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

1436 lines
62 KiB

<?php
/* For licensing terms, see /license.txt */
/**
* Exercise list: This script shows the list of exercises for administrators and students.
* @package chamilo.exercise
* @author Olivier Brouckaert, original author
* @author Denes Nagy, HotPotatoes integration
* @author Wolfgang Schneider, code/html cleanup
* @author Julio Montoya <gugli100@gmail.com>, lots of cleanup + several improvements
* @version $Id:exercice.php 12269 2007-05-03 14:17:37Z elixir_julian $
*/
// name of the language file that needs to be included
$language_file = 'exercice';
// including the global library
require_once '../inc/global.inc.php';
require_once api_get_path(LIBRARY_PATH).'sortabletable.class.php';
require_once '../gradebook/lib/be.inc.php';
// setting the tabs
$this_section = SECTION_COURSES;
// access control
api_protect_course_script(true);
$show = (isset ($_GET['show']) && $_GET['show'] == 'result') ? 'result' : 'test'; // moved down to fix bug: http://www.dokeos.com/forum/viewtopic.php?p=18609#18609
// including additional libraries
require_once 'exercise.class.php';
require_once 'question.class.php';
require_once 'answer.class.php';
require_once api_get_path(LIBRARY_PATH) . 'fileManage.lib.php';
require_once api_get_path(LIBRARY_PATH) . 'fileUpload.lib.php';
require_once 'hotpotatoes.lib.php';
require_once api_get_path(LIBRARY_PATH) . 'document.lib.php';
require_once api_get_path(LIBRARY_PATH) . 'mail.lib.inc.php';
require_once api_get_path(LIBRARY_PATH) . 'usermanager.lib.php';
/*
-----------------------------------------------------------
Constants and variables
-----------------------------------------------------------
*/
$is_allowedToEdit = api_is_allowed_to_edit(null,true);
$is_tutor = api_is_allowed_to_edit(true);
$is_tutor_course = api_is_course_tutor();
$tbl_course_rel_user = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
$TBL_USER = Database :: get_main_table(TABLE_MAIN_USER);
$TBL_DOCUMENT = Database :: get_course_table(TABLE_DOCUMENT);
$TBL_ITEM_PROPERTY = Database :: get_course_table(TABLE_ITEM_PROPERTY);
$TBL_EXERCICE_ANSWER = Database :: get_course_table(TABLE_QUIZ_ANSWER);
$TBL_EXERCICE_QUESTION = Database :: get_course_table(TABLE_QUIZ_TEST_QUESTION);
$TBL_EXERCICES = Database :: get_course_table(TABLE_QUIZ_TEST);
$TBL_QUESTIONS = Database :: get_course_table(TABLE_QUIZ_QUESTION);
$TBL_TRACK_EXERCICES = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES);
$TBL_TRACK_HOTPOTATOES = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_HOTPOTATOES);
$TBL_TRACK_ATTEMPT = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_ATTEMPT);
$TBL_TRACK_ATTEMPT_RECORDING= Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_ATTEMPT_RECORDING);
$TBL_LP_ITEM_VIEW = Database :: get_course_table(TABLE_LP_ITEM_VIEW);
$TBL_LP_ITEM = Database :: get_course_table(TABLE_LP_ITEM);
$TBL_LP_VIEW = Database :: get_course_table(TABLE_LP_VIEW);
// document path
$documentPath = api_get_path(SYS_COURSE_PATH) . $_course['path'] . "/document";
// picture path
$picturePath = $documentPath . '/images';
// audio path
$audioPath = $documentPath . '/audio';
// hotpotatoes
$uploadPath = DIR_HOTPOTATOES; //defined in main_api
$exercicePath = api_get_self();
$exfile = explode('/', $exercicePath);
$exfile = strtolower($exfile[sizeof($exfile) - 1]);
$exercicePath = substr($exercicePath, 0, strpos($exercicePath, $exfile));
$exercicePath = $exercicePath . "exercice.php";
// maximum number of exercises on a same page
$limitExPage = 50;
// Clear the exercise session
if (isset ($_SESSION['objExercise'])) {
api_session_unregister('objExercise');
}
if (isset ($_SESSION['objQuestion'])) {
api_session_unregister('objQuestion');
}
if (isset ($_SESSION['objAnswer'])) {
api_session_unregister('objAnswer');
}
if (isset ($_SESSION['questionList'])) {
api_session_unregister('questionList');
}
if (isset ($_SESSION['exerciseResult'])) {
api_session_unregister('exerciseResult');
}
//general POST/GET/SESSION/COOKIES parameters recovery
if (empty ($origin)) {
$origin = Security::remove_XSS($_REQUEST['origin']);
}
if (empty ($choice)) {
$choice = $_REQUEST['choice'];
}
if (empty ($hpchoice)) {
$hpchoice = $_REQUEST['hpchoice'];
}
if (empty ($exerciseId)) {
$exerciseId = Database :: escape_string($_REQUEST['exerciseId']);
}
if (empty ($file)) {
$file = Database :: escape_string($_REQUEST['file']);
}
$learnpath_id = Database :: escape_string(Security::remove_XSS($_REQUEST['learnpath_id']));
$learnpath_item_id = Database :: escape_string(Security::remove_XSS($_REQUEST['learnpath_item_id']));
$page = Database :: escape_string($_REQUEST['page']);
if ($origin == 'learnpath') {
$show = 'result';
}
if ($_GET['delete'] == 'delete' && ($is_allowedToEdit || api_is_coach()) && !empty ($_GET['did']) && $_GET['did'] == strval(intval($_GET['did']))) {
$sql = 'DELETE FROM ' . Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES) . ' WHERE exe_id = ' . $_GET['did']; //_GET[did] filtered by entry condition
Database::query($sql);
$filter=Security::remove_XSS($_GET['filter']);
header('Location: exercice.php?cidReq=' . Security::remove_XSS($_GET['cidReq']) . '&show=result&filter=' . $filter . '');
exit;
}
if ($show == 'result' && $_REQUEST['comments'] == 'update' && ($is_allowedToEdit || $is_tutor) && $_GET['exeid']== strval(intval($_GET['exeid']))) {
$id = $_GET['exeid']; //filtered by post-condition
$emailid = $_GET['emailid'];
$test = $_GET['test'];
$from = $_SESSION['_user']['mail'];
$from_name = api_get_person_name($_SESSION['_user']['firstName'], $_SESSION['_user']['lastName'], null, PERSON_NAME_EMAIL_ADDRESS);
$url = api_get_path(WEB_CODE_PATH) . 'exercice/exercice.php?' . api_get_cidreq() . '&show=result';
$TBL_RECORDING = Database :: get_statistic_table('track_e_attempt_recording');
$total_weighting = $_REQUEST['totalWeighting'];
$my_post_info=array();
$post_content_id=array();
$comments_exist=false;
foreach ($_POST as $key_index=>$key_value) {
$my_post_info=explode('_',$key_index);
$post_content_id[]=$my_post_info[1];
if ($my_post_info[0]=='comments') {
$comments_exist=true;
}
}
$loop_in_track=($comments_exist===true) ? (count($_POST)/2) : count($_POST);
$array_content_id_exe=array();
if ($comments_exist===true) {
$array_content_id_exe=array_slice($post_content_id,$loop_in_track);
} else {
$array_content_id_exe=$post_content_id;
}
for ($i=0;$i<$loop_in_track;$i++) {
$my_marks=Database::escape_string($_POST['marks_'.$array_content_id_exe[$i]]);
$contain_comments=Database::escape_string($_POST['comments_'.$array_content_id_exe[$i]]);
if (isset($contain_comments)) {
$my_comments=Database::escape_string($_POST['comments_'.$array_content_id_exe[$i]]);
} else {
$my_comments='';
}
$my_questionid=$array_content_id_exe[$i];
$sql = "SELECT question from $TBL_QUESTIONS WHERE id = '$my_questionid'";
$result =Database::query($sql);
$ques_name = Database::result($result,0,"question");
$query = "UPDATE $TBL_TRACK_ATTEMPT SET marks = '$my_marks',teacher_comment = '$my_comments'
WHERE question_id = '".$my_questionid."'
AND exe_id='".$id."'";
Database::query($query);
$qry = 'SELECT sum(marks) as tot
FROM '.$TBL_TRACK_ATTEMPT.' WHERE exe_id = '.intval($id).'
GROUP BY question_id';
$res = Database::query($qry);
$tot = Database::result($res,0,'tot');
//updating also the total weight
$totquery = "UPDATE $TBL_TRACK_EXERCICES SET exe_result = '".Database::escape_string($tot)."', exe_weighting = '".Database::escape_string($total_weighting)."'
WHERE exe_Id='".Database::escape_string($id)."'";
Database::query($totquery);
$recording_changes = 'INSERT INTO '.$TBL_RECORDING.' ' .
'(exe_id,
question_id,
marks,
insert_date,
author,
teacher_comment)
VALUES
('."'$id','".$my_questionid."','$my_marks','".date('Y-m-d H:i:s')."','".api_get_user_id()."'".',"'.$my_comments.'")';
Database::query($recording_changes);
}
$post_content_id=array();
$array_content_id_exe=array();
/*foreach ($_POST as $key => $v) {
$keyexp = explode('_', $key);
$id = Database :: escape_string($id);
$v = Database :: escape_string($v);
$my_questionid = Database :: escape_string($keyexp[1]);
if ($keyexp[0] == "marks") {
$sql = "SELECT question from $TBL_QUESTIONS WHERE id = '$my_questionid'";
$result = Database::query($sql);
$ques_name = Database :: result($result, 0, "question");
$query = "UPDATE $TBL_TRACK_ATTEMPT SET marks = '" . $v . "'
WHERE question_id = '" . $my_questionid . "'
AND exe_id='" . $id . "'";
Database::query($query);
$qry = 'SELECT sum(marks) as tot
FROM ' . $TBL_TRACK_ATTEMPT . ' WHERE exe_id = ' . intval($id) . '
GROUP BY question_id';
$res = Database::query($qry);
$tot = Database :: result($res, 0, 'tot');
//updating also the total weight
$totquery = "UPDATE $TBL_TRACK_EXERCICES SET exe_result = '" . Database :: escape_string($tot) . "', exe_weighting = '" . Database :: escape_string($total_weighting) . "'
WHERE exe_Id='" . Database :: escape_string($id) . "'";
Database::query($totquery);
$recording_changes = 'INSERT INTO ' . $TBL_RECORDING . ' ' .
'(exe_id,
question_id,
marks,
insert_date,
author)
VALUES
(' . "'$id','" . $my_questionid . "','$v','" . date('Y-m-d H:i:s') . "','" . api_get_user_id() . "'" . ')';
Database::query($recording_changes);
} else {
$query = "UPDATE $TBL_TRACK_ATTEMPT SET teacher_comment = '" . $v . "'
WHERE question_id = '" . $my_questionid . "'
AND exe_id = '" . $id . "'";
Database::query($query);
$recording_changes = 'INSERT INTO ' . $TBL_RECORDING . ' ' .
'(exe_id,
question_id,
teacher_comment,
insert_date,
author)
VALUES
(' . "'$id','" . $my_questionid . "','$v','" . date('Y-m-d H:i:s') . "','" . api_get_user_id() . "'" . ')';
Database::query($recording_changes);
}
}*/
$qry = 'SELECT DISTINCT question_id, marks
FROM ' . $TBL_TRACK_ATTEMPT . ' where exe_id = ' . intval($id) . '
GROUP BY question_id';
$res = Database::query($qry);
$tot = 0;
while ($row = Database :: fetch_array($res, 'ASSOC')) {
$tot += $row['marks'];
}
$totquery = "UPDATE $TBL_TRACK_EXERCICES SET exe_result = '" . Database :: escape_string($tot) . "' WHERE exe_Id='" . Database :: escape_string($id) . "'";
//search items
if (isset($_POST['my_exe_exo_id']) && isset($_POST['student_id'])) {
$sql_lp='SELECT li.id as lp_item_id,li.lp_id,li.item_type,li.path,liv.id AS lp_view_id,liv.user_id,max(liv.view_count) AS view_count FROM '.$TBL_LP_ITEM.' li
INNER JOIN '.$TBL_LP_VIEW.' liv ON li.lp_id=liv.lp_id WHERE li.path="'.Database::escape_string(Security::remove_XSS($_POST['my_exe_exo_id'])).'" AND li.item_type="quiz" AND user_id="'.Database::escape_string(Security::remove_XSS($_POST['student_id'])).'" ';
$rs_lp=Database::query($sql_lp);
if (!($rs_lp===false)) {
$row_lp=Database::fetch_array($rs_lp);
//update score in learnig path
$sql_lp_view='UPDATE '.$TBL_LP_ITEM_VIEW.' liv SET score ="'.$tot.'" WHERE liv.lp_item_id="'.(int)$row_lp['lp_item_id'].'" AND liv.lp_view_id="'.(int)$row_lp['lp_view_id'].'" AND liv.view_count="'.(int)$row_lp['view_count'].'" ;';
$rs_lp_view=Database::query($sql_lp_view);
}
}
Database::query($totquery);
$subject = get_lang('ExamSheetVCC');
$htmlmessage = '<html>' .
'<head>' .
'<style type="text/css">' .
'<!--' .
'.body{' .
'font-family: Verdana, Arial, Helvetica, sans-serif;' .
'font-weight: Normal;' .
'color: #000000;' .
'}' .
'.style8 {font-family: Verdana, Arial, Helvetica, sans-serif; font-weight: bold; color: #006699; }' .
'.style10 {' .
' font-family: Verdana, Arial, Helvetica, sans-serif;' .
' font-size: 12px;' .
' font-weight: bold;' .
'}' .
'.style16 {font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 12px; }' .
'-->' .
'</style>' .
'</head>' .
'<body>' .
'<div>' .
' <p>' . get_lang('DearStudentEmailIntroduction') . '</p>' .
' <p class="style10"> ' . get_lang('AttemptVCC') . ' </p>' .
' <table width="417">' .
' <tr>' .
' <td width="229" valign="top" bgcolor="E5EDF8">&nbsp;&nbsp;<span class="style10">' . get_lang('Question') . '</span></td>' .
' <td width="469" valign="top" bgcolor="#F3F3F3"><span class="style16">#ques_name#</span></td>' .
' </tr>' .
' <tr>' .
' <td width="229" valign="top" bgcolor="E5EDF8">&nbsp;&nbsp;<span class="style10">' . get_lang('Exercice') . '</span></td>' .
' <td width="469" valign="top" bgcolor="#F3F3F3"><span class="style16">#test#</span></td>' .
' </tr>' .
' </table>' .
' <p>' . get_lang('ClickLinkToViewComment') . ' <a href="#url#">#url#</a><br />' .
' <br />' .
' ' . get_lang('Regards') . ' </p>' .
' </div>' .
' </body>' .
' </html>';
$message = '<p>' . sprintf(get_lang('AttemptVCCLong'), Security::remove_XSS($test)) . ' <A href="#url#">#url#</A></p><br />';
$mess = str_replace("#test#", Security::remove_XSS($test), $message);
//$message= str_replace("#ques_name#",$ques_name,$mess);
$message = str_replace("#url#", $url, $mess);
$mess = $message;
$headers = " MIME-Version: 1.0 \r\n";
$headers .= "User-Agent: Dokeos/1.6";
$headers .= "Content-Transfer-Encoding: 7bit";
$headers .= 'From: ' . $from_name . ' <' . $from . '>' . "\r\n";
$headers = "From:$from_name\r\nReply-to: $to";
//mail($emailid, $subject, $mess,$headers);
@api_mail_html($emailid, $emailid, $subject, $mess, $from_name, $from);
if (in_array($origin, array (
'tracking_course',
'user_course'
))) {
if (isset ($_POST['lp_item_id']) && isset ($_POST['lp_item_view_id']) && isset ($_POST['student_id']) && isset ($_POST['total_score']) && isset ($_POST['total_time']) && isset ($_POST['totalWeighting'])) {
$lp_item_id = $_POST['lp_item_id'];
$lp_item_view_id = $_POST['lp_item_view_id'];
$student_id = $_POST['student_id'];
$totalWeighting = $_POST['totalWeighting'];
if ($lp_item_id == strval(intval($lp_item_id)) && $lp_item_view_id == strval(intval($lp_item_view_id)) && $student_id == strval(intval($student_id))) {
$score = Database :: escape_string($_POST['total_score']);
$total_time = Database :: escape_string($_POST['total_time']);
$lp_item_id = Database :: escape_string($lp_item_id);
$lp_item_view_id = Database :: escape_string($lp_item_view_id);
$student_id = Database :: escape_string($student_id);
$totalWeighting = Database :: escape_string($totalWeighting);
// get max view_count from lp_item_view
/*$sql = "SELECT MAX(view_count) FROM $TBL_LP_ITEM_VIEW WHERE lp_item_id = '" . (int) $lp_item_view_id . "'
AND lp_view_id = (SELECT id from $TBL_LP_VIEW WHERE user_id = '" . (int) $student_id . "' and lp_id='" . (int) $lp_item_id . "')";
$res_max_view_count = Database::query($sql);
$row_max_view_count = Database :: fetch_row($res_max_view_count);
$max_view_count = (int) $row_max_view_count[0];
// update score and total_time from last attempt when you qualify the exercise in Learning path detail
$sql_update_score = "UPDATE $TBL_LP_ITEM_VIEW SET score = '" . (float) $score . "',total_time = '" . (int) $total_time . "' WHERE lp_item_id = '" . (int) $lp_item_view_id . "'
AND lp_view_id = (SELECT id from $TBL_LP_VIEW WHERE user_id = '" . (int) $student_id . "' and lp_id='" . (int) $lp_item_id . "') AND view_count = '$max_view_count'";
Database::query($sql_update_score);
// update score and total_time from last attempt when you qualify the exercise in Learning path detail
$sql_update_score = "UPDATE $TBL_LP_ITEM_VIEW SET score = '" . (float) $score . "',total_time = '" . (int) $total_time . "' WHERE lp_item_id = '" . (int) $lp_item_view_id . "'
AND lp_view_id = (SELECT id from $TBL_LP_VIEW WHERE user_id = '" . (int) $student_id . "' and lp_id='" . (int) $lp_item_id . "') AND view_count = '$max_view_count'";
Database::query($sql_update_score);*/
// update max_score from a exercise in lp
$sql_update_max_score = "UPDATE $TBL_LP_ITEM SET max_score = '" . (float) $totalWeighting . "' WHERE id = '" . (int) $lp_item_view_id . "'";
Database::query($sql_update_max_score);
}
}
if ($origin == 'tracking_course' && !empty($_POST['lp_item_id'])) {
//Redirect to the course detail in lp
header('location: ../mySpace/lp_tracking.php?course=' . Security :: remove_XSS($_GET['course']) . '&origin=' . $origin . '&lp_id=' . Security :: remove_XSS($_POST['lp_item_id']) . '&student_id=' . Security :: remove_XSS($_GET['student']).'&from='.Security::remove_XSS($_GET['from']));
exit;
} else {
//Redirect to the reporting
header('location: ../mySpace/myStudents.php?origin=' . $origin . '&student=' . Security :: remove_XSS($_GET['student']) . '&details=true&course=' . Security :: remove_XSS($_GET['course']));
exit;
}
}
}
if (!empty($_GET['gradebook']) && $_GET['gradebook']=='view' ) {
$_SESSION['gradebook']=Security::remove_XSS($_GET['gradebook']);
$gradebook= $_SESSION['gradebook'];
} elseif (empty($_GET['gradebook'])) {
unset($_SESSION['gradebook']);
$gradebook= '';
}
if (!empty($gradebook) && $gradebook=='view') {
$interbreadcrumb[] = array (
'url' => '../gradebook/' . $_SESSION['gradebook_dest'],
'name' => get_lang('ToolGradebook')
);
}
if ($show != 'result') {
$nameTools = get_lang('Exercices');
} else {
if ($is_allowedToEdit || $is_tutor) {
$nameTools = get_lang('StudentScore');
$interbreadcrumb[] = array (
"url" => "exercice.php?gradebook=$gradebook",
"name" => get_lang('Exercices')
);
} else {
$nameTools = get_lang('YourScore');
$interbreadcrumb[] = array (
"url" => "exercice.php?gradebook=$gradebook",
"name" => get_lang('Exercices')
);
}
}
// need functions of statsutils lib to display previous exercices scores
require_once (api_get_path(LIBRARY_PATH) . 'statsUtils.lib.inc.php');
if ($is_allowedToEdit && !empty ($choice) && $choice == 'exportqti2') {
require_once 'export/qti2/qti2_export.php';
$export = export_exercise($exerciseId, true);
require_once api_get_path(LIBRARY_PATH) . 'pclzip/pclzip.lib.php';
$archive_path = api_get_path(SYS_ARCHIVE_PATH);
$temp_dir_short = uniqid();
$temp_zip_dir = $archive_path . "/" . $temp_dir_short;
if (!is_dir($temp_zip_dir))
mkdir($temp_zip_dir, api_get_permissions_for_new_directories());
$temp_zip_file = $temp_zip_dir . "/" . md5(time()) . ".zip";
$temp_xml_file = $temp_zip_dir . "/qti2export_" . $exerciseId . '.xml';
file_put_contents($temp_xml_file, $export);
$zip_folder = new PclZip($temp_zip_file);
$zip_folder->add($temp_xml_file, PCLZIP_OPT_REMOVE_ALL_PATH);
$name = 'qti2_export_' . $exerciseId . '.zip';
//DocumentManager::string_send_for_download($export,true,'qti2export_'.$exerciseId.'.xml');
DocumentManager :: file_send_for_download($temp_zip_file, true, $name);
unlink($temp_zip_file);
unlink($temp_xml_file);
rmdir($temp_zip_dir);
exit (); //otherwise following clicks may become buggy
}
if (!empty ($_POST['export_user_fields'])) {
switch ($_POST['export_user_fields']) {
case 'export_user_fields' :
$_SESSION['export_user_fields'] = true;
break;
case 'do_not_export_user_fields' :
default :
$_SESSION['export_user_fields'] = false;
break;
}
}
if (!empty ($_POST['export_report']) && $_POST['export_report'] == 'export_report') {
if (api_is_platform_admin() || api_is_course_admin() || api_is_course_tutor() || api_is_course_coach()) {
$user_id = null;
if (empty ($_SESSION['export_user_fields']))
$_SESSION['export_user_fields'] = false;
if (!$is_allowedToEdit and !$is_tutor) {
$user_id = api_get_user_id();
}
require_once ('exercise_result.class.php');
switch ($_POST['export_format']) {
case 'xls' :
$export = new ExerciseResult();
$export->exportCompleteReportXLS($documentPath, $user_id, $_SESSION['export_user_fields'], $_POST['export_filter']);
exit;
break;
case 'csv' :
default :
$export = new ExerciseResult();
$export->exportCompleteReportCSV($documentPath, $user_id, $_SESSION['export_user_fields']);
exit;
break;
}
} else {
api_not_allowed(true);
}
}
if ($origin != 'learnpath') {
//so we are not in learnpath tool
Display :: display_header($nameTools, "Exercise");
if (isset ($_GET['message'])) {
if (in_array($_GET['message'], array (
'ExerciseEdited'
))) {
Display :: display_confirmation_message(get_lang($_GET['message']));
}
}
} else {
echo '<link rel="stylesheet" type="text/css" href="' . api_get_path(WEB_CODE_PATH) . 'css/default.css"/>';
}
event_access_tool(TOOL_QUIZ);
// Tool introduction
Display :: display_introduction_section(TOOL_QUIZ);
// selects $limitExPage exercises at the same time
$from = $page * $limitExPage;
$sql = "SELECT count(id) FROM $TBL_EXERCICES";
$res = Database::query($sql);
list ($nbrexerc) = Database :: fetch_array($res);
HotPotGCt($documentPath, 1, $_user['user_id']);
$tbl_grade_link = Database :: get_main_table(TABLE_MAIN_GRADEBOOK_LINK);
// only for administrator
if ($is_allowedToEdit) {
if (!empty ($choice)) {
// construction of Exercise
$objExerciseTmp = new Exercise();
$check = Security::check_token('get');
if ($objExerciseTmp->read($exerciseId)) {
if ($check) {
switch ($choice) {
case 'delete' : // deletes an exercise
$objExerciseTmp->delete();
//delete link of exercise of gradebook tool
$sql = 'SELECT gl.id FROM ' . $tbl_grade_link . ' gl WHERE gl.type="1" AND gl.ref_id="' . $exerciseId . '";';
$result = Database::query($sql);
$row = Database :: fetch_array($result, 'ASSOC');
//see
if (!empty($row['id'])) {
$link = LinkFactory :: load($row['id']);
if ($link[0] != null) {
$link[0]->delete();
}
}
Display :: display_confirmation_message(get_lang('ExerciseDeleted'));
break;
case 'enable' : // enables an exercise
$objExerciseTmp->enable();
$objExerciseTmp->save();
// "WHAT'S NEW" notification: update table item_property (previously last_tooledit)
Display :: display_confirmation_message(get_lang('VisibilityChanged'));
break;
case 'disable' : // disables an exercise
$objExerciseTmp->disable();
$objExerciseTmp->save();
Display :: display_confirmation_message(get_lang('VisibilityChanged'));
break;
case 'disable_results' : //disable the results for the learners
$objExerciseTmp->disable_results();
$objExerciseTmp->save();
Display :: display_confirmation_message(get_lang('ResultsDisabled'));
break;
case 'enable_results' : //disable the results for the learners
$objExerciseTmp->enable_results();
$objExerciseTmp->save();
Display :: display_confirmation_message(get_lang('ResultsEnabled'));
break;
case 'clean_results' : //clean student results
$quantity_results_deleted= $objExerciseTmp->clean_results();
Display :: display_confirmation_message(sprintf(get_lang('XResultsCleaned'),$quantity_results_deleted));
break;
case 'copy_exercise' : //copy an exercise
$objExerciseTmp->copy_exercise();
Display :: display_confirmation_message(get_lang('ExerciseCopied'));
break;
}
}
}
// destruction of Exercise
unset ($objExerciseTmp);
Security::clear_token();
}
if (!empty ($hpchoice)) {
switch ($hpchoice) {
case 'delete' : // deletes an exercise
$imgparams = array ();
$imgcount = 0;
GetImgParams($file, $documentPath, $imgparams, $imgcount);
$fld = GetFolderName($file);
for ($i = 0; $i < $imgcount; $i++) {
my_delete($documentPath . $uploadPath . "/" . $fld . "/" . $imgparams[$i]);
update_db_info("delete", $uploadPath . "/" . $fld . "/" . $imgparams[$i]);
}
if (my_delete($documentPath . $file)) {
update_db_info("delete", $file);
}
my_delete($documentPath . $uploadPath . "/" . $fld . "/");
break;
case 'enable' : // enables an exercise
$newVisibilityStatus = "1"; //"visible"
$query = "SELECT id FROM $TBL_DOCUMENT WHERE path='" . Database :: escape_string($file) . "'";
$res = Database::query($query);
$row = Database :: fetch_array($res, 'ASSOC');
api_item_property_update($_course, TOOL_DOCUMENT, $row['id'], 'visible', $_user['user_id']);
//$dialogBox = get_lang('ViMod');
break;
case 'disable' : // disables an exercise
$newVisibilityStatus = "0"; //"invisible"
$query = "SELECT id FROM $TBL_DOCUMENT WHERE path='" . Database :: escape_string($file) . "'";
$res = Database::query($query);
$row = Database :: fetch_array($res, 'ASSOC');
api_item_property_update($_course, TOOL_DOCUMENT, $row['id'], 'invisible', $_user['user_id']);
#$query = "UPDATE $TBL_DOCUMENT SET visibility='$newVisibilityStatus' WHERE path=\"".$file."\""; //added by Toon
#Database::query($query);
//$dialogBox = get_lang('ViMod');
break;
default :
break;
}
}
if ($show == 'test') {
$sql = "SELECT id,title,type,active,description, results_disabled FROM $TBL_EXERCICES WHERE active<>'-1' ORDER BY title LIMIT " . (int) $from . "," . (int) ($limitExPage +1);
$result = Database::query($sql);
}
}
elseif ($show == 'test') { // only for students //fin
$sql = "SELECT id,title,type,description, results_disabled FROM $TBL_EXERCICES WHERE active='1' ORDER BY title LIMIT " . (int) $from . "," . (int) ($limitExPage +1);
$result = Database::query($sql);
}
// the actions
echo '<div class="actions">';
// display the next and previous link if needed
$from = $page * $limitExPage;
$sql = "SELECT count(id) FROM $TBL_EXERCICES";
$res = Database::query($sql);
list ($nbrexerc) = Database :: fetch_array($res);
HotPotGCt($documentPath, 1, $_user['user_id']);
//condition for the session
$session_id = api_get_session_id();
$condition_session = api_get_session_condition($session_id);
// only for administrator
if ($is_allowedToEdit) {
if ($show == 'test') {
$sql = "SELECT id, title, type, active, description, results_disabled, session_id FROM $TBL_EXERCICES WHERE active<>'-1' $condition_session ORDER BY title LIMIT " . (int) $from . "," . (int) ($limitExPage +1);
$result = Database::query($sql);
}
}
elseif ($show == 'test') { // only for students
$sql = "SELECT id, title, type, description, results_disabled, session_id FROM $TBL_EXERCICES WHERE active='1' $condition_session ORDER BY title LIMIT " . (int) $from . "," . (int) ($limitExPage +1);
$result = Database::query($sql);
}
if ($show == 'test') {
$nbrExercises = Database :: num_rows($result);
//get HotPotatoes files (active and inactive)
$res = Database::query("SELECT *
FROM $TBL_DOCUMENT
WHERE
path LIKE '" . Database :: escape_string($uploadPath) . "/%/%'");
$nbrTests = Database :: num_rows($res);
$res = Database::query("SELECT *
FROM $TBL_DOCUMENT d, $TBL_ITEM_PROPERTY ip
WHERE d.id = ip.ref
AND ip.tool = '" . TOOL_DOCUMENT . "'
AND d.path LIKE '" . Database :: escape_string($uploadPath) . "/%/%'
AND ip.visibility='1'");
$nbrActiveTests = Database :: num_rows($res);
if ($is_allowedToEdit) {
//if user is allowed to edit, also show hidden HP tests
$nbrHpTests = $nbrTests;
} else {
$nbrHpTests = $nbrActiveTests;
}
$nbrNextTests = $nbrexerc - $nbrHpTests - (($page * $limitExPage));
echo '<span style="float:right">';
//show pages navigation link for previous page
if ($page) {
echo "<a href=\"" . api_get_self() . "?" . api_get_cidreq() . "&amp;page=" . ($page -1) . "\">" . Display :: return_icon('previous.gif') . get_lang("PreviousPage") . "</a> | ";
}
elseif ($nbrExercises + $nbrNextTests > $limitExPage) {
echo Display :: return_icon('previous.gif') . get_lang('PreviousPage') . " | ";
}
//show pages navigation link for previous page
if ($nbrExercises + $nbrNextTests > $limitExPage) {
echo "<a href=\"" . api_get_self() . "?" . api_get_cidreq() . "&amp;page=" . ($page +1) . "\">" . get_lang("NextPage") . Display :: return_icon('next.gif') . "</a>";
}
elseif ($page) {
echo get_lang("NextPage") . Display :: return_icon('next.gif');
}
echo '</span>';
}
if ($_configuration['tracking_enabled']) {
if ($show == 'result') {
/*if (!function_exists('make_select'))
{
function make_select($name,$values,$checked='')
{
$output .= '<select name="'.$name.'" >';
foreach($values as $key => $value)
{
//$output .= '<option value="'.$key.'" '.(($checked==$key)?'selected="selected"':'').'>'.$value.'</option>';
}
$output .= '</select>';
return $output;
}
}*/
/*if (!function_exists('make_select_users'))
{
function make_select_users($name,$values,$checked='')
{
$output .= '<select name="'.$name.'" >';
$output .= '<option value="all">'.get_lang('EveryBody').'</option>';
foreach($values as $key => $value)
{
$output .= '<option value="'.$key.'" '.(($checked==$key)?'selected="selected"':'').'>'.$value.'</option>';
}
$output .= '</select>';
return $output;
}
}*/
if (api_is_allowed_to_edit(null,true)) {
if (!$_GET['filter']) {
$filter_by_not_revised = true;
$filter = 1;
} else {
$filter=Security::remove_XSS($_GET['filter']);
}
$filter = (int) $_GET['filter'];
switch ($filter) {
case 1 :
$filter_by_not_revised = true;
break;
case 2 :
$filter_by_revised = true;
break;
default :
null;
}
if ($_GET['filter'] == '1' or !isset ($_GET['filter']) or $_GET['filter'] == 0 ) {
$view_result = '<a href="' . api_get_self() . '?cidReq=' . api_get_course_id() . '&show=result&filter=2&gradebook='.$gradebook.'" >'.Display :: return_icon('check.gif', get_lang('ShowCorrectedOnly')).get_lang('ShowCorrectedOnly').'</a>';
} else {
$view_result = '<a href="' .api_get_self() . '?cidReq=' . api_get_course_id() . '&show=result&filter=1&gradebook='.$gradebook.'" >'.Display :: return_icon('un_check.gif', get_lang('ShowUnCorrectedOnly')).get_lang('ShowUnCorrectedOnly').'</a>';
}
//$form_filter = '<form method="post" action="'.api_get_self().'?cidReq='.api_get_course_id().'&show=result">';
//$form_filter .= make_select('filter',array(1=>get_lang('FilterByNotRevised'),2=>get_lang('FilterByRevised')),$filter);
//$form_filter .= '<button class="save" type="submit">'.get_lang('FilterExercices').'</button></form>';
echo $view_result;
}
}
/*if (api_is_allowed_to_edit())
{
$user_count = count($user_list_name);
if ($user_count >0 ) {
$form_filter = '<form method="post" action="'.api_get_self().'?cidReq='.api_get_course_id().'&show=result">';
$user_list_for_select =array();
for ($i=0;$i<$user_count;$i++) {
$user_list_for_select[$user_list_id[$i]]=$user_list_name[$i];
}
$form_filter .= make_select_users('filter_by_user',$user_list_for_select,(int)$_REQUEST['filter_by_user']);
$form_filter .= '<input type="hidden" name="filter" value="'.$filter.'">';
$form_filter .= '<input type="submit" value="'.get_lang('FilterExercicesByUsers').'"></form>';
echo $form_filter;
}
} */
}
if (($is_allowedToEdit) and ($origin != 'learnpath')) {
if ($_GET['show'] != 'result') {
echo '<a href="exercise_admin.php?' . api_get_cidreq() . '">' . Display :: return_icon('new_test.gif', get_lang('NewEx')) . get_lang('NewEx') . '</a>';
echo '<a href="question_create.php?' . api_get_cidreq() . '">' . Display :: return_icon('question_add.gif', get_lang('AddQuestionToExercise')) . get_lang('AddQuestionToExercise') . '</a>';
echo '<a href="hotpotatoes.php?' . api_get_cidreq() . '">' . Display :: return_icon('jqz.gif', get_lang('ImportHotPotatoesQuiz')) . get_lang('ImportHotPotatoesQuiz') . '</a>';
// link to import qti2 ...
echo '<a href="qti2.php?' . api_get_cidreq() . '">' . Display :: return_icon('jqz.gif', get_lang('ImportQtiQuiz')) . get_lang('ImportQtiQuiz') . '</a>';
echo '<a href="exercice.php?' . api_get_cidreq() . '&show=result">' . Display :: return_icon('show_test_results.gif', get_lang('Results')) . get_lang('Results') . '</a>';
}
// the actions for the statistics
if ($show == 'result') {
// the form
if (api_is_platform_admin() || api_is_course_admin() || api_is_course_tutor() || api_is_course_coach()) {
if ($_SESSION['export_user_fields'] == true) {
$alt = get_lang('ExportWithUserFields');
$extra_user_fields = '<input type="hidden" name="export_user_fields" value="export_user_fields">';
} else {
$alt = get_lang('ExportWithoutUserFields');
$extra_user_fields = '<input type="hidden" name="export_user_fields" value="do_not_export_user_fields">';
}
echo '<a href="javascript: void(0);" onclick="javascript: document.form1a.submit();">'.Display::return_icon('csv.gif',get_lang('ExportAsCSV')).get_lang('ExportAsCSV').'</a>';
echo '<a href="javascript: void(0);" onclick="javascript: document.form1b.submit();">' . Display :: return_icon('excel.gif', get_lang('ExportAsXLS')) . get_lang('ExportAsXLS') . '</a>';
//echo '<a href="javascript: void(0);" onclick="javascript: document.form1c.submit();">'.Display::return_icon('synthese_view.gif',$alt).$alt.'</a>';
echo '<a href="' . api_add_url_param($_SERVER['REQUEST_URI'], 'show=test') . '">' . Display :: return_icon('message_reply_forum.png', get_lang('GoBackToQuestionList')) . get_lang('GoBackToQuestionList') . '</a>';
echo '<form id="form1a" name="form1a" method="post" action="' . api_get_self() . '?show=' . Security :: remove_XSS($_GET['show']) . '">';
echo '<input type="hidden" name="export_report" value="export_report">';
echo '<input type="hidden" name="export_format" value="csv">';
echo '<input type="hidden" name="export_filter" value="'.(empty($filter)?1:intval($filter)).'">';
echo '</form>';
echo '<form id="form1b" name="form1b" method="post" action="' . api_get_self() . '?show=' . Security :: remove_XSS($_GET['show']) . '">';
echo '<input type="hidden" name="export_report" value="export_report">';
echo '<input type="hidden" name="export_filter" value="'.(empty($filter)?1:intval($filter)).'">';
echo '<input type="hidden" name="export_format" value="xls">';
echo '</form>';
//echo '<form id="form1c" name="form1c" method="post" action="'.api_get_self().'?show='.Security::remove_XSS($_GET['show']).'">';
//echo $extra_user_fields;
//echo '</form>';
}
}
} else {
//the student view
if ($show == 'result') {
echo '<a href="' . api_add_url_param($_SERVER['REQUEST_URI'], 'show=test') . '">' . Display :: return_icon('message_reply_forum.png', get_lang('GoBackToQuestionList')) . get_lang('GoBackToQuestionList') . '</a>';
} else {
echo '<a href="' . api_add_url_param($_SERVER['REQUEST_URI'], 'show=result') . '">' . Display :: return_icon('show_test_results.gif', get_lang('Results')) . get_lang('Results') . '</a>';
}
}
echo '</div>'; // closing the actions div
if ($show == 'test') {
?>
<table class="data_table">
<?php
if (($is_allowedToEdit) and ($origin != 'learnpath')) {
?>
<tr class="row_odd">
<th colspan="3"><?php echo get_lang('ExerciseName');?></th>
<th><?php echo get_lang('QuantityQuestions');?></th>
<!--<th>--><?php
?>
<!--</th>-->
<th><?php echo get_lang('Modify');?></th>
</tr>
<?php
} else {
//student only
?> <tr>
<th colspan="2"><?php echo get_lang('ExerciseName');?></th>
<th><?php echo get_lang('QuantityQuestions');?></th>
<th><?php echo get_lang('State');?></th>
</tr>
<?php
}
// show message if no HP test to show
if (!($nbrExercises + $nbrHpTests)) {
?>
<tr>
<td <?php echo ($is_allowedToEdit?'colspan="6"':'colspan="5"'); ?>><?php echo get_lang("NoEx"); ?></td>
</tr>
<?php
}
$i = 1;
// while list exercises
if ($origin != 'learnpath') {
//avoid sending empty parameters
$myorigin = (empty ($origin) ? '' : '&origin=' . $origin);
$mylpid = (empty ($learnpath_id) ? '' : '&learnpath_id=' . $learnpath_id);
$mylpitemid = (empty ($learnpath_item_id) ? '' : '&learnpath_item_id=' . $learnpath_item_id);
$token = Security::get_token();
while ($row = Database :: fetch_array($result)) {
//validacion when belongs to a session
$session_img = api_get_session_image($row['session_id'], $_user['status']);
if ($i % 2 == 0)
$s_class = "row_odd";
else
$s_class = "row_even";
// prof only
if ($is_allowedToEdit) {
echo '<tr class="' . $s_class . '">' . "\n";
?>
<td width="30" align="left"><?php Display::display_icon('quiz.gif', get_lang('Exercice'))?></td>
<td width="15" valign="left"><?php echo ($i+($page*$limitExPage)).'.'; ?></td>
<?php $row['title']=api_parse_tex($row['title']); ?>
<td>
<a href="exercice_submit.php?<?php echo api_get_cidreq().$myorigin.$mylpid.$mylpitemid; ?>&amp;exerciseId=<?php echo $row['id']; ?>" <?php if(!$row['active']) echo 'class="invisible"'; ?>><?php echo $row['title']; ?></a><?php echo $session_img; ?>
</td>
<td align="center"> <?php
$exid = $row['id'];
//count number exercice - teacher
$sqlquery = "SELECT count(*) FROM $TBL_EXERCICE_QUESTION WHERE exercice_id = '" . Database :: escape_string($exid) . "'";
$sqlresult = Database::query($sqlquery);
$rowi = Database :: result($sqlresult, 0);
//count number random exercice - teacher
$sql_random_query = 'SELECT type,random,active,results_disabled,max_attempt FROM ' . $TBL_EXERCICES . ' WHERE id="' . Database :: escape_string($exid) . '" ';
$rs_random = Database::query($sql_random_query);
$row_random = Database :: fetch_array($rs_random);
if ($row_random['random'] > 0) {
echo $row_random['random'] . ' ' . api_strtolower(get_lang(($row_random['random'] > 1 ? 'Questions' : 'Question'))) . '</td>';
} else {
echo $rowi . ' ' . api_strtolower(get_lang(($rowi > 1 ? 'Questions' : 'Question'))) . '</td>';
}
?>
<td>
<a href="admin.php?<?php echo api_get_cidreq()?>&amp;exerciseId=<?php echo $row['id']; ?>"><img src="../img/wizard_small.gif" border="0" title="<?php echo api_htmlentities(get_lang('Edit'),ENT_QUOTES,$charset); ?>" alt="<?php echo api_htmlentities(get_lang('Edit'),ENT_QUOTES,$charset); ?>" /></a>
<a href="exercice.php?<?php echo api_get_cidreq()?>&amp;choice=copy_exercise&amp;sec_token=<?php echo $token; ?>&amp;exerciseId=<?php echo $row['id']; ?>" onclick="javascript:if(!confirm('<?php echo addslashes(api_htmlentities(get_lang('AreYouSureToCopy'),ENT_QUOTES,$charset)); echo " ".$row['title']; echo "?"; ?>')) return false;"><img width="16" src="../img/cd.gif" border="0" title="<?php echo api_htmlentities(get_lang('CopyExercise'),ENT_QUOTES,$charset); ?>" alt="<?php echo api_htmlentities(get_lang('CopyExercise'),ENT_QUOTES,$charset); ?>" /></a>
<a href="exercice.php?<?php echo api_get_cidreq()?>&amp;choice=clean_results&amp;sec_token=<?php echo $token; ?>&amp;exerciseId=<?php echo $row['id']; ?>" onclick="javascript:if(!confirm('<?php echo addslashes(api_htmlentities(get_lang('AreYouSureToDeleteResults'),ENT_QUOTES,$charset)); echo " ".$row['title']; echo "?"; ?>')) return false;" ><img width="16" src="../img/clean_group.gif" border="0" title="<?php echo api_htmlentities(get_lang('CleanStudentResults'),ENT_QUOTES,$charset); ?>" alt="<?php echo api_htmlentities(get_lang('CleanStudentResults'),ENT_QUOTES,$charset); ?>" /></a>
<?php
if ($row['results_disabled']) {
//echo '<a href="exercice.php?choice=enable_results&page='.$page.'&exerciseId='.$row['id'].'" title="'.get_lang('EnableResults').'" alt="'.get_lang('EnableResults').'"><img src="../img/lp_quiz_na.gif" border="0" alt="'.api_htmlentities(get_lang('EnableResults'),ENT_QUOTES,$charset).'" /></a>';
} else {
//echo '<a href="exercice.php?choice=disable_results&page='.$page.'&exerciseId='.$row['id'].'" title="'.get_lang('DisableResults').'" alt="'.get_lang('DisableResults').'"><img src="../img/lp_quiz.gif" border="0" alt="'.api_htmlentities(get_lang('DisableResults'),ENT_QUOTES,$charset).'" /></a>';
}
?>
<!--<a href="exercise_admin.php?modifyExercise=yes&exerciseId=--><?php
?>
<!--"> <img src="../img/edit.gif" border="0" title="--><?php
?>
<!--" alt="--><?php
?>
<!--" /></a>-->
<a href="exercice.php?<?php echo api_get_cidreq() ?>&choice=delete&sec_token=<?php echo$token; ?>&amp;exerciseId=<?php echo $row['id']; ?>" onclick="javascript:if(!confirm('<?php echo addslashes(api_htmlentities(get_lang('AreYouSureToDelete'),ENT_QUOTES,$charset)); echo " ".$row['title']; echo "?"; ?>')) return false;"> <img src="../img/delete.gif" border="0" title="<?php echo get_lang('Delete'); ?>" alt="<?php echo api_htmlentities(get_lang('Delete'),ENT_QUOTES,$charset); ?>" /></a>
<?php
//if active
if ($row['active']) {
?>
<a href="exercice.php?<?php echo api_get_cidreq() ?>&choice=disable&sec_token=<?php echo$token; ?>&amp;page=<?php echo $page; ?>&exerciseId=<?php echo $row['id']; ?>"> <img src="../img/visible.gif" border="0" title="<?php echo get_lang('Deactivate'); ?>" alt="<?php echo api_htmlentities(get_lang('Deactivate'),ENT_QUOTES,$charset); ?>" /></a>
<?php
} else {
// else if not active
?>
<a href="exercice.php?<?php echo api_get_cidreq() ?>&choice=enable&sec_token=<?php echo$token; ?>&amp;page=<?php echo $page; ?>&exerciseId=<?php echo $row['id']; ?>"> <img src="../img/invisible.gif" border="0" title="<?php echo get_lang('Activate'); ?>" alt="<?php echo api_htmlentities(get_lang('Activate'),ENT_QUOTES,$charset); ?>" /></a>
<?php
}
// export qti ...
echo '<a href="exercice.php?choice=exportqti2&exerciseId='.$row['id'].'"><img src="../img/export.png" border="0" title="IMS/QTI" /></a>';
echo "</td>";
echo "</tr>\n";
} else { // student only
?>
<tr>
<td><?php echo ($i+($page*$limitExPage)).'.'; ?></td>
<?php $row['title']=api_parse_tex($row['title']);?>
<td><a href="exercice_submit.php?<?php echo api_get_cidreq().$myorigin.$mylpid.$myllpitemid; ?>&exerciseId=<?php echo $row['id']; ?>"><?php echo $row['title']; ?></a></td>
<td align="center"> <?php
$exid = $row['id'];
//count number exercise questions
$sqlquery = "SELECT count(*) FROM $TBL_EXERCICE_QUESTION WHERE exercice_id = '" . Database :: escape_string($exid) . "'";
$sqlresult = Database::query($sqlquery);
$rowi = Database :: result($sqlresult, 0);
//count number random exercice
$sql_random_query = 'SELECT type,random,active,results_disabled,max_attempt FROM ' . $TBL_EXERCICES . ' WHERE id="' . Database :: escape_string($exid) . '" ';
$rs_random = Database::query($sql_random_query);
$row_random = Database :: fetch_array($rs_random);
if ($row_random['random'] > 0) {
echo $row_random['random'] . ' ' . api_strtolower(get_lang(($row_random['random'] > 1 ? 'Questions' : 'Question')));
} else {
//show results student
echo $rowi . ' ' . api_strtolower(get_lang(($rowi > 1 ? 'Questions' : 'Question')));
}
?> </td>
<td align="center"><?php
$eid = $row['id'];
$uid = api_get_user_id();
//this query might be improved later on by ordering by the new "tms" field rather than by exe_id
$qry = "SELECT * FROM $TBL_TRACK_EXERCICES
WHERE exe_exo_id = '" . Database :: escape_string($eid) . "' and exe_user_id = '" . Database :: escape_string($uid) . "' AND exe_cours_id = '" . api_get_course_id() . "' AND status <>'incomplete' AND orig_lp_id = 0 AND orig_lp_item_id = 0 AND session_id = '" . api_get_session_id() . "'
ORDER BY exe_id DESC";
$qryres = Database::query($qry);
$num = Database :: num_rows($qryres);
//hide the results
$my_result_disabled = $row['results_disabled'];
if ($my_result_disabled == 0) {
if ($num > 0) {
$row = Database :: fetch_array($qryres);
$percentage = 0;
if ($row['exe_weighting'] != 0) {
$percentage = ($row['exe_result'] / $row['exe_weighting']) * 100;
}
echo get_lang('Attempted') . ' (' . get_lang('Score') . ': ';
printf("%1.2f\n", $percentage);
echo " %)";
} else {
echo get_lang('NotAttempted');
}
} else {
echo get_lang('CantShowResults');
}
?></td>
</tr>
<?php
}
// skips the last exercise, that is only used to know if we have or not to create a link "Next page"
if ($i == $limitExPage) {
break;
}
$i++;
} // end while()
$ind = $i;
if (($from + $limitExPage -1) > $nbrexerc) {
if ($from > $nbrexerc) {
$from = $from - $nbrexerc;
$to = $limitExPage;
} else {
$to = $limitExPage - ($nbrexerc - $from);
$from = 0;
}
} else {
$to = $limitExPage;
}
if ($is_allowedToEdit) {
$sql = "SELECT d.path as path, d.comment as comment, ip.visibility as visibility
FROM $TBL_DOCUMENT d, $TBL_ITEM_PROPERTY ip
WHERE d.id = ip.ref AND ip.tool = '" . TOOL_DOCUMENT . "' AND
(d.path LIKE '%htm%')
AND d.path LIKE '" . Database :: escape_string($uploadPath) . "/%/%' LIMIT " . (int) $from . "," . (int) $to; // only .htm or .html files listed
} else {
$sql = "SELECT d.path as path, d.comment as comment, ip.visibility as visibility
FROM $TBL_DOCUMENT d, $TBL_ITEM_PROPERTY ip
WHERE d.id = ip.ref AND ip.tool = '" . TOOL_DOCUMENT . "' AND
(d.path LIKE '%htm%')
AND d.path LIKE '" . Database :: escape_string($uploadPath) . "/%/%' AND ip.visibility='1' LIMIT " . (int) $from . "," . (int) $to;
}
$result = Database::query($sql);
while ($row = Database :: fetch_array($result, 'ASSOC')) {
$attribute['path'][] = $row['path'];
$attribute['visibility'][] = $row['visibility'];
$attribute['comment'][] = $row['comment'];
}
$nbrActiveTests = 0;
if (is_array($attribute['path'])) {
while (list ($key, $path) = each($attribute['path'])) {
list ($a, $vis) = each($attribute['visibility']);
if (strcmp($vis, "1") == 0) {
$active = 1;
} else {
$active = 0;
}
echo "<tr>\n";
$title = GetQuizName($path, $documentPath);
if ($title == '') {
$title = basename($path);
}
// prof only
if ($is_allowedToEdit) {
/************/
?>
<tr>
<td><img src="../img/jqz.gif" alt="HotPotatoes" /></td>
<td><?php echo ($ind+($page*$limitExPage)).'.'; ?></td>
<td><a href="showinframes.php?file=<?php echo $path?>&cid=<?php echo $_course['official_code'];?>&uid=<?php echo $_user['user_id'];?>" <?php if(!$active) echo 'class="invisible"'; ?>><?php echo $title?></a></td>
<td></td>
<td><a href="adminhp.php?<?php echo api_get_cidreq() ?>&hotpotatoesName=<?php echo $path; ?>"> <img src="../img/edit.gif" border="0" title="<?php echo get_lang('Modify'); ?>" alt="<?php echo api_htmlentities(get_lang('Modify'),ENT_QUOTES,$charset); ?>" /></a>
<img src="../img/wizard_gray_small.gif" border="0" title="<?php echo api_htmlentities(get_lang('NotMarkActivity'),ENT_QUOTES,$charset); ?>" alt="<?php echo api_htmlentities(get_lang('Edit'),ENT_QUOTES,$charset); ?>" />
<a href="<?php echo $exercicePath; ?>?<?php echo api_get_cidreq() ?>&amp;hpchoice=delete&amp;file=<?php echo $path; ?>" onclick="javascript:if(!confirm('<?php echo addslashes(api_htmlentities(get_lang('AreYouSure'),ENT_QUOTES,$charset).$title."?"); ?>')) return false;"><img src="../img/delete.gif" border="0" title="<?php echo get_lang('Delete'); ?>" alt="<?php echo api_htmlentities(get_lang('Delete'),ENT_QUOTES,$charset); ?>" /></a>
<?php
// if active
if ($active) {
$nbrActiveTests = $nbrActiveTests +1;
?>
<a href="<?php echo $exercicePath; ?>?<?php echo api_get_cidreq() ?>&hpchoice=disable&amp;page=<?php echo $page; ?>&amp;file=<?php echo $path; ?>"><img src="../img/visible.gif" border="0" title="<?php echo get_lang('Deactivate'); ?>" alt="<?php echo api_htmlentities(get_lang('Deactivate'),ENT_QUOTES,$charset); ?>" /></a>
<?php
} else { // else if not active
?>
<a href="<?php echo $exercicePath; ?>?<?php echo api_get_cidreq() ?>&hpchoice=enable&amp;page=<?php echo $page; ?>&amp;file=<?php echo $path; ?>"><img src="../img/invisible.gif" border="0" title="<?php echo get_lang('Activate'); ?>" alt="<?php echo api_htmlentities(get_lang('Activate'),ENT_QUOTES,$charset); ?>" /></a>
<?php
}?>
<img src="../img/lp_quiz_na.gif" border="0" title="<?php echo get_lang('NotMarkActivity')?>" alt="" />
<?php/****************/
?></td>
<?php
} else { // student only
if ($active == 1) {
$nbrActiveTests = $nbrActiveTests +1;
?>
<tr>
<td><?php echo ($ind+($page*$limitExPage)).'.'; ?><!--<img src="../img/jqz.jpg" alt="HotPotatoes" />--></td>
<td>&nbsp;</td>
<td><a href="showinframes.php?<?php echo api_get_cidreq()."&amp;file=".$path."&amp;cid=".$_course['official_code']."&amp;uid=".$_user['user_id'].'"'; if(!$active) echo 'class="invisible"'; ?>"><?php echo $title;?></a></td>
<td>&nbsp;</td><td>&nbsp;</td>
</tr>
<?php
}
}
?>
<?php
if ($ind == $limitExPage) {
break;
}
if ($is_allowedToEdit) {
$ind++;
} else {
if ($active == 1) {
$ind++;
}
}
}
}
} //end if ($origin != 'learnpath') {
?>
</table>
<?php
}
/*****************************************/
/* Exercise Results (uses tracking tool) */
/*****************************************/
// if tracking is enabled
if ($_configuration['tracking_enabled'] && ($show == 'result')) {
?>
<!--<table class="data_table">
<tr class="row_odd">
<?php if($is_allowedToEdit || $is_tutor): ?>
<th><?php echo get_lang('User'); ?></th><?php endif; ?>
<th><?php echo get_lang('Exercice'); ?></th>
<th><?php echo get_lang('Duration'); ?></th>
<th><?php echo get_lang('Date'); ?></th>
<th><?php echo get_lang('Result'); ?></th>
<th><?php echo (($is_allowedToEdit||$is_tutor)?get_lang("CorrectTest"):get_lang("ViewTest")); ?></th>
</tr>-->
<?php
$session_id_and = ' AND ce.session_id = ' . api_get_session_id() . ' ';
if ($is_allowedToEdit || $is_tutor) {
$user_id_and = '';
if (!empty ($_POST['filter_by_user'])) {
if ($_POST['filter_by_user'] == 'all') {
$user_id_and = " AND user_id like '%'";
} else {
$user_id_and = " AND user_id = '" . Database :: escape_string((int) $_POST['filter_by_user']) . "' ";
}
}
if ($_GET['gradebook'] == 'view') {
$exercise_where_query = 'te.exe_exo_id =ce.id AND ';
}
$sql="SELECT ".(api_is_western_name_order() ? "CONCAT(firstname,' ',lastname)" : "CONCAT(lastname,' ',firstname)")." as users, ce.title, te.exe_result ,
te.exe_weighting, te.exe_date, te.exe_id, email, te.start_date, steps_counter,cuser.user_id,te.exe_duration
FROM $TBL_EXERCICES AS ce , $TBL_TRACK_EXERCICES AS te, $TBL_USER AS user,$tbl_course_rel_user AS cuser
WHERE user.user_id=cuser.user_id AND cuser.relation_type<>".COURSE_RELATION_TYPE_RRHH." AND te.exe_exo_id = ce.id AND te.status != 'incomplete' AND cuser.user_id=te.exe_user_id AND te.exe_cours_id='" . Database :: escape_string($_cid) . "'
AND cuser.status<>1 $user_id_and $session_id_and AND ce.active <>-1 AND orig_lp_id = 0 AND orig_lp_item_id = 0
AND cuser.course_code=te.exe_cours_id ORDER BY users, te.exe_cours_id ASC, ce.title ASC, te.exe_date DESC";
$hpsql="SELECT ".(api_is_western_name_order() ? "CONCAT(tu.firstname,' ',tu.lastname)" : "CONCAT(tu.lastname,' ',tu.firstname)").", tth.exe_name,
tth.exe_result , tth.exe_weighting, tth.exe_date
FROM $TBL_TRACK_HOTPOTATOES tth, $TBL_USER tu
WHERE tu.user_id=tth.exe_user_id AND tth.exe_cours_id = '" . Database :: escape_string($_cid) . " $user_id_and '
ORDER BY tth.exe_cours_id ASC, tth.exe_date DESC";
} else {
// get only this user's results
$user_id_and = ' AND te.exe_user_id = ' . api_get_user_id() . ' ';
$sql="SELECT ".(api_is_western_name_order() ? "CONCAT(firstname,' ',lastname)" : "CONCAT(lastname,' ',firstname)")." as users,ce.title, te.exe_result ,
te.exe_weighting, te.exe_date, te.exe_id, email, te.start_date, steps_counter,cuser.user_id,te.exe_duration, ce.results_disabled
FROM $TBL_EXERCICES AS ce , $TBL_TRACK_EXERCICES AS te, $TBL_USER AS user,$tbl_course_rel_user AS cuser
WHERE user.user_id=cuser.user_id AND te.exe_exo_id = ce.id AND te.status != 'incomplete' AND cuser.user_id=te.exe_user_id AND te.exe_cours_id='" . Database :: escape_string($_cid) . "'
AND cuser.status<>1 AND cuser.relation_type<>".COURSE_RELATION_TYPE_RRHH." $user_id_and $session_id_and AND ce.active <>-1 AND orig_lp_id = 0 AND orig_lp_item_id = 0
AND cuser.course_code=te.exe_cours_id ORDER BY users, te.exe_cours_id ASC, ce.title ASC, te.exe_date DESC";
$hpsql = "SELECT '',exe_name, exe_result , exe_weighting, exe_date
FROM $TBL_TRACK_HOTPOTATOES
WHERE exe_user_id = '" . $_user['user_id'] . "' AND exe_cours_id = '" . Database :: escape_string($_cid) . "'
ORDER BY exe_cours_id ASC, exe_date DESC";
}
$results = getManyResultsXCol($sql, 12);
$hpresults = getManyResultsXCol($hpsql, 5);
$NoTestRes = 0;
$NoHPTestRes = 0;
//Print the results of tests
$lang_nostartdate = get_lang('NoStartDate') . ' / ';
if (is_array($results)) {
$users_array_id = array ();
if ($_GET['gradebook'] == 'view') {
$filter_by_no_revised = true;
$from_gradebook = true;
}
$sizeof = sizeof($results);
$user_list_id = array ();
$user_list_name = '';
$quiz_name_list = '';
$duration_list = '';
$date_list = '';
$result_list = '';
$more_details_list = '';
$list_info = array();
for ($i = 0; $i < $sizeof; $i++) {
$revised = false;
$sql_exe = 'SELECT exe_id FROM ' . Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_ATTEMPT_RECORDING) . '
WHERE author != ' . "''" . ' AND exe_id = ' . "'" . Database :: escape_string($results[$i][5]) . "'" . ' LIMIT 1';
$query = Database::query($sql_exe);
if (Database :: num_rows($query) > 0) {
$revised = true;
}
if ($filter_by_not_revised && $revised == true) {
continue;
}
if ($filter_by_revised && $revised == false) {
continue;
}
if ($from_gradebook && ($is_allowedToEdit || $is_tutor)) {
if (in_array($results[$i][1] . $results[$i][0], $users_array_id)) {
continue;
}
$users_array_id[] = $results[$i][1] . $results[$i][0];
}
$user_list_name = $results[$i][0];
$user_list_id[] = $results[$i][9];
$id = $results[$i][5];
$mailid = $results[$i][6];
$user = $results[$i][0];
$test = $results[$i][1];
$quiz_name_list = $test;
$dt = api_convert_and_format_date($results[$i][4], null, date_default_timezone_get());
$res = $results[$i][2];
$duration = intval($results[$i][10]);
// we filter the results if we have the permission to
if (isset ($results[$i][11]))
$result_disabled = intval($results[$i][11]);
else
$result_disabled = 0;
if ($result_disabled == 0) {
//echo '<tr';
//if ($i % 2 == 0) {
//echo 'class="row_odd"';
//} else {
//echo 'class="row_even"';
//}
//echo '>';
$add_start_date = $lang_nostartdate;
if ($is_allowedToEdit || $is_tutor) {
$user = $results[$i][0];
//echo '<td>' . $user . ' </td>';
}
//echo '<td>' . $test . '</td>';
//echo '<td>';
if ($results[$i][7] != "0000-00-00 00:00:00") {
//echo ceil((($results[$i][4] - $results[$i][7]) / 60)) . ' ' . get_lang('MinMinutes');
$exe_date_timestamp = api_strtotime($results[$i][4], date_default_timezone_get());
$start_date_timestamp = api_strtotime($results[$i][7], date_default_timezone_get());
$duration_list = ceil((($exe_date_timestamp - $start_date_timestamp) / 60)) . ' ' . get_lang('MinMinutes');
if ($results[$i][8] > 1) {
//echo ' ( ' . $results[$i][8] . ' ' . get_lang('Steps') . ' )';
$duration_list = ' ( ' . $results[$i][8] . ' ' . get_lang('Steps') . ' )';
}
$add_start_date = api_convert_and_format_date($results[$i][7], null, date_default_timezone_get()) . ' / ';
} else {
$duration_list = get_lang('NoLogOfDuration');
//echo get_lang('NoLogOfDuration');
}
// Date conversion
$date_list = api_get_local_time($results[$i][7], null, date_default_timezone_get()). ' / ' . api_get_local_time($results[$i][4], null, date_default_timezone_get());
// there are already a duration test period calculated??
//echo '<td>'.sprintf(get_lang('DurationFormat'), $duration).'</td>';
// if the float look like 10.00 we show only 10
$my_res = float_format($results[$i][2],1);
$my_total = float_format($results[$i][3],1);
//echo '<td>' . round(($my_res / ($my_total != 0 ? $my_total : 1)) * 100, 2) . '% (' . $my_res . ' / ' . $my_total . ')</td>';
$result_list = round(($my_res / ($my_total != 0 ? $my_total : 1)) * 100, 2) . '% (' . $my_res . ' / ' . $my_total . ')';
// Is hard to read this!!
/*
echo '<td>'.(($is_allowedToEdit||$is_tutor)?
"<a href='exercise_show.php?user=$user&dt=$dt&res=$res&id=$id&email=$mailid'>".
(($revised)?get_lang('Edit'):get_lang('Qualify'))."</a>".
((api_is_platform_admin() || $is_tutor)?' - <a href="exercice.php?cidReq='.htmlentities($_GET['cidReq']).'&show=result&filter='.$filter.'&delete=delete&did='.$id.'" onclick="javascript:if(!confirm(\''.sprintf(get_lang('DeleteAttempt'),$user,$dt).'\')) return false;">'.get_lang('Delete').'</a>':'')
.(($is_allowedToEdit)?' - <a href="exercice_history.php?cidReq='.htmlentities($_GET['cidReq']).'&exe_id='.$id.'">'.get_lang('ViewHistoryChange').'</a>':'')
:(($revised)?"<a href='exercise_show.php?dt=$dt&res=$res&id=$id'>".get_lang('Show')."</a>":'')).'</td>';
*/
//echo '<td>';
$html_link = '';
if ($is_allowedToEdit || $is_tutor) {
if ($revised) {
//echo "<a href='exercise_show.php?action=edit&user=$user&dt=$dt&res=$res&id=$id&email=$mailid'>".Display :: return_icon('edit.gif', get_lang('Edit'));
//echo '&nbsp;';
$html_link.= "<a href='exercise_show.php?".api_get_cidreq()."&action=edit&user=$user&dt=$dt&res=$res&id=$id&email=$mailid'>".Display :: return_icon('edit.gif', get_lang('Edit'));
$html_link.= '&nbsp;';
} else {
//echo "<a href='exercise_show.php?action=qualify&user=$user&dt=$dt&res=$res&id=$id&email=$mailid'>".Display :: return_icon('quizz_small.gif', get_lang('Qualify'));
//echo '&nbsp;';
$html_link.="<a href='exercise_show.php?".api_get_cidreq()."&action=qualify&user=$user&dt=$dt&res=$res&id=$id&email=$mailid'>".Display :: return_icon('quizz_small.gif', get_lang('Qualify'));
$html_link.='&nbsp;';
}
//echo "</a>";
$html_link.="</a>";
if (api_is_platform_admin() || $is_tutor) {
//echo ' <a href="exercice.php?cidReq=' . Security::remove_XSS($_GET['cidReq']) . '&show=result&filter=' . $filter . '&delete=delete&did=' . $id . '" onclick="javascript:if(!confirm(\'' . sprintf(get_lang('DeleteAttempt'), $user, $dt) . '\')) return false;">'.Display :: return_icon('delete.gif', get_lang('Delete')).'</a>';
//echo '&nbsp;';
$html_link.=' <a href="exercice.php?'.api_get_cidreq().'&show=result&filter=' . $filter . '&delete=delete&did=' . $id . '" onclick="javascript:if(!confirm(\'' . sprintf(get_lang('DeleteAttempt'), $user, $dt) . '\')) return false;">'.Display :: return_icon('delete.gif', get_lang('Delete')).'</a>';
$html_link.='&nbsp;';
}
if ($is_allowedToEdit) {
//echo ' <a href="exercice_history.php?cidReq=' . security::remove_XSS($_GET['cidReq']) . '&exe_id=' . $id . '">' .Display :: return_icon('history.gif', get_lang('ViewHistoryChange')).'</a>';
if ($filter==2){
$html_link.=' <a href="exercice_history.php?'.api_get_cidreq().'&exe_id=' . $id . '">' .Display :: return_icon('history.gif', get_lang('ViewHistoryChange')).'</a>';
}
}
} else {
if ($revised) {
//echo "<a href='exercise_show.php?dt=$dt&res=$res&id=$id'>" . get_lang('Show') . "</a> ";
$html_link.="<a href='exercise_show.php?".api_get_cidreq()."&dt=$dt&res=$res&id=$id'>" . get_lang('Show') . "</a> ";
} else {
// echo '&nbsp;' . get_lang('NoResult');
$html_link.='&nbsp;' . get_lang('NoResult');
}
}
$more_details_list = $html_link;
if ($is_allowedToEdit || $is_tutor) {
$list_info [] = array($user_list_name,$quiz_name_list,$duration_list,$date_list,$result_list,$more_details_list);
} else {
$list_info [] = array($quiz_name_list,$duration_list,$date_list,$result_list,$more_details_list);
}
//$list_info [] = array($user_list_name,$quiz_name_list,$duration_list,$date_list,$result_list,$more_details_list);
//echo '</td>';
//echo '</tr>';
}
}
$parameters=array('cidReq'=>Security::remove_XSS($_GET['cidReq']),'show'=>Security::remove_XSS($_GET['show']),'filter' => Security::remove_XSS($_GET['filter']),'gradebook' =>Security::remove_XSS($_GET['gradebook']));
$table = new SortableTableFromArrayConfig($list_info, 1,20,'quiz_table');
$table->set_additional_parameters($parameters);
if ($is_allowedToEdit || $is_tutor) {
$table->set_header(0, get_lang('User'));
$secuence = 0;
} else {
$secuence = 1;
}
$table->set_header(-$secuence + 1, get_lang('Exercice'));
$table->set_header(-$secuence + 2, get_lang('Duration'),false);
$table->set_header(-$secuence + 3, get_lang('Date'));
$table->set_header(-$secuence + 4, get_lang('Result'),false);
$table->set_header(-$secuence + 5, (($is_allowedToEdit||$is_tutor) ? get_lang("CorrectTest") : get_lang("ViewTest")), false);
$table->display();
} else {
$NoTestRes = 1;
}
// Print the Result of Hotpotatoes Tests
if (is_array($hpresults)) {
for ($i = 0; $i < sizeof($hpresults); $i++) {
$title = GetQuizName($hpresults[$i][1], $documentPath);
if ($title == '') {
$title = basename($hpresults[$i][1]);
}
echo '<tr>';
if ($is_allowedToEdit) {
echo '<td class="content">' . $hpresults[$i][0] . '</td>';
}
echo '<td class="content">' . $title . '</td>';
echo '<td class="content">' . api_convert_and_format_date($hpresults[$i][4], null, date_default_timezone_get()) . '</td>';
echo '<td class="content">' . round(($hpresults[$i][2] / ($hpresults[$i][3] != 0 ? $hpresults[$i][3] : 1)) * 100, 2) . '% (' . $hpresults[$i][2] . ' / ' . $hpresults[$i][3] . ')</td>';
echo '<td></td>'; //there is no possibility to edit the results of a Hotpotatoes test
echo '</tr>';
}
} else {
$NoHPTestRes = 1;
}
if ($NoTestRes == 1 && $NoHPTestRes == 1) {
?>
<tr>
<td colspan="6"><?php echo get_lang("NoResult"); ?></td>
</tr>
<?php
}
?>
</table>
<br />
<?php
}
if ($origin != 'learnpath') { //so we are not in learnpath tool
Display :: display_footer();
} else {
?>
<link rel="stylesheet" type="text/css" href="<?php echo $clarolineRepositoryWeb ?>css/default.css" />
<?php
}
?>