0) {
while ($learnpath = Database :: fetch_array($rs_lp)) {
$lp_id = $learnpath['id'];
$lp_items =
$array[$i]['lp'] = ''.$learnpath['name'].'';
$array[$i]['teachers'] = '';
if (!empty($teacher_list)) {
$array[$i]['teachers'] = implode(', ', $teacher_list);
}
$array[$i]['course_name'] = $course['title'];
$count_students_accessing = 0;
$count_students_complete_all_activities = 0;
$count_students_complete_all_activities_at_50 = 0;
$total_time_spent = 0;
$total_average_progress = 0;
if (!empty($students)) {
foreach ($students as $student_id) {
$avg_student_progress = Tracking::get_avg_student_progress($student_id, $course_code, array($lp_id), $session_id);
$myavg_temp = Tracking::get_avg_student_score($student_id, $course_code, array($lp_id), $session_id);
$avg_progress_in_course = Tracking::get_avg_student_progress($student_id, $course_code, array($lp_id), $session_id);
if (intval($avg_progress_in_course) == 100) {
$count_students_complete_all_activities++;
}
if (intval($avg_progress_in_course) > 0 && intval($avg_progress_in_course) <= 50) {
$count_students_complete_all_activities_at_50 ++;
}
$total_average_progress +=$avg_progress_in_course;
$time_spent = Tracking::get_time_spent_on_the_course($student_id, $course_code, $session_id);
$total_time_spent += $time_spent;
if (!empty($time_spent)) {
$count_students_accessing++;
}
}
//$total_tools += $nb_assignments + $messages + $links + $chat_last_connection + $documents;
}
$student_count = count($students);
$array[$i]['count_students'] = $student_count;
$array[$i]['count_students_accessing'] = 0;
$array[$i]['count_students_accessing_percentage'] = 0;
$array[$i]['count_students_complete_all_activities_at_50'] = 0;
$array[$i]['count_students_complete_all_activities'] = 0;
$array[$i]['average_percentage_activities_completed_per_student'] = 0;
$array[$i]['total_time_spent'] = 0;
$array[$i]['average_time_spent_per_student'] = 0;
$array[$i]['total_time_spent'] = 0;
$array[$i]['average_time_spent_per_student'] = 0;
//$array[$i]['tools_used'] = 0;
$array[$i]['learnpath_docs'] = 0;
$array[$i]['learnpath_exercises'] = 0;
$array[$i]['learnpath_links'] = 0;
$array[$i]['learnpath_forums'] = 0;
$array[$i]['learnpath_assignments'] = 0;
//registering the number of each category of
//items in learning path
$sql_lpi = "SELECT lpi.item_type FROM $t_lpi lpi WHERE c_id = $course_id AND lpi.lp_id = $lp_id ORDER BY item_type";
$res_lpi = Database::query($sql_lpi);
while ($row_lpi = Database::fetch_array($res_lpi)) {
switch($row_lpi['item_type']) {
case 'document':
$array[$i]['learnpath_docs']++;
break;
case 'quiz':
$array[$i]['learnpath_exercises']++;
break;
case 'link':
$array[$i]['learnpath_links']++;
break;
case 'forum':
case 'thread':
$array[$i]['learnpath_forums']++;
break;
case 'student_publication':
$array[$i]['learnpath_assignments']++;
break;
}
}
// Count announcements
$array[$i]['total_announcements'] = 0;
$sql_news = "SELECT count(id) FROM $t_news WHERE c_id = $course_id ";
$res_news = Database::query($sql_news);
while ($row_news = Database::fetch_array($res_news)) {
$array[$i]['total_announcements'] = $row_news[0];
}
//@todo don't know what means this value
$count_students_complete_all_activities_at_50 = 0;
if (!empty($student_count)) {
$array[$i]['count_students_accessing'] = $count_students_accessing;
$array[$i]['count_students_accessing_percentage'] = round($count_students_accessing / $student_count *100 , 0);
$array[$i]['count_students_complete_all_activities_at_50'] = $count_students_complete_all_activities;
$array[$i]['count_students_complete_all_activities'] = round($count_students_complete_all_activities / $student_count *100 , 0);;
$array[$i]['average_percentage_activities_completed_per_student'] = round($count_students_complete_all_activities/$student_count*100,2);
$array[$i]['total_time_spent'] = 0;
$array[$i]['average_time_spent_per_student'] = 0;
if (!empty($total_time_spent)) {
$array[$i]['total_time_spent'] = api_time_to_hms($total_time_spent);
$array[$i]['average_time_spent_per_student'] = api_time_to_hms($total_time_spent / $student_count);
}
//$array[$i]['tools_used'] = $total_tools;
}
$i++;
}
}
}
}
$headers = array(
get_lang('LearningPath'),
get_lang('Teachers'),
get_lang('Courses'),
get_lang('NumberOfStudents'),
get_lang('NumberStudentsAccessingCourse'),
get_lang('PercentageStudentsAccessingCourse'),
get_lang('NumberStudentsCompleteAllActivities'),
get_lang('PercentageStudentsCompleteAllActivities'),
get_lang('AverageOfActivitiesCompletedPerStudent'),
get_lang('TotalTimeSpentInTheCourse'),
get_lang('AverageTimePerStudentInCourse'),
get_lang('NumberOfDocumentsInLearnpath'),
get_lang('NumberOfExercisesInLearnpath'),
get_lang('NumberOfLinksInLearnpath'),
get_lang('NumberOfForumsInLearnpath'),
get_lang('NumberOfAssignmentsInLearnpath'),
get_lang('NumberOfAnnouncementsInCourse'),
);
if (isset($_GET['export'])) {
global $charset;
$workbook = new Spreadsheet_Excel_Writer();
$workbook ->setTempDir(api_get_path(SYS_ARCHIVE_PATH));
$workbook->send($filename);
$workbook->setVersion(8); // BIFF8
$worksheet =& $workbook->addWorksheet('Report');
//$worksheet->setInputEncoding(api_get_system_encoding());
$worksheet->setInputEncoding($charset);
$line = 0;
$column = 0; //skip the first column (row titles)
foreach($headers as $header) {
$worksheet->write($line,$column, $header);
$column++;
}
$line++;
foreach ($array as $row) {
$column = 0;
foreach ($row as $item) {
$worksheet->write($line,$column,html_entity_decode(strip_tags($item)));
$column++;
}
$line++;
}
$line++;
$workbook->close();
exit;
}
$interbreadcrumb[] = array ('url' => 'index.php', 'name' => get_lang('MySpace'));
Display::display_header(get_lang('CurrentCourses'));
if (!class_exists('HTML_Table')) {
require_once api_get_path(LIBRARY_PATH).'pear/HTML/Table.php';
}
$table = new HTML_Table(array('class' => 'data_table'));
$row = 0;
$column = 0;
foreach ($headers as $header) {
$table->setHeaderContents($row, $column, $header);
$column++;
}
$row++;
foreach ($array as $row_table) {
$column = 0;
foreach ($row_table as $cell) {
$table->setCellContents($row, $column, $cell);
$table->updateCellAttributes($row, $column, 'align="center"');
$column++;
}
$table->updateRowAttributes($row, $row % 2 ? 'class="row_even"' : 'class="row_odd"', true);
$row++;
}
echo '';
echo '';
echo $table->toHtml();
echo '
';
Display::display_footer();