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

689 lines
22 KiB

<?php
/**
* @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");
$this_section = "session_my_space";
api_block_anonymous_users();
if(!$export_csv)
{
Display :: display_header($nameTools);
}
// 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>';
}
}
$nb_menu_items = count($menu_items);
if($nb_menu_items>1)
{
foreach($menu_items as $key=> $item)
{
echo $item;
if($key!=$nb_menu_items-1)
{
echo ' | ';
}
}
echo '<br />';
}
echo '<div align="left" style="float:left"><h4>'.$title.'</h4></div>
<div align="right">
<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='.$view.'"><img align="absbottom" src="../img/excel.gif">&nbsp;'.get_lang('ExportAsCSV').'</a>
</div>
<div class="clear"></div>';
if($isCoach && $view=='coach')
{
/****************************************
* Infos about students of the coach
****************************************/
$a_students = Tracking :: get_student_followed_by_coach($_user['user_id']);
$a_courses = Tracking :: get_courses_followed_by_coach($_user['user_id']);
$nbStudents = count($a_students);
$totalTimeSpent = 0;
$totalCourses = 0;
$avgTotalProgress = 0;
$avgResultsToExercises = 0;
$nb_inactive_students = 0;
$nb_posts = $nb_assignments = 0;
foreach($a_students as $student_id)
{
// inactive students
if($last_connection_date = Tracking :: get_last_connection_date($student_id))
{
list($last_connection_date, $last_connection_hour) = explode(' ',$last_connection_date);
$last_connection_date = explode('-',$last_connection_date);
$last_connection_hour = explode(':',$last_connection_hour);
$last_connection_time = mktime($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))
{
$nb_posts += Tracking :: count_student_messages($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>';
}
/****************************************
* 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_students = array();
$a_course_students = array();
foreach($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($row = mysql_fetch_array($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_students[] = $row['user_id'];
$a_course_students = $row['user_id'];
}
// students subscribed to the course throw 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($row = mysql_fetch_array($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_students[] = $row['user_id'];
$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(
$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'){
$tracking_column = isset($_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__);
$total_no_coachs = mysql_num_rows($result_coaches);
$global_coachs=array();
while($a_coach=mysql_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__);
$total_no_coachs += mysql_num_rows($result_sessions_coach);
while($a_coach=mysql_fetch_array($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(
$a_coachs['firstname'],
$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();
Export :: export_table_csv($csv_content, 'reporting_index');
}
/*
==============================================================================
FOOTER
==============================================================================
*/
if(!$export_csv)
{
Display::display_footer();
}
?>