
use Chamilo\CoreBundle\Component\Utils\ObjectIcon;
require_once __DIR__.'/../inc/global.inc.php';
$toolTable = Database::get_course_table(TABLE_TOOL_LIST);
$quizTable = Database::get_course_table(TABLE_QUIZ_TEST);
$this_section = SECTION_TRACKING;
$is_allowedToTrack = api_is_course_admin() || api_is_platform_admin(true) || api_is_session_general_coach();
if (!$is_allowedToTrack) {
api_not_allowed(true);
}
$exportToXLS = false;
if (isset($_GET['export'])) {
$exportToXLS = true;
}
$courseInfo = api_get_course_info();
$global = false;
if (api_is_platform_admin() && empty($_GET['cidReq'])) {
$global = true;
}
$courseList = [];
if ($global) {
$temp = CourseManager::get_courses_list();
foreach ($temp as $tempCourse) {
$courseList[] = api_get_course_entity($tempCourse['real_id']);
}
} else {
$courseList = [api_get_course_entity()];
}
$sessionId = api_get_session_id();
if (empty($sessionId)) {
$sessionCondition = ' AND session_id = 0';
} else {
$sessionCondition = api_get_session_condition($sessionId, true, true);
}
$form = new FormValidator(
'search_simple',
'POST',
api_get_self().'?'.api_get_cidreq(),
'',
null,
false
);
$form->addElement('number', 'score', get_lang('Percentage'));
if ($global) {
$form->addElement('hidden', 'view', 'admin');
} else {
// Get exam lists
$courseId = api_get_course_int_id();
$sql = "SELECT quiz.title, iid FROM $quizTable AS quiz
WHERE
c_id = $courseId AND
active = 1
$sessionCondition
ORDER BY quiz.title ASC";
$result = Database::query($sql);
// Only show select bar if there is more than one test
if (Database::num_rows($result) > 0) {
$exerciseList = [get_lang('All')];
while ($row = Database::fetch_array($result)) {
$exerciseList[$row['id']] = $row['title'];
}
$form->addSelect('exercise_id', get_lang('Exercise'), $exerciseList);
}
}
$form->addButton(
'filter',
get_lang('Filter'),
'filter',
'primary',
null,
null,
['style' => 'margin-top: 5px; margin-left: 15px;']
);
$filter_score = isset($_REQUEST['score']) ? intval($_REQUEST['score']) : 70;
$exerciseId = isset($_REQUEST['exercise_id']) ? intval($_REQUEST['exercise_id']) : 0;
$form->setDefaults(['score' => $filter_score]);
if (!$exportToXLS) {
Display:: display_header(get_lang('Reporting'));
$actionsLeft = $actionsRight = '';
if ($global) {
$actionsLeft .= '<a href="'.api_get_path(WEB_CODE_PATH).'auth/my_progress.php">'.
Display::getMdiIcon(ToolIcon::TRACKING, 'ch-tool-icon', null, ICON_SIZE_MEDIUM, get_lang('View my progress'));
$actionsLeft .= '</a>';
$actionsRight .= '<a href="'.api_get_self().'?export=1&score='.$filter_score.'&exercise_id='.$exerciseId.'">'.
Display::getMdiIcon(ActionIcon::EXPORT_SPREADSHEET, 'ch-tool-icon', null, ICON_SIZE_MEDIUM, get_lang('Excel export')).'</a>';
$actionsRight .= '<a href="javascript: void(0);" onclick="javascript: window.print()">'.
Display::getMdiIcon(ActionIcon::PRINT, 'ch-tool-icon', null, ICON_SIZE_MEDIUM, get_lang('Print')).'</a>';
$menuItems[] = Display::url(
Display::getMdiIcon(ObjectIcon::TEACHER, 'ch-tool-icon', null, ICON_SIZE_MEDIUM, get_lang('Trainer View')),
api_get_path(WEB_CODE_PATH).'my_space/index.php?view=teacher'
);
if (api_is_platform_admin()) {
$menuItems[] = Display::url(
Display::getMdiIcon(ObjectIcon::STAR, 'ch-tool-icon', null, ICON_SIZE_MEDIUM, get_lang('Admin view')),
api_get_path(WEB_CODE_PATH).'my_space/admin_view.php'
);
} else {
$menuItems[] = Display::url(
Display::getMdiIcon(ObjectIcon::STAR, 'ch-tool-icon', null, ICON_SIZE_MEDIUM, get_lang('Coach interface')),
api_get_path(WEB_CODE_PATH).'my_space/index.php?view=coach'
);
}
$menuItems[] = '<a href="#">'.Display::getMdiIcon(ToolIcon::QUIZ, 'ch-tool-icon-disabled', null, ICON_SIZE_MEDIUM, get_lang('Exam tracking')).'</a>';
$nb_menu_items = count($menuItems);
if ($nb_menu_items > 1) {
foreach ($menuItems as $key => $item) {
$actionsLeft .= $item;
}
}
$actionsLeft = TrackingCourseLog::actionsLeft('exams', $sessionId, false);
} else {
$actionsLeft = TrackingCourseLog::actionsLeft('exams', api_get_session_id(), false);
$actionsRight .= Display::url(
Display::getMdiIcon(ActionIcon::EXPORT_SPREADSHEET, 'ch-tool-icon', null, ICON_SIZE_MEDIUM, get_lang('Excel export')),
api_get_self().'?'.api_get_cidreq().'&export=1&score='.$filter_score.'&exercise_id='.$exerciseId
);
}
$toolbar = Display::toolbarAction('toolbar-exams', [$actionsLeft, $actionsRight]);
echo $toolbar;
$form->display();
echo '<h3>'.sprintf(get_lang('Filtering with score %s'), $filter_score).'%</h3>';
}
$html = '<div class="table-responsive">';
$html .= '<table class="table table-hover table-striped data_table">';
if ($global) {
$html .= '<tr>';
$html .= '<th>'.get_lang('Courses').'</th>';
$html .= '<th>'.get_lang('Tests').'</th>';
$html .= '<th>'.get_lang('Taken').'</th>';
$html .= '<th>'.get_lang('Not taken').'</th>';
$html .= '<th>'.sprintf(get_lang('Pass minimum %s'), $filter_score).'%</th>';
$html .= '<th>'.get_lang('Fail').'</th>';
$html .= '<th>'.get_lang('Total learners').'</th>';
$html .= '</tr>';
} else {
$html .= '<tr>';
$html .= '<th>'.get_lang('Tests').'</th>';
$html .= '<th>'.get_lang('User').'</th>';
$html .= '<th>'.get_lang('Username').'</th>';
//$html .= '<th>'.sprintf(get_lang('Pass minimum %s'), $filter_score).'</th>';
$html .= '<th>'.get_lang('Percentage').' %</th>';
$html .= '<th>'.get_lang('Status').'</th>';
$html .= '<th>'.get_lang('Attempts').'</th>';
$html .= '</tr>';
}
$export_array_global = $export_array = [];
$s_css_class = null;
if (!empty($courseList)) {
$quizRepo = Container::getQuizRepository();
foreach ($courseList as $course) {
$courseId = $course->getId();
$sessionList = SessionManager::get_session_by_course($courseId);
$newSessionList = [];
if (!empty($sessionList)) {
foreach ($sessionList as $session) {
$newSessionList[$session['id']] = $session['title'];
}
}
if ($global) {
$qb = $quizRepo->getResourcesByCourse($course);
$qb->select('count(resource)');
$exerciseCount = $qb->getQuery()->getSingleScalarResult();
/*$sql = "SELECT count(iid) as count
FROM $quizTable AS quiz
WHERE c_id = $courseId AND active = 1 AND (session_id = 0 OR session_id IS NULL)";
$result = Database::query($sql);
$countExercises = Database::store_result($result);
$exerciseCount = $countExercises[0]['count'];*/
$qb = $quizRepo->getResourcesByCourse($course);
$qb->select('count(resource)');
$qb->andWhere('links.session IS NOT NULL');
$exerciseSessionCount = $qb->getQuery()->getSingleScalarResult();
/*$sql = "SELECT count(iid) as count
FROM $quizTable AS quiz
WHERE c_id = $courseId AND active = 1 AND session_id <> 0";
$result = Database::query($sql);
$countExercises = Database::store_result($result);
$exerciseSessionCount = $countExercises[0]['count'];*/
$exerciseCount = $exerciseCount + $exerciseCount * count($newSessionList) + $exerciseSessionCount;
// Add course and session list.
if (0 == $exerciseCount) {
$exerciseCount = 2;
}
$html .= "<tr>
<td rowspan=$exerciseCount>";
$html .= $course->getTitle();
$html .= "</td>";
}
$sql = "SELECT visibility FROM $toolTable
WHERE c_id = $courseId AND title = 'quiz'";
$result = Database::query($sql);
// If main tool is visible.
if (1 == Database::result($result, 0, 'visibility')) {
$exercises = [];
// Getting the exam list.
if ($global) {
$qb = $quizRepo->getResourcesByCourse($course);
$exercises = $qb->getQuery()->getResult();
/*$sql = "SELECT quiz.title, iid, session_id
FROM $quizTable AS quiz
WHERE c_id = $courseId AND active = 1
ORDER BY session_id, quiz.title ASC";*/
} else {
//$sessionCondition = api_get_session_condition($sessionId, true, false);
if (!empty($exerciseId)) {
$exercises = [];
$exercises[] = $quizRepo->find($exerciseId);
/*
$sql = "SELECT quiz.title, iid, session_id
FROM $quizTable AS quiz
WHERE
c_id = $courseId AND
active = 1 AND
id = $exerciseId
$sessionCondition
ORDER BY session_id, quiz.title ASC";
*/
} else {
$qb = $quizRepo->getResourcesByCourse($course, api_get_session_entity());
$exercises = $qb->getQuery()->getResult();
/*
$sql = "SELECT quiz.title, iid, session_id
FROM $quizTable AS quiz
WHERE
c_id = $courseId AND
active = 1
$sessionCondition
ORDER BY session_id, quiz.title ASC";
*/
}
}
if (!empty($exercises)) {
/** @var CQuiz $exercise */
foreach ($exercises as $exercise) {
$links = $exercise->getResourceNode()->getResourceLinks();
$exerciseSessionId = null;
foreach ($links as $link) {
if ($link->hasSession()) {
$exerciseSessionId = $link->getSession()->getId();
break;
}
}
//$exerciseSessionId = $exercise['session_id'];
if (empty($exerciseSessionId)) {
if ($global) {
// If the exercise was created in the base course.
// Load all sessions.
foreach ($newSessionList as $currentSessionId => $sessionName) {
$result = processStudentList(
$filter_score,
$global,
$exercise,
$courseInfo,
$currentSessionId,
$newSessionList
);
$html .= $result['html'];
$export_array_global = array_merge(
$export_array_global,
$result['export_array_global']
);
}
// Load base course.
$result = processStudentList(
$filter_score,
$global,
$exercise,
$courseInfo,
0,
$newSessionList
);
$html .= $result['html'];
$export_array_global = array_merge($export_array_global, $result['export_array_global']);
} else {
if (empty($sessionId)) {
// Load base course.
$result = processStudentList(
$filter_score,
$global,
$exercise,
$courseInfo,
0,
$newSessionList
);
$html .= $result['html'];
if (is_array($result['export_array_global'])) {
$export_array_global = array_merge(
$export_array_global,
$result['export_array_global']
);
}
} else {
$result = processStudentList(
$filter_score,
$global,
$exercise,
$courseInfo,
$sessionId,
$newSessionList
);
$html .= $result['html'];
$export_array_global = array_merge(
$export_array_global,
$result['export_array_global']
);
}
}
} else {
// If the exercise only exists in this session.
$result = processStudentList(
$filter_score,
$global,
$exercise,
$courseInfo,
$exerciseSessionId,
$newSessionList
);
$html .= $result['html'];
$export_array_global = array_merge(
$export_array_global,
$result['export_array_global']
);
}
}
} else {
$html .= "<tr>
<td colspan='6'>
".get_lang('NoTest')."
</td>
</tr>
";
}
} else {
$html .= "<tr>
<td colspan='6'>
".get_lang('NoTest')."
</td>
</tr>
";
}
}
}
$html .= '</table>';
$html .= '</div>';
if (!$exportToXLS) {
echo $html;
}
$filename = 'exam-reporting-'.api_get_local_time().'.xlsx';
if ($exportToXLS) {
export_complete_report_xls($filename, $export_array_global);
exit;
}
/**
* @param $a
* @param $b
*
* @return int
*/
function sort_user($a, $b)
{
if (is_numeric($a['score']) && is_numeric($b['score'])) {
if ($a['score'] < $b['score']) {
return 1;
}
return 0;
}
return 1;
}
/**
* @param string $filename
* @param array $array
*/
function export_complete_report_xls($filename, $array)
{
global $global, $filter_score;
$list = [];
if ($global) {
$headers[] = get_lang('Courses');
$headers[] = get_lang('Tests');
$headers[] = get_lang('Taken');
$headers[] = get_lang('Not taken');
$headers[] = sprintf(get_lang('Pass minimum %s'), $filter_score).'%';
$headers[] = get_lang('Fail');
$headers[] = get_lang('Total learners');
$list[] = $headers;
foreach ($array as $row) {
$listItem = [];
foreach ($row as $item) {
$listItem[] = html_entity_decode(strip_tags($item));
}
$list[] = $listItem;
}
} else {
$headers[] = get_lang('Tests');
$headers[] = get_lang('User');
$headers[] = get_lang('Username');
$headers[] = get_lang('Percentage');
$headers[] = get_lang('Status');
$headers[] = get_lang('Attempts');
$list[] = $headers;
foreach ($array as $row) {
$listItem = [];
$listItem[] = html_entity_decode(strip_tags($row['exercise']));
foreach ($row['users'] as $key => $user) {
$listItem[] = html_entity_decode(strip_tags($user));
$listItem[] = $row['usernames'][$key];
foreach ($row['results'][$key] as $result_item) {
$listItem[] = html_entity_decode(strip_tags($result_item));
}
$line++;
}
$list[] = $listItem;
}
}
Export::arrayToXls($list, $filename);
}
function processStudentList($filter_score, $global, Cquiz $exercise, $courseInfo, $sessionId, $newSessionList)
{
/*if ((isset($exercise['id']) && empty($exercise['id'])) ||
!isset($exercise['id'])
) {
return [
'html' => '',
'export_array_global' => [],
'total_students' => 0,
];
}*/
$exerciseStatsTable = Database::get_main_table(TABLE_STATISTIC_TRACK_E_EXERCISES);
$courseId = $courseInfo['real_id'];
if (empty($sessionId)) {
$students = CourseManager::get_student_list_from_course_code(
$courseInfo['code'],
false,
0,
null,
null,
false
);
} else {
$students = CourseManager::get_student_list_from_course_code(
$courseInfo['code'],
true,
$sessionId,
null,
null,
false
);
}
$html = null;
$totalStudents = count($students);
if (!$global) {
$html .= "<tr>";
}
if (!$global) {
$html .= '<td rowspan="'.$totalStudents.'">';
} else {
$html .= '<td>';
}
$html .= $exercise->getTitle();
if ($global && !empty($sessionId)) {
$sessionName = isset($newSessionList[$sessionId]) ? $newSessionList[$sessionId] : null;
$html .= Display::getMdiIcon(ObjectIcon::STAR, 'ch-tool-icon', null, ICON_SIZE_SMALL, get_lang('Session')).' ('.$sessionName.')';
}
$html .= '</td>';
$globalRow = [
$courseInfo['title'],
$exercise->getTitle(),
];
$total_with_parameter_score = 0;
$taken = 0;
$export_array_global = [];
$studentResult = [];
$export_array = [];
$exerciseId = $exercise->getIid();
$sessionCondition = api_get_session_condition($sessionId);
foreach ($students as $student) {
$studentId = isset($student['user_id']) ? $student['user_id'] : $student['id_user'];
$studentId = (int) $studentId;
$sql = "SELECT COUNT(exe_id) as count
FROM $exerciseStatsTable
WHERE
c_id = $courseId AND
exe_exo_id = $exerciseId AND
exe_user_id= $studentId
$sessionCondition
";
$result = Database::query($sql);
$attempts = Database::fetch_array($result);
$sql = "SELECT exe_id, score, max_score
FROM $exerciseStatsTable
WHERE
exe_user_id = $studentId AND
c_id = $courseId AND
exe_exo_id = ".$exerciseId." AND
session_id = $sessionId
ORDER BY score DESC
LIMIT 1";
$result = Database::query($sql);
$score = 0;
$weighting = 0;
while ($scoreInfo = Database::fetch_array($result)) {
$score = $score + $scoreInfo['score'];
$weighting = $weighting + $scoreInfo['max_score'];
}
$percentageScore = 0;
if (0 != $weighting) {
$percentageScore = round(($score * 100) / $weighting);
}
if ($attempts['count'] > 0) {
$taken++;
}
if ($percentageScore >= $filter_score) {
$total_with_parameter_score++;
}
$tempArray = [];
if (!$global) {
$userInfo = api_get_user_info($studentId);
// User
$userRow = '<td>';
$userRow .= $userInfo['complete_name'];
$userRow .= '</td>';
$userRow .= '<td>'.$userInfo['username'].'</td>';
// Best result.
if (!empty($attempts['count'])) {
$userRow .= '<td>';
$userRow .= $percentageScore;
$tempArray[] = $percentageScore;
$userRow .= '</td>';
if ($percentageScore >= $filter_score) {
$userRow .= '<td style="background-color:#DFFFA8">';
$userRow .= get_lang('Pass').'</td>';
$tempArray[] = get_lang('Pass');
} else {
$userRow .= '<td style="background-color:#FC9A9E" >';
$userRow .= get_lang('Fail').'</td>';
$tempArray[] = get_lang('Fail');
}
$userRow .= '<td>';
$userRow .= $attempts['count'];
$tempArray[] = $attempts['count'];
$userRow .= '</td>';
} else {
$score = '-';
$userRow .= '<td>';
$userRow .= '-';
$tempArray[] = '-';
$userRow .= '</td>';
$userRow .= '<td style="background-color:#FCE89A">';
$userRow .= get_lang('No attempts');
$tempArray[] = get_lang('No attempts');
$userRow .= '</td>';
$userRow .= '<td>';
$userRow .= 0;
$tempArray[] = 0;
$userRow .= '</td>';
}
$userRow .= '</tr>';
$studentResult[$studentId] = [
'html' => $userRow,
'score' => $score,
'array' => $tempArray,
'user' => $userInfo['complete_name'],
'username' => $userInfo['username'],
];
}
}
$row_not_global['exercise'] = $exercise->getTitle();
if (!$global) {
if (!empty($studentResult)) {
$studentResultEmpty = $studentResultContent = [];
foreach ($studentResult as $row) {
if ('-' == $row['score']) {
$studentResultEmpty[] = $row;
} else {
$studentResultContent[] = $row;
}
}
// Sort only users with content
usort($studentResultContent, 'sort_user');
$studentResult = array_merge($studentResultContent, $studentResultEmpty);
foreach ($studentResult as $row) {
$html .= $row['html'];
$row_not_global['results'][] = $row['array'];
$row_not_global['users'][] = $row['user'];
$row_not_global['usernames'][] = $row['username'];
}
$export_array[] = $row_not_global;
}
}
if ($global) {
// Exam taken
$html .= '<td>';
$html .= $taken;
$globalRow[] = $taken;
$html .= '</td>';
// Exam NOT taken
$html .= '<td>';
$html .= $not_taken = $totalStudents - $taken;
$globalRow[] = $not_taken;
$html .= '</td>';
// Exam pass
if (!empty($total_with_parameter_score)) {
$html .= '<td style="background-color:#DFFFA8" >';
} else {
$html .= '<td style="background-color:#FCE89A" >';
}
$html .= $total_with_parameter_score;
$globalRow[] = $total_with_parameter_score;
$html .= '</td>';
// Exam fail
$html .= '<td>';
$html .= $fail = $taken - $total_with_parameter_score;
$globalRow[] = $fail;
$html .= '</td>';
$html .= '<td>';
$html .= $totalStudents;
$globalRow[] = $totalStudents;
$html .= '</td>';
$html .= '</tr>';
$export_array_global[] = $globalRow;
}
return [
'html' => $html,
'export_array_global' => $global ? $export_array_global : $export_array,
'total_students' => $totalStudents,
];
}
Display:: display_footer();