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

361 lines
13 KiB

<?php
/* For licensing terms, see /license.txt */
// TODO: Is this file deprecated?
/**
* @package chamilo.tracking
* @todo clean code - structure is unclear and difficult to modify
*/
/**
* Code
*/
/* INIT SECTION */
$uInfo = $_REQUEST['uInfo'];
$view = $_REQUEST['view'];
// name of the language file that needs to be included
$language_file = 'tracking';
require_once '../inc/global.inc.php';
// Roles and rights system
$user_id = api_get_user_id();
$course_id = api_get_course_id();
/*
$role_id = RolesRights::get_local_user_role_id($user_id, $course_id);
$location_id = RolesRights::get_course_tool_location_id($course_id, TOOL_TRACKING);
$is_allowed = RolesRights::is_allowed_which_rights($role_id, $location_id);
//block users without view right
RolesRights::protect_location($role_id, $location_id);
*/
//YW Hack security to quick fix RolesRights bug
$is_allowed = true;
/* Libraries */
require_once api_get_path(LIBRARY_PATH).'statsUtils.lib.inc.php';
require_once api_get_path(LIBRARY_PATH).'course.lib.php';
require_once api_get_path(SYS_CODE_PATH).'resourcelinker/resourcelinker.inc.php';
require_once api_get_path(SYS_CODE_PATH).'exercice/hotpotatoes.lib.php';
/* Header */
/*
$interbreadcrumb[]= array ("url"=>"../group/group.php", "name"=> get_lang('BredCrumpGroups'));
$interbreadcrumb[]= array ("url"=>"../group/group_space.php?gidReq=$_gid", "name"=> get_lang('BredCrumpGroupSpace'));
*/
if($uInfo)
{
$interbreadcrumb[]= array ("url"=>"../user/userInfo.php?uInfo=$uInfo", "name"=> get_lang('BredCrumpUsers'));
}
$nameTools = get_lang('ToolName');
/* Constants and variables */
$is_allowedToTrack = $is_courseAdmin;
$is_course_member = CourseManager::is_user_subscribed_in_real_or_linked_course($user_id, $course_id);
// Database Table Definitions
$TABLECOURSUSER = Database::get_main_table(TABLE_MAIN_COURSE_USER);
$TABLEUSER = Database::get_main_table(TABLE_MAIN_USER);
$tbl_session_course_user = Database::get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
$tbl_session = Database::get_main_table(TABLE_MAIN_SESSION);
$TABLECOURSE_GROUPSUSER = Database::get_course_table(TABLE_GROUP_USER);
if(api_get_setting('use_session_mode') == "true") {
$sql = "SELECT 1
FROM $tbl_session_course_user AS session_course_user
INNER JOIN $tbl_session AS session
ON session_course_user.id_session = session.id
AND ((date_start<=NOW()
AND date_end>=NOW())
OR (date_start='0000-00-00' AND date_end='0000-00-00'))
WHERE id_session='".$_SESSION['id_session']."' AND course_code='$_cid'";
//echo $sql;
$result=Database::query($sql);
if(!Database::num_rows($result)){
$disabled = true;
}
}
$tbl_learnpath_main = Database::get_course_table(TABLE_LP_MAIN);
$tbl_learnpath_item = Database::get_course_table(TABLE_LP_ITEM);
$tbl_learnpath_view = Database::get_course_table(TABLE_LP_VIEW);
$tbl_learnpath_item_view = Database::get_course_table(TABLE_LP_ITEM_VIEW);
$documentPath=api_get_path(SYS_COURSE_PATH).$_course['path'].'/document';
// The variables for the days and the months
$DaysShort = api_get_week_days_short();
$DaysLong = api_get_week_days_long();
$MonthsLong = api_get_months_long();
$MonthsShort = api_get_months_short();
//$is_allowedToTrack = $is_groupTutor; // allowed to track only user of one group
//$is_allowedToTrackEverybodyInCourse = $is_allowed[EDIT_RIGHT]; // allowed to track all students in course
//YW hack security to fix RolesRights bug
$is_allowedToTrack = true; // allowed to track only user of one group
$is_allowedToTrackEverybodyInCourse = $is_allowedToTrack; // allowed to track all students in course
/* MAIN SECTION */
$title[0]='';
$title[1]='';
$line='';
$title_line='';
// check if uid is tutor of this group
if( ( $is_allowedToTrack || $is_allowedToTrackEverybodyInCourse))
{
if(!$uInfo && !isset($uInfo) )
{
/*
* Display list of user of this group
*/
if( $is_allowedToTrackEverybodyInCourse )
{
// if user can track everybody : list user of course
if(api_get_setting('use_session_mode')) {
$sql = "SELECT count(user_id)
FROM $TABLECOURSUSER
WHERE course_code = '$_cid' AND relation_type<>".COURSE_RELATION_TYPE_RRHH."";
}
else {
$sql = "SELECT count(id_user)
FROM $tbl_session_course_user
WHERE course_code = '$_cid'";
}
}
else
{
// if user can only track one group : list users of this group
$sql = "SELECT count(user)
FROM $TABLECOURSE_GROUPSUSER
WHERE group_id = '$_gid'";
}
$userGroupNb = getOneResult($sql);
$step = 25; // number of student per page
if ($userGroupNb > $step)
{
if(!isset($offset))
{
$offset=0;
}
$next = $offset + $step;
$previous = $offset - $step;
$navLink = "";
if ($previous >= 0)
{
}
if ($next < $userGroupNb)
{
}
}
else
{
$offset = 0;
}
echo $navLink;
if (!settype($offset, 'integer') || !settype($step, 'integer')) die('Offset or step variables are not integers.'); //sanity check of integer vars
if( $is_allowedToTrackEverybodyInCourse )
{
// list of users in this course
$sql = "SELECT u.user_id, u.firstname,u.lastname
FROM $TABLECOURSUSER cu , $TABLEUSER u
WHERE cu.user_id = u.user_id AND cu.relation_type<>".COURSE_RELATION_TYPE_RRHH."
AND cu.course_code = '$_cid'
LIMIT $offset,$step";
}
else
{
// list of users of this group
$sql = "SELECT u.user_id, u.firstname,u.lastname
FROM $TABLECOURSE_GROUPSUSER gu , $TABLEUSER u
WHERE gu.user_id = u.user_id
AND gu.group_id = '$_gid'
LIMIT $offset,$step";
}
$list_users = getManyResults3Col($sql);
for($i = 0 ; $i < sizeof($list_users) ; $i++)
{
}
}
else // if uInfo is set
{
/*
* Informations about student uInfo
*/
// these checks exists for security reasons, neither a prof nor a tutor can see statistics of a user from
// another course, or group
if( $is_allowedToTrackEverybodyInCourse )
{
// check if user is in this course
$tracking_is_accepted = $is_course_member;
$tracked_user_info = Database::get_user_info_from_id($uInfo);
$title[0]=$tracked_user_info[1].'_'.$tracked_user_info[2];
}
else
{
// check if user is in the group of this tutor
$sql = "SELECT u.firstname,u.lastname, u.email
FROM $TABLECOURSE_GROUPSUSER gu , $TABLEUSER u
WHERE gu.user_id = u.user_id
AND gu.group_id = '$_gid'
AND u.user_id = '$uInfo'";
$query = Database::query($sql);
$tracked_user_info = @Database::fetch_assoc($query);
if(is_array($tracked_user_info)) $tracking_is_accepted = true;
$title[0] = $tracked_user_info['firstname'].'_'.$tracked_user_info['lastname'];
}
if ($tracking_is_accepted)
{
$tracked_user_info['email'] == '' ? $mail_link = get_lang('NoEmail') : $mail_link = Display::encrypted_mailto_link($tracked_user_info['email']);
if(!isset($view))
{
$view ='0000000';
}
//Logins
list($title_line1, $line1) = TrackingUserLogCSV::display_login_tracking_info($view, $uInfo, $_cid);
//Exercise results
list($title_line2, $line2) = TrackingUserLogCSV::display_exercise_tracking_info($view, $uInfo, $_cid);
//Student publications uploaded
list($title_line3, $line3) = TrackingUserLogCSV::display_student_publications_tracking_info($view, $uInfo, $_cid);
//Links usage
list($title_line4, $line4) = TrackingUserLogCSV::display_links_tracking_info($view, $uInfo, $_cid);
//Documents downloaded
list($title_line5, $line5) = TrackingUserLogCSV::display_document_tracking_info($view, $uInfo, $_cid);
$title_line = $title_line1.$title_line2.$title_line3.$title_line4.$title_line5;
$line= $line1.$line2.$line3.$line4.$line5;
}
else
{
echo get_lang('ErrorUserNotInGroup');
}
/*
* Scorm contents and Learning Path
*/
//TODO: scorm tools is in work and the logs will change in few days...
/*if(substr($view,5,1) == '1')
{
$new_view = substr_replace($view,'0',5,1);
$title[1]=get_lang('ScormContentColumn');
$line ='';
$sql = "SELECT id, name FROM $tbl_learnpath_main";
$result=Database::query($sql);
$ar=Database::fetch_array($result);
if (is_array($ar))
{
while ($ar['id'] != '') {
$lp_title = stripslashes($ar['name']);
echo "<tr><td>";
echo "<a href='".api_get_self()."?view=".$view."&scormcontopen=".$ar['id']."&uInfo=$uInfo' class='specialLink'>$lp_title</a>";
echo "</td></tr>";
if ($ar['id']==$scormcontopen) { //have to list the students here
$contentId=$ar['id'];
$sql3 = "SELECT iv.status, iv.score, i.title, iv.total_time " .
"FROM $tbl_learnpath_item i " .
"INNER JOIN $tbl_learnpath_item_view iv ON i.id=iv.lp_item_id " .
"INNER JOIN $tbl_learnpath_view v ON iv.lp_view_id=v.id " .
"WHERE (v.user_id=$uInfo and v.lp_id=$contentId) ORDER BY v.id, i.id";
$result3=Database::query($sql3);
$ar3=Database::fetch_array($result3);
if (is_array($ar3)) {
$title_line=get_lang('ScormTitleColumn').";".get_lang('ScormStatusColumn').";".get_lang('ScormScoreColumn').";".get_lang('ScormTimeColumn')."\n";
while ($ar3['status'] != '') {
require_once('../newscorm/learnpathItem.class.php');
$time = learnpathItem::get_scorm_time('php',$ar3['total_time']);
$line .= $title.';'.$ar3['status'].';'.$ar3['score'].';'.$time."\n";
$ar3=Database::fetch_array($result3);
}
} else {
$line .= get_lang('ScormNeverOpened');
}
}
$ar=Database::fetch_array($result);
}
}
else
{
$noscorm=true;
}
if ($noscorm) {
$line=get_lang('NoResult');
}
}
else
{
$new_view = substr_replace($view,'1',5,1);
}*/
}
/*
* Export to a CSV file
* force the browser to save the file instead of opening it
*/
$len = strlen($title_line.$line);
header('Content-type: application/octet-stream');
//header('Content-Type: application/force-download');
header('Content-length: '.$len);
$filename = html_entity_decode(str_replace(":","",str_replace(" ","_", $title[0].'_'.$title[1].'.csv')));
$filename = replace_dangerous_char($filename);
if(preg_match("/MSIE 5.5/",$_SERVER['HTTP_USER_AGENT']))
{
header('Content-Disposition: filename= '.$filename);
}
else
{
header('Content-Disposition: attachment; filename= '.$filename);
}
if(strpos($_SERVER['HTTP_USER_AGENT'],'MSIE'))
{
header('Pragma: ');
header('Cache-Control: ');
header('Cache-Control: public'); // IE cannot download from sessions without a cache
}
header('Content-Description: '.$filename);
header('Content-transfer-encoding: binary');
echo api_html_entity_decode($title_line, ENT_QUOTES, $charset);
echo api_html_entity_decode($line, ENT_QUOTES, $charset);
exit;
}
// not allowed
else
{
api_not_allowed();
}