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

813 lines
32 KiB

<?php
/* For licensing terms, see /license.txt */
/**
* Homepage for the MySpace directory
* @package chamilo.reporting
*/
/**
* code
*/
$language_file = array('registration', 'index', 'tracking');
// resetting the course id
$cidReset = true;
require_once '../inc/global.inc.php';
// including additional libraries
require_once api_get_path(LIBRARY_PATH).'export.lib.inc.php';
require_once 'myspace.lib.php';
// the section (for the tabs)
$this_section = SECTION_TRACKING;
//for HTML editor repository
unset($_SESSION['this_section']);
ob_start();
$export_csv = isset($_GET['export']) && $_GET['export'] == 'csv' ? true : false;
$display = isset($_GET['display']) ? Security::remove_XSS($_GET['display']) : null;
$csv_content = array();
$nameTools = get_lang('MySpace');
$user_id = api_get_user_id();
$is_coach = api_is_coach($_GET['session_id']); // This is used?
$session_id = isset($_GET['session_id']) ? intval($_GET['session_id']) : 0;
$is_platform_admin = api_is_platform_admin();
$is_drh = api_is_drh();
$is_session_admin = api_is_session_admin();
$count_sessions = 0;
$count_courses = 0;
$title = null;
// access control
api_block_anonymous_users();
if (!$export_csv) {
Display :: display_header($nameTools);
} else {
if ($_GET['view'] == 'admin') {
if($display == 'useroverview') {
MySpace::export_tracking_user_overview();
exit;
} else if($display == 'sessionoverview') {
MySpace::export_tracking_session_overview();
exit;
} else if($display == 'courseoverview') {
MySpace::export_tracking_course_overview();
exit;
}
}
}
// Database table definitions
$tbl_user = Database :: get_main_table(TABLE_MAIN_USER);
$tbl_sessions = Database :: get_main_table(TABLE_MAIN_SESSION);
$tbl_session_course_user = Database :: get_main_table(TABLE_MAIN_SESSION_COURSE_USER);
/* * FUNCTIONS */
function count_coaches() {
global $total_no_coaches;
return $total_no_coaches;
}
function sort_users($a, $b) {
return api_strcmp(trim(api_strtolower($a[$_SESSION['tracking_column']])), trim(api_strtolower($b[$_SESSION['tracking_column']])));
}
function rsort_users($a, $b) {
return api_strcmp(trim(api_strtolower($b[$_SESSION['tracking_column']])), trim(api_strtolower($a[$_SESSION['tracking_column']])));
}
function count_sessions_coached() {
global $count_sessions;
return $count_sessions;
}
function sort_sessions($a, $b) {
global $tracking_column;
if ($a[$tracking_column] > $b[$tracking_column]) {
return 1;
} else {
return -1;
}
}
function rsort_sessions($a, $b) {
global $tracking_column;
if ($b[$tracking_column] > $a[$tracking_column]) {
return 1;
} else {
return -1;
}
}
/* * MAIN CODE */
if ($is_session_admin) {
header('location:session.php');
exit;
}
// Get views
$views = array('admin', 'teacher', 'coach', 'drh');
$view = 'teacher';
if (isset($_GET['view']) && in_array($_GET['view'], $views)) {
$view = $_GET['view'];
}
$menu_items = array();
global $_configuration;
if ($is_platform_admin) {
if ($view == 'admin') {
$title = get_lang('CoachList');
$menu_items[] = Display::url(Display::return_icon('teacher.png', get_lang('TeacherInterface'), array(), ICON_SIZE_MEDIUM), api_get_self().'?view=teacher');
$menu_items[] = Display::url(Display::return_icon('star_na.png', get_lang('AdminInterface'), array(), ICON_SIZE_MEDIUM), api_get_self().'?view=admin');
$menu_items[] = Display::url(Display::return_icon('quiz.png', get_lang('ExamTracking'), array(), ICON_SIZE_MEDIUM), api_get_path(WEB_CODE_PATH).'tracking/exams.php');
$menu_items[] = Display::url(Display::return_icon('statistics.png', get_lang('CurrentCoursesReport'), array(), ICON_SIZE_MEDIUM), api_get_path(WEB_CODE_PATH).'mySpace/current_courses.php');
} else {
$menu_items[] = Display::url(Display::return_icon('teacher_na.png', get_lang('TeacherInterface'), array(), ICON_SIZE_MEDIUM), '');
$menu_items[] = Display::url(Display::return_icon('star.png', get_lang('AdminInterface'), array(), ICON_SIZE_MEDIUM), api_get_self().'?view=admin');
$menu_items[] = Display::url(Display::return_icon('quiz.png', get_lang('ExamTracking'), array(), ICON_SIZE_MEDIUM), api_get_path(WEB_CODE_PATH).'tracking/exams.php');
$menu_items[] = Display::url(Display::return_icon('statistics.png', get_lang('CurrentCoursesReport'), array(), ICON_SIZE_MEDIUM), api_get_path(WEB_CODE_PATH).'mySpace/current_courses.php');
}
}
if ($is_drh) {
$view = 'drh';
$menu_items[] = Display::url(Display::return_icon('user_na.png', get_lang('Students'), array(), ICON_SIZE_MEDIUM), '#');
$menu_items[] = Display::url(Display::return_icon('teacher.png', get_lang('Trainers'), array(), ICON_SIZE_MEDIUM), 'teachers.php');
$menu_items[] = Display::url(Display::return_icon('course.png', get_lang('Courses'), array(), ICON_SIZE_MEDIUM), 'course.php');
$menu_items[] = Display::url(Display::return_icon('session.png', get_lang('Sessions'), array(), ICON_SIZE_MEDIUM), 'session.php');
}
echo '<div id="actions" class="actions">';
echo '<span style="float:right">';
if ($display == 'useroverview' || $display == 'sessionoverview' || $display == 'courseoverview') {
echo '<a href="'.api_get_self().'?display='.$display.'&export=csv&view='.$view.'">';
echo Display::return_icon("export_csv.png", get_lang('ExportAsCSV'),array(), 32);
echo '</a>';
}
echo '<a href="javascript: void(0);" onclick="javascript: window.print()">'.
Display::return_icon('printer.png', get_lang('Print'),'',ICON_SIZE_MEDIUM).'</a>';
echo '</span>';
if (!empty($session_id)) {
echo '<a href="index.php">'.Display::return_icon('back.png', get_lang('Back'),'',ICON_SIZE_MEDIUM).'</a>';
if (!api_is_platform_admin()) {
if (api_get_setting('add_users_by_coach') == 'true') {
if ($is_coach) {
echo "<div align=\"right\">";
echo '<a href="user_import.php?id_session='.$session_id.'&action=export&amp;type=xml">'.
Display::return_icon('excel.gif', get_lang('ImportUserList')).'&nbsp;'.get_lang('ImportUserList').'</a>';
echo "</div><br />";
}
}
} else {
echo "<div align=\"right\">";
echo '<a href="user_import.php?id_session='.$session_id.'&action=export&amp;type=xml">'.
Display::return_icon('excel.gif', get_lang('ImportUserList')).'&nbsp;'.get_lang('ImportUserList').'</a>';
echo "</div><br />";
}
} else {
echo Display::url(Display::return_icon('stats.png', get_lang('MyStats'),'',ICON_SIZE_MEDIUM),api_get_path(WEB_CODE_PATH)."auth/my_progress.php");
}
// Actions menu
$nb_menu_items = count($menu_items);
if (empty($session_id)) {
if ($nb_menu_items > 1) {
foreach ($menu_items as $key => $item) {
echo $item;
}
}
}
echo '</div>';
if (empty($session_id)) {
// Getting courses followed by a coach (No session courses)
$courses = CourseManager::get_course_list_as_coach($user_id, false);
if (isset($courses[0])) {
$courses = $courses[0];
}
// Getting students from courses and courses in sessions (To show the total students that the user follows)
$students = CourseManager::get_user_list_from_courses_as_coach($user_id);
/*$studentList = SessionManager::getAllUsersFromCoursesFromAllSessionFromStatus('drh', api_get_user_id());
$students = array();
foreach ($studentList as $studentData) {
$students[] = $studentData['user_id'];
}*/
// Sessions for the coach
$sessions = Tracking::get_sessions_coached_by_user($user_id);
// If is drh
if ($is_drh) {
if (api_drh_can_access_all_session_content()) {
$studentList = SessionManager::getAllUsersFromCoursesFromAllSessionFromStatus('drh_all', api_get_user_id());
$students = array();
foreach ($studentList as $studentData) {
$students[] = $studentData['user_id'];
}
$courses_of_the_platform = SessionManager::getAllCoursesFromAllSessionFromDrh(api_get_user_id());
foreach ($courses_of_the_platform as $course) {
$courses[$course] = $course;
}
$sessions = SessionManager::get_sessions_followed_by_drh(api_get_user_id());
} else {
$students = array_keys(UserManager::get_users_followed_by_drh($user_id, STUDENT));
$courses_of_the_platform = CourseManager::get_courses_followed_by_drh($user_id);
foreach ($courses_of_the_platform as $course) {
$courses[$course['code']] = $course['code'];
}
$sessions = SessionManager::get_sessions_followed_by_drh($user_id);
}
}
//var_dump(count($students));exit;
// Courses for the user
$count_courses = count($courses);
// Sessions for the user
$count_sessions = count($sessions);
// Students
$nb_students = count($students);
$total_time_spent = 0;
$total_courses = 0;
$avg_total_progress = 0;
$avg_results_to_exercises = 0;
$nb_inactive_students = 0;
$nb_posts = $nb_assignments = 0;
if (!empty($students)) {
foreach ($students as $student_id) {
// inactive students
$last_connection_date = Tracking :: get_last_connection_date($student_id, true, true);
if ($last_connection_date !== false) {
if (time() - (3600 * 24 * 7) > $last_connection_date) {
$nb_inactive_students++;
}
} else {
$nb_inactive_students++;
}
$total_time_spent += Tracking :: get_time_spent_on_the_platform($student_id);
$total_courses += Tracking :: count_course_per_student($student_id);
$avg_student_progress = 0;
$avg_student_score = 0;
$nb_courses_student = 0;
foreach ($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);
$avg_student_progress += Tracking :: get_avg_student_progress($student_id, $course_code);
$myavg_temp = Tracking :: get_avg_student_score($student_id, $course_code);
if (is_numeric($myavg_temp))
$avg_student_score += $myavg_temp;
if ($nb_posts !== null && $nb_assignments !== null && $avg_student_progress !== null && $avg_student_score !== 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
$avg_student_progress = $nb_courses_student ?$avg_student_progress / $nb_courses_student:0;
$avg_total_progress += $avg_student_progress;
// average test results of the student
$avg_student_score = $avg_student_score?$avg_student_score / $nb_courses_student:0;
$avg_results_to_exercises += $avg_student_score;
}
}
if ($nb_students > 0 && $view != 'admin') {
// average progress
$avg_total_progress = $avg_total_progress / $nb_students;
// average results to the tests
$avg_results_to_exercises = $avg_results_to_exercises / $nb_students;
// average courses by student
$avg_courses_per_student = round($count_courses / $nb_students, 2);
// average time spent on the platform
$avg_time_spent = $total_time_spent / $nb_students;
// average assignments
$nb_assignments = $nb_assignments / $nb_students;
// average posts
$nb_posts = $nb_posts / $nb_students;
echo Display::page_subheader('<img src="'.api_get_path(WEB_IMG_PATH).'teachers.gif">&nbsp;'.get_lang('Overview'));
echo '<div class="report_section">
<table class="table table-bordered">
<tr>
<td>'.get_lang('FollowedUsers').'</td>
<td align="right">'.$nb_students.'</td>
</tr>
<tr>
<td>'.get_lang('FollowedCourses').'</td>
<td align="right">'.$count_courses.'</td>
</tr>
<tr>
<td>'.get_lang('FollowedSessions').'</td>
<td align="right">'.$count_sessions.'</td>
</tr>
</table>';
echo '</div>';
echo Display::page_subheader('<img src="'.api_get_path(WEB_IMG_PATH).'students.gif">
&nbsp;'.get_lang('Students').' ('.$nb_students.')');
if ($export_csv) {
//csv part
$csv_content[] = array(get_lang('Students', ''));
$csv_content[] = array(get_lang('InactivesStudents', ''), $nb_inactive_students );
$csv_content[] = array(get_lang('AverageTimeSpentOnThePlatform', ''), $avg_time_spent);
$csv_content[] = array(get_lang('AverageCoursePerStudent', ''), $avg_courses_per_student);
$csv_content[] = array(get_lang('AverageProgressInLearnpath', ''), is_null($avg_total_progress) ? null : round($avg_total_progress, 2).'%');
$csv_content[] = array(get_lang('AverageResultsToTheExercices', ''), is_null($avg_results_to_exercises) ? null : round($avg_results_to_exercises, 2).'%');
$csv_content[] = array(get_lang('AveragePostsInForum', ''), $nb_posts);
$csv_content[] = array(get_lang('AverageAssignments', ''), $nb_assignments);
$csv_content[] = array();
} else {
$form = new FormValidator('search_user', 'get', api_get_path(WEB_CODE_PATH).'mySpace/student.php');
$form->addElement('text', 'keyword', get_lang('User'));
$form->addElement('button', 'submit', get_lang('Search'));
$form->display();
// html part
echo '<div class="report_section">
<table class="table table-bordered">
<tr>
<td>'.get_lang('AverageCoursePerStudent').'</td>
<td align="right">'.(is_null($avg_courses_per_student) ? '' : $avg_courses_per_student).'</td>
</tr>
<tr>
<td>'.get_lang('InactivesStudents').'</td>
<td align="right">'.$nb_inactive_students.'</td>
</tr>
<tr>
<td>'.get_lang('AverageTimeSpentOnThePlatform').'</td>
<td align="right">'.(is_null($avg_time_spent) ? '' : api_time_to_hms($avg_time_spent)).'</td>
</tr>
<tr>
<td>'.get_lang('AverageProgressInLearnpath').'</td>
<td align="right">'.(is_null($avg_total_progress) ? '' : round($avg_total_progress, 2).'%').'</td>
</tr>
<tr>
<td>'.get_lang('AvgCourseScore').'</td>
<td align="right">'.(is_null($avg_results_to_exercises) ? '' : round($avg_results_to_exercises, 2).'%').'</td>
</tr>
<tr>
<td>'.get_lang('AveragePostsInForum').'</td>
<td align="right">'.(is_null($nb_posts) ? '' : round($nb_posts, 2)).'</td>
</tr>
<tr>
<td>'.get_lang('AverageAssignments').'</td>
<td align="right">'.(is_null($nb_assignments) ? '' : round($nb_assignments, 2)).'</td>
</tr>
</table>
<a class="btn" href="student.php">
'.get_lang('SeeStudentList').'
</a>
</div><br />';
}
} else {
$avg_total_progress = null;
$avg_results_to_exercises = null;
$avg_courses_per_student = null;
$avg_time_spent = null;
$nb_assignments = null;
$nb_posts = null;
}
} else {
$courses = Tracking::get_courses_followed_by_coach($user_id, $session_id);
// If is drh
if ($is_drh) {
$courses_of_the_platform = CourseManager::get_courses_followed_by_drh($user_id);
$courses_from_session = SessionManager::get_course_list_by_session_id($session_id);
$courses = array();
foreach ($courses_from_session as $course_item) {
if (api_drh_can_access_all_session_content()) {
$courses[$course_item['code']] = $course_item['code'];
} else {
if (isset($courses_of_the_platform[$course_item['code']])) {
$courses[$course_item['code']] = $course_item['code'];
}
}
}
if (empty($courses)) {
Display::display_warning_message(get_lang('NoResults'));
}
}
//Courses for the user
$count_courses = count($courses);
//Sessions for the user
$count_sessions = count($sessions);
}
if ($count_courses || $count_sessions) {
//If we are in course
if (empty($session_id)) {
if ($count_courses) {
$title = '<img src="'.api_get_path(WEB_IMG_PATH).'course.gif"> '.get_lang('Courses').' ('.$count_courses.') ';
}
} else {
//If we are in Course Session
$session_name = api_get_session_name($session_id);
$title = Display::return_icon('session.png', get_lang('Session'), array(), ICON_SIZE_SMALL).' '.$session_name;
$menu_items[] = '<a href="'.api_get_self().'?view=teacher">'.get_lang('TeacherInterface').'</a>';
}
}
if ((api_is_allowed_to_create_course() || api_is_drh()) && in_array($view, array('teacher', 'drh'))) {
// Courses
if ($count_courses) {
echo Display::page_subheader($title);
$table = new SortableTable('courses_my_space', 'get_number_of_courses', array('MySpace','get_course_data'));
$parameters['view'] = 'teacher';
$parameters['class'] = 'data_table';
$table->set_additional_parameters($parameters);
$table->set_header(0, get_lang('CourseTitle'), false);
$table->set_header(1, get_lang('NbStudents'), false);
$table->set_header(2, get_lang('AvgTimeSpentInTheCourse').' '.Display :: return_icon('info3.gif', get_lang('TimeOfActiveByTraining'), array('align' => 'absmiddle', 'hspace' => '3px')), false);
$table->set_header(3, get_lang('AvgStudentsProgress').' '.Display :: return_icon('info3.gif', get_lang('AvgAllUsersInAllCourses'), array('align' => 'absmiddle', 'hspace' => '3px')), false);
$table->set_header(4, get_lang('AvgCourseScore').' '.Display :: return_icon('info3.gif', get_lang('AvgAllUsersInAllCourses'), array('align' => 'absmiddle', 'hspace' => '3px')), false);
$table->set_header(5, get_lang('AvgExercisesScore').' '.Display :: return_icon('info3.gif', get_lang('AvgAllUsersInAllCourses'), array('align' => 'absmiddle', 'hspace' => '3px')), false);
$table->set_header(6, get_lang('AvgMessages'), false);
$table->set_header(7, get_lang('AverageAssignments'), false);
$table->set_header(8, get_lang('Details'), false);
$csv_content[] = array (
get_lang('CourseTitle', ''),
get_lang('NbStudents', ''),
get_lang('AvgTimeSpentInTheCourse', ''),
get_lang('AvgStudentsProgress', ''),
get_lang('AvgCourseScore', ''),
get_lang('AvgExercisesScore', ''),
get_lang('AvgMessages', ''),
get_lang('AverageAssignments', '')
);
$table->display();
}
// Display list of sessions
if ($count_sessions > 0 && !isset($_GET['session_id'])) {
echo Display::page_subheader('<img src="'.api_get_path(WEB_IMG_PATH).'session.png">&nbsp;'.get_lang('Sessions').' ('.$count_sessions.')');
$table = new SortableTable('tracking_sessions_myspace', 'count_sessions_coached');
$table->set_header(0, get_lang('Title'), false);
$table->set_header(1, get_lang('Date'), false);
$table->set_header(2, get_lang('NbCoursesPerSession'), false);
$table->set_header(3, get_lang('NbStudentPerSession'), false);
$table->set_header(4, get_lang('Details'), false);
$all_data = array();
foreach ($sessions as $session) {
if (api_drh_can_access_all_session_content()) {
$count_courses_in_session = count(SessionManager::get_course_list_by_session_id($session['id']));
} else {
$count_courses_in_session = count(Tracking::get_courses_followed_by_coach($user_id, $session['id']));
}
$count_users_in_session = count(SessionManager::get_users_by_session($session['id'], 0));
$row = array();
$row[] = $session['name'];
$session_date = array();
if (!empty($session['date_start']) && $session['date_start'] != '0000-00-00') {
$session_date[] = get_lang('From').' '.api_format_date($session['date_start'], DATE_FORMAT_SHORT);
}
if (!empty($session['date_end']) && $session['date_end'] != '0000-00-00') {
$session_date[] = get_lang('Until').' '.api_format_date($session['date_end'], DATE_FORMAT_SHORT);
}
if (empty($session_date)) {
$session_date_string = '-';
} else {
$session_date_string = implode(' ', $session_date);
}
$row[] = $session_date_string;
$row[] = $count_courses_in_session;
$row[] = $count_users_in_session;
$row[] = '<a href="'.api_get_self().'?session_id='.$session['id'].'"><img src="'.api_get_path(WEB_IMG_PATH).'2rightarrow.gif" border="0" /></a>';
$all_data[] = $row;
}
if (!isset($tracking_column)) {
$tracking_column = 0;
}
if (isset($_GET['tracking_direction']) && $_GET['tracking_direction'] == 'DESC') {
usort($all_data, 'rsort_sessions');
} else {
usort($all_data, 'sort_sessions');
}
if ($export_csv) {
usort($csv_content, 'sort_sessions');
}
foreach ($all_data as $row) {
$table -> addRow($row);
}
/* Start session over view stats */
$nb_sessions_past = $nb_sessions_current = 0;
$courses = array();
foreach ($sessions as $session) {
$visibility = api_get_session_visibility($session['id']);
if ($visibility == SESSION_AVAILABLE) {
$nb_sessions_current ++;
} else {
$nb_sessions_past++;
}
$courses = array_merge($courses, Tracking::get_courses_list_from_session($session['id']));
}
$nb_courses_per_session = null;
$nb_students_per_session = null;
if ($count_sessions > 0) {
$nb_courses_per_session = round(count($courses) / $count_sessions, 2);
$nb_students_per_session = round($nb_students / $count_sessions, 2);
}
if ($export_csv) {
//csv part
$csv_content[] = array(get_lang('Sessions', ''));
$csv_content[] = array(get_lang('NbActiveSessions', '').';'.$nb_sessions_current);
$csv_content[] = array(get_lang('NbInactiveSessions', '').';'.$nb_sessions_past);
//$csv_content[] = array(get_lang('NbFutureSessions', '').';'.$nb_sessions_future);
$csv_content[] = array(get_lang('NbCoursesPerSession', '').';'.$nb_courses_per_session);
$csv_content[] = array(get_lang('NbStudentPerSession', '').';'.$nb_students_per_session);
$csv_content[] = array();
} else {
echo '
<div class="report_section">
<table class="table table-bordered">
<tr>
<td>'.get_lang('NbActiveSessions').'</td>
<td align="right">'.$nb_sessions_current.'</td>
</tr>
<tr>
<td>'.get_lang('NbInactiveSessions').'</td>
<td align="right">'.$nb_sessions_past.'</td>
</tr>
</table>
</div>';
}
/* End session overview */
$table -> display();
}
}
if ($is_platform_admin && in_array($view, array('admin')) && $display != 'yourstudents') {
echo '<a href="'.api_get_self().'?view=admin&amp;display=coaches">'.get_lang('DisplayCoaches').'</a> | ';
echo '<a href="'.api_get_self().'?view=admin&amp;display=useroverview">'.get_lang('DisplayUserOverview').'</a>';
if ($display == 'useroverview') {
echo ' ( <a href="'.api_get_self().'?view=admin&amp;display=useroverview&amp;export=options">'.get_lang('ExportUserOverviewOptions').'</a> )';
}
echo ' | <a href="'.api_get_self().'?view=admin&amp;display=sessionoverview">'.get_lang('DisplaySessionOverview').'</a>';
echo ' | <a href="'.api_get_self().'?view=admin&amp;display=courseoverview">'.get_lang('DisplayCourseOverview').'</a>';
echo ' | <a href="'.api_get_path(WEB_CODE_PATH).'tracking/question_course_report.php?view=admin">'.get_lang('LPQuestionListResults').'</a>';
echo ' | <a href="'.api_get_path(WEB_CODE_PATH).'tracking/course_session_report.php?view=admin">'.get_lang('LPExerciseResultsBySession').'</a>';
echo '<br /><br />';
if ($display === 'useroverview') {
MySpace::display_tracking_user_overview();
} else if($display == 'sessionoverview') {
MySpace::display_tracking_session_overview();
} else if($display == 'courseoverview') {
MySpace::display_tracking_course_overview();
} else {
if ($export_csv) {
$is_western_name_order = api_is_western_name_order(PERSON_NAME_DATA_EXPORT);
} else {
$is_western_name_order = api_is_western_name_order();
}
$sort_by_first_name = api_sort_by_first_name();
$tracking_column = isset($_GET['tracking_list_coaches_column']) ? $_GET['tracking_list_coaches_column'] : ($is_western_name_order xor $sort_by_first_name) ? 1 : 0;
$tracking_direction = (isset($_GET['tracking_list_coaches_direction']) && in_array(strtoupper($_GET['tracking_list_coaches_direction']), array('ASC', 'DESC', 'ASCENDING', 'DESCENDING', '0', '1'))) ? $_GET['tracking_list_coaches_direction'] : 'DESC';
// Prepare array for column order - when impossible, use some of user names.
if ($is_western_name_order) {
$order = array(0 => 'firstname', 1 => 'lastname', 2 => ($sort_by_first_name ? 'firstname' : 'lastname'), 3 => 'login_date', 4 => ($sort_by_first_name ? 'firstname' : 'lastname'), 5 => ($sort_by_first_name ? 'firstname' : 'lastname'));
} else {
$order = array(0 => 'lastname', 1 => 'firstname', 2 => ($sort_by_first_name ? 'firstname' : 'lastname'), 3 => 'login_date', 4 => ($sort_by_first_name ? 'firstname' : 'lastname'), 5 => ($sort_by_first_name ? 'firstname' : 'lastname'));
}
$table = new SortableTable('tracking_list_coaches_myspace', 'count_coaches', null, ($is_western_name_order xor $sort_by_first_name) ? 1 : 0);
$parameters['view'] = 'admin';
$table->set_additional_parameters($parameters);
if ($is_western_name_order) {
$table -> set_header(0, get_lang('FirstName'), true);
$table -> set_header(1, get_lang('LastName'), true);
} else {
$table -> set_header(0, get_lang('LastName'), true);
$table -> set_header(1, get_lang('FirstName'), true);
}
$table -> set_header(2, get_lang('TimeSpentOnThePlatform'), false);
$table -> set_header(3, get_lang('LastConnexion'), false);
$table -> set_header(4, get_lang('NbStudents'), false);
$table -> set_header(5, get_lang('CountCours'), false);
$table -> set_header(6, get_lang('NumberOfSessions'), false);
$table -> set_header(7, get_lang('Sessions'), false);
if ($is_western_name_order) {
$csv_header[] = array (
get_lang('FirstName', ''),
get_lang('LastName', ''),
get_lang('TimeSpentOnThePlatform', ''),
get_lang('LastConnexion', ''),
get_lang('NbStudents', ''),
get_lang('CountCours', ''),
get_lang('NumberOfSessions', '')
);
} else {
$csv_header[] = array (
get_lang('LastName', ''),
get_lang('FirstName', ''),
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 scu.id_user as id_coach, user_id, lastname, firstname, MAX(login_date) as login_date
FROM $tbl_user, $tbl_session_course_user scu, $tbl_track_login
WHERE scu.id_user=user_id AND scu.status=2 AND login_user_id=user_id
GROUP BY user_id ";
if ($_configuration['multiple_access_urls']) {
$tbl_session_rel_access_url = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
$access_url_id = api_get_current_access_url_id();
if ($access_url_id != -1) {
$sqlCoachs = "SELECT DISTINCT scu.id_user as id_coach, user_id, lastname, firstname, MAX(login_date) as login_date
FROM $tbl_user, $tbl_session_course_user scu, $tbl_track_login , $tbl_session_rel_access_url session_rel_url
WHERE scu.id_user=user_id AND scu.status=2 AND login_user_id=user_id AND access_url_id = $access_url_id AND session_rel_url.session_id=id_session
GROUP BY user_id ";
}
}
if (!empty($order[$tracking_column])) {
$sqlCoachs .= "ORDER BY ".$order[$tracking_column]." ".$tracking_direction;
}
$result_coaches = Database::query($sqlCoachs);
$total_no_coaches = Database::num_rows($result_coaches);
$global_coaches = array();
while ($coach = Database::fetch_array($result_coaches)) {
$global_coaches[$coach['user_id']] = $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 '.$tracking_direction;
if ($_configuration['multiple_access_urls']) {
$tbl_session_rel_access_url = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_SESSION);
$access_url_id = api_get_current_access_url_id();
if ($access_url_id != -1) {
$sql_session_coach = 'SELECT session.id_coach, user_id, lastname, firstname, MAX(login_date) as login_date
FROM '.$tbl_user.','.$tbl_sessions.' as session,'.$tbl_track_login.' , '.$tbl_session_rel_access_url.' as session_rel_url
WHERE id_coach=user_id AND login_user_id=user_id AND access_url_id = '.$access_url_id.' AND session_rel_url.session_id=session.id
GROUP BY user_id
ORDER BY login_date '.$tracking_direction;
}
}
$result_sessions_coach = Database::query($sql_session_coach);
$total_no_coaches += Database::num_rows($result_sessions_coach);
while ($coach = Database::fetch_array($result_sessions_coach)) {
$global_coaches[$coach['user_id']] = $coach;
}
$all_datas = array();
foreach ($global_coaches as $id_coach => $coaches) {
$time_on_platform = api_time_to_hms(Tracking :: get_time_spent_on_the_platform($coaches['user_id']));
$last_connection = Tracking :: get_last_connection_date($coaches['user_id']);
$nb_students = count(Tracking :: get_student_followed_by_coach($coaches['user_id']));
$nb_courses = count(Tracking :: get_courses_followed_by_coach($coaches['user_id']));
$nb_sessions = count(Tracking :: get_sessions_coached_by_user($coaches['user_id']));
$table_row = array();
if ($is_western_name_order) {
$table_row[] = $coaches['firstname'];
$table_row[] = $coaches['lastname'];
} else {
$table_row[] = $coaches['lastname'];
$table_row[] = $coaches['firstname'];
}
$table_row[] = $time_on_platform;
$table_row[] = $last_connection;
$table_row[] = $nb_students;
$table_row[] = $nb_courses;
$table_row[] = $nb_sessions;
$table_row[] = '<a href="session.php?id_coach='.$coaches['user_id'].'"><img src="'.api_get_path(WEB_IMG_PATH).'2rightarrow.gif" border="0" /></a>';
$all_datas[] = $table_row;
if ($is_western_name_order) {
$csv_content[] = array(
api_html_entity_decode($coaches['firstname'], ENT_QUOTES, $charset),
api_html_entity_decode($coaches['lastname'], ENT_QUOTES, $charset),
$time_on_platform,
$last_connection,
$nb_students,
$nb_courses,
$nb_sessions
);
} else {
$csv_content[] = array(
api_html_entity_decode($coaches['lastname'], ENT_QUOTES, $charset),
api_html_entity_decode($coaches['firstname'], ENT_QUOTES, $charset),
$time_on_platform,
$last_connection,
$nb_students,
$nb_courses,
$nb_sessions
);
}
}
if ($tracking_column != 3) {
if ($tracking_direction == 'DESC') {
usort($all_datas, 'rsort_users');
} else {
usort($all_datas, 'sort_users');
}
}
if ($export_csv && $tracking_column != 3) {
usort($csv_content, 'sort_users');
}
if ($export_csv) {
$csv_content = array_merge($csv_header, $csv_content);
}
foreach ($all_datas as $row) {
$table -> addRow($row, 'align="right"');
}
$table -> display();
}
}
// send the csv file if asked
if ($export_csv) {
ob_end_clean();
Export :: export_table_csv($csv_content, 'reporting_index');
exit;
}
//footer
if (!$export_csv) {
Display::display_footer();
}
/**
* Get number of courses for sortable with pagination
* @return int
*/
function get_number_of_courses() {
global $courses;
return count($courses);
}