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

1168 lines
38 KiB

<?php // $Id: index.php 16620 2008-10-25 20:03:54Z yannoo $
/*
==============================================================================
Dokeos - elearning and course management software
Copyright (c) 2004-2008 Dokeos SPRL
Copyright (c) 2003 Ghent University (UGent)
For a full list of contributors, see "credits.txt".
The full license can be read in "license.txt".
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
See the GNU General Public License for more details.
Contact: Dokeos, rue Notre Dame, 152, B-1140 Evere, Belgium, info@dokeos.com
==============================================================================
*/
/**
* @todo use constant for $this_section
*/
// name of the language file that needs to be included
$language_file = array ('registration', 'index','tracking');
$cidReset=true;
require ('../inc/global.inc.php');
require (api_get_path(LIBRARY_PATH).'tracking.lib.php');
require_once(api_get_path(LIBRARY_PATH).'course.lib.php');
require_once(api_get_path(LIBRARY_PATH).'export.lib.inc.php');
ob_start();
$export_csv = isset($_GET['export']) && $_GET['export'] == 'csv' ? true : false;
$csv_content = array();
$nameTools= get_lang("MySpace");
$this_section = "session_my_space";
// access control
api_block_anonymous_users();
if(!$export_csv)
{
Display :: display_header($nameTools);
}
else
{
if ($_GET['view'] == 'admin' AND $_GET['display'] == 'useroverview')
{
export_tracking_user_overview();
exit;
}
}
// Database table definitions
$tbl_user = Database :: get_main_table(TABLE_MAIN_USER);
$tbl_course = Database :: get_main_table(TABLE_MAIN_COURSE);
$tbl_course_user = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
$tbl_class = Database :: get_main_table(TABLE_MAIN_CLASS);
$tbl_sessions = Database :: get_main_table(TABLE_MAIN_SESSION);
$tbl_session_course = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE);
$tbl_session_user = Database :: get_main_table(TABLE_MAIN_SESSION_USER);
$tbl_session_course_user = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
$tbl_admin = Database :: get_main_table(TABLE_MAIN_ADMIN);
/********************
* FUNCTIONS
********************/
function count_teacher_courses()
{
global $nb_teacher_courses;
return $nb_teacher_courses;
}
function count_coaches()
{
global $total_no_coachs;
return $total_no_coachs;
}
function sort_users($a,$b){
$a = trim(strtolower($a[$_SESSION['tracking_column']]));
$b = trim(strtolower($b[$_SESSION['tracking_column']]));
if($_SESSION['tracking_direction'] == 'DESC')
return strcmp($b, $a);
else
return strcmp($a, $b);
}
/**************************
* MAIN CODE
***************************/
$isCoach = api_is_coach();
$isPlatformAdmin = api_is_platform_admin();
$view = isset($_GET['view']) ? $_GET['view'] : 'teacher';
$menu_items = array();
if(api_is_allowed_to_create_course())
{
$sqlNbCours = " SELECT course_rel_user.course_code, course.title
FROM $tbl_course_user as course_rel_user
INNER JOIN $tbl_course as course
ON course.code = course_rel_user.course_code
WHERE course_rel_user.user_id='".$_user['user_id']."' AND course_rel_user.status='1'
ORDER BY course.title";
$resultNbCours = api_sql_query($sqlNbCours, __FILE__, __LINE__);
$a_courses = api_store_result($resultNbCours);
$nb_teacher_courses = count($a_courses);
if($nb_teacher_courses)
{
if(!$isCoach && !api_is_platform_admin())
{
$view = 'teacher';
}
if($view=='teacher')
{
$menu_items[] = get_lang('TeacherInterface');
$title = get_lang('YourCourseList');
}
else
{
$menu_items[] = '<a href="'.api_get_self().'?view=teacher">'.get_lang('TeacherInterface').'</a>';
}
}
}
if($isCoach)
{
if($nb_teacher_courses==0 && !api_is_platform_admin())
{
$view = 'coach';
}
if($view=='coach')
{
$menu_items[] = get_lang('CoachInterface');
$title = get_lang('YourStatistics');
}
else
{
$menu_items[] = '<a href="'.api_get_self().'?view=coach">'.get_lang('CoachInterface').'</a>';
}
}
if(api_is_platform_admin())
{
if(!$isCoach && $nb_teacher_courses==0)
{
$view = 'admin';
}
if($view=='admin')
{
$menu_items[] = get_lang('AdminInterface');
$title = get_lang('CoachList');
}
else
{
$menu_items[] = '<a href="'.api_get_self().'?view=admin">'.get_lang('AdminInterface').'</a>';
}
}
if($_user['status']==DRH)
{
$view = 'drh';
$title = get_lang('DrhInterface');
$menu_items[] = '<a href="'.api_get_self().'?view=drh">'.get_lang('DrhInterface').'</a>';
}
echo '<div class="actions">';
$nb_menu_items = count($menu_items);
if($nb_menu_items>1)
{
foreach($menu_items as $key=> $item)
{
echo $item;
if($key!=$nb_menu_items-1)
{
echo ' | ';
}
}
}
echo '
<a href="#" onclick="window.print()"><img align="absbottom" src="../img/printmgr.gif">&nbsp;'.get_lang('Print').'</a>
<a href="'.api_get_self().'?export=csv&view='.$view.'"><img align="absbottom" src="../img/excel.gif">&nbsp;'.get_lang('ExportAsCSV').'</a>
';
echo '</div>';
echo '<h4>'.$title.'</h4>';
if($_user['status']==DRH && $view=='drh')
{
$a_students = Tracking :: get_student_followed_by_drh($_user['user_id']);
$courses_of_the_platform = CourseManager :: get_real_course_list();
foreach($courses_of_the_platform as $course)
$a_courses[$course['code']] = $course['code'];
}
if($isCoach && $view=='coach')
{
$a_students = Tracking :: get_student_followed_by_coach($_user['user_id']);
$a_courses = Tracking :: get_courses_followed_by_coach($_user['user_id']);
}
if($view=='coach' || $view=='drh')
{
$nbStudents = count($a_students);
$totalTimeSpent = 0;
$totalCourses = 0;
$avgTotalProgress = 0;
$avgResultsToExercises = 0;
$nb_inactive_students = 0;
$nb_posts = $nb_assignments = 0;
foreach($a_students as $student_id)
{
// inactive students
$last_connection_date = Tracking :: get_last_connection_date($student_id,true,true);
if($last_connection_date!=false)
{
/*
list($last_connection_date, $last_connection_hour) = explode(' ',$last_connection_date);
$last_connection_date = explode('-',$last_connection_date);
$last_connection_hour = explode(':',$last_connection_hour);
$last_connection_hour[0];
$last_connection_time = mktime($last_connection_hour[0],$last_connection_hour[1],$last_connection_hour[2],$last_connection_date[1],$last_connection_date[2],$last_connection_date[0]);
*/
if(time()-(3600*24*7) > $last_connection_time)
{
$nb_inactive_students++;
}
}
else
{
$nb_inactive_students++;
}
$totalTimeSpent += Tracking :: get_time_spent_on_the_platform($student_id);
$totalCourses += Tracking :: count_course_per_student($student_id);
$avgStudentProgress = $avgStudentScore = 0;
$nb_courses_student = 0;
foreach($a_courses as $course_code)
{
if(CourseManager :: is_user_subscribed_in_course($student_id, $course_code, true))
{
$nb_courses_student++;
$nb_posts += Tracking :: count_student_messages($student_id,$course_code);
$nb_assignments += Tracking :: count_student_assignments($student_id,$course_code);
$avgStudentProgress += Tracking :: get_avg_student_progress($student_id,$course_code);
$avgStudentScore += Tracking :: get_avg_student_score($student_id,$course_code);
if($nb_posts !== null && $nb_assignments !== null && $avgStudentProgress !== null && $avgStudentScore !== null)
{
//if one of these scores is null, it means that we had a problem connecting to the right database, so don't count it in
$nb_courses_student++;
}
}
}
// average progress of the student
$avgStudentProgress = $avgStudentProgress / $nb_courses_student;
$avgTotalProgress += $avgStudentProgress;
// average test results of the student
$avgStudentScore = $avgStudentScore / $nb_courses_student;
$avgResultsToExercises += $avgStudentScore;
}
// average progress
$avgTotalProgress = $avgTotalProgress/$nbStudents;
// average results to the tests
$avgResultsToExercises = $avgResultsToExercises/$nbStudents;
// average courses by student
$avgCoursesPerStudent = round($totalCourses / $nbStudents,2);
// average time spent on the platform
$avgTimeSpent = $totalTimeSpent / $nbStudents;
// average assignments
$nb_assignments = $nb_assignments / $nbStudents;
// average posts
$nb_posts = $nb_posts / $nbStudents;
//csv part
if($export_csv)
{
$csv_content[] = array( get_lang('Probationers'));
$csv_content[] = array( get_lang('InactivesStudents'),$nb_inactive_students );
$csv_content[] = array( get_lang('AverageTimeSpentOnThePlatform'),$avgTimeSpent);
$csv_content[] = array( get_lang('AverageCoursePerStudent'),$avgCoursesPerStudent);
$csv_content[] = array( get_lang('AverageProgressInLearnpath'),$avgTotalProgress);
$csv_content[] = array( get_lang('AverageResultsToTheExercices'),$avgResultsToExercises);
$csv_content[] = array( get_lang('AveragePostsInForum'),$nb_posts);
$csv_content[] = array( get_lang('AverageAssignments'),$nb_assignments);
$csv_content[] = array();
}
// html part
else
{
echo '
<div class="admin_section">
<h4>
<a href="student.php"><img src="'.api_get_path(WEB_IMG_PATH).'students.gif">&nbsp;'.get_lang('Probationers').' ('.$nbStudents.')'.'</a>
</h4>
<table class="data_table">
<tr>
<td>
'.get_lang('InactivesStudents').'
</td>
<td align="right">
'.$nb_inactive_students.'
</td>
</tr>
<tr>
<td>
'.get_lang('AverageTimeSpentOnThePlatform').'
</td>
<td align="right">
'.api_time_to_hms($avgTimeSpent).'
</td>
</tr>
<tr>
<td>
'.get_lang('AverageCoursePerStudent').'
</td>
<td align="right">
'.$avgCoursesPerStudent.'
</td>
</tr>
<tr>
<td>
'.get_lang('AverageProgressInLearnpath').'
</td>
<td align="right">
'.round($avgTotalProgress,2).' %
</td>
</tr>
<tr>
<td>
'.get_lang('AverageResultsToTheExercices').'
</td>
<td align="right">
'.round($avgResultsToExercises,2).' %
</td>
</tr>
<tr>
<td>
'.get_lang('AveragePostsInForum').'
</td>
<td align="right">
'.round($nb_posts,2).'
</td>
</tr>
<tr>
<td>
'.get_lang('AverageAssignments').'
</td>
<td align="right">
'.round($nb_assignments,2).'
</td>
</tr>
</table>
<a href="student.php">'.get_lang('SeeStudentList').'</a>
</div>';
}
}
if($view == 'coach')
{
/****************************************
* Infos about sessions of the coach
****************************************/
$a_sessions = Tracking :: get_sessions_coached_by_user($_user['user_id']);
$nbSessions = count($a_sessions);
$nb_sessions_past = $nb_sessions_future = $nb_sessions_current = 0;
$a_courses = array();
foreach($a_sessions as $a_session)
{
if($a_session['date_start'] == '0000-00-00')
{
$nb_sessions_current ++;
}
else
{
$date_start = explode('-',$a_session['date_start']);
$time_start = mktime(0,0,0,$date_start[1],$date_start[2],$date_start[0]);
$date_end = explode('-',$a_session['date_end']);
$time_end = mktime(0,0,0,$date_end[1],$date_end[2],$date_end[0]);
if($time_start < time() && time() < $time_end)
{
$nb_sessions_current++;
}
else if(time() < $time_start)
{
$nb_sessions_future++;
}
else if(time() > $time_end)
{
$nb_sessions_past++;
}
}
$a_courses = array_merge($a_courses, Tracking::get_courses_list_from_session($a_session['id']));
}
$nb_courses_per_session = round(count($a_courses)/$nbSessions,2);
//csv part
if($export_csv)
{
$csv_content[] = array( get_lang('Sessions'));
$csv_content[] = array( get_lang('NbActiveSessions').';'.$nb_sessions_current);
$csv_content[] = array( get_lang('NbPastSessions').';'.$nb_sessions_past);
$csv_content[] = array( get_lang('NbFutureSessions').';'.$nb_sessions_future);
$csv_content[] = array( get_lang('NbStudentPerSession').';'.round($nbStudents/$nbSessions,2));
$csv_content[] = array( get_lang('NbCoursesPerSession').';'.$nb_courses_per_session);
$csv_content[] = array();
}
// html part
else
{
echo '
<div class="admin_section">
<h4>
<a href="session.php"><img src="'.api_get_path(WEB_IMG_PATH).'sessions.gif">&nbsp;'.get_lang('Sessions').' ('.$nbSessions.')'.'</a>
</h4>
<table class="data_table">
<tr>
<td>
'.get_lang('NbActiveSessions').'
</td>
<td align="right">
'.$nb_sessions_current.'
</td>
</tr>
<tr>
<td>
'.get_lang('NbPastSessions').'
</td>
<td align="right">
'.$nb_sessions_past.'
</td>
</tr>
<tr>
<td>
'.get_lang('NbFutureSessions').'
</td>
<td align="right">
'.$nb_sessions_future.'
</td>
</tr>
<tr>
<td>
'.get_lang('NbStudentPerSession').'
</td>
<td align="right">
'.round($nbStudents/$nbSessions,2).'
</td>
</tr>
<tr>
<td>
'.get_lang('NbCoursesPerSession').'
</td>
<td align="right">
'.$nb_courses_per_session.'
</td>
</tr>
</table>
<a href="session.php">'.get_lang('SeeSessionList').'</a>
</div>';
}
}
echo '<div class="clear">&nbsp;</div>';
if(api_is_allowed_to_create_course() && $view=='teacher')
{
if($nb_teacher_courses)
{
$table = new SortableTable('tracking_list_course', 'count_teacher_courses');
$parameters['view'] = 'teacher';
$table->set_additional_parameters($parameters);
$table -> set_header(0, get_lang('CourseTitle'), false, 'align="center"');
$table -> set_header(1, get_lang('NbStudents'), false);
$table -> set_header(2, get_lang('AvgTimeSpentInTheCourse'), false);
$table -> set_header(3, get_lang('AvgStudentsProgress'), false);
$table -> set_header(4, get_lang('AvgStudentsScore'), false);
$table -> set_header(5, get_lang('AvgMessages'), false);
$table -> set_header(6, get_lang('AvgAssignments'), false);
$table -> set_header(7, get_lang('Details'), false);
$csv_content[] = array(
get_lang('CourseTitle'),
get_lang('NbStudents'),
get_lang('AvgTimeSpentInTheCourse'),
get_lang('AvgStudentsProgress'),
get_lang('AvgStudentsScore'),
get_lang('AvgMessages'),
get_lang('AvgAssignments')
);
$a_course_students = array();
foreach($a_courses as $course)
{
$course_code = $course['course_code'];
$avg_assignments_in_course = $avg_messages_in_course = $nb_students_in_course = $avg_progress_in_course = $avg_score_in_course = $avg_time_spent_in_course = 0;
// students directly subscribed to the course
$sql = "SELECT user_id FROM $tbl_course_user as course_rel_user WHERE course_rel_user.status='5' AND course_rel_user.course_code='$course_code'";
$rs = api_sql_query($sql, __FILE__, __LINE__);
while($row = Database::fetch_array($rs))
{
$nb_students_in_course++;
// tracking datas
$avg_progress_in_course += Tracking :: get_avg_student_progress ($row['user_id'], $course_code);
$avg_score_in_course += Tracking :: get_avg_student_score ($row['user_id'], $course_code);
$avg_time_spent_in_course += Tracking :: get_time_spent_on_the_course ($row['user_id'], $course_code);
$avg_messages_in_course += Tracking :: count_student_messages ($row['user_id'], $course_code);
$avg_assignments_in_course += Tracking :: count_student_assignments ($row['user_id'], $course_code);
$a_course_students[] = $row['user_id'];
}
// students subscribed to the course through a session
if(api_get_setting('use_session_mode') == 'true')
{
$sql = 'SELECT id_user as user_id
FROM '.$tbl_session_course_user.'
WHERE course_code="'.addslashes($course_code).'" ORDER BY course_code';
$rs = api_sql_query($sql, __FILE__, __LINE__);
while($row = Database::fetch_array($rs))
{
if(!in_array($row['user_id'], $a_course_students))
{
$nb_students_in_course++;
// tracking datas
$avg_progress_in_course += Tracking :: get_avg_student_progress ($row['user_id'], $course_code);
$avg_score_in_course += Tracking :: get_avg_student_score ($row['user_id'], $course_code);
$avg_time_spent_in_course += Tracking :: get_time_spent_on_the_course ($row['user_id'], $course_code);
$avg_messages_in_course += Tracking :: count_student_messages ($row['user_id'], $course_code);
$avg_assignments_in_course += Tracking :: count_student_assignments ($row['user_id'], $course_code);
$a_course_students[] = $row['user_id'];
}
}
}
if($nb_students_in_course>0)
{
$avg_time_spent_in_course = api_time_to_hms($avg_time_spent_in_course / $nb_students_in_course);
$avg_progress_in_course = round($avg_progress_in_course / $nb_students_in_course,2).' %';
$avg_score_in_course = round($avg_score_in_course / $nb_students_in_course,2).' %';
$avg_messages_in_course = round($avg_messages_in_course / $nb_students_in_course,2);
$avg_assignments_in_course = round($avg_assignments_in_course / $nb_students_in_course,2);
}
$table_row = array();
$table_row[] = $course['title'];
$table_row[] = $nb_students_in_course;
$table_row[] = $avg_time_spent_in_course;
$table_row[] = $avg_progress_in_course;
$table_row[] = $avg_score_in_course;
$table_row[] = $avg_messages_in_course;
$table_row[] = $avg_assignments_in_course;
$table_row[] = '<a href="../tracking/courseLog.php?cidReq='.$course_code.'&studentlist=true"><img src="'.api_get_path(WEB_IMG_PATH).'2rightarrow.gif" border="0" /></a>';
$csv_content[] = array(
html_entity_decode($course['title']),
$nb_students_in_course,
$avg_time_spent_in_course,
$avg_progress_in_course,
$avg_score_in_course,
$avg_messages_in_course,
$avg_assignments_in_course,
);
$table -> addRow($table_row, 'align="right"');
$a_course_students = array();
}
$table -> updateColAttributes(0,array('align'=>'left'));
$table -> updateColAttributes(7,array('align'=>'center'));
$table -> display();
}
}
if(api_is_platform_admin() && $view=='admin')
{
echo '<a href="'.api_get_self().'?view=admin&amp;display=coaches">'.get_lang('DisplayCoaches').'</a> | ';
echo '<a href="'.api_get_self().'?view=admin&amp;display=useroverview">'.get_lang('DisplayUserOverview').'</a>';
if ($_GET['display'] == 'useroverview')
{
echo ' | <a href="'.api_get_self().'?view=admin&amp;display=useroverview&amp;export=options">'.get_lang('ExportUserOverviewOptions').'</a>';
}
if ($_GET['display'] === 'useroverview')
{
display_tracking_user_overview();
}
else
{
$tracking_column = isset($_GET['tracking_list_coaches_column']) ? $_GET['tracking_list_coaches_column'] : 0;
$tracking_direction = (isset($_GET['tracking_list_coaches_direction']) && in_array(strtoupper($_GET['tracking_list_coaches_direction']),array('ASC','DESC','ASCENDING','DESCENDING','0','1'))) ? $_GET['tracking_list_coaches_direction'] : 'DESC';
//prepare array for column order - when impossible, use lastname
$order = array(0=>'firstname',1=>'lastname',2=>'lastname',3=>'login_date',4=>'lastname',5=>'lastname');
$table = new SortableTable('tracking_list_coaches', 'count_coaches');
$parameters['view'] = 'admin';
$table->set_additional_parameters($parameters);
$table -> set_header(0, get_lang('FirstName'), true, 'align="center"');
$table -> set_header(1, get_lang('LastName'), true, 'align="center"');
$table -> set_header(2, get_lang('TimeSpentOnThePlatform'), false);
$table -> set_header(3, get_lang('LastConnexion'), true, 'align="center"');
$table -> set_header(4, get_lang('NbStudents'), false);
$table -> set_header(5, get_lang('CountCours'), false);
$table -> set_header(6, get_lang('NumberOfSessions'), false);
$table -> set_header(7, get_lang('Sessions'), false,'align="center"');
$csv_content[] = array(
get_lang('FirstName'),
get_lang('LastName'),
get_lang('TimeSpentOnThePlatform'),
get_lang('LastConnexion'),
get_lang('NbStudents'),
get_lang('CountCours'),
get_lang('NumberOfSessions')
);
$tbl_track_login = Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_LOGIN);
$sqlCoachs = " SELECT DISTINCT id_coach, user_id, lastname, firstname, MAX(login_date) as login_date
FROM $tbl_user, $tbl_session_course, $tbl_track_login
WHERE id_coach=user_id AND login_user_id=user_id
GROUP BY user_id " ;
// ORDER BY login_date ".$tracking_direction;
if(!empty($order[$tracking_column]))
{
$sqlCoachs .= "ORDER BY ".$order[$tracking_column]." ".$tracking_direction;
}
$result_coaches=api_sql_query($sqlCoachs, __FILE__, __LINE__);
$total_no_coachs = Database::num_rows($result_coaches);
$global_coachs=array();
while($a_coach=Database::fetch_array($result_coaches)){
$global_coachs[$a_coach['user_id']] = $a_coach;
}
$sql_session_coach = 'SELECT session.id_coach, user_id, lastname, firstname, MAX(login_date) as login_date
FROM '.$tbl_user.','.$tbl_sessions.' as session,'.$tbl_track_login.'
WHERE id_coach=user_id AND login_user_id=user_id
GROUP BY user_id
ORDER BY login_date '.$tracking_direction;
$result_sessions_coach=api_sql_query($sql_session_coach, __FILE__, __LINE__);
$total_no_coachs += Database::num_rows($result_sessions_coach);
while($a_coach=Database::fetch_array($result_sessions_coach)){
$global_coachs[$a_coach['user_id']] = $a_coach;
}
$all_datas=array();
foreach($global_coachs as $id_coach => $a_coachs){
$time_on_platform = api_time_to_hms(Tracking :: get_time_spent_on_the_platform($a_coachs['user_id']));
$last_connection = Tracking :: get_last_connection_date($a_coachs['user_id']);
$nb_students = count(Tracking :: get_student_followed_by_coach($a_coachs['user_id']));
$nb_courses = count(Tracking :: get_courses_followed_by_coach($a_coachs['user_id']));
$nb_sessions = count(Tracking :: get_sessions_coached_by_user($a_coachs['user_id']));
$table_row = array();
$table_row[] = $a_coachs['firstname'];
$table_row[] = $a_coachs['lastname'];
$table_row[] = $time_on_platform;
$table_row[] = $last_connection;
$table_row[] = $nb_students;
$table_row[] = $nb_courses;
$table_row[] = $nb_sessions;
$table_row[] = '<a href="session.php?id_coach='.$a_coachs['user_id'].'"><img src="'.api_get_path(WEB_IMG_PATH).'2rightarrow.gif" border="0" /></a>';
$all_datas[] = $table_row;
$csv_content[] = array(
html_entity_decode($a_coachs['firstname']),
html_entity_decode($a_coachs['lastname']),
$time_on_platform,
$last_connection,
$nb_courses,
$nb_sessions
);
}
if($tracking_column != 3){
usort($all_datas, 'sort_users');
if($tracking_direction == 'DESC')
rsort($all_datas);
}
if($export_csv && $tracking_column != 3)
{
usort($csv_content, 'sort_users');
}
foreach($all_datas as $row)
{
$table -> addRow($row,'align="right"');
}
$table -> updateColAttributes(0,array('align'=>'left'));
$table -> updateColAttributes(1,array('align'=>'left'));
$table -> updateColAttributes(3,array('align'=>'left'));
$table -> updateColAttributes(7,array('align'=>'center'));
$table -> display();
}
}
// send the csv file if asked
if($export_csv)
{
ob_end_clean();
/*echo "<pre>";
print_r($csv_content);
echo "</pre>";*/
Export :: export_table_csv($csv_content, 'reporting_index');
}
//footer
if(!$export_csv)
{
Display::display_footer();
}
/**
* This function exports the table that we see in display_tracking_user_overview()
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
* @version Dokeos 1.8.6
* @since October 2008
*/
function export_tracking_user_overview()
{
// database table definitions
$tbl_course_user = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
// the values of the sortable table
if ($_GET['tracking_user_overview_page_nr'])
{
$from = $_GET['tracking_user_overview_page_nr'];
}
else
{
$from = 0;
}
if ($_GET['tracking_user_overview_column'])
{
$orderby = $_GET['tracking_user_overview_column'];
}
else
{
$orderby = 0;
}
if ($_GET['tracking_user_overview_direction'])
{
$direction = $_GET['tracking_user_overview_direction'];
}
else
{
$direction = 'ASC';
}
$user_data = get_user_data_tracking_overview($from, 1000 , $orderby, $direction);
// the first line of the csv file with the column headers
$csv_row = array();
$csv_row[] = get_lang('OfficialCode');
$csv_row[] = get_lang('LastName');
$csv_row[] = get_lang('FirstName');
$csv_row[] = get_lang('LoginName');
$csv_row[] = get_lang('CourseCode');
// the additional user defined fields (only those that were selected to be exported)
require_once (api_get_path(LIBRARY_PATH).'usermanager.lib.php');
$fields = UserManager::get_extra_fields(0,50,5,'ASC');
foreach ($_SESSION['additional_export_fields'] as $key=>$extra_field_export)
{
$csv_row[] = $fields[$extra_field_export][3];
$field_names_to_be_exported[] = 'extra_'.$fields[$extra_field_export][1];
}
$csv_row[] = get_lang('AvgTimeSpentInTheCourse');
$csv_row[] = get_lang('AvgStudentsProgress');
$csv_row[] = get_lang('AvgStudentsScore');
$csv_row[] = get_lang('AvgMessages');
$csv_row[] = get_lang('AvgAssignments');
$csv_row[] = get_lang('TotalExercisesScoreObtained');
$csv_row[] = get_lang('TotalExercisesScorePossible');
$csv_row[] = get_lang('TotalExercisesAnswered');
$csv_row[] = get_lang('TotalExercisesScorePercentage');
$csv_row[] = get_lang('FirstLogin');
$csv_row[] = get_lang('LatestLogin');
$csv_content[] = $csv_row;
// the other lines (the data)
foreach($user_data as $key=>$user)
{
// getting all the courses of the user
$sql = "SELECT * FROM $tbl_course_user WHERE user_id = '".Database::escape_string($user[4])."'";
$result = api_sql_query($sql, __FILE__, __LINE__);
while ($row = Database::fetch_row($result))
{
$csv_row = array();
// user official code
$csv_row[] = $user[0];
// user last name
$csv_row[] = $user[1];
// user first name
$csv_row[] = $user[2];
// user login name
$csv_row[] = $user[3];
// course code
$csv_row[] = $row[0];
// the additional defined user fields
$extra_fields = get_user_overview_export_extra_fields($user[4]);
foreach ($field_names_to_be_exported as $key=>$extra_field_export)
{
$csv_row[] = $extra_fields[$extra_field_export];
}
// time spent in the course
$csv_row[] = api_time_to_hms(Tracking :: get_time_spent_on_the_course ($user[4], $row[0]));
// student progress in course
$csv_row[] = Tracking :: get_avg_student_progress ($user[4], $row[0]);
// student score
$csv_row[] = Tracking :: get_avg_student_score ($user[4], $row[0]);
// student messages
$csv_row[] = Tracking :: count_student_messages ($user[4], $row[0]);
// student assignments
$csv_row[] = Tracking :: count_student_assignments ($user[4], $row[0]);
// student exercises results
$exercises_results = exercises_results($user[4], $row[0]);
$csv_row[] = $exercises_results['score_obtained'];
$csv_row[] = $exercises_results['score_possible'];
$csv_row[] = $exercises_results['questions_answered'];
$csv_row[] = $exercises_results['percentage'];
// first connection
$csv_row[] = Tracking :: get_first_connection_date_on_the_course ($user[4], $row[0]);
// last connection
$csv_row[] = strip_tags(Tracking :: get_last_connection_date_on_the_course ($user[4], $row[0]));
$csv_content[] = $csv_row;
}
}
Export :: export_table_csv($csv_content, 'reporting_user_overview');
}
/**
* Display a sortable table that contains an overview off all the reporting progress of all users and all courses the user is subscribed to
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
* @version Dokeos 1.8.6
* @since October 2008
*/
function display_tracking_user_overview()
{
display_user_overview_export_options();
$table = new SortableTable('tracking_user_overview', 'get_number_of_users_tracking_overview', 'get_user_data_tracking_overview',1);
$table->set_header(0, get_lang('OfficialCode'));
$table->set_header(1, get_lang('LastName'));
$table->set_header(2, get_lang('FirstName'));
$table->set_header(3, get_lang('LoginName'));
$table->set_header(4, get_lang('CourseInformation'), false);
$table->set_column_filter(4, 'course_info_tracking_filter');
$table -> display();
}
/**
* get the numer of users of the platform
*
* @return integer
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
* @version Dokeos 1.8.6
* @since October 2008
*/
function get_number_of_users_tracking_overview()
{
// database table definition
$main_user_table = Database :: get_main_table(TABLE_MAIN_USER);
// query
$sql = 'SELECT user_id FROM '.$main_user_table;
$result = api_sql_query($sql, __FILE__, __LINE__);
// return the number of results
return Database::num_rows($result);
}
/**
* get all the data for the sortable table of the reporting progress of all users and all the courses the user is subscribed to.
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
* @version Dokeos 1.8.6
* @since October 2008
*/
function get_user_data_tracking_overview($from, $number_of_items, $column, $direction)
{
// database table definition
$main_user_table = Database :: get_main_table(TABLE_MAIN_USER);
$sql = "SELECT
official_code AS col0,
lastname AS col1,
firstname AS col2,
username AS col3,
user_id AS col4
FROM
$main_user_table
";
$sql .= " ORDER BY col$column $direction ";
$sql .= " LIMIT $from,$number_of_items";
$result = api_sql_query($sql, __FILE__, __LINE__);
$return = array ();
while ($user = Database::fetch_row($result))
{
$return[] = $user;
}
return $return;
}
/**
* Creates a small table in the last column of the table with the user overview
*
* @param integer $user_id the id of the user
* @param array $url_params additonal url parameters
* @param array $row the row information (the other columns)
* @return html code
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
* @version Dokeos 1.8.6
* @since October 2008
*/
function course_info_tracking_filter($user_id,$url_params,$row)
{
// the table header
$return .= '<table class="data_table">';
$return .= ' <tr>';
$return .= ' <th>'.get_lang('Course').'</th>';
$return .= ' <th>'.get_lang('AvgTimeSpentInTheCourse').'</th>';
$return .= ' <th>'.get_lang('AvgStudentsProgress').'</th>';
$return .= ' <th>'.get_lang('AvgStudentsScore').'</th>';
$return .= ' <th>'.get_lang('AvgMessages').'</th>';
$return .= ' <th>'.get_lang('AvgAssignments').'</th>';
$return .= ' <th>'.get_lang('TotalExercisesScoreObtained').'</th>';
$return .= ' <th>'.get_lang('TotalExercisesScorePossible').'</th>';
$return .= ' <th>'.get_lang('TotalExercisesAnswered').'</th>';
$return .= ' <th>'.get_lang('TotalExercisesScorePercentage').'</th>';
$return .= ' <th>'.get_lang('FirstLogin').'</th>';
$return .= ' <th>'.get_lang('LatestLogin').'</th>';
$return .= ' </tr>';
// database table definition
$tbl_course_user = Database :: get_main_table(TABLE_MAIN_COURSE_USER);
// getting all the courses of the user
$sql = "SELECT * FROM $tbl_course_user WHERE user_id = '".Database::escape_string($user_id)."'";
$result = api_sql_query($sql, __FILE__, __LINE__);
while ($row = Database::fetch_row($result))
{
$return .= '<tr>';
// course code
$return .= ' <td>'.$row[0].'</td>';
// time spent in the course
$return .= ' <td>'.api_time_to_hms(Tracking :: get_time_spent_on_the_course ($user_id, $row[0])).'</td>';
// student progress in course
$return .= ' <td>'.Tracking :: get_avg_student_progress ($user_id, $row[0]).'</td>';
// student score
$return .= ' <td>'.Tracking :: get_avg_student_score ($user_id, $row[0]).'</td>';
// student messages
$return .= ' <td>'.Tracking :: count_student_messages ($user_id, $row[0]).'</td>';
// student assignments
$return .= ' <td>'.Tracking :: count_student_assignments ($user_id, $row[0]).'</td>';
// student exercises results (obtained score, maximum score, number of exercises answered, score percentage)
$exercises_results = exercises_results($user_id, $row[0]);
$return .= ' <td>'.$exercises_results['score_obtained'].'</td>';
$return .= ' <td>'.$exercises_results['score_possible'].'</td>';
$return .= ' <td>'.$exercises_results['questions_answered'].'</td>';
$return .= ' <td>'.$exercises_results['percentage'].'% </td>';
// first connection
$return .= ' <td>'.Tracking :: get_first_connection_date_on_the_course ($user_id, $row[0]).'</td>';
// last connection
$return .= ' <td>'.Tracking :: get_last_connection_date_on_the_course ($user_id, $row[0]).'</td>';
$return .= '<tr>';
}
$return .= '</table>';
return $return;
}
/**
* Get general information about the exercise performance of the user
* the total obtained score (all the score on all the questions)
* the maximum score that could be obtained
* the number of questions answered
* the success percentage
*
* @param integer $user_id the id of the user
* @param string $course_code the course code
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
* @version Dokeos 1.8.6
* @since November 2008
*/
function exercises_results($user_id, $course_code)
{
$questions_answered = 0;
$sql = 'SELECT exe_result , exe_weighting
FROM '.Database :: get_statistic_table(TABLE_STATISTIC_TRACK_E_EXERCICES)."
WHERE exe_cours_id = '".Database::escape_string($course_code)."'
AND exe_user_id = '".Database::escape_string($user_id)."'";
$result = api_sql_query($sql, __FILE__, __LINE__);
$score_obtained = 0;
$score_possible = 0;
$questions_answered = 0;
while ($row = Database::fetch_array($result))
{
$score_obtained += $row['exe_result'];
$score_possible += $row['exe_weighting'];
$questions_answered ++;
}
if ($score_possible !== 0) {
$percentage = round(($score_obtained / $score_possible * 100),2);
}
return array('score_obtained' => $score_obtained, 'score_possible' => $score_possible, 'questions_answered' => $questions_answered, 'percentage' => $percentage);
}
/**
* Displays a form with all the additionally defined user fields of the profile
* and give you the opportunity to include these in the CSV export
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
* @version Dokeos 1.8.6
* @since November 2008
*/
function display_user_overview_export_options()
{
// include the user manager and formvalidator library
require_once (api_get_path(LIBRARY_PATH).'usermanager.lib.php');
require_once (api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php');
if ($_GET['export'] == 'options')
{
// get all the defined extra fields
$extrafields = UserManager::get_extra_fields(0,50,5,'ASC');
// creating the form with all the defined extra fields
$form = new FormValidator('exportextrafields', 'post', api_get_self()."?view=".Security::remove_XSS($_GET['view']).'&display='.Security::remove_XSS($_GET['display']).'&export='.Security::remove_XSS($_GET['export']));
foreach ($extrafields as $key=>$extra)
{
$form->addElement('checkbox', 'extra_export_field'.$extra[0], '', $extra[3]);
}
$form->addElement('submit', null, get_lang('Ok'));
// setting the default values for the form that contains all the extra fields
if(is_array($_SESSION['additional_export_fields']))
foreach($_SESSION['additional_export_fields'] as $key => $value)
{
$defaults['extra_export_field'.$value]=1;
}
$form->setDefaults($defaults);
if ($form->validate())
{
// exporting the form values
$values = $form->exportValues();
// re-initialising the session that contains the additional fields that need to be exported
$_SESSION['additional_export_fields'] = array();
// adding the fields that are checked to the session
$message='';
foreach ($values as $field_ids => $value)
{
if ($value == 1 AND strstr($field_ids,'extra_export_field'))
{
$_SESSION['additional_export_fields'][] = str_replace('extra_export_field','',$field_ids);
}
}
// adding the fields that will be also exported to a message string
foreach ($_SESSION['additional_export_fields'] as $key=>$extra_field_export)
{
$message .= '<li>'.$extrafields[$extra_field_export][3].'</li>';
}
// Displaying a feedback message
if (!empty($_SESSION['additional_export_fields']))
{
Display::display_confirmation_message(get_lang('FollowingFieldsWillAlsoBeExported').': <br /><ul>'.$message.'</ul>',false);
}
else
{
Display::display_confirmation_message(get_lang('NoAdditionalFieldsWillBeExported'),false);
}
$message = '';
}
else
{
$form->display();
}
}
else
{
if (!empty($_SESSION['additional_export_fields']))
{
// get all the defined extra fields
$extrafields = UserManager::get_extra_fields(0,50,5,'ASC');
foreach ($_SESSION['additional_export_fields'] as $key=>$extra_field_export)
{
$message .= '<li>'.$extrafields[$extra_field_export][3].'</li>';
}
Display::display_normal_message(get_lang('FollowingFieldsWillAlsoBeExported').': <br /><ul>'.$message.'</ul>',false);
$message = '';
}
}
}
/**
* Get all information that the user with user_id = $user_data has
* entered in the additionally defined profile fields
*
* @param integer $user_id the id of the user
*
* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium
* @version Dokeos 1.8.6
* @since November 2008
*/
function get_user_overview_export_extra_fields($user_id)
{
// include the user manager
require_once (api_get_path(LIBRARY_PATH).'usermanager.lib.php');
$extra_data = UserManager::get_extra_user_data($user_id,true);
return $extra_data;
}
?>