<?php
/* For licensing terms, see /license.txt */
$language_file = array ('registration', 'index', 'tracking', 'exercice','survey');
require_once '../inc/global.inc.php';
require_once api_get_path(LIBRARY_PATH).'course.lib.php';
require_once api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php';
require_once api_get_path(LIBRARY_PATH).'pear/Spreadsheet_Excel_Writer/Writer.php';
$this_section = SECTION_TRACKING;
$is_allowedToTrack = $is_courseAdmin || $is_platformAdmin || $is_courseCoach || $is_sessionAdmin;
if(!$is_allowedToTrack) {
Display :: display_header(null);
api_not_allowed();
Display :: display_footer();
}
$export_to_xls = false;
if (isset($_GET['export'])) {
$export_to_xls = true;
}
$TBL_EXERCICES = Database::get_course_table(TABLE_QUIZ_TEST);
$tbl_stats_exercices = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
if (api_is_platform_admin() ) {
$global = true;
} else {
$global = false;
}
if ($global) {
$temp_course_list = CourseManager :: get_courses_list();
foreach($temp_course_list as $temp_course_item) {
$course_item = CourseManager ::get_course_information($temp_course_item['code']);
$course_list[]= array('db_name' =>$course_item['db_name'],'code'=>$course_item['code'], 'title'=>$course_item['title']);
}
} else {
$current_course['db_name'] = $_course['dbName'];
$current_course['code'] = $_course['id'];
$course_list = array($current_course);
}
$form = new FormValidator('search_simple','POST','','',null,false);
$form->addElement('text','score',get_lang('Percentage'));
if ($global) {
$form->addElement('hidden','view','admin');
} else {
//Get exam lists
$t_quiz = Database::get_course_table(TABLE_QUIZ_TEST,$_course['db_name']);
$sqlExercices = " SELECT quiz.title,id FROM ".$t_quiz." AS quiz WHERE active='1' ORDER BY quiz.title ASC";
$resultExercices = Database::query($sqlExercices);
$exercise_list[0] = get_lang('All');
while($a_exercices = Database::fetch_array($resultExercices)) {
$exercise_list[$a_exercices['id']] = $a_exercices['title'];
}
$form->addElement('select', 'exercise_id', get_lang('Exercise'), $exercise_list);
}
//$form->addElement('submit','submit',get_lang('Filter'));
$form->addElement('style_submit_button','submit', get_lang('Filter'),'class="search"' );
if (!empty($_REQUEST['score'])) $filter_score = intval($_REQUEST['score']); else $filter_score = 70;
if (!empty($_REQUEST['exercise_id'])) $exercise_id = intval($_REQUEST['exercise_id']); else $exercise_id = 0;
$form->setDefaults(array('score'=>$filter_score));
if (!$export_to_xls) {
Display :: display_header(get_lang('Reporting'));
echo '< div class = "actions" > ';
if ($global) {
echo '< a href = "'.api_get_self().'?export=1&score='.$filter_score.'&exercise_id='.$exercise_id.'" >
'.Display::return_icon('export_excel.png',get_lang('ExportAsXLS'),'','32').'< / a > ';
echo '< a href = "javascript: void(0);" onclick = "javascript: window.print()" >
'.Display::return_icon('printer.png',get_lang('Print'),'','32').'< / a > ';
$menu_items[] = '< a href = "'.api_get_path(WEB_CODE_PATH).'mySpace/?view=teacher" > '.get_lang('TeacherInterface').'< / a > ';
if (api_is_platform_admin()) {
$menu_items[] = '< a href = "'.api_get_path(WEB_CODE_PATH).'mySpace/?view=admin" > '.get_lang('AdminInterface').'< / a > ';
} else {
$menu_items[] = '< a href = "'.api_get_path(WEB_CODE_PATH).'mySpace/?view=coach" > '.get_lang('AdminInterface').'< / a > ';
}
$menu_items[] = get_lang('ExamTracking');
$nb_menu_items = count($menu_items);
if($nb_menu_items>1) {
foreach($menu_items as $key=> $item) {
echo $item;
if($key!=$nb_menu_items-1) {
echo ' | ';
}
}
}
} else {
echo '< a href = "courseLog.php?'.api_get_cidreq().'&studentlist=true" > '.get_lang('StudentsTracking').'< / a > |
< a href = "courseLog.php?'.api_get_cidreq().'&studentlist=false" > '.get_lang('CourseTracking').'< / a > | ';
echo '< a href = "courseLog.php?'.api_get_cidreq().'&studentlist=resources" > '.get_lang('ResourcesTracking').'< / a > ';
echo ' | '.get_lang('ExamTracking').'';
echo '< a href = "'.api_get_self().'?export=1&score='.$filter_score.'&exercise_id='.$exercise_id.'" > < img align = "absbottom" src = "../img/excel.gif" > '.get_lang('ExportAsXLS').'< / a > ';
}
echo '< / div > ';
$form->display();
echo '< h3 > '.sprintf(get_lang('FilteringWithScoreX'), $filter_score).'%< / h3 > ';
}
if ($global) {
$html_result .= '< table class = "data_table" > ';
$html_result .= '< tr > < th > '.get_lang('Courses').'< / th > ';
$html_result .= '< th > '.get_lang('Exercises').'< / th > ';
$html_result .= '< th > '.get_lang('ExamTaken').'< / th > ';
$html_result .= '< th > '.get_lang('ExamNotTaken').'< / th > ';
$html_result .= '< th > '.sprintf(get_lang('ExamPassX'), $filter_score).'%< / th > ';
$html_result .= '< th > '.get_lang('ExamFail').'< / th > ';
$html_result .= '< th > '.get_lang('TotalStudents').'< / th > ';
$html_result .= '< / tr > ';
} else {
$html_result .= '< table class = "data_table" > ';
$html_result .= '< tr > < th > '.get_lang('Exercises').'< / th > ';
$html_result .= '< th > '.get_lang('User').'< / th > ';
//$html_result .= '< th > '.sprintf(get_lang('ExamPassX'), $filter_score).'< / th > ';
$html_result .= '< th > '.get_lang('Percentage').' %< / th > ';
$html_result .= '< th > '.get_lang('Status').'< / th > ';
$html_result .= '< th > '.get_lang('Attempts').'< / th > ';
$html_result .= '< / tr > ';
}
$export_array_global = $export_array = array();
if(!empty($course_list) & & is_array($course_list))
foreach($course_list as $current_course ) {
$global_row = $row_not_global = array();
$a_students = CourseManager :: get_student_list_from_course_code($current_course['code'], false);
$total_students = count($a_students);
$t_quiz = Database::get_course_table(TABLE_QUIZ_TEST,$current_course['db_name']);
$sqlExercices = "SELECT count(id) as count FROM ".$t_quiz." AS quiz WHERE active='1' ";
$resultExercices = Database::query($sqlExercices);
$data_exercises = Database::store_result($resultExercices);
$exercise_count = $data_exercises[0]['count'];
if ($global) {
if ($exercise_count == 0) {
$exercise_count = 2;
}
$html_result .= "< tr class = '$s_css_class' >
< td rowspan = $exercise_count > ";
$html_result .= $current_course['title'];
$html_result .= "< / td > ";
}
$sql='SELECT visibility FROM '.$current_course['db_name'].'.'.TABLE_TOOL_LIST.' WHERE name="quiz" ';
$resultVisibilityQuizz = Database::query($sql);
if (Database::result($resultVisibilityQuizz, 0 ,'visibility') == 1) {
$sqlExercices = " SELECT quiz.title,id FROM ".$t_quiz." AS quiz WHERE active='1' ORDER BY quiz.title ASC";
//Getting the exam list
if (!$global) {
if (!empty($exercise_id)) {
$sqlExercices = " SELECT quiz.title,id FROM ".$t_quiz." AS quiz WHERE active='1' AND id = $exercise_id ORDER BY quiz.title ASC";
}
}
$resultExercices = Database::query($sqlExercices);
$i = 0;
if (Database::num_rows($resultExercices) > 0) {
while($a_exercices = Database::fetch_array($resultExercices)) {
$global_row[]= $current_course['title'];
if (!$global) {
$html_result .= "< tr class = '$s_css_class' > ";
}
if (!$global) {
$html_result .= '< td ROWSPAN = "'.$total_students.'" > ';
} else {
$html_result .= '< td > ';
}
$html_result .= $a_exercices['title'];
$html_result .= '< / td > ';
$global_row[]=$a_exercices['title'];
$row_not_global['exercise']= $a_exercices['title'];
$taken = 0;
$total_with_parameter = 0;
$fail = 0;
$not_taken = 0;
$total_with_parameter_score = 0;
$total_with_parameter_porcentage = 0;
$student_result = array();
foreach ($a_students as $student ) {
$current_student_id = $student['user_id'];
$sqlEssais = " SELECT COUNT(ex.exe_id) as essais
FROM $tbl_stats_exercices AS ex
WHERE ex.exe_cours_id = '".$current_course['code']."'
AND ex.exe_exo_id = ".$a_exercices['id']."
AND exe_user_id='".$current_student_id."'";
$resultEssais = Database::query($sqlEssais);
$a_essais = Database::fetch_array($resultEssais);
$sqlScore = "SELECT exe_id, exe_result,exe_weighting
FROM $tbl_stats_exercices
WHERE exe_user_id = ".$current_student_id."
AND exe_cours_id = '".$current_course['code']."'
AND exe_exo_id = ".$a_exercices['id']."
ORDER BY exe_result DESC LIMIT 1"; // we take the higher value
//ORDER BY exe_date DESC LIMIT 1";
$resultScore = Database::query($sqlScore);
$score = 0;
while($a_score = Database::fetch_array($resultScore)) {
$score = $score + $a_score['exe_result'];
$weighting = $weighting + $a_score['exe_weighting'];
$exe_id = $a_score['exe_id'];
}
$pourcentageScore = 0;
if ($weighting!=0) {
$pourcentageScore = round(($score*100)/$weighting);
}
$weighting = 0;
if($i%2==0){
$s_css_class="row_odd";
} else {
$s_css_class="row_even";
}
$i++;
/*echo " < td align = 'right' >
";
echo $current_student_id.' ';
echo " < / td > ";
*/
//var_dump($pourcentageScore);
/* echo " < td align = 'right' >
";
echo $pourcentageScore.' %';
echo " < / td > ";
echo "< td align = 'right' >
";
/*
echo $a_essais['essais'];
echo " < / td >
< td align = 'center' >
";*/
if ($a_essais['essais'] > 0 ) {
$taken++;
}
if ($pourcentageScore >= $parameter_porcentage) {
$total_with_parameter_porcentage++;
}
if ($pourcentageScore >= $filter_score) {
$total_with_parameter_score++;
}
/*
$sql_last_attempt='SELECT exe_id FROM '.$tbl_stats_exercices.' WHERE exe_exo_id="'.$a_exercices['id'].'" AND exe_user_id="'.$current_student_id.'" AND exe_cours_id="'.$current_course['code'].'" ORDER BY exe_date DESC LIMIT 1';
$resultLastAttempt = Database::query($sql_last_attempt);
if(Database::num_rows($resultLastAttempt)>0) {
$id_last_attempt=Database::result($resultLastAttempt,0,0);
if($a_essais['essais']>0) {
/// echo '< a href = "../exercice/exercise_show.php?id='.$id_last_attempt.'&cidReq='.$current_course['code'].'&student='.$current_student_id.'&origin='.(empty($_GET['origin']) ? 'tracking' : $_GET['origin']).'" > < img src = "'.api_get_path(WEB_IMG_PATH).'quiz.gif" border = "0" > < / a > ';
}
}
*/
if (!$global) {
$user_info = api_get_user_info($current_student_id);
//User
$user_row = '< td align = "center" > ';
$user_row .= $user_info['firstName'].' '.$user_info['lastName'];
$user_row .= '< / td > ';
$user_info = $user_info['firstName'].' '.$user_info['lastName'];
//Best result
if (!empty($a_essais['essais'])) {
$user_row .= '< td align = "center" > ';
$user_row .= $pourcentageScore;
$temp_array [] = $pourcentageScore;
$user_row .= '< / td > ';
if ($pourcentageScore >= $filter_score ) {
$user_row .= '< td align = "center" style = "background-color:#DFFFA8" > ';
$user_row .= get_lang('PassExam').'< / td > ';
$temp_array [] = get_lang('PassExam');
} else {
$user_row .= '< td align = "center" style = "background-color:#FC9A9E" > ';
$user_row .= get_lang('ExamFail').'< / td > ';
$temp_array [] = get_lang('ExamFail');
}
$user_row .= '< td align = "center" > ';
$user_row .= $a_essais['essais'];
$temp_array [] = $a_essais['essais'];
$user_row .= '< / td > ';
} else {
$score = '-';
$user_row .= '< td align = "center" > ';
$user_row .= '-';
$temp_array [] = '-';
$user_row .= '< / td > ';
$user_row .= '< td align = "center" style = "background-color:#FCE89A" > ';
$user_row .= get_lang('NoAttempt');
$temp_array [] = get_lang('NoAttempt');
$user_row .= '< / td > ';
$user_row .= '< td align = "center" > ';
$user_row .= 0;
$temp_array [] = 0;
$user_row .= '< / td > ';
}
$user_row .= '< / tr > ';
$student_result[$current_student_id] = array('html'=>$user_row,'score'=>$score,'array'=>$temp_array,'user'=>$user_info);
$temp_array = array();
}
}
if (!$global) {
if (!empty($student_result)) {
$student_result_empty = $student_result_content = array();
foreach($student_result as $row) {
if ($row['score'] == '-') {
$student_result_empty[] = $row;
} else {
$student_result_content[] = $row;
}
}
//Sort only users with content
usort($student_result_content, 'sort_user');
$student_result = array_merge($student_result_content, $student_result_empty );
foreach($student_result as $row) {
$html_result .=$row['html'];
$row_not_global['results'][]= $row['array'];
$row_not_global['users'][] = $row['user'];
}
$export_array[] = $row_not_global;
$row_not_global = array();
}
}
if ($global) {
//Exam taken
$html_result .= '< td align = "center" > ';
$html_result .= $taken;
$global_row[]= $taken;
//echo $total.' / '.$total_students;
$html_result .= '< / td > ';
//Exam NOT taken
$html_result .= '< td align = "center" > ';
$html_result .= $not_taken = $total_students - $taken;
$global_row[]= $not_taken;
$html_result .= '< / td > ';
//Examn pass
if (!empty($total_with_parameter_score)) {
$html_result .= '< td align = "center" style = "background-color:#DFFFA8" > ';
} else {
$html_result .= '< td align = "center" style = "background-color:#FCE89A" > ';
}
$html_result .= $total_with_parameter_score;
$global_row[]= $total_with_parameter_score;
$html_result .= '< / td > ';
//Exam fail
$html_result .= '< td align = "center" > ';
$html_result .= $fail = $taken - $total_with_parameter_score;
$global_row[]= $fail;
$html_result .= '< / td > ';
$html_result .= '< td align = "center" > ';
$html_result .= $total_students;
$global_row[]= $total_students;
$global_counter++;
$html_result .= '< / td > ';
$html_result .= '< / tr > ';
$export_array_global[] = $global_row;
$global_row = array();
}
}
} else {
$html_result .= " < tr >
< td colspan = '6' >
".get_lang('NoExercise')."
< / td >
< / tr >
";
}
} else {
$html_result .= " < tr >
< td colspan = '6' >
".get_lang('NoExercise')."
< / td >
< / tr >
";
}
}
$html_result .= '< / table > ';
if (!$export_to_xls) {
echo $html_result;
}
$filename = 'exam-reporting-'.date('Y-m-d-h:i:s').'.xls';
if ($export_to_xls) {
if ($global) {
export_complete_report_xls($filename, $export_array_global);
} else {
export_complete_report_xls($filename, $export_array);
}
exit;
}
function sort_user($a, $b) {
if (is_numeric($a['score']) & & is_numeric($b['score'])) {
//echo $a['score'].' : '.$b['score']; echo '< br / > ';
if ($a['score'] < $b['score']) {
return 1;
}
return 0;
}
return 1;
}
function export_complete_report_xls($filename, $array) {
global $charset, $global, $filter_score;
$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;
$column = 0; //skip the first column (row titles)
if ($global) {
$worksheet->write($line,$column,get_lang('Courses'));
$column++;
$worksheet->write($line,$column,get_lang('Exercises'));
$column++;
$worksheet->write($line,$column,get_lang('ExamTaken'));
$column++;
$worksheet->write($line,$column,get_lang('ExamNotTaken'));
$column++;
$worksheet->write($line,$column,sprintf(get_lang('ExamPassX'), $filter_score).'%');
$column++;
$worksheet->write($line,$column,get_lang('ExamFail'));
$column++;
$worksheet->write($line,$column,get_lang('TotalStudents'));
$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++;
} else {
$worksheet->write($line,$column,get_lang('Exercises'));
$column++;
$worksheet->write($line,$column,get_lang('User'));
$column++;
$worksheet->write($line,$column,get_lang('Percentage'));
$column++;
$worksheet->write($line,$column,get_lang('Status'));
$column++;
$worksheet->write($line,$column,get_lang('Attempts'));
$column++;
$line++;
foreach ($array as $row) {
$column = 0;
$worksheet->write($line,$column,html_entity_decode(strip_tags($row['exercise'])));
$column++;
foreach ($row['users'] as $key=>$user) {
$column = 1;
$worksheet->write($line,$column,html_entity_decode(strip_tags($user)));
$column++;
foreach ($row['results'][$key] as $result_item) {
$worksheet->write($line,$column,html_entity_decode(strip_tags($result_item)));
$column++;
}
$line++;
}
}
$line++;
}
$workbook->close();
exit;
}
Display :: display_footer();
